:root{--ink:#16242b;--brand:#0b7285;--line:#e3e8ec;--bg:#f6f8f9;--muted:#5b6b73}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#fff}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:auto;padding:0 20px}
header{border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:5}
.bar{display:flex;align-items:center;gap:24px;height:64px}
.logo{font-weight:800;font-size:20px;letter-spacing:.5px;color:var(--brand)}
nav{display:flex;gap:20px;margin-left:auto;font-size:15px;color:var(--muted)}
nav a:hover{color:var(--ink)}
.cart{border:1px solid var(--line);border-radius:8px;padding:6px 12px;font-size:14px}
.hero{background:linear-gradient(120deg,#0b7285,#0c8599);color:#fff}
.hero .wrap{padding:64px 20px;display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:center}
.hero h1{font-size:40px;margin:0 0 12px;line-height:1.15}
.hero p{font-size:18px;opacity:.95;margin:0 0 24px}
.btn{display:inline-block;background:#fff;color:var(--brand);font-weight:700;padding:12px 22px;border-radius:10px}
.hero .panel{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:16px;padding:22px;font-size:15px}
.badges{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;font-size:14px;opacity:.9}
h2{font-size:26px;margin:48px 0 18px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--bg)}
.card .ph{aspect-ratio:1/1;background:linear-gradient(135deg,#dfe7ea,#c6d3d8);display:flex;align-items:center;justify-content:center;color:#7d8f96;font-size:13px}
.card .b{padding:12px 14px}
.card .name{font-weight:600;font-size:15px}
.card .price{color:var(--brand);font-weight:700;margin-top:4px}
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:40px 0}
.feat .f{border:1px solid var(--line);border-radius:14px;padding:18px}
.feat h3{margin:.2em 0;font-size:17px}
.feat p{margin:0;color:var(--muted);font-size:14px}
footer{border-top:1px solid var(--line);margin-top:56px;background:var(--bg)}
footer .wrap{padding:32px 20px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px;font-size:14px;color:var(--muted)}
footer h4{color:var(--ink);font-size:14px;margin:0 0 10px;text-transform:uppercase;letter-spacing:.5px}
footer a{display:block;margin:4px 0}
.copy{border-top:1px solid var(--line);padding:16px 20px;text-align:center;color:var(--muted);font-size:13px}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.feat{grid-template-columns:1fr}footer .wrap{grid-template-columns:1fr 1fr}nav{display:none}}