:root{--bg: #fcfcfe;--sidebar: #f7f7fb;--text: #222337;--muted: #686b7e;--primary: #6452d8;--line: #e7e6ef;--violet-soft: #f5f3fc;--card: #ffffff;--selected-bg: #eeebfa;--selected-text: #5b49bd;--tab-active: #6750ba;--tab-line: #7760d1;--doc-text: #51415e;--soft-text: #74677e;--focus-ring: #8b80ed;--radius-card: 13px;--radius-panel: 14px;--radius-step: 12px;--nav: 230px;--head: 77px;--chat: 345px;--gap: 25px;--pad: 36px;--ok: #2f7d5f;--warn: #a8631f;--err: #b0384a;--shadow: 0 1px 2px rgba(34, 35, 55, .04), 0 8px 24px rgba(34, 35, 55, .05)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit;color:inherit}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}:focus-visible{outline:3px solid var(--focus-ring);outline-offset:3px;border-radius:6px}.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 14px;z-index:100}.skip:focus{left:12px;top:12px}.login{min-height:100%;display:grid;place-items:center;padding:24px;background:radial-gradient(1000px 500px at 50% -10%,#efeafd 0%,var(--bg) 60%)}.login-card{width:min(420px,100%);background:var(--card);border:1px solid var(--line);border-radius:16px;padding:32px;box-shadow:var(--shadow)}.login-card h1{margin:0 0 6px;font-size:24px;letter-spacing:-.02em}.login-card p{margin:0 0 22px;color:var(--muted);font-size:14px}.login-card input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:16px}.login-err{color:var(--err);font-size:13px;margin-top:10px}.app{display:grid;grid-template-columns:var(--nav) 1fr;min-height:100%}.sidebar{background:var(--sidebar);border-right:1px solid var(--line);position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:18px 14px;gap:18px}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 10px}.brand-mark{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--primary);color:#fff;font-weight:700;font-size:15px}.brand-word{font-size:16px;letter-spacing:-.01em}.brand-word b{font-weight:700}.brand-word span{font-weight:400;color:var(--soft-text)}.nav-section{display:flex;flex-direction:column;gap:2px}.nav-label{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:6px 10px;font-weight:600}.nav-item{display:flex;align-items:center;gap:9px;width:100%;text-align:left;border:0;background:transparent;padding:9px 10px;border-radius:9px;cursor:pointer;font-size:14px;color:var(--text)}.nav-item:hover{background:#efeff7}.nav-item .count{margin-left:auto;font-size:11px;color:var(--muted);background:#ececf5;padding:1px 7px;border-radius:99px}.nav-projects{overflow:auto;flex:1;margin:0 -4px;padding:0 4px}.proj{display:flex;align-items:center;gap:9px;width:100%;text-align:left;border:0;background:transparent;padding:8px 10px;border-radius:9px;cursor:pointer;font-size:14px;color:var(--text)}.proj:hover{background:#efeff7}.proj.active{background:var(--selected-bg);color:var(--selected-text);font-weight:600}.proj .mono{width:22px;height:22px;border-radius:6px;display:grid;place-items:center;background:#e9e7f6;color:var(--selected-text);font-size:11px;font-weight:700;flex:0 0 auto}.proj .name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.proj .dot{width:6px;height:6px;border-radius:99px;background:var(--primary);margin-left:auto;flex:0 0 auto}.sidebar-foot{border-top:1px solid var(--line);padding-top:12px;display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.avatar{width:28px;height:28px;border-radius:99px;background:#e6e2f7;color:var(--selected-text);display:grid;place-items:center;font-weight:700;font-size:12px}.conn{display:flex;align-items:center;gap:6px}.conn i{width:7px;height:7px;border-radius:99px;background:#b9b7c6;display:inline-block}.conn.on i{background:#41a07a}.main{min-width:0;display:flex;flex-direction:column}.topbar{height:var(--head);display:flex;align-items:center;gap:14px;padding:0 var(--pad);border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:20}.mobile-menu{display:none}.search{flex:1;display:flex;align-items:center;gap:10px;max-width:720px;background:#fff;border:1px solid var(--line);border-radius:11px;padding:10px 13px}.search input{border:0;outline:0;flex:1;background:transparent;font-size:14px}.search kbd{font-size:11px;color:var(--muted);border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:1px 5px;background:#fafaff}.btn{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 14px;cursor:pointer;font-size:14px;display:inline-flex;align-items:center;gap:7px}.btn:hover{background:#f7f6ff;border-color:#d9d5f2}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn.primary:hover{filter:brightness(1.06)}.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}.btn.ghost:hover{background:#f0eff8;color:var(--text)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.small{padding:6px 10px;font-size:13px;border-radius:8px}.servicebar{display:flex;align-items:center;gap:16px;padding:9px var(--pad);border-bottom:1px solid var(--line);color:var(--muted);font-size:12px;background:#fbfbfe}.servicebar .spacer{flex:1}.content{padding:22px var(--pad) 40px;max-width:1600px;width:100%;margin:0 auto}.workbench{display:grid;grid-template-columns:minmax(0,1fr) var(--chat);gap:var(--gap);align-items:start}.crumbs{font-size:12px;color:var(--muted);margin-bottom:4px}.crumbs b{color:var(--soft-text);font-weight:500}.proj-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px}.proj-head h1{margin:0;font-size:29px;letter-spacing:-.025em;line-height:1.15;font-weight:700;overflow-wrap:anywhere}.proj-sub{color:var(--muted);font-size:13px;margin-top:4px}.head-actions{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 4px}.chip{display:inline-flex;align-items:center;gap:7px;font-size:12px;border:1px solid var(--line);background:#fff;border-radius:99px;padding:5px 11px;color:var(--soft-text)}.chip.warn{border-color:#f0dcc4;background:#fdf7ee;color:var(--warn)}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:18px 0}.tab{border:0;background:transparent;padding:10px 12px;cursor:pointer;font-size:13px;color:var(--muted);border-bottom:2px solid 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var(--line);border-radius:var(--radius-step);padding:14px 16px;color:var(--soft-text);font-size:14px;margin-bottom:18px;background:#fdfdfe}.doc-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:18px;margin-bottom:18px;box-shadow:var(--shadow)}.doc-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}.doc-head .kicker{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}.doc-title{border:0;background:transparent;font-size:17px;font-weight:600;padding:4px 0;width:100%;outline:0;border-bottom:1px solid transparent}.doc-title:focus{border-bottom-color:var(--line)}.save-state{margin-left:auto;font-size:12px;color:var(--muted);display:inline-flex;gap:6px;align-items:center}.save-state.ok{color:var(--ok)}.save-state.warn{color:var(--warn)}.doc-body{width:100%;min-height:335px;border:1px solid var(--line);border-radius:10px;padding:14px 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0;margin-bottom:7px;max-height:80px;overflow:auto}.composer textarea{width:100%;min-height:64px;max-height:55dvh;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px;resize:vertical;outline:0;background:#fff}.composer-row{display:flex;align-items:center;gap:6px;margin-top:8px}.composer-row .spacer{flex:1}.icon-btn{border:1px solid var(--line);background:#fff;border-radius:8px;width:32px;height:32px;display:grid;place-items:center;cursor:pointer;font-size:16px}.icon-btn:hover{background:var(--violet-soft)}.send{border:0;background:var(--primary);color:#fff;border-radius:9px;padding:8px 13px;cursor:pointer;font-size:13px;font-weight:600}.send:disabled{opacity:.5;cursor:not-allowed}.atts{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.att{display:inline-flex;align-items:center;gap:6px;font-size:11px;background:#f5f4fb;border:1px solid var(--line);border-radius:7px;padding:3px 7px;max-width:100%}.att b{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}.att button{border:0;background:transparent;cursor:pointer;color:var(--muted)}.file-row{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:8px}.file-thumb{width:42px;height:42px;border-radius:8px;background:#f3f1fb;display:grid;place-items:center;font-size:16px;flex:0 0 auto;overflow:hidden}.file-thumb img{width:100%;height:100%;object-fit:cover}.file-row .meta{font-size:12px;color:var(--muted)}.file-row .spacer{flex:1}.ver-row{border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;margin-bottom:8px}.ver-row .h{display:flex;gap:10px;align-items:center}.ver-row .h b{font-size:14px}.ver-row .h .spacer{flex:1}.ver-row pre{margin:8px 0 0;max-height:240px;overflow:auto;white-space:pre-wrap;background:#fbfaff;border:1px solid var(--line);border-radius:8px;padding:10px;font-size:13px;color:var(--doc-text)}.backdrop{position:fixed;inset:0;background:#20172c5c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;padding:16px;z-index:60}.dialog{width:min(600px,100%);max-height:calc(100dvh - 32px);overflow:auto;background:#fff;border-radius:16px;box-shadow:0 24px 60px #20172c47;padding:22px}.dialog h2{margin:0 0 4px;font-size:19px;letter-spacing:-.01em}.dialog .lead{color:var(--muted);font-size:13px;margin:0 0 16px}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:14px;background:#fff}.field textarea{min-height:120px;resize:vertical}.field .hint{font-size:11px;color:var(--muted);margin-top:4px}.dialog-foot{display:flex;gap:8px;justify-content:flex-end;margin-top:16px;flex-wrap:wrap}.panel{position:fixed;top:0;right:0;bottom:0;width:min(430px,100%);background:#fff;border-left:1px solid var(--line);z-index:55;display:flex;flex-direction:column;box-shadow:-20px 0 50px #20172c1f}.panel-head{padding:16px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}.panel-head h2{margin:0;font-size:16px}.panel-body{padding:14px 18px;overflow:auto;flex:1}.result-group{margin-bottom:14px}.result-group h4{margin:0 0 6px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.result{display:block;width:100%;text-align:left;border:0;background:transparent;cursor:pointer;padding:7px 9px;border-radius:8px;font-size:14px}.result:hover{background:var(--violet-soft)}.result small{display:block;color:var(--muted);font-size:11px}.toasts{position:fixed;left:50%;transform:translate(-50%);bottom:16px;z-index:80;display:flex;flex-direction:column;gap:8px;width:min(520px,calc(100% - 24px))}.toast{background:#222337;color:#fff;border-radius:10px;padding:10px 14px;font-size:13px;box-shadow:0 10px 30px #00000040;display:flex;gap:10px;align-items:center}.toast.err{background:#7d2434}.toast button{margin-left:auto;border:0;background:transparent;color:#fff;cursor:pointer}.mobile-only{display:none}.jump-chat{display:none;margin-bottom:12px}@media(min-width:1550px){:root{--chat: 380px;--gap: 32px;--pad: 48px}.doc-body{min-height:390px}}@media(max-width:1180px){:root{--nav: 195px;--chat: 325px;--gap: 18px;--pad: 22px}.doc-body{min-height:300px}}@media(max-width:960px){:root{--nav: 175px;--pad: 20px}.workbench{grid-template-columns:1fr}.chat{position:static;height:auto;max-height:none;min-height:420px}.chat-msgs{max-height:45dvh}.doc-body{min-height:330px}.jump-chat{display:inline-flex}}@media(max-width:680px){:root{--pad: 16px}.app{grid-template-columns:1fr}.sidebar{position:fixed;inset:0 auto 0 0;width:min(86vw,320px);z-index:70;transform:translate(-102%);transition:transform .18s ease;box-shadow:12px 0 40px #0000002e}.sidebar.open{transform:none}.mobile-menu{display:inline-grid}.mobile-only{display:block}.topbar{padding:0 var(--pad);gap:8px;flex-wrap:wrap;height:auto;padding-top:8px;padding-bottom:8px}.search{order:3;flex-basis:100%}.proj-head h1{font-size:23px}.head-actions{width:100%;margin-left:0}.tabs{overflow-x:auto}.content{padding-top:14px}.dialog{padding:18px;border-radius:14px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}