:root{color:#fff7fb;font-synthesis:none;text-rendering:optimizelegibility;background:#140c20;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at 0 0,#7842ff55,#0000 32rem),radial-gradient(circle at 80% 10%,#ff68b555,#0000 26rem),linear-gradient(160deg,#160d24 0%,#241633 50%,#0f172a 100%);min-height:100vh;margin:0}button,input,select{font:inherit}button{cursor:pointer;border:0}button:disabled{opacity:.45;cursor:not-allowed}main{width:min(1120px,100%);margin:0 auto;padding:18px 14px 80px}.hero{text-align:center;padding:clamp(28px,8vw,72px) 18px 22px}.badge,.eyebrow{color:#ffd6ef;letter-spacing:.02em;background:#ffffff17;border:1px solid #ffffff24;border-radius:999px;align-items:center;gap:8px;padding:8px 12px;font-weight:800;display:inline-flex}h1{letter-spacing:-.08em;max-width:900px;margin:22px auto;font-size:clamp(2.3rem,12vw,5.8rem);line-height:.88}h2{letter-spacing:-.04em;margin:8px 0 0;font-size:clamp(1.45rem,5vw,2.3rem)}p{color:#e9d7f7;line-height:1.6}.hero p{max-width:740px;margin:0 auto;font-size:1.08rem}.hero-actions,.session-controls{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:22px;display:flex}.primary,.secondary,.ghost,.danger{color:#fff;border-radius:16px;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:12px 16px;font-weight:900;transition:transform .18s,filter .18s;display:inline-flex}.primary:hover,.secondary:hover,.ghost:hover,.danger:hover{filter:brightness(1.08);transform:translateY(-1px)}.primary{background:linear-gradient(135deg,#ff4fa3,#7c3cff);box-shadow:0 18px 45px #ff4fa330}.secondary{background:#ffffff1f;border:1px solid #ffffff30}.ghost{background:#140c2080;border:1px solid #ffffff28}.danger{color:#ffd8df;background:#ff426630;border:1px solid #ff8aa044}.panel{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffff12;border:1px solid #fff2;border-radius:30px;padding:clamp(16px,3vw,26px);box-shadow:0 24px 80px #0003}.session-panel{margin:18px 0;overflow:hidden}.session-top,.list-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.timer{font-variant-numeric:tabular-nums;letter-spacing:-.08em;color:#fff;text-shadow:0 0 35px #ff60b0;font-size:clamp(3rem,16vw,7rem);font-weight:1000}.exercise-video,.video-placeholder{object-fit:contain;background:#06040b;border:1px solid #fff2;border-radius:26px;width:100%;min-height:min(56vw,520px);margin-top:18px}.video-placeholder{text-align:center;color:#ffd9ef;align-content:center;place-items:center;gap:8px;padding:28px;display:grid}.video-placeholder a{color:#8de8ff;font-weight:900}.video-placeholder 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auto;gap:12px;margin-top:16px;padding:16px;display:grid;position:relative}.exercise-card .field:nth-of-type(3),.exercise-card .field:nth-of-type(4),.three-cols,.clip-editor{grid-column:1/-1}.clip-editor{background:#09051480;border:1px solid #ffffff1f;border-radius:20px;padding:12px}.clip-preview{object-fit:contain;background:#020108;border:1px solid #ffffff18;border-radius:16px;width:100%;max-height:360px}.clip-preview.missing{color:#ccb9dc;place-items:center;min-height:120px;display:grid}.clip-actions{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.mini{border-radius:12px;min-height:36px;padding:8px 10px;font-size:.9rem}.clip-help{color:#d7c5e5;margin-top:10px;line-height:1.45;display:block}.exercise-index{background:#ff5aaa;border-radius:999px;padding:5px 10px;font-weight:1000;position:absolute;top:-12px;left:18px}.exercise-card .danger{align-self:end;margin-bottom:12px}.catalog-panel{margin:18px 0}.catalog-actions,.catalog-card-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.status-line{color:#dffdf6;background:#08041180;border:1px solid #fff2;border-radius:16px;padding:10px 12px;font-weight:800}.catalog-list{gap:10px;margin-top:14px;display:grid}.catalog-card{background:#0b061580;border:1px solid #ffffff1f;border-radius:18px;justify-content:space-between;align-items:center;gap:14px;padding:12px;display:flex}.catalog-card.active{border-color:#73ffd5;box-shadow:0 0 0 3px #73ffd522}.catalog-card strong{font-size:1.02rem;display:block}.catalog-card small{color:#d2c3df;margin-top:5px;display:block}.empty-catalog{color:#d8c9e6;text-align:center;border:1px dashed #ffffff2e;border-radius:18px;padding:16px}@media (width<=780px){main{padding-inline:10px}.grid,.exercise-card,.two-cols,.three-cols{grid-template-columns:1fr}.session-top{flex-direction:column;align-items:flex-start}.timer{text-align:center;background:#ffffff10;border-radius:22px;align-self:stretch;padding:8px}.primary,.secondary,.ghost,.danger{width:100%}.input-with-action{grid-template-columns:1fr}.list-header,.catalog-card{flex-direction:column;align-items:flex-start}.catalog-actions,.catalog-card-actions{justify-content:stretch;width:100%}}