:root{color-scheme:dark;--bg:#090909;--panel:#121212;--line:#2d2920;--gold:#d6b25e;--muted:#aaa39a;--text:#f7f3e9;--ok:#6fd69a;--danger:#ff8f8f}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#2a2111 0,transparent 28rem),var(--bg);color:var(--text);font:15px/1.55 Inter,ui-sans-serif,system-ui,sans-serif}a{color:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.topbar{position:sticky;top:0;z-index:10;background:#090909e8;backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.topbar .shell{display:flex;align-items:center;gap:16px;min-height:70px}.brand{font-weight:800;letter-spacing:.12em}.brand span{color:var(--gold)}nav{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}nav a,.button,button{border:1px solid var(--line);border-radius:999px;padding:10px 14px;text-decoration:none;background:#17150f;color:var(--text);cursor:pointer}.button.primary,button.primary{background:var(--gold);color:#151007;border-color:var(--gold);font-weight:800}.hero{padding:72px 0 38px}.eyebrow{color:var(--gold);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;font-weight:800}.hero h1{font-size:clamp(2.35rem,6vw,5rem);line-height:.96;margin:.15em 0}.hero p{max-width:700px;color:var(--muted);font-size:1.08rem}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card,.panel{background:linear-gradient(145deg,#171717,#0f0f0f);border:1px solid var(--line);border-radius:20px;padding:20px}.card h2,.card h3,.panel h2{margin:.25rem 0}.card p,.muted{color:var(--muted)}.meta,.actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.badge{border:1px solid var(--line);border-radius:999px;padding:5px 9px;color:var(--muted);font-size:.78rem}.price{color:var(--gold);font-weight:800;font-size:1.2rem}.section{padding:24px 0 58px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px}.section h2{font-size:clamp(1.6rem,3vw,2.5rem)}.empty{padding:40px;text-align:center;border:1px dashed #4a412d;border-radius:20px;color:var(--muted)}.layout{display:grid;grid-template-columns:280px 1fr;gap:18px;padding:28px 0}.sidebar{position:sticky;top:94px;align-self:start}.list{display:grid;gap:10px}.row{display:flex;justify-content:space-between;gap:14px;padding:14px;border:1px solid var(--line);border-radius:14px}.progress{height:8px;background:#25221c;border-radius:999px;overflow:hidden}.progress i{display:block;height:100%;background:var(--gold)}form{display:grid;gap:12px}label{display:grid;gap:6px;color:var(--muted)}label:has(input[type=checkbox]){display:flex;align-items:center;gap:10px}input[type=checkbox]{width:auto}input,textarea,select{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px;background:#0b0b0b;color:var(--text)}textarea{min-height:110px}.status{min-height:24px;color:var(--muted)}.status.error{color:var(--danger)}.lesson{cursor:pointer}.lesson.done{border-color:#325a43}.lesson.locked{opacity:.65}.player{min-height:260px}.player article{max-width:760px}.split{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.builder-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.kpis.compact{grid-template-columns:repeat(2,1fr);margin:14px 0}.kpi strong{display:block;font-size:1.8rem}.footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted)}@media(max-width:850px){.grid,.kpis,.split,.builder-grid{grid-template-columns:1fr 1fr}.layout{grid-template-columns:1fr}.sidebar{position:static}}@media(max-width:600px){.shell{width:min(100% - 20px,1180px)}.topbar .shell{align-items:flex-start;padding:12px 0}.brand{padding-top:8px}nav{display:grid;grid-template-columns:1fr 1fr;width:min(320px,70%)}nav a{text-align:center;padding:8px}.grid,.kpis,.split,.builder-grid{grid-template-columns:1fr}.hero{padding-top:48px}.row{display:grid}.button,button{min-height:44px}.layout{padding-top:14px}}