:root{--bg: #fbfaf8;--fg: #1f2328;--muted: #6b7280;--line: #e3e0da;--accent: #2d6a4f;--warning: #8a5a00;--error: #b42318;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}.app>header{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;border-bottom:1px solid var(--line)}.brand{font-weight:600;color:inherit;text-decoration:none}.spacer{flex:1}main{max-width:60rem;margin:0 auto;padding:1.5rem}h1{font-size:1.5rem}h2{font-size:1.1rem;margin:0 0 .25rem}a{color:var(--accent)}.muted{color:var(--muted);font-size:.9rem}.warning{color:var(--warning);font-size:.9rem}.error{color:var(--error);border:1px solid currentColor;border-radius:6px;padding:.5rem .75rem}.loading{padding:2rem;color:var(--muted)}.centered{max-width:28rem;margin:15vh auto;text-align:center}.cards{list-style:none;padding:0;display:grid;gap:.75rem}.cards li{border:1px solid var(--line);border-radius:8px;padding:.75rem 1rem;background:#fff}.row{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:1rem}input,select{padding:.45rem .6rem;border:1px solid var(--line);border-radius:6px;font:inherit;background:#fff}button,.button{padding:.45rem .9rem;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#fff;font:inherit;cursor:pointer;text-decoration:none;display:inline-block}button:disabled{opacity:.6;cursor:progress}button.link{background:none;border:none;color:var(--accent);padding:0;text-decoration:underline}.tag{margin-right:.4rem}.player video{width:100%;border-radius:8px;background:#000}figure.player{margin:1rem 0}table{width:100%;border-collapse:collapse;margin-top:1rem}th,td{text-align:left;padding:.5rem;border-bottom:1px solid var(--line)}.columns{display:grid;grid-template-columns:minmax(14rem,20rem) 1fr;gap:2rem;align-items:start}.tree{list-style:none;padding-left:1rem;margin:.25rem 0}.tree li{padding:.15rem 0}.tree .selected{font-weight:600}.cards video{width:100%;border-radius:6px;background:#000}@media(max-width:48rem){.columns{grid-template-columns:1fr}}