@import"https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500&display=swap";:root{--gemini-blue-500: #1a73e8;--gemini-blue-700: #174ea6;--gemini-gray-100: #f8f9fa;--gemini-gray-200: #e8eaed;--gemini-gray-300: #dadce0;--gemini-gray-600: #5f6368;--gemini-gray-800: #202124;--gemini-text-color: #3c4043;--gemini-bg-color: #ffffff;--gemini-sidebar-bg: #f0f4f9;--gemini-border-color: #dadce0}.app{height:100vh;font-family:Google Sans,Arial,sans-serif;display:flex;flex-direction:column;background-color:var(--gemini-bg-color);color:var(--gemini-text-color)}.app.sidebar-open .header{left:280px}.app-title{font-size:28px;font-weight:700;color:#000;margin-left:10px}.main{flex-grow:1;margin-top:60px;margin-left:0;transition:margin-left .3s ease-in-out;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}.chat-page-container{display:flex;flex-direction:column;height:100%;width:100%;margin:0 auto;box-shadow:0 0 10px #0000001a;border-radius:8px;overflow:hidden;position:relative}.app.sidebar-open .main{margin-left:280px}@media screen and (max-width: 765px){.app.sidebar-open .header{left:0!important}.app.sidebar-open .main{margin-left:0!important}}@media screen and (max-width: 460px){.app-title{font-size:16px}}@media screen and (max-width: 360px){.app-title{font-size:14px}}.favorite-btn{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;border:none;border-radius:6px;cursor:pointer;font-size:10px;font-weight:500;letter-spacing:.03em;color:#8a9bb0;background:#e8ecf0;box-shadow:3px 3px 6px #0000001f,-2px -2px 5px #fffc;transition:color .2s ease,background .2s ease,box-shadow .2s ease;flex-shrink:0}.favorite-btn:hover:not(:disabled){color:#c0392b;box-shadow:4px 4px 8px #00000026,-3px -3px 7px #ffffffe6}.favorite-btn:disabled{cursor:not-allowed;opacity:.5}.favorite-btn--active{color:#ec0000;background:#fdecea;box-shadow:inset 2px 2px 5px #ec00002e,inset -2px -2px 4px #ffffffb3}.favorite-btn--active:hover:not(:disabled){color:#b00000;box-shadow:inset 3px 3px 6px #ec000038,inset -2px -2px 5px #ffffffbf}.favorite-btn__label{line-height:1}@media (max-width: 480px){.favorite-btn__label{display:none}.favorite-btn{padding:4px 6px}}.progress-indicator{position:relative;display:inline-flex;align-items:center;justify-content:center;margin-left:auto;margin-right:8px;animation:progress-glow-pulse 2s ease-in-out infinite}@keyframes progress-glow-pulse{0%,to{filter:drop-shadow(0 0 4px rgba(59,130,246,.4)) drop-shadow(0 0 8px rgba(59,130,246,.2))}50%{filter:drop-shadow(0 0 8px rgba(59,130,246,.6)) drop-shadow(0 0 16px rgba(59,130,246,.4))}}.progress-circle{display:block}.progress-circle-fill{transition:stroke-dashoffset .3s ease-out}.progress-percentage{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:11px;font-weight:600;color:#fff;line-height:1;-webkit-user-select:none;-moz-user-select:none;user-select:none;animation:progress-fade-in .3s ease-out}@keyframes progress-fade-in{0%{opacity:0;transform:translate(-50%,-50%) scale(.8)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@media (prefers-color-scheme: dark){@keyframes progress-glow-pulse{0%,to{filter:drop-shadow(0 0 4px rgba(96,165,250,.4)) drop-shadow(0 0 8px rgba(96,165,250,.2))}50%{filter:drop-shadow(0 0 8px rgba(96,165,250,.6)) drop-shadow(0 0 16px rgba(96,165,250,.4))}}}.progress-indicator.fade-out{animation:progress-fade-out .5s ease-out forwards}@keyframes progress-fade-out{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.8)}}.reasoning-box-container{width:100%;margin-bottom:16px;border-radius:12px;overflow:hidden;background:#f8f9fa;box-shadow:0 2px 4px #0000000d,0 1px 2px #00000008;transition:all .3s cubic-bezier(.4,0,.2,1)}.reasoning-box-container:hover{box-shadow:0 4px 8px #00000014,0 2px 4px #0000000d;transform:translateY(-1px)}.reasoning-header{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.75rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:12px;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px #667eea26}.reasoning-header:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea40}.reasoning-header:active:not(:disabled){transform:translateY(0)}.reasoning-header:disabled{cursor:not-allowed;opacity:.7}.reasoning-header.expanded{border-radius:12px 12px 0 0}.reasoning-header-left{display:flex;align-items:center;gap:.5rem;color:#fff}.reasoning-icon{transition:transform .3s ease;flex-shrink:0}.reasoning-icon--loading{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}@keyframes pulse-text{0%,to{opacity:1}50%{opacity:.6}}.reasoning-title{font-weight:600;font-size:.875rem;-webkit-user-select:none;-moz-user-select:none;user-select:none}.reasoning-title--streaming{animation:pulse-text 2s ease-in-out infinite}.reasoning-count{font-size:.75rem;opacity:.9;background:#fff3;padding:.125rem .5rem;border-radius:9999px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.reasoning-header-right{color:#fff;flex-shrink:0}.reasoning-content-markdown-wrapper{overflow:hidden}.reasoning-content-markdown{background:#fff;border:1px solid #e5e7eb;border-top:none;border-radius:0 0 12px 12px;padding:1rem;max-height:500px;overflow-y:auto;scrollbar-gutter:stable;font-family:Inter,system-ui,sans-serif;font-size:.875rem;line-height:1.7;color:#374151;-moz-tab-size:2;-o-tab-size:2;tab-size:2}.reasoning-content-markdown::-webkit-scrollbar{width:8px}.reasoning-content-markdown::-webkit-scrollbar-track{background:#f1f1f1;border-radius:0 0 12px}.reasoning-content-markdown::-webkit-scrollbar-thumb{background:#888;border-radius:4px}.reasoning-content-markdown::-webkit-scrollbar-thumb:hover{background:#555}.reasoning-content-markdown>*:last-child{transition:opacity .12s ease-out}.reasoning-step{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:1rem;margin-bottom:.75rem;transition:all .2s ease}.reasoning-step:hover{box-shadow:0 2px 8px #00000014;transform:translate(4px)}.reasoning-step:last-child{margin-bottom:0}.step-header{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid #e5e7eb;flex-wrap:wrap}.step-number{font-weight:600;font-size:.875rem;color:#374151;display:flex;align-items:center;gap:.25rem}.step-type{font-size:.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em}.step-timestamp{font-size:.75rem;color:#9ca3af;margin-left:auto}.reasoning-content-markdown .reasoning-table-wrapper{background:linear-gradient(145deg,#f5f5f5,#e0e0e0);border-radius:20px;padding:20px 30px 20px 20px;margin:15px 0;box-shadow:12px 12px 24px #bdbdbd,-12px -12px 24px #fff;overflow-x:auto;text-align:start!important;transition:opacity .3s ease-in-out,transform .3s ease-in-out;display:flex;justify-content:flex-start;position:relative;align-items:stretch}.reasoning-content-markdown .reasoning-table-wrapper::-webkit-scrollbar{height:12px}.reasoning-content-markdown .reasoning-table-wrapper::-webkit-scrollbar-track{background:#f5f5f5;border-radius:6px}.reasoning-content-markdown .reasoning-table-wrapper::-webkit-scrollbar-thumb{background:#bdbdbd;border-radius:6px;border:2px solid #f5f5f5}.reasoning-content-markdown .reasoning-table-wrapper::-webkit-scrollbar-thumb:hover{background:#9e9e9e}.reasoning-content-markdown .reasoning-table-wrapper>div{display:inline-block;min-width:100%}.reasoning-content-markdown .reasoning-table-wrapper table{border-collapse:separate;border-spacing:0;width:100%;min-width:800px;background-color:transparent;border-radius:12px;font-size:14px;font-family:Inter,sans-serif;margin:0}.reasoning-content-markdown h1,.reasoning-content-markdown h2,.reasoning-content-markdown h3,.reasoning-content-markdown h4,.reasoning-content-markdown h5,.reasoning-content-markdown h6,.reasoning-content-markdown p,.reasoning-content-markdown div:not(.table-wrapper):not([class*=language-]),.reasoning-content-markdown section,.reasoning-content-markdown article{color:#374151}.reasoning-content-markdown code{background:#f3f4f6;padding:.125rem .375rem;border-radius:4px;font-size:.8125rem;font-family:Monaco,Menlo,Ubuntu Mono,monospace;color:#e83e8c}.reasoning-content-markdown pre:not([class*=language-]){margin:1rem 0;border-radius:8px;overflow-x:auto;padding:1rem!important;background:#f8f9fa;border:1px solid #e5e7eb;font-size:.8125rem;line-height:1.6}.reasoning-content-markdown pre code{background:transparent!important;padding:0!important;color:#374151;font-family:Monaco,Menlo,Ubuntu Mono,monospace}.reasoning-content-markdown p{margin:.75rem 0;line-height:1.7}.reasoning-content-markdown>p:first-child{margin-top:0}.reasoning-content-markdown>p:last-child{margin-bottom:0}.reasoning-content-markdown ul,.reasoning-content-markdown ol{margin:.5rem 0;padding-left:1.5rem}.reasoning-content-markdown ul{list-style-type:disc;list-style-position:outside}.reasoning-content-markdown ol{list-style-type:decimal;list-style-position:outside}.reasoning-content-markdown ul ul{list-style-type:circle}.reasoning-content-markdown ul ul ul{list-style-type:square}.reasoning-content-markdown li{margin:.25rem 0}.reasoning-content-markdown table{width:100%;border-collapse:separate;border-spacing:0;margin:1rem 0;font-size:14px;font-family:Inter,sans-serif;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 4px #0000000d}.reasoning-content-markdown th,.reasoning-content-markdown td{padding:14px 20px;text-align:left;vertical-align:top}.reasoning-content-markdown th{background:linear-gradient(145deg,#f5f5f5,#eee);color:#616161;font-weight:600;font-size:14px;text-align:left;border-bottom:2px solid #e0e0e0;position:sticky;top:0;z-index:10;box-shadow:0 2px 4px #0000000d,inset 0 1px #fffc}.reasoning-content-markdown th:first-child{border-top-left-radius:12px;padding-left:24px}.reasoning-content-markdown th:last-child{border-top-right-radius:12px;padding-right:24px}.reasoning-content-markdown td{color:#5f6367;font-size:14px;background:transparent;transition:all .2s cubic-bezier(.4,0,.2,1);border-bottom:1px solid rgba(0,0,0,.05)}.reasoning-content-markdown td:first-child{padding-left:24px;font-weight:500;color:#3c4043}.reasoning-content-markdown td:last-child{padding-right:24px}.reasoning-content-markdown tbody tr{transition:all .2s cubic-bezier(.4,0,.2,1)}.reasoning-content-markdown tbody tr:hover{background:#0000000d;transform:translateY(-1px)}.reasoning-content-markdown tbody tr:hover td{box-shadow:inset 1px 1px 2px #fffc,inset -1px -1px 2px #0000000d}.reasoning-content-markdown td code,.reasoning-content-markdown th code{font-size:.75rem;padding:.1rem .3rem;background:#6366f11a}.reasoning-content-markdown blockquote{border-left:4px solid #667eea;padding-left:1rem;margin:.75rem 0;color:#6b7280;font-style:italic}.reasoning-content-markdown h1,.reasoning-content-markdown h2,.reasoning-content-markdown h3,.reasoning-content-markdown h4,.reasoning-content-markdown h5,.reasoning-content-markdown h6{margin:1.5rem 0 .75rem;font-weight:700;color:#1f2937;line-height:1.3}.reasoning-content-markdown>h1:first-child,.reasoning-content-markdown>h2:first-child,.reasoning-content-markdown>h3:first-child{margin-top:0}.reasoning-content-markdown h1{font-size:1.5rem;border-bottom:2px solid #e5e7eb;padding-bottom:.5rem}.reasoning-content-markdown h2{font-size:1.25rem;border-bottom:1px solid #e5e7eb;padding-bottom:.4rem}.reasoning-content-markdown h3{font-size:1.125rem}.reasoning-content-markdown h4{font-size:1rem}.reasoning-content-markdown h5{font-size:.925rem}.reasoning-content-markdown h6{font-size:.875rem;color:#6b7280}.reasoning-content-markdown a{color:#667eea;text-decoration:underline}.reasoning-content-markdown a:hover{color:#764ba2}.reasoning-content-markdown img{max-width:100%;height:auto;border-radius:4px;margin:.75rem 0}.reasoning-content-markdown hr{border:none;border-top:1px solid #e5e7eb;margin:1rem 0}.reasoning-empty{text-align:center;padding:2rem;color:#9ca3af}.reasoning-empty p{margin:0;font-size:.875rem}@media (max-width: 640px){.reasoning-header{padding:.625rem .875rem}.reasoning-title{font-size:.8125rem}.reasoning-count{font-size:.6875rem}.reasoning-content-markdown{padding:.75rem;max-height:400px}.reasoning-step{padding:.75rem}.step-header{gap:.5rem}.step-number{font-size:.8125rem}.step-type{font-size:.6875rem}.step-timestamp{font-size:.6875rem;flex-basis:100%;margin-left:0}}.reasoning-content-markdown .katex{font-size:1.1em!important;font-weight:400!important;line-height:1.5;text-indent:0!important}.reasoning-content-markdown .katex table{display:table!important;width:auto!important;margin:0 auto!important;border-collapse:separate!important;border-spacing:0!important;border:none!important}.reasoning-content-markdown .katex tbody{display:table-row-group!important;border:none!important}.reasoning-content-markdown .katex .mtable{display:inline-table!important;vertical-align:middle!important;margin:0 .2em!important}.reasoning-content-markdown .katex tr{display:table-row!important;border:none!important;background:none!important}.reasoning-content-markdown .katex td{display:table-cell!important;vertical-align:middle!important;text-align:center!important;border:none!important;padding:0!important;width:auto!important;min-width:0!important;background:none!important;box-shadow:none!important}.reasoning-content-markdown p .katex,.reasoning-content-markdown li .katex{padding:0 3px;background:#00000008;border-radius:4px;display:inline-block}.reasoning-content-markdown .katex-display{display:block!important;text-align:center!important;background-color:#00000005;border-radius:8px;padding:1rem .5rem!important;margin:1rem 0!important;overflow-x:auto!important;width:100%!important}.reasoning-content-markdown .katex svg{display:block!important;overflow:visible!important}.reasoning-content-markdown .katex path{fill:currentColor!important}.reasoning-content-markdown .katex-html{overflow:visible!important;padding-top:2px;padding-bottom:2px}@media (prefers-color-scheme: dark){.reasoning-content-markdown{background:#1f2937;border-color:#374151}.reasoning-step{background:#111827;border-color:#374151}.step-header{border-color:#374151}.step-number{color:#e5e7eb}.reasoning-empty{color:#6b7280}}.reasoning-code-block-wrapper{border-radius:10px;overflow-x:auto;overflow-y:hidden;margin:.75rem 0;background:#1e1e2e;box-shadow:4px 4px 10px #0000004d,-2px -2px 6px #ffffff08}.reasoning-code-block-wrapper pre,.reasoning-code-block-wrapper code,.reasoning-code-block-wrapper pre *,.reasoning-code-block-wrapper code *{white-space:pre!important;-o-tab-size:4;tab-size:4;-moz-tab-size:4}.reasoning-code-block-header{display:flex;align-items:center;justify-content:space-between;padding:5px 12px;background:#2a2a3e;border-bottom:1px solid rgba(255,255,255,.06);min-height:30px}.reasoning-code-block-lang{font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#7c8db5;-webkit-user-select:none;-moz-user-select:none;user-select:none}.reasoning-code-block-header .favorite-btn{background:#333350;color:#7c8db5;box-shadow:2px 2px 5px #0006,-1px -1px 4px #ffffff0f}.reasoning-code-block-header .favorite-btn:hover:not(:disabled){color:#ff6b6b;box-shadow:3px 3px 7px #00000080,-2px -2px 5px #ffffff14}.reasoning-code-block-header .favorite-btn--active{color:#ec0000;background:#3d1a1a;box-shadow:inset 2px 2px 5px #ec000040,inset -1px -1px 4px #ffffff0d}@media (max-width: 640px){.reasoning-code-block-wrapper{border-radius:8px;margin:.5rem 0}}.file-attachment{display:flex;align-items:flex-start;gap:12px;padding:12px;background:#ffffffe6;border:1px solid rgba(0,0,0,.1);border-radius:12px;margin:8px 0;transition:all .2s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 8px #0000001a}.file-attachment:hover{background:#fffffff2;border-color:#00000026;box-shadow:0 4px 12px #00000026}.file-attachment__preview{flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:#0000000d;overflow:hidden}.file-attachment__image{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;border-radius:8px}.file-attachment__icon-large{font-size:24px;display:flex;align-items:center;justify-content:center}.file-attachment__details{flex:1;min-width:0}.file-attachment__name{font-weight:500;color:#333;font-size:14px;line-height:1.4;word-break:break-word;margin-bottom:4px}.file-attachment__meta{display:flex;gap:8px;align-items:center}.file-attachment__size{font-size:12px;color:#666;font-weight:400}.file-attachment--compact{display:flex;align-items:center;gap:8px;padding:8px 10px;background:#fffc;border:1px solid rgba(0,0,0,.08);border-radius:8px;margin:4px 0;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);box-shadow:0 1px 4px #00000014;max-width:200px}.file-attachment--compact:hover{background:#ffffffe6;border-color:#0000001f}.file-attachment--compact .file-attachment__icon{flex-shrink:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:6px;background:#00000008;overflow:hidden}.file-attachment--compact .file-attachment__thumbnail{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;border-radius:6px}.file-attachment--compact .file-attachment__icon-emoji{font-size:16px}.file-attachment--compact .file-attachment__info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.file-attachment--compact .file-attachment__name{font-size:12px;font-weight:500;color:#333;line-height:1.3;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-attachment--compact .file-attachment__size{font-size:10px;color:#666;font-weight:400}.file-attachments-container{display:flex;flex-direction:column;gap:6px;margin:8px 0}.file-attachments-container--compact{display:flex;flex-direction:row;flex-wrap:wrap;gap:8px;margin:6px 0}@media (max-width: 768px){.file-attachment{padding:10px;gap:10px}.file-attachment__preview{width:40px;height:40px}.file-attachment__name{font-size:13px}.file-attachment--compact{max-width:180px;padding:6px 8px}.file-attachment--compact .file-attachment__icon{width:28px;height:28px}.file-attachment--compact .file-attachment__name{font-size:11px}.file-attachment--compact .file-attachment__size{font-size:9px}}@keyframes fileAttachmentFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.file-attachment,.file-attachment--compact{animation:fileAttachmentFadeIn .3s ease}.file-attachment__download-btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;background:#007bff;color:#fff;text-decoration:none;border-radius:6px;font-size:12px;font-weight:500;transition:background .2s ease;margin-top:8px}.file-attachment__download-btn:hover{background:#0056b3;color:#fff;text-decoration:none}.file-attachment__download-btn--compact{padding:6px 8px;font-size:14px;margin-top:0;margin-left:8px;min-width:28px;height:28px}.typing{align-items:flex-start;width:-moz-fit-content;width:fit-content;max-width:80%;border-radius:20px;margin:10px 1rem;display:flex;flex-direction:column;justify-content:center;background-color:#f2f2f2;padding:10px 15px;box-sizing:border-box;align-self:flex-start;overflow:hidden;word-break:break-word}.typing-status-message{font-size:.85em;color:#555;font-style:italic;margin-bottom:8px;white-space:normal;word-wrap:break-word;word-break:break-word;text-overflow:ellipsis;opacity:0;animation:fadeIn .5s forwards;max-width:100%;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.typing-dots{display:flex}.circle{--dot-size: 8px;--dot-animation-duration: 1.4s;display:block;height:var(--dot-size);width:var(--dot-size);border-radius:50%;background-color:#8d8d8d;margin:0 2px;animation:dot-bounce var(--dot-animation-duration) infinite ease-in-out both}.circle:nth-of-type(1){animation-delay:-.32s}.circle:nth-of-type(2){animation-delay:-.16s}.circle:nth-of-type(3){animation-delay:0s}@keyframes dot-bounce{0%,80%,to{transform:scale(.5) translateY(0);opacity:.5}40%{transform:scale(1) translateY(-4px);opacity:1}}@media screen and (max-width: 765px){.typing{max-width:85%;margin:10px .5rem;padding:8px 12px}.typing-status-message{font-size:.8em}}@media screen and (max-width: 420px){.typing{max-width:90%;margin:8px .25rem;padding:6px 10px}.typing-status-message{font-size:.75em}.circle{--dot-size: 6px}}.chat-area{width:100%;height:auto;background:var(--gemini-bg-color);padding:20px 20px 160px;overflow-y:auto;display:flex;justify-content:center;align-items:flex-start;flex-grow:1;position:relative}.chat-area:after{content:"";position:fixed;bottom:0;left:0;right:0;height:180px;background:linear-gradient(to top,var(--gemini-bg-color) 0%,var(--gemini-bg-color) 20%,rgba(248,249,250,.95) 40%,rgba(248,249,250,.7) 60%,rgba(248,249,250,.3) 80%,transparent 100%);pointer-events:none;z-index:1;transition:opacity .3s ease}.chat-area--centered{align-items:center;padding-bottom:0;justify-content:center}.chat-area--centered:after{opacity:0}.chat-box-wrapper{width:100%}.chat-area--centered .chat-box{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100%;max-width:750px;margin:0 auto}.chat-box{width:100%;margin-left:auto;margin-right:auto;display:flex;flex-direction:column;overflow-x:hidden;min-width:0;box-sizing:border-box}@keyframes fadeInSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media screen and (min-width: 1400px){.chat-area{padding:30px 30px 100px}.chat-box-wrapper{max-width:none}}@media screen and (max-width: 1200px){.chat-area{padding:25px 25px 70px}}@media screen and (max-width: 1020px){.chat-area{padding:20px 15px 60px}}@media screen and (max-width: 765px){.chat-area{padding:15px 10px 50px;position:relative;z-index:0}}@media screen and (max-width: 480px){.chat-area{padding:12px 8px 40px}}@media screen and (max-width: 360px){.chat-area{padding:10px 5px 35px}}.context-menu button{background:var(--neuro-gradient-light, linear-gradient(145deg, #f0f0f0, #e1e1e1));color:var(--gemini-gray-600, #675f67);box-shadow:var(--neuro-shadow-small, 8px 8px 16px #cccccc, -8px -8px 16px #ffffff);border:none;border-radius:15px;padding:12px 20px;font-family:Inter,sans-serif;font-size:.95rem;font-weight:500;line-height:1.2;cursor:pointer;position:relative;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;box-sizing:border-box;text-align:center;min-width:120px}.context-menu button:hover{background:var(--neuro-background, #e6e6e6);box-shadow:inset 8px 8px 16px var(--neuro-dark-shadow, #cccccc),inset -8px -8px 16px var(--neuro-light-shadow, #ffffff);transform:translateY(-1px);color:var(--gray-800, #424242)}.context-menu button:active{background:var(--neuro-background, #e6e6e6);box-shadow:inset 8px 8px 16px var(--neuro-dark-shadow, #cccccc),inset -8px -8px 16px var(--neuro-light-shadow, #ffffff);transform:translateY(0);color:var(--gray-800, #424242)}.context-menu button.active{background:var(--neuro-background, #e6e6e6);color:var(--gray-900, #212121);box-shadow:inset 8px 8px 16px var(--neuro-dark-shadow, #cccccc),inset -8px -8px 16px var(--neuro-light-shadow, #ffffff);transform:translateY(0);font-weight:600}.context-menu button:disabled{opacity:.6;cursor:not-allowed;background:var(--neuro-background, #e6e6e6);color:#999;box-shadow:inset 4px 4px 8px var(--neuro-dark-shadow, #cccccc),inset -4px -4px 8px var(--neuro-light-shadow, #ffffff);transform:none}.context-menu button:disabled:hover{transform:none;background:var(--neuro-background, #e6e6e6);box-shadow:inset 4px 4px 8px var(--neuro-dark-shadow, #cccccc),inset -4px -4px 8px var(--neuro-light-shadow, #ffffff)}.context-menu button .icon{font-size:1rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.context-menu button:hover .icon{transform:translateY(-1px);color:var(--gray-800, #424242)}.context-menu button.active .icon{color:var(--gray-900, #212121)}@media screen and (min-width: 1400px){.context-menu button{padding:14px 24px;font-size:1rem;border-radius:18px;min-width:140px}}@media screen and (max-width: 1020px){.context-menu button{padding:10px 16px;font-size:.9rem;border-radius:12px;min-width:100px}}@media screen and (max-width: 765px){.context-menu button{padding:10px 14px;font-size:.85rem;border-radius:12px;min-width:90px;gap:6px}}@media screen and (max-width: 480px){.context-menu button{padding:8px 12px;font-size:.8rem;border-radius:10px;min-width:80px;gap:4px}}@media screen and (max-width: 360px){.context-menu button{padding:6px 10px;font-size:.75rem;border-radius:8px;min-width:70px;gap:2px}}.quick-question-card:focus{outline:2px solid var(--gray-700, #616161);outline-offset:2px}@media (prefers-reduced-motion: reduce){.quick-question-card{transition:none}}.thread-error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:60vh;padding:40px 20px;animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.thread-error-icon{display:flex;align-items:center;justify-content:center;width:80px;height:80px;border-radius:50%;background:#ef44441a;color:#ef4444;margin-bottom:24px}.thread-error-title{font-size:1.25rem;font-weight:600;color:var(--gemini-gray-800, #1f2937);margin:0 0 12px}.thread-error-message{font-size:.95rem;color:var(--gemini-gray-600, #6b7280);margin:0 0 24px;max-width:360px;line-height:1.5}.thread-error-retry-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:500;color:#fff;background:linear-gradient(135deg,#3b82f6,#2563eb);border:none;border-radius:10px;cursor:pointer;transition:all .2s ease;box-shadow:0 2px 8px #3b82f64d}.thread-error-retry-btn:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.thread-error-retry-btn:active{transform:translateY(0);box-shadow:0 2px 6px #3b82f64d}.thread-error-retry-btn:focus{outline:2px solid #3b82f6;outline-offset:2px}.thread-error-retry-btn svg{transition:transform .3s ease}.thread-error-retry-btn:hover svg{transform:rotate(180deg)}.loading-bar-container{position:fixed;top:60px;left:0;width:100%;height:3px;background-color:#e0e0e0;overflow:hidden;z-index:100}.loading-bar-indicator{position:absolute;height:100%;width:50%;background-color:#1a73e8;border-radius:2px;animation:shuttle 2s infinite ease-in-out}@keyframes shuttle{0%{left:-50%}50%{left:100%}to{left:-50%}}.footer{display:flex;flex-direction:column;align-items:center;padding:0 18px 20px;background-color:var(--gemini-bg-color, var(--gray-50, #fafafa));width:100%;box-sizing:border-box;border-radius:25px;margin:0 auto;flex-shrink:0;z-index:20;position:absolute;bottom:0;left:50%;transform:translate(-50%);transition:top .3s ease-out,bottom .3s ease-out,transform .3s ease-out}.footer:before{content:"";position:absolute;top:-40px;left:0;right:0;height:40px;background:linear-gradient(to bottom,transparent,var(--gemini-bg-color, var(--gray-50, #fafafa)));pointer-events:none;z-index:-1}.footer--centered{top:calc(50% - 30px);bottom:auto;transform:translate(-50%,-50%);max-width:750px;width:calc(100% - 40px);padding-bottom:0}.footer--centered .container{max-width:100%;padding:0;width:100%}.welcome-message-inline{margin-bottom:8px;text-align:left}.welcome-message-inline h2{font-size:28px;font-weight:400;color:#202124;margin:0;line-height:1.2}.welcome-message-inline h4{font-size:16px;font-weight:400;color:#5f6368;margin:0;line-height:1.4}.input-container{width:100%;margin:0 auto;box-sizing:border-box;display:flex;align-items:center;background:var(--gray-100, #f5f5f5);border:1px solid var(--gemini-gray-300);border-radius:25px;padding:8px 15px;box-shadow:0 1px 3px #0000000d;transition:box-shadow .2s ease,border-color .2s ease;flex-grow:1;flex-direction:column;align-items:stretch}.input-container:focus-within{box-shadow:0 1px 3px #0000001a,0 0 0 2px var(--gray-alpha-20, rgba(0, 0, 0, .2))}.chat-input{flex:1;padding:8px 10px;font-size:16px;border:none;background:transparent;outline:none;color:var(--gemini-gray-800)}.chat-input::-moz-placeholder{color:var(--gemini-gray-700);opacity:.85}.chat-input::placeholder{color:var(--gemini-gray-700);opacity:.85}.send-btn{background:none;border:none;color:var(--gemini-gray-600);cursor:pointer;font-size:24px;display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;transition:background-color .2s ease}.send-btn:hover{background-color:var(--gemini-gray-200)}.send-btn:active{background-color:var(--gemini-gray-300)}.icon-button{background:var(--neuro-gradient-light, linear-gradient(145deg, #f5f5f5, #e0e0e0));border:none;color:var(--gemini-gray-600);cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--neuro-shadow-medium, 12px 12px 24px #bdbdbd, -12px -12px 24px #ffffff),inset 0 0 #fff0}.icon-button .material-icons{font-size:24px}.icon-button:hover{background:var(--neuro-gradient-light, linear-gradient(145deg, #ffffff, #eeeeee));color:var(--gemini-gray-700);transform:translateY(-2px);box-shadow:var(--neuro-shadow-hover, 16px 16px 32px #bdbdbd, -16px -16px 32px #ffffff),inset 0 0 #fff0}.icon-button:active{transform:translateY(1px);box-shadow:var(--neuro-shadow-inset, inset 8px 8px 16px #bdbdbd, inset -8px -8px 16px #ffffff),4px 4px 8px var(--gray-400, #bdbdbd);background:var(--neuro-gradient-dark, linear-gradient(145deg, #e0e0e0, #f5f5f5))}.user-btn,.logout-btn{padding:8px 12px;border-radius:20px}.disclaimer{font-size:12px;color:var(--gemini-gray-600);margin-top:10px;text-align:center}.input-container.disabled-state{background-color:var(--gemini-gray-200);border-color:var(--gemini-gray-300);cursor:not-allowed;box-shadow:none}.input-container.disabled-state .chat-input{color:var(--gemini-gray-600);cursor:not-allowed}.input-container.disabled-state .chat-input::-moz-placeholder{color:var(--gemini-gray-500)}.input-container.disabled-state .chat-input::placeholder{color:var(--gemini-gray-500)}.input-container.disabled-state .send-btn{color:var(--gemini-gray-500);cursor:not-allowed}.send-btn:disabled{opacity:.6;cursor:not-allowed}.file-previews-container{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px;padding-left:10px}.footer-input-row{width:100%;display:flex;align-items:flex-end;gap:8px}.footer-input-row .input-container{flex:1;width:auto}.file-preview__container{position:relative;width:52px;height:52px;flex-shrink:0;border-radius:8px;overflow:hidden;transition:all .2s ease}.file-preview__container--error{border:2px solid #ef4444}.file-preview__image{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;border-radius:8px}.file-preview__icon{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:24px;background-color:#f0f3f4;border-radius:8px}.file-preview__remove-btn{position:absolute;top:-4px;right:-4px;background:#333;color:#fff;border-radius:50%;border:2px solid #fff;width:20px;height:20px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 1px 3px #0000004d;padding:0;transition:all .2s ease;z-index:10}.file-preview__remove-btn:hover:not(:disabled){background:#000;transform:scale(1.1)}.file-preview__remove-btn:disabled{background:#999;cursor:not-allowed;opacity:.6}.file-preview__overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#fff;font-size:10px;border-radius:8px;z-index:5}.file-preview__overlay--processing{background:#0009}.file-preview__overlay--error{background:#ef4444e6}.file-preview__spinner{width:20px;height:20px;border:3px solid #fff;border-top-color:transparent;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:4px}@keyframes spin{to{transform:rotate(360deg)}}.file-preview__text{text-align:center;font-size:9px;font-weight:500;padding:0 4px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-preview__text--error{color:#fff;font-weight:600}.file-preview__error-icon{font-size:20px;margin-bottom:2px}.file-preview__success-badge{position:absolute;bottom:2px;right:2px;background:#10b981;color:#fff;border-radius:50%;width:16px;height:16px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;box-shadow:0 1px 3px #0000004d;z-index:6}.file-preview__name{position:absolute;bottom:-20px;left:0;right:0;text-align:center;font-size:9px;color:#666;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:0 2px}@media (max-width: 768px){.file-preview__container{width:48px;height:48px}.file-preview__icon{font-size:20px}.file-preview__text{font-size:8px}}