/*! tailwindcss v4.1.11 | MIT License | https://tailwindcss.com */@layer properties{@supports ((-webkit-hyphens:none) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-translate-x:0;--tw-translate-y:0;--tw-translate-z:0;--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-divide-y-reverse:0;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-content:""}}}.visible{visibility:visible}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.top-1\/2{top:50%}.top-full{top:100%}.-z-10{z-index:-10}.z-10{z-index:10}.z-40{z-index:40}.z-50{z-index:50}.z-\[9999\]{z-index:9999}.z-\[10000\]{z-index:10000}.container{width:100%}.mx-auto{margin-inline:auto}.block{display:block}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-block{display:inline-block}.inline-flex{display:inline-flex}.table{display:table}.h-full{height:100%}.max-h-\[60vh\]{max-height:60vh}.max-h-\[90vh\]{max-height:90vh}.max-h-\[95vh\]{max-height:95vh}.w-1\/12{width:8.33333%}.w-3\/12{width:25%}.w-5\/12{width:41.6667%}.w-full{width:100%}.flex-1{flex:1}.flex-shrink-0{flex-shrink:0}.table-fixed{table-layout:fixed}.-translate-y-1\/2{--tw-translate-y: -50% ;translate:var(--tw-translate-x)var(--tw-translate-y)}.rotate-180{rotate:180deg}.transform{transform:var(--tw-rotate-x,)var(--tw-rotate-y,)var(--tw-rotate-z,)var(--tw-skew-x,)var(--tw-skew-y,)}.cursor-not-allowed{cursor:not-allowed}.cursor-pointer{cursor:pointer}.resize{resize:both}.resize-none{resize:none}.list-inside{list-style-position:inside}.list-disc{list-style-type:disc}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}:where(.divide-y>:not(:last-child)){--tw-divide-y-reverse:0;border-bottom-style:var(--tw-border-style);border-top-style:var(--tw-border-style);border-top-width:calc(1px*var(--tw-divide-y-reverse));border-bottom-width:calc(1px*calc(1 - var(--tw-divide-y-reverse)))}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.overflow-hidden{overflow:hidden}.overflow-x-auto{overflow-x:auto}.overflow-y-auto{overflow-y:auto}.rounded-full{border-radius:3.40282e38px}.border{border-style:var(--tw-border-style);border-width:1px}.border-2{border-style:var(--tw-border-style);border-width:2px}.border-t{border-top-style:var(--tw-border-style);border-top-width:1px}.border-b{border-bottom-style:var(--tw-border-style);border-bottom-width:1px}.border-b-2{border-bottom-style:var(--tw-border-style);border-bottom-width:2px}.border-dashed{--tw-border-style:dashed;border-style:dashed}.border-transparent{border-color:#0000}.border-t-transparent{border-top-color:#0000}.bg-gradient-to-r{--tw-gradient-position:to right in oklab;background-image:linear-gradient(var(--tw-gradient-stops))}.text-center{text-align:center}.text-left{text-align:left}.break-all{word-break:break-all}.capitalize{text-transform:capitalize}.uppercase{text-transform:uppercase}.italic{font-style:italic}.opacity-50{opacity:.5}.ring{--tw-ring-shadow:var(--tw-ring-inset,)0 0 0 calc(1px + var(--tw-ring-offset-width))var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.filter{filter:var(--tw-blur,)var(--tw-brightness,)var(--tw-contrast,)var(--tw-grayscale,)var(--tw-hue-rotate,)var(--tw-invert,)var(--tw-saturate,)var(--tw-sepia,)var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,visibility,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.transition-colors{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.transition-transform{transition-property:transform,translate,scale,rotate;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.peer-focus\:ring-4:is(:where(.peer):focus~*){--tw-ring-shadow:var(--tw-ring-inset,)0 0 0 calc(4px + var(--tw-ring-offset-width))var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.peer-focus\:outline-none:is(:where(.peer):focus~*){--tw-outline-style:none;outline-style:none}.after\:absolute:after{content:var(--tw-content);position:absolute}.after\:top-\[2px\]:after{content:var(--tw-content);top:2px}.after\:left-\[2px\]:after{content:var(--tw-content);left:2px}.after\:rounded-full:after{content:var(--tw-content);border-radius:3.40282e38px}.after\:border:after{content:var(--tw-content);border-style:var(--tw-border-style);border-width:1px}.after\:transition-all:after{content:var(--tw-content);transition-property:all;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.after\:content-\[\'\'\]:after{--tw-content:"";content:var(--tw-content)}.peer-checked\:after\:translate-x-full:is(:where(.peer):checked~*):after{content:var(--tw-content);--tw-translate-x:100%;translate:var(--tw-translate-x)var(--tw-translate-y)}.focus\:ring-1:focus{--tw-ring-shadow:var(--tw-ring-inset,)0 0 0 calc(1px + var(--tw-ring-offset-width))var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.focus\:ring-2:focus{--tw-ring-shadow:var(--tw-ring-inset,)0 0 0 calc(2px + var(--tw-ring-offset-width))var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.focus\:outline-none:focus{--tw-outline-style:none;outline-style:none}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.disabled\:opacity-50:disabled{opacity:.5}@supports (padding:max(0px)){.mobile-safe-area{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}}@media (max-width:768px){.messages-container,.chat-container,.freemium-chat-container{-webkit-overflow-scrolling:touch;scroll-behavior:smooth;overscroll-behavior:contain}body.has-freemium-chat,html.has-freemium-chat{-webkit-text-size-adjust:100%;width:100%;height:100%;position:fixed;overflow:hidden}@supports not selector(:has(*)){body,html{width:100%;height:100%;position:fixed;overflow:hidden}#root{position:fixed;inset:0;overflow:hidden}}#root.has-freemium-chat{position:fixed;inset:0;overflow:hidden}button,.clickable{-webkit-tap-highlight-color:#0000001a;-webkit-touch-callout:none}input[type=text],input[type=email],input[type=password],textarea{-webkit-appearance:none;-moz-appearance:none;appearance:none;border-radius:0;font-size:16px}.mobile-input-container{position:relative;transform:translateZ(0)}@supports (-webkit-touch-callout:none){.ios-keyboard-fix{height:100dvh}}.mobile-loading{justify-content:center;align-items:center;min-height:44px;display:flex}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}@media (prefers-contrast:high){.message-input,.trial-input-wrapper{border-width:2px}}@media (prefers-reduced-motion:reduce){*{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}}.file-manager-close-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.25rem;padding:.25rem;transition:color .2s}.file-manager-close-btn:hover,.file-manager-close-btn:focus{color:var(--text-primary);outline:none}.file-manager-close-btn:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}:root{--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--text-primary:#1e293b;--text-secondary:#64748b;--text-tertiary:#94a3b8;--border-color:#e2e8f0;--brand-primary:#4f46e5;--brand-secondary:#6366f1;--success-color:#10b981;--warning-color:#f59e0b;--error-color:#ef4444;--accent-color:#4f46e5;--accent-hover:#6366f1}*{box-sizing:border-box}html,#root,.welcome-screen,.freemium-trial,.welcome-content,.freemium-wrapper{max-width:100%;overflow-x:hidden}body{max-width:100%;font-family:var(--font-primary,-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto",sans-serif);font-weight:var(--font-weight-normal,400);line-height:var(--line-height-body,1.5);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-primary);background-color:var(--bg-primary);height:100vh;margin:0;overflow:hidden}[data-theme=dark] body{background:var(--bg-gradient-dark,linear-gradient(135deg,#0a0a0a 0%,#1a1a2e 50%,#16213e 100%))}.sidebar{background-color:var(--bg-secondary);border-right:1px solid var(--border-color);width:320px;height:100vh;z-index:var(--z-sidebar);border-top-right-radius:.75rem;border-bottom-right-radius:.75rem;flex-direction:column;transition:all .3s;display:flex;position:relative;overflow:hidden auto;box-shadow:2px 0 8px #0000000d,0 0 0 1px #ffffff0d}@media (min-width:769px){.main-container{height:100vh;display:flex}.chat-main{flex:1;transition:all .3s}.sidebar.sidebar-closed{width:0;min-width:0;box-shadow:none;border:none;overflow:hidden}}@media (min-width:769px) and (max-width:1024px){.sidebar{scrollbar-gutter:stable;flex-direction:column;display:flex;overflow:hidden}.chat-history{-webkit-overflow-scrolling:touch;flex:1;min-height:0;overflow-y:auto}.settings-pane{scrollbar-gutter:normal;flex-shrink:0;overflow:visible}.settings-content{transition:all .2s;overflow:visible}}[data-theme=dark] .sidebar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#141923f2;border-right:1px solid #4a9eff33;box-shadow:2px 0 12px #0000004d,0 0 30px #4a9eff1a,0 0 0 1px #4a9eff26}.sidebar-header{border-bottom:1px solid var(--border-color);border-top-right-radius:.75rem;padding:1.5rem}[data-theme=dark] .sidebar-header{background:linear-gradient(135deg,#4a9eff1a,#0000);border-bottom:1px solid #ffffff1a;padding:24px}.logo{color:var(--text-primary);background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:8px;font-size:32px;font-weight:700}.subtitle{color:var(--text-secondary);margin-top:.25rem;font-size:.875rem}[data-theme=dark] .subtitle{color:#fff9;font-size:14px;font-weight:400}.new-chat-btn{background:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;gap:.5rem;margin:1rem;padding:16px 24px;font-size:14px;font-weight:600;transition:all .3s;display:flex;position:relative;overflow:hidden;box-shadow:0 4px 20px #4f46e54d}[data-theme=dark] .new-chat-btn{background:linear-gradient(135deg,#4a9eff,#06c);box-shadow:0 4px 20px #4a9eff4d}.new-chat-btn:before{content:"";background:linear-gradient(90deg,#0000,#fff3,#0000);width:100%;height:100%;transition:left .5s;position:absolute;top:0;left:-100%}.new-chat-btn:hover:before{left:100%}.new-chat-btn:hover:not(:disabled){background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 30px #4f46e566}[data-theme=dark] .new-chat-btn:hover:not(:disabled){background:linear-gradient(135deg,#4a9eff,#06c);box-shadow:0 8px 30px #4a9eff66}.new-chat-btn:disabled{opacity:.5;cursor:not-allowed;background:var(--bg-tertiary);color:var(--text-tertiary)}[data-theme=dark] .new-chat-btn:disabled{color:#ffffff80;background:#ffffff0d}.new-chat-btn.secondary{color:var(--accent-color);border:1px solid var(--accent-color);background-color:#0000;margin-top:.5rem}.new-chat-btn.secondary:hover:not(:disabled){background-color:var(--accent-color);color:#fff}.sign-in-btn{background:linear-gradient(135deg,var(--accent-color)0%,var(--accent-hover)100%);color:#fff;cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;gap:.5rem;margin:1rem;padding:16px 24px;font-size:14px;font-weight:600;transition:all .3s;display:flex;position:relative;overflow:hidden;transform:scale(1.02);box-shadow:0 6px 24px #4f46e566}[data-theme=dark] .sign-in-btn{background:linear-gradient(135deg,#4a9eff,#06c);box-shadow:0 6px 24px #4a9eff66}.sign-in-btn:before{content:"";background:linear-gradient(90deg,#0000,#fff3,#0000);width:100%;height:100%;transition:left .5s;position:absolute;top:0;left:-100%}.sign-in-btn:hover:before{left:100%}.sign-in-btn:hover{background:linear-gradient(135deg,var(--accent-hover)0%,var(--accent-color)100%);transform:translateY(-3px)scale(1.02);box-shadow:0 10px 36px #4f46e580}[data-theme=dark] .sign-in-btn:hover{background:linear-gradient(135deg,#5aa4ff,#1a73e8);box-shadow:0 10px 36px #4a9eff80}.chat-history{-webkit-overflow-scrolling:touch;flex:1;min-height:0;padding:.5rem;overflow:hidden auto}.chat-item{cursor:pointer;background:#ffffff08;border:1px solid #0000;border-radius:12px;justify-content:space-between;align-items:center;margin-bottom:12px;padding:16px;transition:all .3s;display:flex;position:relative}.chat-item-content{flex:1;min-width:0}.chat-item:hover:not(.disabled){background:#4a9eff1a;border-color:#4a9eff4d;transform:translate(4px)}.chat-item.active{background:linear-gradient(135deg,#4a9eff33,#00d4ff1a);border-color:#4a9eff80}.chat-item.disabled{opacity:.5;cursor:not-allowed}.chat-item-title{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px;font-size:.875rem;font-weight:600;overflow:hidden}.chat-item-date{color:var(--text-secondary);margin-top:.25rem;font-size:12px}.generating-title{color:var(--text-secondary);opacity:.8;align-items:center;font-size:.875rem;display:flex}.chat-delete-btn{width:28px;height:28px;color:var(--text-secondary);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;margin-left:8px;transition:all .2s;display:flex;transform:scale(.8)}.chat-item:hover .chat-delete-btn{opacity:1;transform:scale(1)}.chat-delete-btn:hover{color:#ef4444;background:#ef44441a;transform:scale(1.1)}.chat-delete-btn:active{transform:scale(.95)}.loading-chats{text-align:center;justify-content:center;align-items:center;min-height:120px;padding:2rem 1rem;display:flex}.loading-message{color:var(--text-secondary);flex-direction:column;align-items:center;gap:.5rem;font-size:.875rem;display:flex}.loading-message .dots{margin-bottom:.5rem}.chat-load-error{text-align:center;justify-content:center;align-items:center;min-height:120px;padding:2rem 1rem;display:flex}.error-message{color:var(--text-secondary);flex-direction:column;align-items:center;gap:.75rem;max-width:200px;font-size:.875rem;display:flex}.error-message p{margin:0;line-height:1.4}.retry-btn{background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:.375rem;padding:.5rem 1rem;font-size:.75rem;transition:background-color .2s}.retry-btn:hover{background:var(--bg-secondary)}.dots{align-items:center;gap:2px;display:flex}.dots span{background-color:var(--text-secondary);border-radius:50%;width:4px;height:4px;animation:1.4s ease-in-out infinite both pulse}.dots span:first-child{animation-delay:-.32s}.dots span:nth-child(2){animation-delay:-.16s}.dots span:nth-child(3){animation-delay:0s}@keyframes pulse{0%,to{opacity:.8}50%{opacity:.4}}.gpt-selector{border-top:1px solid var(--border-color);margin-bottom:.5rem;padding:1rem}.gpts-toggle{cursor:pointer;border-radius:.375rem;justify-content:space-between;align-items:center;padding:.5rem;transition:background-color .2s;display:flex}.gpts-toggle:hover{background-color:var(--bg-tertiary)}.gpts-title{color:var(--text-primary);font-size:.875rem;font-weight:500}.gpts-arrow{transition:transform .2s}.gpts-arrow.collapsed{transform:rotate(-90deg)}.gpts-list{max-height:200px;margin-top:.5rem;transition:max-height .2s;overflow:hidden}.gpts-list.collapsed{max-height:0}.gpt-item{cursor:pointer;border-radius:.375rem;margin-bottom:.25rem;padding:.5rem;font-size:.875rem;transition:background-color .2s}.gpt-item:hover:not(.disabled){background-color:var(--bg-tertiary)}.gpt-item.active{background-color:var(--accent-color);color:#fff}.gpt-item.disabled{opacity:.5;cursor:not-allowed}.experimental-toggle{cursor:pointer;border-radius:.375rem;justify-content:space-between;align-items:center;padding:.5rem;transition:background-color .2s;display:flex}.experimental-toggle:hover{background-color:var(--bg-tertiary)}.experimental-content{margin-top:.75rem;padding-left:.5rem}.settings-sublabel{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.8rem;display:block}.gpts-list-experimental{margin-top:.25rem}.gpt-item-experimental{cursor:pointer;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:.25rem;margin-bottom:.25rem;padding:.375rem .5rem;font-size:.8rem;transition:all .2s}.gpt-item-experimental:hover{background-color:var(--bg-tertiary);border-color:var(--accent-color)}.gpt-item-experimental.active{background-color:var(--accent-color);color:#fff;border-color:var(--accent-color)}.gpts-toggle.disabled{opacity:.5;cursor:not-allowed}.settings-pane{border-top:1px solid var(--border-color);background-color:var(--bg-primary);box-sizing:border-box;width:100%;min-height:0;margin-top:auto;padding:1rem}.settings-toggle{cursor:pointer;justify-content:space-between;align-items:center;padding:.5rem 0;display:flex}.settings-title{color:var(--text-secondary);align-items:center;gap:.5rem;font-size:.875rem;font-weight:500;display:flex}.settings-arrow{color:var(--text-secondary);transition:transform .2s}.settings-arrow.collapsed{transform:rotate(-90deg)}.settings-content{box-sizing:border-box;width:100%;margin-top:.75rem;transition:all .2s;overflow:visible}.settings-section{margin-bottom:1rem}.settings-section:last-child{margin-bottom:0}.settings-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;font-size:.75rem;display:block}.settings-select{border:1px solid var(--border-color);background-color:var(--bg-primary);width:100%;color:var(--text-primary);border-radius:.375rem;outline:none;padding:.5rem;font-size:.875rem;transition:border-color .2s}.settings-select:focus{border-color:var(--accent-color)}.settings-note{color:var(--text-secondary);margin-top:.25rem;font-size:.75rem;font-style:italic}.settings-pane .settings-section .theme-toggle-btn,.settings-pane .settings-section .settings-select,.settings-pane .settings-section .manage-subscription-btn,.settings-pane .settings-section .sign-out-btn,.settings-pane .settings-section select,.settings-pane .admin-override-controls,.settings-pane .user-info-compact{box-sizing:border-box;width:100%}.mr-1{margin-right:.25rem}.theme-toggle-btn{border:1px solid var(--border-color);background-color:var(--bg-secondary);color:var(--text-primary);cursor:pointer;border-radius:.375rem;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.5rem .75rem;font-size:.875rem;transition:all .2s;display:flex}.theme-toggle-btn:hover{background-color:var(--bg-tertiary);border-color:var(--accent-color)}.user-info-compact{font-size:.875rem}.user-info-compact .user-email{color:var(--text-primary);font-weight:500}.user-info-compact .user-tier{color:var(--text-secondary);margin-top:.25rem;font-size:.75rem}.user-tier-emulated{color:var(--error-color)}.sign-out-btn{border:1px solid var(--error-color);color:var(--error-color);cursor:pointer;background-color:#0000;border-radius:.375rem;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.5rem .75rem;font-size:.875rem;transition:all .2s;display:flex}.sign-out-btn:hover{background-color:var(--error-color);color:#fff}.manage-subscription-btn{border:1px solid var(--accent-color);color:var(--accent-color);cursor:pointer;background-color:#0000;border-radius:.375rem;justify-content:center;align-items:center;gap:.5rem;width:100%;margin-top:.5rem;padding:.5rem .75rem;font-size:.875rem;transition:all .2s;display:flex}.manage-subscription-btn:hover{background-color:var(--accent-color);color:#fff}.sidebar-footer{border-top:1px solid var(--border-color);border-bottom-right-radius:.75rem;padding:1rem}.user-info{margin-bottom:.75rem}.user-email{color:var(--text-primary);font-size:.875rem;font-weight:500}.user-tier{color:var(--text-secondary);text-transform:capitalize;font-size:.75rem}.sidebar-actions{gap:.5rem;display:flex}.icon-btn{border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;background-color:#0000;border-radius:.375rem;justify-content:center;align-items:center;padding:.5rem;transition:all .2s;display:flex}.icon-btn:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.mobile-menu-btn{display:none}@media (min-width:769px){.mobile-menu-btn.desktop-visible{z-index:15;background:var(--bg-glassmorphic,#ffffffd9);border:1px solid var(--border-color);width:36px;height:36px;color:var(--text-primary);-webkit-backdrop-filter:blur(20px)saturate(180%);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:1rem;left:1rem;box-shadow:0 4px 12px #0000001a,inset 0 1px #ffffff80}.mobile-menu-btn.desktop-visible:hover{background:var(--bg-secondary);border-color:var(--brand-primary);box-shadow:0 6px 16px #00000026,0 0 0 3px var(--accent-glow,#4f46e526),inset 0 1px #fff9;transform:scale(1.08)translateY(-1px)}[data-theme=dark] .mobile-menu-btn.desktop-visible{background:var(--bg-glassmorphic-dark,#00000080);border-color:#ffffff26;box-shadow:0 4px 12px #0006,inset 0 1px #ffffff1a}[data-theme=dark] .mobile-menu-btn.desktop-visible:hover{border-color:var(--brand-primary);box-shadow:0 6px 16px #0009,0 0 0 3px var(--accent-glow,#4f46e533),inset 0 1px #ffffff26;background:#ffffff14}}.sidebar-close-btn{background:var(--bg-secondary);border:1px solid var(--border-color);width:36px;height:36px;color:var(--text-primary);cursor:pointer;z-index:1;border-radius:10px;justify-content:center;align-items:center;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:1.5rem;right:1.5rem;box-shadow:0 2px 8px #0000000d}.sidebar-close-btn:hover{background:var(--bg-tertiary);color:var(--brand-primary);border-color:var(--brand-primary);box-shadow:0 4px 12px #0000001a,0 0 0 3px var(--accent-glow,#4f46e51a);transform:scale(1.08)rotate(90deg)}.sidebar-close-btn:active{transition-duration:.1s;transform:scale(.98)rotate(90deg)}.sidebar-overlay{z-index:11;cursor:pointer;background-color:#00000080;display:none;position:fixed;inset:0}.message-bubble{gap:1rem;margin-bottom:1.5rem;padding:0 1rem;animation:.4s ease-out messageSlide;display:flex}.message-bubble.assistant:not(.streaming):hover{cursor:pointer}@keyframes messageSlide{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.message-bubble.user{flex-direction:row-reverse}.message-avatar{background:linear-gradient(135deg,var(--brand-primary)0%,var(--brand-secondary)100%);color:#fff;width:48px;height:48px;box-shadow:0 4px 15px var(--accent-glow,#4f46e54d);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:1.25rem;font-weight:700;transition:transform .2s;display:flex}.message-bubble.user .message-avatar,.message-bubble.assistant .message-avatar{background:linear-gradient(135deg,var(--brand-primary)0%,var(--brand-secondary)100%);box-shadow:0 4px 15px var(--accent-glow,#4f46e54d)}.message-bubble.assistant{grid-template:"avatar content""label content"".content"/auto 1fr;align-items:start;gap:.25rem 1rem;display:grid}.message-bubble.assistant .message-avatar{grid-area:avatar;margin:0}.message-bubble.assistant .message-mode-label{color:var(--text-secondary);text-align:center;white-space:nowrap;text-overflow:ellipsis;grid-area:label;width:48px;margin:0;font-size:.875rem;transition:all .3s;overflow:hidden}.message-bubble.assistant .message-content{grid-area:content}.message-bubble.assistant.streaming .message-mode-label{background:linear-gradient(90deg,var(--text-secondary)0%,var(--accent-color)50%,var(--text-secondary)100%);-webkit-text-fill-color:transparent;background-size:200% 100%;-webkit-background-clip:text;background-clip:text;animation:2s ease-in-out infinite shimmer}.message-bubble:hover .message-avatar{transform:scale(1.05)}.message-bubble:hover .message-text{box-shadow:0 4px 12px #0000001a}.message-content{flex:1;max-width:95%}.message-bubble.assistant.enhanced .message-content{max-width:98%}@media (min-width:999px){.message-bubble.assistant.enhanced,.message-bubble.agent-mode,.message-bubble.assistant.agent-static{width:100%;max-width:100%;margin-left:auto;margin-right:auto;padding:0 .75rem}.message-bubble.assistant.enhanced .message-content,.message-bubble.agent-mode .message-content,.message-bubble.assistant.agent-static .message-content{box-sizing:border-box;transition:none;width:95%!important;max-width:95%!important}.message-bubble.assistant.enhanced .reasoning-section,.message-bubble.assistant.enhanced .step-by-step-section,.message-bubble.assistant.enhanced .tool-action-expandable,.message-bubble.agent-mode .reasoning-section,.message-bubble.agent-mode .step-by-step-section,.message-bubble.agent-mode .tool-action-expandable{box-sizing:border-box;overflow-wrap:break-word;max-width:100%}}.message-bubble.user .message-content{text-align:right}.message-text{text-align:left;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);font-size:var(--font-size-base,1rem);line-height:var(--line-height-message,1.7);letter-spacing:var(--letter-spacing-normal,.01em);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"kern" 1,"liga" 1,"calt" 1;border-radius:20px;padding:16px 20px;transition:box-shadow .2s;display:inline-block;position:relative;box-shadow:0 4px 20px #0003}.message-bubble.user .message-text{background:linear-gradient(135deg,var(--brand-primary)0%,var(--brand-secondary)100%);color:#fff;box-shadow:0 4px 20px var(--accent-glow,#4f46e54d)}.message-bubble.assistant .message-text{background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary)}[data-theme=dark] .message-bubble.assistant .message-text{color:#fff;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border:1px solid #ffffff1a}.message-bubble.assistant .message-text.blur-bubble{background:var(--bg-glassmorphic,#ffffffbf);-webkit-backdrop-filter:blur(20px)saturate(180%);border:1px solid #ffffff4d;box-shadow:0 8px 32px #0000001a,inset 0 1px #ffffffe6}[data-theme=dark] .message-bubble.assistant .message-text.blur-bubble{background:var(--bg-glassmorphic-dark,#00000080);border:1px solid #ffffff26;box-shadow:0 8px 32px #0006,inset 0 1px #ffffff1a}.message-bubble.user .message-text.blur-bubble{background:linear-gradient(135deg,var(--brand-primary-transparent,#4f46e5d9)0%,var(--brand-secondary-transparent,#6366f1bf)100%);-webkit-backdrop-filter:blur(20px)saturate(180%);box-shadow:0 8px 32px var(--accent-glow,#4f46e54d),inset 0 1px #fff6;border:1px solid #fff3}.message-timestamp{color:var(--text-tertiary);margin-top:.25rem;font-size:.75rem}.message-cached{color:var(--success-color);margin-left:.5rem;font-size:.75rem;display:inline-block}.message-text.streaming{padding:.5rem .75rem;position:relative}.streaming-cursor{background:linear-gradient(135deg,var(--brand-primary)0%,var(--brand-secondary)100%);-webkit-text-fill-color:transparent;vertical-align:baseline;-webkit-background-clip:text;background-clip:text;margin-left:3px;font-size:1em;font-weight:700;line-height:1;animation:1.2s ease-in-out infinite cursorBlink;display:inline-block}@keyframes cursorBlink{0%,45%{opacity:1}50%,95%{opacity:.3}to{opacity:1}}.message-input-container{-webkit-backdrop-filter:blur(24px)saturate(180%);background:#ffffffd9;border-top:1px solid #00000014;align-items:center;gap:8px;padding:12px 20px;display:flex;position:relative;box-shadow:0 -4px 20px #00000014,0 -1px 4px #0000000a,inset 0 1px #fff9}[data-theme=dark] .message-input-container{-webkit-backdrop-filter:blur(24px)saturate(180%);background:#ffffff0d;border-top:1px solid #ffffff26;position:relative;box-shadow:0 -4px 20px #00000040,0 -1px 4px #00000026,inset 0 1px #ffffff14}.message-input-wrapper{align-items:center;gap:12px;display:flex;position:relative}.message-input{color:var(--text-primary);letter-spacing:-.01em;resize:none;-webkit-backdrop-filter:blur(16px)saturate(180%);background:#ffffff14;border:1px solid #ffffff1f;border-radius:18px;outline:none;flex:1;min-height:42px;max-height:120px;padding:11px 16px;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:15px;font-weight:400;line-height:1.5;transition:all .2s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px #0000001a}[data-theme=dark] .message-input{color:#fff;background:#ffffff14;border:1px solid #ffffff26;box-shadow:0 2px 8px #00000040}.message-input:focus{background:#ffffff1f;border-color:#4a9eff66;box-shadow:0 2px 8px #4a9eff26,0 0 0 1px #4a9eff1a}[data-theme=dark] .message-input:focus{background:#ffffff1f;border-color:#4a9eff66;box-shadow:0 4px 16px #4a9eff33,0 0 0 1px #4a9eff26}.message-input::-moz-placeholder{color:#00000059;letter-spacing:-.005em;font-weight:400}.message-input::placeholder{color:#00000059;letter-spacing:-.005em;font-weight:400}[data-theme=dark] .message-input::-moz-placeholder{color:#ffffff59;letter-spacing:-.005em;font-weight:400}[data-theme=dark] .message-input::placeholder{color:#ffffff59;letter-spacing:-.005em;font-weight:400}.send-button{width:42px;height:42px;color:var(--accent-color);cursor:pointer;background:0 0;border:none;border-radius:0;flex-shrink:0;justify-content:center;align-items:center;padding:.5rem;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.send-button svg{margin:0 auto;display:block}.send-button:active:not(:disabled){transform:scale(.95)}.send-button:disabled{opacity:.5;cursor:not-allowed;color:var(--text-tertiary);transform:none}.modal{-webkit-backdrop-filter:blur(4px);z-index:100;background-color:#00000080;justify-content:center;align-items:center;padding:1rem;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.modal-content{background-color:var(--bg-primary);transform-origin:50%;will-change:transform;border:1px solid #ffffff1a;border-radius:1rem;width:100%;max-width:420px;padding:2rem;transition:transform .35s,box-shadow .35s;animation:.3s ease-out slideIn;position:relative;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.modal-content.modal-content-expanded{transform:translateY(-4px)scale(1.01);box-shadow:0 24px 45px -15px #0000002e,0 12px 20px -8px #0000001a}@keyframes slideIn{0%{opacity:0;transform:scale(.95)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-close{background-color:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;width:2.5rem;height:2.5rem;padding:0;transition:all .2s;display:flex;position:absolute;top:1rem;right:1rem;box-shadow:0 2px 4px #0000000d}.modal-close:hover{background-color:var(--bg-tertiary);border-color:var(--accent-color);color:var(--text-primary);transform:scale(1.05);box-shadow:0 4px 6px #0000001a}.modal-close:active{transform:scale(.95)}.app-icon-container{justify-content:center;margin-bottom:2rem;display:flex}.app-icon{color:#fff;background:linear-gradient(135deg,#4f46e5,#7c3aed);border-radius:20px;justify-content:center;align-items:center;width:80px;height:80px;display:flex;box-shadow:0 8px 32px #4f46e54d}.modal-content h2{text-align:center;color:var(--text-primary);margin:0 0 .5rem;font-size:2rem;font-weight:700}.auth-subtitle{color:var(--text-secondary);text-align:center;margin:0 0 3rem;font-size:1rem}.auth-tabs{border-bottom:1px solid var(--border-color);justify-content:center;gap:0;margin-top:2rem;margin-bottom:2rem;display:flex}.auth-tab{color:var(--text-secondary);cursor:pointer;background-color:#0000;border:none;border-bottom:2px solid #0000;flex:1;justify-content:center;align-items:center;min-height:36px;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.auth-tab:hover{color:var(--text-primary)}.auth-tab.active{color:var(--accent-color);border-bottom-color:var(--accent-color);font-weight:600}.auth-form{flex-direction:column;gap:1.5rem;display:flex}.email-form-collapse{opacity:0;visibility:hidden;will-change:max-height,opacity,transform;pointer-events:none;width:100%;max-height:0;transition:max-height .35s,opacity .3s,transform .35s,visibility 0s linear .35s;overflow:hidden;transform:translateY(-12px)}.email-form-collapse.expanded{opacity:1;visibility:visible;pointer-events:auto;max-height:1200px;transition:max-height .35s,opacity .3s,transform .35s,visibility linear;transform:translateY(0)}.email-form-collapse.unavailable{display:none}.form-field{flex-direction:column;gap:.5rem;display:flex}.field-label{color:var(--text-primary);margin-bottom:.5rem;font-size:1rem;font-weight:500}.form-input{border:1px solid var(--border-color);background-color:var(--bg-primary);color:var(--text-primary);border-radius:8px;outline:none;width:100%;min-height:56px;padding:1rem 1rem 1rem 3rem;font-size:1rem;transition:all .2s}.form-input:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px #4f46e51a}.form-input::-moz-placeholder{color:var(--text-tertiary);opacity:.7}.form-input::placeholder{color:var(--text-tertiary);opacity:.7}.form-input.has-icon-right{padding-right:3rem}.input-wrapper{width:100%;position:relative}.input-icon{color:var(--text-tertiary);pointer-events:none;width:20px;height:20px;transition:color .2s;position:absolute;top:50%;left:1rem;transform:translateY(-50%)}.input-wrapper:focus-within .input-icon{color:var(--accent-color)}.password-toggle{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:.375rem;justify-content:center;align-items:center;padding:.5rem;transition:all .2s;display:flex;position:absolute;top:50%;right:1rem;transform:translateY(-50%)}.password-toggle:hover{color:var(--text-secondary);background-color:var(--bg-secondary)}.forgot-password-container{justify-content:flex-end;margin-top:-.5rem;display:flex}.forgot-password-link{color:var(--accent-color);font-size:.875rem;font-weight:500;text-decoration:none;transition:color .2s}.forgot-password-link:hover{color:var(--accent-hover);text-decoration:underline}.modal-input{border:1px solid var(--border-color);background-color:var(--bg-secondary);color:var(--text-primary);border-radius:.375rem;outline:none;width:100%;padding:.625rem .75rem .625rem 2.25rem;font-size:.875rem;transition:all .2s}.modal-input.has-icon-right{padding-right:2.25rem}.modal-input:focus{border-color:var(--accent-color);background-color:var(--bg-primary);box-shadow:0 0 0 3px #4f46e51a}.modal-input::-moz-placeholder{color:var(--text-tertiary);opacity:.7}.modal-input::placeholder{color:var(--text-tertiary);opacity:.7}.modal-btn{background-color:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:.5rem;justify-content:center;align-items:center;min-height:40px;padding:.625rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex;position:relative;overflow:hidden}.modal-btn:hover:not(:disabled){background-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px #4f46e54d}.modal-btn:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 4px #4f46e54d}.modal-btn:disabled{opacity:.6;cursor:not-allowed}.modal-btn.loading{color:#0000}.modal-btn.loading:after{content:"";border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin;position:absolute}.auth-footer{color:var(--text-secondary);text-align:center;margin-top:.5rem;font-size:.875rem}.auth-footer a{color:var(--accent-color);text-decoration:none}.auth-footer a:hover{text-decoration:underline}.auth-error{border:1px solid var(--error-color);color:var(--error-color);text-align:center;background-color:#dc35451a;border-radius:.375rem;padding:.75rem;font-size:.875rem}.verification-message{background:linear-gradient(135deg,#22c55e1a,#22c55e0d);border:1px solid #22c55e33;border-radius:.75rem;align-items:center;gap:1rem;margin-bottom:1.5rem;padding:1rem;display:flex}.verification-success-icon{color:#fff;background:linear-gradient(135deg,#22c55e,#16a34a);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:2rem;height:2rem;font-size:1rem;font-weight:700;display:flex;box-shadow:0 2px 8px #22c55e4d}.verification-title{color:var(--text-primary);margin:0 0 .25rem;font-size:.925rem;font-weight:600}.verification-subtitle{color:var(--text-secondary);margin:0;font-size:.825rem}.verification-input{text-align:center;letter-spacing:.5rem;padding:1rem;font-family:monospace;font-size:1.125rem;font-weight:600}.verification-input::-moz-placeholder{letter-spacing:.5rem;color:var(--text-tertiary);opacity:.6}.verification-input::placeholder{letter-spacing:.5rem;color:var(--text-tertiary);opacity:.6}[data-theme=dark] .verification-message{background:linear-gradient(135deg,#22c55e26,#22c55e14);border-color:#22c55e4d}.background-canvas{z-index:0;opacity:.3;width:100%;height:100%;position:fixed;top:0;left:0}.animated-background{pointer-events:none;z-index:0;width:100%;height:100%;position:fixed;top:0;left:0}.floating-particle{opacity:0;background:radial-gradient(circle,#4a9eff,#0000 70%);border-radius:50%;width:2px;height:2px;animation:20s linear infinite floatUp;position:absolute}[data-theme=dark] .floating-particle{opacity:.6}@keyframes floatUp{0%{opacity:0;transform:translateY(100vh)rotate(0)}10%{opacity:.6}90%{opacity:.6}to{opacity:0;transform:translateY(-100px)rotate(360deg)}}.chat-content-container{width:100%;height:100%;position:relative}.chat-container-wrapper,.welcome-screen-wrapper{flex-direction:column;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.chat-container-wrapper .chat-container{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.chat-container-wrapper .messages-container{scroll-behavior:smooth;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#fff3 transparent;flex:1;padding:1.5rem 1.5rem 1rem;overflow:hidden auto}.chat-container-wrapper .messages-container::-webkit-scrollbar{width:6px}.chat-container-wrapper .messages-container::-webkit-scrollbar-track{background:0 0}.chat-container-wrapper .messages-container::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.chat-container-wrapper .messages-container::-webkit-scrollbar-thumb:hover{background:#ffffff4d}@media (max-width:768px){.chat-container-wrapper .messages-container{padding:.5rem 1rem 2rem}.chat-container-wrapper .chat-container{height:100%;max-height:100dvh}}@media (max-width:428px){.chat-container-wrapper .messages-container{padding:.5rem .75rem}.message-bubble.agent-mode{padding:0 .1rem}}.animate-slide-in{animation:.5s cubic-bezier(.4,0,.2,1) forwards slideInFromRight}.animate-fade-in{animation:.3s cubic-bezier(.4,0,.2,1) forwards fadeInSmooth}.animate-fade-out{animation:.2s cubic-bezier(.4,0,.6,1) forwards fadeOutSmooth}@keyframes slideInFromRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes fadeInSmooth{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeOutSmooth{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-10px)}}@media (max-width:768px){.mobile-menu-btn{top:max(1rem,env(safe-area-inset-top,1rem));left:max(1rem,env(safe-area-inset-left,1rem));z-index:10;background:var(--bg-glassmorphic,#ffffffd9);border:1px solid var(--border-color);width:36px;height:36px;color:var(--text-primary);-webkit-backdrop-filter:blur(20px)saturate(180%);cursor:pointer;opacity:1;border-radius:10px;justify-content:center;align-items:center;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;transform:scale(1);box-shadow:0 4px 12px #0000001a,inset 0 1px #ffffff80}.mobile-menu-btn.hidden{opacity:0;pointer-events:none;transform:scale(.8)}.mobile-menu-btn:hover{background:var(--bg-secondary);border-color:var(--brand-primary);box-shadow:0 6px 16px #00000026,0 0 0 3px var(--accent-glow,#4f46e526),inset 0 1px #fff9;transform:scale(1.08)translateY(-1px)}.mobile-menu-btn:active{transition-duration:.1s;transform:scale(.98)}[data-theme=dark] .mobile-menu-btn{background:var(--bg-glassmorphic-dark,#00000080);border-color:#ffffff26;box-shadow:0 4px 12px #0006,inset 0 1px #ffffff1a}[data-theme=dark] .mobile-menu-btn:hover{border-color:var(--brand-primary);box-shadow:0 6px 16px #0009,0 0 0 3px var(--accent-glow,#4f46e533),inset 0 1px #ffffff26;background:#ffffff14}.sidebar-header{border-top-right-radius:1.5rem;flex-shrink:0;padding:1.5rem;position:relative}.new-chat-btn,.sign-in-btn{flex-shrink:0;margin:1rem}.sidebar{width:320px;height:100dvh;z-index:var(--z-sidebar);box-shadow:none;transform:translate(-100%);border-top-right-radius:1.5rem;border-bottom-right-radius:1.5rem;flex-direction:column;min-height:100dvh;max-height:100dvh;transition:transform .3s;display:flex;position:fixed;top:0;left:0;overflow:hidden;-webkit-transform:translateZ(0)}.sidebar.sidebar-open{transform:translate(0);box-shadow:8px 0 32px #00000026,16px 0 64px #0000001a,0 0 0 1px #ffffff0d}.sidebar.sidebar-closed{transform:translate(-100%)}[data-theme=dark] .sidebar.sidebar-open{box-shadow:8px 0 32px #0006,16px 0 64px #0003,0 0 0 1px #4a9eff33}.sidebar-overlay.active{animation:.3s fadeIn;display:block}.message-content{max-width:95%!important}.message-bubble{margin-bottom:1rem;padding:0 .75rem}.message-avatar{width:36px;height:36px;font-size:1.125rem}.chat-main{flex-direction:column;min-height:100dvh;padding-top:0;transition:padding-top .2s;display:flex;overflow-y:auto}.main-container.has-mobile-sidebar .chat-main{padding-top:0}.chat-history{-webkit-overflow-scrolling:touch;flex:1;min-height:0;padding:.5rem;overflow:hidden auto}.settings-pane{scrollbar-gutter:normal;box-sizing:border-box;flex-shrink:0;width:100%;overflow:visible}.settings-content{box-sizing:border-box;width:100%;transition:all .2s;overflow:visible}.sidebar-footer{border-bottom-right-radius:1.5rem;flex-shrink:0}.message-input-container{gap:.75rem;padding:10px 14px}.message-input-wrapper{align-items:center;gap:8px;display:flex}.input-wrapper{flex:1;min-width:0}.message-input{border-radius:16px;width:100%;min-height:38px;padding:9px 14px;font-size:16px}.send-button{flex-shrink:0;width:38px;height:38px}.file-upload-btn{border-radius:10px;flex-shrink:0;width:38px;height:38px}}@media (max-width:600px){.message-content{max-width:98%!important}.message-bubble.assistant.enhanced .message-content{width:100%!important;max-width:100%!important}.message-bubble.assistant.enhanced{width:calc(100% - .2rem);margin-left:0;margin-right:0;padding:0 .1rem}.message-bubble.assistant.enhanced .message-content p{margin:.5rem 0!important}.message-bubble.assistant.enhanced .message-content ul,.message-bubble.assistant.enhanced .message-content ol{margin:.5rem 0!important;padding-left:1.2rem!important}.message-bubble{padding:0 .5rem}.trial-message .message-content{max-width:92%!important}.chat-container-wrapper .messages-container,.freemium-chat-with-header .messages-container{padding-left:.75rem;padding-right:.75rem}.message-bubble.assistant{grid-template:"avatar mode-label.""content content content"/auto auto 1fr;align-items:start;gap:.25rem .5rem;display:grid}.message-bubble.assistant .message-avatar{grid-area:avatar;margin:0}.message-bubble.assistant .message-mode-label{color:var(--text-secondary);white-space:nowrap;grid-area:mode-label;align-self:center;margin:0;font-size:.875rem;transition:all .3s}.message-bubble.assistant.streaming .message-mode-label{background:linear-gradient(90deg,var(--text-secondary)0%,var(--accent-color)50%,var(--text-secondary)100%);-webkit-text-fill-color:transparent;background-size:200% 100%;-webkit-background-clip:text;background-clip:text;animation:2s ease-in-out infinite shimmer}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.message-bubble.assistant .message-content{grid-area:content}.message-input::-moz-placeholder,.trial-message-input::-moz-placeholder,textarea::-moz-placeholder{font-size:12px!important}.message-input::placeholder,.trial-message-input::placeholder,textarea::placeholder{font-size:12px!important}.message-input-container .mode-selector{align-self:center}}@media (max-width:480px){.message-input-container{gap:.5rem;padding:8px 12px}.message-input-wrapper{flex:1;gap:4px;min-width:0}.message-input{min-height:40px;padding:6px 10px;font-size:16px}.send-button,.file-upload-btn{flex-shrink:0;width:44px;height:44px}.chat-main{padding-top:0}.returning-user-welcome{min-height:calc(100dvh - 140px);padding:.75rem}}@media (max-width:360px){.message-input-container{gap:.5rem;padding:6px 10px}.message-input-wrapper{gap:4px}.chat-main{padding-top:0}.returning-user-welcome{gap:1rem;min-height:calc(100dvh - 120px);padding:.5rem}.returning-hero{gap:.75rem;margin-bottom:1rem}}.velvet-rope-section{text-align:center;margin:2rem 0;padding:0 1rem}.preview-title{background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;letter-spacing:-.02em;-webkit-background-clip:text;background-clip:text;margin-bottom:1rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:2.5rem;font-weight:700}.preview-subtitle{color:var(--text-secondary);margin-bottom:3rem;font-size:1.2rem;font-weight:400}.chat-preview-container{-webkit-backdrop-filter:blur(20px);border-radius:24px;max-width:800px;margin:0 auto;position:relative;overflow:hidden;box-shadow:0 20px 60px #00000026}.chat-preview-backdrop{filter:blur(.5px);opacity:.6;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border:1px solid #ffffff1a;flex-direction:column;gap:1rem;min-height:300px;padding:1.5rem;display:flex}[data-theme=dark] .chat-preview-backdrop{background:linear-gradient(135deg,#0003,#0000001a);border:1px solid #ffffff14}.preview-message{align-items:flex-start;gap:1rem;animation:.8s ease-out forwards fadeInUp;display:flex}.preview-message.user-preview{justify-content:flex-end;animation-delay:.3s}.preview-message.assistant-preview{justify-content:flex-start}.preview-message:nth-child(3){animation-delay:.6s}.preview-avatar{color:#fff;background:linear-gradient(135deg,#4a9eff,#06c);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;display:flex}.preview-content{-webkit-backdrop-filter:blur(10px);background:#ffffff1a;border:1px solid #ffffff26;border-radius:18px;max-width:70%;padding:1rem 1.5rem}[data-theme=dark] .preview-content{background:#ffffff0d;border:1px solid #ffffff1a}.user-preview .preview-content{background:linear-gradient(135deg,#4a9eff33,#0066cc1a);border:1px solid #4a9eff4d}.preview-text{color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:15px;line-height:1.5}.preview-typing{align-items:center;gap:4px;margin-top:.5rem;display:flex}.typing-dot{background:var(--accent-color);border-radius:50%;width:6px;height:6px;animation:1.5s infinite typingPulse}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingPulse{0%,80%,to{opacity:.3;transform:scale(1)}40%{opacity:1;transform:scale(1.2)}}.velvet-rope-overlay{-webkit-backdrop-filter:blur(8px)saturate(120%);text-align:center;background:linear-gradient(135deg,#000000b3,#00000080);flex-direction:column;justify-content:center;align-items:center;padding:2rem;display:flex;position:absolute;inset:0}[data-theme=dark] .velvet-rope-overlay{background:linear-gradient(135deg,#000c,#0009)}.rope-content{z-index:2;max-width:400px;position:relative}.rope-icon{color:#000;background:linear-gradient(135deg,#d4af37,gold);border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 1.5rem;animation:3s ease-in-out infinite gentlePulse;display:flex;box-shadow:0 8px 24px #d4af3766}@keyframes gentlePulse{0%,to{transform:scale(1);box-shadow:0 8px 24px #d4af3766}50%{transform:scale(1.05);box-shadow:0 12px 32px #d4af3799}}.rope-title{color:#fff;letter-spacing:-.01em;margin-bottom:1rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:1.75rem;font-weight:600}.rope-description{color:#fffc;margin-bottom:2rem;font-size:1.1rem;line-height:1.5}.rope-cta-button{color:#000;cursor:pointer;letter-spacing:-.005em;background:linear-gradient(135deg,#d4af37,gold);border:none;border-radius:50px;align-items:center;padding:1rem 2rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:1.1rem;font-weight:600;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 8px 24px #d4af3766}.rope-cta-button:hover{background:linear-gradient(135deg,gold,#ffed4e);transform:translateY(-2px)scale(1.02);box-shadow:0 12px 32px #d4af3799}.rope-cta-button:active{transform:translateY(0)scale(.98)}.rope-pattern{pointer-events:none;z-index:1;position:absolute;inset:0}.rope-strand{background:linear-gradient(90deg,#0000,#d4af37 20%,gold,#d4af37 80%,#0000);height:2px;animation:4s ease-in-out infinite ropeShimmer;position:absolute}.rope-strand:first-child{animation-delay:0s;top:20%;left:10%;right:10%}.rope-strand:nth-child(2){animation-delay:1.3s;bottom:30%;left:15%;right:15%}.rope-strand:nth-child(3){animation-delay:2.6s;top:60%;left:20%;right:20%}@keyframes ropeShimmer{0%,to{opacity:.3;transform:scaleX(1)}50%{opacity:.8;transform:scaleX(1.05)}}@media (max-width:768px){.velvet-rope-section{margin:1rem 0;padding:0 .75rem}.preview-title{margin-bottom:1.5rem;font-size:1.75rem}.chat-preview-backdrop{gap:.75rem;min-height:250px;padding:1rem}.rope-title{font-size:1.5rem}.rope-cta-button{padding:.875rem 1.75rem;font-size:1rem}.preview-content{max-width:85%;padding:.75rem 1rem}}@media (max-width:480px){.velvet-rope-section{margin:.5rem 0;padding:0 .5rem}.preview-title{margin-bottom:1rem;font-size:1.5rem}.chat-preview-backdrop{gap:.5rem;min-height:200px;padding:.75rem}.preview-message{gap:.75rem}.velvet-rope-overlay{padding:1rem}.rope-content{max-width:280px}.preview-content{max-width:90%;padding:.5rem .75rem}}@media (max-width:390px){.velvet-rope-section{margin:.25rem 0;padding:0 .25rem}.chat-preview-backdrop{gap:.25rem;min-height:180px;padding:.5rem}.preview-title{margin-bottom:.75rem;font-size:1.25rem}.velvet-rope-overlay{padding:.75rem}}.freemium-chat{background:0 0;border-radius:12px;flex-direction:column;height:100vh;max-height:600px;display:flex;overflow:hidden}.trial-messages{background:0 0;flex:1;min-height:200px;padding:1rem;overflow-y:auto}.trial-message{flex-direction:column;margin-bottom:1rem;display:flex}.trial-message.user{align-items:flex-end}.trial-message.assistant{align-items:flex-start}.trial-message .message-content{word-wrap:break-word;border-radius:18px;max-width:70%;padding:.75rem 1rem}.trial-message.user .message-content{background:var(--accent-color);color:#fff;border-bottom-right-radius:4px}.trial-message.assistant .message-content{background:var(--bg-secondary);color:var(--text-primary);border-bottom-left-radius:4px}.trial-message.streaming .message-content{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--accent-color)}.trial-message .message-time{color:var(--text-secondary);margin-top:.25rem;padding:0 .5rem;font-size:.75rem}.typing-indicator{color:var(--accent-color);animation:1.5s infinite pulse}.trial-input-container{background:0 0;border-top:none;padding:.5rem}.trial-files{flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem;display:flex}.file-tag{background:var(--bg-primary);color:var(--text-primary);border-radius:6px;align-items:center;gap:.5rem;padding:.25rem .5rem;font-size:.875rem;display:flex}.file-tag button{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:0;font-size:1rem;line-height:1}.file-tag button:hover{color:var(--error-color)}.trial-input-tools{align-items:center;gap:.25rem;display:flex}.trial-tool-btn{width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;transition:all .2s;display:flex}.trial-tool-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.trial-message-input{color:var(--text-primary);resize:none;vertical-align:middle;background:0 0;border:none;outline:none;flex:1;min-height:20px;max-height:120px;padding:2px 0;font-size:1rem;line-height:1.4}.trial-message-input::-moz-placeholder{color:var(--text-placeholder)}.trial-message-input::placeholder{color:var(--text-placeholder)}.trial-send-button{background:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;transition:all .2s;display:flex}.trial-send-button:hover:not(:disabled){background:var(--accent-hover);transform:translateY(-1px)}.trial-send-button:disabled{background:var(--bg-secondary);color:var(--text-secondary);cursor:not-allowed;transform:none}.freemium-trial{box-sizing:border-box;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:100%;min-height:100dvh;padding:1rem 1rem .5rem;display:flex;position:relative;overflow-y:auto}.freemium-trial:before,[data-theme=dark] .freemium-trial:before{display:none}.freemium-chat-with-header:before{content:"";-webkit-backdrop-filter:blur(20px)saturate(180%);z-index:-1;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border:1px solid #ffffff2e;border-radius:24px;width:auto;max-width:calc(100vw - 1rem);height:auto;max-height:calc(100vh - .75rem);position:absolute;inset:.5rem .5rem .25rem;box-shadow:0 8px 32px #0000001a,inset 0 1px #fff3,inset 0 -1px #0000001a}[data-theme=dark] .freemium-chat-with-header:before{background:linear-gradient(135deg,#ffffff14,#ffffff08);border:1px solid #ffffff1f;box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff1a,inset 0 -1px #0003}.trial-header{text-align:center;z-index:1;margin-bottom:2rem;transition:opacity .3s ease-out;position:relative}.trial-title{letter-spacing:-.04em;background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:4.5rem;font-weight:800;line-height:.9}.trial-tagline{color:var(--text-secondary);letter-spacing:.02em;opacity:.8;margin-bottom:1.5rem;font-size:1.1rem;font-weight:500}.trial-usage{flex-direction:column;align-items:center;gap:.5rem;display:flex}.usage-text{color:var(--text-tertiary);opacity:.7;font-size:.8rem;font-weight:400}.upgrade-hint{color:var(--accent-color);cursor:pointer;background:0 0;border:none;font-size:.875rem;text-decoration:underline;transition:all .2s}.upgrade-hint:hover{color:var(--text-primary)}.trial-input-container{z-index:5;align-items:center;gap:8px;width:100%;max-width:800px;margin-bottom:1rem;margin-left:auto;margin-right:auto;display:flex;position:relative}.active-chat-container .trial-input-container{z-index:10;padding:1.5rem;padding-bottom:max(1.5rem,env(safe-area-inset-bottom));margin:0;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.trial-input-wrapper{-webkit-backdrop-filter:blur(20px)saturate(180%);background:#ffffffd9;border:1px solid #ffffff4d;border-radius:28px;flex:1;align-items:center;gap:12px;padding:8px 20px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 8px 32px #0000001a,inset 0 1px #fff6}[data-theme=dark] .trial-input-wrapper{background:#000000bf;border:1px solid #ffffff26;box-shadow:0 8px 32px #0006,inset 0 1px #ffffff1a}.trial-input-wrapper:focus-within{background:#ffffffe6;border-color:#4a9eff66;box-shadow:0 8px 32px #0000001f,0 4px 16px #4a9eff26,inset 0 1px #ffffff80}[data-theme=dark] .trial-input-wrapper:focus-within{background:#000000d9;border-color:#4a9eff80;box-shadow:0 8px 32px #00000080,0 4px 16px #4a9eff33,inset 0 1px #ffffff26}.trial-file-upload-btn{width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.trial-file-upload-btn:hover:not(.disabled){color:var(--text-primary);background:#ffffff1f;transform:translateY(-1px)}.trial-file-upload-btn.disabled{opacity:.5;cursor:not-allowed}.trial-message-input{color:var(--text-primary);resize:none;letter-spacing:-.01em;background:0 0;border:none;outline:none;flex:1;min-height:32px;max-height:120px;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:16px;font-weight:400;line-height:1.5}.trial-message-input::-moz-placeholder{color:#00000059;font-weight:400}.trial-message-input::placeholder{color:#00000059;font-weight:400}[data-theme=dark] .trial-message-input::-moz-placeholder{color:#ffffff59}[data-theme=dark] .trial-message-input::placeholder{color:#ffffff59}.trial-search-btn,.trial-voice-btn{width:32px;height:32px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;transition:all .2s;display:flex}.trial-search-btn:hover,.trial-voice-btn:hover{color:var(--text-primary);background:#ffffff14}.trial-send-button{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(16px);background:linear-gradient(135deg,#4a9effe6,#0066cce6);border:1px solid #4a9eff4d;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;padding:0;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 3px 12px #4a9eff40,inset 0 1px #fff3}.trial-send-button svg{margin:0 auto;display:block}.trial-send-button:hover:not(:disabled){background:linear-gradient(135deg,#4a9eff,#06c);transform:translateY(-1px)scale(1.02);box-shadow:0 6px 20px #4a9eff59,inset 0 1px #ffffff4d}.trial-send-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.trial-suggestions{z-index:1;opacity:0;flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:800px;animation:.4s forwards fadeInUp;display:flex;position:relative}.trial-suggestions .suggestion-pill{opacity:0;animation:.3s forwards fadeInScale}@keyframes fadeInScale{0%{opacity:0;transform:scale(.9)}to{opacity:.75;transform:scale(1)}}.suggestions-grid{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.suggestion-pill{cursor:pointer;-webkit-backdrop-filter:blur(6px);opacity:.75;border:1px solid;border-radius:18px;align-items:center;gap:.5rem;padding:.6rem 1rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:.8rem;font-weight:400;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex}.suggestion-pill:hover:not(.disabled){opacity:1;transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.suggestion-pill.disabled{opacity:.5;cursor:not-allowed}.more-suggestions-btn{color:var(--text-tertiary);cursor:pointer;-webkit-backdrop-filter:blur(6px);opacity:.6;background:#ffffff08;border:1px solid #ffffff0d;border-radius:14px;align-items:center;gap:.5rem;padding:.4rem .8rem;font-size:.75rem;font-weight:400;transition:all .2s;display:flex}.more-suggestions-btn:hover{color:var(--text-secondary);opacity:1;background:#ffffff14}.trial-uploaded-files{flex-wrap:wrap;gap:1rem;width:100%;max-width:800px;margin-bottom:1.5rem;display:flex}.trial-uploaded-file{-webkit-backdrop-filter:blur(8px);background:#ffffff14;border:1px solid #ffffff1f;border-radius:12px;align-items:center;gap:.75rem;padding:.75rem 1rem;display:flex}.trial-image-preview{align-items:center;gap:.75rem;display:flex}.trial-preview-image{-o-object-fit:cover;object-fit:cover;border-radius:4px;width:32px;height:32px}.trial-file-info{flex-direction:column;gap:.25rem;display:flex}.trial-file-name{color:var(--text-primary);font-size:.875rem;font-weight:500}.trial-file-size{color:var(--text-secondary);font-size:.75rem}.trial-remove-file{width:20px;height:20px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;font-size:16px;transition:all .2s;display:flex}.trial-remove-file:hover{color:#f44;background:#ff00001a}.trial-limit-reached{-webkit-backdrop-filter:blur(8px);z-index:1000;background:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.limit-content{background:var(--bg-primary);border:1px solid var(--border-color);text-align:center;border-radius:16px;width:90%;max-width:400px;padding:2rem;box-shadow:0 20px 60px #0000004d}.limit-content h3{color:var(--text-primary);margin-bottom:1rem;font-size:1.5rem;font-weight:600}.limit-content p{color:var(--text-secondary);margin-bottom:2rem;line-height:1.5}.trial-signup-btn{background:linear-gradient(135deg,var(--accent-color)0%,#06c 100%);color:#fff;cursor:pointer;border:none;border-radius:12px;align-items:center;padding:1rem 2rem;font-weight:600;transition:all .2s;display:inline-flex}.trial-signup-btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px #4a9eff66}@media (max-width:768px){.freemium-trial{min-height:100dvh;height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));gap:.875rem;padding:.375rem .625rem .5rem}.trial-header{margin-bottom:1rem}.trial-title{margin-bottom:.5rem;font-size:3.5rem;font-weight:700}.trial-tagline{margin-bottom:1.5rem;font-size:.9rem}.active-chat-container .trial-input-container{padding:1rem;padding-bottom:max(1rem,env(safe-area-inset-bottom));gap:.75rem;max-width:calc(100vw - 2rem);margin-bottom:0}.trial-input-wrapper{min-height:44px;padding:8px 12px}.trial-send-button{flex-shrink:0;width:44px;height:44px}.suggestions-grid{gap:.75rem}.suggestion-pill{padding:.625rem 1rem;font-size:.9rem}}@media (max-width:480px){.freemium-trial{gap:.625rem;padding:.25rem .375rem .375rem}.trial-header{margin-bottom:.75rem}.trial-title{margin-bottom:.375rem;font-size:3rem;font-weight:800;line-height:1.05}.trial-tagline{margin-bottom:1rem;font-size:.875rem}.active-chat-container .trial-input-container{padding:.75rem;padding-bottom:max(.75rem,env(safe-area-inset-bottom));gap:6px;max-width:calc(100vw - 1.5rem);margin-bottom:0}.trial-input-wrapper{min-height:40px;padding:6px 10px}.trial-message-input{font-size:16px}.trial-send-button{flex-shrink:0;width:40px;height:40px}.trial-file-upload-btn,.trial-search-btn,.trial-voice-btn{flex-shrink:0;width:32px;height:32px}.suggestions-grid{grid-template-columns:1fr;gap:.5rem}.suggestion-pill{text-align:left;padding:.75rem 1rem;font-size:.875rem}}@media (max-width:428px){.freemium-trial{gap:.5rem;padding:1.25rem .25rem .25rem}.trial-title{margin-bottom:.3125rem;font-size:2.375rem;font-weight:800;line-height:1.05}.trial-tagline{margin-bottom:.75rem;font-size:.8125rem}}@media (max-width:390px){.freemium-trial{gap:.375rem;padding:1.5rem .1875rem .25rem}.trial-title{margin-bottom:.25rem;font-size:2.25rem;font-weight:800;line-height:1.08}.trial-tagline{margin-bottom:.625rem;font-size:.8125rem}}@media (max-width:360px){.freemium-trial{gap:.25rem;padding:2rem .125rem .25rem}.trial-header{margin-bottom:.125rem}.trial-title{margin-bottom:.1875rem;font-size:2rem;font-weight:800;line-height:1.1}.trial-tagline{margin-bottom:.5rem;font-size:.75rem}.trial-input-container{gap:4px;margin-bottom:.5rem}.trial-input-wrapper{gap:6px;min-height:36px;padding:5px 8px}.trial-message-input{font-size:16px}.trial-send-button,.trial-file-upload-btn,.trial-search-btn,.trial-voice-btn{width:44px;height:44px}.suggestion-pill{padding:.5rem .75rem;font-size:.8rem}.signin-bottom-btn{padding:.75rem 1rem;font-size:.875rem}}.freemium-wrapper{flex-direction:column;width:100%;height:100vh;padding:0;display:flex;position:relative}.welcome-screen .freemium-wrapper{max-width:none;margin:0;padding:0;position:absolute;inset:0}.freemium-wrapper .chat-container{width:100%;height:100vh;box-shadow:none;background:0 0;border:none;border-radius:0;position:relative;overflow:hidden}[data-theme=dark] .freemium-wrapper .chat-container{box-shadow:none;background:0 0;border:none}.freemium-wrapper .chat-container{flex-direction:column;display:flex}.freemium-wrapper .messages-container{flex:1;padding:1.5rem;overflow-y:auto}.freemium-wrapper .message-input-container{background:0 0;border-top:1px solid #ffffff1a;padding:1rem 1.5rem}.freemium-chat-with-header .chat-container{flex-direction:column;flex:1;height:auto;min-height:0;display:flex;overflow:hidden}.freemium-chat-with-header .messages-container{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#fff3 transparent;flex:1;padding:1rem 1.5rem 140px;overflow:hidden auto}.freemium-chat-with-header .messages-container::-webkit-scrollbar{width:6px}.freemium-chat-with-header .messages-container::-webkit-scrollbar-track{background:0 0}.freemium-chat-with-header .messages-container::-webkit-scrollbar-thumb{background-color:#fff3;border-radius:3px;-webkit-transition:background-color .2s;transition:background-color .2s}.freemium-chat-with-header .messages-container::-webkit-scrollbar-thumb:hover{background-color:#ffffff4d}.freemium-chat-with-header .message-input-container{-webkit-backdrop-filter:blur(10px);background:#ffffff05;border-top:1px solid #ffffff1a;flex-shrink:0;padding:1rem 1.5rem}.freemium-chat-with-header{width:100%;height:100dvh;max-height:100dvh;box-shadow:none;background:0 0;border:none;border-radius:0;flex-direction:column;min-height:0;display:flex;position:relative;overflow:hidden}[data-theme=dark] .freemium-chat-with-header{box-shadow:none;background:0 0;border:none}[data-theme=dark] .freemium-chat-header{-webkit-backdrop-filter:blur(20px)saturate(180%);background:#ffffff05;border-bottom:1px solid #ffffff1a}[data-theme=dark] .freemium-chat-with-header .message-input-container{-webkit-backdrop-filter:blur(24px)saturate(180%);background:#ffffff05;border-top:1px solid #ffffff1a}[data-theme=dark] .freemium-chat-with-header .messages-container{scrollbar-color:#ffffff4d transparent}[data-theme=dark] .freemium-chat-with-header .messages-container::-webkit-scrollbar-thumb{background-color:#ffffff4d}[data-theme=dark] .freemium-chat-with-header .messages-container::-webkit-scrollbar-thumb:hover{background-color:#fff6}.freemium-chat-header{text-align:center;-webkit-backdrop-filter:blur(10px);background:#ffffff05;border-bottom:1px solid #ffffff1a;flex-shrink:0;padding:1rem 1.5rem .75rem}.freemium-chat-title{letter-spacing:-.03em;background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:2.5rem;font-weight:700}.freemium-usage-indicator .usage-text{color:var(--text-secondary);font-size:.875rem;font-weight:500}.freemium-chat-with-header .chat-container{box-shadow:none;background:0 0;border:none;border-radius:0;flex:1;width:100%;height:auto;min-height:0;overflow:hidden}.freemium-wrapper .message-input,.freemium-chat-with-header .message-input{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid #ffffff26}[data-theme=dark] .freemium-wrapper .message-input,[data-theme=dark] .freemium-chat-with-header .message-input{background:#ffffff14;border:1px solid #ffffff26;box-shadow:0 2px 8px #00000040}.freemium-wrapper .message-input:focus,.freemium-chat-with-header .message-input:focus{background:#ffffff14;border-color:#4a9eff66;outline:none}[data-theme=dark] .freemium-wrapper .message-input:focus,[data-theme=dark] .freemium-chat-with-header .message-input:focus{background:#ffffff1f;border-color:#4a9eff66;box-shadow:0 4px 16px #4a9eff26}.freemium-info-button{z-index:10;position:fixed;bottom:2rem;right:2rem}.info-button{color:#fff;cursor:pointer;background:#4a9effe6;border:none;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;transition:all .2s;display:flex;box-shadow:0 4px 12px #4a9eff4d}.info-button:hover{background:#4a9eff;transform:translateY(-2px);box-shadow:0 6px 16px #4a9eff66}.about-modal{max-width:800px;max-height:80vh;overflow-y:auto}.trial-header{text-align:center;flex-direction:column;justify-content:center;align-items:center;margin-bottom:1rem;padding:0 1rem;display:flex}.trial-header-left{flex:1}.info-button-inline{color:var(--accent-color);cursor:pointer;background:#4a9eff1a;border:1px solid #4a9eff33;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;transition:all .2s;display:flex}.info-button-inline.animated-pulse{animation:2s ease-in-out infinite gentle-pulse}@keyframes gentle-pulse{0%,to{transform:scale(1);box-shadow:0 0 #4a9eff66}50%{transform:scale(1.05);box-shadow:0 0 0 8px #4a9eff00}}.info-button-inline:hover{border-color:var(--accent-color);background:#4a9eff33;animation:none}.trial-header-right{gap:.75rem;display:flex}.trial-auth-btn{color:var(--text-secondary);cursor:pointer;opacity:.7;background:0 0;border:1px solid #ffffff0f;border-radius:16px;align-items:center;gap:.4rem;padding:.4rem .8rem;font-size:.8rem;font-weight:400;transition:all .2s;display:flex}.trial-auth-btn:hover{color:var(--text-primary);opacity:1;background:#4a9eff0d;border-color:#4a9eff33}.trial-bottom-section{z-index:1;flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:800px;margin-top:1.5rem;margin-left:auto;margin-right:auto;padding-bottom:.5rem;display:flex;position:relative}.signin-bottom-btn{color:var(--text-tertiary);cursor:pointer;opacity:.7;background:0 0;border:none;border-radius:14px;align-items:center;gap:.5rem;padding:.4rem .8rem;font-size:.75rem;font-weight:400;transition:all .2s;display:flex}.signin-bottom-btn:hover{color:var(--text-secondary);opacity:1;background:#ffffff0d}.trial-bottom-bar{background:0 0;border:none;justify-content:space-between;align-items:center;width:100%;max-width:800px;margin:0 auto;padding:.75rem 1rem;display:flex}.trial-usage-indicator{text-align:center;flex:1}.trial-usage-text{color:var(--text-secondary);font-size:.8rem;font-weight:400}.signin-bottom-bar-btn{color:var(--text-secondary);cursor:pointer;opacity:.8;background:0 0;border:none;border-radius:12px;flex-shrink:0;align-items:center;gap:.4rem;padding:.4rem .8rem;font-size:.75rem;font-weight:500;transition:all .2s;display:flex}.signin-bottom-bar-btn:hover{color:var(--text-primary);opacity:1;background:#ffffff0d}@media (max-width:640px){.trial-bottom-bar{flex-direction:column;gap:.5rem;margin-bottom:0;padding:.25rem 1rem}.trial-usage-indicator{text-align:center}.signin-bottom-bar-btn{padding:.3rem .7rem;font-size:.8rem}}.trial-upgrade-banner{background:#ffc1071a;border:1px solid #ffc1074d;border-radius:8px;justify-content:space-between;align-items:center;margin:0 1rem 1rem;padding:.75rem 1rem;font-size:.875rem;display:flex}.trial-upgrade-banner.in-chat{margin:.5rem 1rem;padding:.5rem .75rem;font-size:.8rem}.welcome-tab-nav{-webkit-backdrop-filter:blur(16px);z-index:100;background:#ffffff1a;border:1px solid #ffffff1a;border-radius:16px;gap:.5rem;padding:.5rem;display:flex;position:fixed;bottom:2rem;right:2rem;box-shadow:0 8px 24px #00000026}[data-theme=dark] .welcome-tab-nav{background:#0003;border:1px solid #ffffff14}.tab-button{color:var(--text-secondary);cursor:pointer;-webkit-backdrop-filter:blur(8px);background:#ffffff0f;border:1px solid #ffffff1a;border-radius:12px;align-items:center;gap:.5rem;padding:.75rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.tab-button:hover{color:var(--text-primary);background:#ffffff1f;transform:translateY(-1px)}.tab-button.active{background:linear-gradient(135deg,var(--accent-color)0%,#06c 100%);color:#fff;border-color:var(--accent-color)}.tab-button:not(.active){opacity:.8}.welcome-about-view{width:100%;height:100vh;padding:2rem;overflow-y:auto}.about-header{z-index:100;position:fixed;top:2rem;left:2rem}.back-to-trial{-webkit-backdrop-filter:blur(16px);color:var(--text-primary);cursor:pointer;background:#ffffff1a;border:1px solid #ffffff1a;border-radius:12px;align-items:center;gap:.5rem;padding:.75rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex;box-shadow:0 4px 16px #0000001a}.back-to-trial:hover{background:#ffffff26;transform:translateY(-1px);box-shadow:0 6px 20px #00000026}[data-theme=dark] .back-to-trial{background:#0003;border:1px solid #ffffff14}@media (max-width:768px){.welcome-tab-nav{justify-content:center;bottom:1rem;left:1rem;right:1rem}.tab-button{flex:1;justify-content:center}.about-header{top:1rem;left:1rem}.welcome-about-view{padding:4rem 1rem 1rem}}[data-theme=light]{color-scheme:light}[data-theme=dark]{color-scheme:dark}.message-text h1,.message-text h2,.message-text h3,.message-text h4,.message-text h5,.message-text h6{font-weight:var(--font-weight-semibold,600);line-height:var(--line-height-heading,1.3);letter-spacing:var(--letter-spacing-tight,-.015em);color:var(--text-primary);text-rendering:optimizeLegibility;margin-top:1.5rem;margin-bottom:.75rem}.message-text h1{font-size:1.875rem;font-weight:var(--font-weight-bold,700);margin-top:2rem}.message-text h2{margin-top:1.75rem;font-size:1.5rem}.message-text h3{font-size:1.25rem}.message-text h4{font-size:1.125rem;font-weight:var(--font-weight-medium,500)}.message-text h5{font-size:1rem;font-weight:var(--font-weight-medium,500)}.message-text h6{font-size:.875rem;font-weight:var(--font-weight-medium,500);text-transform:uppercase;letter-spacing:.05em}.message-text.streaming .markdown-content{min-height:1.5em;transition:opacity .15s ease-in-out}.message-text.assistant-enhanced{padding:20px 24px}.reasoning-section{border:1px solid var(--border-color);border-left:3px solid var(--brand-primary);background:var(--bg-secondary);word-wrap:break-word;overflow-wrap:break-word;letter-spacing:.005em;border-radius:.625rem;max-width:100%;margin:1rem 0;font-size:.9rem;line-height:1.6;overflow:hidden;box-shadow:0 1px 4px #0000000a}[data-theme=dark] .reasoning-section{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--brand-primary);box-shadow:0 2px 8px #0003}.reasoning-toggle{cursor:pointer;width:100%;color:var(--text-secondary);text-align:left;background:0 0;border:none;align-items:center;gap:.5rem;padding:.6rem .75rem;font-family:ui-monospace,Cascadia Code,Source Code Pro,Menlo,Consolas,DejaVu Sans Mono,monospace;font-size:.8rem;font-weight:500;transition:background-color .2s;display:flex}.reasoning-toggle:hover{color:var(--text-primary);background:#0000000a}[data-theme=dark] .reasoning-toggle:hover{background:#ffffff0a}.reasoning-icon{font-size:1.1rem}.reasoning-label{text-align:left;flex:1}.reasoning-content{overflow-wrap:break-word;word-break:break-word;border-top:1px solid #4a9eff26;padding:0 1rem 1rem;font-size:.9rem;line-height:1.5;animation:.3s ease-out expandDown;overflow-x:auto}@keyframes expandDown{0%{opacity:0;max-height:0}to{opacity:1;max-height:500px}}.tool-action{background:var(--bg-secondary);border:1px solid var(--border-color);border-left:3px solid var(--text-tertiary);color:var(--text-secondary);overflow-wrap:break-word;word-break:break-word;max-width:100%;font-size:.85rem;line-height:1.5;font-family:var(--font-secondary,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif);letter-spacing:.005em;border-radius:.5rem;margin:.5rem 0;padding:.625rem .875rem;overflow-x:auto;box-shadow:0 1px 3px #00000008}[data-theme=dark] .tool-action{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--text-tertiary)}.tool-action p{margin:0}.tool-action strong{color:var(--text-primary);font-weight:600}.content-section{overflow-wrap:break-word;word-break:break-word;letter-spacing:.008em;color:var(--text-primary);margin:.75rem 0;font-size:.95rem;line-height:1.65}.content-section a,.answer-section a,.tool-action a{color:var(--accent-color);border-bottom:1px solid #0000;text-decoration:none;transition:border-bottom-color .2s}.content-section a:hover,.answer-section a:hover,.tool-action a:hover{border-bottom-color:var(--accent-color)}.content-section p.has-citation,.answer-section p.has-citation,.content-section p a:only-child,.answer-section p a:only-child{background:#00000005;border-left:3px solid #0000001a;border-radius:4px;margin:1rem 0;padding:.75rem;font-size:.95rem}[data-theme=dark] .content-section p.has-citation,[data-theme=dark] .answer-section p.has-citation,[data-theme=dark] .content-section p a:only-child,[data-theme=dark] .answer-section p a:only-child{background:#ffffff05;border-left-color:#ffffff1a}.content-section ul li.has-citation,.answer-section ul li.has-citation{background:#00000004;border-radius:3px;margin:.5rem 0;padding:.5rem}[data-theme=dark] .content-section ul li.has-citation,[data-theme=dark] .answer-section ul li.has-citation{background:#ffffff04}.reasoning-content pre,.step-content pre,.answer-section pre,.content-section pre,.tool-action pre{white-space:pre;word-wrap:normal;word-break:normal;-webkit-overflow-scrolling:touch;max-width:100%;overflow:auto hidden}.reasoning-content code,.step-content code,.answer-section code,.content-section code,.tool-action code{word-break:break-all;white-space:pre-wrap;overflow-wrap:break-word;max-width:100%}.reasoning-content a,.step-content a,.answer-section a,.content-section a,.tool-action a{word-break:break-all;overflow-wrap:break-word}.content-section:first-child{margin-top:0}.content-section:last-child{margin-bottom:0}.routing-notification{color:#2563eb;background:linear-gradient(135deg,#f0f8ff,#e6f3ff);border:1px solid #b3d9ff;border-radius:8px;margin:.5rem 0;padding:.75rem 1rem;font-size:.875rem;font-weight:500;box-shadow:0 2px 4px #2563eb1a}.dark .routing-notification{color:#60a5fa;background:linear-gradient(135deg,#1e3a5f,#1e293b);border-color:#374151;box-shadow:0 2px 4px #60a5fa1a}:root{--z-background:-1;--z-normal:1;--z-tooltip:10;--z-sidebar:30;--z-dropdown:100;--z-modal:1000;--z-toast:1100;--z-notification:50}.mode-selector{z-index:var(--z-dropdown);display:inline-block;position:relative}.chat-container .mode-selector,.message-input-container .mode-selector{z-index:var(--z-dropdown);position:relative}.message-input-container,.message-input-wrapper{z-index:var(--z-normal);position:relative}.mode-selector.loading .mode-button{opacity:.7;cursor:default}.spinner{border:2px solid var(--brand-primary);opacity:.3;border-top:2px solid #0000;border-radius:50%;width:16px;height:16px;animation:1s linear infinite spin}.spinner:before{border-top-color:var(--brand-primary)}.mode-button{background:var(--bg-secondary);border:1px solid var(--border-color);cursor:pointer;color:var(--text-primary);border-radius:8px;justify-content:space-between;align-items:center;gap:.5rem;min-width:120px;padding:.5rem .75rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.mode-button:hover{background:var(--bg-tertiary);border-color:var(--brand-primary);opacity:.9}.mode-button.expanded{border-color:var(--brand-primary);background:var(--bg-tertiary)}.mode-button.premium-active{background:var(--bg-tertiary);border-color:var(--brand-primary);box-shadow:0 2px 8px var(--accent-glow,#4f46e526)}[data-theme=dark] .mode-button{background:#ffffff0d;border-color:#ffffff1a}[data-theme=dark] .mode-button:hover{border-color:var(--brand-primary);background:#ffffff14}[data-theme=dark] .mode-button.expanded{background:var(--bg-tertiary);border-color:var(--brand-primary)}.mode-icon{color:var(--text-secondary);justify-content:center;align-items:center;display:flex}.mode-button.premium-active .mode-icon{color:var(--brand-primary)}.mode-text{text-align:center;flex:1}.mode-chevron{color:var(--text-secondary);transition:transform .2s}.mode-chevron.rotated{transform:rotate(180deg)}.mode-dropdown{z-index:var(--z-dropdown);background:var(--bg-primary);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:auto;border-radius:8px;margin-top:.25rem;animation:.2s ease-out dropdownSlide;position:absolute;top:100%;left:0;right:0;overflow:hidden;box-shadow:0 8px 32px #00000026}@keyframes dropdownSlide{0%{opacity:0;transform:translate(-50%)translateY(-8px)}to{opacity:1;transform:translate(-50%)translateY(0)}}[data-theme=dark] .mode-dropdown{background:#1a1a1af2;border-color:#ffffff26;box-shadow:0 8px 32px #0006}.mode-option{cursor:pointer;text-align:left;pointer-events:auto;z-index:2;-webkit-tap-highlight-color:#4a9eff1a;touch-action:manipulation;background:0 0;border:none;align-items:center;gap:.75rem;width:100%;padding:.75rem;transition:background-color .2s;display:flex;position:relative}.mode-option:hover:not(.disabled){background:var(--bg-secondary)}.mode-option.selected{background:var(--bg-tertiary);border-left:3px solid var(--brand-primary)}.mode-option.premium:not(.disabled):hover{background:var(--bg-tertiary)}.mode-option.disabled{opacity:.5;cursor:not-allowed}[data-theme=dark] .mode-option:hover:not(.disabled){background:#ffffff0d}[data-theme=dark] .mode-option.selected{background:var(--bg-tertiary);border-left:3px solid var(--brand-primary)}.mode-option-icon{color:var(--text-secondary);justify-content:center;align-items:center;display:flex}.mode-option.selected .mode-option-icon,.mode-option.premium .mode-option-icon{color:var(--brand-primary)}.mode-option-content{flex:1;min-width:0}.mode-option-header{align-items:center;gap:.5rem;margin-bottom:.25rem;display:flex}.mode-option-name{color:var(--text-primary);font-size:.875rem;font-weight:500}.premium-crown{color:gold;flex-shrink:0}.mode-option-description{color:var(--text-secondary);font-size:.75rem;line-height:1.3}.upgrade-prompt{border-top:1px solid var(--border-color);background:#ffd7000d;padding:.75rem}[data-theme=dark] .upgrade-prompt{background:#ffd70014;border-top-color:#ffffff1a}.upgrade-content{justify-content:center;align-items:center;gap:.5rem;display:flex}.upgrade-crown{color:gold}.upgrade-text{color:var(--text-primary);font-size:.75rem;font-weight:500}.mode-backdrop{z-index:calc(var(--z-dropdown) - 10);pointer-events:auto;background:0 0;position:fixed;inset:0}.message-text.streaming h1:last-child,.message-text.streaming h2:last-child,.message-text.streaming h3:last-child,.message-text.streaming h4:last-child,.message-text.streaming h5:last-child,.message-text.streaming h6:last-child,.message-text.streaming p:last-child,.message-text.streaming ul:last-child,.message-text.streaming ol:last-child,.message-text.streaming pre:last-child,.message-text.streaming blockquote:last-child{margin-bottom:0}.message-text p{line-height:var(--line-height-message,1.7);color:var(--text-primary);margin:0}.message-text p+p{margin-top:1rem}.message-text p strong,.message-text p b{font-weight:var(--font-weight-semibold,600);color:var(--text-primary)}.message-text p em,.message-text p i{color:var(--text-secondary);font-style:italic}.message-text>:first-child{margin-top:0}.message-text>:last-child{margin-bottom:0}.message-text pre{background-color:var(--code-bg,var(--bg-tertiary));border:1px solid var(--border-color);font-family:var(--font-code,"SF Mono","Monaco","Consolas",monospace);-moz-tab-size:2;-o-tab-size:2;tab-size:2;-webkit-font-smoothing:subpixel-antialiased;-moz-osx-font-smoothing:auto;border-radius:.75rem;margin:1rem 0;padding:1.25rem;font-size:.875rem;line-height:1.6;position:relative;overflow-x:auto;box-shadow:0 2px 8px #0000000d}.message-text code{background-color:var(--code-bg,var(--bg-tertiary));color:var(--code-text);font-family:var(--font-code,"SF Mono","Monaco","Consolas",monospace);letter-spacing:-.01em;border:1px solid var(--border-color);white-space:pre-wrap;word-break:break-word;border-radius:.375rem;padding:.2em .4em;font-size:.9em;font-weight:500}.message-text pre code{background-color:#0000;border:none;padding:0;font-size:.875rem;font-weight:400;line-height:1.6;display:block}.message-text pre[data-language]:before{content:attr(data-language);color:var(--text-tertiary);text-transform:uppercase;font-size:.7rem;font-weight:600;font-family:var(--font-code,monospace);background:var(--bg-primary);border:1px solid var(--border-color);letter-spacing:.05em;opacity:.8;border-radius:.25rem;padding:.25rem .5rem;position:absolute;top:.75rem;right:.75rem}.message-text code.language-javascript,.message-text code.language-js,.message-text code.language-typescript,.message-text code.language-ts,.message-text code.language-python,.message-text code.language-py,.message-text code.language-html,.message-text code.language-css{color:var(--code-text)}.message-text ul,.message-text ol{line-height:var(--line-height-message,1.7);margin:1rem 0;padding-left:1.75rem}.message-text li{margin:.5rem 0;padding-left:.25rem;line-height:1.6}.message-text li>p,.message-text ul ul,.message-text ol ol,.message-text ul ol,.message-text ol ul{margin:.25rem 0}.message-text a{color:var(--brand-primary,var(--accent-color));font-weight:var(--font-weight-medium,500);border-bottom:1px solid #0000;text-decoration:none;transition:color .2s,-webkit-text-decoration .2s,text-decoration .2s}.message-text a:hover{color:var(--brand-secondary,var(--accent-hover));border-bottom-color:var(--brand-primary,var(--accent-color))}.message-text table{border-collapse:collapse;border:1px solid var(--border-color);border-radius:.5rem;width:100%;margin:1.5rem 0;font-size:.95rem;line-height:1.5;display:block;overflow-x:auto}.message-text table th,.message-text table td{text-align:left;border-bottom:1px solid var(--border-color);padding:.75rem 1rem}.message-text table th{background:var(--bg-secondary);font-weight:var(--font-weight-semibold,600);color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;font-size:.85rem}.message-text table tr:last-child td{border-bottom:none}.message-text table tr:hover{background:var(--bg-secondary)}.message-text table code{font-size:.85em}.message-text del{color:var(--text-tertiary);text-decoration:line-through}.message-text blockquote{border-left:4px solid var(--brand-primary,var(--accent-color));color:var(--text-secondary);background:var(--bg-secondary);border-radius:0 .5rem .5rem 0;margin:1.5rem 0;padding:.75rem 0 .75rem 1.25rem;font-size:1.05rem;font-style:italic;line-height:1.7}.message-text blockquote p{margin:.5rem 0}.message-text blockquote p:first-child{margin-top:0}.message-text blockquote p:last-child{margin-bottom:0}.message-text hr{background-color:var(--border-color);border:none;height:1px;margin:1rem 0}.uploaded-files{border-bottom:1px solid var(--border-color);background-color:var(--bg-secondary);flex-wrap:wrap;gap:.5rem;padding:.5rem 1rem;display:flex}.uploaded-file{background-color:var(--bg-tertiary);border-radius:.375rem;align-items:center;gap:.5rem;padding:.25rem .5rem;font-size:.875rem;display:flex}.file-name{color:var(--text-primary)}.remove-file{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:0;font-size:1.25rem;line-height:1}.remove-file:hover{color:var(--error-color)}.file-upload-wrapper{position:relative}.file-input-hidden{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.file-upload-btn{width:42px;height:42px;color:var(--text-secondary);cursor:pointer;-webkit-backdrop-filter:blur(16px);background:#ffffff0f;border:1px solid #ffffff1a;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 1px 3px #0000001a}.file-upload-btn:hover{color:var(--text-primary);background:#ffffff1f;border-color:#ffffff2e;transform:translateY(-.5px);box-shadow:0 2px 6px #00000026}.file-upload-btn.uploading{animation:1s infinite pulse}.file-upload-btn.upload-error,.file-upload-icon.upload-error{color:#ef4444!important;background:#ef44441a!important;border-color:#ef44444d!important}.file-upload-icon.uploading{animation:1s infinite pulse}.oauth-providers{width:100%;margin-bottom:2rem}.oauth-buttons{grid-template-columns:1fr;gap:.75rem;width:100%;margin-bottom:2rem;display:grid}.oauth-buttons.two-providers{grid-template-columns:repeat(auto-fit,minmax(0,1fr))}.oauth-buttons.three-or-more-providers{grid-template-columns:1fr}.oauth-buttons:not(.two-providers):not(.three-or-more-providers){grid-template-columns:repeat(auto-fit,minmax(0,1fr))}@supports not selector(:has(*)){.oauth-buttons{grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:.75rem;display:grid}}@media (max-width:640px){.oauth-buttons{grid-template-columns:1fr!important}}.auth-divider{align-items:center;margin:2rem 0;display:flex}.divider-line{background-color:var(--border-color);flex:1;height:1px}.divider-text{color:var(--text-tertiary);white-space:nowrap;padding:0 1rem;font-size:.875rem}.divider-text-button{cursor:pointer;background:0 0;border:none;border-radius:.25rem;align-items:center;gap:.5rem;padding:.25rem .5rem;transition:all .2s;display:flex}.divider-text-button:hover{background-color:var(--bg-tertiary)}.divider-text-button:hover .divider-text{color:var(--text-secondary)}.divider-arrow{color:var(--text-tertiary);font-size:.75rem;transition:transform .2s}.divider-arrow.expanded{transform:rotate(180deg)}.oauth-btn{border:1px solid var(--border-color);background-color:var(--bg-primary);width:100%;min-width:0;color:var(--text-primary);border-radius:12px;justify-content:center;align-items:center;gap:12px;min-height:56px;padding:1rem;font-size:1rem;font-weight:500;transition:all .2s;display:flex;position:relative;overflow:hidden}.oauth-btn:hover{background-color:var(--bg-secondary);border-color:var(--accent-color);transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.oauth-btn:before{content:"";background:linear-gradient(135deg,#0000,#ffffff1a,#0000);transition:transform .6s;position:absolute;inset:0;transform:translate(-100%)}.oauth-btn:hover:before{transform:translate(100%)}@media (min-width:640px){.oauth-btn{padding:.75rem 1rem}}.google-oauth-btn{color:#1f1f1f;letter-spacing:.25px;background-color:#fff;border:1px solid #d1d5db;border-radius:.5rem;min-height:40px;padding:.5rem .75rem;font-family:Roboto,-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;font-weight:500;line-height:20px;position:relative}.google-oauth-btn:hover{background-color:#f8f9fa;border-color:#747775;transform:translateY(-1px);box-shadow:0 2px 8px #0000001a}.google-oauth-btn:active{background-color:#e8eaed;border-color:#747775;box-shadow:inset 0 1px 2px #0000001a}.oauth-icon{flex-shrink:0;width:18px;height:18px}.oauth-text{font-size:14px;line-height:1}[data-theme=dark] .google-oauth-btn{color:#e3e3e3;background-color:#131314;border:1px solid #4b5563;border-radius:.5rem}[data-theme=dark] .google-oauth-btn:hover{background-color:#1a1a1b;border-color:#8e918f;transform:translateY(-1px);box-shadow:0 2px 8px #0000004d}[data-theme=dark] .google-oauth-btn:active{background-color:#0f0f10;border-color:#8e918f}.google-oauth-btn.neutral{color:#1f1f1f;background-color:#f2f2f2;border:none;border-radius:20px}.google-oauth-btn.neutral:hover{background-color:#e8e8e8;box-shadow:0 1px 1px #0000001a}.google-btn-content{justify-content:center;align-items:center;gap:10px;width:100%;padding-left:12px;padding-right:12px;display:flex}.google-oauth-btn .oauth-icon{flex-shrink:0;margin-right:0}.oauth-text{vertical-align:middle;text-align:center;white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.phone-oauth-btn{color:#fff;letter-spacing:.25px;background-color:#1976d2;border:1px solid #1565c0;border-radius:.5rem;min-height:40px;padding:.5rem .75rem;font-family:Roboto,-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;font-weight:500;line-height:20px;position:relative}.phone-oauth-btn:hover{background-color:#1565c0;border-color:#0d47a1;transform:translateY(-1px);box-shadow:0 2px 8px #1976d24d}.phone-oauth-btn:active{background-color:#0d47a1;border-color:#0d47a1;box-shadow:inset 0 1px 2px #0003}[data-theme=dark] .phone-oauth-btn{color:#fff;background-color:#1976d2;border:1px solid #1565c0;border-radius:.5rem}[data-theme=dark] .phone-oauth-btn:hover{background-color:#1565c0;border-color:#0d47a1;transform:translateY(-1px);box-shadow:0 2px 8px #1976d24d}[data-theme=dark] .phone-oauth-btn:active{background-color:#0d47a1;border-color:#0d47a1}.phone-btn-content{justify-content:center;align-items:center;gap:10px;width:100%;padding-left:12px;padding-right:12px;display:flex}.phone-oauth-btn .phone-icon{flex-shrink:0;margin-right:0;font-size:18px}.subscription-modal-overlay{-webkit-backdrop-filter:blur(8px);z-index:50;background-color:#0009;justify-content:center;align-items:center;padding:1rem;transition:all .3s;display:flex;position:fixed;inset:0}.subscription-modal{background-color:var(--bg-primary);opacity:1;z-index:1000;border-radius:1rem;flex-direction:column;width:min(95vw,1200px);max-height:95vh;margin:auto;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:relative;transform:scale(1);box-shadow:0 25px 50px -12px #00000040,0 0 0 1px #ffffff0d}[data-theme=dark] .subscription-modal{background-color:var(--bg-primary);box-shadow:0 25px 50px -12px #00000080,0 0 0 1px #ffffff1a}.subscription-modal-header{border-bottom:1px solid var(--border-color);flex-shrink:0;height:60px;padding:.75rem 1.5rem}.subscription-modal-title{color:var(--text-primary);align-items:center;font-size:1.5rem;font-weight:700;display:flex}.subscription-modal-header .flex{display:flex}.subscription-modal-header .items-center{align-items:center}.subscription-modal-header .justify-between{justify-content:space-between}.subscription-modal-title .w-6,.subscription-modal-close .w-6{width:1.5rem}.subscription-modal-title .h-6,.subscription-modal-close .h-6{height:1.5rem}.subscription-modal-title .mr-2{margin-right:.5rem}.subscription-modal-close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.375rem;padding:.5rem;transition:all .2s}.subscription-modal-close:hover{background-color:var(--bg-secondary);color:var(--text-primary)}.subscription-modal-content{background-color:var(--bg-primary);flex:1;min-height:0;padding:2rem;overflow:hidden auto}.subscription-modal-content::-webkit-scrollbar{width:6px}.subscription-modal-content::-webkit-scrollbar-track{background:0 0}.subscription-modal-content::-webkit-scrollbar-thumb{background-color:var(--border-color);border-radius:3px}.subscription-modal-content::-webkit-scrollbar-thumb:hover{background-color:var(--text-tertiary)}@media (max-width:639px){.subscription-modal-overlay{align-items:flex-start;padding:2rem .5rem .5rem}.subscription-modal{border-radius:.75rem;width:calc(100vw - 1rem);max-height:calc(100vh - 4rem)}.subscription-modal-header{padding:.5rem 1rem}.subscription-modal-content{flex:1;min-height:0;padding:1rem}.subscription-modal-title{font-size:1.125rem}.subscription-modal-footer{padding:.75rem 1rem}.subscription-section{padding:1rem}.subscription-section-title{margin-bottom:.75rem;font-size:1rem}.subscription-plan-header{flex-direction:column;align-items:flex-start;gap:.5rem}.subscription-tier-badge{padding:.125rem .5rem;font-size:.75rem}.subscription-price{font-size:1rem}.subscription-plan-details{grid-template-columns:1fr;gap:.75rem}.subscription-detail-item{padding:.75rem}.subscription-detail-title{font-size:.875rem}.subscription-detail-value,.subscription-model-list{font-size:.813rem}.subscription-actions{flex-direction:column;gap:.75rem}.subscription-btn{width:100%;padding:.625rem 1rem;font-size:.875rem}.subscription-billing-text{font-size:.813rem}.subscription-billing-link{font-size:.875rem}}@media (min-width:640px) and (max-width:767px){.subscription-modal{width:min(95vw,600px);max-height:90vh}.subscription-modal-header{padding:.5rem 1.25rem}.subscription-modal-content{padding:1.5rem}.subscription-modal-title{font-size:1.375rem}}@media (min-width:768px) and (max-width:1023px){.subscription-modal{width:min(90vw,900px);max-height:90vh}}.subscription-modal-footer{border-top:1px solid var(--border-color);flex-shrink:0;padding:1rem 2rem}.subscription-back-btn{color:var(--text-secondary);background-color:var(--bg-secondary);border:1px solid var(--border-color);cursor:pointer;border-radius:.5rem;padding:.75rem 1.5rem;font-weight:500;transition:all .2s}.subscription-back-btn:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.flex{display:flex}.justify-center{justify-content:center}.mt-4{margin-top:1rem}.subscription-notice{border:1px solid;border-radius:.5rem;margin-bottom:1.5rem;padding:1rem}.subscription-notice-info{background-color:#3b82f61a;border-color:#3b82f64d}.subscription-notice-error{background-color:#ef44441a;border-color:#ef44444d}.subscription-notice-header{align-items:center;margin-bottom:.5rem;display:flex}.subscription-notice-icon{width:1.25rem;height:1.25rem;color:var(--accent-color);margin-right:.5rem}.subscription-notice-title{color:var(--text-primary);font-weight:600}.subscription-notice-text{color:var(--text-secondary);margin:0}.subscription-retry-btn{color:var(--error-color);cursor:pointer;background:0 0;border:none;margin-top:.5rem;text-decoration:underline}.subscription-loading{text-align:center;padding:2rem}.subscription-spinner{border:2px solid var(--border-color);border-top-color:var(--accent-color);border-radius:50%;width:2rem;height:2rem;margin:0 auto;animation:1s linear infinite spin}.subscription-loading-text{color:var(--text-secondary);margin-top:.5rem}.subscription-details{flex-direction:column;gap:1.5rem;display:flex}.subscription-section{background-color:var(--bg-secondary);border-radius:.5rem;padding:1.5rem}.subscription-section-title{color:var(--text-primary);margin-bottom:1rem;font-size:1.125rem;font-weight:600}.subscription-plan-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.subscription-plan-info{align-items:center;gap:.75rem;display:flex}.subscription-tier-badge{text-transform:capitalize;border-radius:9999px;padding:.25rem .75rem;font-size:.875rem;font-weight:500}.subscription-tier-badge.free{background-color:var(--bg-tertiary);color:var(--text-secondary)}.subscription-tier-badge.basic{color:#2563eb;background-color:#3b82f633}.subscription-tier-badge.mid{color:#7c3aed;background-color:#9333ea33}.subscription-tier-badge.premium{color:#d97706;background-color:#fbbf2433}.subscription-price{color:var(--text-primary);font-size:1.25rem;font-weight:700}.subscription-status{border-radius:.25rem;padding:.125rem .5rem;font-size:.75rem;font-weight:500}.subscription-status.active{color:#16a34a;background-color:#22c55e33}.subscription-status.canceled{color:#d97706;background-color:#fbbf2433}.subscription-detail-item{background-color:var(--bg-primary);border-radius:.375rem;padding:1rem}.subscription-detail-title{color:var(--text-primary);margin-bottom:.5rem;font-weight:500}.subscription-detail-value{color:var(--text-secondary);margin:0}.subscription-model-list{color:var(--text-secondary);font-size:.875rem}.subscription-actions{flex-wrap:wrap;gap:1rem;display:flex}.subscription-btn{cursor:pointer;border:none;border-radius:.5rem;flex:1;min-width:150px;padding:.75rem 1.5rem;font-weight:600;transition:all .2s}.subscription-btn:disabled{opacity:.5;cursor:not-allowed}.subscription-btn-primary{background-color:var(--accent-color);color:#fff}.subscription-btn-primary:hover:not(:disabled){background-color:var(--accent-hover)}.subscription-btn-danger{background-color:var(--error-color);color:#fff}.subscription-btn-danger:hover:not(:disabled){opacity:.9}.subscription-billing-section{border-top:1px solid var(--border-color);padding-top:1rem}.subscription-billing-text{color:var(--text-secondary);margin-bottom:.5rem;font-size:.875rem}.subscription-billing-link{color:var(--accent-color);align-items:center;font-weight:500;text-decoration:none;display:inline-flex}.subscription-billing-link:hover{text-decoration:underline}.subscription-link-icon{vertical-align:middle;width:1rem;height:1rem;margin-left:.25rem;display:inline-block}.modal-close:focus,.auth-tab:focus,.modal-btn:focus,.oauth-btn:focus{outline:2px solid var(--accent-color);outline-offset:2px}.modal-input:focus{outline:none}button:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px}.auth-submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4f46e5,#7c3aed);border:none;border-radius:8px;justify-content:center;align-items:center;width:100%;min-height:56px;margin-top:.5rem;padding:1rem;font-size:1rem;font-weight:600;transition:all .2s;display:flex;position:relative;overflow:hidden}.auth-submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 25px #4f46e566}.auth-submit-btn:active:not(:disabled){transform:translateY(0)}.auth-submit-btn:disabled{opacity:.7;cursor:not-allowed}.auth-submit-btn.loading{color:#0000}.auth-submit-btn.loading:after{content:"";border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin;position:absolute}.signup-link-container{text-align:center;border-top:1px solid var(--border-color);margin-top:2rem;padding-top:1.5rem}.signup-text{color:var(--text-secondary);font-size:.875rem}.signup-link{color:var(--accent-color);cursor:pointer;background:0 0;border:none;font-size:.875rem;font-weight:600;text-decoration:none;transition:color .2s}.signup-link:hover{color:var(--accent-hover);text-decoration:underline}[data-theme=dark] .subscription-tier-badge.basic{color:#60a5fa;background-color:#3b82f64d}[data-theme=dark] .subscription-tier-badge.mid{color:#a78bfa;background-color:#9333ea4d}[data-theme=dark] .subscription-tier-badge.premium{color:#fbbf24;background-color:#fbbf244d}[data-theme=dark] .subscription-status.active{color:#4ade80;background-color:#22c55e4d}[data-theme=dark] .subscription-status.canceled{color:#fbbf24;background-color:#fbbf244d}.pricing-container{background:linear-gradient(to bottom right,#f3e8ff,#e0e7ff);min-height:100vh;padding:3rem 1rem}[data-theme=dark] .pricing-container{background:linear-gradient(to bottom right,#111827,#1f2937)}.subscription-modal .pricing-container{background:linear-gradient(135deg,#f8fafc,#fff,#fef7ff);border-radius:0;height:auto;min-height:auto;max-height:none;padding:0;overflow:visible}[data-theme=dark] .subscription-modal .pricing-container{background:linear-gradient(135deg,#1e293b,#334155,#581c87)}.subscription-modal .pricing-content{max-width:none;height:auto}.subscription-modal .pricing-header{margin-bottom:1.5rem}.subscription-modal .pricing-footer{margin-top:2rem}.subscription-modal .pricing-card{min-height:auto}.subscription-modal .pricing-card-content{padding:1.5rem}.subscription-modal .pricing-name{margin-bottom:.25rem;font-size:1.25rem}.subscription-modal .pricing-description{margin-bottom:.75rem;font-size:.875rem}.subscription-modal .pricing-price{font-size:1.875rem}.subscription-modal .pricing-price-wrapper,.subscription-modal .pricing-features{margin-bottom:1rem}.subscription-modal .pricing-feature{margin-bottom:.5rem;font-size:.875rem}.subscription-modal .pricing-models{margin-bottom:1rem}.subscription-modal .pricing-models-title{margin-bottom:.25rem;font-size:.875rem}.subscription-modal .pricing-models-list{font-size:.75rem}.subscription-modal .pricing-button{padding:.625rem 1rem;font-size:.875rem}.subscription-modal .pricing-grid{gap:1rem}@media (max-width:639px){.subscription-modal .pricing-grid{grid-template-columns:1fr;gap:.75rem}.subscription-modal .pricing-card-content{padding:1rem}.subscription-modal .pricing-header{margin-bottom:1rem}.subscription-modal .pricing-footer{margin-top:1rem}.subscription-modal .pricing-title{font-size:1.5rem}.subscription-modal .pricing-subtitle{font-size:.875rem}}@media (min-width:640px) and (max-width:1023px){.subscription-modal .pricing-grid{grid-template-columns:repeat(2,1fr);gap:1rem}}@media (min-width:840px) and (max-width:1023px){.subscription-modal .pricing-grid{grid-template-columns:repeat(2,1fr);max-width:800px;margin:0 auto}}@media (min-width:1024px){.subscription-modal .pricing-grid{grid-template-columns:repeat(4,1fr);gap:1.5rem;max-width:1000px;margin:0 auto}.subscription-modal .pricing-card{min-height:auto;display:block}.subscription-modal .pricing-card-content{display:block}}.subscription-modal-button{border:1px solid var(--border-color);background:var(--bg-primary);color:var(--text-primary);cursor:pointer;border-radius:.75rem;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex;box-shadow:0 2px 4px #0000000d}.subscription-modal-button:hover{background:var(--bg-secondary);border-color:var(--accent-color);transform:translateY(-1px);box-shadow:0 4px 8px #0000001a}.subscription-modal-button.primary{color:#fff;background:linear-gradient(90deg,#6366f1,#a855f7);border:none;border-radius:.75rem;padding:.75rem 1.5rem;font-weight:600;transform:scale(1);box-shadow:0 4px 14px #00000026}.subscription-modal-button.primary:hover{background:linear-gradient(90deg,#5b5bd6,#9333ea);transform:translateY(-2px)scale(1.02);box-shadow:0 8px 20px #6366f166}.subscription-modal-button.danger{border:2px solid var(--error-color);color:var(--error-color);background:0 0;border-radius:.75rem;padding:.75rem 1.5rem;font-weight:600}.subscription-modal-button.danger:hover{background:#dc35451a}.subscription-modal-button.danger:disabled:hover{background:0 0}.subscription-modal-button:disabled{cursor:not-allowed;opacity:.5;transition:all .2s}.subscription-modal-close-btn{cursor:pointer;color:#fff;background:0 0;border:none;border-radius:.5rem;padding:.5rem;transition:background-color .2s}.subscription-modal-close-btn:hover{background-color:#fff3}.subscription-modal-error-btn{color:#fff;cursor:pointer;background:#fff3;border:none;border-radius:.5rem;padding:.5rem 1rem;font-weight:500;transition:background-color .2s}.subscription-modal-error-btn:hover{background:#ffffff4d}.subscription-modal-billing-link{color:#fff;background:#2563eb;border-radius:.5rem;align-items:center;gap:.5rem;padding:.5rem 1rem;font-weight:500;text-decoration:none;transition:background-color .2s;display:flex}.subscription-modal-billing-link:hover{background:#1d4ed8}.subscription-plan-details{grid-template-columns:1fr;gap:1rem;display:grid}.subscription-action-buttons{flex-direction:column;gap:.75rem;display:flex}@media (min-width:640px){.subscription-action-buttons{flex-direction:row}}@media (min-width:768px){.subscription-plan-details{grid-template-columns:1fr 1fr}}@media (min-width:1200px){.subscription-modal .pricing-grid{gap:2rem;max-width:1100px}}.subscription-modal-header-content{justify-content:space-between;align-items:center;display:flex}.subscription-modal-header-info{align-items:center;gap:.625rem;display:flex}.subscription-modal-header-icon{background:#fff3;border-radius:.375rem;padding:.375rem}.subscription-modal-header-icon svg{color:#fff;width:1.25rem;height:1.25rem}.subscription-modal-header-title{color:#fff;margin:0;font-size:1.125rem;font-weight:700;line-height:1.25}.subscription-modal-header-subtitle{color:#c7d2fecc;margin:0;font-size:.8125rem;line-height:1.2}.subscription-modal .pricing-header button.absolute{z-index:10;background:var(--bg-primary);border:1px solid var(--border-color);top:-.5rem;right:-.5rem;box-shadow:0 2px 8px #0000001a}[data-theme=dark] .subscription-modal .pricing-header button.absolute{background:var(--bg-secondary);box-shadow:0 2px 8px #0000004d}.pricing-content{max-width:1280px;margin:0 auto;position:relative}.pricing-header{text-align:center;margin-bottom:3rem}.pricing-title{color:var(--text-primary);margin-bottom:1rem;font-size:2.25rem;font-weight:700}.pricing-subtitle{color:var(--text-secondary);max-width:42rem;margin:0 auto;font-size:1.25rem}.pricing-error{background-color:#fee2e2;border:1px solid #fca5a5;border-radius:.5rem;max-width:28rem;margin:0 auto 2rem;padding:1rem}[data-theme=dark] .pricing-error{background-color:#ef444433;border-color:#dc2626}.pricing-error-text{color:#b91c1c;text-align:center}[data-theme=dark] .pricing-error-text{color:#f87171}.pricing-grid{grid-template-columns:1fr;gap:2rem;max-width:80rem;margin:0 auto;display:grid}@media (max-width:639px){.pricing-grid{grid-template-columns:1fr;gap:1.5rem;padding:0 1rem}}@media (min-width:640px) and (max-width:1023px){.pricing-grid{grid-template-columns:repeat(2,1fr);gap:1.5rem}}@media (min-width:1024px){.pricing-grid{grid-template-columns:repeat(4,1fr);gap:2rem}}@media (min-width:1280px){.pricing-grid{max-width:1200px}}.pricing-card{background-color:var(--bg-primary);border:2px solid var(--border-color);border-radius:1rem;transition:all .3s;position:relative;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.pricing-card:hover{box-shadow:0 25px 50px -12px #00000040}.pricing-card.popular{border-color:#8b5cf6;transform:scale(1.05)}.pricing-card.current{border-color:#10b981}.pricing-badge{color:#fff;background-color:#8b5cf6;border-radius:9999px;padding:.25rem 1rem;font-size:.875rem;font-weight:500;position:absolute;top:-.75rem;left:50%;transform:translate(-50%)}.pricing-badge.current{background-color:#10b981;left:auto;right:1rem;transform:none}.pricing-card-content{padding:2rem}.pricing-icon-wrapper{justify-content:center;align-items:center;margin-bottom:1rem;display:flex}.pricing-icon{background-color:var(--bg-secondary);border-radius:50%;padding:.75rem}.pricing-icon.free{background-color:var(--bg-tertiary)}.pricing-icon.basic{background-color:#3b82f61a}.pricing-icon.mid{background-color:#9333ea1a}.pricing-icon.premium{background-color:#fbbf241a}[data-theme=dark] .pricing-icon.basic{background-color:#3b82f64d}[data-theme=dark] .pricing-icon.mid{background-color:#9333ea4d}[data-theme=dark] .pricing-icon.premium{background-color:#fbbf244d}.pricing-icon svg{width:1.5rem;height:1.5rem}.pricing-name{text-align:center;color:var(--text-primary);margin-bottom:.5rem;font-size:1.5rem;font-weight:700}.pricing-description{color:var(--text-secondary);text-align:center;margin-bottom:1rem}.pricing-price-wrapper{text-align:center;margin-bottom:1.5rem}.pricing-price{color:var(--text-primary);font-size:2.25rem;font-weight:700}.pricing-period{color:var(--text-secondary)}.pricing-features{margin:0 0 2rem;padding:0;list-style:none}.pricing-feature{align-items:flex-start;margin-bottom:.75rem;display:flex}.pricing-feature-icon{color:#10b981;flex-shrink:0;width:1.25rem;height:1.25rem;margin-top:.125rem;margin-right:.75rem}.pricing-feature-text{color:var(--text-secondary)}.pricing-models{margin-bottom:2rem}.pricing-models-title{color:var(--text-primary);margin-bottom:.5rem;font-weight:600}.pricing-models-list{color:var(--text-secondary);font-size:.875rem}.pricing-models-item{margin-bottom:.25rem}.pricing-button{cursor:pointer;border:none;border-radius:.5rem;width:100%;padding:.75rem 1.5rem;font-weight:600;transition:all .2s}.pricing-button.current{color:#059669;cursor:default;background-color:#10b9811a}[data-theme=dark] .pricing-button.current{color:#10b981;background-color:#10b9814d}.pricing-button.downgrade{background-color:var(--bg-secondary);color:var(--text-tertiary);cursor:not-allowed}.pricing-button.popular{color:#fff;background-color:#8b5cf6;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.pricing-button.popular:hover:not(:disabled){background-color:#7c3aed;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.pricing-button.upgrade{background-color:var(--text-primary);color:var(--bg-primary)}.pricing-button.upgrade:hover:not(:disabled){background-color:var(--text-secondary);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.pricing-button-spinner{border:2px solid #0000;border-top-color:currentColor;border-radius:50%;width:1.25rem;height:1.25rem;margin-right:.5rem;animation:.8s linear infinite spin;display:inline-block}.pricing-footer{text-align:center;margin-top:4rem}.pricing-footer-info{color:var(--text-secondary);margin-bottom:1rem}.pricing-footer-meta{color:var(--text-tertiary);font-size:.875rem}.pricing-close-btn{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:.375rem;padding:.5rem;transition:all .2s;position:absolute;top:1rem;right:1rem}.pricing-close-btn:hover{color:var(--text-secondary);background-color:var(--bg-secondary)}.pricing-close-btn svg{width:1.5rem;height:1.5rem}@media (max-width:639px){.pricing-container{padding:1.5rem .5rem}.pricing-header{margin-bottom:2rem}.pricing-title{margin-bottom:.75rem;font-size:1.75rem}.pricing-subtitle{padding:0 1rem;font-size:1rem}.pricing-card{margin:0 .5rem}.pricing-card.popular{transform:none}.pricing-card-content{padding:1.5rem}.pricing-name{font-size:1.25rem}.pricing-price{font-size:2rem}.pricing-features{margin-bottom:1.5rem}.pricing-feature{margin-bottom:.5rem;font-size:.875rem}.pricing-models{margin-bottom:1.5rem}.pricing-models-title{font-size:.875rem}.pricing-models-list{font-size:.75rem}.pricing-button{padding:.625rem 1rem;font-size:.875rem}.pricing-footer{margin-top:2rem;padding:0 1rem}.pricing-footer-info{font-size:.875rem}.pricing-footer-meta{font-size:.75rem}}@media (min-width:640px) and (max-width:1023px){.pricing-container{padding:2rem 1rem}.pricing-title{font-size:2rem}.pricing-subtitle{font-size:1.125rem}.pricing-card.popular{transform:scale(1.02)}.pricing-card-content{padding:1.75rem}.pricing-name{font-size:1.375rem}.pricing-price{font-size:2.125rem}}@media (min-width:1024px){.pricing-card{flex-direction:column;min-height:600px;display:flex}.pricing-card-content{flex-direction:column;flex:1;display:flex}.pricing-button{margin-top:auto}}@media (min-width:1536px){.pricing-container{padding:4rem 2rem}.pricing-title{font-size:2.5rem}.pricing-subtitle{font-size:1.375rem}}.welcome-screen{background:0 0;flex:1;justify-content:center;align-items:center;height:100dvh;display:flex;position:relative;overflow-y:auto}.freemium-wrapper .freemium-chat-with-header{margin:0;padding:0;position:absolute;inset:0}[data-theme=dark] .welcome-screen{background:0 0}.welcome-content{flex-direction:column;justify-content:center;gap:4rem;max-width:1200px;min-height:100%;margin:0 auto;padding:2rem;display:flex}.welcome-hero{text-align:center;padding:2rem 0}.welcome-logo{justify-content:center;align-items:center;margin-bottom:2rem;display:inline-flex;position:relative}.logo-sparkle{font-size:1.5rem;animation:2s infinite sparkle;position:absolute;top:-8px;right:-8px}@keyframes sparkle{0%,to{opacity:1;transform:scale(1)rotate(0)}50%{opacity:.8;transform:scale(1.2)rotate(180deg)}}.welcome-title{color:var(--text-primary);margin-bottom:1rem;font-size:3rem;font-weight:700;line-height:1.1}.brand-name{background:linear-gradient(135deg,var(--accent-color)0%,#7c3aed 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.welcome-subtitle{color:var(--text-secondary);max-width:600px;margin-bottom:2.5rem;margin-left:auto;margin-right:auto;font-size:1.25rem;line-height:1.6}.streaming-welcome-text{justify-content:center;align-items:center;width:100%;min-height:4rem;margin-bottom:1rem;padding:0 1.5rem;display:flex;position:relative}.streaming-welcome-text .welcome-subtitle{opacity:.9;text-align:center;white-space:normal;word-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;letter-spacing:.3px;background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;min-width:0;max-width:480px;margin-bottom:0;margin-left:auto;margin-right:auto;font-family:SF Mono,Monaco,Cascadia Code,Roboto Mono,monospace;font-size:1.1rem;font-weight:500;line-height:1.4;transition:opacity .3s ease-in-out;position:relative;overflow:visible}.streaming-welcome-text:after{content:"";background:linear-gradient(90deg,transparent 0%,var(--accent-color)25%,var(--accent-color)75%,transparent 100%);opacity:.2;border-radius:1px;width:80%;max-width:400px;height:2px;position:absolute;bottom:-8px;left:50%;transform:translate(-50%)}.welcome-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;display:flex}.welcome-cta-primary{background:linear-gradient(135deg,var(--accent-color)0%,#7c3aed 100%);color:#fff;cursor:pointer;border:none;border-radius:.75rem;justify-content:center;align-items:center;padding:1rem 2rem;font-size:1.1rem;font-weight:600;transition:all .3s;display:flex;box-shadow:0 4px 15px #4f46e54d}.welcome-cta-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #4f46e566}.welcome-cta-secondary{color:var(--text-primary);border:2px solid var(--border-color);cursor:pointer;background:0 0;border-radius:.75rem;justify-content:center;align-items:center;padding:1rem 2rem;font-size:1.1rem;font-weight:600;transition:all .3s;display:flex}.welcome-cta-secondary:hover{border-color:var(--accent-color);background-color:var(--bg-secondary);transform:translateY(-2px)}.welcome-features{text-align:center}.features-title{color:var(--text-primary);margin-bottom:3rem;font-size:2.25rem;font-weight:700}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem;display:grid}.feature-card{background:var(--bg-primary);border:2px solid var(--border-color);text-align:center;border-radius:1rem;padding:2rem;transition:all .3s}.feature-card:hover{border-color:var(--accent-color);transform:translateY(-4px);box-shadow:0 8px 25px #0000001a}[data-theme=dark] .feature-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid #4a9eff33}[data-theme=dark] .feature-card:hover{background:#ffffff14;border-color:#4a9eff80;box-shadow:0 8px 25px #4a9eff33}.feature-icon{background:linear-gradient(135deg,var(--accent-color)0%,#7c3aed 100%);color:#fff;border-radius:1rem;justify-content:center;align-items:center;width:64px;height:64px;margin-bottom:1.5rem;display:inline-flex}.feature-title{color:var(--text-primary);margin-bottom:.75rem;font-size:1.25rem;font-weight:600}.feature-description{color:var(--text-secondary);line-height:1.6}.feature-title{color:var(--text-primary)}[data-theme=dark] .feature-description{color:#ffffffb3}.welcome-cta{text-align:center;background:var(--bg-primary);border:2px solid var(--border-color);border-radius:1.5rem;margin-top:1rem;padding:3rem 2rem}[data-theme=dark] .welcome-cta{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid #4a9eff33}.cta-title{color:var(--text-primary);margin-bottom:1rem;font-size:2rem;font-weight:700}.cta-subtitle{color:var(--text-secondary);max-width:500px;margin-bottom:2rem;margin-left:auto;margin-right:auto;font-size:1.125rem;line-height:1.6}[data-theme=dark] .cta-subtitle{color:#ffffffb3}.cta-button{background:linear-gradient(135deg,var(--accent-color)0%,#7c3aed 100%);color:#fff;cursor:pointer;border:none;border-radius:1rem;justify-content:center;align-items:center;padding:1.25rem 2.5rem;font-size:1.125rem;font-weight:600;transition:all .3s;display:inline-flex;box-shadow:0 4px 15px #4f46e54d}.cta-button:hover{transform:translateY(-3px);box-shadow:0 8px 25px #4f46e566}.welcome-disclaimer{text-align:center;border-top:1px solid var(--border-color);opacity:.8;margin-top:2rem;padding-top:2rem}.disclaimer-text{color:var(--text-secondary);max-width:800px;margin:0 auto;font-size:.875rem;line-height:1.6}[data-theme=dark] .disclaimer-text{color:#fff9}@media (max-width:768px){.welcome-screen{-webkit-overflow-scrolling:touch;height:100dvh;overflow:hidden}.welcome-screen.mobile-optimized{justify-content:center;align-items:center;display:flex}.welcome-screen.has-freemium-wrapper,.welcome-screen.mobile-optimized.has-freemium-wrapper{display:block}.welcome-screen .freemium-wrapper.freemium-wrapper{width:100vw;height:100dvh;max-height:100dvh;margin:0;padding:0;position:fixed;inset:0;overflow:hidden}.welcome-screen .freemium-wrapper .freemium-chat-with-header.freemium-chat-with-header{width:100%;height:100%;margin:0;padding:0;overflow:hidden}.welcome-screen.mobile-optimized .message-input-container,.welcome-screen.mobile-optimized .trial-input-container{box-sizing:border-box;max-width:100vw;padding-left:max(.5rem,env(safe-area-inset-left,.5rem));padding-right:max(.5rem,env(safe-area-inset-right,.5rem))}.welcome-screen.mobile-optimized .message-input-wrapper,.welcome-screen.mobile-optimized .trial-input-wrapper{box-sizing:border-box;gap:.5rem;max-width:100%}.welcome-screen.mobile-optimized .send-button,.welcome-screen.mobile-optimized .file-upload-btn,.welcome-screen.mobile-optimized .trial-send-button,.welcome-screen.mobile-optimized .trial-file-upload-btn{flex-shrink:0;width:36px;min-width:36px;max-width:36px}.welcome-screen.mobile-optimized .message-input,.welcome-screen.mobile-optimized .trial-message-input{box-sizing:border-box;width:100%;min-width:0;max-width:100%}.welcome-content{justify-content:center;gap:.5rem;min-height:100dvh;padding:.5rem 1rem}.welcome-hero{margin-bottom:0;padding:1rem 0}.welcome-title{margin-bottom:.5rem;font-size:2.5rem}.welcome-subtitle{margin-bottom:1.5rem;padding:0 .5rem;font-size:.9rem}.welcome-actions{flex-direction:column;gap:.75rem;width:100%}.welcome-cta-primary,.welcome-cta-secondary{width:100%;max-width:280px;padding:.875rem 1.5rem;font-size:.9rem}.features-title,.cta-title{font-size:1.75rem}.welcome-features{margin-top:1rem}.features-grid{grid-template-columns:1fr;gap:1rem}.feature-card{padding:1.5rem 1rem}.welcome-cta{margin-top:1rem;padding:1.5rem 1rem}.cta-subtitle{padding:0 1rem;font-size:1rem}.cta-button{width:100%;max-width:300px;padding:1rem 2rem;font-size:1rem}.welcome-disclaimer{margin-top:1.5rem;padding-top:1.5rem}.disclaimer-text{padding:0 1rem;font-size:.8rem}.freemium-chat-with-header:before{border-radius:16px;inset:.25rem .25rem 0}.freemium-chat-with-header{padding:0}.freemium-chat-header{padding:1rem 1rem .5rem}.trial-upgrade-banner.in-chat{margin:.25rem .5rem;font-size:.75rem}.freemium-chat-with-header .messages-container{margin:0;padding:.75rem 1rem 2rem}.freemium-chat-with-header .message-input-container{margin:0;padding:.5rem .75rem}.freemium-chat-with-header .message-input{border-radius:18px;min-height:36px;padding:8px 12px;font-size:16px;line-height:1.4}.freemium-chat-with-header .send-button,.freemium-chat-with-header .file-upload-btn{border-radius:18px;width:36px;height:36px}}@media (max-width:428px){.freemium-chat-with-header .message-input{border-radius:17px;min-height:34px;padding:7px 11px}.freemium-chat-with-header .send-button,.freemium-chat-with-header .file-upload-btn{border-radius:17px;width:34px;height:34px}.freemium-chat-with-header .message-input-container{gap:.5rem;margin-bottom:0;padding:.4rem .7rem .25rem}.freemium-chat-header{padding:.75rem 1rem .5rem}.freemium-chat-title{font-size:1.875rem}.freemium-chat-with-header{height:100dvh;max-height:100dvh;height:calc(100vh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));max-height:calc(100vh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));max-height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));margin-bottom:0;padding-bottom:0;overflow:hidden}}.w-5{width:1.25rem}.h-5{height:1.25rem}.w-6{width:1.5rem}.h-6{height:1.5rem}.w-16{width:4rem}.h-16{height:4rem}.ml-2{margin-left:.5rem}.text-accent-color{color:var(--accent-color)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}::-webkit-scrollbar-thumb{background:#4a9eff80;border-radius:3px;-webkit-transition:background .3s;transition:background .3s}::-webkit-scrollbar-thumb:hover{background:#4a9effb3}html{scrollbar-width:thin;scrollbar-color:#4a9eff80 #ffffff0d}.uploaded-files .image-preview{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;align-items:center;gap:12px;margin-bottom:8px;padding:8px;display:flex}.uploaded-files .preview-image{-o-object-fit:cover;object-fit:cover;border:1px solid var(--border-color);border-radius:6px;width:60px;height:60px}.uploaded-files .file-info{flex-direction:column;flex:1;gap:2px;display:flex}.uploaded-files .file-size{color:var(--text-secondary);font-size:.75rem}.uploaded-files .vision-indicator{color:var(--accent-color);font-size:.7rem;font-weight:500}.vision-processing{color:var(--accent-color);align-items:center;gap:4px;font-size:.75rem;display:inline-flex}.vision-processing .spinner{border:2px solid var(--accent-color);border-top:2px solid #0000;border-radius:50%;width:12px;height:12px;animation:1s linear infinite spin}.returning-user-welcome{opacity:1;flex-direction:column;justify-content:center;align-items:center;gap:2rem;width:100%;max-width:800px;min-height:70vh;padding:2rem;transition:all .4s cubic-bezier(.4,0,.2,1);display:flex;position:relative;transform:translateY(0)}.returning-user-welcome.transitioning{opacity:0;transform:translateY(-20px)}.returning-hero{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;margin-bottom:2rem;display:flex}.returning-input-container{z-index:10;align-items:flex-end;gap:1rem;width:100%;max-width:700px;display:flex}.returning-input-wrapper{-webkit-backdrop-filter:blur(20px);background:#fffffff2;border:2px solid #fff3;border-radius:24px;flex:1;align-items:flex-end;gap:12px;padding:12px 16px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 8px 32px #00000014,0 2px 8px #0000000a,inset 0 1px #fff6}[data-theme=dark] .returning-input-wrapper{background:#1e293bf2;border:2px solid #33415599;box-shadow:0 8px 32px #0000004d,0 2px 8px #0003,inset 0 1px #ffffff1a}.returning-input-wrapper:focus-within{border-color:#4f46e566;box-shadow:0 8px 32px #0000001f,0 2px 8px #00000014,0 0 0 4px #4f46e51a,inset 0 1px #fff6}[data-theme=dark] .returning-input-wrapper:focus-within{border-color:#6366f199;box-shadow:0 8px 32px #0006,0 2px 8px #0000004d,0 0 0 4px #6366f133,inset 0 1px #ffffff1a}.returning-file-upload-wrapper{align-items:center;display:flex}.returning-file-upload-btn{cursor:pointer;width:36px;height:36px;color:var(--text-secondary);background:#94a3b81a;border:none;border-radius:12px;justify-content:center;align-items:center;transition:all .2s;display:flex}.returning-file-upload-btn:hover:not(.disabled){color:var(--text-primary);background:#94a3b833}.returning-file-upload-btn.uploading{opacity:.6;cursor:wait}.returning-message-input{color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;flex:1;min-height:24px;max-height:120px;padding:0;font-family:inherit;font-size:1rem;line-height:1.5;overflow-y:auto}.returning-message-input::-moz-placeholder{color:var(--text-tertiary)}.returning-message-input::placeholder{color:var(--text-tertiary)}.returning-search-btn,.returning-voice-btn{width:36px;height:36px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:12px;justify-content:center;align-items:center;transition:all .2s;display:flex}.returning-search-btn:hover,.returning-voice-btn:hover{color:var(--text-primary);background:#94a3b81a}.returning-send-button{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(16px);background:linear-gradient(135deg,#4f46e5e6,#4338cae6);border:1px solid #4f46e54d;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 3px 12px #4f46e540,inset 0 1px #fff3}.returning-send-button:hover:not(:disabled){background:linear-gradient(135deg,#4f46e5,#4338ca);transform:translateY(-1px)scale(1.02);box-shadow:0 6px 20px #4f46e559,inset 0 1px #ffffff4d}.returning-send-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.returning-uploaded-files{flex-wrap:wrap;gap:.75rem;width:100%;max-width:700px;margin-bottom:1rem;display:flex}.returning-uploaded-file{-webkit-backdrop-filter:blur(8px);background:#fffc;border:1px solid #e2e8f0cc;border-radius:12px;align-items:center;gap:.75rem;padding:.75rem;display:flex}[data-theme=dark] .returning-uploaded-file{background:#1e293bcc;border:1px solid #334155cc}.returning-image-preview{align-items:center;gap:.75rem;display:flex}.returning-preview-image{-o-object-fit:cover;object-fit:cover;border:1px solid var(--border-color);border-radius:8px;width:40px;height:40px}.returning-file-info{flex-direction:column;gap:.25rem;display:flex}.returning-file-name{color:var(--text-primary);font-size:.875rem;font-weight:500}.returning-file-size{color:var(--text-secondary);font-size:.75rem}.returning-remove-file{color:#ef4444;cursor:pointer;background:#ef44441a;border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:14px;transition:all .2s;display:flex}.returning-remove-file:hover{background:#ef444433}.returning-suggestions{opacity:0;flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:700px;animation:.4s forwards fadeInUp;display:flex}.returning-suggestions .suggestions-grid{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.returning-suggestions .suggestion-pill{opacity:0;animation:.3s forwards fadeInScale}.returning-hint{text-align:center;opacity:1;margin-top:2rem;transition:opacity .5s,transform .5s;transform:translateY(0)}.returning-hint.hidden{opacity:0;transform:translateY(-10px)}.returning-hint.visible{opacity:1;transform:translateY(0)}.returning-hint p{color:var(--text-secondary);opacity:.8;font-size:.875rem}@media (max-width:768px){.returning-user-welcome{flex-direction:column;justify-content:center;gap:1rem;height:100%;min-height:calc(100dvh - 120px);padding:1.5rem .75rem .75rem;display:flex}.returning-hero{gap:.75rem;margin-bottom:1rem}.streaming-welcome-text{min-height:3rem;margin-bottom:1rem;padding:0 .5rem}.streaming-welcome-text .welcome-subtitle{letter-spacing:.2px;white-space:normal;word-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;max-width:100%;font-size:.9rem;line-height:1.4}.streaming-welcome-text:after{opacity:.15;width:70%;max-width:240px;height:1.5px;bottom:-6px}.returning-input-container{max-width:100%}}@media (min-width:481px) and (max-width:768px){.streaming-welcome-text{padding:0 1rem}.streaming-welcome-text .welcome-subtitle{white-space:normal;word-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;max-width:90%;font-size:1rem;line-height:1.4}.returning-input-wrapper{padding:10px 14px}.returning-suggestions .suggestions-grid{gap:.5rem}.returning-hint{margin-top:1.5rem}}.file-manager-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:50;background-color:#0009;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.file-manager-modal{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:.75rem;width:100%;max-width:72rem;max-height:90vh;overflow:hidden;box-shadow:0 25px 50px -12px #00000040}[data-theme=dark] .file-manager-modal{background-color:var(--bg-primary);border-color:#ffffff1a;box-shadow:0 25px 50px -12px #0009}.file-manager-container{color:var(--text-primary);margin:0;padding:0}.file-manager-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;display:flex}[data-theme=dark] .file-manager-header{border-bottom:1px solid #ffffff1a}.header-content{flex:1}.file-manager-title{color:var(--text-primary);margin:0 0 4px;font-size:1.5rem;font-weight:600}.usage-info{color:var(--text-secondary);margin:0;font-size:.875rem}.refresh-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#4a9eff,#06c);border:none;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;transition:all .2s;display:flex;box-shadow:0 4px 12px #4a9eff4d}.refresh-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #4a9eff66}.refresh-btn:disabled{opacity:.6;cursor:not-allowed}.refresh-icon{width:16px;height:16px}.refresh-icon.loading{animation:1s linear infinite spin}.upload-area{border:2px dashed var(--border-color);text-align:center;background:var(--bg-secondary);border-radius:12px;margin-bottom:24px;padding:32px 24px;transition:all .3s}[data-theme=dark] .upload-area{background:#ffffff05;border-color:#ffffff1a}.upload-area.drag-active{background:#4a9eff0d;border-color:#4a9eff;transform:scale(1.02)}[data-theme=dark] .upload-area.drag-active{background:#4a9eff1a;border-color:#4a9eff80}.upload-icon-container{margin-bottom:16px}.upload-icon{width:32px;height:32px;color:var(--text-secondary);margin:0 auto}.upload-text{color:var(--text-secondary);margin-bottom:20px;font-size:.95rem}.upload-browse-link{color:#4a9eff;cursor:pointer;text-decoration:underline;transition:color .2s}.upload-browse-link:hover{color:#06c}.upload-config{flex-direction:column;gap:12px;max-width:400px;margin:0 auto;display:flex}.upload-config-row{justify-content:center;align-items:center;display:flex}.upload-checkbox-label{color:var(--text-primary);cursor:pointer;align-items:center;font-size:.9rem;display:flex}.upload-checkbox{accent-color:#4a9eff;margin-right:8px}.upload-input{border:1px solid var(--border-color);background:var(--bg-primary);width:100%;color:var(--text-primary);border-radius:8px;padding:10px 12px;font-size:.875rem;transition:all .2s}[data-theme=dark] .upload-input{background:#ffffff08;border-color:#ffffff1a}.upload-input:focus{border-color:#4a9eff;outline:none;box-shadow:0 0 0 3px #4a9eff1a}.upload-status{margin-top:16px}.upload-status-content{color:var(--text-secondary);align-items:center;font-size:.9rem;display:inline-flex}.upload-spinner{width:16px;height:16px;margin-right:8px;animation:1s linear infinite spin}.search-filters{flex-direction:column;gap:16px;margin-bottom:24px;display:flex}@media (min-width:640px){.search-filters{flex-direction:row;align-items:center}}.search-container{flex:1;position:relative}.search-icon{width:16px;height:16px;color:var(--text-secondary);position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-input{border:1px solid var(--border-color);background:var(--bg-primary);width:100%;color:var(--text-primary);border-radius:10px;padding:12px 12px 12px 40px;font-size:.9rem;transition:all .2s}[data-theme=dark] .search-input{background:#ffffff08;border-color:#ffffff1a}.search-input:focus{border-color:#4a9eff;outline:none;box-shadow:0 0 0 3px #4a9eff1a}.tag-filter{border:1px solid var(--border-color);background:var(--bg-primary);color:var(--text-primary);cursor:pointer;border-radius:10px;min-width:140px;padding:12px 16px;font-size:.9rem;transition:all .2s}[data-theme=dark] .tag-filter{background:#ffffff08;border-color:#ffffff1a}.tag-filter:focus{border-color:#4a9eff;outline:none;box-shadow:0 0 0 3px #4a9eff1a}.file-list{flex-direction:column;gap:12px;margin-bottom:24px;display:flex}.loading-state{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;padding:48px 24px;display:flex}.loading-spinner{width:24px;height:24px;margin-bottom:12px;animation:1s linear infinite spin}.loading-text{margin:0;font-size:.9rem}.empty-state{color:var(--text-secondary);justify-content:center;align-items:center;padding:48px 24px;font-size:.9rem;display:flex}.file-item{border:1px solid var(--border-color);background:var(--bg-secondary);cursor:pointer;border-radius:12px;align-items:flex-start;gap:16px;padding:20px;transition:all .3s;display:flex}[data-theme=dark] .file-item{background:#ffffff05;border-color:#ffffff1a}.file-item:hover{border-color:#4a9eff4d;transform:translateY(-2px);box-shadow:0 8px 25px #0000001a}[data-theme=dark] .file-item:hover{background:#4a9eff0d;border-color:#4a9eff66;box-shadow:0 8px 25px #0000004d}.file-icon-container{background:linear-gradient(135deg,#4a9eff,#06c);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex;box-shadow:0 4px 12px #4a9eff33}.file-icon{color:#fff;width:24px;height:24px}.file-content{flex:1;min-width:0}.file-header{align-items:center;gap:12px;margin-bottom:8px;display:flex}.file-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:1rem;font-weight:600;overflow:hidden}.embedding-status{flex-shrink:0;align-items:center;display:flex}.status-indicator{border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;transition:all .2s;display:flex}.status-completed{background:#22c55e1a}.status-pending{background:#f59e0b1a}.status-failed{background:#ef44441a}.status-disabled{background:#9ca3af1a}.status-icon{width:14px;height:14px}.status-completed .status-icon{color:#22c55e}.status-pending .status-icon{color:#f59e0b}.status-failed .status-icon{color:#ef4444}.status-disabled .status-icon{color:#9ca3af}.file-meta{color:var(--text-secondary);flex-wrap:wrap;gap:16px;margin-bottom:8px;font-size:.825rem;display:flex}.meta-item{position:relative}.meta-item:not(:last-child):after{content:"•";color:var(--text-tertiary);position:absolute;right:-10px}.file-description{color:var(--text-secondary);margin:8px 0 0;font-size:.875rem;line-height:1.4}.file-tags{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.file-tag{color:#4a9eff;background:#4a9eff1a;border:1px solid #4a9eff33;border-radius:6px;align-items:center;padding:4px 8px;font-size:.75rem;font-weight:500;display:inline-flex}[data-theme=dark] .file-tag{background:#4a9eff26;border-color:#4a9eff4d}.tag-icon{width:12px;height:12px;margin-right:4px}.file-actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.file-action-btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;transition:all .2s;display:flex}.retry-btn{color:#f59e0b;background:#f59e0b1a}.retry-btn:hover{background:#f59e0b33;transform:scale(1.05)}.delete-btn{color:#ef4444;background:#ef44441a}.delete-btn:hover{background:#ef444433;transform:scale(1.05)}.action-icon{width:16px;height:16px}.pagination{justify-content:center;align-items:center;gap:16px;margin-top:24px;display:flex}.pagination-btn{border:1px solid var(--border-color);background:var(--bg-primary);color:var(--text-primary);cursor:pointer;border-radius:8px;padding:10px 16px;font-size:.9rem;transition:all .2s}[data-theme=dark] .pagination-btn{background:#ffffff08;border-color:#ffffff1a}.pagination-btn:hover:not(:disabled){background:#4a9eff0d;border-color:#4a9eff}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.pagination-info{color:var(--text-secondary);font-size:.9rem;font-weight:500}.selected-files-container{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:.5rem;margin-bottom:1.5rem;padding:1rem}.selected-files-header{justify-content:space-between;align-items:center;margin-bottom:.75rem;display:flex}.selected-files-title{color:var(--text-primary);margin:0;font-size:.875rem;font-weight:600}.selected-files-clear-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.25rem;padding:.25rem .5rem;font-size:.75rem;transition:color .2s}.selected-files-clear-btn:hover{color:var(--text-primary)}.selected-files-list{max-height:120px;overflow-y:auto}.selected-file-item{background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:.25rem;justify-content:space-between;align-items:center;margin-bottom:.5rem;padding:.5rem;display:flex}.selected-file-info{flex:1}.selected-file-name{color:var(--text-primary);margin-bottom:.25rem;font-size:.875rem;font-weight:500}.selected-file-meta{color:var(--text-secondary);font-size:.75rem}.selected-file-remove-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.25rem;padding:.25rem;transition:color .2s}.selected-file-remove-btn:hover{color:var(--text-primary)}.selected-files-tip{background-color:var(--bg-primary);color:var(--text-secondary);border-radius:.25rem;margin-top:.75rem;padding:.5rem;font-size:.75rem;line-height:1.4}.file-list .file-item.selected{background-color:var(--accent-color,#3b82f6);color:#fff;border:2px solid var(--accent-color,#3b82f6)}.mode-selector-container{justify-content:center;margin-bottom:.75rem;padding:0 1rem;display:flex}@media (max-width:768px){.mode-selector-container{margin-bottom:.5rem;padding:0 .75rem}}@media (max-width:480px){.mode-selector-container{padding:0 .5rem}.mode-button{min-width:100px;padding:.4rem .6rem;font-size:.8rem}.mode-dropdown{font-size:.85rem}.mode-option{padding:.6rem}.mode-option-name{font-size:.8rem}.mode-option-description{font-size:.7rem}}.mode-dropdown.drop-up{margin-top:0;margin-bottom:.25rem;animation:.2s ease-out dropdownSlideUp;top:auto;bottom:100%}@keyframes dropdownSlideUp{0%{opacity:0;transform:translate(-50%)translateY(8px)}to{opacity:1;transform:translate(-50%)translateY(0)}}@media (max-width:390px){@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes dropdownSlideUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}}.step-by-step-section{border:1px solid var(--border-color);border-left:3px solid var(--text-tertiary);background:var(--bg-secondary);word-wrap:break-word;overflow-wrap:break-word;letter-spacing:.005em;border-radius:.625rem;max-width:100%;margin:1rem 0;font-size:.9rem;line-height:1.6;overflow:hidden;box-shadow:0 1px 4px #00000008}[data-theme=dark] .step-by-step-section{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--text-tertiary);box-shadow:0 2px 6px #0003}.step-toggle{cursor:pointer;width:100%;color:var(--text-secondary);text-align:left;background:0 0;border:none;align-items:center;gap:.5rem;padding:.5rem .75rem;font-family:ui-monospace,Cascadia Code,Source Code Pro,Menlo,Consolas,DejaVu Sans Mono,monospace;font-size:.8rem;font-weight:500;transition:background-color .2s;display:flex}.step-toggle:hover{color:var(--text-primary);background:#00000008}[data-theme=dark] .step-toggle:hover{background:#ffffff08}.step-icon{opacity:.8;font-size:1rem}.step-label{text-align:left;flex:1;font-size:.85rem}.step-content{color:var(--text-secondary);border-top:1px solid #6c757d33;padding:0 1rem 1rem;font-size:.9rem;line-height:1.5;animation:.3s ease-out expandDown}.answer-section{border:1px solid var(--border-color);border-left:4px solid var(--brand-primary);background:var(--bg-secondary);overflow-wrap:break-word;word-break:break-word;letter-spacing:.01em;max-width:100%;color:var(--text-primary);border-radius:.875rem;margin:2rem 0;padding:1.75rem;font-size:1rem;line-height:1.7;position:relative;overflow-x:auto;box-shadow:0 4px 12px #0000000f}[data-theme=dark] .answer-section{border-color:var(--border-color);background:linear-gradient(135deg,var(--bg-secondary)0%,var(--bg-tertiary)100%);box-shadow:0 2px 8px #0003}.answer-section:before{content:"◆ ANSWER";background:var(--bg-primary);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;border:1px solid #0000001a;border-radius:4px;padding:.25rem .75rem;font-family:ui-monospace,Cascadia Code,Source Code Pro,Menlo,Consolas,DejaVu Sans Mono,monospace;font-size:.75rem;font-weight:600;position:absolute;top:-8px;left:1rem}[data-theme=dark] .answer-section:before{border-color:#ffffff1a}.answer-section h1,.answer-section h2,.answer-section h3,.answer-section h4,.answer-section h5,.answer-section h6{color:var(--text-primary);margin-top:0;font-weight:600}.answer-section p{color:var(--text-primary);margin:1rem 0;font-size:1.05rem;font-weight:400;line-height:1.7}.answer-section p:first-child{margin-top:0}.answer-section p:last-child{margin-bottom:0}.answer-section strong{color:var(--text-primary);font-weight:600}.answer-section ul,.answer-section ol{margin:1rem 0;padding-left:1.5rem}.answer-section li{margin:.5rem 0;line-height:1.6}.agent-initialization{letter-spacing:.015em;background:#00000008;border:1px solid #00000014;border-radius:6px;align-items:center;gap:.5rem;margin:1rem 0;padding:.75rem 1rem;font-size:.9rem;font-weight:400;display:flex;position:relative;color:#000000b3!important}[data-theme=dark] .agent-initialization{background:#ffffff0a;border:1px solid #ffffff1a;color:#ffffffb3!important}.agent-initialization strong{color:inherit;font-weight:500}.agent-initialization:before{content:"";background:linear-gradient(#0000001a,#0000000d);border-radius:3px 0 0 3px;width:3px;position:absolute;top:0;bottom:0;left:0}[data-theme=dark] .agent-initialization:before{background:linear-gradient(#ffffff26,#ffffff14)}.trial-mode-selector-container{justify-content:center;margin-bottom:1rem;padding:0 1rem;display:flex}@media (max-width:768px){.trial-mode-selector-container{margin-bottom:.75rem;padding:0 .75rem}}@media (max-width:480px){.trial-mode-selector-container{margin-bottom:.5rem;padding:0 .5rem}}.mode-dropdown{width:280px;z-index:var(--z-dropdown);left:50%;right:auto;transform:translate(-50%)}.mode-dropdown.drop-up{z-index:var(--z-dropdown);transform:translate(-50%)}.input-mode-selector{justify-content:center;margin-bottom:.5rem;display:flex;position:relative}@media (max-width:768px){.mode-dropdown{width:calc(100vw - 32px);max-width:280px;z-index:calc(var(--z-dropdown) + 50);left:16px;right:16px;transform:none}}@media (max-width:480px){.mode-dropdown{width:calc(100vw - 24px);max-width:260px;z-index:calc(var(--z-dropdown) + 50);left:12px;right:12px;transform:none}}.mode-dropdown.mobile-positioning{width:calc(100vw - 32px)!important;max-width:280px!important;z-index:calc(var(--z-dropdown) + 50)!important;left:16px!important;right:16px!important;transform:none!important}@media (max-width:768px){.message-text.assistant-enhanced{padding:16px 18px}.reasoning-section,.step-by-step-section,.answer-section{margin:.75rem 0}.reasoning-content,.step-content{padding:0 .75rem .75rem}.answer-section{margin:1rem 0;padding:1rem}.tool-action{margin:.375rem 0;padding:.375rem .625rem;font-size:.8rem}.reasoning-content pre,.step-content pre,.answer-section pre,.content-section pre,.tool-action pre{border-radius:.25rem;padding:.75rem;font-size:.75rem}.reasoning-toggle,.step-toggle{padding:.875rem 1rem;font-size:.875rem}.reasoning-icon,.step-icon{font-size:1rem}}@media (max-width:480px){.message-text.assistant-enhanced{padding:14px 16px}.reasoning-section,.step-by-step-section,.answer-section{margin:.5rem 0}.reasoning-content,.step-content{padding:0 .5rem .5rem}.answer-section{padding:.75rem}.tool-action{padding:.25rem .5rem;font-size:.75rem}.reasoning-content pre,.step-content pre,.answer-section pre,.content-section pre,.tool-action pre{padding:.5rem;font-size:.7rem}.reasoning-toggle,.step-toggle{padding:.75rem;font-size:.8rem}}.mode-dropdown.drop-right{max-width:calc(100vw - 32px);left:0;right:auto;transform:none}@media (min-width:769px){.mode-dropdown.drop-right{max-width:calc(100vw - 48px);left:8px}.mode-dropdown.drop-right.sidebar-open{max-width:calc(100vw - 64px);left:16px}}.mode-dropdown.sidebar-open,.mode-selector.has-sidebar-open{z-index:calc(var(--z-dropdown) + 50)!important}.mode-dropdown.sidebar-open{z-index:calc(var(--z-dropdown) + 50)!important;margin-left:16px!important;left:0!important;right:auto!important;transform:none!important}@media (max-width:768px){.mode-dropdown.sidebar-open{width:calc(100vw - 300px)!important;max-width:260px!important;margin-left:0!important;left:8px!important}}.mode-dropdown.sidebar-open.drop-up{max-height:calc(100vh - 60px);overflow-y:auto;margin-top:0!important;margin-bottom:8px!important;top:auto!important;bottom:100%!important}.mode-dropdown{max-height:calc(100vh - 40px);overflow-y:auto}.mode-dropdown:not(.drop-up){max-height:calc(100vh - var(--dropdown-top,40px))}@media (max-width:768px){.mode-dropdown.sidebar-open{max-height:calc(100vh - 80px)!important}.mode-dropdown.sidebar-open.drop-up{max-height:calc(100vh - 120px)!important}}@media (max-width:390px){.mode-dropdown{width:auto;max-width:none;z-index:calc(var(--z-dropdown) + 50);left:12px;right:12px;transform:none}.mode-dropdown.drop-up{transform:none}}@media (max-width:320px){.mode-dropdown{z-index:calc(var(--z-dropdown) + 50);left:8px;right:8px}}.mode-button{border-radius:20px!important;min-width:100px!important;padding:.4rem 1rem!important;font-size:.8rem!important}.mode-dropdown{border-radius:12px!important;margin-top:.4rem!important}.mode-dropdown.drop-up{margin-top:0!important;margin-bottom:.4rem!important}@media (max-width:480px){.mode-button{min-width:85px!important;padding:.35rem .8rem!important;font-size:.75rem!important}}.agent-loading-indicator{background:linear-gradient(90deg,var(--text-secondary)0%,var(--brand-primary)50%,var(--text-secondary)100%);-webkit-text-fill-color:transparent;background-size:200% 100%;-webkit-background-clip:text;background-clip:text;margin-left:.5rem;font-size:.9em;font-weight:500;animation:2s ease-in-out infinite shimmer}.agent-thinking{background:linear-gradient(90deg,var(--text-secondary)0%,var(--brand-primary)50%,var(--text-secondary)100%);-webkit-text-fill-color:transparent;background-size:200% 100%;-webkit-background-clip:text;background-clip:text;font-style:normal;font-weight:500;animation:2s ease-in-out infinite shimmer}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.reasoning-section-loading,.tool-action-loading{background:var(--bg-secondary);border:1px solid var(--border-color);border-left:3px solid var(--brand-primary);font-family:var(--font-secondary,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif);font-size:.9rem;font-weight:var(--font-weight-medium,500);letter-spacing:.01em;border-radius:.75rem;align-items:center;gap:.75rem;margin:.75rem 0;padding:.875rem 1.125rem;line-height:1.5;transition:all .3s cubic-bezier(.4,0,.2,1);animation:2.5s ease-in-out infinite loadingPulse;display:flex;box-shadow:0 2px 8px #0000000a}.reasoning-section-loading{opacity:.98;background:linear-gradient(135deg,var(--bg-secondary)0%,var(--bg-tertiary)100%)}.tool-action-loading{opacity:.95;font-size:.875rem}[data-theme=dark] .reasoning-section-loading,[data-theme=dark] .tool-action-loading{background:linear-gradient(135deg,var(--bg-secondary)0%,var(--bg-tertiary)100%);border-color:var(--border-color);border-left-color:var(--brand-primary);box-shadow:0 2px 12px #0003}.tool-action-loading.expandable-tool-loading{border-left-color:var(--brand-primary);background:linear-gradient(135deg,#4f46e51a,#6366f10d);border-left-width:3px}[data-theme=dark] .tool-action-loading.expandable-tool-loading{border-left-color:var(--brand-secondary);background:linear-gradient(135deg,#4f46e526,#6366f114)}.section-icon{text-align:center;opacity:.9;min-width:1.3rem;font-size:1.15rem;animation:2s ease-in-out infinite iconPulse}.section-title{color:var(--text-primary);font-weight:var(--font-weight-medium,500);letter-spacing:.015em;flex:1;font-size:.9rem}.loading-dots{font-family:var(--font-code,"Monaco","Menlo",monospace);min-width:1.5rem;color:var(--brand-primary);opacity:.8;font-weight:600;display:inline-block}.loading-dots:after{content:"";animation:1.8s ease-in-out infinite loadingDots;display:inline-block}@keyframes loadingDots{0%,15%{content:""}30%{content:"."}50%{content:".."}70%,to{content:"..."}}@keyframes iconPulse{0%,to{opacity:.9;transform:scale(1)}50%{opacity:1;transform:scale(1.05)}}@keyframes loadingPulse{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.02)}}@keyframes streamingCursor{0%,45%{opacity:1;transform:scaleY(1)}50%,95%{opacity:.4;transform:scaleY(.95)}to{opacity:1;transform:scaleY(1)}}.streaming-indicator{color:var(--brand-primary);font-weight:700;font-family:var(--font-code,monospace);vertical-align:middle;margin-left:.25rem;font-size:1.1em;line-height:1;animation:1.2s ease-in-out infinite streamingCursor;display:inline-block}.reasoning-section-completed{border:1px solid var(--border-color);border-left:3px solid var(--brand-primary);background:var(--bg-secondary);letter-spacing:.01em;border-radius:.75rem;margin:1rem 0;font-size:.925rem;line-height:1.6;animation:.4s cubic-bezier(.4,0,.2,1) slideInFromTop;overflow:hidden;box-shadow:0 2px 8px #0000000a}.tool-action-completed{background:var(--bg-secondary);border:1px solid var(--border-color);border-left:3px solid var(--text-tertiary);opacity:.95;color:var(--text-secondary);font-size:.875rem;line-height:1.5;font-weight:var(--font-weight-normal,400);letter-spacing:.005em;border-radius:.5rem;margin:.625rem 0;padding:.75rem 1rem;animation:.35s cubic-bezier(.4,0,.2,1) slideInFromLeft}[data-theme=dark] .reasoning-section-completed{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--brand-primary);box-shadow:0 2px 12px #0003}[data-theme=dark] .tool-action-completed{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--text-tertiary)}.tool-action-expandable-completed{border:1px solid var(--border-color);border-left:3px solid var(--brand-primary);background:var(--bg-secondary);word-wrap:break-word;overflow-wrap:break-word;border-radius:.625rem;max-width:100%;margin:.75rem 0;font-size:.9rem;line-height:1.55;animation:.35s cubic-bezier(.4,0,.2,1) slideInFromLeft;overflow:hidden;box-shadow:0 1px 4px #0000000a}[data-theme=dark] .tool-action-expandable-completed{background:var(--bg-secondary);border-color:var(--border-color);border-left-color:var(--brand-primary);box-shadow:0 2px 8px #0000004d}@keyframes slideInFromTop{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInFromLeft{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.tool-action-expandable{word-wrap:break-word;overflow-wrap:break-word;background:#6c757d0d;border:1px solid #6c757d33;border-radius:6px;max-width:100%;margin:.75rem 0;overflow:hidden}[data-theme=dark] .tool-action-expandable{background:#6c757d14;border-color:#6c757d4d}.tool-action-toggle{text-align:left;cursor:pointer;width:100%;color:var(--text-secondary);background:0 0;border:none;align-items:center;gap:.5rem;padding:.6rem .75rem;font-size:.85rem;font-weight:500;transition:background-color .2s;display:flex}.tool-action-toggle:hover{background:#6c757d1a}[data-theme=dark] .tool-action-toggle:hover{background:#6c757d26}.tool-icon{text-align:center;min-width:1.1rem;font-size:1rem}.tool-label{text-align:left;color:var(--text-primary);flex:1}.tool-action-content{overflow-wrap:break-word;border-top:1px solid #6c757d26;padding:0 .75rem .75rem;animation:.3s ease-out expandDown;overflow-x:auto}[data-theme=dark] .tool-action-content{border-top-color:#6c757d33}.tool-action-content pre,.tool-action-content code{word-break:break-all;white-space:pre-wrap;max-width:100%;font-size:.8rem;overflow-x:auto}.tool-action-content p{margin:.5rem 0;font-size:.85rem;line-height:1.4}.tool-action-content p:first-child{margin-top:0}.tool-action-content p:last-child{margin-bottom:0}.code-loading{color:var(--text-tertiary);opacity:.6;font-style:italic;animation:2s ease-in-out infinite fade}.agent-reasoning-content{background:#805ad50d;border-left:3px solid #805ad54d;border-radius:0 .25rem .25rem 0;margin:.5rem 0;padding-left:.75rem}[data-theme=dark] .agent-reasoning-content{background:#805ad51a;border-left-color:#805ad566}.agent-tool-content{opacity:.9;background:#3b82f60d;border-left:3px solid #3b82f64d;border-radius:0 .25rem .25rem 0;margin:.25rem 0;padding-left:.75rem;font-size:.95em}[data-theme=dark] .agent-tool-content{background:#3b82f61a;border-left-color:#3b82f666}.agent-step-content{background:#10b9810d;border-left:3px solid #10b9814d;border-radius:0 .25rem .25rem 0;margin:.25rem 0;padding-left:.75rem}[data-theme=dark] .agent-step-content{background:#10b9811a;border-left-color:#10b98166}.hint-content{justify-content:space-between;align-items:center;gap:1rem;width:100%;display:flex}.signin-hint-btn{background:var(--accent-color);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:.75rem;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.signin-hint-btn:hover{background:var(--accent-hover);transform:translateY(-1px)}.trial-title-row{justify-content:center;align-items:center;gap:.75rem;margin-bottom:.5rem;display:flex}.freemium-trial .returning-hero{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;margin-bottom:2rem;display:flex}.freemium-trial .streaming-welcome-text{flex-direction:column;justify-content:center;align-items:center;min-height:4rem;margin-bottom:1rem;display:flex}.freemium-trial .welcome-subtitle{color:var(--text-secondary);text-align:center;margin:0;font-size:1.125rem;font-weight:500;line-height:1.5}.freemium-trial .streaming-cursor{color:var(--accent-color);animation:1s infinite blink}.freemium-trial .trial-header{text-align:center;margin-bottom:2rem}.freemium-trial .trial-title-row{justify-content:center;margin-bottom:.75rem}.freemium-trial .trial-tagline{color:var(--text-secondary);margin-bottom:0;font-size:1rem;font-weight:500}.trial-signin-section{flex-direction:column;align-items:center;gap:1rem;margin-top:1rem;padding:1rem;display:flex}.trial-usage-text{color:var(--text-secondary);opacity:.8;text-align:center;font-size:.875rem}.trial-signin-btn{color:var(--text-secondary);cursor:pointer;opacity:.8;background:0 0;border:none;border-radius:.5rem;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.trial-signin-btn:hover{color:var(--accent-color);opacity:1;background:#4a9eff1a;transform:none}.freemium-chat-layout{flex-direction:column;width:100%;height:100vh;display:flex;position:relative}.floating-title{z-index:10;position:absolute;top:2rem;left:50%;transform:translate(-50%)}.chat-title{letter-spacing:-.04em;background:linear-gradient(135deg,var(--text-primary)0%,var(--accent-color)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:3.5rem;font-weight:800;line-height:.9}.messages-area{flex:1;padding:8rem 2rem 2rem;overflow-y:auto}.trial-messages{max-width:800px;margin:0 auto}.message-content{margin-bottom:.25rem}.message-time{opacity:.6;font-size:.75rem}.chat-bottom-section{z-index:100;width:calc(100% - 2rem);max-width:800px;position:fixed;bottom:2rem;left:50%;transform:translate(-50%)}.usage-text-above{text-align:center;margin-bottom:.75rem}@keyframes fade{0%,to{opacity:.6}50%{opacity:.3}}.freemium-document-view{background:var(--bg-primary);flex-direction:column;max-width:800px;min-height:100vh;margin:0 auto;padding:2rem;display:flex}.document-header{border-bottom:1px solid var(--border-color);margin-bottom:2rem;padding-bottom:1rem}.document-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.75rem;font-weight:600;line-height:1.3}.document-meta{color:var(--text-secondary);align-items:center;gap:.5rem;font-size:.875rem;display:flex}.document-content{flex:1}.markdown-content{line-height:var(--line-height-message,1.7);color:var(--text-primary);font-size:var(--font-size-base,1rem);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-feature-settings:"kern" 1,"liga" 1,"calt" 1;letter-spacing:.01em;word-spacing:.05em}.markdown-content h1,.markdown-content h2,.markdown-content h3,.markdown-content h4,.markdown-content h5,.markdown-content h6{color:var(--text-primary);font-weight:var(--font-weight-semibold,600);line-height:var(--line-height-heading,1.3);letter-spacing:var(--letter-spacing-tight,-.015em);text-rendering:optimizeLegibility;margin-top:2rem;margin-bottom:1rem}.markdown-content h1{font-size:2.25rem;font-weight:var(--font-weight-bold,700);margin-top:2.5rem}.markdown-content h2{margin-top:2.25rem;font-size:1.875rem}.markdown-content h3{font-size:1.5rem}.markdown-content h4{font-size:1.25rem;font-weight:var(--font-weight-medium,500)}.markdown-content h5{font-size:1.125rem;font-weight:var(--font-weight-medium,500)}.markdown-content h6{font-size:1rem;font-weight:var(--font-weight-medium,500);text-transform:uppercase;letter-spacing:.05em}.markdown-content p{margin-bottom:1rem}.markdown-content ul,.markdown-content ol{line-height:var(--line-height-message,1.7);margin:1rem 0;padding-left:1.75rem}.markdown-content li{margin:.5rem 0;padding-left:.25rem;line-height:1.6}.markdown-content li>p,.markdown-content ul ul,.markdown-content ol ol,.markdown-content ul ol,.markdown-content ol ul{margin:.25rem 0}.markdown-content code{background:var(--code-bg,var(--bg-secondary));color:var(--code-text);font-size:.9em;font-weight:500;font-family:var(--font-code,"SF Mono","Monaco","Consolas",monospace);letter-spacing:-.01em;border:1px solid var(--border-color);border-radius:.375rem;padding:.2em .4em}.markdown-content pre{background:var(--code-bg,var(--bg-secondary));border:1px solid var(--border-color);font-family:var(--font-code,"SF Mono","Monaco","Consolas",monospace);-moz-tab-size:2;-o-tab-size:2;tab-size:2;-webkit-font-smoothing:subpixel-antialiased;-moz-osx-font-smoothing:auto;border-radius:.75rem;margin:1.5rem 0;padding:1.25rem;line-height:1.6;overflow-x:auto;box-shadow:0 2px 8px #0000000d}.markdown-content pre code{background:0 0;border:none;padding:0;font-weight:400}.markdown-content a{color:var(--brand-primary,var(--accent-color));font-weight:var(--font-weight-medium,500);border-bottom:1px solid #0000;text-decoration:none;transition:color .2s,border-bottom .2s}.markdown-content a:hover{color:var(--brand-secondary,var(--accent-hover));border-bottom-color:var(--brand-primary,var(--accent-color))}.markdown-content blockquote{border-left:4px solid var(--brand-primary,var(--accent-color));color:var(--text-secondary);background:var(--bg-secondary);border-radius:0 .5rem .5rem 0;margin:1.5rem 0;padding:.75rem 0 .75rem 1.25rem;font-size:1.05rem;font-style:italic;line-height:1.7}.markdown-content blockquote p{margin:.5rem 0}.markdown-content blockquote p:first-child{margin-top:0}.markdown-content blockquote p:last-child{margin-bottom:0}.markdown-content table{border-collapse:collapse;border:1px solid var(--border-color);border-radius:.5rem;width:100%;margin:1.5rem 0;font-size:.95rem;line-height:1.5;display:block;overflow-x:auto}.markdown-content table th,.markdown-content table td{text-align:left;border-bottom:1px solid var(--border-color);padding:.75rem 1rem}.markdown-content table th{background:var(--bg-secondary);font-weight:var(--font-weight-semibold,600);color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em;font-size:.85rem}.markdown-content table tr:last-child td{border-bottom:none}.markdown-content table tr:hover{background:var(--bg-secondary)}.markdown-content table code{font-size:.85em}.markdown-content hr{background:linear-gradient(90deg,transparent,var(--border-color),transparent);border:none;height:2px;margin:2rem 0}.streaming-placeholder{justify-content:center;align-items:center;padding:2rem;display:flex}.streaming-placeholder .typing-indicator{color:var(--text-secondary);align-items:center;gap:.5rem;font-style:italic;display:flex}@media (max-width:768px){.freemium-document-view{padding:1rem}.document-title{font-size:1.5rem}}.inline-url-link{color:var(--accent-color);text-underline-offset:2px;word-break:break-all;-webkit-text-decoration:underline #4f46e566;text-decoration:underline #4f46e566;transition:all .2s}.inline-url-link:hover{color:var(--accent-color-hover,#6366f1);text-decoration-color:var(--accent-color);background-color:#4f46e51a;border-radius:2px;padding:1px 2px}.clickable-url{color:var(--accent-color);font-weight:500;text-decoration:none;transition:all .2s}.clickable-url:hover{color:var(--accent-color-hover,#6366f1);text-decoration:underline}@keyframes frnd_ripple{0%{opacity:1;transform:translate(-50%,-50%)scale(.5)}to{opacity:0;transform:translate(-50%,-50%)scale(8)}}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-content{syntax:"*";inherits:false;initial-value:""}.search-hero-welcome{display:flex;flex-direction:column;align-items:center;width:100%;padding:2rem 1.5rem;animation:fadeIn .4s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.search-hero-header{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:2rem;animation:slideDown .5s ease}.search-hero-header.large{margin-bottom:2.5rem}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.search-hero-logo{font-size:2.25rem;font-weight:700;margin-bottom:.5rem;color:var(--brand-primary);letter-spacing:-.03em;width:auto;display:inline-block}.search-hero-header.large .search-hero-logo{font-size:3rem;margin-bottom:.75rem}.search-hero-title{font-size:1.25rem;font-weight:600;margin-bottom:.375rem;color:var(--text-primary);letter-spacing:-.015em;width:100%}.search-hero-subtitle{font-size:.9375rem;font-weight:500;color:var(--text-secondary);max-width:500px;width:100%;letter-spacing:-.01em}.search-hero-input-container{width:100%;margin:0 auto 2rem;animation:scaleIn .4s ease .1s both}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.search-hero-input-wrapper{position:relative;display:flex;align-items:center;gap:.875rem;padding:.75rem 1.25rem;background:var(--bg-glassmorphic, rgba(255, 255, 255, .9));backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1.5px solid var(--border, rgba(0, 0, 0, .08));border-radius:14px;box-shadow:0 2px 8px -2px #00000014,0 1px 4px -1px #0000000f,inset 0 1px #fffffff2;transition:all .25s cubic-bezier(.4,0,.2,1)}.search-hero-input-wrapper:focus-within{border-color:var(--brand-primary);border-width:2px;padding:calc(.75rem - .5px) calc(1.25rem - .5px);box-shadow:0 8px 20px -4px rgba(var(--brand-primary-rgb, 32, 128, 141),.25),0 4px 12px -2px rgba(var(--brand-primary-rgb, 32, 128, 141),.15),inset 0 1px #fffffff2,0 0 0 3px rgba(var(--brand-primary-rgb, 32, 128, 141),.12);transform:translateY(-1px)}.search-hero-icon{flex-shrink:0;color:var(--text-secondary);transition:all .2s ease;display:flex;align-items:center;justify-content:center}.search-hero-input-wrapper:focus-within .search-hero-icon{color:var(--brand-primary);transform:scale(1.05)}.search-hero-input{flex:1;min-height:44px;max-height:120px;padding:.375rem 0;font-size:.9375rem;font-weight:500;line-height:1.5;color:var(--text-primary);background:transparent;border:none;outline:none;resize:none;overflow-y:auto;font-family:var(--font-primary);letter-spacing:-.01em}.search-hero-input::-moz-placeholder{color:var(--text-tertiary);font-weight:400;letter-spacing:0}.search-hero-input::placeholder{color:var(--text-tertiary);font-weight:400;letter-spacing:0}.search-hero-button{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,var(--brand-primary) 0%,var(--brand-secondary) 100%);color:#fff;border:none;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 8px -2px var(--accent-glow, rgba(32, 128, 141, .3))}.search-hero-button:hover:not(:disabled){transform:translateY(-2px) scale(1.02);box-shadow:0 6px 16px -4px var(--accent-glow, rgba(32, 128, 141, .4)),0 0 0 3px rgba(var(--brand-primary-rgb, 32, 128, 141),.1)}.search-hero-button:active:not(:disabled){transform:translateY(0) scale(.98);transition-duration:.1s}.search-hero-button:disabled{opacity:.5;cursor:not-allowed}.search-hero-examples{width:100%;margin:0 auto;animation:fadeInUp .5s ease .2s both}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.example-queries-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:.75rem;width:100%}.example-query-pill{display:flex;align-items:center;gap:.625rem;padding:.75rem 1.125rem;background:var(--bg-secondary);border:1.5px solid var(--border);border-radius:10px;color:var(--text-primary);font-size:.875rem;font-weight:500;text-align:left;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);animation:fadeInUp .4s ease both;letter-spacing:-.01em}.example-query-pill:nth-child(1){animation-delay:.25s}.example-query-pill:nth-child(2){animation-delay:.3s}.example-query-pill:nth-child(3){animation-delay:.35s}.example-query-pill:nth-child(4){animation-delay:.4s}.example-query-pill:hover:not(:disabled){background:var(--bg-tertiary);border-color:var(--brand-primary);border-width:2px;padding:calc(.75rem - .5px) calc(1.125rem - .5px);transform:translateY(-1px);box-shadow:0 4px 12px -2px var(--accent-glow, rgba(32, 128, 141, .2)),0 0 0 3px rgba(var(--brand-primary-rgb, 32, 128, 141),.08)}.example-query-pill:active:not(:disabled){transform:translateY(0);transition-duration:.1s}.example-query-pill:disabled{opacity:.5;cursor:not-allowed}.example-query-pill svg{flex-shrink:0;color:var(--brand-primary)}@media (max-width: 768px){.search-hero-welcome{padding:1.5rem 1rem}.search-hero-logo{font-size:2rem}.search-hero-header.large .search-hero-logo{font-size:2.5rem}.search-hero-title{font-size:1.25rem}.search-hero-subtitle,.search-hero-input{font-size:1rem}.example-queries-grid{grid-template-columns:1fr}}@media (prefers-color-scheme: dark){.search-hero-input-wrapper{background:var(--bg-secondary-dark, var(--bg-secondary))}}.pricing-page{background:var(--bg-secondary, #fafafa);padding:2rem 1.5rem;min-height:100%;display:flex;flex-direction:column}[data-theme=dark] .pricing-page{background:var(--bg-primary, #0a0a0a)}.pricing-container{max-width:1200px;margin:0 auto;width:100%;flex:1;display:flex;flex-direction:column}.pricing-header{text-align:center;margin-bottom:2.5rem;position:relative}.pricing-close{position:absolute;top:0;right:0;background:none;border:none;color:var(--text-secondary, #666);cursor:pointer;padding:.5rem;border-radius:.5rem;transition:all .2s}.pricing-close:hover{background:var(--bg-tertiary, #f0f0f0);color:var(--text-primary, #000)}[data-theme=dark] .pricing-close:hover{background:var(--bg-tertiary, #1a1a1a)}.pricing-title{font-size:2.5rem;font-weight:700;color:var(--text-primary, #000);margin-bottom:.75rem;letter-spacing:-.03em}.pricing-subtitle{font-size:1.125rem;color:var(--text-secondary, #666);max-width:600px;margin:0 auto}.pricing-error{background:#fee;border:1px solid #fcc;border-radius:.5rem;padding:1rem;margin-bottom:2rem;text-align:center}.pricing-error p{color:#c00;margin:0;font-weight:500}.pricing-tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin-bottom:2rem}.pricing-tier{background:var(--bg-primary, #fff);border:1px solid var(--border-color, #e5e5e5);border-radius:.75rem;padding:2rem;position:relative;transition:all .2s}.pricing-tier:hover{border-color:var(--text-primary, #000);box-shadow:0 4px 12px #00000014}[data-theme=dark] .pricing-tier:hover{box-shadow:0 4px 12px #ffffff14}.pricing-tier-popular{border-color:var(--accent-color, #000);box-shadow:0 4px 20px #0000001a;transform:scale(1.02)}[data-theme=dark] .pricing-tier-popular{box-shadow:0 4px 20px #ffffff1a}.pricing-tier-current{border-color:#22c55e}.pricing-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--text-primary, #000);color:var(--bg-primary, #fff);padding:.375rem 1rem;border-radius:9999px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}[data-theme=dark] .pricing-badge{background:var(--bg-primary, #fff);color:var(--text-primary, #000)}.pricing-badge-current{background:#22c55e;color:#fff}.pricing-tier-content{display:flex;flex-direction:column;height:100%}.pricing-tier-header{margin-bottom:1.5rem}.pricing-tier-name{font-size:1.5rem;font-weight:700;color:var(--text-primary, #000);margin-bottom:.5rem}.pricing-tier-description{font-size:.9375rem;color:var(--text-secondary, #666);margin:0}.pricing-tier-price{margin-bottom:2rem;display:flex;align-items:baseline;gap:.25rem}.pricing-price-amount{font-size:3rem;font-weight:700;color:var(--text-primary, #000);letter-spacing:-.02em}.pricing-price-period{font-size:1rem;color:var(--text-secondary, #666)}.pricing-features{list-style:none;padding:0;margin:0 0 2rem;flex:1}.pricing-feature{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:1rem;font-size:.9375rem;color:var(--text-primary, #333)}.pricing-feature-icon{color:#22c55e;flex-shrink:0;margin-top:.125rem}.pricing-button{width:100%;padding:.875rem 1.5rem;border-radius:.5rem;font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s;border:2px solid transparent}.pricing-button:disabled{opacity:.5;cursor:not-allowed}.pricing-button-primary{background:var(--text-primary, #000);color:var(--bg-primary, #fff);border-color:var(--text-primary, #000)}.pricing-button-primary:hover:not(:disabled){background:var(--text-secondary, #1a1a1a);transform:translateY(-1px);box-shadow:0 4px 12px #00000026}[data-theme=dark] .pricing-button-primary{background:var(--bg-primary, #fff);color:var(--text-primary, #000);border-color:var(--bg-primary, #fff)}.pricing-button-secondary{background:var(--bg-primary, #fff);color:var(--text-primary, #000);border-color:var(--border-color, #e5e5e5)}.pricing-button-secondary:hover:not(:disabled){border-color:var(--text-primary, #000);transform:translateY(-1px)}[data-theme=dark] .pricing-button-secondary:hover:not(:disabled){border-color:var(--bg-primary, #fff)}.pricing-button-current{background:#f0fdf4;color:#22c55e;border-color:#22c55e;cursor:not-allowed}[data-theme=dark] .pricing-button-current{background:#052e16;color:#22c55e}.pricing-button-disabled{background:var(--bg-secondary, #f5f5f5);color:var(--text-tertiary, #999);border-color:var(--border-color, #e5e5e5);cursor:not-allowed}.pricing-button-loading{display:flex;align-items:center;justify-content:center;gap:.5rem}.pricing-spinner{width:1rem;height:1rem;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pricing-footer{text-align:center;color:var(--text-secondary, #666);font-size:.875rem}.pricing-footer p{margin:.5rem 0}@media (max-width: 768px){.pricing-page{padding:1.5rem 1rem}.pricing-header{margin-bottom:2rem}.pricing-title{font-size:1.875rem}.pricing-subtitle{font-size:1rem}.pricing-tiers{grid-template-columns:1fr;gap:1.25rem}.pricing-tier{padding:1.5rem}.pricing-tier-popular{transform:none}.pricing-price-amount{font-size:2.5rem}}@media (max-width: 640px){.pricing-page{padding:1.25rem .875rem}.pricing-header{margin-bottom:1.75rem}.pricing-title{font-size:1.625rem}.pricing-subtitle{font-size:.9375rem}.pricing-tier{padding:1.25rem}.pricing-tier-header{margin-bottom:1.25rem}.pricing-tier-price{margin-bottom:1.5rem}.pricing-price-amount{font-size:2.25rem}.pricing-features{margin-bottom:1.5rem}.pricing-button{padding:.75rem 1.25rem;font-size:.9375rem}}@media (max-width: 480px){.pricing-page{padding:1rem .75rem}.pricing-close{top:.5rem;right:.5rem}.pricing-header{margin-bottom:1.5rem}.pricing-title{font-size:1.5rem}.pricing-subtitle{font-size:.875rem}.pricing-tiers{gap:1rem}.pricing-tier{padding:1rem}.pricing-tier-name{font-size:1.25rem}.pricing-tier-description{font-size:.875rem}.pricing-price-amount{font-size:2rem}.pricing-price-period{font-size:.875rem}.pricing-feature{font-size:.875rem;margin-bottom:.75rem}}.subscription-modal-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:9999;padding:1.5rem;animation:fadeIn .2s ease-out}.subscription-modal{background:var(--bg-primary, #ffffff);border-radius:1rem;box-shadow:0 20px 40px #00000026,0 0 0 1px var(--border-color, #e5e5e5);max-width:480px;width:100%;max-height:90vh;overflow:hidden;animation:slideUp .3s ease-out;position:relative;display:flex;flex-direction:column}[data-theme=dark] .subscription-modal{background:var(--bg-secondary, #1a1a1a);box-shadow:0 20px 40px #00000080,0 0 0 1px #ffffff1a}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.subscription-modal-header{background:var(--bg-primary, #ffffff);border-bottom:1px solid var(--border-color, #e5e5e5);color:var(--text-primary, #000);padding:1.25rem 1.5rem;position:relative;flex-shrink:0}[data-theme=dark] .subscription-modal-header{background:var(--bg-secondary, #1a1a1a);border-bottom-color:#ffffff1a;color:var(--text-primary, #fff)}.subscription-modal-header-content{display:flex;align-items:center;justify-content:space-between}.subscription-modal-header-info{display:flex;align-items:center;gap:.75rem}.subscription-modal-header-icon{padding:.5rem;background:var(--bg-secondary, #fafafa);border:1px solid var(--border-color, #e5e5e5);border-radius:.5rem;color:var(--text-primary, #000);display:flex;align-items:center;justify-content:center}.subscription-modal-header-icon svg{color:var(--text-primary, #000)}[data-theme=dark] .subscription-modal-header-icon{background:var(--bg-tertiary, #2a2a2a);border-color:#ffffff1a;color:var(--text-primary, #fff)}[data-theme=dark] .subscription-modal-header-icon svg{color:var(--text-primary, #fff)}.subscription-modal-header-title{font-size:1.25rem;font-weight:700;margin:0;letter-spacing:-.025em;color:var(--text-primary, #000)}[data-theme=dark] .subscription-modal-header-title{color:var(--text-primary, #fff)}.subscription-modal-header-subtitle{font-size:.875rem;margin:.25rem 0 0;color:var(--text-secondary, #666)}.subscription-modal-close-btn{background:transparent;border:1px solid var(--border-color, #e5e5e5);border-radius:.5rem;padding:.5rem;color:var(--text-secondary, #666);cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.subscription-modal-close-btn svg{color:var(--text-secondary, #666)}.subscription-modal-close-btn:hover{background:var(--bg-secondary, #fafafa);color:var(--text-primary, #000);border-color:var(--text-primary, #000)}.subscription-modal-close-btn:hover svg{color:var(--text-primary, #000)}[data-theme=dark] .subscription-modal-close-btn:hover{background:var(--bg-tertiary, #2a2a2a);color:var(--text-primary, #fff)}[data-theme=dark] .subscription-modal-close-btn:hover svg{color:var(--text-primary, #fff)}.subscription-modal-content{padding:1.5rem;overflow-y:auto;flex:1;min-height:0}.subscription-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 0;gap:.75rem}.subscription-loading-spinner{width:2rem;height:2rem;color:var(--text-primary, #000);animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.subscription-loading-text{color:var(--text-secondary, #666);font-weight:500}.subscription-error{background:#fee;border:1px solid #fcc;color:#c00;border-radius:.5rem;padding:1rem;margin-bottom:1rem}[data-theme=dark] .subscription-error{background:#2a0000;border-color:#c00}.subscription-error-content{display:flex;align-items:flex-start;gap:.75rem}.subscription-error-icon{width:1.25rem;height:1.25rem;color:#c00;margin-top:.125rem;flex-shrink:0}.subscription-error-message{color:#c00;font-weight:500;margin-bottom:.5rem}.subscription-modal-error-btn{background:#c00;border:none;border-radius:.375rem;padding:.5rem 1rem;color:#fff;font-weight:500;cursor:pointer;transition:all .2s ease;font-size:.875rem}.subscription-modal-error-btn:hover{background:#a00}.subscription-plan-card{background:var(--bg-primary, #fff);border:2px solid var(--border-color, #e5e5e5);border-radius:.75rem;padding:1.25rem;margin-bottom:1rem;position:relative;transition:all .2s ease}[data-theme=dark] .subscription-plan-card{background:var(--bg-tertiary, #2a2a2a);border-color:#ffffff1a}.subscription-plan-card:hover{border-color:var(--text-primary, #000);box-shadow:0 4px 12px #00000014}[data-theme=dark] .subscription-plan-card:hover{border-color:var(--text-primary, #fff);box-shadow:0 4px 12px #ffffff14}.subscription-plan-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.subscription-plan-info{display:flex;align-items:center;gap:.75rem}.subscription-plan-icon{padding:.5rem;background:var(--bg-secondary, #fafafa);border:1px solid var(--border-color, #e5e5e5);border-radius:.5rem;color:var(--text-primary, #000);display:flex;align-items:center;justify-content:center}.subscription-plan-icon svg{color:var(--text-primary, #000)}[data-theme=dark] .subscription-plan-icon{background:var(--bg-primary, #1a1a1a);border-color:#ffffff1a;color:var(--text-primary, #fff)}[data-theme=dark] .subscription-plan-icon svg{color:var(--text-primary, #fff)}.subscription-plan-title{font-size:1.125rem;font-weight:700;text-transform:capitalize;margin:0;letter-spacing:-.015em;color:var(--text-primary, #000)}[data-theme=dark] .subscription-plan-title{color:var(--text-primary, #fff)}.subscription-plan-price{color:var(--text-secondary, #666);margin:.25rem 0 0;font-size:.875rem}.subscription-plan-status{display:flex;align-items:center;gap:.5rem;background:#f0fdf4;color:#22c55e;padding:.375rem .875rem;border-radius:2rem;font-weight:600;font-size:.875rem;text-transform:capitalize;border:1px solid #22c55e}[data-theme=dark] .subscription-plan-status{background:#052e16}.subscription-plan-details{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.subscription-plan-detail-card{background:var(--bg-secondary, #fafafa);border:1px solid var(--border-color, #e5e5e5);border-radius:.5rem;padding:.875rem;transition:all .2s ease}[data-theme=dark] .subscription-plan-detail-card{background:var(--bg-primary, #1a1a1a);border-color:#ffffff1a}.subscription-plan-detail-card:hover{border-color:var(--text-primary, #000);transform:translateY(-1px)}[data-theme=dark] .subscription-plan-detail-card:hover{border-color:var(--text-primary, #fff)}.subscription-plan-detail-title{font-weight:600;margin-bottom:.5rem;display:flex;align-items:center;gap:.375rem;font-size:.8125rem;color:var(--text-secondary, #666);text-transform:uppercase;letter-spacing:.05em}.subscription-plan-detail-value{font-size:1rem;font-weight:700;margin:0;color:var(--text-primary, #000)}[data-theme=dark] .subscription-plan-detail-value{color:var(--text-primary, #fff)}.subscription-plan-model-list{display:flex;flex-direction:column;gap:.25rem;font-size:.8125rem;color:var(--text-primary, #000)}[data-theme=dark] .subscription-plan-model-list{color:var(--text-primary, #fff)}.subscription-action-buttons{display:flex;gap:.75rem;margin-bottom:1rem}.subscription-modal-button{padding:.875rem 1.5rem;border-radius:.5rem;font-weight:600;font-size:.9375rem;cursor:pointer;transition:all .2s ease;border:2px solid transparent;display:flex;align-items:center;justify-content:center;gap:.5rem}.subscription-modal-button svg{flex-shrink:0}.subscription-modal-button:disabled{opacity:.5;cursor:not-allowed}.subscription-modal-button.primary{background:var(--text-primary, #000);color:var(--bg-primary, #fff);border-color:var(--text-primary, #000)}[data-theme=dark] .subscription-modal-button.primary{background:var(--bg-primary, #fff);color:var(--text-primary, #000);border-color:var(--bg-primary, #fff)}.subscription-modal-button.primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.subscription-modal-button.danger{background:#dc2626;color:#fff;border-color:#dc2626}.subscription-modal-button.danger:hover:not(:disabled){background:#b91c1c;transform:translateY(-1px);box-shadow:0 4px 12px #dc26264d}.subscription-modal-button:not(.primary):not(.danger){background:var(--bg-primary, #fff);color:var(--text-primary, #000);border-color:var(--border-color, #e5e5e5)}[data-theme=dark] .subscription-modal-button:not(.primary):not(.danger){background:var(--bg-tertiary, #2a2a2a);color:var(--text-primary, #fff);border-color:#ffffff1a}.subscription-modal-button:not(.primary):not(.danger):hover:not(:disabled){border-color:var(--text-primary, #000);transform:translateY(-1px)}[data-theme=dark] .subscription-modal-button:not(.primary):not(.danger):hover:not(:disabled){border-color:var(--text-primary, #fff)}.subscription-billing-portal{background:var(--bg-secondary, #fafafa);border-radius:.75rem;padding:1rem;border:1px solid var(--border-color, #e5e5e5);transition:all .2s ease}[data-theme=dark] .subscription-billing-portal{background:var(--bg-tertiary, #2a2a2a);border-color:#ffffff1a}.subscription-billing-portal:hover{border-color:var(--text-primary, #000);box-shadow:0 4px 12px #00000014}[data-theme=dark] .subscription-billing-portal:hover{border-color:var(--text-primary, #fff);box-shadow:0 4px 12px #ffffff14}.subscription-billing-content{display:flex;align-items:center;justify-content:space-between;gap:1rem}.subscription-billing-title{font-weight:600;color:var(--text-primary, #000);margin-bottom:.25rem;font-size:.9375rem}[data-theme=dark] .subscription-billing-title{color:var(--text-primary, #fff)}.subscription-billing-description{font-size:.8125rem;color:var(--text-secondary, #666);margin:0}.subscription-modal-billing-link{display:flex;align-items:center;gap:.5rem;padding:.625rem 1.125rem;background:var(--text-primary, #000);color:var(--bg-primary, #fff);text-decoration:none;border-radius:.5rem;font-weight:600;font-size:.875rem;transition:all .2s ease;white-space:nowrap;border:2px solid var(--text-primary, #000)}[data-theme=dark] .subscription-modal-billing-link{background:var(--bg-primary, #fff);color:var(--text-primary, #000);border-color:var(--bg-primary, #fff)}.subscription-modal-billing-link:hover{transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.subscription-pricing-modal{max-width:1200px;width:95vw;max-height:90vh;display:flex;flex-direction:column}.subscription-pricing-content{overflow-y:auto;flex:1;min-height:0;display:flex;flex-direction:column;background:var(--bg-secondary, #fafafa)}[data-theme=dark] .subscription-pricing-content{background:var(--bg-primary, #0a0a0a)}.subscription-pricing-footer{display:flex;justify-content:center;padding:1rem;border-top:1px solid var(--border-color, #e5e7eb);background:var(--bg-primary, #ffffff);margin-top:auto;flex-shrink:0}[data-theme=dark] .subscription-pricing-footer{background:var(--bg-secondary, #1a1a1a);border-color:#ffffff1a}@media (max-width: 768px){.subscription-modal-overlay{padding:1rem}.subscription-modal{max-width:100%;max-height:calc(100dvh - 2rem);margin:0}.subscription-modal-header{padding:1rem 1.25rem}.subscription-modal-header-title{font-size:1.125rem}.subscription-modal-content{padding:1.25rem}.subscription-plan-details{grid-template-columns:1fr}.subscription-action-buttons{flex-direction:column}.subscription-action-buttons .subscription-modal-button{width:100%}.subscription-billing-content{flex-direction:column;align-items:flex-start}.subscription-modal-billing-link{width:100%;justify-content:center}.subscription-pricing-modal{width:calc(100vw - 2rem);max-width:100%;margin:0;max-height:calc(100dvh - 2rem)}}@media (max-width: 640px){.subscription-modal{max-width:420px}.subscription-modal-header{padding:1rem}.subscription-modal-header-info{gap:.5rem}.subscription-modal-header-icon{padding:.375rem}.subscription-modal-content,.subscription-plan-card{padding:1rem}.subscription-modal-button{padding:.75rem 1.25rem;font-size:.875rem}}@media (max-width: 480px){.subscription-modal-overlay{padding:.5rem}.subscription-modal{border-radius:.75rem;max-height:calc(100dvh - 1rem)}.subscription-modal-header{padding:.875rem 1rem}.subscription-modal-header-title{font-size:1rem}.subscription-modal-header-subtitle{font-size:.8125rem}.subscription-modal-content{padding:.875rem 1rem}.subscription-plan-header{flex-direction:column;align-items:flex-start;gap:.75rem}.subscription-plan-status{align-self:flex-start}}.app{position:relative;width:100%;max-width:100%;height:100vh;overflow:hidden;background:transparent}.main-container{display:flex;height:100vh;position:relative;z-index:1;width:100%;max-width:100%;overflow:hidden}.chat-main{flex:1;display:flex;flex-direction:column;overflow:hidden;background:transparent}[data-theme=dark] .chat-main{background:transparent}.chat-container{display:flex;flex-direction:column;height:100%;position:relative}.messages-container{flex:1;overflow-y:auto;padding:2rem;scroll-behavior:smooth}.active-chat-container .messages-container{padding-bottom:9rem}.typing-indicator{display:flex;align-items:center;gap:.75rem;padding:1rem;color:var(--text-secondary);font-style:normal;font-weight:500}.typing-dots{display:flex;gap:.375rem;align-items:center}.typing-dots span{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand-primary) 0%,var(--brand-secondary) 100%);box-shadow:0 2px 8px var(--accent-glow, rgba(79, 70, 229, .3));animation:bounce 1.4s infinite ease-in-out both}.typing-dots span:nth-child(1){animation-delay:-.32s}.typing-dots span:nth-child(2){animation-delay:-.16s}.typing-dots span:nth-child(3){animation-delay:0s}@keyframes bounce{0%,80%,to{transform:scale(0) translateY(0);opacity:.4}40%{transform:scale(1) translateY(-4px);opacity:1}}:root{--accent-color: var(--brand-primary, #4f46e5);--accent-hover: var(--brand-secondary, #6366f1)}@media (max-width: 768px){html,body{height:100vh;height:100dvh;overflow:hidden;margin:0;padding:0;position:fixed;width:100%}#root{height:100vh;height:100dvh;overflow:hidden;width:100%}.app{position:relative;width:100%;max-width:100%;height:100vh;height:100dvh;overflow:hidden}.main-container{height:100vh;height:100dvh;display:flex;flex-direction:row;overflow:hidden;width:100%;max-width:100%}.chat-main{flex:1;width:100%;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;position:relative}.chat-container{height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}.messages-container{flex:1;padding:1rem;padding-left:max(1rem,env(safe-area-inset-left));padding-right:max(1rem,env(safe-area-inset-right));padding-top:max(.5rem,env(safe-area-inset-top));overflow-y:auto;position:relative}.active-chat-container .messages-container{padding-bottom:7rem}.message-input-container{flex-shrink:0;padding:1rem;padding-bottom:max(1rem,env(safe-area-inset-bottom))}}@media (max-width: 480px){.messages-container{padding:.75rem;padding-top:max(60px,calc(48px + env(safe-area-inset-top)));padding-left:max(.75rem,env(safe-area-inset-left));padding-right:max(.75rem,env(safe-area-inset-right))}.active-chat-container .messages-container{padding-bottom:8rem}.message-input-container{padding:.75rem;padding-bottom:max(.75rem,env(safe-area-inset-bottom))}}@media (max-width: 768px) and (orientation: landscape){.app{height:100vh;height:100dvh}.main-container{height:100vh;height:100dvh;overflow:hidden}.messages-container{padding:max(60px,calc(48px + env(safe-area-inset-top))) 1rem 0}.message-input-container{padding:.5rem 1rem;padding-bottom:max(.5rem,env(safe-area-inset-bottom))}}.message-input-container{display:flex;align-items:flex-end;gap:.75rem}.message-input-wrapper{display:flex;align-items:flex-end;gap:.75rem;transition:all .2s ease;position:relative;flex:1}.message-input{flex:1;background:transparent;border:none;outline:none;resize:none;font-family:inherit;font-size:1rem;line-height:1.5;color:var(--text-primary);min-height:1.5rem;max-height:120px;overflow-y:auto}.message-input::-moz-placeholder{color:var(--text-secondary)}.message-input::placeholder{color:var(--text-secondary)}.file-upload-icon{display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:all .2s ease;cursor:pointer;padding:.25rem;border-radius:.5rem;background:transparent;border:none}.file-upload-icon:hover{color:var(--accent-color);background:#9333ea1a}.file-upload-icon.uploading{color:var(--accent-color);animation:pulse 1s infinite}.file-input-hidden{display:none}.send-button{display:flex;align-items:center;justify-content:center;background:transparent;color:var(--accent-color);border:none;border-radius:0;padding:.5rem;cursor:pointer;transition:all .2s ease;width:2.25rem;height:2.25rem;min-width:2.25rem;flex-shrink:0}.send-button:hover:not(:disabled){color:var(--accent-hover);transform:scale(1.1)}.send-button:disabled{color:var(--text-tertiary);cursor:not-allowed;transform:none;opacity:.5}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-slide-in{animation:slideIn .4s cubic-bezier(.16,1,.3,1) forwards}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .3s ease-out forwards}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.animate-fade-out{animation:fadeOut .3s ease-out forwards}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}.chat-content-container{position:relative;width:100%;height:100%;overflow:hidden}.document-view-wrapper,.chat-container-wrapper,.welcome-screen-wrapper{position:absolute;top:0;left:0;width:100%;height:100%;transition:opacity .3s ease-out,transform .3s cubic-bezier(.16,1,.3,1)}.chat-content-container{min-height:100vh}@media (prefers-reduced-motion: reduce){.animate-slide-in,.animate-fade-in,.animate-fade-out{animation:none}.document-view-wrapper,.chat-container-wrapper,.welcome-screen-wrapper{transition:none}}.document-view{height:100vh;max-height:100vh;background:var(--document-bg);color:var(--document-text);font-family:var(--font-serif, "Inter", "SF Pro Display", "-apple-system", "BlinkMacSystemFont", "Segoe UI", sans-serif);line-height:1.7;position:relative;overflow-y:auto;overflow-x:hidden;padding:0;letter-spacing:-.011em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;display:flex;flex-direction:column}.document-close-button{position:fixed;top:max(1rem,env(safe-area-inset-top,1rem));left:max(3.5rem,calc(env(safe-area-inset-left,1rem) + 2.5rem));z-index:1000;display:flex;align-items:center;justify-content:center;width:32px;height:32px;background-color:#ffffff1a;border:2px solid rgba(255,255,255,.2);border-radius:.75rem;color:var(--text-primary);cursor:pointer;transition:all .2s ease;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 4px 12px #0000001a;opacity:1;transform:scale(1)}.document-close-button:hover{background-color:#fff3;border-color:#ffffff4d;transform:scale(1.05)}.document-close-button:active{transform:scale(.95)}[data-theme=dark] .document-close-button{background-color:#0003;border-color:#ffffff1a;color:var(--text-primary)}[data-theme=dark] .document-close-button:hover{background-color:#0000004d;border-color:#fff3}.document-view.theme-light{--document-bg: linear-gradient(180deg, #ffffff 0%, #fcfcfd 100%);--document-text: #111827;--document-secondary: #6b7280;--document-accent: #3b82f6;--document-border: #e5e7eb;--document-card-bg: rgba(255, 255, 255, .95);--document-hover: #f9fafb;--document-shadow: rgba(0, 0, 0, .03);--document-section-bg: rgba(249, 250, 251, .5);--document-code-bg: #f3f4f6;--document-quote-border: #d1d5db;--document-highlight: rgba(59, 130, 246, .1)}.document-view.theme-dark{--document-bg: linear-gradient(180deg, #0a0a0a 0%, #111111 100%);--document-text: #f8fafc;--document-secondary: #cbd5e1;--document-accent: #60a5fa;--document-border: #2a2a2a;--document-card-bg: rgba(20, 20, 20, .95);--document-hover: #2a2a2a;--document-shadow: rgba(0, 0, 0, .4);--document-section-bg: rgba(20, 20, 20, .5);--document-code-bg: #2a2a2a;--document-quote-border: #3a3a3a;--document-highlight: rgba(96, 165, 250, .15)}.document-view.skin-enterprise{--document-accent: #059669;--font-serif: "Inter", "Helvetica Neue", sans-serif}.document-view.skin-educational{--document-accent: #7c3aed;--font-serif: "Crimson Text", "Georgia", serif}.document-view.skin-custom{--document-accent: #dc2626;--font-serif: "Playfair Display", "Georgia", serif}.document-view.empty-state{display:flex;align-items:center;justify-content:center;padding:2rem}.empty-state-content{text-align:center;max-width:400px}.empty-state-icon{color:var(--document-secondary);margin-bottom:1rem}.empty-state-content h2{font-size:1.5rem;margin-bottom:.5rem;color:var(--document-text)}.empty-state-content p{color:var(--document-secondary);margin-bottom:2rem}.layout-toggle{display:flex;align-items:center;gap:.5rem;justify-content:center;flex-wrap:wrap}.layout-btn{display:flex;align-items:center;gap:.25rem;padding:.5rem 1rem;border:1px solid var(--document-border);background:var(--document-card-bg);color:var(--document-secondary);border-radius:.5rem;cursor:pointer;transition:all .2s ease;font-size:.875rem}.layout-btn:hover{background:var(--document-hover);border-color:var(--document-accent)}.layout-btn.active{background:var(--document-accent);color:#fff;border-color:var(--document-accent)}.document-header{padding:4.5rem 3rem 1.5rem;border-bottom:1px solid rgba(0,0,0,.08);background:#ffffffd9;position:fixed;top:0;left:0;right:0;flex-shrink:0;z-index:40;backdrop-filter:blur(30px) saturate(200%);-webkit-backdrop-filter:blur(30px) saturate(200%);box-shadow:inset 0 1px #fffc,0 2px 8px #0000000a,0 1px 2px #0000000f;transition:none}.document-header:after{content:"";position:absolute;bottom:-40px;left:0;right:0;height:40px;background:linear-gradient(to bottom,rgba(99,102,241,.12) 0%,rgba(139,92,246,.08) 40%,transparent 100%);filter:blur(20px);opacity:.7;pointer-events:none;z-index:-1}[data-theme=dark] .document-header{background:#0a0a0ad9;border-bottom:1px solid rgba(255,255,255,.1);box-shadow:inset 0 1px #ffffff26,0 2px 8px #0006,0 1px 2px #0000004d}[data-theme=dark] .document-header:after{background:linear-gradient(to bottom,rgba(139,92,246,.18) 0%,rgba(99,102,241,.12) 40%,transparent 100%);opacity:.6}.query-display{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.search-icon{color:var(--document-accent);flex-shrink:0}.query-title{font-size:2.25rem;font-weight:800;color:var(--document-text);margin:0;line-height:1.15;letter-spacing:-.025em;background:linear-gradient(135deg,var(--document-text) 0%,var(--document-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.document-meta{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.timestamp{display:flex;align-items:center;gap:.5rem;color:var(--document-secondary);font-size:.875rem}.view-mode-toggle{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:.5rem;color:var(--document-secondary);font-size:.75rem;font-weight:600;cursor:pointer;transition:all .2s ease;text-transform:uppercase;letter-spacing:.025em;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10}.view-mode-toggle:hover{background:var(--document-hover);color:var(--document-text);border-color:var(--document-accent);transform:translateY(-1px);box-shadow:0 2px 8px var(--document-shadow)}.view-mode-toggle:active{transform:translateY(0)}.view-mode-toggle svg{transition:transform .2s ease}.view-mode-toggle:hover svg{transform:scale(1.1)}.layout-controls{display:flex;gap:.25rem}.layout-controls .layout-btn{padding:.375rem;min-width:auto}.document-main{padding:2rem 3rem 3rem;max-width:100%;background:var(--document-section-bg);border-radius:12px 12px 0 0;margin-top:120px;position:relative;z-index:1;flex:1;overflow-y:auto;overflow-x:hidden}.magazine-layout{display:grid;grid-template-columns:1fr 320px;gap:1.5rem;align-items:start;min-height:400px}.magazine-main-content{flex:1;min-width:0}.magazine-answer-section{background:var(--document-card-bg);border-radius:12px;padding:2rem;border:1px solid var(--document-border);margin-bottom:1rem;position:relative}.magazine-answer-content{font-size:1rem;line-height:1.7;color:var(--document-text)}.magazine-sidebar{display:flex;flex-direction:column;gap:1.5rem;position:sticky;top:120px;max-height:calc(100vh - 140px);overflow-y:auto;padding-right:.5rem}.streaming-status-compact{margin-top:1rem;padding:.75rem 1rem;background:var(--document-section-bg);border-radius:6px;border:1px solid var(--document-border);display:flex;align-items:center;justify-content:center}.status-indicator{display:flex;align-items:center;gap:.5rem;color:var(--document-secondary);font-size:.8125rem;font-weight:500}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--document-accent)}.status-dot.pulsing{animation:statusPulse 1.5s infinite}.status-text{transition:opacity .3s ease}@keyframes statusPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(1.2)}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}.sidebar-expandables,.sidebar-sources,.follow-up-suggestions{background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:12px;padding:1.5rem}.sidebar-expandables{padding-left:1.5rem}.sidebar-expandables h3,.sidebar-sources h3,.follow-up-suggestions h3{margin:0 0 1rem;font-size:.875rem;font-weight:600;color:var(--document-secondary);text-transform:uppercase;letter-spacing:.025em}.quick-sources{display:flex;flex-direction:column;gap:.75rem}.quick-source-card{border:1px solid var(--document-border);border-radius:8px;overflow:hidden;transition:all .2s ease}.quick-source-card:hover{border-color:var(--document-accent);transform:translateY(-1px);box-shadow:0 2px 8px var(--document-shadow)}.source-link-preview{display:flex;align-items:center;gap:.75rem;padding:.75rem;text-decoration:none;color:inherit}.source-favicon{width:16px;height:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.source-favicon img{width:100%;height:100%;-o-object-fit:contain;object-fit:contain}.source-preview-content{flex:1;min-width:0}.source-title-preview{font-size:.8125rem;font-weight:500;color:var(--document-text);line-height:1.3;margin-bottom:.25rem;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.source-domain{font-size:.75rem;color:var(--document-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.more-sources{padding:.5rem .75rem;text-align:center;font-size:.75rem;color:var(--document-secondary);border-top:1px solid var(--document-border);background:var(--document-section-bg)}.suggestion-list{display:flex;flex-direction:column;gap:.5rem}.suggestion-btn{padding:.75rem;background:var(--document-section-bg);border:1px solid var(--document-border);border-radius:8px;color:var(--document-text);font-size:.8125rem;line-height:1.4;text-align:left;cursor:pointer;transition:all .2s ease}.suggestion-btn:hover{background:var(--document-hover);border-color:var(--document-accent);color:var(--document-accent);transform:translate(2px)}.related-questions-compact{background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:12px;overflow:hidden;margin-top:1rem}.related-questions-header{width:100%;display:flex;align-items:center;justify-content:space-between;padding:.875rem 1rem;background:var(--document-section-bg);border:none;color:var(--document-text);font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s ease}.related-questions-header:hover{background:var(--document-hover);color:var(--document-accent)}.header-text{font-weight:600;color:var(--document-secondary);text-transform:uppercase;letter-spacing:.025em}.question-count{font-size:.75rem;color:var(--document-secondary);margin-left:.5rem;opacity:.8}.related-questions-content{padding:1rem}.question-list{display:flex;flex-direction:column;gap:.5rem}.question-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem;background:var(--document-section-bg);border:1px solid var(--document-border);border-radius:8px;color:var(--document-text);font-size:.875rem;text-align:left;cursor:pointer;transition:all .2s ease;width:100%}.question-btn:hover{background:var(--document-hover);border-color:var(--document-accent);color:var(--document-accent);transform:translate(2px)}.question-icon{font-size:1rem;flex-shrink:0}.question-text{flex:1;line-height:1.4}.loading-questions,.error-questions{display:flex;align-items:center;gap:.5rem;padding:.75rem;color:var(--document-secondary);font-size:.75rem}.reading-mode-related-questions{margin-top:2rem;max-width:100%;z-index:1}.dynamic-question{display:flex;align-items:center;gap:.5rem}.question-icon{font-size:.875rem;flex-shrink:0}.question-text{flex:1;text-align:left}.loading-questions,.error-questions{display:flex;align-items:center;gap:.5rem;padding:1rem;color:var(--document-secondary);font-size:.875rem;justify-content:center}.placeholder-questions{display:flex;flex-direction:column;gap:.5rem}.placeholder-btn{height:48px;background:var(--document-section-bg);border:1px solid var(--document-border);border-radius:8px;position:relative;overflow:hidden}.placeholder-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{left:-100%}to{left:100%}}.related-questions-section{margin-top:1.5rem;padding-top:1rem;border-top:1px solid var(--document-border)}.related-questions-stored h3{font-size:1.25rem;font-weight:600;color:var(--document-text);margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem}.related-questions-stored h3:before{content:"💡";font-size:1.5rem}.questions-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}.question-card{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:linear-gradient(135deg,var(--document-card-bg) 0%,var(--document-section-bg) 100%);border:2px solid var(--document-border);border-radius:12px;color:var(--document-text);font-size:.9375rem;font-weight:500;text-align:left;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;box-shadow:0 2px 8px var(--document-shadow)}.question-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(59,130,246,.1),transparent);transition:left .5s ease}.question-card:hover:before{left:100%}.question-card:hover{background:linear-gradient(135deg,var(--document-hover) 0%,var(--document-card-bg) 100%);border-color:var(--document-accent);color:var(--document-accent);transform:translateY(-2px) scale(1.02);box-shadow:0 8px 24px var(--document-shadow),0 0 0 1px var(--document-accent)}.question-card:active{transform:translateY(0) scale(.98)}.category-icon{font-size:1.25rem;flex-shrink:0;transition:transform .3s ease}.question-card:hover .category-icon{transform:scale(1.1)}.question-card .question-text{flex:1;line-height:1.5;font-weight:500}@media (max-width: 1200px) and (min-width: 1025px){.document-main{padding:2rem}.magazine-layout{grid-template-columns:1fr 280px;gap:1.25rem}.magazine-answer-section{padding:1.5rem}.sources-grid{grid-template-columns:1fr}}@media (max-width: 1024px){.magazine-layout{grid-template-columns:1fr 260px;gap:1.25rem}.magazine-sidebar{top:100px}.document-main{padding:2rem}.sources-grid{grid-template-columns:1fr;gap:.875rem}.source-card{padding:1.25rem}}@media (max-width: 768px){.magazine-layout{grid-template-columns:1fr;gap:1rem}.magazine-sidebar{position:static;max-height:none;overflow-y:visible;grid-row:2}.magazine-answer-section{padding:1.25rem}.magazine-answer-content{font-size:.9375rem;line-height:1.65}.sidebar-expandables,.sidebar-sources,.follow-up-suggestions{padding:1rem}.sources-section h3{font-size:1.125rem}.source-card{padding:1rem}.source-title{font-size:.9375rem}.source-snippet{font-size:.875rem;line-height:1.5}}@media (max-width: 480px){.magazine-answer-section{padding:.875rem;margin-bottom:.875rem}.magazine-answer-content{font-size:.875rem;line-height:1.6}.streaming-status-compact{margin-top:.75rem;padding:.625rem .875rem}.status-text{font-size:.75rem}.source-card{padding:.875rem}.source-title{font-size:.875rem}.source-snippet{font-size:.8125rem}.sources-section{margin:1rem 0}}.citation-number{display:inline-block;font-size:.6875rem;font-weight:600;color:var(--document-accent);margin-left:.125rem;cursor:pointer;transition:all .2s ease;text-decoration:none;line-height:1}.citation-number:hover{color:var(--document-accent);background:var(--document-highlight);border-radius:2px;padding:.125rem;margin:-.125rem;transform:scale(1.1)}.inline-citation-link{color:var(--document-accent);text-decoration:none;border-bottom:1px solid transparent;transition:all .2s ease}.inline-citation-link:hover{border-bottom-color:var(--document-accent);background:var(--document-highlight);padding:.125rem .25rem;border-radius:4px;margin:-.125rem -.25rem}.citation-number[data-citation]:hover:after{content:"Source " attr(data-citation);position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:var(--document-text);color:#fff;padding:.25rem .5rem;border-radius:4px;font-size:.6875rem;font-weight:500;white-space:nowrap;z-index:100;margin-bottom:.25rem;opacity:0;animation:fadeInTooltip .2s ease forwards}@keyframes fadeInTooltip{0%{opacity:0;transform:translate(-50%) translateY(2px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.citation-number:focus,.inline-citation-link:focus,.suggestion-btn:focus,.source-link-preview:focus,.view-mode-toggle:focus,.document-close-button:focus{outline:2px solid var(--document-accent);outline-offset:2px;border-radius:4px}.citation-number:focus:not(:focus-visible),.inline-citation-link:focus:not(:focus-visible),.suggestion-btn:focus:not(:focus-visible),.source-link-preview:focus:not(:focus-visible),.view-mode-toggle:focus:not(:focus-visible),.document-close-button:focus:not(:focus-visible){outline:none}.citation-number:before{content:" (reference " attr(data-citation) ") ";position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.suggestion-btn:focus,.source-link-preview:focus{background:var(--document-hover);border-color:var(--document-accent);color:var(--document-accent);transform:translate(2px)}@media (prefers-contrast: high){.citation-number,.inline-citation-link{border:1px solid var(--document-accent);background:var(--document-card-bg);padding:.125rem .25rem;border-radius:3px}.suggestion-btn,.quick-source-card{border-width:2px;font-weight:600}.progress-dot{border:2px solid var(--document-accent)}}@media (prefers-reduced-motion: reduce){.citation-number,.inline-citation-link,.suggestion-btn,.quick-source-card,.progress-step,.progress-dot{transition:none!important;animation:none!important}.suggestion-btn:hover,.quick-source-card:hover,.citation-number:hover{transform:none!important}}@media (min-resolution: 192dpi){.citation-number{font-size:.75rem}.source-title-preview{font-size:.875rem}.suggestion-btn{font-size:.875rem;padding:1rem}}.document-view .document-main{max-width:none;width:100%}.document-view .main-article{display:block;width:100%;max-width:none}.article-content{font-size:1.1875rem;line-height:1.75;color:var(--document-text);max-width:none}.article-content h1,.article-content h2,.article-content h3{color:var(--document-text);margin-top:3rem;margin-bottom:1.5rem;line-height:1.25;letter-spacing:-.015em;font-weight:700}.article-content h1{font-size:2.5rem;font-weight:800;margin-top:2rem;background:linear-gradient(135deg,var(--document-text) 0%,var(--document-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.article-content h2{font-size:1.875rem;font-weight:700;position:relative;padding-left:1rem}.article-content h2:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:60%;background:linear-gradient(180deg,var(--document-accent) 0%,transparent 100%);border-radius:2px}.article-content h3{font-size:1.5rem;font-weight:650;color:var(--document-accent)}.article-content p{margin-bottom:2rem;text-align:justify;-webkit-hyphens:auto;hyphens:auto;font-weight:400}.article-content p:first-letter{font-size:1.4em;font-weight:600;color:var(--document-accent);line-height:1}.article-content ul,.article-content ol{margin-bottom:2rem;padding-left:0;list-style:none}.article-content ul li,.article-content ol li{margin-bottom:1rem;padding-left:2rem;position:relative;line-height:1.7}.article-content ul li:before{content:"●";position:absolute;left:.5rem;color:var(--document-accent);font-weight:700;font-size:.75em}.article-content ol{counter-reset:list-counter}.article-content ol li{counter-increment:list-counter}.article-content ol li:before{content:counter(list-counter);position:absolute;left:0;top:0;background:var(--document-accent);color:#fff;width:1.5rem;height:1.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:600}.article-content blockquote{border:none;padding:2rem;margin:3rem 0;font-style:italic;font-size:1.25rem;background:var(--document-highlight);border-radius:12px;position:relative;quotes:""" """ "'" "'"}.article-content blockquote:before{content:open-quote;font-size:4rem;position:absolute;left:1rem;top:.5rem;color:var(--document-accent);opacity:.3;font-family:Georgia,serif}.article-content code{background:var(--document-code-bg);padding:.25rem .5rem;border-radius:6px;font-family:SF Mono,Monaco,Consolas,Liberation Mono,monospace;font-size:.9em;font-weight:500;border:1px solid var(--document-border)}.article-content pre{background:var(--document-code-bg);padding:1.5rem;border-radius:12px;overflow-x:auto;margin:2rem 0;border:1px solid var(--document-border);box-shadow:inset 0 1px 3px var(--document-shadow)}.article-content pre code{background:none;padding:0;border:none;border-radius:0}.expandable-sections{margin-bottom:3rem}.document-expandable-section{margin-bottom:1.5rem}.sidebar-expandable-section{margin-bottom:1rem}.sidebar-expandable-section .section-toggle,.sidebar-expandable-section .section-content{padding-left:0}.expandable-section{border:1px solid var(--document-border);border-radius:12px;background:var(--document-card-bg);overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 8px var(--document-shadow)}.reasoning-toggle,.tool-action-toggle,.section-toggle{width:100%;display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:transparent;border:none;cursor:pointer;transition:all .2s ease;font-size:.9375rem;font-weight:500;color:var(--document-text);text-align:left}.reasoning-toggle:hover,.tool-action-toggle:hover,.section-toggle:hover{background:var(--document-hover)}.reasoning-icon,.tool-icon,.section-icon{font-size:1rem;font-weight:600;color:var(--document-accent);min-width:1.5rem;text-align:center}.section-title{flex:1;font-weight:600}.section-indicator{display:flex;align-items:center;gap:.5rem;color:var(--document-secondary);font-size:.8125rem}.section-preview{font-style:italic}.section-content{padding:0 1.25rem 1.25rem;border-top:1px solid var(--document-border);background:var(--document-section-bg)}.section-content h1,.section-content h2,.section-content h3{font-size:1.125rem;font-weight:600;margin-top:1rem;margin-bottom:.75rem;color:var(--document-text)}.section-content p{margin-bottom:1rem;line-height:1.6;color:var(--document-secondary)}.section-content ul,.section-content ol{margin-bottom:1rem;padding-left:1.5rem}.section-content li{margin-bottom:.5rem;line-height:1.6}.section-content code{background:var(--document-code-bg);padding:.125rem .375rem;border-radius:4px;font-size:.875rem}.section-content pre{background:var(--document-code-bg);padding:1rem;border-radius:8px;overflow-x:auto;margin:1rem 0}.key-points-sidebar{background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:12px;padding:1.25rem;height:-moz-fit-content;height:fit-content;position:sticky;top:2rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 32px var(--document-shadow),0 0 0 1px #ffffff0d;z-index:10}.key-points-sidebar h3{margin-top:0;margin-bottom:.75rem;color:var(--document-text);font-size:1.0625rem;font-weight:600}.key-points-list{list-style:none;padding:0;margin:0}.key-point{padding:.625rem 0;border-bottom:1px solid var(--document-border);font-size:.9375rem;line-height:1.5}.key-point:last-child{border-bottom:none}.key-point:before{content:"▪";color:var(--document-accent);font-weight:700;margin-right:.5rem}.images-section{margin:3rem 0;grid-column:1 / -1}.images-section h3{margin-bottom:1.5rem;color:var(--document-text);font-size:1.25rem;font-weight:600}.images-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.image-card{position:relative;cursor:pointer;border-radius:.5rem;overflow:hidden;background:var(--document-card-bg);border:1px solid var(--document-border);transition:transform .2s ease,box-shadow .2s ease}.image-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px var(--document-shadow)}.result-image{width:100%;height:150px;-o-object-fit:cover;object-fit:cover;display:block}.image-overlay{position:absolute;top:.5rem;right:.5rem;background:#000000b3;color:#fff;padding:.25rem;border-radius:.25rem;opacity:0;transition:opacity .2s ease}.image-card:hover .image-overlay{opacity:1}.image-source{padding:.75rem;font-size:.8125rem;color:var(--document-secondary);margin:0;border-top:1px solid var(--document-border)}.sources-section{margin:.5rem 0 1.5rem;grid-column:1 / -1}.sources-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.sources-header h3{margin:0;color:var(--document-text);font-size:1.25rem;font-weight:600}.sources-expand-button{padding:.5rem 1rem;font-size:.875rem;font-weight:500;color:var(--document-accent);background:transparent;border:1px solid var(--document-border);border-radius:8px;cursor:pointer;transition:all .2s ease}.sources-expand-button:hover{background:var(--document-hover);border-color:var(--document-accent)}.sources-expand-button:active{transform:scale(.98)}.sources-section h3{margin-bottom:1.5rem;color:var(--document-text);font-size:1.25rem;font-weight:600}.sources-grid{display:grid;gap:.75rem}.sources-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-auto-flow:dense}.source-card{background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:relative;overflow:hidden}.source-card:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .5s ease}.source-card:hover:before{left:100%}.source-card:hover{border-color:var(--document-accent);box-shadow:0 8px 32px var(--document-shadow),0 0 0 1px var(--document-accent);transform:translateY(-2px)}.source-card.selected{border-color:var(--document-accent);background:var(--document-hover)}.source-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:.75rem}.source-title{font-size:1rem;font-weight:600;color:var(--document-text);margin:0;line-height:1.4;flex:1}.source-link{color:var(--document-accent);text-decoration:none;flex-shrink:0;padding:.25rem;border-radius:.25rem;transition:background-color .2s ease}.source-link:hover{background:var(--document-hover)}.source-snippet{color:var(--document-secondary);line-height:1.5;margin-bottom:.75rem;font-size:.9375rem}.source-url{font-size:.8125rem;color:var(--document-accent);font-weight:500}.academic-summary{margin:3rem 0;background:var(--document-card-bg);border:1px solid var(--document-border);border-radius:.75rem;padding:2rem}.academic-summary h3{margin-top:0;margin-bottom:1.5rem;color:var(--document-text);font-size:1.25rem;font-weight:600}.academic-points{display:flex;flex-direction:column;gap:1rem}.academic-point{display:flex;gap:1rem;align-items:flex-start}.point-number{background:var(--document-accent);color:#fff;width:1.5rem;height:1.5rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8125rem;font-weight:600;flex-shrink:0}.point-text{margin:0;line-height:1.5;color:var(--document-text)}.followup-section{position:sticky;bottom:0;background:var(--document-card-bg);border-top:1px solid var(--document-border);padding:1.5rem 2rem;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10;flex-shrink:0;margin-top:auto}.followup-header{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem;color:var(--document-secondary);font-size:.9375rem;font-weight:500}.image-modal-overlay{position:fixed;inset:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem}.image-modal{position:relative;max-width:90vw;max-height:90vh}.modal-image{max-width:100%;max-height:100%;-o-object-fit:contain;object-fit:contain;border-radius:.5rem}.modal-close{position:absolute;top:-.5rem;right:-.5rem;background:#fff;color:#000;border:none;width:2rem;height:2rem;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.25rem;font-weight:700;box-shadow:0 2px 8px #0000004d}@media (max-width: 768px){.document-header{padding:4rem 1rem 1rem}.query-title{font-size:1.5rem}.document-main{padding:1.5rem 1rem;margin-top:120px}.document-view.layout-newspaper .document-main,.document-view.layout-newspaper .main-article{display:block}.key-points-sidebar{position:static;margin-top:2rem}.images-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.sources-grid{grid-template-columns:1fr!important}.followup-section,.image-modal-overlay{padding:1rem}.questions-grid{grid-template-columns:1fr;gap:.75rem}.related-questions-stored h3{font-size:1.125rem}}@media (max-width: 480px){.document-header{padding:3.5rem .75rem .75rem}.query-title{font-size:1.25rem}.document-main{padding:1rem .75rem;margin-top:100px}.article-content{font-size:1rem}.images-grid{grid-template-columns:1fr}.question-card{padding:.875rem 1rem;font-size:.875rem}.category-icon{font-size:1.125rem}.related-questions-section{margin-top:2rem;padding-top:1.5rem}.related-questions-stored h3{font-size:1rem;margin-bottom:1rem}.related-questions-stored h3:before{font-size:1.25rem}}.document-view.streaming .article-content{position:relative}.document-view.streaming .article-content:after{content:"▊";animation:blink 1s infinite;color:var(--document-accent);margin-left:.125rem}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.streaming-cursor{animation:blink 1s infinite;color:var(--document-accent);margin-left:.25rem;font-weight:400}.document-view.view-document-reading .expandable-sections{margin-bottom:2rem}.document-view.view-document-reading .article-content{max-width:65ch;margin:0 auto;line-height:1.8;font-size:1.1rem}.document-view.view-document-magazine .magazine-content{max-width:80ch;margin:0 auto}.document-view.view-document-magazine .magazine-content-section{margin-bottom:1.5rem;line-height:1.7}.document-view.view-document-magazine .magazine-expandable-section{margin:1.5rem 0;border-left:3px solid var(--document-accent);padding-left:1rem;background:var(--document-section-bg);border-radius:0 8px 8px 0}.document-view.view-document-magazine .magazine-expandable-section .section-toggle{background:transparent;padding:.75rem 0}@media print{.document-view{background:#fff!important;color:#000!important}.document-header,.followup-section{position:static}.layout-controls,.image-overlay,.source-link{display:none}.document-main{max-width:none;padding:0}.source-card,.key-points-sidebar,.academic-summary{-moz-column-break-inside:avoid;break-inside:avoid}}.response-eye-icon{display:inline-flex;align-items:center;gap:.25rem;padding:.375rem;background:transparent;border:none;border-radius:0;color:var(--text-secondary);font-size:.75rem;font-weight:500;cursor:pointer;transition:all .2s ease;margin-top:.5rem;opacity:.7;position:relative}.response-eye-icon:hover{opacity:1;color:var(--accent-color);transform:scale(1.1)}.response-eye-icon:active{transform:scale(.95)}.response-eye-icon.active{color:var(--accent-color);opacity:1}.response-eye-icon.active:hover{color:var(--accent-hover)}.response-eye-icon svg{transition:transform .2s ease}.response-eye-icon:hover svg{transform:scale(1.1)}.eye-tooltip{font-size:.6875rem;font-weight:600;letter-spacing:.025em;text-transform:uppercase}.dark .response-eye-icon{color:var(--text-secondary)}.dark .response-eye-icon:hover,.dark .response-eye-icon.active{color:var(--accent-color)}@media (max-width: 768px){.response-eye-icon{padding:.375rem;font-size:.6875rem}.eye-tooltip{display:none}}@media (max-width: 480px){.response-eye-icon{padding:.375rem;min-width:32px;justify-content:center}.eye-tooltip{display:none}}.response-eye-icon:focus{outline:2px solid var(--accent-color);outline-offset:2px}.response-eye-icon:focus:not(:focus-visible){outline:none}@media (prefers-contrast: high){.response-eye-icon{font-weight:700}.response-eye-icon.active{color:var(--accent-color)}}@media (prefers-reduced-motion: reduce){.response-eye-icon,.response-eye-icon svg{transition:none}.response-eye-icon:hover svg{transform:none}}