@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --white: #FFFFFF;
  --royal-blue: #2563EB;
  --royal-blue-dark: #1D4ED8;
  --royal-blue-light: #EFF6FF;
  --emerald: #10B981;
  --emerald-dark: #059669;
  --emerald-light: #ECFDF5;
  --graphite: #374151;
  --graphite-dark: #1F2937;
  --graphite-light: #6B7280;
  --silver: #CBD5E1;
  --silver-light: #E2E8F0;
  --light-gray: #F8FAFC;
  --font-main: 'Inter', sans-serif;
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-xs: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --transition: all 0.22s cubic-bezier(0.4,0,0.2,1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-main);
  color: var(--graphite);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ===== UTILITIES ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 32px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }
.gap-8 { gap: 32px; }
.gap-10 { gap: 40px; }
.grid { display: grid; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.text-sm { font-size: 13px; }
.text-base { font-size: 15px; }
.text-lg { font-size: 18px; }
.text-xl { font-size: 22px; }
.text-2xl { font-size: 28px; }
.text-3xl { font-size: 36px; }
.text-4xl { font-size: 48px; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.relative { position: relative; }
.absolute { position: absolute; }
.overflow-hidden { overflow: hidden; }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: 9999px; }

/* ===== TOP BAR ===== */
.top-bar {
  background: var(--graphite-dark);
  color: rgba(255,255,255,0.75);
  font-size: 12px;
  padding: 7px 0;
}
.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.top-bar a { color: rgba(255,255,255,0.75); transition: var(--transition); }
.top-bar a:hover { color: #fff; }
.top-bar-links { display: flex; gap: 20px; align-items: center; }
.top-bar-contact { display: flex; gap: 20px; align-items: center; }
.top-bar-contact span { display: flex; align-items: center; gap: 5px; }

/* ===== HEADER ===== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--silver-light);
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: var(--shadow-xs);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  color: var(--royal-blue);
  white-space: nowrap;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--royal-blue);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  font-weight: 800;
}
.logo span.logo-tld { color: var(--graphite-light); font-weight: 400; font-size: 14px; }

/* Search */
.header-search {
  flex: 1;
  max-width: 520px;
  position: relative;
}
.header-search input {
  width: 100%;
  padding: 10px 48px 10px 16px;
  border: 1.5px solid var(--silver);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--graphite);
  background: var(--light-gray);
  transition: var(--transition);
  outline: none;
}
.header-search input:focus {
  border-color: var(--royal-blue);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.header-search input::placeholder { color: var(--graphite-light); }
.search-btn {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--royal-blue);
  color: white;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.search-btn:hover { background: var(--royal-blue-dark); }

/* Header actions */
.header-actions { display: flex; align-items: center; gap: 6px; }
.header-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  color: var(--graphite);
  font-size: 11px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  text-align: center;
}
.header-btn:hover { background: var(--light-gray); color: var(--royal-blue); }
.header-btn svg { width: 22px; height: 22px; }
.header-btn .btn-count {
  position: absolute;
  top: 4px;
  right: 8px;
  background: var(--royal-blue);
  color: white;
  font-size: 9px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== MAIN NAV ===== */
.main-nav {
  background: var(--white);
  border-bottom: 1px solid var(--silver-light);
}
.main-nav-inner {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-item {
  position: relative;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 13px 16px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--graphite);
  white-space: nowrap;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
}
.nav-link:hover, .nav-link.active {
  color: var(--royal-blue);
  border-bottom-color: var(--royal-blue);
}
.nav-link svg { width: 14px; height: 14px; }
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--silver-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: 8px;
  z-index: 800;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
}
.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown a {
  display: block;
  padding: 9px 12px;
  font-size: 13px;
  color: var(--graphite);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-dropdown a:hover { background: var(--royal-blue-light); color: var(--royal-blue); }

/* Mobile hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--graphite);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  padding: 12px 0;
  font-size: 13px;
  color: var(--graphite-light);
}
.breadcrumb-list { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.breadcrumb-list li { display: flex; align-items: center; gap: 6px; }
.breadcrumb-list li:not(:last-child)::after { content: '/'; color: var(--silver); }
.breadcrumb-list a { color: var(--graphite-light); transition: var(--transition); }
.breadcrumb-list a:hover { color: var(--royal-blue); }
.breadcrumb-list li:last-child { color: var(--graphite); font-weight: 500; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  line-height: 1;
}
.btn-primary {
  background: var(--royal-blue);
  color: white;
}
.btn-primary:hover { background: var(--royal-blue-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,0.3); }
.btn-secondary {
  background: transparent;
  color: var(--royal-blue);
  border: 1.5px solid var(--royal-blue);
}
.btn-secondary:hover { background: var(--royal-blue-light); }
.btn-emerald {
  background: var(--emerald);
  color: white;
}
.btn-emerald:hover { background: var(--emerald-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(16,185,129,0.3); }
.btn-ghost {
  background: var(--light-gray);
  color: var(--graphite);
}
.btn-ghost:hover { background: var(--silver-light); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-icon { padding: 10px; width: 40px; height: 40px; }
.btn-full { width: 100%; }
.btn svg { width: 16px; height: 16px; }

/* ===== PRODUCT CARD ===== */
.product-card {
  background: var(--white);
  border: 1px solid var(--silver-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}
.product-card:hover {
  border-color: var(--silver);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.product-card-image {
  position: relative;
  background: var(--light-gray);
  aspect-ratio: 4/3;
  overflow: hidden;
}
.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.product-card:hover .product-card-image img { transform: scale(1.04); }
.product-card-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  transform: translateX(8px);
  transition: var(--transition);
}
.product-card:hover .product-card-actions {
  opacity: 1;
  transform: translateX(0);
}
.card-action-btn {
  width: 34px;
  height: 34px;
  background: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  color: var(--graphite);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.card-action-btn:hover { color: var(--royal-blue); }
.card-action-btn svg { width: 15px; height: 15px; }
.product-card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--emerald);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.product-card-badge.new { background: var(--royal-blue); }
.product-card-body { padding: 16px; flex: 1; display: flex; flex-direction: column; gap: 8px; }
.product-brand { font-size: 11px; font-weight: 600; color: var(--royal-blue); text-transform: uppercase; letter-spacing: 0.5px; }
.product-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--graphite-dark);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-name a { color: inherit; transition: var(--transition); }
.product-name a:hover { color: var(--royal-blue); }
.product-specs { display: flex; flex-wrap: wrap; gap: 5px; }
.spec-tag {
  background: var(--light-gray);
  color: var(--graphite-light);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 500;
}
.product-rating { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--graphite-light); }
.stars { color: #F59E0B; font-size: 12px; }
.product-card-footer { padding: 0 16px 16px; display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; }
.product-price {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--graphite-dark);
}
.product-price .old-price {
  font-size: 13px;
  font-weight: 400;
  color: var(--graphite-light);
  text-decoration: line-through;
  display: block;
  line-height: 1.2;
}
.product-price .currency { font-size: 13px; font-weight: 500; }
.add-to-cart {
  background: var(--royal-blue);
  color: white;
  border: none;
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.add-to-cart:hover { background: var(--royal-blue-dark); transform: scale(1.03); }
.add-to-cart svg { width: 14px; height: 14px; }

/* ===== SECTION HEADERS ===== */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 16px;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--royal-blue-light);
  color: var(--royal-blue);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 10px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 800;
  color: var(--graphite-dark);
  line-height: 1.25;
}
.section-subtitle { font-size: 16px; color: var(--graphite-light); margin-top: 6px; line-height: 1.6; }
.view-all {
  font-size: 14px;
  font-weight: 600;
  color: var(--royal-blue);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  transition: var(--transition);
  flex-shrink: 0;
}
.view-all:hover { gap: 8px; }
.view-all svg { width: 14px; height: 14px; }

/* ===== GRID LAYOUTS ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.products-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.products-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ===== CATEGORY CARDS ===== */
.category-card {
  background: var(--white);
  border: 1px solid var(--silver-light);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.category-card:hover {
  border-color: var(--royal-blue);
  box-shadow: 0 4px 20px rgba(37,99,235,0.12);
  transform: translateY(-2px);
}
.category-card-icon {
  width: 56px;
  height: 56px;
  background: var(--royal-blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.category-card-icon svg { width: 28px; height: 28px; color: var(--royal-blue); }
.category-card-name { font-size: 14px; font-weight: 600; color: var(--graphite-dark); }
.category-card-count { font-size: 12px; color: var(--graphite-light); }

/* ===== HERO ===== */
.hero {
  background: var(--light-gray);
  padding: 0;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
}
.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px 56px 64px 0;
}
.hero-title {
  font-family: var(--font-display);
  font-size: 50px;
  font-weight: 800;
  color: var(--graphite-dark);
  line-height: 1.15;
  letter-spacing: -0.5px;
}
.hero-title em { font-style: normal; color: var(--royal-blue); }
.hero-description { font-size: 17px; color: var(--graphite-light); line-height: 1.65; margin: 20px 0 32px; max-width: 480px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--silver-light);
}
.hero-stat-value { font-family: var(--font-display); font-size: 28px; font-weight: 800; color: var(--graphite-dark); }
.hero-stat-label { font-size: 12px; color: var(--graphite-light); margin-top: 2px; }
.hero-image {
  position: relative;
  overflow: hidden;
}
.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== SIDEBAR LAYOUT ===== */
.catalog-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
  align-items: start;
  padding: 32px 0 60px;
}
.sidebar { position: sticky; top: 80px; }
.sidebar-block {
  background: var(--white);
  border: 1px solid var(--silver-light);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}
.sidebar-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--graphite-dark);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--silver-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.filter-group { display: flex; flex-direction: column; gap: 8px; }
.filter-item {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--graphite);
  cursor: pointer;
  padding: 3px 0;
}
.filter-item input[type="checkbox"] { accent-color: var(--royal-blue); width: 15px; height: 15px; }
.filter-count {
  margin-left: auto;
  background: var(--light-gray);
  color: var(--graphite-light);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}
.price-range { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.price-input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--silver);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--graphite);
  outline: none;
}
.price-input:focus { border-color: var(--royal-blue); }
.price-sep { color: var(--graphite-light); font-size: 12px; }
.category-sidebar-list { display: flex; flex-direction: column; gap: 3px; }
.cat-sidebar-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--graphite);
  transition: var(--transition);
}
.cat-sidebar-link:hover, .cat-sidebar-link.active {
  background: var(--royal-blue-light);
  color: var(--royal-blue);
  font-weight: 500;
}

/* ===== CATALOG TOOLBAR ===== */
.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}
.catalog-results { font-size: 13px; color: var(--graphite-light); }
.catalog-results strong { color: var(--graphite-dark); }
.toolbar-controls { display: flex; align-items: center; gap: 10px; }
.sort-select {
  padding: 8px 12px;
  border: 1px solid var(--silver);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--graphite);
  background: white;
  outline: none;
  cursor: pointer;
  min-width: 180px;
}
.view-toggle { display: flex; gap: 3px; }
.view-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--silver);
  background: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--graphite-light);
  transition: var(--transition);
}
.view-btn.active, .view-btn:hover { border-color: var(--royal-blue); color: var(--royal-blue); background: var(--royal-blue-light); }
.view-btn svg { width: 15px; height: 15px; }

/* ===== COMPARISON BAR ===== */
.compare-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--graphite-dark);
  color: white;
  padding: 14px 0;
  z-index: 700;
  transform: translateY(100%);
  transition: var(--transition);
}
.compare-bar.visible { transform: translateY(0); }
.compare-bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.compare-slots { display: flex; gap: 12px; }
.compare-slot {
  width: 140px;
  height: 50px;
  border: 1.5px dashed rgba(255,255,255,0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}
.compare-slot.filled { border-style: solid; border-color: var(--emerald); }
.compare-slot.filled span { color: white; font-size: 11px; font-weight: 500; padding: 4px; }
.compare-actions { display: flex; gap: 10px; }

/* ===== TABLES ===== */
.spec-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.spec-table th, .spec-table td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--silver-light); }
.spec-table th { background: var(--light-gray); font-weight: 600; color: var(--graphite-dark); font-size: 12px; text-transform: uppercase; letter-spacing: 0.4px; }
.spec-table td:first-child { color: var(--graphite-light); font-weight: 500; width: 40%; }
.spec-table td:last-child { color: var(--graphite-dark); font-weight: 500; }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table tr:hover td { background: var(--light-gray); }

/* ===== COMPARISON TABLE ===== */
.compare-table-wrapper { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 700px; }
.compare-table th, .compare-table td { padding: 12px 16px; border: 1px solid var(--silver-light); text-align: left; }
.compare-table th { background: var(--light-gray); font-weight: 600; color: var(--graphite-dark); }
.compare-table th:first-child, .compare-table td:first-child { background: var(--light-gray); font-weight: 600; color: var(--graphite-light); font-size: 12px; width: 180px; }
.compare-table .winner { color: var(--emerald); font-weight: 700; }
.compare-table tr:nth-child(even) { background: #FAFBFC; }

/* ===== FORMS ===== */
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-label { font-size: 13px; font-weight: 600; color: var(--graphite-dark); }
.form-input, .form-select, .form-textarea {
  padding: 11px 14px;
  border: 1.5px solid var(--silver);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--graphite);
  background: var(--white);
  outline: none;
  transition: var(--transition);
  font-family: inherit;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--royal-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-hint { font-size: 12px; color: var(--graphite-light); }
.form-error { font-size: 12px; color: #EF4444; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.success-message {
  background: var(--emerald-light);
  border: 1px solid var(--emerald);
  color: var(--emerald-dark);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.success-message svg { width: 20px; height: 20px; color: var(--emerald); flex-shrink: 0; }

/* ===== INFO BOXES ===== */
.info-box {
  background: var(--light-gray);
  border-left: 3px solid var(--royal-blue);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 20px;
  font-size: 14px;
  color: var(--graphite);
  line-height: 1.6;
  margin: 20px 0;
}
.info-box.emerald { border-left-color: var(--emerald); }
.info-box.warning { border-left-color: #F59E0B; }

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-blue { background: var(--royal-blue-light); color: var(--royal-blue); }
.badge-emerald { background: var(--emerald-light); color: var(--emerald-dark); }
.badge-gray { background: var(--silver-light); color: var(--graphite-light); }
.badge-orange { background: #FEF3C7; color: #92400E; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--graphite-dark);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
  margin-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo { color: white; margin-bottom: 16px; }
.footer-brand .logo-icon { background: rgba(255,255,255,0.15); }
.footer-desc { font-size: 13px; line-height: 1.7; max-width: 280px; }
.footer-col-title { font-size: 13px; font-weight: 700; color: white; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.8px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-links a:hover { color: white; }
.footer-contact { display: flex; flex-direction: column; gap: 10px; font-size: 13px; }
.footer-contact-item { display: flex; align-items: flex-start; gap: 8px; }
.footer-contact-item svg { width: 14px; height: 14px; margin-top: 2px; flex-shrink: 0; opacity: 0.7; }
.footer-contact-item a { color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-contact-item a:hover { color: white; }
.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}
.footer-bottom a { color: rgba(255,255,255,0.45); transition: var(--transition); }
.footer-bottom a:hover { color: rgba(255,255,255,0.75); }
.footer-bottom-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 32px 0;
}
.page-btn {
  width: 38px;
  height: 38px;
  border: 1px solid var(--silver);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 500;
  color: var(--graphite);
  cursor: pointer;
  transition: var(--transition);
  background: white;
}
.page-btn:hover, .page-btn.active {
  background: var(--royal-blue);
  border-color: var(--royal-blue);
  color: white;
}
.page-btn svg { width: 14px; height: 14px; }

/* ===== TOAST ===== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background: var(--graphite-dark);
  color: white;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
  max-width: 320px;
}
.toast.success { background: var(--emerald-dark); }
.toast svg { width: 16px; height: 16px; }
@keyframes slideIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeOut { to { opacity: 0; transform: translateX(20px); } }

/* ===== ARTICLE/GUIDE ===== */
.article-hero { background: var(--light-gray); padding: 48px 0; }
.article-meta { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.article-meta-item { font-size: 13px; color: var(--graphite-light); display: flex; align-items: center; gap: 5px; }
.article-meta-item svg { width: 13px; height: 13px; }
.article-title { font-family: var(--font-display); font-size: 40px; font-weight: 800; color: var(--graphite-dark); line-height: 1.2; }
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; padding: 48px 0 60px; }
.article-content h2 { font-family: var(--font-display); font-size: 24px; font-weight: 700; color: var(--graphite-dark); margin: 36px 0 14px; }
.article-content h3 { font-size: 18px; font-weight: 600; color: var(--graphite-dark); margin: 24px 0 10px; }
.article-content p { font-size: 15px; color: var(--graphite); line-height: 1.8; margin-bottom: 16px; }
.article-content ul, .article-content ol { margin: 12px 0 16px 20px; display: flex; flex-direction: column; gap: 6px; }
.article-content li { font-size: 15px; color: var(--graphite); line-height: 1.7; list-style: disc; }
.article-content ol li { list-style: decimal; }
.article-content img { width: 100%; border-radius: var(--radius-lg); margin: 24px 0; }
.article-sidebar { position: sticky; top: 80px; }
.article-sidebar .sidebar-block { margin-bottom: 20px; }
.toc-list { display: flex; flex-direction: column; gap: 6px; }
.toc-list a { font-size: 13px; color: var(--graphite-light); transition: var(--transition); padding: 4px 0; display: block; border-left: 2px solid transparent; padding-left: 10px; }
.toc-list a:hover, .toc-list a.active { color: var(--royal-blue); border-left-color: var(--royal-blue); }

/* ===== PRODUCT DETAIL ===== */
.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 48px;
  padding: 40px 0;
  align-items: start;
}
.product-gallery { position: sticky; top: 80px; }
.product-main-image {
  background: var(--light-gray);
  border-radius: var(--radius-lg);
  aspect-ratio: 1;
  overflow: hidden;
  margin-bottom: 12px;
}
.product-main-image img { width: 100%; height: 100%; object-fit: cover; }
.product-thumbnails { display: flex; gap: 8px; }
.product-thumb {
  width: 70px;
  height: 70px;
  background: var(--light-gray);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}
.product-thumb.active, .product-thumb:hover { border-color: var(--royal-blue); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-detail-brand { font-size: 12px; font-weight: 600; color: var(--royal-blue); text-transform: uppercase; letter-spacing: 1px; }
.product-detail-title { font-family: var(--font-display); font-size: 26px; font-weight: 800; color: var(--graphite-dark); line-height: 1.3; margin: 10px 0; }
.product-detail-price { font-family: var(--font-display); font-size: 36px; font-weight: 800; color: var(--graphite-dark); }
.product-detail-price .currency { font-size: 20px; }
.detail-actions { display: flex; flex-direction: column; gap: 12px; margin: 24px 0; }
.qty-selector { display: flex; align-items: center; gap: 12px; }
.qty-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--silver);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: white;
  transition: var(--transition);
  font-size: 18px;
  color: var(--graphite);
}
.qty-btn:hover { border-color: var(--royal-blue); color: var(--royal-blue); }
.qty-input {
  width: 60px;
  text-align: center;
  padding: 8px;
  border: 1px solid var(--silver);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  color: var(--graphite-dark);
  outline: none;
}
.detail-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.detail-guarantees { background: var(--light-gray); border-radius: var(--radius-md); padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.guarantee-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--graphite); }
.guarantee-item svg { width: 16px; height: 16px; color: var(--emerald); flex-shrink: 0; }

/* ===== CART ===== */
.cart-layout { display: grid; grid-template-columns: 1fr 360px; gap: 32px; padding: 40px 0 60px; align-items: start; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th { padding: 12px 16px; background: var(--light-gray); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.4px; color: var(--graphite-light); text-align: left; }
.cart-table td { padding: 20px 16px; border-bottom: 1px solid var(--silver-light); vertical-align: middle; }
.cart-product-info { display: flex; align-items: center; gap: 14px; }
.cart-product-img { width: 70px; height: 70px; background: var(--light-gray); border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; }
.cart-product-img img { width: 100%; height: 100%; object-fit: cover; }
.cart-product-name { font-size: 14px; font-weight: 600; color: var(--graphite-dark); }
.cart-product-brand { font-size: 12px; color: var(--graphite-light); margin-top: 3px; }
.cart-qty { display: flex; align-items: center; gap: 8px; }
.cart-qty-btn { width: 28px; height: 28px; border: 1px solid var(--silver); border-radius: 4px; background: white; cursor: pointer; font-size: 14px; display: flex; align-items: center; justify-content: center; }
.cart-qty-val { font-size: 14px; font-weight: 600; min-width: 24px; text-align: center; }
.cart-price { font-size: 16px; font-weight: 700; color: var(--graphite-dark); }
.cart-remove { color: var(--graphite-light); cursor: pointer; padding: 4px; transition: var(--transition); }
.cart-remove:hover { color: #EF4444; }
.cart-remove svg { width: 16px; height: 16px; }
.order-summary { background: var(--white); border: 1px solid var(--silver-light); border-radius: var(--radius-lg); padding: 24px; position: sticky; top: 80px; }
.order-summary-title { font-size: 17px; font-weight: 700; color: var(--graphite-dark); margin-bottom: 20px; }
.summary-line { display: flex; justify-content: space-between; font-size: 14px; color: var(--graphite); margin-bottom: 12px; }
.summary-line.total { font-size: 18px; font-weight: 700; color: var(--graphite-dark); padding-top: 14px; margin-top: 6px; border-top: 1px solid var(--silver-light); }
.summary-line .val { font-weight: 600; }
.summary-line.total .val { color: var(--royal-blue); }

/* ===== CHECKOUT ===== */
.checkout-layout { display: grid; grid-template-columns: 1fr 380px; gap: 40px; padding: 40px 0 60px; align-items: start; }
.checkout-steps { display: flex; align-items: center; gap: 0; margin-bottom: 32px; }
.checkout-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--graphite-light);
  flex: 1;
  position: relative;
}
.checkout-step::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--silver-light);
  margin: 0 8px;
}
.checkout-step:last-child::after { display: none; }
.checkout-step.active { color: var(--royal-blue); }
.checkout-step.done { color: var(--emerald); }
.step-num {
  width: 28px;
  height: 28px;
  border: 2px solid currentColor;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.checkout-step.active .step-num { background: var(--royal-blue); color: white; border-color: var(--royal-blue); }
.checkout-step.done .step-num { background: var(--emerald); color: white; border-color: var(--emerald); }

/* ===== WISHLIST ===== */
.wishlist-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.empty-state {
  text-align: center;
  padding: 80px 0;
}
.empty-state svg { width: 64px; height: 64px; color: var(--silver); margin: 0 auto 20px; }
.empty-state h3 { font-size: 20px; font-weight: 700; color: var(--graphite-dark); margin-bottom: 8px; }
.empty-state p { font-size: 15px; color: var(--graphite-light); margin-bottom: 24px; }

/* ===== POLICY PAGES ===== */
.policy-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; padding: 48px 0 80px; align-items: start; }
.policy-nav { position: sticky; top: 80px; background: var(--white); border: 1px solid var(--silver-light); border-radius: var(--radius-lg); padding: 20px; }
.policy-nav-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; color: var(--graphite-light); margin-bottom: 12px; }
.policy-nav-links { display: flex; flex-direction: column; gap: 3px; }
.policy-nav-links a { font-size: 13px; padding: 8px 10px; border-radius: var(--radius-sm); color: var(--graphite); transition: var(--transition); display: block; }
.policy-nav-links a:hover, .policy-nav-links a.active { background: var(--royal-blue-light); color: var(--royal-blue); }
.policy-content h1 { font-family: var(--font-display); font-size: 34px; font-weight: 800; color: var(--graphite-dark); margin-bottom: 8px; }
.policy-content .policy-date { font-size: 13px; color: var(--graphite-light); margin-bottom: 32px; }
.policy-content h2 { font-size: 20px; font-weight: 700; color: var(--graphite-dark); margin: 36px 0 12px; }
.policy-content h3 { font-size: 16px; font-weight: 600; color: var(--graphite-dark); margin: 24px 0 8px; }
.policy-content p { font-size: 15px; color: var(--graphite); line-height: 1.8; margin-bottom: 14px; }
.policy-content ul, .policy-content ol { margin: 12px 0 16px 20px; display: flex; flex-direction: column; gap: 6px; }
.policy-content li { font-size: 15px; color: var(--graphite); line-height: 1.7; list-style: disc; }
.policy-content ol li { list-style: decimal; }
.policy-content table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 20px 0; }
.policy-content table th, .policy-content table td { padding: 11px 14px; border: 1px solid var(--silver-light); text-align: left; }
.policy-content table th { background: var(--light-gray); font-weight: 600; color: var(--graphite-dark); }
.policy-content a { color: var(--royal-blue); }
.policy-content a:hover { text-decoration: underline; }

/* ===== ABOUT/CONTACT ===== */
.about-hero { background: var(--light-gray); padding: 64px 0; }
.about-hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.about-hero-title { font-family: var(--font-display); font-size: 44px; font-weight: 800; color: var(--graphite-dark); line-height: 1.2; }
.about-hero-title em { font-style: normal; color: var(--royal-blue); }
.about-hero-desc { font-size: 16px; color: var(--graphite-light); line-height: 1.7; margin-top: 16px; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card { background: var(--white); border: 1px solid var(--silver-light); border-radius: var(--radius-lg); padding: 28px 24px; transition: var(--transition); }
.value-card:hover { box-shadow: var(--shadow-md); }
.value-card-icon { width: 48px; height: 48px; background: var(--royal-blue-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.value-card-icon svg { width: 24px; height: 24px; color: var(--royal-blue); }
.value-card-title { font-size: 16px; font-weight: 700; color: var(--graphite-dark); margin-bottom: 8px; }
.value-card-desc { font-size: 14px; color: var(--graphite-light); line-height: 1.6; }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.team-card { text-align: center; }
.team-avatar { width: 100%; aspect-ratio: 1; background: var(--light-gray); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 14px; }
.team-avatar img { width: 100%; height: 100%; object-fit: cover; }
.team-name { font-size: 16px; font-weight: 700; color: var(--graphite-dark); }
.team-role { font-size: 13px; color: var(--graphite-light); margin-top: 3px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 60px 0; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info-card { display: flex; align-items: flex-start; gap: 16px; }
.contact-info-icon { width: 44px; height: 44px; background: var(--royal-blue-light); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-icon svg { width: 20px; height: 20px; color: var(--royal-blue); }
.contact-info-title { font-size: 14px; font-weight: 600; color: var(--graphite-dark); margin-bottom: 4px; }
.contact-info-text { font-size: 14px; color: var(--graphite-light); line-height: 1.6; }

/* ===== FAQ ===== */
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.faq-item { background: var(--white); border: 1px solid var(--silver-light); border-radius: var(--radius-lg); overflow: hidden; }
.faq-question {
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--graphite-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: var(--transition);
  user-select: none;
}
.faq-question:hover { color: var(--royal-blue); }
.faq-question svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform 0.2s; }
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--graphite-light);
  line-height: 1.7;
}
.faq-item.open .faq-answer { display: block; }

/* ===== BLOG/GUIDES ===== */
.guide-card { background: var(--white); border: 1px solid var(--silver-light); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition); }
.guide-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.guide-card-image { aspect-ratio: 16/9; background: var(--light-gray); overflow: hidden; }
.guide-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.guide-card:hover .guide-card-image img { transform: scale(1.04); }
.guide-card-body { padding: 20px; }
.guide-card-cat { font-size: 11px; font-weight: 600; color: var(--royal-blue); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 8px; }
.guide-card-title { font-size: 17px; font-weight: 700; color: var(--graphite-dark); line-height: 1.35; margin-bottom: 10px; }
.guide-card-title a { color: inherit; transition: var(--transition); }
.guide-card-title a:hover { color: var(--royal-blue); }
.guide-card-excerpt { font-size: 13px; color: var(--graphite-light); line-height: 1.65; margin-bottom: 16px; }
.guide-card-meta { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--graphite-light); }
.guide-card-meta span { display: flex; align-items: center; gap: 4px; }
.guide-card-meta svg { width: 12px; height: 12px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid-5 { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .hero-title { font-size: 42px; }
}
@media (max-width: 1024px) {
  .catalog-layout { grid-template-columns: 220px 1fr; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .product-gallery { position: static; }
  .cart-layout { grid-template-columns: 1fr; }
  .checkout-layout { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .about-hero-inner { grid-template-columns: 1fr; }
  .policy-layout { grid-template-columns: 1fr; }
  .policy-nav { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-image { display: none; }
  .hero-content { padding: 48px 0; }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .products-grid, .wishlist-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid-5 { grid-template-columns: repeat(2, 1fr); }
  .products-grid-3 { grid-template-columns: 1fr; }
  .catalog-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; display: none; }
  .sidebar.open { display: block; }
  .section-title { font-size: 24px; }
  .hero-title { font-size: 34px; }
  .faq-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .header-actions .header-btn span { display: none; }
  .top-bar-contact { display: none; }
  .main-nav { overflow-x: auto; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-title { font-size: 28px; }
}
@media (max-width: 480px) {
  .products-grid, .wishlist-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .checkout-steps { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
}