:root{--brand:#ef4444;--text:#0f172a;--muted:#475569;--line:#e2e8f0;--bg:#f8fafc;}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}
.container{width:92%;max-width:1200px;margin:0 auto}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:20}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:16px}
.logo{height:130px}
.brand-title{font-weight:800;font-size:28px;letter-spacing:.3px}
nav a{margin:0 10px;text-decoration:none;color:var(--text);font-weight:650}
nav a.active{border-bottom:3px solid var(--brand);padding-bottom:4px}
.lang-switch a{display:inline-block;padding:8px 12px;border:2px solid var(--brand);border-radius:999px;text-decoration:none;color:var(--brand);font-weight:800}
.hero{padding:50px 0 30px;text-align:center}
.hero h1{font-size:42px;margin:0 0 10px}
.hero p{font-size:18px;color:var(--muted);margin:0}
.cta{display:inline-block;margin-top:16px;padding:12px 18px;background:var(--brand);color:#fff;border-radius:12px;text-decoration:none;font-weight:800}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:28px 0 40px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}
.section{padding:24px 0}
footer{background:#0b1220;color:#e5e7eb;padding:20px 0;margin-top:40px}
footer a{color:#e5e7eb}
.small{font-size:14px;color:#64748b}
.content{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
.content h2{margin-top:26px}
.content h3{margin-top:18px}
.content ul{line-height:1.8}
@media (max-width:720px){.logo{height:100px}.brand-title{font-size:20px}nav a{margin:0 6px}}