:root{--bg:#f7f7f8;--panel:#fff;--border:#e2e2e5;--text:#1a1a1e;--text-muted:#6b6b74;--accent:#2f6feb;--accent-contrast:#fff}@media (prefers-color-scheme:dark){:root{--bg:#17181c;--panel:#202126;--border:#33343a;--text:#ececef;--text-muted:#96969f;--accent:#5b8def;--accent-contrast:#0d1117}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit}.container{max-width:1100px;margin:0 auto;padding:0 20px}.header{border-bottom:1px solid var(--border)}.header-inner{justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;padding:16px 20px;display:flex}.logo{font-size:18px;font-weight:700;text-decoration:none}.header-actions{gap:10px;display:flex}.btn{font:inherit;border:1px solid var(--border);cursor:pointer;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:600;text-decoration:none;display:inline-block}.btn-primary{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.btn-secondary{background:var(--panel);color:var(--text)}.hero{text-align:center;padding:80px 20px 60px}.hero h1{max-width:760px;margin:0 auto 16px;font-size:40px;line-height:1.2}.hero p{color:var(--text-muted);max-width:620px;margin:0 auto 32px;font-size:18px}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.hero-actions .btn{padding:14px 26px;font-size:15px}.hero-note{color:var(--text-muted);margin-top:16px;font-size:13px}.section{padding:60px 20px}.section h2{text-align:center;margin:0 0 40px;font-size:28px}.steps{grid-template-columns:repeat(4,1fr);gap:24px;display:grid}.step{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px}.step-number{background:var(--accent);width:32px;height:32px;color:var(--accent-contrast);border-radius:50%;justify-content:center;align-items:center;margin-bottom:12px;font-weight:700;display:inline-flex}.step h3{margin:0 0 8px;font-size:16px}.step p{color:var(--text-muted);margin:0;font-size:14px}.features{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:24px}.feature h3{margin:0 0 8px;font-size:16px}.feature p{color:var(--text-muted);margin:0;font-size:14px}.cta-band{background:var(--panel);border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center;padding:60px 20px}.cta-band h2{margin:0 0 12px;font-size:26px}.cta-band p{color:var(--text-muted);margin:0 0 24px}.footer{text-align:center;color:var(--text-muted);padding:32px 20px;font-size:13px}@media (max-width:800px){.steps{grid-template-columns:1fr 1fr}.features{grid-template-columns:1fr}.hero h1{font-size:30px}}@media (max-width:500px){.steps{grid-template-columns:1fr}}