/* Reset & Base Food Theme */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  color: #172033;
  background-color: #fef2f2;
  line-height: 1.55;
}
a { color: #b91c1c; text-decoration: none; }

/* 1. Header */
header.food-header {
  background: #b91c1c;
  color: #ffffff;
  padding: 16px 24px;
}
.food-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto;
}
.food-brand h1 { margin: 0; font-size: 24px; }
.food-brand p { margin: 2px 0 0; font-size: 13px; color: #fecaca; }
.badge-express-shipping {
  display: inline-block;
  background: #fef08a;
  color: #854d0e;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  margin-right: 10px;
}
.current-location { font-size: 13px; color: #fee2e2; }

/* 2. Nav Flexbox */
nav.food-nav {
  background: #991b1b;
  padding: 0 20px;
}
ul.nav-cuisine-types {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 10px 0;
}
ul.nav-cuisine-types li a {
  color: #ffffff;
  font-weight: 600;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 4px;
}
ul.nav-cuisine-types li a:hover {
  background: #b91c1c;
}

/* 3. Main 3 cột Flexbox */
main.food-main-layout {
  padding: 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.food-three-columns {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
}
.col-diet-filter {
  flex: 1 1 200px;
  background: #ffffff;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 16px;
}
.col-diet-filter h3 { margin: 0 0 12px; font-size: 15px; color: #991b1b; }
.filter-form fieldset { border: 1px dashed #fca5a5; border-radius: 6px; padding: 10px 14px; }
.filter-form legend { font-size: 12px; font-weight: 700; color: #b91c1c; }
.filter-form p { margin: 6px 0; font-size: 13px; color: #334155; }

.col-food-menu {
  flex: 3.2 1 600px;
}
.food-promo-hero {
  background: #ffffff;
  border: 1px solid #fecaca;
  border-left: 5px solid #b91c1c;
  border-radius: 8px;
  padding: 18px 20px;
  margin-bottom: 18px;
}
.promo-tag {
  display: inline-block;
  background: #fee2e2;
  color: #b91c1c;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.food-promo-hero h2 { margin: 0 0 6px; font-size: 19px; color: #0f172a; }
.food-promo-hero p { margin: 0; font-size: 13px; color: #475569; }

/* 6 Thẻ món ăn Flexbox không đều nhau */
.dishes-flex-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: stretch;
  gap: 14px;
}
.dish-card {
  background: #ffffff;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 14px 16px;
  box-shadow: 0 1px 3px rgba(185, 28, 28, 0.05);
}
.dish-card.f1 { flex: 2.6 1 320px; }
.dish-card.f2 { flex: 1 1 160px; }
.dish-card.f3 { flex: 1.3 1 180px; align-self: center; }
.dish-card.f4 { flex: 2 1 260px; }
.dish-card.f5 { flex: 1.1 1 170px; }
.dish-card.f6.flash-dish-item {
  flex: 2.5 1 310px;
  order: -1;
  background: #fff7ed;
  border-color: #fdba74;
}
.dish-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.combo-badge { background: #fee2e2; color: #b91c1c; }
.flash-deal-pill { background: #ea580c; color: #ffffff; }

.dish-card h3 { margin: 0 0 6px; font-size: 15px; color: #1e293b; }
.dish-card p { margin: 0 0 8px; font-size: 13px; color: #475569; }
.dish-price strong { color: #b91c1c; font-size: 14px; }
.dish-price del { color: #94a3b8; margin-left: 6px; }

/* Display none */
.out-of-stock-alert-hidden { display: none; }

.col-cart-summary {
  flex: 1 1 200px;
  background: #ffffff;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 16px;
  align-self: flex-start;
}
.col-cart-summary h3 { margin: 0 0 12px; font-size: 15px; color: #991b1b; }
.basket-card p { margin: 6px 0; font-size: 13px; color: #334155; }
.free-shipping-tag { color: #047857; font-weight: 700; }

/* 4. Footer 3 cột */
footer.food-footer {
  background: #450a0a;
  color: #fee2e2;
  padding: 28px 24px;
  margin-top: 36px;
}
.food-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
}
.food-col { flex: 1 1 220px; }
.food-col h4 { margin: 0 0 10px; font-size: 15px; color: #ffffff; }
.food-col p { margin: 0; font-size: 13px; color: #fecaca; }
.food-col ul { list-style: none; margin: 0; padding: 0; }
.food-col ul li { margin-bottom: 6px; font-size: 13px; color: #fecaca; }