:root{--bg:#0d1117;--panel:#161b22;--border:#2d333b;--text:#e6edf3;--muted:#8b949e;--accent:#f0a832;--accent-dark:#c8871a;--good:#3fb950;--bad:#f85149}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.55}a{color:var(--accent);text-decoration:none}main{max-width:1000px;margin:0 auto;padding:24px}h1{font-size:1.7rem}h2{font-size:1.2rem}.nav{display:flex;align-items:center;gap:20px;padding:14px 24px;border-bottom:1px solid var(--border);background:var(--panel)}.nav .brand{font-weight:700;color:var(--text);font-size:1.05rem}.nav .brand span{color:var(--accent)}.nav .spacer{flex:1 1}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:20px;margin:16px 0}.btn{display:inline-block;background:var(--accent);color:#10141a;font-weight:600;border:none;border-radius:8px;padding:10px 18px;cursor:pointer;font-size:.95rem}.btn:hover{background:var(--accent-dark)}.btn.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.btn:disabled{opacity:.5;cursor:default}input,select,textarea{background:#0d1117;color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:.92rem;width:100%}label{display:block;font-size:.8rem;color:var(--muted);margin:10px 0 4px}table{width:100%;border-collapse:collapse;font-size:.88rem}td,th{border-bottom:1px solid var(--border);padding:7px 8px;text-align:left}th{color:var(--muted);font-weight:600;font-size:.78rem;text-transform:uppercase}td input{padding:5px 7px}.muted{color:var(--muted)}.err,.muted{font-size:.9rem}.err{color:var(--bad)}.ok{color:var(--good)}.badge{display:inline-block;font-size:.72rem;padding:2px 9px;border-radius:999px;border:1px solid var(--border);color:var(--muted);text-transform:uppercase}.grid2{display:grid;grid-template-columns:1fr 1fr;grid-gap:0 16px;gap:0 16px}.hero{text-align:center;padding:70px 20px 40px}.hero h1{font-size:2.4rem;margin-bottom:12px}.hero p{color:var(--muted);max-width:620px;margin:0 auto 26px;font-size:1.08rem}.steps{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;margin:40px 0}.steps .panel{margin:0}.steps h3{margin-top:0;font-size:1rem}.steps p{color:var(--muted);font-size:.9rem;margin-bottom:0}@media (max-width:720px){.grid2,.steps{grid-template-columns:1fr}}