/* ============================================
   Computers & Cellphones Accessories
   Design System — Tech Electronics Niche
   ============================================ */

:root {
  /* Color Palette — Modern Tech / Electronics */
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-surface-alt: #f4f6f9;
  --color-surface-dark: #0f172a;
  --color-border: #e2e8f0;
  --color-border-dark: #1e293b;
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-accent: #0066ff;
  --color-accent-hover: #0052cc;
  --color-accent-light: #e6f0ff;
  --color-accent-fg: #ffffff;
  --color-success: #16a34a;
  --color-success-light: #dcfce7;
  --color-warning: #f59e0b;
  --color-warning-light: #fef3c7;
  --color-error: #dc2626;
  --color-error-light: #fee2e2;
  --color-dark: #0f172a;
  --color-dark-hover: #1e293b;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.06);
  --shadow-md: 0 4px 12px rgba(15,23,42,0.08);
  --shadow-lg: 0 12px 32px rgba(15,23,42,0.12);
  --shadow-xl: 0 24px 64px rgba(15,23,42,0.16);

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-max: 1280px;
  --header-height: 112px;
}

/* ============================================
   Reset
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-primary);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
}

/* ============================================
   Accessibility
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   Layout
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-2xl) 0;
}

.section-alt {
  background: var(--color-surface-alt);
}

.section-dark {
  background: var(--color-surface-dark);
  color: #e2e8f0;
}

.section-dark h1, .section-dark h2, .section-dark h3 {
  color: #ffffff;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
  line-height: 1.4;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-fg);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-accent-fg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-dark);
  color: #ffffff;
}

.btn-secondary:hover {
  background: var(--color-dark-hover);
  color: #ffffff;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  background: var(--color-surface-alt);
  color: var(--color-text-primary);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8125rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ============================================
   Badges
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
}

.badge-sale {
  background: var(--color-error);
  color: #fff;
}

.badge-new {
  background: var(--color-success);
  color: #fff;
}

.badge-out {
  background: var(--color-text-muted);
  color: #fff;
}

.badge-count {
  background: var(--color-accent);
  color: #fff;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ============================================
   Announcement Bar
   ============================================ */
.announcement-bar {
  background: var(--color-dark);
  color: #e2e8f0;
  text-align: center;
  padding: 10px var(--space-md);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.announcement-bar strong {
  color: #fff;
  font-weight: 700;
}

.announcement-bar .ann-sep {
  margin: 0 12px;
  opacity: 0.4;
}

.announcement-bar .ann-icon {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ============================================
   Navigation — Premium Header
   ============================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: stretch;
  transition: box-shadow var(--transition-base), background var(--transition-base);
  overflow: visible;
}

.nav.scrolled {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  background: rgba(255, 255, 255, 0.99);
}

.nav-inner {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  height: 100%;
  min-width: 0;
}

/* Top row: logo · search · actions */
.nav-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  height: 64px;
  min-height: 64px;
  padding: 0 var(--space-lg);
  min-width: 0;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.025em;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  line-height: 1;
  transition: opacity var(--transition-fast);
  text-decoration: none;
  max-width: 100%;
}

.nav-logo:hover {
  color: var(--color-text-primary);
  opacity: 0.88;
}

.nav-logo-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #0044cc 100%);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
  box-shadow: 0 2px 10px rgba(0, 102, 255, 0.28);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
  line-height: 1;
}

.nav-logo:hover .logo-icon {
  transform: translateY(-1px) scale(1.03);
  box-shadow: 0 4px 14px rgba(0, 102, 255, 0.32);
}

/* Bottom row: primary navigation */
.nav-links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 0;
  height: 48px;
  min-height: 48px;
  padding: 0 var(--space-lg);
  border-top: 1px solid rgba(226, 232, 240, 0.9);
  min-width: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: clamp(0.6875rem, 0.55rem + 0.2vw, 0.8125rem);
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0 0.35rem;
  margin: 0;
  position: relative;
  transition: color 180ms ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  letter-spacing: -0.015em;
  line-height: 1;
  flex: 1 1 auto;
  min-width: 0;
  text-decoration: none;
  text-align: center;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px 2px 0 0;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 200ms ease, background 180ms ease;
  opacity: 0.95;
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-link:hover::after {
  transform: scaleX(0.55);
  background: var(--color-border);
}

.nav-link.active {
  color: var(--color-accent);
}

.nav-link.active::after {
  transform: scaleX(1);
  background: var(--color-accent);
}

/* Search in nav — Premium */
.nav-search {
  position: relative;
  flex: 1 1 auto;
  max-width: 420px;
  min-width: 0;
  margin: 0 var(--space-md);
}

.nav-search-input {
  width: 100%;
  height: 42px;
  padding: 0 36px 0 40px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  font-size: 0.875rem;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
  font-family: var(--font-body);
  line-height: 1;
}

.nav-search-input::placeholder {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-search-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1);
}

.nav-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
  transition: color var(--transition-fast);
}

.nav-search:focus-within .nav-search-icon {
  color: var(--color-accent);
}

.nav-search-clear {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-border);
  color: var(--color-text-secondary);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  line-height: 1;
}

.nav-search-clear.show {
  display: flex;
}

.nav-search-clear:hover {
  background: var(--color-text-muted);
  color: #fff;
}

/* Search results dropdown */
.search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 480px;
  overflow-y: auto;
  display: none;
  z-index: 1100;
  padding: 8px;
}

.search-results.show {
  display: block;
  animation: slideUp 200ms ease;
}

.search-results-header {
  padding: 8px 12px 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  font-family: var(--font-heading);
}

.search-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  text-decoration: none;
}

.search-item:last-child {
  border-bottom: none;
}

.search-item:hover {
  background: var(--color-surface-alt);
  text-decoration: none;
}

.search-item img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  border: 1px solid var(--color-border);
}

.search-item-info {
  flex: 1;
  min-width: 0;
}

.search-item-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.search-item-price {
  font-size: 0.75rem;
  color: var(--color-accent);
  font-weight: 700;
}

.search-item-type {
  font-size: 0.625rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
  flex-shrink: 0;
}

.search-no-results {
  padding: 28px 16px;
  text-align: center;
  color: var(--color-text-muted);
}

.search-no-results svg {
  width: 36px;
  height: 36px;
  margin: 0 auto 10px;
  color: var(--color-border);
}

.search-no-results-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.search-no-results-desc {
  font-size: 0.75rem;
}

.search-footer {
  padding: 8px 12px;
  border-top: 1px solid var(--color-border);
  margin-top: 4px;
}

.search-footer a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: background var(--transition-fast);
}

.search-footer a:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

/* Nav actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.nav-action-btn {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
  text-decoration: none;
}

.nav-action-btn:hover {
  background: var(--color-surface-alt);
  color: var(--color-accent);
}

.nav-action-btn svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
  display: block;
}

.nav-action-btn:hover svg {
  transform: scale(1.08);
}

.nav-cart-badge {
  position: absolute;
  top: 2px;
  right: 2px;
}

.nav-action-btn .badge-count,
.nav-action-btn .cart-count-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  font-size: 0.625rem;
  line-height: 1;
  pointer-events: none;
}

/* Mobile menu */
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.hamburger:hover {
  background: var(--color-surface-alt);
}

.hamburger span {
  width: 18px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  display: block;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  z-index: 999;
  padding: var(--space-md);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 2px;
  -webkit-overflow-scrolling: touch;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 0.9875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  line-height: 1.3;
}

.mobile-menu a:hover {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.mobile-menu a::after {
  content: '\203a';
  font-size: 1.25rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-left: 12px;
  flex-shrink: 0;
}

.mobile-menu .mobile-search-wrap {
  margin-bottom: var(--space-sm);
  padding: 0 4px;
}

.mobile-menu .mobile-search-input {
  width: 100%;
  height: 46px;
  padding: 0 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface-alt);
  font-size: 0.9375rem;
  font-family: var(--font-body);
}

.mobile-menu .mobile-search-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1);
}

/* Desktop refinements */
@media (min-width: 1024px) {
  .nav-top {
    padding: 0 clamp(16px, 2vw, 24px);
  }

  .nav-links {
    padding: 0 clamp(12px, 2vw, 24px);
  }

  .nav-search {
    max-width: min(420px, 32vw);
    margin: 0 clamp(8px, 1.5vw, 16px);
  }
}

@media (min-width: 1400px) {
  .nav-link {
    font-size: 0.8125rem;
    padding: 0 0.5rem;
    letter-spacing: -0.01em;
  }
}

@media (max-width: 1279px) and (min-width: 1024px) {
  .nav-logo {
    font-size: 0.9875rem;
  }

  .nav-search {
    max-width: 240px;
  }
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.85) 0%, rgba(15,23,42,0.5) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding: var(--space-2xl) var(--space-md);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(0,102,255,0.15);
  border: 1px solid rgba(0,102,255,0.3);
  border-radius: var(--radius-full);
  color: #93c5fd;
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--font-heading);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: #cbd5e1;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  font-family: var(--font-heading);
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   Grids
   ============================================ */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================
   Product Card
   ============================================ */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.product-card-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
  transform: scale(1.05);
}

.product-card-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 2;
}

.product-card-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card-vendor {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.product-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  min-height: 2.6em;
}

.product-card-title a {
  color: inherit;
}

.product-card-title a:hover {
  color: var(--color-accent);
}

.product-card-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: var(--space-md);
  margin-top: auto;
}

.product-card-price {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.product-card-compare-price {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.product-card-atc {
  width: 100%;
  padding: 10px;
  background: var(--color-dark);
  color: #fff;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.product-card-atc:hover {
  background: var(--color-accent);
}

.product-card-atc svg {
  width: 16px;
  height: 16px;
}

/* ============================================
   Collection Card
   ============================================ */
.collection-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: block;
}

.collection-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.collection-card:hover img {
  transform: scale(1.08);
}

.collection-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.8) 0%, rgba(15,23,42,0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg);
}

.collection-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.collection-card-count {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.8);
}

/* ============================================
   Trust Badges
   ============================================ */
.trust-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .trust-badges {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.trust-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.trust-item svg {
  width: 36px;
  height: 36px;
  color: var(--color-accent);
}

.trust-item-title {
  font-size: 0.9375rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.trust-item-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

/* ============================================
   Breadcrumb
   ============================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: var(--space-md) 0;
  font-size: 0.8125rem;
}

.breadcrumb-item {
  color: var(--color-text-muted);
}

.breadcrumb-item a {
  color: var(--color-text-secondary);
}

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

.breadcrumb-sep {
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

/* ============================================
   Product Page Layout
   ============================================ */
.product-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  padding: var(--space-lg) 0;
}

@media (min-width: 768px) {
  .product-layout {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

.product-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.gallery-main-wrap {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
}

.gallery-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: zoom-in;
  transition: transform var(--transition-base);
}

.gallery-thumbs {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  padding-bottom: 4px;
}

.gallery-thumb {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid transparent;
  flex-shrink: 0;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumb.active {
  border-color: var(--color-accent);
}

.gallery-thumb:hover {
  border-color: var(--color-accent);
}

/* Product Info */
.product-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-vendor {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.product-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 8px;
}

.rating-stars {
  display: flex;
  gap: 2px;
}

.rating-stars svg {
  width: 18px;
  height: 18px;
  color: #fbbf24;
}

.rating-stars svg.empty {
  color: var(--color-border);
}

.rating-count {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.product-price-wrap {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
}

.product-price {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text-primary);
}

.product-compare-price {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.product-savings {
  background: var(--color-error-light);
  color: var(--color-error);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.product-short-desc {
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* Option selectors */
.option-group {
  margin-bottom: var(--space-md);
}

.option-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
}

.option-label span {
  color: var(--color-accent);
  font-weight: 700;
}

.option-btns {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.option-btn {
  padding: 8px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  background: #fff;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.option-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.option-btn.active {
  border-color: var(--color-accent);
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.option-btn.unavailable {
  opacity: 0.4;
  text-decoration: line-through;
  cursor: not-allowed;
}

/* Quantity control */
.qty-control {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  width: fit-content;
}

.qty-btn {
  width: 40px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  transition: background var(--transition-fast);
}

.qty-btn:hover {
  background: var(--color-surface-alt);
  color: var(--color-text-primary);
}

.qty-input {
  width: 50px;
  height: 44px;
  text-align: center;
  border: none;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  background: #fff;
}

.qty-input:focus {
  outline: none;
}

/* ATC buttons */
.product-atc-row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.product-atc-row .btn {
  flex: 1;
  min-width: 180px;
}

.availability-msg {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
}

.availability-msg.in-stock {
  color: var(--color-success);
}

.availability-msg.out-stock {
  color: var(--color-error);
}

.availability-msg svg {
  width: 18px;
  height: 18px;
}

/* Accordions */
.product-accordions {
  margin-top: var(--space-lg);
}

.accordion {
  border-bottom: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.accordion-header:hover {
  color: var(--color-accent);
}

.accordion-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
}

.accordion.open .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion.open .accordion-body {
  max-height: 1000px;
}

.accordion-body-inner {
  padding: 0 0 var(--space-md) 0;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.accordion-body-inner ul {
  list-style: disc;
  padding-left: var(--space-lg);
  margin: var(--space-sm) 0;
}

.accordion-body-inner li {
  margin-bottom: 4px;
}

.accordion-body-inner h3 {
  font-size: 1rem;
  margin: var(--space-md) 0 var(--space-sm);
}

/* Sticky ATC */
.sticky-atc {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--color-border);
  padding: var(--space-sm) var(--space-md);
  z-index: 900;
  transform: translateY(100%);
  transition: transform var(--transition-base);
  box-shadow: 0 -4px 20px rgba(15,23,42,0.08);
}

.sticky-atc.visible {
  transform: translateY(0);
}

.sticky-atc-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.sticky-atc-product {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
  min-width: 0;
}

.sticky-atc-product img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.sticky-atc-product-info {
  min-width: 0;
}

.sticky-atc-product-title {
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sticky-atc-product-price {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ============================================
   Reviews
   ============================================ */
.reviews-section {
  padding: var(--space-xl) 0;
}

.reviews-summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .reviews-summary {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.reviews-avg {
  text-align: center;
}

.reviews-avg-num {
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  line-height: 1;
}

.reviews-avg-stars {
  display: flex;
  gap: 2px;
  justify-content: center;
  margin: var(--space-sm) 0;
}

.reviews-avg-stars svg {
  width: 20px;
  height: 20px;
  color: #fbbf24;
}

.reviews-avg-count {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.reviews-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  max-width: 360px;
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
}

.rating-bar-label {
  width: 40px;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.rating-bar-track {
  flex: 1;
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.rating-bar-fill {
  height: 100%;
  background: #fbbf24;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.rating-bar-count {
  width: 30px;
  text-align: right;
  color: var(--color-text-muted);
}

.review-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.review-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  flex-shrink: 0;
}

.review-author {
  font-size: 0.875rem;
  font-weight: 700;
}

.review-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.review-verified {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--color-success);
  font-weight: 600;
  margin-left: auto;
}

.review-verified svg {
  width: 14px;
  height: 14px;
}

.review-title {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.review-body {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.review-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-sm);
}

.review-stars svg {
  width: 16px;
  height: 16px;
  color: #fbbf24;
}

/* ============================================
   Cart Drawer
   ============================================ */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.5);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.cart-overlay.show {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 420px;
  background: #fff;
  z-index: 1200;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.cart-drawer-header h2 {
  font-size: 1.125rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.cart-close:hover {
  background: var(--color-surface-alt);
  color: var(--color-text-primary);
}

.cart-lines {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md) var(--space-lg);
}

.cart-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-muted);
}

.cart-empty svg {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--color-border);
}

.cart-empty h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.cart-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-item:last-child {
  border-bottom: none;
}

.cart-item-image {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-surface-alt);
}

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

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-title {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item-title a {
  color: var(--color-text-primary);
}

.cart-item-variant {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.cart-item-price {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-sm);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.cart-item-qty button {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text-secondary);
  transition: background var(--transition-fast);
}

.cart-item-qty button:hover {
  background: var(--color-surface-alt);
}

.cart-item-qty span {
  width: 32px;
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 600;
}

.cart-item-remove {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.cart-item-remove:hover {
  color: var(--color-error);
}

.cart-item-remove svg {
  width: 14px;
  height: 14px;
}

.cart-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.cart-subtotal {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-sm);
}

.cart-subtotal span {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

.cart-subtotal strong {
  font-size: 1.25rem;
  font-weight: 800;
  font-family: var(--font-heading);
}

.cart-tax-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  text-align: center;
}

.cart-footer .btn {
  margin-bottom: var(--space-sm);
}

/* ============================================
   Toast
   ============================================ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-heading);
  z-index: 2000;
  opacity: 0;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-success {
  background: var(--color-success);
  color: #fff;
}

.toast-error {
  background: var(--color-error);
  color: #fff;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--color-surface-dark);
  color: #94a3b8;
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-col h3 {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #fff;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
  max-width: 320px;
}

.social-links {
  display: flex;
  gap: var(--space-sm);
}

.social-links a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  color: #94a3b8;
  transition: all var(--transition-fast);
}

.social-links a:hover {
  background: var(--color-accent);
  color: #fff;
}

.social-links svg {
  width: 18px;
  height: 18px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
}

.footer-payments {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

.footer-payments span {
  padding: 4px 10px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: 600;
  color: #94a3b8;
  font-family: var(--font-heading);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.pagination-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.pagination-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.pagination-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ============================================
   Sort Bar
   ============================================ */
.sort-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.sort-bar-count {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.sort-bar-select {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-primary);
  background: #fff;
  cursor: pointer;
}

.sort-bar-select:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ============================================
   Collection Hero
   ============================================ */
.collection-hero {
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark);
}

.collection-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.collection-hero-overlay {
  position: relative;
  z-index: 2;
  padding: var(--space-2xl) var(--space-md);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.collection-hero h1 {
  color: #fff;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.collection-hero p {
  color: #cbd5e1;
  font-size: 1rem;
  max-width: 500px;
}

/* ============================================
   Forms
   ============================================ */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 6px;
  font-family: var(--font-heading);
}

.form-label .required {
  color: var(--color-error);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  background: #fff;
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
  .form-row-3 {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

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

/* ============================================
   Cart Page
   ============================================ */
.cart-page {
  padding: var(--space-xl) 0;
}

.cart-page-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .cart-page-layout {
    grid-template-columns: 1fr 360px;
  }
}

.cart-page-items {
  display: flex;
  flex-direction: column;
}

.cart-page-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-page-item:first-child {
  border-top: 1px solid var(--color-border);
}

.cart-page-item-image {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-surface-alt);
}

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

.cart-page-item-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.cart-page-item-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.cart-page-item-title a {
  color: var(--color-text-primary);
}

.cart-page-item-title a:hover {
  color: var(--color-accent);
}

.cart-page-item-variant {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.cart-page-item-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  gap: var(--space-md);
}

.cart-page-item-price {
  font-size: 1.125rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.cart-page-summary {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  height: fit-content;
  position: sticky;
  top: calc(var(--header-height) + var(--space-md));
}

.cart-page-summary h2 {
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  font-size: 0.9375rem;
}

.summary-row.total {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-sm);
  padding-top: var(--space-md);
  font-size: 1.125rem;
  font-weight: 800;
  font-family: var(--font-heading);
}

.summary-row.total strong {
  font-size: 1.5rem;
}

.summary-free-shipping {
  background: var(--color-success-light);
  color: var(--color-success);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================
   Checkout Page
   ============================================ */
.checkout-page {
  padding: var(--space-xl) 0;
  background: var(--color-surface-alt);
  min-height: 100vh;
}

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .checkout-layout {
    grid-template-columns: 1fr 380px;
  }
}

.checkout-form-section {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border);
}

.checkout-form-section h2 {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.checkout-step-num {
  width: 28px;
  height: 28px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 700;
  flex-shrink: 0;
}

.checkout-order-summary {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  height: fit-content;
  position: sticky;
  top: calc(var(--header-height) + var(--space-md));
}

.checkout-order-summary h2 {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
}

.checkout-order-item {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.checkout-order-item:last-child {
  border-bottom: none;
}

.checkout-order-item-image {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
  background: var(--color-surface-alt);
}

.checkout-order-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.checkout-order-item-qty {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 20px;
  height: 20px;
  background: var(--color-text-secondary);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.checkout-order-item-info {
  flex: 1;
  min-width: 0;
}

.checkout-order-item-title {
  font-size: 0.8125rem;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.checkout-order-item-variant {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.checkout-order-item-price {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: nowrap;
}

/* Card payment form */
.card-form {
  margin-top: var(--space-md);
}

.card-input-wrap {
  position: relative;
  margin-bottom: var(--space-md);
}

.card-input-wrap .card-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 4px;
}

.card-icon svg {
  width: 28px;
  height: 18px;
}

.card-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 480px) {
  .card-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.card-lock-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-success-light);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-success);
  margin-bottom: var(--space-md);
}

.card-lock-badge svg {
  width: 18px;
  height: 18px;
}

/* ============================================
   Thank You Page
   ============================================ */
.thank-you-page {
  padding: var(--space-2xl) 0;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.thank-you-card {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--shadow-lg);
}

.thank-you-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-lg);
  background: var(--color-success-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.thank-you-icon svg {
  width: 40px;
  height: 40px;
  color: var(--color-success);
}

.thank-you-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.thank-you-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.thank-you-order-num {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.thank-you-details {
  text-align: left;
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.thank-you-detail-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--color-border);
}

.thank-you-detail-row:last-child {
  border-bottom: none;
}

.thank-you-detail-row span {
  color: var(--color-text-secondary);
}

.thank-you-detail-row strong {
  font-weight: 700;
}

.thank-you-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Policy Pages
   ============================================ */
.policy-page {
  padding: var(--space-xl) 0;
}

.policy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .policy-layout {
    grid-template-columns: 240px 1fr;
  }
}

.policy-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-md));
  height: fit-content;
}

.policy-sidebar a {
  display: block;
  padding: 10px var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  margin-bottom: 4px;
}

.policy-sidebar a:hover {
  background: var(--color-surface-alt);
  color: var(--color-text-primary);
}

.policy-sidebar a.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.policy-content {
  max-width: 720px;
}

.policy-content h1 {
  font-size: 2rem;
  margin-bottom: var(--space-lg);
}

.policy-content h2 {
  font-size: 1.25rem;
  margin: var(--space-lg) 0 var(--space-sm);
}

.policy-content p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.policy-content ul {
  list-style: disc;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.policy-content li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.policy-updated {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

/* ============================================
   404 Page
   ============================================ */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.error-page-num {
  font-size: clamp(5rem, 15vw, 8rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.error-page h1 {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.error-page p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

/* ============================================
   Blog Cards
   ============================================ */
.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.blog-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
  background: var(--color-surface-alt);
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.05);
}

.blog-card-category {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  background: rgba(0,102,255,0.9);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-heading);
  backdrop-filter: blur(4px);
}

.blog-card-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.blog-card-meta .blog-meta-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-muted);
}

.blog-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.blog-card-title a {
  color: var(--color-text-primary);
}

.blog-card-title a:hover {
  color: var(--color-accent);
}

.blog-card-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  flex: 1;
}

.blog-card-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-heading);
  transition: gap var(--transition-fast);
}

.blog-card-readmore:hover {
  gap: 10px;
  color: var(--color-accent-hover);
}

.blog-card-readmore svg {
  width: 16px;
  height: 16px;
}

/* Blog listing page */
.blog-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark);
}

.blog-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.blog-hero-overlay {
  position: relative;
  z-index: 2;
  padding: var(--space-2xl) var(--space-md);
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.blog-hero-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.blog-hero-text {
  flex: 1 1 560px;
  min-width: 0;
}

.blog-hero-stats {
  display: flex;
  gap: var(--space-xl);
  flex-shrink: 0;
}

.blog-hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.blog-hero-stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.blog-hero-stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .blog-hero-grid {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .blog-hero-text {
    flex: 0 1 auto;
  }

  .blog-hero-stats {
    gap: var(--space-lg);
  }

  .blog-hero-stat-num {
    font-size: 1.5rem;
  }
}

.blog-hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.blog-hero p {
  color: #cbd5e1;
  font-size: 1.0625rem;
  max-width: 560px;
}

/* Blog article page */
.article-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-dark);
}

.article-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.article-hero-overlay {
  position: relative;
  z-index: 2;
  padding: var(--space-xl) var(--space-md) var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.article-hero-category {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-heading);
  margin-bottom: var(--space-md);
}

.article-hero h1 {
  color: #fff;
  font-size: clamp(1.625rem, 3.5vw, 2.25rem);
  font-weight: 800;
  margin-bottom: var(--space-sm);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.article-hero-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: #cbd5e1;
  font-size: 0.8125rem;
  flex-wrap: wrap;
}

.article-hero-meta .blog-meta-sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #94a3b8;
}

/* Article body — clean reading layout, constrained width */
.article-body {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
}

.article-body-inner > *:first-child {
  margin-top: 0;
}

.article-body-inner p {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.article-body-inner p:first-child {
  font-size: 1.1875rem;
  color: var(--color-text-primary);
  font-weight: 500;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.article-body-inner h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: var(--space-xl) 0 var(--space-sm);
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.article-body-inner h3 {
  font-size: 1.1875rem;
  font-weight: 700;
  margin: var(--space-lg) 0 var(--space-sm);
  letter-spacing: -0.01em;
}

.article-body-inner ul,
.article-body-inner ol {
  list-style: disc;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.article-body-inner ol {
  list-style: decimal;
}

.article-body-inner li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.article-body-inner li strong {
  color: var(--color-text-primary);
}

.article-body-inner a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(0,102,255,0.3);
  text-underline-offset: 2px;
  transition: text-decoration-color var(--transition-fast);
}

.article-body-inner a:hover {
  text-decoration-color: var(--color-accent);
}

.article-body-inner blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  background: var(--color-surface-alt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--color-text-secondary);
}

.article-body-inner table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-md) 0;
  font-size: 0.9375rem;
}

.article-body-inner img {
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  max-width: 100%;
  height: auto;
}

/* Article share bar */
.article-share {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: var(--space-xl) 0 0;
}

.article-share-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-right: var(--space-sm);
  font-family: var(--font-heading);
}

.article-share-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.article-share-btn:hover {
  background: var(--color-accent);
  color: #fff;
}

.article-share-btn svg {
  width: 18px;
  height: 18px;
}

/* Article CTA box */
.article-cta {
  margin: var(--space-lg) 0 0;
  background: linear-gradient(135deg, var(--color-accent-light) 0%, #f0f6ff 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.article-cta h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  font-weight: 700;
}

.article-cta p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  font-size: 0.9375rem;
}

/* Article prev/next navigation */
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.article-nav-link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  text-decoration: none;
  flex: 1;
  min-width: 200px;
}

.article-nav-link:hover {
  background: var(--color-surface-alt);
  text-decoration: none;
}

.article-nav-prev {
  text-align: left;
}

.article-nav-next {
  text-align: right;
  align-items: flex-end;
}

.article-nav-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-family: var(--font-heading);
}

.article-nav-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.article-nav-link:hover .article-nav-title {
  color: var(--color-accent);
}

/* Related articles section */
.related-articles {
  padding: var(--space-xl) 0;
  background: var(--color-surface-alt);
}

.related-articles .section-header {
  margin-bottom: var(--space-lg);
}

/* Featured article (large) */
.blog-featured {
  display: grid;
  grid-template-columns: 1fr;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
}

.blog-featured:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

@media (min-width: 768px) {
  .blog-featured {
    grid-template-columns: 1.2fr 1fr;
  }
}

.blog-featured-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}

.blog-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-featured:hover .blog-featured-image img {
  transform: scale(1.03);
}

@media (min-width: 768px) {
  .blog-featured-image {
    aspect-ratio: auto;
    height: 100%;
  }
}

.blog-featured-body {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-featured-body h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.blog-featured-body h2 a {
  color: var(--color-text-primary);
}

.blog-featured-body h2 a:hover {
  color: var(--color-accent);
}

.blog-featured-body .blog-card-excerpt {
  font-size: 0.9375rem;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.fade-in {
  animation: fadeIn var(--transition-slow) ease;
}

.slide-up {
  animation: slideUp var(--transition-slow) ease;
}

.skeleton {
  background: linear-gradient(90deg, var(--color-surface-alt) 25%, #e8edf3 50%, var(--color-surface-alt) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* ============================================
   Responsive Nav
   ============================================ */
@media (max-width: 1023px) {
  :root {
    --header-height: 64px;
  }

  .nav {
    height: var(--header-height);
  }

  .nav-inner {
    flex-direction: row;
    align-items: center;
  }

  .nav-top {
    width: 100%;
    height: 100%;
    min-height: 0;
    padding: 0 var(--space-md);
    gap: var(--space-sm);
  }

  .nav-links {
    display: none;
  }

  .nav-search {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .nav-logo {
    font-size: 0.9375rem;
    min-width: 0;
    flex: 0 1 auto;
    overflow: hidden;
    max-width: calc(100% - 130px);
  }

  .nav-logo .logo-icon {
    width: 32px;
    height: 32px;
    font-size: 1rem;
    border-radius: 9px;
  }

  .nav-actions {
    margin-left: auto;
  }
}

@media (max-width: 768px) {
  .announcement-bar {
    font-size: 0.6875rem;
    padding: 8px var(--space-sm);
    gap: 4px;
  }
  .announcement-bar .ann-sep {
    margin: 0 6px;
  }
  .announcement-bar .ann-icon {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 480px;
  }
  .hero-stats {
    gap: var(--space-lg);
  }
  .hero-stat-num {
    font-size: 1.25rem;
  }
  .product-atc-row .btn {
    min-width: 100%;
  }
  .nav-action-btn {
    width: 36px;
    height: 36px;
  }
  .nav-action-btn svg {
    width: 18px;
    height: 18px;
  }
  .nav-top {
    padding: 0 12px;
    gap: 6px;
  }
  .nav-logo {
    font-size: 0.8125rem;
    gap: 8px;
    max-width: calc(100% - 120px);
  }
  .nav-logo .logo-icon {
    width: 28px;
    height: 28px;
    font-size: 0.875rem;
    border-radius: 8px;
  }

  .announcement-bar {
    font-size: 0.625rem;
  }
  .announcement-bar strong {
    font-size: 0.6875rem;
  }
}


/* Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* FAQ section */
.faq-section {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 0 var(--space-md) 0;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info-card {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-info-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-item svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-info-item-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.contact-info-item-value {
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  font-weight: 600;
}

/* About page */
.about-hero {
  background: var(--color-dark);
  color: #fff;
  padding: var(--space-2xl) 0;
  text-align: center;
}

.about-hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-md);
}

.about-hero p {
  color: #cbd5e1;
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

.about-content {
  max-width: 760px;
  margin: 0 auto;
}

.about-content p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .about-values {
    grid-template-columns: repeat(3, 1fr);
  }
}

.about-value-card {
  text-align: center;
  padding: var(--space-lg);
}

.about-value-card svg {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  margin: 0 auto var(--space-sm);
}

.about-value-card h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.about-value-card p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.empty-state svg {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--color-border);
}

.empty-state h2 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.empty-state p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}