:root{--bg:#0f1115;--fg:#e8eaed;--muted:#9aa0a6;--accent:#e63946;--card:#1a1d23;--border:#2a2e36}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit;text-decoration:none}.container{max-width:960px;margin:0 auto;padding:1.5rem}.nav{display:flex;gap:1.25rem;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid var(--border)}.nav a:hover{color:var(--accent)}.nav .brand{font-weight:700;margin-right:auto}.btn{display:inline-block;background:var(--accent);color:#fff;border:none;border-radius:8px;padding:.6rem 1.1rem;font-size:1rem;cursor:pointer}.btn:disabled{opacity:.6;cursor:default}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.5rem;margin:1rem 0}.input{width:100%;padding:.6rem .8rem;margin:.4rem 0 1rem;border-radius:8px;border:1px solid var(--border);background:#0b0d10;color:var(--fg);font-size:1rem}.muted{color:var(--muted)}.error{color:var(--accent)}.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:1rem 0}.chip{background:transparent;color:var(--fg);border:1px solid var(--border);border-radius:999px;padding:.35rem .9rem;font-size:.9rem;cursor:pointer}.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:1rem;gap:1rem;margin:1rem 0}.grid .card{margin:0}.card-link:hover .card{border-color:var(--accent)}.badge{display:inline-block;font-size:.75rem;padding:.15rem .55rem;border-radius:999px;border:1px solid var(--border);color:var(--muted);margin-right:.4rem}video{width:100%;border-radius:12px;background:#000}.hero-score{font-size:3.5rem;font-weight:800;line-height:1}.band{display:inline-block;font-size:.85rem;font-weight:600;padding:.2rem .7rem;border-radius:999px}.band-good{background:#163d2b;color:#4ade80;border:1px solid #2e6b48}.band-mid{background:#3d3416;color:#e6c14e;border:1px solid #6b5b2e}.band-low{background:#3d1b1f;color:#f06b75;border:1px solid #6b2e34}.sub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));grid-gap:.75rem;gap:.75rem;margin:1rem 0}.meter{height:8px;border-radius:999px;background:#0b0d10;overflow:hidden;margin-top:.5rem}.meter>span{display:block;height:100%}.meter .band-good{background:#4ade80}.meter .band-mid{background:#e6c14e}.meter .band-low{background:#f06b75}.dual{display:grid;grid-template-columns:1fr 1fr;grid-gap:.75rem;gap:.75rem}@media (max-width:640px){.dual{grid-template-columns:1fr}}.belt{position:relative;height:26px;width:100%;max-width:320px;border-radius:6px;border:1px solid}.belt-stripes{position:absolute;right:18px;top:0;bottom:0;display:flex;align-items:center;gap:5px}.belt-stripe{width:4px;height:68%;border-radius:1px}