:root{--brand-blue:#0D56A3;--brand-blue-bright:#3D8FE0;--brand-gray:#949599;--grad:linear-gradient(90deg,var(--brand-blue),var(--brand-blue-bright));--bg:#F5F7FA;--panel:#FFFFFF;--rail:#0B1522;--rail-soft:#8794A5;--line:rgba(20,32,46,.12);--line-strong:rgba(20,32,46,.2);--ink:#152128;--ink-soft:#54636E;--ink-dim:#8794A0;--ok:#137a3a;--warn:#b5771d;--danger:#c0392b;--sans:"Archivo",system-ui,sans-serif;--mono:"IBM Plex Mono",ui-monospace,monospace;--radius:9px;--shadow:0 1px 2px rgba(16,28,45,.06),0 8px 24px rgba(16,28,45,.06)}*{margin:0;padding:0;box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--sans);background:var(--bg);color:var(--ink);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--brand-blue-bright);outline-offset:2px;border-radius:3px}.app{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.rail{background:var(--rail);color:#fff;display:flex;flex-direction:column;padding:20px 16px;position:sticky;top:0;height:100vh}.rail-logo{display:block;padding:2px 2px 20px}.rail-logo-img{width:100%;max-width:204px;display:block;border-radius:10px}.rail-logo-fallback{display:none;flex-direction:column;gap:5px;padding:4px 6px}.rail-name{font-family:var(--sans);font-weight:700;font-size:22px;letter-spacing:-.01em;color:#fff;line-height:1}.rail-by{display:flex;align-items:center;gap:6px}.rail-by small{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--rail-soft)}.rail-by img{height:16px;width:auto;display:block;opacity:.9}.rail-nav{display:flex;flex-direction:column;gap:2px;flex:1}.rail-nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:7px;color:var(--rail-soft);font-size:14px;font-weight:500;transition:background .15s,color .15s}.rail-nav a:hover{background:#ffffff0f;color:#fff}.rail-nav a.active{background:#3d8fe029;color:#fff}.rail-nav a svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}.rail-nav .nav-sep{margin:14px 12px 8px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#4a5766}.rail-foot{border-top:1px solid rgba(255,255,255,.08);padding-top:14px;display:flex;align-items:center;gap:10px}.rail-foot .who{font-size:12.5px;color:var(--rail-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.workspace{padding:34px 40px 60px;max-width:1100px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:26px}.page-head .kick{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-blue)}.page-head h1{font-size:27px;font-weight:700;letter-spacing:-.01em;margin-top:5px}.page-head p{color:var(--ink-soft);margin-top:6px;max-width:64ch}.grid{display:grid;gap:16px}.grid.cols-2{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 24px}.card h3{font-size:16px;font-weight:600;margin-bottom:6px}.card p{color:var(--ink-soft);font-size:14px}.card.link{transition:border-color .18s,transform .18s}.card.link:hover{border-color:var(--line-strong);transform:translateY(-2px)}.card .c-icon{width:38px;height:38px;border-radius:8px;background:#0d56a31a;display:flex;align-items:center;justify-content:center;margin-bottom:14px}.card .c-icon svg{width:20px;height:20px;stroke:var(--brand-blue);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.badge{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;letter-spacing:.04em;padding:4px 9px;border-radius:20px;border:1px solid var(--line)}.badge.ver{color:var(--brand-blue);border-color:var(--line-strong);background:#0d56a30f}.badge.pub{color:var(--ok);border-color:#137a3a4d;background:#137a3a14}.btn{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;padding:11px 20px;border-radius:7px;border:1px solid transparent;cursor:pointer;transition:.15s}.btn-solid{background:var(--brand-blue);color:#fff}.btn-solid:hover{background:var(--brand-blue-bright)}.btn-line{border-color:var(--line-strong);color:var(--ink)}.btn-line:hover{border-color:var(--brand-blue);color:var(--brand-blue)}.doc-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:16px}.doc-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--ink-soft)}.doc-frame{width:100%;height:78vh;min-height:520px;border:1px solid var(--line);border-radius:var(--radius);background:#525659;box-shadow:var(--shadow)}.empty{background:var(--panel);border:1px dashed var(--line-strong);border-radius:var(--radius);padding:48px 30px;text-align:center;color:var(--ink-soft)}.empty h3{color:var(--ink);font-size:17px;margin-bottom:8px}.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}.auth-brand{background:radial-gradient(700px 380px at 30% 120%,rgba(13,86,163,.55),transparent 62%),var(--rail);color:#fff;padding:56px 52px;display:flex;flex-direction:column;justify-content:space-between}.auth-brand img{height:34px;width:auto}.auth-brand img.auth-logo{height:auto;width:auto;max-width:300px;max-height:180px;border-radius:12px}.auth-brand img.auth-logo.auth-logo--fallback{height:34px;max-width:none;max-height:none;border-radius:0}.auth-brand h2{font-size:34px;font-weight:700;line-height:1.1;max-width:16ch;margin-top:auto}.auth-brand h2 .brand-by{display:block;font-family:var(--mono);font-size:12px;font-weight:400;letter-spacing:.16em;text-transform:uppercase;color:#9fb0c4;margin-top:8px}.auth-brand p{color:#9fb0c4;margin-top:14px;max-width:44ch}.auth-panel{display:flex;align-items:center;justify-content:center;padding:40px 24px;background:var(--bg)}@media(max-width:860px){.app{grid-template-columns:1fr}.rail{position:static;height:auto;flex-direction:row;align-items:center;gap:14px;padding:12px 16px}.rail-logo{padding:0}.rail-nav{flex-direction:row;overflow-x:auto}.rail-nav .nav-sep,.rail-foot{display:none}.workspace{padding:24px 20px 48px}.auth-wrap{grid-template-columns:1fr}.auth-brand{display:none}}.concept-flag{position:fixed;top:0;right:0;z-index:70;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#000;background:#e8b44c;padding:4px 11px;border-bottom-left-radius:5px}