.quick-create{max-width:780px;margin:28px auto 0;padding:20px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px;border:1px solid var(--line);background:var(--surface)}.quick-create label{display:flex;flex-direction:column;gap:7px;color:#bbbeba;font-size:12px}.quick-create input{height:42px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius);outline:0;color:var(--text);background:#111315}.quick-create p{grid-column:1 / -1;margin:2px 0 0;color:var(--accent);font-size:12px}@media(max-width:720px){.quick-create{margin:18px 16px 0;grid-template-columns:1fr}}:root{font-family:Inter,Microsoft YaHei,system-ui,sans-serif;color:#ecebe6;background:#0e0f10;font-synthesis:none;--bg:#0e0f10;--surface:#151719;--surface-2:#1d2022;--line:#2d3032;--text:#ecebe6;--muted:#969b99;--accent:#d8cfac;--accent-dark:#242219;--green:#7da591;--danger:#cf766c;--radius:6px}*{box-sizing:border-box}html,body,#root{margin:0;min-width:320px;min-height:100%;background:var(--bg)}button,input,textarea{font:inherit;letter-spacing:0}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:236px minmax(0,1fr)}.rail{position:fixed;inset:0 auto 0 0;width:236px;border-right:1px solid var(--line);padding:24px 14px 18px;display:flex;flex-direction:column;background:#111315;z-index:5}.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none;padding:4px 8px 28px}.brand-mark,.mini-avatar{display:grid;place-items:center;width:34px;height:34px;border:1px solid #5c594b;background:var(--accent-dark);color:var(--accent);border-radius:50%}.brand span:last-child{display:flex;flex-direction:column}.brand b{font-size:13px}.brand small{font-size:11px;color:var(--muted);margin-top:2px}.rail nav{display:flex;flex-direction:column;gap:5px}.nav-link{height:44px;display:flex;align-items:center;gap:12px;padding:0 12px;color:var(--muted);text-decoration:none;border-radius:var(--radius);font-size:14px}.nav-link:hover{color:var(--text);background:#181a1c}.nav-link.active{color:var(--text);background:var(--surface-2);box-shadow:inset 2px 0 var(--accent)}.nav-link.active svg{color:var(--accent)}.rail-foot{margin-top:auto;padding:14px 10px 4px;border-top:1px solid var(--line);display:flex;gap:9px;color:#747977;font-size:11px;line-height:1.4}.workspace{grid-column:2;min-width:0;min-height:100vh}.mobile-nav{display:none}.chat-layout{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) 280px}.chat-column{min-width:0;display:flex;flex-direction:column;height:100vh}.page-header{min-height:104px;padding:27px 34px 22px;border-bottom:1px solid var(--line);display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.page-header h1{font-size:24px;line-height:1.2;margin:5px 0 0;font-weight:590}.page-header .muted{margin:9px 0 0}.eyebrow{margin:0;color:var(--accent);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.quiet-button,.primary-button,.icon-button,.send-button{min-height:42px;border-radius:var(--radius);border:1px solid var(--line);background:transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}.quiet-button{padding:0 14px;color:#c4c6c2}.quiet-button:hover{background:var(--surface-2)}.message-list{flex:1;overflow:auto;padding:22px max(34px,calc((100% - 760px)/2)) 30px}.date-rule{display:flex;align-items:center;gap:10px;color:#686d6a;font-size:11px;margin:0 0 30px}.date-rule:before,.date-rule:after{content:"";height:1px;flex:1;background:#222527}.message{display:flex;gap:12px;max-width:720px;margin:0 0 28px}.message.user{margin-left:auto;justify-content:flex-end}.message>div{max-width:86%}.message small{display:block;color:#777d7a;font-size:11px;margin-bottom:7px}.message p{margin:0;line-height:1.8;font-size:15px;white-space:pre-wrap}.message.user p{background:#222421;border:1px solid #363830;padding:11px 14px;border-radius:var(--radius)}.mini-avatar{width:30px;height:30px;flex:0 0 auto}.composer-wrap{padding:8px max(34px,calc((100% - 760px)/2)) 22px}.composer{border:1px solid #3b3e3c;background:#17191a;border-radius:var(--radius);padding:12px;box-shadow:0 16px 50px #0006}.composer:focus-within{border-color:#696753}.composer textarea{width:100%;min-height:58px;max-height:180px;resize:none;border:0;outline:0;background:transparent;color:var(--text);line-height:1.55}.composer textarea::placeholder{color:#666b68}.composer-actions{display:flex;align-items:center;gap:10px}.composer-actions>span{font-size:10px;color:#686d6a;margin-right:auto}.icon-button,.send-button{width:38px;min-height:38px;padding:0}.send-button{background:var(--accent);color:#151513;border-color:var(--accent)}.send-button:disabled{opacity:.35;cursor:default}.inline-notice{margin:0 0 8px;color:#e7aca5;font-size:12px}.stream-status{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px;margin:8px 0 0}.stream-status svg{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.mirror-panel{border-left:1px solid var(--line);background:#111315;padding:48px 28px}.mirror-portrait{width:100%;aspect-ratio:1/1;margin:0 0 26px;position:relative;display:grid;place-items:center;overflow:hidden;background:radial-gradient(circle at 48% 38%,#343738 0,#1c1f20 38%,#101213 72%);border:1px solid #303335}.mirror-portrait:after{content:"";position:absolute;inset:8%;border:1px solid #ffffff12;border-radius:50%}.mirror-portrait span{font-family:Georgia,serif;color:var(--accent);font-size:58px;opacity:.78}.mirror-portrait i{position:absolute;width:70%;height:1px;background:linear-gradient(90deg,transparent,#d8cfac55,transparent);transform:rotate(-22deg)}.mirror-portrait i:last-child{transform:rotate(37deg);width:54%}.mirror-panel h2{font-size:20px;margin:6px 0 8px}.muted{color:var(--muted);font-size:13px;line-height:1.65}.mirror-stats{display:grid;grid-template-columns:1fr 1fr;margin:28px 0;border-block:1px solid var(--line)}.mirror-stats div{padding:17px 0}.mirror-stats div+div{border-left:1px solid var(--line);padding-left:18px}.mirror-stats dt{font-size:11px;color:var(--muted)}.mirror-stats dd{margin:5px 0 0;font-size:14px}.status-line{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:12px}.status-line span{width:7px;height:7px;border-radius:50%;background:#b6a96f}.content-page{min-height:100vh}.content-page>.page-header{align-items:center}.content-page>.page-header>div{max-width:680px}.search{display:flex;align-items:center;gap:8px;width:min(320px,40vw);height:42px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius);color:var(--muted)}.search input{border:0;outline:0;background:transparent;color:var(--text);width:100%}.empty-state{min-height:calc(100vh - 105px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);padding:40px}.empty-state svg{color:var(--accent);margin-bottom:16px}.empty-state h2{font-size:17px;color:var(--text);font-weight:550;margin:0 0 8px}.empty-state p{font-size:13px;margin:0}.drop-zone{margin:36px auto 20px;max-width:780px;min-height:245px;border:1px dashed #4b4e4b;background:#121416;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;cursor:pointer;border-radius:var(--radius)}.drop-zone:hover{border-color:#817c65;background:#151715}.drop-zone input{position:absolute;width:1px;height:1px;opacity:0}.drop-zone svg{color:var(--accent)}.drop-zone strong{font-size:16px}.drop-zone span{color:var(--muted);font-size:12px}.format-grid,.file-list{max-width:780px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}.format-row{background:var(--surface);padding:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:#c3c5c2}.format-row svg{color:var(--accent)}.file-list{display:block;margin-top:18px;background:var(--surface);padding:20px}.file-list h2{font-size:14px;margin:0 0 12px}.file-list>div{padding:11px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px}.file-list small{color:var(--muted)}.file-list .primary-button{margin-top:16px}.timeline{max-width:760px;margin:48px auto;padding:0 30px}.timeline-item{display:flex;gap:18px}.timeline-item>span{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:var(--accent-dark);color:var(--accent);border:1px solid #4b493d}.timeline-item h2{font-size:17px;margin:5px 0 8px}.timeline-item small,.timeline-item p{color:var(--muted);font-size:12px}.timeline-item p{line-height:1.7}.settings-page{padding-bottom:60px}.settings-section{max-width:840px;margin:28px auto 0;padding:28px;border-bottom:1px solid var(--line)}.section-title{display:flex;gap:14px;align-items:flex-start}.section-title svg{color:var(--accent)}.section-title h2{font-size:16px;margin:0}.section-title p{color:var(--muted);font-size:12px;margin:6px 0 0}.form-grid{margin:22px 0 0 34px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:end}.form-grid label{display:flex;flex-direction:column;gap:7px;color:#bbbeba;font-size:12px}.form-grid input{height:42px;border:1px solid var(--line);border-radius:var(--radius);background:#111315;color:var(--text);padding:0 12px;outline:0}.form-grid input:focus{border-color:#6d6957}.primary-button{height:42px;padding:0 17px;background:var(--accent);color:#171713;border-color:var(--accent);font-weight:650}.primary-button:disabled{opacity:.4}.model-form{grid-template-columns:1fr 1fr}.model-form label:nth-child(3){grid-column:1/2}.settings-message{max-width:784px;margin:20px auto 0;display:flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid #365246;color:#a8ccb9;background:#15211c;font-size:12px}.settings-section>.quiet-button{margin:20px 0 0 34px}@media(max-width:1000px){.chat-layout{grid-template-columns:minmax(0,1fr)}.mirror-panel{display:none}}@media(max-width:720px){.app-shell{display:block}.rail{display:none}.workspace{min-height:calc(100vh - 64px)}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);inset:auto 0 0;background:#121416f5;border-top:1px solid var(--line);z-index:20;height:64px;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:#747977;text-decoration:none;font-size:9px;min-width:0}.mobile-nav a.active{color:var(--accent)}.chat-column{height:calc(100vh - 64px)}.page-header{min-height:86px;padding:19px 18px 16px}.page-header h1{font-size:20px}.chat-header .quiet-button{width:42px;padding:0;font-size:0}.message-list{padding:18px}.composer-wrap{padding:8px 12px 14px}.composer-actions>span{display:none}.content-page{padding-bottom:70px}.content-page>.page-header{align-items:flex-start;flex-direction:column}.search{width:100%}.drop-zone,.format-grid,.file-list{margin-left:16px;margin-right:16px}.drop-zone{margin-top:24px;min-height:210px;padding:20px;text-align:center}.format-grid{grid-template-columns:1fr}.timeline{margin:32px auto;padding:0 20px}.settings-section{margin:12px 16px 0;padding:24px 0}.form-grid,.model-form{margin-left:0;grid-template-columns:1fr}.model-form label:nth-child(3){grid-column:auto}.settings-section>.quiet-button{margin-left:0}.settings-message{margin:16px}.composer textarea{font-size:16px}}