:root {
  color-scheme: dark;
  --primary: #2dd4bf;
  --primary-dark: #5eead4;
  --primary-soft: rgba(45, 212, 191, 0.14);
  --accent: #f97316;
  --accent-dark: #fb923c;
  --bg: #0a1120;
  --card: #131c2e;
  --card-2: #1a2540;
  --text: #e6edf3;
  --muted: #8ea0b5;
  --border: #243247;
  --radius: 16px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.40);
  --shadow-md: 0 8px 26px rgba(0, 0, 0, 0.50);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.60);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

/* Ngăn scroll ngang trên mobile. Dùng clip (không tạo scroll-container nên
   không phá sticky header) + fallback hidden cho trình duyệt cũ. Áp dụng cả
   html lẫn body vì scroll ngang có thể xảy ra ở body chứ không chỉ html. */
html,
body {
  overflow-x: hidden;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  animation: pageIn 0.5s ease both;
}

@keyframes pageIn {
  from { opacity: 0; }
}

img { max-width: 100%; display: block; }

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

/* ---------- Icon Lucide ---------- */
.icon-svg {
  width: 1.25em;
  height: 1.25em;
  display: inline-block;
  vertical-align: -0.22em;
  flex-shrink: 0;
  stroke-width: 2;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 18px;
}

/* Khoảng cách dọc giữa các section ở trang chủ (carousel có padding:0 inline nên giữ nguyên) */
main > section.container {
  padding-top: 44px;
  padding-bottom: 44px;
}

.center { text-align: center; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease-out);
}
.reveal.revealed {
  opacity: 1;
  transform: none;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 17, 32, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  border-color: var(--border);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
/* Con cá vàng (đã cắt riêng + nền trong suốt từ logo-lkb.png cao cấp).
   Dùng contain để hiển thị trọn con cá, không bị clip, không méo. */
.logo-img,
.fish-logo {
  background: url("../assets/images/fish.png") center / contain no-repeat;
}
.logo-img {
  height: 42px;
  width: 48px;
  display: block;
}
.fish-logo {
  display: inline-block;
  width: 1.35em;
  height: 1.2em;
  vertical-align: -0.25em;
}
.logo:hover .logo-img { animation: wiggle 0.5s ease; }
@keyframes wiggle {
  0%, 100% { transform: rotate(0); }
  25% { transform: rotate(-14deg); }
  60% { transform: rotate(10deg); }
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}
.nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 13px;
  border-radius: 10px;
  transition: background 0.2s ease, color 0.2s ease;
}
.nav a:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 8px;
  border-radius: 10px;
  line-height: 0;
}
.menu-toggle .icon-svg { width: 1.5rem; height: 1.5rem; }
.menu-toggle:hover { background: var(--card-2); }

.cart-btn {
  position: relative;
  background: linear-gradient(135deg, #0d9488, #0e7490);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}
.cart-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 7px 20px rgba(13, 148, 136, 0.45);
}
.cart-btn:active { transform: scale(0.97); }
.cart-count {
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  min-width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0 6px;
  transition: transform 0.2s var(--ease-out);
}
.cart-count.bump { animation: bump 0.4s var(--ease-out); }
@keyframes bump {
  40% { transform: scale(1.45); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  border: none;
  border-radius: 12px;
  padding: 11px 18px;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(135deg, #0d9488, #0e7490);
  color: #fff;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.30);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(13, 148, 136, 0.42);
  color: #fff;
}
.btn-accent {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(249, 115, 22, 0.48);
  color: #fff;
}
.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-ghost:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-block { display: block; width: 100%; }

/* ---------- Carousel ---------- */
.carousel {
  position: relative;
  height: 400px;
  overflow: hidden;
  background: #0f766e;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 0.9s ease, transform 1.4s ease;
  background-size: cover;
  background-position: center;
  pointer-events: none;
}
.slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}
.slide-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 32px 48px 84px;
  background: linear-gradient(90deg, rgba(6, 46, 44, 0.55) 0%, rgba(6, 46, 44, 0.18) 60%, rgba(6, 46, 44, 0.05) 100%);
}
.slide-content h2 {
  color: #fff;
  margin: 0 0 10px;
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 640px;
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease-out);
}
.slide-content p {
  color: #e6fffa;
  margin: 0;
  font-size: 1.1rem;
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease-out);
}
.slide.active h2 { opacity: 1; transform: none; transition-delay: 0.25s; }
.slide.active p { opacity: 1; transform: none; transition-delay: 0.45s; }

.bubble {
  position: absolute;
  bottom: -90px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.06));
  animation: rise linear infinite;
  pointer-events: none;
  z-index: 1;
}
@keyframes rise {
  to { transform: translateY(-560px); }
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(19, 28, 46, 0.85);
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
  z-index: 3;
  box-shadow: var(--shadow-md);
  transition: transform 0.15s ease, background 0.2s ease;
}
.carousel-btn:hover { transform: translateY(-50%) scale(1.1); background: var(--card-2); }
.carousel-btn:active { transform: translateY(-50%) scale(0.95); }
.carousel-btn.prev { left: 16px; }
.carousel-btn.next { right: 16px; }
.carousel-dots {
  position: absolute;
  bottom: 16px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 3;
}
.carousel-dots button {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
  padding: 0;
  transition: width 0.3s var(--ease-out), background 0.3s ease;
}
.carousel-dots button.active {
  width: 26px;
  background: #fff;
}

/* ---------- Sections ---------- */
section { padding: 40px 0; }
.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}
.section-title span { color: var(--primary); }
.section-title::after {
  content: "";
  display: block;
  width: 58px;
  height: 4px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--primary), #22d3ee);
  margin-top: 10px;
  margin-bottom: 22px;
}

/* ---------- About ---------- */
.about-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border-left: 5px solid var(--primary);
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.about-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.about-card h3 { margin-top: 0; }
.about-card p { margin: 0 0 10px; color: var(--muted); }
.about-card p:last-child { margin-bottom: 0; }

/* ---------- Category grid ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 14px;
}
.category-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px 16px 20px;
  text-align: center;
  box-shadow: var(--shadow);
  color: var(--text);
  border: 1px solid var(--border);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s ease, border-color 0.25s ease;
  animation: cardIn 0.55s var(--ease-out) both;
  animation-delay: var(--d, 0s);
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
  color: var(--primary-dark);
}
.category-card .icon {
  font-size: 2rem;
  color: var(--primary);
  display: inline-flex;
  width: 66px;
  height: 66px;
  align-items: center;
  justify-content: center;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.20), rgba(45, 212, 191, 0.06));
  transition: transform 0.3s var(--ease-out), color 0.25s ease;
}
.category-card:hover .icon {
  transform: scale(1.12) rotate(-6deg);
}
.category-card h3 { margin: 12px 0 0; font-size: 0.98rem; font-weight: 700; }

/* ---------- Community deals ---------- */
.section-sub {
  color: var(--muted);
  margin: 0 0 22px;
  font-size: 0.98rem;
}
.deals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
}
.deal-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}
.deal-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--primary);
}
.deal-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 1.4rem;
  margin-bottom: 14px;
}
.deal-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(249, 115, 22, 0.12);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.deal-card h3 { margin: 0 0 6px; font-size: 1.1rem; font-weight: 800; }
.deal-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
}

/* ---------- Product grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 18px;
}
.product-card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s ease;
  animation: cardIn 0.55s var(--ease-out) both;
  animation-delay: var(--d, 0s);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.product-image {
  aspect-ratio: 4 / 3;
  background: var(--card-2);
  cursor: pointer;
  overflow: hidden;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}
.product-card:hover .product-image img {
  transform: scale(1.07);
}
.product-body {
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.product-name {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 0.2s ease;
}
.product-name:hover { color: var(--primary); }
.product-cat {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: -6px;
}
.price-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}
.price-floor,
.price-old {
  text-decoration: line-through;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}
.price-now {
  color: var(--accent);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
}
.product-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}
.product-actions .btn { flex: 1; padding: 9px 10px; font-size: 0.88rem; }

/* ---------- Filters ---------- */
.filters {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 22px;
}
.search-input {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 1rem;
  font-family: var(--font);
  background: var(--card-2);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.12);
}
.chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  border: 1.5px solid var(--border);
  background: var(--card-2);
  color: var(--text);
  border-radius: 999px;
  padding: 7px 15px;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.2s ease;
}
.chip:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.chip.active {
  background: linear-gradient(135deg, #0d9488, #0e7490);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.30);
}
.result-count { color: var(--muted); font-size: 0.9rem; }

/* ---------- Zalo card ---------- */
.zalo-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.zalo-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.zalo-card img {
  width: 185px;
  height: 185px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  transition: transform 0.3s var(--ease-out);
}
.zalo-card:hover img {
  transform: rotate(-2deg) scale(1.03);
}
.zalo-card h3 { margin-top: 0; }
.zalo-card p { color: var(--muted); margin: 6px 0 16px; }

/* ---------- Footer ---------- */
.site-footer {
  background: linear-gradient(160deg, #0f172a, #12283a);
  color: #cbd5e1;
  padding: 40px 0 34px;
  margin-top: 24px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), #22d3ee, var(--accent));
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.footer-brand { font-weight: 800; color: #fff; font-size: 1.2rem; }
.footer-brand b { color: #5eead4; }
.social-row { display: flex; gap: 12px; flex-wrap: wrap; }
.social-logo {
  width: 1.15em;
  height: 1.15em;
  display: inline-block;
  flex: none;
}
.social-row a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
  border-radius: 999px;
  padding: 8px 16px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s ease, transform 0.2s ease;
}
.social-row a:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  transform: translateY(-2px);
}
.footer-note { color: #94a3b8; font-size: 0.85rem; margin: 0; }

/* ---------- Messenger FAB ---------- */
.messenger-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00b2ff, #006aff);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 8px 24px rgba(0, 106, 255, 0.45);
  z-index: 60;
  border: none;
  cursor: pointer;
  animation: fabIn 0.6s var(--ease-out) 0.4s both;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s ease;
}
@keyframes fabIn {
  from { opacity: 0; transform: scale(0.3); }
}
.messenger-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(0, 106, 255, 0.55);
}
.messenger-fab:active { transform: scale(0.95); }

/* ---------- Cart drawer ---------- */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 70;
}
.drawer-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  max-width: 430px;
  background: var(--card);
  box-shadow: var(--shadow-lg);
  transform: translateX(105%);
  transition: transform 0.32s var(--ease-out);
  z-index: 80;
  display: flex;
  flex-direction: column;
}
.cart-drawer.open { transform: translateX(0); }
.drawer-header {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.10), var(--card));
}
.drawer-header h2 { margin: 0; font-size: 1.2rem; }
.drawer-close {
  background: none;
  border: none;
  font-size: 1.7rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1;
  transition: transform 0.2s ease, color 0.2s ease;
}
.drawer-close:hover { transform: rotate(90deg); color: var(--text); }
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}
.cart-empty {
  text-align: center;
  color: var(--muted);
  padding: 50px 0;
}
.cart-empty .icon { font-size: 3.4rem; animation: floaty 2.6s ease-in-out infinite; }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.cart-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 10px;
  background: var(--card-2);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  animation: cardIn 0.4s var(--ease-out) both;
  animation-delay: var(--d, 0s);
}
.cart-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.cart-item-top {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.cart-item-img {
  flex: none;
  width: 54px;
  height: 54px;
  object-fit: cover;
  border-radius: 10px;
  background: var(--card-2);
  border: 1px solid var(--border);
}
.cart-item-num {
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 1px;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-weight: 700; }
.cart-item-meta { color: var(--muted); font-size: 0.85rem; margin-top: 2px; }
.cart-item-remove {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}
.cart-item-remove .icon-svg { width: 1rem; height: 1rem; }
.cart-item-remove:hover {
  background: rgba(239, 68, 68, 0.14);
  color: #ef4444;
}
.cart-item-remove:active { transform: scale(0.88); }
.cart-item-controls {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}
.stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.stepper button {
  width: 30px;
  height: 30px;
  border: none;
  background: var(--card-2);
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.15s ease;
}
.stepper button:hover { background: var(--primary-soft); }
.stepper span { min-width: 32px; text-align: center; font-weight: 700; }
.length-input {
  width: 92px;
  padding: 8px 9px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: var(--font);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.length-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.12);
}
.cart-item-total {
  margin-top: 0;
  font-weight: 800;
  color: var(--accent);
  font-size: 1rem;
  white-space: nowrap;
}
.drawer-footer {
  border-top: 1px solid var(--border);
  padding: 18px 20px;
  background: var(--card-2);
}
.cart-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}
.cart-total-row .amount {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.ship-note { color: var(--muted); font-size: 0.82rem; margin: 0 0 14px; }
.ship-note-star { color: #ef4444; font-weight: 700; }
.drawer-actions { display: flex; flex-direction: column; gap: 10px; }

/* ---------- Ảnh chụp đơn hàng (container render riêng cho html2canvas) ---------- */
.order-capture {
  position: fixed;
  left: -10000px;
  top: 0;
  width: 480px;
  box-sizing: border-box;
  background: #ffffff;
  color: #1e293b;
  font-family: var(--font);
  padding: 26px;
}
.oc-header {
  border-bottom: 2px solid #0d9488;
  padding-bottom: 14px;
  margin-bottom: 18px;
}
.oc-brand { font-size: 1.7rem; font-weight: 800; color: #0f172a; letter-spacing: -0.02em; }
.oc-brand b { color: #0d9488; }
.oc-sub { color: #64748b; font-size: 0.85rem; margin-top: 4px; }
.oc-items { display: flex; flex-direction: column; gap: 14px; }
.oc-item { display: flex; gap: 12px; align-items: center; }
.oc-img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid #e2e8f0;
  background: #f1f5f9;
  flex: none;
}
.oc-info { flex: 1; min-width: 0; }
.oc-name { font-weight: 700; font-size: 0.95rem; color: #0f172a; line-height: 1.3; }
.oc-meta { color: #64748b; font-size: 0.82rem; margin-top: 2px; }
.oc-qty { color: #0d9488; font-weight: 700; font-size: 0.85rem; margin-top: 3px; }
.oc-price { font-weight: 700; color: #0f172a; white-space: nowrap; }
.oc-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 2px solid #0d9488;
  margin-top: 20px;
  padding-top: 16px;
  font-size: 1.15rem;
  font-weight: 800;
  color: #0f172a;
}
.oc-note { color: #94a3b8; font-size: 0.75rem; text-align: center; margin-top: 16px; }

/* ---------- Modal xem / lưu ảnh đơn hàng ---------- */
.image-modal {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  z-index: 95;
}
.image-modal.open { display: flex; }
.image-modal-card {
  background: var(--card);
  border-radius: 16px;
  width: 100%;
  max-width: 480px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.image-modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.image-modal-header h3 { margin: 0; font-size: 1.1rem; }
.image-modal-body { padding: 16px; overflow-y: auto; flex: 1; }
.image-modal-body img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: block;
}
.image-modal-actions { padding: 16px 20px; border-top: 1px solid var(--border); }
.image-modal-hint {
  color: var(--muted);
  font-size: 0.82rem;
  margin: 10px 0 0;
  text-align: center;
  line-height: 1.5;
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  z-index: 90;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--card);
  border-radius: 18px;
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.35s var(--ease-out);
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
}
.modal-image {
  aspect-ratio: 16 / 9;
  background: var(--card-2);
  border-radius: 18px 18px 0 0;
  overflow: hidden;
}
.modal-image img { width: 100%; height: 100%; object-fit: cover; }
.modal-body { padding: 20px; }
.modal-body h2 { margin: 0 0 4px; font-size: 1.3rem; }
.modal-desc { color: var(--muted); margin: 10px 0 16px; }
.modal-section { margin-bottom: 16px; }
.modal-section label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
  font-size: 0.92rem;
}
.color-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.color-chip {
  border: 1.5px solid var(--border);
  background: var(--card-2);
  border-radius: 999px;
  padding: 7px 15px;
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: var(--font);
  transition: all 0.2s ease;
}
.color-chip:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}
.color-chip.active {
  background: linear-gradient(135deg, #0d9488, #0e7490);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.30);
}
.variant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 10px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
  margin: -4px;
}
.variant-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  border: 1.5px solid var(--border);
  background: var(--card-2);
  border-radius: 14px;
  padding: 8px;
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.2s ease;
}
.variant-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 10px;
  background: var(--card-2);
}
.variant-name {
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  line-height: 1.25;
}
.variant-price {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}
.variant-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}
.variant-card.active {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.10), rgba(14, 116, 144, 0.08));
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.25);
}
.modal-price {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 16px;
}
.modal-close {
  background: none;
  border: none;
  font-size: 1.7rem;
  cursor: pointer;
  color: var(--muted);
  float: right;
  line-height: 1;
  transition: transform 0.2s ease, color 0.2s ease;
}
.modal-close:hover { transform: rotate(90deg); color: var(--text); }

/* ---------- Process timeline ---------- */
.process-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}
.process-timeline::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--primary), #22d3ee);
}
.process-step {
  position: relative;
  padding: 0 0 30px 64px;
}
.process-step:last-child { padding-bottom: 0; }
.step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0d9488, #0e7490);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.4);
  transition: transform 0.25s var(--ease-out);
}
.process-step:hover .step-number {
  transform: scale(1.12);
}
.process-step h3 { margin: 8px 0 4px; }
.process-step p { color: var(--muted); margin: 0; }

.notes-box {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.16), rgba(249, 115, 22, 0.06));
  border: 1.5px solid rgba(251, 146, 60, 0.40);
  border-radius: var(--radius);
  padding: 22px;
  margin-top: 30px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.notes-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.notes-box h3 { margin-top: 0; color: var(--accent-dark); }
.notes-box p { margin: 0; color: var(--muted); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 92px;
  transform: translateX(-50%) translateY(24px) scale(0.92);
  background: linear-gradient(135deg, #0d9488, #0e7490);
  color: #fff;
  padding: 13px 20px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.40);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.3s var(--ease-out);
  z-index: 100;
  max-width: 90vw;
  text-align: center;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}
.toast-icon {
  flex: none;
  display: inline-flex;
  color: #fff;
}
.toast.show .toast-icon {
  animation: toastPop 0.45s var(--ease-out);
}
.toast-icon .icon-svg { width: 1.5em; height: 1.5em; }
.toast-msg { line-height: 1.4; }
@keyframes toastPop {
  0% { transform: scale(0); }
  60% { transform: scale(1.25); }
  100% { transform: scale(1); }
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .header-inner { flex-wrap: wrap; }
  .menu-toggle { display: inline-flex; align-items: center; }
  .nav {
    order: 4;
    width: 100%;
    margin-left: 0;
    flex-direction: column;
    gap: 2px;
    max-height: 0;
    overflow: hidden;
    padding-top: 0;
    padding-bottom: 0;
    transition: max-height 0.32s var(--ease-out), padding 0.32s var(--ease-out);
  }
  .site-header.menu-open .nav {
    max-height: 320px;
    padding-top: 8px;
    padding-bottom: 10px;
  }
  .nav a { padding: 10px 12px; border-radius: 10px; }
  .nav a:hover { background: var(--card-2); }
  .category-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .category-card { padding: 16px 10px 14px; }
  .category-card .icon { width: 52px; height: 52px; font-size: 1.5rem; border-radius: 16px; }
  .category-card h3 { margin-top: 8px; font-size: 0.9rem; }
  .carousel { height: 300px; }
  .slide-content { padding: 32px 24px 32px 72px; }
  .slide-content h2 { font-size: 1.55rem; }
  .slide-content p { font-size: 0.95rem; }
  .zalo-card { flex-direction: column; text-align: center; }
  .section-title { font-size: 1.4rem; }
  /* Toast gọn hơn trên mobile: giảm padding ngang để không bị rộng */
  .toast { padding: 12px 14px; gap: 8px; }
  /* Sản phẩm: 2 món/hàng, card nhỏ gọn hơn */
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-body { padding: 10px; gap: 7px; }
  .product-name { font-size: 0.82rem; line-height: 1.3; }
  .product-cat { font-size: 0.7rem; }
  .price-now { font-size: 1rem; }
  .price-floor, .price-old { font-size: 0.78rem; }
  .product-actions { gap: 6px; }
  .product-actions .btn { padding: 7px 6px; font-size: 0.78rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}