:root{--bg:#0b1420;--panel:#0f1927;--accent:#4ec9b0;--text:#e6edf3;--muted:#9fb2c8}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6}
.site-header{display:flex;justify-content:space-between;align-items:center;padding:18px 32px;border-bottom:1px solid #1c2c3f}
.brand{color:var(--text);font-weight:700;text-decoration:none}
.site-header nav a{color:var(--muted);text-decoration:none;margin-left:20px}
main{max-width:1000px;margin:0 auto;padding:32px}
.hero{padding:40px 0}
.hero h1{font-size:38px;margin:0 0 16px}
.hero p{color:var(--muted);max-width:60ch}
.cta{display:inline-block;margin-top:16px;padding:12px 22px;background:var(--accent);color:#04211c;border-radius:8px;text-decoration:none;font-weight:700}
.category{margin:40px 0}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.card{display:block;padding:16px;background:var(--panel);border:1px solid #1c2c3f;border-radius:12px;color:var(--text);text-decoration:none}
.card h3{margin:0 0 8px;font-size:16px}
.card .cap{color:var(--muted);font-size:13px;margin:0}
table.specs{width:100%;border-collapse:collapse;margin:16px 0}
table.specs th,table.specs td{border:1px solid #1c2c3f;padding:8px 10px;text-align:left;font-size:14px}
table.specs th{color:var(--muted);font-weight:600}
.features li{margin-bottom:6px}
.breadcrumb a{color:var(--accent)}
.site-footer{border-top:1px solid #1c2c3f;padding:24px 32px;color:var(--muted);font-size:13px}