:root{--bg:#0d1117;--card:#161b22;--text:#e6edf3;--muted:#8b949e;--accent:#3fb950;--link:#58a6ff;--bad:#f85149;--neutral:#d29922}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
header{background:var(--card);border-bottom:1px solid #21262d;padding:1rem 1.5rem}
nav{max-width:900px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}
.logo{font-weight:700;font-size:1.2rem;color:var(--text);text-decoration:none}
.links a{color:var(--muted);text-decoration:none;margin-left:1.2rem;font-size:.9rem}
.links a:hover{color:var(--text)}
main{max-width:900px;margin:0 auto;padding:2rem 1.5rem}
.hero{text-align:center;margin:2rem 0 3rem}
.hero h1{font-size:2.4rem;margin-bottom:1rem}
.hero em{color:var(--accent)}
.hero p{color:var(--muted);max-width:640px;margin:0 auto}
a{color:var(--link)}
.calculator{background:var(--card);border-radius:12px;padding:1.5rem 2rem;margin-bottom:2rem}
fieldset{border:1px solid #30363d;border-radius:8px;padding:1rem 1.25rem;margin-bottom:1.25rem}
legend{padding:0 .5rem;font-weight:600}
.hint{color:var(--muted);font-size:.85rem}
label{display:block;margin-bottom:.9rem;font-size:.9rem}
input,select{width:100%;margin-top:.3rem;padding:.6rem;background:#0d1117;border:1px solid #30363d;border-radius:6px;color:var(--text);font-size:1rem}
input:focus,select:focus{outline:none;border-color:var(--link)}
button{width:100%;padding:.9rem;background:var(--accent);color:#0d1117;border:none;border-radius:8px;font-size:1.05rem;font-weight:700;cursor:pointer}
button:hover{filter:brightness(1.1)}
.optional-note{font-size:.85rem;color:var(--muted);margin-bottom:1rem}
.result{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid #30363d}
.scores{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin:1rem 0}
.score{background:#0d1117;border:1px solid #30363d;border-radius:8px;padding:1rem;text-align:center}
.score .num{display:block;font-size:2rem;font-weight:800}
.score .lbl{font-size:.8rem;color:var(--muted)}
.good .num{color:var(--accent)} .bad .num{color:var(--bad)} .neutral .num{color:var(--neutral)}
.verdict{font-weight:600;text-align:center;margin:1rem 0}
.hidden{display:none}
.cta{background:var(--card);border:1px solid #30363d;border-radius:12px;padding:1.5rem 2rem;margin-bottom:2rem}
.partner-links{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}
.partner-links a{background:#21262d;padding:.5rem 1rem;border-radius:6px;text-decoration:none;font-size:.9rem}
.partner-links a:hover{background:#30363d}
.info{margin-bottom:2rem}
footer{border-top:1px solid #21262d;padding:2rem 1.5rem;text-align:center;color:var(--muted);font-size:.85rem}
footer p{max-width:720px;margin:0 auto .8rem}