/* 爪子GPT · a quiet place to think */
:root {color-scheme:light;--bg:#fff;--side:#f7f7f5;--surface:#f4f4f2;--surface-hover:#eaeae7;--card:#fff;--text:#272725;--muted:#777771;--faint:#a1a19a;--border:#e6e6e1;--button:#292a27;--button-text:#fff;--accent:#497b62;--accent-soft:#eaf2ed;--danger:#ba3f3f;--danger-soft:#fbecec;--shadow:0 8px 30px #191d1612;--code:#f5f5f3;--user:#f0f0ed;--sidebar-width:262px;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:14px;font-synthesis:none;text-rendering:optimizeLegibility;}
:root[data-theme="dark"] {color-scheme:dark;--bg:#21221f;--side:#191a18;--surface:#2d2f2b;--surface-hover:#373a34;--card:#272925;--text:#eeeeea;--muted:#a4a69e;--faint:#7f8278;--border:#3c3e37;--button:#eceee7;--button-text:#23241f;--accent:#a4c6ae;--accent-soft:#2a3c2f;--danger:#f08f8f;--danger-soft:#442c2c;--shadow:0 10px 32px #0003;--code:#191b18;--user:#30322d;}
@media (prefers-color-scheme:dark){:root[data-theme="auto"]{color-scheme:dark;--bg:#21221f;--side:#191a18;--surface:#2d2f2b;--surface-hover:#373a34;--card:#272925;--text:#eeeeea;--muted:#a4a69e;--faint:#7f8278;--border:#3c3e37;--button:#eceee7;--button-text:#23241f;--accent:#a4c6ae;--accent-soft:#2a3c2f;--danger:#f08f8f;--danger-soft:#442c2c;--shadow:0 10px 32px #0003;--code:#191b18;--user:#30322d;}}
*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text)}body{line-height:1.5}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}a{color:inherit;text-decoration:none}button{background:none;border:0}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input,textarea,select{color:var(--text)}textarea{resize:none}button .icon,a .icon{flex-shrink:0}.icon{width:21px;height:21px;vertical-align:middle;display:inline-block;flex-shrink:0}[data-icon]{display:inline-flex;align-items:center;justify-content:center}[hidden]{display:none!important}.muted{color:var(--muted)}.danger-text{color:var(--danger)!important}.success-text{color:var(--accent)!important}.icon-btn{width:36px;height:36px;padding:7px;display:inline-flex;align-items:center;justify-content:center;border-radius:9px;flex-shrink:0}.icon-btn:hover{background:var(--surface-hover)}.text-btn{color:var(--muted);padding:7px 9px;border-radius:7px;cursor:pointer}.text-btn:hover{color:var(--text);background:var(--surface)}.btn{padding:9px 15px;border:1px solid var(--border);border-radius:9px;display:inline-flex;gap:8px;justify-content:center;align-items:center;background:var(--card);white-space:nowrap;font-weight:500;min-height:39px}.btn:hover{background:var(--surface)}.btn.primary{background:var(--button);color:var(--button-text);border-color:var(--button)}.btn.primary:hover{filter:brightness(.9)}.btn.danger{color:var(--danger)}.btn.danger:hover{background:var(--danger-soft);border-color:transparent}.btn.small{min-height:33px;padding:5px 11px;font-size:12px}.btn .icon{width:17px;height:17px}.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:650;letter-spacing:-.45px;white-space:nowrap}.brand-symbol{width:31px;height:33px}.brand-symbol .icon{width:27px;height:27px}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar-width);background:var(--side);display:flex;flex-direction:column;z-index:50;transition:transform .2s ease}.sidebar-top{display:flex;align-items:center;justify-content:space-between;padding:17px 14px 20px}.sidebar-controls{padding:0 12px 18px}.nav-btn{display:flex;align-items:center;gap:11px;width:100%;border-radius:9px;padding:10px 11px;text-align:left;white-space:nowrap}.nav-btn:hover,.nav-btn.active{background:var(--surface-hover)}.new-chat{margin-bottom:14px;font-weight:500}.shortcut{margin-left:auto;font-size:11px;color:var(--faint);padding:1px 4px;border:1px solid var(--border);border-radius:4px}.search-field{display:flex;align-items:center;gap:9px;background:var(--surface);border:1px solid transparent;border-radius:9px;padding:9px 11px}.search-field .icon{width:16px;height:16px;color:var(--muted)}.search-field input{min-width:0;flex:1;width:100%;background:transparent;border:0;outline:none;font-size:12px}.search-field:focus-within{border-color:var(--border)}.search-field input:focus-visible{outline:none}.search-field input::placeholder{color:var(--muted)}.history-scroller{flex:1;overflow-y:auto;padding:0 9px 16px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.section-label{font-size:11px;color:var(--muted);padding:0 14px 8px;font-weight:550}.history-item{position:relative;display:flex;align-items:center;border-radius:9px;margin:2px 0;min-height:39px;overflow:hidden}.history-item:hover,.history-item.active{background:var(--surface-hover)}.history-link{display:block;text-align:left;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;flex:1;padding:10px 10px 10px 14px;font-size:13px;min-width:0}.history-menu{opacity:0;width:30px;height:30px;margin-right:4px}.history-menu .icon{width:17px;height:17px}.history-item:hover .history-menu,.history-item.active .history-menu,.history-menu:focus-visible{opacity:1}.history-status{width:6px;height:6px;display:block;border-radius:50%;background:var(--accent);flex-shrink:0;margin-right:6px}.history-status.waiting_admin{background:#b58a43}.history-empty{font-size:12px;color:var(--faint);padding:10px 14px}.history-more{width:100%;margin-top:8px;font-size:12px}.sidebar-footer{padding:12px;border-top:1px solid var(--border)}.profile-button{display:flex;align-items:center;gap:10px;width:100%;border-radius:10px;padding:8px;text-align:left}.profile-button:hover{background:var(--surface-hover)}.user-avatar{background:#dedfd7;color:#4d5346;display:inline-flex;align-items:center;justify-content:center;width:33px;height:33px;font-size:13px;font-weight:650;border-radius:50%;flex-shrink:0}.profile-info{flex:1;display:flex;flex-direction:column;gap:1px}.profile-info strong{font-weight:500;font-size:12px}.profile-info small{font-size:10px;color:var(--muted)}.profile-button>.icon,.profile-button>[data-icon]{color:var(--muted)}.chat-main{height:100dvh;margin-left:var(--sidebar-width);display:flex;flex-direction:column;position:relative;transition:margin .2s}.chat-header{height:70px;display:flex;align-items:center;justify-content:space-between;padding:13px 25px;flex-shrink:0;background:var(--bg);z-index:10}.header-left,.header-right{display:flex;align-items:center;gap:10px}.header-right{min-width:0}.model-control{position:relative;display:inline-flex;align-items:center;gap:4px}.model-control select{appearance:none;background:none;border:0;cursor:pointer;padding:9px 31px 9px 8px;font-weight:600;font-size:17px;letter-spacing:-.3px;border-radius:8px;max-width:260px}.model-control select:hover{background:var(--surface)}.model-control>[data-icon]{position:absolute;right:8px;pointer-events:none;color:var(--muted)}.model-control .icon{width:15px;height:15px}.model-control option{font-size:14px;background:var(--bg)}#open-sidebar{display:none}.header-new{color:var(--muted)}.sidebar-collapsed .sidebar{transform:translateX(-100%)}.sidebar-collapsed .chat-main{margin-left:0}.sidebar-collapsed #open-sidebar{display:inline-flex}.chat-scroll{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--border) transparent;scroll-behavior:auto}.welcome{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px 25px;gap:17px}.welcome-logo{color:var(--text);transform:rotate(-8deg)}.welcome-logo .icon{width:48px;height:48px}.welcome h1{margin:0;font-size:29px;font-weight:550;letter-spacing:-.7px;line-height:1.5}.empty-chat .chat-scroll{flex:0 1 auto;margin-top:auto;overflow:visible}.empty-chat .composer-region{margin-bottom:auto;padding-top:28px}.empty-chat .welcome{padding-top:0;padding-bottom:4px}.empty-chat .composer-note{opacity:0}.thread{max-width:820px;margin:0 auto;padding:28px 32px 38px}.older-messages{display:block;margin:0 auto 23px;font-size:12px}.message{margin:0 0 34px;overflow-wrap:anywhere}.message.user{display:flex;justify-content:flex-end;margin:0 0 30px}.user .message-body{max-width:85%;background:var(--user);padding:13px 19px;border-radius:23px 23px 6px 23px;min-width:35px}.user-text{white-space:pre-wrap;font-size:15px;line-height:1.75}.message-heading{display:flex;align-items:center;gap:9px;font-weight:600;font-size:13px;margin:0 0 12px}.assistant-avatar{display:flex;align-items:center;justify-content:center;width:24px;height:24px}.assistant-avatar .icon{width:23px;height:23px}.model-note{font-weight:400;font-size:10px;letter-spacing:.1px;color:var(--faint);margin-left:auto}.assistant .message-body{font-size:15px;line-height:1.8}.markdown>:first-child{margin-top:0}.markdown>:last-child{margin-bottom:0}.markdown p{margin:0 0 1em}.markdown h1,.markdown h2,.markdown h3,.markdown h4{line-height:1.5;font-weight:650;margin:1.4em 0 .6em}.markdown h1{font-size:1.65em}.markdown h2{font-size:1.4em}.markdown h3{font-size:1.16em}.markdown ul,.markdown ol{padding-left:1.65em;margin:.6em 0 1em}.markdown li{margin:.25em 0}.markdown li>p{margin:.25em 0}.markdown a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}.markdown blockquote{border-left:3px solid var(--border);color:var(--muted);padding:3px 0 3px 17px;margin:1em 0}.markdown blockquote p:last-child{margin-bottom:0}.markdown hr{border:0;border-top:1px solid var(--border);margin:1.8em 0}.markdown code{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:.86em;background:var(--surface);padding:2px 5px;border-radius:4px}.markdown pre{background:var(--code);border:1px solid var(--border);border-radius:13px;overflow:hidden;margin:1.1em 0;font-size:13px;line-height:1.7;white-space:pre;max-width:100%}.markdown pre>code{display:block;overflow-x:auto;padding:15px 18px;background:transparent;color:var(--text);font-size:12px;border-radius:0;tab-size:4}.code-head{display:flex;align-items:center;justify-content:space-between;padding:7px 13px;background:var(--surface);border-bottom:1px solid var(--border);font-size:11px;color:var(--muted)}.code-copy{display:flex;align-items:center;gap:6px;padding:2px 3px;font-size:11px}.code-copy .icon{width:13px;height:13px}.markdown table{display:block;max-width:100%;width:fit-content;overflow-x:auto;border-collapse:collapse;margin:1.2em 0;font-size:13px}.markdown td,.markdown th{border-bottom:1px solid var(--border);padding:9px 15px;text-align:left;min-width:70px}.markdown th{background:var(--surface);font-weight:600}.markdown img{max-width:100%;height:auto;border-radius:12px;display:block;margin:12px 0}.markdown .katex{font-size:1.06em}.katex-display{overflow-x:auto;overflow-y:hidden;padding:4px 0}/* Sources stay quiet until requested; no remote favicons or link previews. */
.markdown a.citation-ref{display:inline-flex;align-items:center;justify-content:center;vertical-align:super;min-width:20px;height:20px;padding:0 5px;margin:0 1px;border:1px solid var(--border);border-radius:6px;background:var(--surface);font-size:11px;font-weight:600;line-height:1;white-space:nowrap;text-decoration:none;color:var(--muted)}
.markdown a.citation-ref:hover{color:var(--text);background:var(--surface-hover);border-color:var(--faint)}
.sources{margin:15px 0 5px;font-size:12px;line-height:1.5;max-width:100%}
.sources summary{cursor:pointer;list-style:none;user-select:none}
.sources summary::-webkit-details-marker{display:none}
.sources summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.sources-toggle{display:inline-flex;align-items:center;gap:7px;min-height:34px;padding:5px 9px;border-radius:9px;color:var(--muted);max-width:100%;font-weight:500}
.sources-toggle:hover,.sources[open]>.sources-toggle{background:var(--surface);color:var(--text)}
.sources-toggle>.icon{width:16px;height:16px}
.source-count{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted);padding-left:1px}
.source-chevron{display:inline-flex;align-items:center;margin-left:3px;color:var(--faint)}
.source-chevron .icon{width:13px;height:13px;transition:transform .15s}
.sources[open]>.sources-toggle>.source-chevron .icon,.source-extra[open]>.source-extra-toggle>.source-chevron .icon{transform:rotate(180deg)}
.sources-panel{margin-top:8px;padding:5px;border:1px solid var(--border);border-radius:13px;background:var(--card);max-height:min(440px,55dvh);overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--border) transparent}
.source-list{display:flex;flex-direction:column;min-width:0}
.source-list-item{min-width:0}
.markdown a.source-row{display:flex;align-items:center;gap:11px;padding:10px 11px;border-radius:9px;text-decoration:none;color:var(--text);min-width:0}
.markdown a.source-row:hover{background:var(--surface)}
.source-number{display:inline-flex;align-items:center;justify-content:center;flex:0 0 27px;min-width:27px;height:27px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums;line-height:1;white-space:nowrap}
.source-label{min-width:0;flex:1;display:flex;flex-direction:column;gap:3px}
.source-title{display:block;font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.source-domain{display:block;font-size:10px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.source-arrow{display:inline-flex;flex:0 0 auto;color:var(--faint);transform:rotate(-135deg)}
.source-arrow>.icon{width:13px;height:13px}
.source-extra{border-top:1px solid var(--border);margin:5px 6px 0;padding-top:4px}
.source-extra-toggle{display:flex;align-items:center;gap:7px;padding:10px 5px;color:var(--muted);font-size:11px;min-height:36px}
.source-extra-toggle .source-chevron{margin-left:auto}
.source-extra>.source-list{margin:0 -6px}
.reasoning{margin:2px 0 17px;color:var(--muted);font-size:13px;border-left:2px solid var(--border);padding-left:13px}.reasoning summary{cursor:pointer;padding:3px 0;user-select:none}.reasoning .markdown{padding:12px 0 3px;line-height:1.65}.message-status{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px;padding:9px 0}.pulse-dot{height:7px;width:7px;background:var(--accent);border-radius:50%;animation:breathe 1.6s ease-in-out infinite}.message-status.waiting_admin{color:var(--muted)}.message-error{font-size:12px;color:var(--danger);padding:4px 0}.message-actions{display:flex;margin-top:10px;gap:5px;color:var(--muted)}.message-actions .icon-btn{width:29px;height:29px;padding:6px}.message-actions .icon{width:17px;height:17px}.message-attachments{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.attachment{position:relative;max-width:100%;display:inline-flex;border:1px solid var(--border);border-radius:12px;background:var(--card);overflow:visible;min-height:64px}.file-preview{display:flex;align-items:center;gap:11px;padding:12px 15px;max-width:280px;min-width:180px}.file-preview>.icon{width:29px;height:29px;color:var(--muted)}.file-label{min-width:0;display:flex;flex-direction:column;gap:2px}.file-name{font-size:12px;max-width:200px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-weight:500}.file-label small{font-size:10px}.attachment-image{overflow:visible;width:170px;height:140px}.image-preview{padding:0;display:flex;align-items:center;justify-content:center;width:100%;height:100%;border-radius:11px;overflow:hidden;background:var(--surface)}.image-preview img{width:100%;height:100%;object-fit:cover}.message.assistant .attachment-image{width:280px;height:220px;max-width:100%}.remove-file{position:absolute;right:-7px;top:-7px;border:1px solid var(--border);border-radius:50%;width:22px;height:22px;display:flex;align-items:center;justify-content:center;background:var(--card);box-shadow:0 1px 3px #0001;padding:3px}.remove-file .icon{width:13px;height:13px}.composer-region{padding:5px 28px 10px;flex-shrink:0;position:relative;z-index:15;background:var(--bg)}.composer-shell{max-width:760px;margin:0 auto;border:1px solid var(--border);border-radius:26px;background:var(--surface);padding:15px 16px 10px;box-shadow:0 3px 12px #00000003}.composer-shell:focus-within{border-color:var(--faint)}#prompt{display:block;width:100%;resize:none;border:0;outline:none;background:none;padding:2px 6px 7px;min-height:45px;max-height:210px;font-size:15px;line-height:1.65;scrollbar-width:thin}#prompt:focus-visible{outline:none}#prompt::placeholder{color:var(--muted)}.composer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:9px;min-height:38px}.composer-options{display:flex;align-items:center;gap:7px;min-width:0;flex:1}.add-button{width:34px;height:34px;border-radius:50%}.add-button .icon{width:23px;height:23px}.tool-menu-wrap{position:relative}.popover{background:var(--card);border:1px solid var(--border);border-radius:13px;box-shadow:var(--shadow);padding:5px;z-index:200}.tools-menu{position:absolute;bottom:44px;left:-7px;width:214px}.menu-item{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:8px;text-align:left;width:100%;font-size:12px}.menu-item:hover{background:var(--surface)}.menu-item .icon{width:18px;height:18px}.menu-divider{border-top:1px solid var(--border);margin:4px 5px}.check-slot{margin-left:auto}.check-slot .icon{width:16px;height:16px}.effort-control{display:flex;align-items:center;position:relative;border-radius:18px;padding:0 8px;border:1px solid var(--border);height:32px;gap:4px;flex-shrink:0}.effort-control>[data-icon] .icon{width:14px;height:14px;color:var(--muted)}.effort-control select{font-size:11px;padding:6px 17px 6px 0;appearance:none;cursor:pointer;border:0;background:none;outline:none}.effort-control .tiny-chevron{position:absolute;right:5px;pointer-events:none}.effort-control .tiny-chevron .icon{width:12px;height:12px}.active-tools{display:flex;align-items:center;gap:5px;overflow-x:auto;scrollbar-width:none}.active-tool{display:flex;align-items:center;gap:4px;color:var(--accent);background:var(--accent-soft);padding:5px 8px;border-radius:15px;font-size:10px;white-space:nowrap}.active-tool .icon{width:14px;height:14px}.send-button{width:35px;height:35px;display:flex;align-items:center;justify-content:center;background:var(--button);color:var(--button-text);border-radius:50%;flex-shrink:0}.send-button .icon{width:22px;height:22px;stroke-width:1.9}.send-button:disabled{opacity:.25}.composer-note{text-align:center;font-size:10px;color:var(--muted);margin:9px 0 1px;line-height:1.5}.upload-tray{display:flex;gap:12px;overflow-x:auto;padding:4px 7px 12px;scrollbar-width:thin}.upload-tray .attachment{flex-shrink:0}.upload-tray .attachment-image{width:68px;height:68px;min-height:68px}.upload-tray .file-preview{min-width:145px;max-width:220px;height:68px;padding:10px 12px}.upload-tray .file-name{max-width:155px}.upload-progress{font-size:11px;color:var(--muted);padding:4px 6px 8px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.scroll-bottom{position:absolute;left:50%;top:-50px;border:1px solid var(--border);background:var(--card);border-radius:50%;box-shadow:0 2px 8px #0001;width:33px;height:33px}.scroll-bottom .icon{width:18px;height:18px}.connection{font-size:11px;display:inline-flex;align-items:center;gap:6px;color:var(--muted);white-space:nowrap}.connection.offline:before{content:'';width:5px;height:5px;background:#bc8b45;border-radius:50%}.drop-overlay{position:absolute;inset:10px;background:var(--card);border:2px dashed var(--accent);border-radius:16px;opacity:.96;z-index:300;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;pointer-events:none}.drop-overlay .icon{width:50px;height:50px}.drop-overlay strong{font-size:22px;font-weight:500}.floating-menu{position:fixed;width:170px}.drawer-backdrop{position:fixed;inset:0;background:#0005;z-index:45}.modal{border:1px solid var(--border);border-radius:18px;padding:0;max-width:min(92vw,480px);width:440px;color:var(--text);background:var(--card);box-shadow:0 20px 100px #0003;max-height:88dvh;overflow-y:auto}.modal::backdrop,.image-modal::backdrop{background:#0007;backdrop-filter:blur(3px)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:17px 21px;border-bottom:1px solid var(--border);gap:12px}.modal-head h2{font-size:17px;font-weight:600;margin:0;line-height:1.5;overflow-wrap:anywhere}.modal-head .icon-btn{width:29px;height:29px}.modal-body{padding:22px}.modal-body>p{margin:0;font-size:13px;line-height:1.8}.modal-actions{display:flex;justify-content:flex-end;gap:9px;padding:0 22px 22px}.modal-actions .btn{font-size:12px}.settings-body{padding-top:8px}.setting-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}.setting-row>.input{width:140px}.setting-action{display:flex;align-items:center;gap:11px;padding:15px 2px;width:100%;text-align:left;border-bottom:1px solid var(--border)}.setting-action:last-child{border-bottom:0}.setting-action .icon{color:var(--muted);width:19px;height:19px}.input{display:block;width:100%;border:1px solid var(--border);border-radius:9px;padding:10px 12px;background:var(--bg);font-size:13px;line-height:1.5}textarea.input{resize:vertical;min-height:80px}.input::placeholder{color:var(--faint)}select.input{cursor:pointer}.form-stack{display:flex;flex-direction:column;gap:12px}.form-stack label{font-size:12px}.form-stack label .input{margin-top:7px}.form-error{font-size:12px;color:var(--danger);margin:0;line-height:1.6}.form-error:empty{display:none}.password-wrap{position:relative}.password-wrap .input{padding-right:43px}.password-wrap>.icon-btn{position:absolute;right:4px;top:4px;color:var(--muted);width:32px;height:32px}.password-wrap>.icon-btn .icon{width:17px;height:17px}.toasts{position:fixed;bottom:27px;left:50%;transform:translateX(-50%);z-index:1000;display:flex;flex-direction:column;gap:9px;max-width:min(92vw,500px);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:15px;padding:10px 10px 10px 17px;background:var(--button);color:var(--button-text);font-size:12px;border-radius:12px;box-shadow:0 6px 25px #0003;line-height:1.6}.toast.error{background:var(--danger-soft);color:var(--danger);border:1px solid var(--danger)}.toast>.icon-btn{width:25px;height:25px}.toast .icon{width:14px;height:14px}.image-modal{padding:0;background:var(--card);border:1px solid var(--border);border-radius:14px;color:var(--text);max-width:94vw;max-height:94dvh;width:auto}.image-modal>img{display:block;width:auto;height:auto;max-width:90vw;max-height:80dvh;object-fit:contain;margin:auto}.image-toolbar{display:flex;align-items:center;gap:8px;padding:8px 11px;border-bottom:1px solid var(--border)}.image-toolbar>span{font-size:12px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70vw}.login-page{display:flex;flex-direction:column;background:var(--side);min-height:100dvh;height:auto}.login-brand{position:absolute;left:35px;top:27px;display:flex;align-items:center;gap:10px;font-size:18px;font-weight:650;letter-spacing:-.3px}.login-card{width:370px;max-width:calc(100vw - 48px);margin:auto;padding:90px 0;transform:translateY(-16px)}.login-emblem{text-align:center;margin-bottom:22px;display:flex;justify-content:center}.login-emblem .icon{width:43px;height:43px;transform:rotate(-8deg)}.login-card h1{text-align:center;font-size:26px;font-weight:550;margin:0 0 35px;letter-spacing:-.6px}.login-card .input{background:var(--bg);padding:13px 43px 13px 14px;font-size:14px;border-radius:11px;height:48px}.login-card .password-wrap>.icon-btn{top:8px;right:6px}.login-card form{gap:9px}.login-card form>label{font-size:12px;color:var(--muted);padding-left:2px}.login-submit{margin-top:14px;height:46px;border-radius:11px;font-size:14px;justify-content:space-between;padding-left:20px;padding-right:18px}.login-submit .icon{width:18px;height:18px;transform:rotate(90deg)}.login-footer{position:absolute;bottom:24px;left:0;right:0;text-align:center;font-size:11px;color:var(--faint)}
/* Administrator */
.admin-page{background:var(--side);min-height:100dvh;height:auto}.admin-sidebar{position:fixed;left:0;top:0;bottom:0;width:225px;background:var(--card);border-right:1px solid var(--border);padding:27px 15px 19px;display:flex;flex-direction:column;z-index:20}.admin-sidebar>.brand{padding:0 10px}.brand small{display:block;font-size:10px;font-weight:400;letter-spacing:1px;color:var(--muted);margin-top:-2px}.admin-nav{display:flex;flex-direction:column;gap:5px;margin-top:34px}.admin-nav .nav-btn{padding:11px 12px;font-size:12px}.admin-nav .nav-btn .icon{width:18px;height:18px}.admin-nav .nav-btn.active{font-weight:550;background:var(--accent-soft);color:var(--accent)}.admin-sidebar-footer{margin-top:auto;padding-top:40px}.admin-sidebar-footer .nav-btn{font-size:11px;color:var(--muted)}.admin-sidebar-footer .icon{width:17px;height:17px}.version-label{font-size:10px;color:var(--faint);display:block;margin:16px 12px 0}.count-badge{margin-left:auto;border-radius:12px;font-size:10px;min-width:19px;padding:1px 5px;text-align:center;background:var(--accent);color:var(--card)}.admin-main{margin-left:225px;padding:37px 42px 60px;max-width:1720px}.admin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px;gap:16px}.eyebrow{font-size:10px;letter-spacing:1.2px;color:var(--muted);margin-bottom:6px}.admin-header h1{font-size:25px;margin:0;letter-spacing:-.6px;font-weight:600}.admin-header-status{display:flex;gap:15px;align-items:center}.mode-badge{font-size:10px;padding:5px 10px;background:var(--surface);color:var(--muted);border-radius:20px;border:1px solid var(--border);white-space:nowrap}.mode-badge.auto{background:var(--accent-soft);color:var(--accent);border-color:transparent}.mode-badge.quota{color:#a97c36;background:#b9914620;border-color:transparent}.card{border:1px solid var(--border);background:var(--card);border-radius:15px}.pending-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;align-items:start}.pending-list{display:flex;flex-direction:column;gap:10px;max-height:calc(100dvh - 170px);overflow-y:auto;scrollbar-width:thin;padding:1px}.pending-item{padding:15px;text-align:left;border:1px solid var(--border);background:var(--card);border-radius:12px;width:100%}.pending-item:hover{border-color:var(--faint)}.pending-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.pending-item-top{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}.pending-item-top strong{font-size:12px;font-weight:550;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.pending-item-top small{font-size:9px;color:var(--faint);white-space:nowrap}.pending-item p{font-size:12px;line-height:1.7;margin:11px 0 15px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pending-item-bottom{display:flex;justify-content:space-between;align-items:center;gap:7px;font-size:9px;color:var(--faint)}.pending-label{color:var(--accent);background:var(--accent-soft);border-radius:4px;padding:2px 5px}.pending-list-empty{font-size:12px;text-align:center;padding:35px 10px;color:var(--muted)}.pending-detail{overflow:hidden}.empty-panel{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:450px;padding:30px;text-align:center;color:var(--muted)}.empty-panel>.icon,.empty-panel>[data-icon]>.icon,.empty-panel>span>.icon{width:37px;height:37px;color:var(--faint)}.empty-panel h2{font-size:17px;font-weight:550;margin:20px 0 5px;color:var(--text)}.empty-panel p{font-size:12px;margin:0}.pending-detail-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:10px}.pending-detail-head h2{font-size:14px;font-weight:550;margin:0 0 4px}.pending-detail-head .muted{font-size:10px}.pending-detail-head>.text-btn{font-size:10px}.pending-messages{padding:26px 23px 15px;overflow-y:auto;max-height:52dvh;scrollbar-width:thin}.pending-messages .message{margin-bottom:24px}.pending-messages .markdown,.pending-messages .user-text{font-size:13px}.pending-messages .model-note{font-size:8px}.manual-form{border-top:1px solid var(--border);padding:17px 20px;background:var(--surface)}.manual-form textarea{width:100%;border:none;outline:none;background:none;line-height:1.8;font-size:13px;min-height:95px;max-height:300px;resize:vertical}.manual-form textarea:focus-visible{outline:none}.manual-form textarea::placeholder{color:var(--muted)}.manual-toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;padding-top:8px}.manual-toolbar>.btn{font-size:12px}.inline-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.queue-error{font-size:11px;padding:10px 22px;background:var(--danger-soft);color:var(--danger)}.queue-error summary{cursor:pointer}.queue-error pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:170px;overflow:auto;font-size:10px;margin:10px 0 0}.panel-toolbar{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.admin-search{background:var(--card);border-color:var(--border);width:270px;max-width:100%}.admin-search input{font-size:12px}.conversation-table{overflow:hidden}.conversation-row{display:flex;align-items:center;gap:18px;padding:4px 20px;border-bottom:1px solid var(--border)}.conversation-row:last-child{border-bottom:0}.conversation-row:hover{background:var(--surface)}.conversation-row-main{text-align:left;flex:1;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:17px 0;min-width:0}.conversation-row-main strong{font-size:12px;font-weight:500;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.conversation-row-main small{font-size:10px;white-space:nowrap}.table-empty{padding:40px;text-align:center;font-size:12px;color:var(--muted)}.wide-modal{width:850px;max-width:min(95vw,850px)}.conversation-preview{max-height:70dvh;overflow:auto;padding:25px 30px}.conversation-preview>.text-btn{display:block;margin:0 auto 20px;font-size:11px}.conversation-preview .message{margin-bottom:25px}.narrow-panel{max-width:800px}.form-card{padding:25px 27px;margin-bottom:20px}.form-card h2{font-size:15px;font-weight:600;margin:0 0 22px}.form-card>label{display:block;font-size:12px;margin:17px 0 8px}.form-card>label:first-child{margin-top:0}.form-card>.inline-actions{margin:10px 0 22px}.card-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:22px}.card-heading h2{margin:0}.subtle-badge{font-size:10px;color:var(--muted);background:var(--surface);border-radius:5px;padding:3px 7px}.inline-status{font-size:11px;color:var(--muted);max-width:100%;overflow-wrap:anywhere}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid label{font-size:12px}.form-grid .input{margin-top:8px}.form-footer{display:flex;align-items:center;justify-content:flex-end;gap:20px}.form-footer .form-error{margin-right:auto}.advanced-settings{margin-top:22px;padding-top:17px;border-top:1px solid var(--border)}.advanced-settings summary{font-size:12px;cursor:pointer;color:var(--muted);margin-bottom:12px}.code-input{font-family:Consolas,"SFMono-Regular",monospace;font-size:11px;line-height:1.8;tab-size:2}.field-note{font-size:10px;color:var(--muted);line-height:1.8;margin:10px 0 0}.account-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;border-top:1px solid var(--border)}.account-row:last-child{padding-bottom:0}.account-row strong{font-size:12px;font-weight:500}.account-row p{font-size:11px;color:var(--muted);margin:5px 0 0}.account-row .btn{font-size:12px}.form-card>.setting-row{display:flex;margin:0;border:0;padding:0}.log-filters{display:flex;gap:10px;align-items:center}.log-filters>select{width:115px}.wrap-toolbar{flex-wrap:wrap}.log-card{overflow:hidden}.log-card-heading{display:flex;justify-content:space-between;align-items:center;padding:13px 20px;border-bottom:1px solid var(--border);font-size:11px}.log-lines{padding:0 18px;max-height:65dvh;overflow:auto;background:var(--code);font-family:Consolas,"SFMono-Regular",monospace}.log-line{font-size:10px;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere;border-bottom:1px solid var(--border);padding:13px 0;margin:0;color:var(--muted)}.log-line:last-child{border-bottom:0}.log-line.error{color:var(--danger)}.log-line.warning{color:#b28d4d}.checkbox-label{display:flex;align-items:center;gap:8px;font-size:12px}.checkbox-label input{accent-color:var(--accent);width:14px;height:14px}.log-content-setting{margin-top:18px}.admin-panel .btn{font-size:12px}.admin-panel .btn .icon{width:16px;height:16px}
@keyframes breathe{0%,100%{opacity:.35}50%{opacity:1}}
@media (min-width:1500px){.welcome h1{font-size:32px}.thread{max-width:880px}.composer-shell{max-width:800px}.welcome-logo .icon{width:52px;height:52px}}
@media (max-width:1150px){.admin-main{padding:30px 24px}.pending-layout{grid-template-columns:220px minmax(0,1fr);gap:16px}.admin-sidebar{width:205px}.admin-main{margin-left:205px}.pending-item{padding:12px}.pending-item-top{flex-direction:column;gap:3px}.pending-messages{padding:22px 18px}.model-note{display:none}}
@media (max-width:800px){:root{--sidebar-width:276px}.sidebar{transform:translateX(-100%)}.sidebar-open .sidebar{transform:none}.chat-main{margin-left:0}.chat-header{height:61px;padding:9px 14px}#open-sidebar{display:inline-flex}.header-left{gap:5px}.model-control select{font-size:15px;max-width:215px}.chat-scroll{padding-top:3px}.thread{padding:17px 20px 30px;max-width:760px}.composer-region{padding:4px 14px max(9px,env(safe-area-inset-bottom))}.composer-shell{border-radius:23px;padding:13px 12px 9px}.welcome h1{font-size:25px}.welcome-logo .icon{width:42px;height:42px}.empty-chat .composer-region{padding-top:23px}.empty-chat .welcome{padding-bottom:5px}.history-menu{opacity:1}.user .message-body{max-width:88%}.message.assistant .attachment-image{width:240px;height:185px}.admin-sidebar{position:static;width:100%;padding:15px 18px 10px;border-right:0;border-bottom:1px solid var(--border);display:block}.admin-sidebar>.brand{padding:0;font-size:16px}.brand small{display:inline;font-size:10px;letter-spacing:0;margin-left:7px}.admin-nav{display:flex;flex-direction:row;gap:4px;overflow-x:auto;margin-top:15px;scrollbar-width:none}.admin-nav .nav-btn{padding:9px 11px;width:auto;font-size:11px;gap:7px}.admin-nav .icon{width:16px!important;height:16px!important}.admin-sidebar-footer{position:absolute;right:14px;top:14px;display:flex;padding:0;align-items:center;gap:6px}.admin-sidebar-footer>.nav-btn{width:auto;font-size:0;padding:8px}.admin-sidebar-footer .version-label{display:none}.admin-main{margin-left:0;padding:24px 18px 40px}.admin-header{margin-bottom:23px}.admin-header h1{font-size:23px}.pending-layout{grid-template-columns:210px minmax(0,1fr);gap:15px}.pending-list{max-height:70dvh}.pending-detail-head{padding:15px}.pending-messages{padding:20px 15px;max-height:48dvh}.manual-form{padding:14px}.pending-detail-head .icon-btn{width:28px;height:28px}.form-card{padding:21px}.connection{font-size:10px}.header-right{gap:5px}.model-note{display:none}.login-brand{top:20px;left:23px}.login-card{transform:translateY(-3px)}}
@media (max-width:550px){.thread{padding:13px 17px 25px}.message{margin-bottom:29px}.message-heading{font-size:12px;margin-bottom:11px}.assistant .message-body,.user-text{font-size:14px}.user .message-body{padding:11px 16px;border-radius:20px 20px 5px 20px;max-width:92%}.composer-options{gap:2px}.effort-control{padding-left:6px;padding-right:7px;height:30px}.effort-control select{font-size:10px;padding-right:13px;max-width:93px}.effort-control>.tiny-chevron{right:3px}.active-tool span{display:none}.active-tool{padding:6px;gap:0}.active-tools{gap:4px}.add-button{width:32px;height:32px}.composer-shell{padding:11px 10px 8px}#prompt{font-size:16px;min-height:44px;padding-bottom:6px}.send-button{width:33px;height:33px}.composer-note{font-size:9px;margin-top:8px}.welcome h1{font-size:24px;letter-spacing:-.5px}.empty-chat .composer-region{margin-bottom:auto}.welcome-logo .icon{width:40px;height:40px}.model-control select{max-width:190px;font-size:14px}.header-new{width:30px;height:30px}.chat-header{padding-left:10px;padding-right:10px}.header-left{gap:1px}.model-control select{padding-left:5px;padding-right:24px}.model-control>[data-icon]{right:4px}.message-attachments{gap:8px}.attachment-image{width:145px;height:115px}.message.assistant .attachment-image{width:min(100%,280px);height:200px}.file-preview{max-width:245px}.markdown pre>code{padding:13px 13px}.markdown th,.markdown td{padding:7px 11px}.markdown pre{font-size:11px}.markdown pre>code{font-size:11px}.source-chip{max-width:220px}.toasts{bottom:20px;min-width:240px}.modal-head{padding:15px 18px}.modal-body{padding:19px}.modal-actions{padding:0 19px 19px}.pending-layout{display:block}.pending-list{display:flex;flex-direction:row;overflow-x:auto;overflow-y:hidden;max-height:180px;padding:2px;margin:0 -1px 16px;scrollbar-width:thin;gap:10px}.pending-item{flex:0 0 235px;max-width:235px;padding:13px}.pending-item p{-webkit-line-clamp:2;margin:9px 0}.pending-item-top{flex-direction:row;align-items:center}.pending-item-top small{font-size:8px}.pending-list-empty{display:none}.empty-panel{min-height:330px;padding:25px 20px}.admin-main{padding:21px 14px 35px}.admin-header-status{flex-direction:column-reverse;align-items:flex-end;gap:6px}.admin-sidebar{padding:15px 13px 9px}.admin-nav .nav-btn{padding:8px 10px;font-size:10px;gap:5px}.admin-nav .nav-btn .icon{display:none}.count-badge{font-size:9px;min-width:16px;padding:0 4px;margin-left:3px}.admin-nav{gap:3px}.admin-main .eyebrow{font-size:9px}.admin-header h1{font-size:23px}.pending-messages{max-height:48dvh}.panel-toolbar{gap:10px}.admin-search{flex:1;min-width:0}.panel-toolbar>.btn{font-size:10px;padding:8px 10px;gap:5px}.form-card{padding:20px 17px}.form-grid{grid-template-columns:1fr;gap:17px}.form-card h2{font-size:14px}.card-heading{gap:8px;flex-wrap:wrap}.subtle-badge{font-size:9px}.input{font-size:14px}.code-input{font-size:10px}.inline-actions{gap:8px}.form-footer{gap:10px;align-items:flex-start}.form-footer .form-error{font-size:11px}.log-filters{width:100%}.log-filters>.input{width:105px;font-size:11px;padding:9px}.wrap-toolbar>.inline-actions{width:100%}.wrap-toolbar>.inline-actions>.btn{font-size:10px;padding:8px 11px}.wrap-toolbar .inline-actions .btn:last-child{margin-left:auto}.log-lines{padding:0 12px}.log-line{font-size:9px}.conversation-row{padding:4px 14px;gap:9px}.conversation-row-main{align-items:flex-start;flex-direction:column;gap:5px;padding:13px 0}.conversation-row-main strong{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.conversation-preview{padding:20px 15px}.login-card{width:340px;max-width:calc(100vw - 42px)}.login-card h1{font-size:25px}.login-brand{font-size:17px}.account-row p{font-size:10px}.pending-detail-head>.text-btn{font-size:9px}.manual-toolbar .btn.small{font-size:10px}.manual-toolbar>.btn{font-size:11px;padding:8px 12px}.login-footer{bottom:20px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.message-warning{font-size:11px;color:var(--muted);border-left:2px solid var(--border);padding:3px 0 3px 10px;margin:12px 0 4px;line-height:1.7}.math-display{display:block;overflow:auto;max-width:100%}.cancel-waiting{font-size:11px;padding:2px 6px;margin-left:4px}
/* Syntax highlighting follows the page theme, including system appearance. */
:root{--syntax-keyword:#9c389e;--syntax-string:#276b44;--syntax-number:#a84f15;--syntax-title:#6e4ca4;--syntax-comment:#73776f;--syntax-type:#2765a0;--syntax-symbol:#a63d47}
:root[data-theme="dark"]{--syntax-keyword:#d8a0e7;--syntax-string:#a2cead;--syntax-number:#edb27d;--syntax-title:#c9b4ef;--syntax-comment:#92998b;--syntax-type:#9ec4eb;--syntax-symbol:#efacb4}
@media(prefers-color-scheme:dark){:root[data-theme="auto"]{--syntax-keyword:#d8a0e7;--syntax-string:#a2cead;--syntax-number:#edb27d;--syntax-title:#c9b4ef;--syntax-comment:#92998b;--syntax-type:#9ec4eb;--syntax-symbol:#efacb4}}
.hljs{color:var(--text)!important;background:transparent!important}.hljs-keyword,.hljs-selector-tag,.hljs-literal,.hljs-meta .hljs-keyword{color:var(--syntax-keyword)}.hljs-string,.hljs-regexp,.hljs-template-tag,.hljs-addition{color:var(--syntax-string)}.hljs-number,.hljs-variable,.hljs-template-variable{color:var(--syntax-number)}.hljs-title,.hljs-title.function_,.hljs-title.class_,.hljs-section{color:var(--syntax-title)}.hljs-comment,.hljs-quote{color:var(--syntax-comment)}.hljs-built_in,.hljs-type,.hljs-attr,.hljs-attribute,.hljs-selector-class,.hljs-meta{color:var(--syntax-type)}.hljs-symbol,.hljs-bullet,.hljs-deletion,.hljs-name{color:var(--syntax-symbol)}
/* The search result badge reflects actual completed tool use. */
.search-used{display:inline-flex;align-items:center;gap:4px;white-space:nowrap;border-radius:12px;padding:2px 7px;background:var(--accent-soft);color:var(--accent);font-size:10px;font-weight:400}.search-used .icon{width:12px;height:12px}
@media(max-width:550px){.search-used{font-size:9px;padding:2px 6px}}

@media (pointer:coarse){.markdown a.citation-ref{min-width:24px;height:24px}.sources-toggle{min-height:40px}}