:root{--bg:#fafaf8;--text:#111;--accent:#000;--border:#e8e8e8}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
header{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;border-bottom:1px solid var(--border);background:white;position:sticky;top:0}
.logo{font-weight:800;text-decoration:none;color:var(--text);font-size:1.2rem}
nav a{margin-left:18px;text-decoration:none;color:#666}nav a.active{color:var(--text);font-weight:600}
main{max-width:900px;margin:0 auto;padding:48px 24px}
.hero{padding:60px 0} .hero h1{font-size:3rem;line-height:1.1;margin:0 0 16px} .btn{display:inline-block;background:var(--text);color:white;padding:12px 20px;border-radius:999px;text-decoration:none;margin-top:12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:32px}
.card{border:1px solid var(--border);padding:20px;border-radius:16px;background:white}
footer{border-top:1px solid var(--border);padding:24px;text-align:center;color:#888;margin-top:60px}
form{display:grid;gap:12px;max-width:480px} input,textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;font:inherit}
label{display:grid;gap:6px;font-weight:500}