:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f7f7f5;color:#171717}*{box-sizing:border-box}body{margin:0}a{color:inherit}button,input{font:inherit}.shell{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:32px 0 64px}.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.brand{font-weight:750;letter-spacing:-.02em}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.grid{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.card{background:white;border:1px solid #e6e6e2;border-radius:14px;padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.03)}.card h2,.card h3{margin-top:0}.muted{color:#686868}.button{border:1px solid #1f1f1f;background:#1f1f1f;color:white;border-radius:9px;padding:9px 14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.button.secondary{color:#1f1f1f;background:white;border-color:#d5d5d0}.button:disabled{opacity:.5;cursor:not-allowed}.progressTrack{height:8px;background:#ecece8;overflow:hidden;border-radius:999px}.progressFill{height:100%;background:#1f1f1f;border-radius:inherit}.stat{font-size:28px;font-weight:750;letter-spacing:-.04em}.videoWrap{overflow:hidden;border-radius:14px;background:#111}.player{width:100%;aspect-ratio:16/9}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;padding:2px 6px;border-radius:5px}.code,.notice{background:#f1f1ee}.notice{padding:12px 14px;border-radius:9px;color:#525252}.error{background:#fff0f0;color:#9d1c1c}input[type=file]{width:100%;padding:10px;border:1px dashed #c9c9c3;border-radius:9px;background:#fafafa}