:root{
  --brand:#e30613;         /* đỏ chủ đạo */
  --brand-2:#ffd400;       /* vàng Chicken Plus */
  --ink:#171717;
  --bg:#fff;
  --muted:#6b7280;
  --radius:14px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:"Be Vietnam Pro",system-ui,sans-serif;color:var(--ink);background:#fff;scroll-behavior:smooth}
img{max-width:100%;display:block}

.container{max-width:1120px;margin-inline:auto;padding:0 20px}

.site-header{
  position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid #f2f2f2
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0}
.brand img{height:48px}
.nav{display:flex;gap:18px;align-items:center;font-weight:600}
.nav a{color:var(--ink);text-decoration:none}
.btn{background:var(--brand);color:#fff;padding:10px 16px;border-radius:999px;text-decoration:none;font-weight:700;display:inline-block}
.btn:hover{opacity:.9}
.btn-ghost{border:2px solid var(--brand);color:var(--brand);padding:8px 14px;border-radius:999px;text-decoration:none;font-weight:700}

.hero{background:linear-gradient(90deg,var(--brand) 0%, #b10410 100%);color:#fff}
.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center;padding:48px 0}
.hero h1{font-size:40px;line-height:1.1;margin:0 0 10px}
.hero p{opacity:.95;margin:0 0 18px}
.hero .cta{display:flex;gap:12px;margin-bottom:12px}
.hero .btn-light{background:#fff;color:var(--brand)}
.hero .info{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.hero-img img{border-radius:var(--radius);border:4px solid var(--brand-2)}

.section{padding:56px 0}
.section-alt{background:#fff9d6}
.section-title{font-size:28px;margin:0 0 8px}
.section-sub{color:var(--muted);margin:0 0 22px}

#menu-root .category{margin-bottom:26px}
.category-title{display:flex;align-items:center;gap:10px;margin:18px 0 10px}
.category-title .dot{width:10px;height:10px;border-radius:999px;background:var(--brand)}
.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.card{background:#fff;border:1px solid #f0f0f0;border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.card img{aspect-ratio:1.2/1;object-fit:cover}
.card-body{padding:10px;display:grid;gap:8px}
.price{font-weight:800;color:var(--brand)}
.card .actions{display:flex;gap:8px}
.card .actions a{flex:1;text-align:center}

.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.gallery-grid img{border-radius:12px}

.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:20px;align-items:start}
.contact-list{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:8px}
.map iframe{width:100%;height:360px;border:0;border-radius:12px}

.site-footer{background:#0f172a;color:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 0}
.footer-inner a{color:#fff}

.fab{position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60}
.fab-btn{width:52px;height:52px;border-radius:999px;display:grid;place-items:center;text-decoration:none;font-size:22px;font-weight:700;color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.18)}
.fab-btn.call{background:#22c55e}
.fab-btn.zalo{background:#0ea5e9}
.fab-btn.fb{background:#0866ff}

/* responsive */
@media (max-width: 900px){
  .hero-inner{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .nav{display:none}
}