:root{--sky:#0e74c7;--sky2:#5ec9f0;--ink:#12283a;--muted:#5b7183;--bg:#f4f9fd;--card:#fff}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,'Segoe UI',Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}
a{color:var(--sky);text-decoration:none} a:hover{text-decoration:underline}
header{background:linear-gradient(120deg,var(--sky),var(--sky2));color:#fff;padding:14px 0}
.nav{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:14px;padding:0 20px}
.nav img{width:44px;height:44px;border-radius:50%}
.nav .brand{font-size:22px;font-weight:700;color:#fff}
.nav .lang{margin-left:auto;display:flex;gap:8px}
.nav .lang a{color:#eaf6ff;border:1px solid rgba(255,255,255,.5);padding:4px 12px;border-radius:20px;font-size:14px}
.nav .lang a.on{background:#fff;color:var(--sky);font-weight:600}
.hero{background:linear-gradient(120deg,var(--sky),var(--sky2));color:#fff;text-align:center;padding:56px 20px 70px}
.hero h1{font-size:38px;max-width:760px;margin:0 auto 14px}
.hero p{font-size:19px;opacity:.94;max-width:640px;margin:0 auto 26px}
.btn{display:inline-block;background:#ffd666;color:#3a2e00;font-weight:700;padding:14px 30px;border-radius:30px;font-size:17px}
.btn:hover{text-decoration:none;filter:brightness(1.05)}
.btn.ghost{background:rgba(255,255,255,.16);color:#fff;border:1px solid #fff}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;margin:-40px auto 46px}
.card{background:var(--card);border-radius:16px;padding:26px;box-shadow:0 6px 24px rgba(14,60,100,.09)}
.card h3{margin-bottom:10px;font-size:20px}
.card p{color:var(--muted);font-size:15.5px}
.card .go{margin-top:14px;display:inline-block;font-weight:600}
h2.sec{font-size:26px;margin:34px 0 18px}
article{background:var(--card);border-radius:16px;box-shadow:0 6px 24px rgba(14,60,100,.09);padding:40px;margin:34px auto 50px;max-width:820px}
article h1{font-size:31px;line-height:1.25;margin-bottom:18px}
article h2{font-size:23px;margin:30px 0 12px}
article p,article li{font-size:16.5px;margin-bottom:12px}
article ul,article ol{padding-left:24px}
.cta{background:linear-gradient(120deg,#e8f6ff,#fff6dd);border-radius:14px;padding:22px 26px;margin:26px 0;border:1px solid #d6ecfa}
.meta{color:var(--muted);font-size:14px;margin-bottom:22px}
footer{border-top:1px solid #dbe9f4;padding:28px 20px;text-align:center;color:var(--muted);font-size:14px;margin-top:40px}
@media(max-width:640px){.hero h1{font-size:28px}article{padding:26px}}