:root{--red:#8b1e24;--red-dark:#6d1319;--gold:#c9a227;--gold-light:#e8d9a8;--cream:#faf6ee;--ink:#2b2118;--muted:#7a6a55}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;color:var(--ink);background:var(--cream);line-height:1.7;font-size:16px}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif;color:var(--red);line-height:1.3}
a{color:var(--red)}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px}
header{background:var(--red);color:#fff;position:sticky;top:0;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;max-width:1000px;margin:0 auto;flex-wrap:wrap;gap:8px}
.brand{font-family:Georgia,serif;font-size:1.3em;font-weight:700;color:var(--gold-light);text-decoration:none;white-space:nowrap}
.nav ul{display:flex;list-style:none;gap:4px;flex-wrap:wrap}
.nav a{color:#fff;text-decoration:none;font-size:.9em;padding:6px 10px;border-radius:6px}
.nav a:hover,.nav a.on{background:rgba(255,255,255,.15)}
.hero{background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 70%);color:#fff;text-align:center;padding:56px 20px 64px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-60px;right:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(232,217,168,.35),transparent 70%)}
.hero h1{color:#fff;font-size:2.1em;margin-bottom:14px}
.hero p{max-width:640px;margin:0 auto 26px;color:#f3e9d2;font-size:1.05em}
.btn{display:inline-block;background:var(--gold);color:var(--red-dark);font-weight:700;padding:13px 28px;border-radius:8px;text-decoration:none;margin:4px}
.btn.ghost{background:transparent;color:#fff;border:2px solid var(--gold-light)}
.badge-row{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-top:30px;font-size:.92em;color:var(--gold-light)}
section{padding:44px 0}
section.alt{background:#fff}
h2{font-size:1.6em;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:22px}
.card{background:#fff;border:1px solid #eadfc8;border-radius:12px;padding:22px}
section.alt .card{background:var(--cream)}
.card h3{font-size:1.1em;margin-bottom:8px}
.card p{font-size:.95em;color:var(--muted)}
table{width:100%;border-collapse:collapse;margin-top:16px;background:#fff;border-radius:10px;overflow:hidden}
th{background:var(--red);color:#fff;text-align:left;padding:11px 14px;font-size:.95em}
td{padding:11px 14px;border-bottom:1px solid #f0e8d5;font-size:.95em}
.cta-band{background:var(--gold);text-align:center;padding:36px 20px}
.cta-band h2{color:var(--red-dark)}
.cta-band .btn{background:var(--red);color:#fff}
footer{background:var(--ink);color:#cbbfa8;padding:34px 0;font-size:.9em}
footer a{color:var(--gold-light)}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.note{font-size:.85em;color:var(--muted);margin-top:14px}
.zalo-fab{position:fixed;bottom:18px;right:18px;background:#0068ff;color:#fff;font-weight:700;padding:12px 18px;border-radius:999px;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.25);z-index:20}
.breadcrumb{font-size:.85em;color:var(--muted);padding-top:18px}
.breadcrumb a{color:var(--muted)}
@media(max-width:640px){.hero h1{font-size:1.55em}h2{font-size:1.35em}.nav ul{font-size:.92em}}