/* ========================================
   Mercado Asia - Common Styles
   公共样式：变量、基础、Header、Footer、响应式
   ======================================== */

:root {
  --bg: #07111f;
  --panel: rgba(10, 19, 32, 0.82);
  --panel-2: #142132;
  --card: #0f172a;
  --line: rgba(255, 255, 255, 0.12);
  --text: #eff6ff;
  --muted: #bfd0e7;
  --accent: #f59e0b;
  --accent-2: #f97316;
  --success: #22c55e;
  --danger: #fb7185;
  --shadow: 0 18px 45px rgba(2, 6, 23, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(249, 115, 22, 0.12), transparent 18%),
    radial-gradient(circle at 20% 10%, rgba(59, 130, 246, 0.08), transparent 14%),
    linear-gradient(180deg, #040b14 0%, #07111f 45%, #020617 100%);
  min-height: 100vh;
}

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

a {
  text-decoration: none;
  color: inherit;
}

button,
select,
input,
textarea {
  font: inherit;
}

/* ========================================
   Layout
   ======================================== */

.container {
  width: min(1400px, calc(100% - 24px));
  margin: 0 auto;
}

.section {
  margin-top: 24px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.section-head .muted,
.section-head p {
  color: var(--muted);
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.5;
}

/* ========================================
   Homepage Layout (index.html / index.php)
   ======================================== */

.main-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  margin-top: 24px;
  align-items: stretch;
}

.side-card { padding: 18px; display: grid; gap: 14px; }
.side-card h2 { margin: 0; font-size: 1.1rem; }
.side-card p { color: var(--muted); margin: 0; line-height: 1.5; }

.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.stat { border: 1px solid var(--line); border-radius: 18px; padding: 12px; background: rgba(15,23,42,0.78); }
.stat small { color: var(--muted); display: block; text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.7rem; }
.stat strong { font-size: 1.35rem; display: block; margin-top: 4px; }

.cart-panel { position: sticky; top: 104px; display: grid; gap: 14px; align-self: start; }
.cart-card { padding: 16px; }
.cart-summary { display:grid; gap:10px; }

.mini-grid { display:grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.mini-box { border: 1px solid var(--line); border-radius: 16px; padding: 10px; background: rgba(15,23,42,0.86); }
.mini-box strong { display:block; font-size: 1.05rem; }
.mini-box span { color: var(--muted); font-size: 0.88rem; }

.contact-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(251, 146, 60, 0.45);
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(248, 113, 113, 0.12));
  color: var(--text);
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  margin-bottom: 10px;
}

/* ========================================
   Category Navigation (index.html / index.php)
   ======================================== */

.category-nav-wrap {
  width: 100%;
  max-width: 100%;
  overflow: visible;
}

.category-nav {
  display: flex;
  align-items: stretch;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  overflow: visible;
  width: 100%;
  max-width: 100%;
}

.category-nav > li {
  flex: 1 1 130px;
  min-width: 0;
  max-width: 100%;
}

.category-nav details {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(15,23,42,0.98), rgba(8,15,27,0.98));
  box-shadow: var(--shadow);
  overflow: visible;
}

.category-nav details:hover > .dropdown-menu,
.category-nav details[open] > .dropdown-menu,
.category-nav details.open > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.category-nav summary {
  list-style: none;
  cursor: pointer;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-weight: 700;
  color: var(--text);
  font-size: 0.82rem;
  white-space: nowrap;
}

.category-nav summary::-webkit-details-marker { display: none; }
.category-nav summary::after { content: "▾"; color: #fbbf24; font-size: 0.9rem; }
.category-nav details[open] summary::after { content: "▴"; }

.category-nav .dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: auto;
  min-width: 240px;
  width: max-content;
  max-width: min(320px, calc(100vw - 24px));
  list-style: none;
  margin: 0;
  padding: 8px;
  display: grid;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(8, 15, 27, 0.98);
  box-shadow: 0 18px 40px rgba(2, 6, 23, 0.45);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 120ms ease, transform 120ms ease, visibility 120ms ease;
  pointer-events: auto;
}

.category-nav .dropdown-menu a {
  display: block;
  border-radius: 12px;
  padding: 8px 10px;
  color: var(--muted);
  font-size: 0.8rem;
  text-decoration: none;
}

.category-nav .dropdown-menu a:hover {
  background: rgba(248, 113, 113, 0.08);
  color: var(--text);
}

/* ========================================
   Header
   ======================================== */

.top-note {
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.18), rgba(249, 115, 22, 0.18));
  border-bottom: 1px solid var(--line);
  text-align: center;
  padding: 10px 18px;
  color: #fffaf2;
  font-size: 0.95rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(7, 17, 31, 0.78);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, #fb7185, #f59e0b, #38bdf8);
  display: grid;
  place-items: center;
  color: #111827;
  font-size: 1.02rem;
  box-shadow: var(--shadow);
}

.brand-text small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-text strong {
  font-size: 1.05rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ========================================
   Shared utility classes
   ======================================== */

.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #111827;
  box-shadow: 0 12px 22px rgba(249, 115, 22, 0.25);
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

/* ========================================
   Common Components
   ======================================== */

.search-chip,
.pill,
.lang-btn,
.cart-btn {
  border: 1px solid var(--line);
  background: rgba(15, 23, 42, 0.88);
  color: var(--text);
  border-radius: 999px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.search-chip {
  min-width: 260px;
  justify-content: space-between;
}

.search-chip input {
  background: transparent;
  border: 0;
  color: var(--text);
  width: 100%;
  outline: none;
  font-size: 0.95rem;
}

.pill:hover,
.lang-btn:hover,
.cart-btn:hover,
.add-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(248, 113, 113, 0.6);
}

.lang-btn.active,
.pill.active {
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.18), rgba(249, 115, 22, 0.18));
  border-color: rgba(251, 146, 60, 0.55);
}

.btn {
  border-radius: 14px;
  border: 1px solid transparent;
  padding: 11px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #111827;
  box-shadow: 0 12px 22px rgba(249, 115, 22, 0.25);
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.94);
  border-color: var(--line);
  color: var(--text);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #bbf7d0;
  border-radius: 999px;
  padding: 6px 9px;
  font-size: 0.82rem;
}

/* ========================================
   Cart Dropdown
   ======================================== */

.cart-shell {
  position: relative;
}

.cart-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: min(360px, calc(100vw - 18px));
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(8, 15, 27, 0.98), rgba(15, 23, 42, 0.98));
  box-shadow: 0 18px 40px rgba(2, 6, 23, 0.45);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 150ms ease, transform 150ms ease, visibility 150ms ease;
  z-index: 100;
}

.cart-shell:hover .cart-dropdown,
.cart-shell.open .cart-dropdown,
.cart-shell:focus-within .cart-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.cart-drop-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 6px 4px 10px;
  border-bottom: 1px solid var(--line);
}

.cart-drop-head strong {
  font-size: 0.98rem;
}

.cart-drop-head span {
  color: var(--muted);
  font-size: 0.82rem;
}

.clear-cart-btn {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 999px;
  padding: 4px 12px;
  cursor: pointer;
  font-size: 0.78rem;
  transition: all 120ms ease;
  white-space: nowrap;
}

.clear-cart-btn:hover {
  background: rgba(251, 113, 133, 0.12);
  border-color: #f87171;
}

.cart-drop-items {
  display: grid;
  gap: 8px;
  max-height: 320px;
  overflow: auto;
  padding: 8px 2px 4px;
}

.cart-drop-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.92);
  padding: 10px;
}

.cart-drop-item .cart-row {
  align-items: center;
}

.cart-drop-item .cart-title {
  font-size: 0.92rem;
}

.cart-drop-item .cart-sub {
  font-size: 0.78rem;
}

.cart-drop-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 4px 4px;
  border-top: 1px solid var(--line);
  color: var(--text);
}

.cart-dropdown .checkout-btn {
  display: block;
  width: calc(100% - 8px);
  margin: 6px 4px 2px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #111827;
  box-shadow: 0 8px 16px rgba(249, 115, 22, 0.2);
}

/* ========================================
   Cart Items (shared)
   ======================================== */

.cart-item {
  display: grid;
  gap: 8px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.cart-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.cart-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.cart-title {
  font-weight: 700;
}

.cart-sub {
  color: var(--muted);
  font-size: 0.88rem;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.cart-btn.bump {
  animation: cartBounce 420ms ease;
}

@keyframes cartBounce {
  0% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-2px) scale(1.03);
  }
  100% {
    transform: translateY(0);
  }
}

/* ========================================
   Product Card
   ======================================== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.product-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
}

.product-thumb {
  display: block;
  position: relative;
  overflow: hidden;
  background: #0b1220;
  text-decoration: none;
  color: inherit;
}

.product-thumb img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.badge {
  position: absolute;
  left: 12px;
  top: 12px;
  background: rgba(251, 146, 60, 0.98);
  color: #111827;
  padding: 6px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.product-body {
  padding: 14px;
  display: grid;
  gap: 10px;
}

.product-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.85rem;
}

.product-name {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
  color: inherit;
}
.product-name:hover {
  color: #fed7aa;
}

.product-price {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fed7aa;
}

.variant-wrap {
  display: grid;
  gap: 6px;
}

.variant-wrap label {
  color: var(--muted);
  font-size: 0.88rem;
}

.variant-wrap select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.94);
  color: var(--text);
  padding: 10px 12px;
}

.qty-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.qty-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.94);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px;
}

.qty-pill button {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 0;
  background: rgba(248, 113, 113, 0.12);
  color: var(--text);
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}

.qty-pill button:hover {
  background: rgba(248, 113, 113, 0.22);
  transform: translateY(-1px);
}

.qty-pill span {
  width: 24px;
  text-align: center;
  color: var(--text);
  font-weight: 700;
}

.add-btn {
  width: 100%;
  border: 1px solid rgba(251, 146, 60, 0.35);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.18), rgba(248, 113, 113, 0.18));
  color: var(--text);
  padding: 10px 12px;
  cursor: pointer;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.add-btn.added {
  animation: addPulse 420ms ease;
  border-color: rgba(34, 197, 94, 0.55);
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.14), 0 10px 24px rgba(34, 197, 94, 0.18);
}

@keyframes addPulse {
  0% {
    transform: scale(1);
  }
  40% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}

/* ========================================
   Toast Notification
   ======================================== */

.toast-host {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1200;
  display: grid;
  gap: 10px;
  width: min(340px, calc(100vw - 18px));
  pointer-events: none;
}

.toast {
  border: 1px solid rgba(251, 146, 60, 0.45);
  border-radius: 18px;
  padding: 12px 12px 10px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: 0 18px 36px rgba(2, 6, 23, 0.45);
  transform: translateX(18px);
  opacity: 0;
  animation: toastIn 220ms ease forwards;
}

.toast.leaving {
  animation: toastOut 260ms ease forwards;
}

.toast-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 4px;
}

.toast strong {
  display: block;
  font-size: 0.95rem;
  line-height: 1.25;
}

.toast span {
  color: var(--muted);
  font-size: 0.82rem;
}

.toast-badge {
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  color: #bbf7d0;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(18px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateX(18px) scale(0.98);
  }
}

/* ========================================
   Panel / Card / Hero
   ======================================== */

.panel {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.95), rgba(8, 15, 27, 0.96));
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero {
  padding: 28px;
  position: relative;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.08;
  margin: 16px 0 12px;
  max-width: 590px;
}

.hero p {
  color: var(--muted);
  font-size: 1.03rem;
  max-width: 560px;
  line-height: 1.55;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 10px;
  width: fit-content;
  font-size: 0.88rem;
}

.mini-tag {
  border: 1px solid var(--line);
  background: rgba(15, 23, 42, 0.78);
  border-radius: 999px;
  padding: 8px 10px;
  color: #e5eefb;
  font-size: 0.92rem;
}

.wallet-box {
  border: 1px dashed rgba(251, 146, 60, 0.45);
  background: linear-gradient(135deg, rgba(251, 146, 60, 0.12), rgba(59, 130, 246, 0.12));
  border-radius: 18px;
  padding: 14px;
}

.wallet-box strong {
  font-size: 1.15rem;
}

/* ========================================
   Footer
   ======================================== */

.footer-nav-panel {
  margin-top: 24px;
  padding: 18px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: start;
}

.footer-card {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  padding: 0;
}

.footer-card h3 {
  margin: 0 0 10px;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 8px;
}

.footer-card p,
.footer-card li,
.footer-card a {
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.92rem;
}

.footer-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.footer-card li {
  display: inline-flex;
}

.footer-card a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: color 120ms ease;
}

.footer-card a:hover {
  color: var(--text);
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  opacity: 0.92;
}

.footer-note {
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 18px;
  padding: 12px 0 0;
  font-size: 0.92rem;
}

/* ========================================
   Product Detail Page
   ======================================== */

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 16px;
  align-items: start;
}

.detail-gallery {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0b1220;
}

.detail-gallery img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail-info {
  display: grid;
  gap: 18px;
}

.detail-info .product-price {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fed7aa;
}

.detail-info .product-name {
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.3;
}

.detail-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.detail-desc {
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.95rem;
}

.detail-actions {
  display: grid;
  gap: 12px;
}

.detail-qty {
  display: flex;
  align-items: center;
  gap: 12px;
}

.detail-qty label {
  color: var(--muted);
  font-size: 0.9rem;
  min-width: 50px;
}

.detail-qty .qty-pill {
  flex: 1;
  max-width: 150px;
  justify-content: space-between;
}

.detail-buy {
  width: 100%;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 14px;
  border: 1px solid rgba(251, 146, 60, 0.35);
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.18), rgba(248, 113, 113, 0.18));
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  transition: all 120ms ease;
}

.detail-buy:hover {
  transform: translateY(-1px);
  border-color: rgba(248, 113, 113, 0.6);
}

.detail-buy.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #111827;
  box-shadow: 0 12px 22px rgba(249, 115, 22, 0.25);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 12px;
}

.not-found {
  text-align: center;
  padding: 60px 20px;
}

.not-found h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.not-found p {
  color: var(--muted);
  margin-bottom: 20px;
}

/* ========================================
   Category Page
   ======================================== */

.category-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
  margin-top: 16px;
  align-items: start;
}

.cat-sidebar {
  position: sticky;
  top: 92px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.cat-sidebar-header {
  padding: 16px 18px 12px;
  border-bottom: 1px solid var(--line);
}

.cat-sidebar-header h3 {
  margin: 0;
  font-size: 1rem;
}

.cat-sidebar-header p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.cat-sidebar-nav {
  list-style: none;
  margin: 0;
  padding: 8px;
  display: grid;
  gap: 4px;
}

.cat-sidebar-nav a {
  display: block;
  padding: 10px 14px;
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 120ms ease;
}

.cat-sidebar-nav a:hover {
  background: rgba(248, 113, 113, 0.08);
  color: var(--text);
}

.cat-sidebar-nav a.active {
  background: linear-gradient(135deg, rgba(248, 113, 113, 0.15), rgba(249, 115, 22, 0.12));
  color: var(--text);
  font-weight: 700;
  border: 1px solid rgba(251, 146, 60, 0.35);
}

.cat-sidebar-back {
  padding: 10px 18px 14px;
  border-top: 1px solid var(--line);
}

.cat-sidebar-back a {
  color: var(--accent);
  font-size: 0.88rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cat-sidebar-back a:hover {
  color: var(--accent-2);
}

.cat-main {
  display: grid;
  gap: 20px;
}

.cat-main-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.cat-main-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.cat-count {
  color: var(--muted);
  font-size: 0.88rem;
}

.cat-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.empty-cat {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
  grid-column: 1 / -1;
}

.empty-cat h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--text);
}

/* ========================================
   Cart Page
   ======================================== */

.cart-page-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
  margin-top: 8px;
  align-items: start;
}

.cart-items-panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 20px;
}

.cart-items-panel h2 {
  margin: 0 0 16px;
  font-size: 1.15rem;
}

.cart-summary-panel {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 20px;
  position: sticky;
  top: 104px;
}

.cart-summary-panel h2 {
  margin: 0 0 16px;
  font-size: 1.15rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
}

.summary-row:last-of-type {
  border-bottom: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.summary-row .muted {
  color: var(--muted);
}

.cart-item-full {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  align-items: flex-start;
}

.cart-item-full:first-child {
  border-top: 0;
  padding-top: 0;
}

.cart-item-img {
  width: 100px;
  height: 75px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: #0b1220;
}

.cart-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-item-info {
  flex: 1;
  display: grid;
  gap: 6px;
}

.cart-item-info .name {
  font-weight: 700;
  font-size: 1rem;
}

.cart-item-info .variant {
  color: var(--muted);
  font-size: 0.85rem;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.cart-item-price {
  text-align: right;
  font-weight: 800;
  font-size: 1.05rem;
  color: #fed7aa;
  white-space: nowrap;
}

.remove-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--danger);
  border-radius: 999px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 0.82rem;
  transition: all 120ms ease;
}

.remove-btn:hover {
  border-color: var(--danger);
  background: rgba(251, 113, 133, 0.1);
}

.empty-cart-page {
  text-align: center;
  padding: 60px 20px;
}

.empty-cart-page h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.empty-cart-page p {
  color: var(--muted);
  margin-bottom: 20px;
}

/* ========================================
   Checkout Page
   ======================================== */

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 24px;
  margin-top: 8px;
  align-items: start;
}

.checkout-form {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 24px;
}

.checkout-form h2 {
  margin: 0 0 16px;
  font-size: 1.1rem;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.checkout-summary {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 20px;
  position: sticky;
  top: 104px;
}

.checkout-summary h2 {
  margin: 0 0 16px;
  font-size: 1.1rem;
}

.order-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.order-item .name {
  font-weight: 600;
}

.order-item .detail {
  color: var(--muted);
  font-size: 0.82rem;
}

.place-order-btn {
  display: block;
  width: 100%;
  margin-top: 16px;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 14px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #111827;
  cursor: pointer;
  box-shadow: 0 12px 22px rgba(249, 115, 22, 0.25);
  transition: all 120ms ease;
}

.place-order-btn:hover {
  transform: translateY(-1px);
}

.success-message {
  text-align: center;
  padding: 40px 20px;
  display: none;
}

.success-message .icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.success-message h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
  border-bottom: 0;
  padding-bottom: 0;
}

.success-message p {
  color: var(--muted);
  margin-bottom: 20px;
}

/* ========================================
   About Page
   ======================================== */

.about-layout {
  display: grid;
  gap: 24px;
  max-width: 800px;
  margin: 8px auto 0;
}

.about-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 24px;
}

.about-card h2 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

.about-card p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.95rem;
  margin: 0 0 12px;
}

.about-card p:last-child {
  margin-bottom: 0;
}

.mission-box {
  border: 1px dashed rgba(251, 146, 60, 0.45);
  background: linear-gradient(135deg, rgba(251, 146, 60, 0.12), rgba(59, 130, 246, 0.12));
  border-radius: 18px;
  padding: 20px;
  text-align: center;
}

.mission-box h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  color: var(--accent);
}

.mission-box p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.about-stat {
  text-align: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(15, 23, 42, 0.78);
}

.about-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fed7aa;
}

.about-stat .label {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ========================================
   Contact Page
   ======================================== */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 8px;
  align-items: start;
}

.contact-info-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 24px;
}

.contact-info-card h2 {
  margin: 0 0 16px;
  font-size: 1.15rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.contact-item:first-of-type {
  padding-top: 0;
}

.contact-item:last-of-type {
  border-bottom: 0;
}

.contact-icon {
  font-size: 1.4rem;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(251, 146, 60, 0.12);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.contact-item .label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 2px;
}

.contact-item .value {
  font-size: 0.95rem;
  font-weight: 600;
}

.contact-item .value a {
  color: var(--accent);
  transition: color 120ms ease;
}

.contact-item .value a:hover {
  color: var(--accent-2);
}

.contact-form-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(8, 15, 27, 0.98));
  box-shadow: var(--shadow);
  padding: 24px;
}

.contact-form-card h2 {
  margin: 0 0 16px;
  font-size: 1.15rem;
}

/* ========================================
   Page Header (inner pages)
   ======================================== */

.page-header {
  padding: 40px 0 24px;
  text-align: center;
}

.page-header h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 8px;
}

.page-header p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Breadcrumb
   ======================================== */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--muted);
  padding: 16px 0 8px;
}

.breadcrumb a {
  color: var(--accent);
  transition: color 120ms ease;
}

.breadcrumb a:hover {
  color: var(--accent-2);
}

.breadcrumb span {
  opacity: 0.6;
}

/* ========================================
   Forms
   ======================================== */

.form-group {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.94);
  color: var(--text);
  padding: 12px 14px;
  font-size: 0.95rem;
  transition: border-color 120ms ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1460px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1160px) {
  .main-grid { grid-template-columns: 1fr; }
  .cart-panel { position: static; }
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .cat-products-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .detail-layout { grid-template-columns: 1fr; }
  .category-layout { grid-template-columns: 1fr; }
  .cat-sidebar { position: static; }
  .cat-sidebar-nav {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .cat-sidebar-nav a {
    text-align: center;
    padding: 8px 6px;
    font-size: 0.82rem;
  }
  .cart-page-layout { grid-template-columns: 1fr; }
  .cart-summary-panel { position: static; }
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-summary { position: static; }
  .form-row { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .category-nav { flex-wrap: wrap; }
  .category-nav > li { flex: 1 1 140px; min-width: 140px; }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .header-inner {
    flex-wrap: wrap;
    align-items: stretch;
  }
  .header-actions {
    width: 100%;
    justify-content: flex-start;
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
  }
  .search-chip {
    min-width: 0;
    width: auto;
    flex: 0 0 auto;
  }
  .header-actions > .lang-btn-group,
  .header-actions > .cart-shell {
    width: auto;
  }
  .lang-btn-group {
    display: flex;
    gap: 8px;
  }
  .lang-btn-group .lang-btn {
    flex: 0;
    white-space: nowrap;
  }
  .cart-shell .cart-btn {
    justify-content: space-between;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

@media (max-width: 640px) {
  .detail-layout { gap: 20px; }
  .detail-info .product-name { font-size: 1.15rem; }
  .related-grid { grid-template-columns: 1fr; }
  .cat-products-grid { grid-template-columns: 1fr; }
  .cat-sidebar-nav { grid-template-columns: repeat(2, 1fr); }
  .about-stats { grid-template-columns: 1fr; }
  .category-nav > li { flex-basis: 100%; }
  .main-grid {
    margin-top: 16px;
    gap: 16px;
  }
  .hero {
    min-height: 380px;
    padding: 18px;
  }
  .hero h1 {
    font-size: 1.65rem;
  }
  .stat-grid, .mini-grid { grid-template-columns: 1fr; }
  .section-head {
    align-items: start;
    flex-direction: column;
  }
  .search-chip {
    min-width: 0;
    max-width: 180px;
    padding: 8px 10px;
  }
  .search-chip input {
    font-size: 0.88rem;
  }
}