:root{--bg:#f5f7fb;--surface:#fff;--ink:#172033;--muted:#657086;--primary:#153e75;--accent:#16a085;--border:#e3e8f0;--shadow:0 12px 35px rgba(21,62,117,.08);--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}
a{color:inherit;text-decoration:none}.container{width:min(1120px,92%);margin:auto}.topbar{background:#0d2342;color:#dce8f7;font-size:14px;padding:7px 0}.header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:25px}.brand{font-size:22px;font-weight:800;color:var(--primary)}.brand span{color:var(--accent)}.menu{display:flex;gap:22px;align-items:center;font-weight:600;font-size:15px}.menu a:hover{color:var(--accent)}
.hero{padding:78px 0;background:linear-gradient(135deg,#102f59,#173f76);color:white}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:45px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:13px;color:#8ce0cc;font-weight:800}.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.08;margin:12px 0 20px}.hero p{font-size:18px;color:#dce7f5;max-width:680px}.btn{display:inline-block;background:var(--accent);color:#fff;padding:12px 20px;border-radius:10px;font-weight:800;margin-top:12px}.hero-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:28px;border-radius:var(--radius);backdrop-filter:blur(8px)}.hero-card strong{display:block;font-size:36px}.hero-card small{color:#cdd9e9}
.section{padding:65px 0}.section.alt{background:#fff}.section-head{max-width:760px;margin-bottom:30px}.section-head h2{font-size:34px;margin:0 0 8px}.section-head p{color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.card h3{margin-top:0;font-size:21px}.card p{color:var(--muted)}.icon{width:45px;height:45px;border-radius:12px;background:#e7f6f2;color:#117d69;display:grid;place-items:center;font-weight:900;margin-bottom:14px}
.article{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:38px;box-shadow:var(--shadow);max-width:900px;margin:35px auto}.article h1{font-size:42px;line-height:1.2}.article h2{margin-top:34px;color:var(--primary)}.article p,.article li{color:#4f5c70}.notice{border-left:4px solid var(--accent);background:#edf9f6;padding:18px 20px;border-radius:8px;margin:25px 0}.warning{border-left-color:#d88b19;background:#fff8ea}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:14px;border-bottom:1px solid var(--border);text-align:left}.table th{background:#f1f5fa;color:var(--primary)}
.footer{background:#0d2342;color:#c9d5e5;padding:45px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}.footer h3{color:#fff;margin-top:0}.footer a{color:#c9d5e5}.footer a:hover{color:#fff}.copy{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;font-size:13px}
.breadcrumb{padding:22px 0;font-size:14px;color:var(--muted)}.list-clean{padding-left:20px}.tag{display:inline-block;padding:5px 10px;background:#edf2f8;border-radius:30px;margin:3px;font-size:13px;color:#38506e}
@media(max-width:800px){.hero-grid,.grid,.footer-grid{grid-template-columns:1fr}.menu{display:none}.hero{padding:55px 0}.article{padding:25px}.article h1{font-size:32px}.section{padding:45px 0}}