/* ============================================
   Commercial Fryer Gas — Industrial Design System
   Niche: Commercial Kitchen Equipment
   Personality: Professional, Technical, Trustworthy
   ============================================ */

/* === 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); color: var(--color-text-primary); background: var(--color-bg); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; width: 100%; }

/* === DESIGN TOKENS === */
:root {
  /* Industrial palette — steel, charcoal, flame amber */
  --color-bg: #f5f6f8;
  --color-surface: #ffffff;
  --color-surface-alt: #eef0f3;
  --color-border: #d1d5db;
  --color-text-primary: #1a1d23;
  --color-text-secondary: #4b5563;
  --color-text-muted: #6b7280;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-accent-fg: #ffffff;
  --color-success: #15803d;
  --color-warning: #ca8a04;
  --color-error: #dc2626;
  --color-steel: #374151;
  --color-steel-light: #6b7280;
  --color-flame: #ea580c;

  /* Typography */
  --font-heading: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.14);

  /* 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;

  /* Layout */
  --container-max: 1280px;
  --header-height: 56px;
}

/* === CONTAINER === */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-md); }
@media (min-width: 768px) { .container { padding: 0 var(--space-lg); } }
@media (min-width: 1024px) { .container { padding: 0 var(--space-xl); } }

/* === ANNOUNCEMENT BAR === */
.announcement-bar {
  background: var(--color-steel);
  color: #fff;
  text-align: center;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.announcement-bar strong { color: var(--color-accent); }

/* === NAVIGATION === */
.nav {
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-md);
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}
.nav-logo span { color: var(--color-accent); }
.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-md);
  flex: 1;
  justify-content: center;
  flex-wrap: nowrap;
  overflow: visible;
}
.nav-links a {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  padding: var(--space-sm) var(--space-xs);
  position: relative;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active { color: var(--color-accent); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-base);
}
.nav-links a:hover::after { width: 100%; }
.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%; left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 240px;
  padding: var(--space-sm);
  flex-direction: column;
  gap: 0;
}
.nav-dropdown:hover .nav-dropdown-menu { display: flex; }
.nav-dropdown-menu a {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}
.nav-dropdown-menu a:hover { background: var(--color-surface-alt); }

.nav-actions { display: flex; align-items: center; gap: var(--space-md); }
.nav-search-btn, .nav-cart-btn {
  position: relative;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  flex-shrink: 0;
}
.nav-search-btn:hover, .nav-cart-btn:hover { background: var(--color-surface-alt); }
.nav-cart-btn .cart-count {
  position: absolute;
  top: 2px; right: 2px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
  min-width: 18px; height: 18px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
}
.nav-cart-btn .cart-count:empty { display: none; }

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 28px; height: 22px;
  justify-content: center;
}
.hamburger span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 1024px) {
  .nav-links { display: flex; }
  .hamburger { display: none; }
}

/* Nav dropdown trigger styling */
.nav-dropdown > a::after {
  content: '▾';
  margin-left: 4px;
  font-size: 0.625rem;
  display: inline-block;
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 260px;
  padding: var(--space-sm);
  flex-direction: column;
  gap: 0;
  z-index: 1100;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu { display: flex; }

/* === MOBILE MENU === */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height); left: 0; right: 0; bottom: 0;
  background: var(--color-surface);
  z-index: 999;
  overflow-y: auto;
  padding: var(--space-lg);
  flex-direction: column;
  gap: var(--space-sm);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.mobile-menu a:hover { color: var(--color-accent); }
.mobile-menu-section { margin-top: var(--space-lg); }
.mobile-menu-section h4 {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

/* === SEARCH BAR === */
.search-bar {
  display: none;
  position: fixed;
  top: var(--header-height); left: 0; right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md);
  z-index: 998;
  box-shadow: var(--shadow-md);
}
.search-bar.open { display: block; }
.search-bar-inner { max-width: var(--container-max); margin: 0 auto; position: relative; }
.search-bar input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-fast);
}
.search-bar input:focus { border-color: var(--color-accent); }
.search-results {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 400px;
  overflow-y: auto;
  display: none;
}
.search-results.open { display: block; }
.search-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast);
}
.search-item:hover { background: var(--color-surface-alt); }
.search-item img { width: 48px; height: 48px; object-fit: cover; border-radius: var(--radius-sm); }
.search-item-info { flex: 1; }
.search-item-title { font-size: 0.875rem; font-weight: 600; }
.search-item-price { font-size: 0.8125rem; color: var(--color-accent); font-weight: 700; font-family: var(--font-mono); }

/* === HERO === */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #1a1d23 0%, #374151 100%);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.45;
}
.hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, rgba(26,29,35,0.85) 0%, rgba(26,29,35,0.5) 50%, rgba(26,29,35,0.2) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 640px;
  padding: var(--space-2xl) 0;
}
.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-full);
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.05;
  color: #fff;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}
.hero-subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-xl);
  max-width: 520px;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-fg);
}
.btn-primary:hover { background: var(--color-accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.1); }
.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent); }
.btn-lg { padding: var(--space-lg) var(--space-2xl); font-size: 1rem; }
.btn-sm { padding: var(--space-sm) var(--space-md); font-size: 0.75rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-block { width: 100%; }

/* === SECTIONS === */
.section { padding: var(--space-2xl) 0; }
.section-alt { background: var(--color-surface-alt); }
.section-header { text-align: center; margin-bottom: var(--space-xl); }
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}
.section-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* === 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-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-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* === BADGES === */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px var(--space-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
}
.badge-sale { background: var(--color-accent); color: #fff; }
.badge-new { background: var(--color-success); color: #fff; }
.badge-out { background: var(--color-text-muted); color: #fff; }
.badge-info { background: var(--color-surface-alt); color: var(--color-text-secondary); border: 1px solid var(--color-border); }

/* === PRODUCT CARD === */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); border-color: var(--color-accent); }
.product-card-img {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-surface-alt);
}
.product-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-base); }
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card-badges { position: absolute; top: var(--space-sm); left: var(--space-sm); display: flex; flex-direction: column; gap: var(--space-xs); z-index: 2; }
.product-card-body { padding: var(--space-md); flex: 1; display: flex; flex-direction: column; }
.product-card-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}
.product-card-title a:hover { color: var(--color-accent); }
.product-card-vendor { font-size: 0.75rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-sm); }
.product-card-price-wrap { display: flex; align-items: baseline; gap: var(--space-sm); margin-top: auto; }
.product-card-price { font-family: var(--font-mono); 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 {
  margin-top: var(--space-md);
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-steel);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.product-card-atc:hover { background: var(--color-accent); }
.product-card-atc:disabled { opacity: 0.5; cursor: not-allowed; }

/* === COLLECTION CARD === */
.collection-card {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: block;
}
.collection-card img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-base); }
.collection-card:hover img { transform: scale(1.08); }
.collection-card-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(26,29,35,0.9));
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
}
.collection-card-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: 0.02em;
}
.collection-card-count { font-size: 0.8125rem; color: rgba(255,255,255,0.7); }

/* === BLOG CARD === */
/* Blog card — flex column for equal-height cards across the grid */
.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;          /* equal-height: stretch all cards to tallest sibling */
  flex-direction: column;
}
.blog-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.blog-card-img { aspect-ratio: 16/9; overflow: hidden; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-base); }
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
/* Body grows to fill remaining height so Read More aligns at the bottom */
.blog-card-body { padding: var(--space-lg); display: flex; flex-direction: column; flex: 1; }
.blog-card-title { font-size: 1.0625rem; font-weight: 700; margin-bottom: var(--space-sm); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-card-title a:hover { color: var(--color-accent); }
.blog-card-excerpt { font-size: 0.875rem; color: var(--color-text-secondary); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: var(--space-md); }
.blog-card-meta { display: flex; align-items: center; gap: var(--space-sm); margin-top: auto; font-size: 0.75rem; color: var(--color-text-muted); padding-top: var(--space-sm); }
/* Read More link — sits at the bottom of every card for visual consistency */
.blog-card-readmore { display: inline-flex; align-items: center; gap: 4px; margin-top: var(--space-sm); font-family: var(--font-heading); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-accent); transition: gap var(--transition-fast); }
.blog-card-readmore:hover { gap: 8px; color: var(--color-accent-hover); }

/* === 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 {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.trust-item-icon { font-size: 2rem; margin-bottom: var(--space-sm); color: var(--color-accent); }
.trust-item-title { font-family: var(--font-heading); font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-xs); }
.trust-item-desc { font-size: 0.75rem; color: var(--color-text-muted); }

/* === FOOTER === */
.footer { background: #1a1d23; color: #9ca3af; 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 logo — matches header .nav-logo exactly (font, size, weight, spacing, layout) */
.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.125rem;             /* was 1.5rem — now matches header */
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;          /* added — matches header */
  color: #fff;
  white-space: nowrap;             /* added — matches header */
  display: flex;                   /* added — matches header layout */
  align-items: center;
  gap: var(--space-sm);            /* added — matches header span spacing */
  margin-bottom: var(--space-md);
}
.footer-logo span { color: var(--color-accent); }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.8125rem; text-transform: uppercase; letter-spacing: 0.08em; color: #fff; margin-bottom: var(--space-md); }
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-col a { font-size: 0.875rem; color: #9ca3af; transition: color var(--transition-fast); }
.footer-col a:hover { color: var(--color-accent); }
.footer-contact { font-size: 0.8125rem; line-height: 1.8; }
.footer-contact a { color: #9ca3af; }
.footer-contact a:hover { color: var(--color-accent); }
.social-links { display: flex; gap: var(--space-sm); margin-top: var(--space-md); }
.social-links a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid #374151;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}
.social-links a:hover { border-color: var(--color-accent); color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: 0.75rem;
  text-align: center;
}
@media (min-width: 768px) { .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; } }

/* === BREADCRUMB === */
.breadcrumb { display: flex; align-items: center; gap: var(--space-xs); padding: var(--space-md) 0; font-size: 0.8125rem; color: var(--color-text-muted); flex-wrap: wrap; }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb-item::after { content: '/'; margin-left: var(--space-xs); color: var(--color-border); }
.breadcrumb-item:last-child::after { display: none; }
.breadcrumb-item:last-child { color: var(--color-text-primary); font-weight: 600; }

/* === 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); padding: var(--space-xl) 0; } }

.product-gallery { position: sticky; top: calc(var(--header-height) + var(--space-md)); }
.gallery-main-wrap {
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface-alt);
  margin-bottom: var(--space-md);
  position: relative;
}
.gallery-main-wrap img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.gallery-thumbs { display: flex; gap: var(--space-sm); overflow-x: auto; padding-bottom: var(--space-xs); }
.gallery-thumb {
  width: 72px; height: 72px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}
.gallery-thumb.active { border-color: var(--color-accent); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-info { display: flex; flex-direction: column; gap: var(--space-md); }
.product-vendor { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); font-weight: 600; }
.product-title { font-family: var(--font-heading); font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; text-transform: uppercase; line-height: 1.15; letter-spacing: 0.01em; }
.product-price-wrap { display: flex; align-items: baseline; gap: var(--space-md); }
.product-price { font-family: var(--font-mono); font-size: 1.75rem; font-weight: 700; color: var(--color-text-primary); }
.product-compare-price { font-size: 1.125rem; color: var(--color-text-muted); text-decoration: line-through; }
.product-savings { font-size: 0.8125rem; color: var(--color-success); font-weight: 600; }

.rating-stars { display: flex; align-items: center; gap: var(--space-xs); }
.rating-stars .stars { color: var(--color-accent); font-size: 1rem; letter-spacing: 2px; }
.rating-stars .rating-text { font-size: 0.8125rem; color: var(--color-text-muted); }

.availability-msg { font-size: 0.875rem; font-weight: 600; display: flex; align-items: center; gap: var(--space-xs); }
.availability-msg.in-stock { color: var(--color-success); }
.availability-msg.out-of-stock { color: var(--color-error); }

.product-short-desc { font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.6; }

/* === OPTION SELECTORS === */
.option-group { margin-bottom: var(--space-md); }
.option-label { display: block; font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-sm); color: var(--color-text-secondary); }
.option-btns { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.option-btn {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  background: var(--color-surface);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
  min-width: 48px;
}
.option-btn:hover { border-color: var(--color-accent); }
.option-btn.active { border-color: var(--color-accent); background: var(--color-accent); color: #fff; }
.option-btn.unavailable { opacity: 0.4; text-decoration: line-through; cursor: not-allowed; }

/* === QUANTITY CONTROL === */
.qty-control { display: inline-flex; align-items: center; border: 1px solid var(--color-border); border-radius: var(--radius-sm); overflow: hidden; }
.qty-btn { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; font-weight: 600; color: var(--color-text-secondary); transition: background var(--transition-fast); }
.qty-btn:hover { background: var(--color-surface-alt); color: var(--color-accent); }
.qty-input { width: 56px; height: 40px; text-align: center; border: none; border-left: 1px solid var(--color-border); border-right: 1px solid var(--color-border); font-weight: 600; font-family: var(--font-mono); outline: none; }

/* === STICKY ATC === */
.sticky-atc {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--color-surface);
  border-top: 2px solid var(--color-accent);
  padding: var(--space-md);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.12);
  z-index: 900;
  transform: translateY(100%);
  transition: transform var(--transition-base);
}
.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-md); 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-family: var(--font-mono); font-size: 0.875rem; font-weight: 700; color: var(--color-accent); }

/* === 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: 0.9375rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}
.accordion-header:hover { color: var(--color-accent); }
.accordion-header .icon { transition: transform var(--transition-base); font-size: 1.25rem; color: var(--color-text-muted); }
.accordion.open .accordion-header .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); font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.7; }
.accordion-body-inner h3, .accordion-body-inner h4 { margin: var(--space-md) 0 var(--space-sm); font-family: var(--font-heading); 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: var(--space-xs); }
.accordion-body-inner p { margin-bottom: var(--space-sm); }

/* === REVIEWS === */
.reviews-section { margin-top: var(--space-2xl); }
.reviews-summary { display: flex; flex-direction: column; gap: var(--space-md); padding: var(--space-lg); background: var(--color-surface-alt); border-radius: var(--radius-md); margin-bottom: var(--space-xl); }
@media (min-width: 640px) { .reviews-summary { flex-direction: row; align-items: center; justify-content: space-between; } }
.reviews-avg { text-align: center; }
.reviews-avg .score { font-family: var(--font-heading); font-size: 3rem; font-weight: 700; line-height: 1; }
.reviews-avg .out-of { font-size: 0.875rem; color: var(--color-text-muted); }
.reviews-bars { flex: 1; max-width: 400px; display: flex; flex-direction: column; gap: var(--space-xs); }
.rating-bar { display: flex; align-items: center; gap: var(--space-sm); font-size: 0.75rem; }
.rating-bar-label { width: 40px; }
.rating-bar-track { flex: 1; height: 8px; background: var(--color-border); border-radius: var(--radius-full); overflow: hidden; }
.rating-bar-fill { height: 100%; background: var(--color-accent); border-radius: var(--radius-full); }
.rating-bar-count { width: 32px; text-align: right; color: var(--color-text-muted); }

.review-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-lg); margin-bottom: var(--space-md); }
.review-header { display: flex; justify-content: space-between; align-items: start; margin-bottom: var(--space-sm); }
.review-author { font-weight: 600; font-size: 0.875rem; }
.review-verified { font-size: 0.6875rem; color: var(--color-success); display: flex; align-items: center; gap: 2px; }
.review-title { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; margin-bottom: var(--space-xs); }
.review-body { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.6; }
.review-date { font-size: 0.75rem; color: var(--color-text-muted); margin-top: var(--space-sm); }

/* === CART DRAWER === */
.cart-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); z-index: 1100; opacity: 0; visibility: hidden; transition: all var(--transition-base); }
.cart-overlay.open { opacity: 1; visibility: visible; }
.cart-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 100%; max-width: 420px;
  background: var(--color-surface);
  z-index: 1200;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}
.cart-drawer.open { transform: translateX(0); }
.cart-drawer-header { display: flex; justify-content: space-between; align-items: center; padding: var(--space-lg); border-bottom: 1px solid var(--color-border); }
.cart-drawer-header h2 { font-family: var(--font-heading); font-size: 1.25rem; text-transform: uppercase; display: flex; align-items: center; gap: var(--space-sm); }
#cart-close { font-size: 1.5rem; color: var(--color-text-muted); width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; }
#cart-close:hover { color: var(--color-error); }
.cart-lines { flex: 1; overflow-y: auto; padding: var(--space-md); }
.cart-item { display: flex; gap: var(--space-md); padding: var(--space-md) 0; border-bottom: 1px solid var(--color-border); }
.cart-item img { width: 64px; height: 64px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-title { font-size: 0.875rem; font-weight: 600; margin-bottom: var(--space-xs); }
.cart-item-variant { font-size: 0.75rem; color: var(--color-text-muted); margin-bottom: var(--space-sm); }
.cart-item-price { font-family: var(--font-mono); font-size: 0.875rem; font-weight: 700; color: var(--color-accent); }
.cart-item-controls { display: flex; align-items: center; gap: var(--space-sm); margin-top: var(--space-sm); }
.cart-item-remove { font-size: 0.75rem; color: var(--color-text-muted); text-decoration: underline; }
.cart-item-remove:hover { color: var(--color-error); }
.cart-footer { padding: var(--space-lg); border-top: 1px solid var(--color-border); }
.cart-subtotal { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-sm); }
.cart-subtotal strong { font-family: var(--font-mono); font-size: 1.25rem; }
.cart-tax-note { font-size: 0.75rem; color: var(--color-text-muted); margin-bottom: var(--space-md); text-align: center; }
.cart-empty { text-align: center; padding: var(--space-2xl) var(--space-md); color: var(--color-text-muted); }
.cart-empty p { margin-bottom: var(--space-md); }

/* === TOAST === */
.toast {
  position: fixed;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-text-primary);
  color: #fff;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  z-index: 2000;
  opacity: 0;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast-success { background: var(--color-success); }
.toast-error { background: var(--color-error); }

/* === PAGINATION === */
.pagination { display: flex; justify-content: center; gap: var(--space-xs); 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-sm);
  font-size: 0.875rem;
  font-weight: 600;
  background: var(--color-surface);
  transition: all var(--transition-fast);
}
.pagination-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.pagination-btn.active { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.pagination-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* === SORT BAR === */
.sort-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-lg); flex-wrap: wrap; gap: var(--space-md); }
.sort-bar select {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  background: var(--color-surface);
  outline: none;
}
.sort-bar select:focus { border-color: var(--color-accent); }
.sort-bar .result-count { font-size: 0.8125rem; color: var(--color-text-muted); }

/* === COLLECTION HERO === */
.collection-hero { position: relative; min-height: 280px; display: flex; align-items: center; overflow: hidden; }
.collection-hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-size: cover; background-position: center; }
.collection-hero-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(90deg, rgba(26,29,35,0.85), rgba(26,29,35,0.4)); }
.collection-hero-content { position: relative; z-index: 2; padding: var(--space-xl) 0; }
.collection-hero h1 { font-family: var(--font-heading); font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 700; text-transform: uppercase; color: #fff; margin-bottom: var(--space-sm); }
.collection-hero p { color: rgba(255,255,255,0.8); font-size: 0.9375rem; max-width: 600px; }

/* === SKELETON === */
.skeleton { background: linear-gradient(90deg, var(--color-surface-alt) 25%, var(--color-border) 50%, var(--color-surface-alt) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* === POLICY PAGES === */
.policy-layout { display: grid; grid-template-columns: 1fr; gap: var(--space-xl); padding: var(--space-xl) 0; }
@media (min-width: 768px) { .policy-layout { grid-template-columns: 240px 1fr; } }
.policy-sidebar { display: flex; flex-direction: column; gap: var(--space-xs); }
.policy-sidebar a { padding: var(--space-sm) var(--space-md); border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 600; color: var(--color-text-secondary); transition: all var(--transition-fast); }
.policy-sidebar a:hover, .policy-sidebar a.active { background: var(--color-surface-alt); color: var(--color-accent); }
.policy-content { max-width: 800px; }
.policy-content h1 { font-family: var(--font-heading); font-size: 2rem; text-transform: uppercase; margin-bottom: var(--space-lg); }
.policy-content h2 { font-family: var(--font-heading); 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); }
.policy-content ul { list-style: disc; padding-left: var(--space-lg); margin-bottom: var(--space-md); }
.policy-content li { margin-bottom: var(--space-xs); color: var(--color-text-secondary); }

/* === BLOG/ARTICLE PAGES === */
.article-hero { position: relative; min-height: 360px; display: flex; align-items: flex-end; overflow: hidden; }
.article-hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-size: cover; background-position: center; }
.article-hero-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(transparent, rgba(26,29,35,0.9)); }
.article-hero-content { position: relative; z-index: 2; padding: var(--space-2xl) 0; }
.article-hero h1 { font-family: var(--font-heading); font-size: clamp(1.5rem, 4vw, 2.5rem); color: #fff; margin-bottom: var(--space-sm); line-height: 1.2; }
.article-meta { display: flex; align-items: center; gap: var(--space-md); color: rgba(255,255,255,0.7); font-size: 0.8125rem; }
.article-body { max-width: 760px; margin: 0 auto; padding: var(--space-xl) 0; font-size: 1rem; line-height: 1.8; color: var(--color-text-secondary); }
.article-body h2 { font-family: var(--font-heading); font-size: 1.5rem; color: var(--color-text-primary); margin: var(--space-xl) 0 var(--space-md); }
.article-body h3 { font-family: var(--font-heading); font-size: 1.125rem; color: var(--color-text-primary); margin: var(--space-lg) 0 var(--space-sm); }
.article-body p { margin-bottom: var(--space-md); }
.article-body ul { list-style: disc; padding-left: var(--space-lg); margin-bottom: var(--space-md); }
.article-body li { margin-bottom: var(--space-xs); }
.article-body img { border-radius: var(--radius-md); margin: var(--space-lg) 0; }
.article-share { display: flex; gap: var(--space-sm); margin: var(--space-xl) 0; padding: var(--space-lg) 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }

/* === PAGE CONTENT === */
.page-content { max-width: 800px; margin: 0 auto; padding: var(--space-xl) 0; }
.page-content h1 { font-family: var(--font-heading); font-size: 2rem; text-transform: uppercase; margin-bottom: var(--space-lg); }
.page-content h2 { font-family: var(--font-heading); font-size: 1.375rem; margin: var(--space-lg) 0 var(--space-sm); }
.page-content h3 { font-family: var(--font-heading); font-size: 1.125rem; margin: var(--space-lg) 0 var(--space-sm); }
.page-content p { margin-bottom: var(--space-md); color: var(--color-text-secondary); }
.page-content ul, .page-content ol { padding-left: var(--space-lg); margin-bottom: var(--space-md); }
.page-content ul { list-style: disc; }
.page-content ol { list-style: decimal; }
.page-content li { margin-bottom: var(--space-xs); color: var(--color-text-secondary); }
.page-content img { border-radius: var(--radius-md); margin: var(--space-lg) 0; }

/* === CONTACT FORM === */
.contact-form { max-width: 600px; margin: 0 auto; }
.contact-form .form-group { margin-bottom: var(--space-md); }
.contact-form label { display: block; font-size: 0.8125rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-sm); color: var(--color-text-secondary); }
.contact-form input, .contact-form textarea {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--transition-fast);
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--color-accent); }
.contact-form textarea { min-height: 120px; resize: vertical; }

/* === 404 PAGE === */
.error-page { text-align: center; padding: var(--space-3xl) 0; }
.error-page .error-code { font-family: var(--font-heading); font-size: clamp(4rem, 10vw, 8rem); font-weight: 700; color: var(--color-accent); line-height: 1; }
.error-page h1 { font-family: var(--font-heading); font-size: 1.5rem; text-transform: uppercase; margin-bottom: var(--space-md); }
.error-page p { color: var(--color-text-secondary); margin-bottom: var(--space-lg); }

/* === FAQ === */
.faq-section { max-width: 800px; 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: 0.9375rem; font-weight: 600; text-align: left; text-transform: uppercase; letter-spacing: 0.02em; }
.faq-question:hover { color: var(--color-accent); }
.faq-question .icon { transition: transform var(--transition-base); }
.faq-item.open .faq-question .icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-base); }
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner { padding: 0 0 var(--space-md); font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.7; }

/* === UTILITY === */
.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; }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.fade-in { animation: fadeIn 0.4s ease; }
.slide-up { animation: slideUp 0.4s ease; }

/* === ACCESSIBILITY === */
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}

/* === ICONS (inline SVG fallback) === */
.icon-svg { width: 20px; height: 20px; fill: currentColor; }