:root{--ink:#14202b;--muted:#5b6b78;--line:#e3e8ec;--accent:#1f6f8b;--bg:#fbfcfd}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
header{border-bottom:1px solid var(--line);background:#fff}header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;letter-spacing:.02em;color:var(--ink)}nav a{margin-left:24px;color:var(--muted)}
.hero{padding:88px 0 64px}.hero h1{font-size:40px;line-height:1.15;margin:0 0 16px;max-width:720px}.hero p{font-size:19px;color:var(--muted);max-width:640px;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;padding:24px 0 72px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px}.card h3{margin:0 0 8px;font-size:18px}.card p{margin:0;color:var(--muted)}
section h2{font-size:26px;margin:0 0 12px}.about{padding:56px 0;border-top:1px solid var(--line)}.about p{max-width:720px;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
@media(max-width:600px){.hero{padding:56px 0 40px}.hero h1{font-size:30px}nav a{margin-left:14px}}