/* ====================================
   Produktaggregationsplattform - Design System
   ==================================== */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-secondary: #0f172a;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-info: #3b82f6;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-text-muted: #94a3b8;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --max-width: 1280px;
  --header-height: 64px;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--color-primary-dark); }

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

/* ---- Layout ---- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1rem; }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex-center { align-items: center; }
.flex-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* ---- Typography ---- */
h1 { font-size: 1.875rem; font-weight: 700; line-height: 1.2; margin-bottom: 0.5rem; }
h2 { font-size: 1.5rem; font-weight: 700; line-height: 1.3; margin-bottom: 0.5rem; }
h3 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; margin-bottom: 0.25rem; }
h4 { font-size: 1.125rem; font-weight: 600; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--color-text-light); }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }

/* ---- Skip Link (A11y) ---- */
.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--color-primary); color: #fff;
  padding: 0.5rem 1rem; z-index: 1000;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; color: #fff; }

/* ====================================
   PORTAL HEADER
   ==================================== */
.header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0; z-index: 100;
  height: var(--header-height);
}
.header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.header-logo {
  font-size: 1.25rem; font-weight: 800;
  color: var(--color-primary); letter-spacing: -0.025em;
}
.header-logo span { color: var(--color-secondary); }

.header-search {
  flex: 1; max-width: 480px; margin: 0 1.5rem;
  position: relative;
}
.header-search input {
  width: 100%; padding: 0.5rem 1rem 0.5rem 2.5rem;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 0.875rem; background: var(--color-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.header-search input:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}
.header-search .search-icon {
  position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%);
  color: var(--color-text-muted); font-size: 0.875rem;
}

.header-nav { display: flex; align-items: center; gap: 1.5rem; }
.header-nav a {
  font-size: 0.875rem; color: var(--color-text);
  font-weight: 500; white-space: nowrap;
}
.header-nav a:hover { color: var(--color-primary); }

.mobile-menu-btn {
  display: none; background: none; border: none;
  font-size: 1.5rem; cursor: pointer; color: var(--color-text);
  padding: 0.25rem;
}

/* ---- Category Nav Bar ---- */
.category-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto; white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}
.category-bar .container {
  display: flex; gap: 0; align-items: stretch;
}
.category-bar a {
  display: inline-flex; align-items: center;
  padding: 0.625rem 1rem; font-size: 0.8125rem;
  color: var(--color-text); font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.category-bar a:hover,
.category-bar a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ====================================
   PORTAL FOOTER
   ==================================== */
.footer {
  background: var(--color-secondary); color: #cbd5e1;
  padding: 3rem 0 1.5rem; margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem; margin-bottom: 2rem;
}
.footer h4 { color: #fff; margin-bottom: 1rem; font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.05em; }
.footer ul { list-style: none; }
.footer li { margin-bottom: 0.5rem; }
.footer a { color: #94a3b8; font-size: 0.8125rem; }
.footer a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid #334155; padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.75rem; color: #64748b;
}

/* ====================================
   BREADCRUMB
   ==================================== */
.breadcrumb {
  display: flex; align-items: center; gap: 0.375rem;
  padding: 1rem 0; font-size: 0.8125rem;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: var(--color-text-muted); }
.breadcrumb .current { color: var(--color-text); font-weight: 500; }

/* ====================================
   BUTTONS
   ==================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem; font-weight: 600;
  border-radius: var(--radius); border: 1px solid transparent;
  cursor: pointer; transition: all 0.15s;
  text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary); color: #fff; border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-secondary {
  background: var(--color-surface); color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover { background: var(--color-bg); }
.btn-success {
  background: var(--color-success); color: #fff; border-color: var(--color-success);
}
.btn-success:hover { background: #059669; color: #fff; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.75rem; }
.btn-lg { padding: 0.75rem 1.75rem; font-size: 1rem; }
.btn-block { width: 100%; }

/* ====================================
   CARDS
   ==================================== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: var(--shadow-md); }
.card-body { padding: 1rem; }
.card-img {
  width: 100%; aspect-ratio: 1; object-fit: contain;
  background: #f1f5f9; padding: 1rem;
}

/* ---- Product Card ---- */
.product-card { position: relative; }
.product-card .card-img { aspect-ratio: 1; }
.product-card .product-brand { font-size: 0.75rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.03em; }
.product-card .product-title {
  font-size: 0.875rem; font-weight: 500;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; margin: 0.25rem 0;
  color: var(--color-text);
}
.product-card .product-price { font-size: 1.125rem; font-weight: 700; color: var(--color-primary); }
.product-card .product-price .from { font-size: 0.75rem; font-weight: 400; color: var(--color-text-light); }
.product-card .product-offers { font-size: 0.75rem; color: var(--color-text-light); margin-top: 0.25rem; }

.badge-sponsored {
  position: absolute; top: 0.5rem; left: 0.5rem;
  background: var(--color-accent); color: #fff;
  font-size: 0.625rem; font-weight: 700; text-transform: uppercase;
  padding: 0.2rem 0.5rem; border-radius: 4px; letter-spacing: 0.05em;
}

/* ====================================
   BANNER / SLIDER
   ==================================== */
.hero-slider {
  position: relative; border-radius: var(--radius-lg);
  overflow: hidden; background: linear-gradient(135deg, #1e40af 0%, #7c3aed 100%);
  color: #fff; min-height: 320px;
  display: flex; align-items: center;
}
.hero-slider .slide-content {
  padding: 3rem; max-width: 560px;
}
.hero-slider h2 { font-size: 2rem; color: #fff; margin-bottom: 0.75rem; }
.hero-slider p { font-size: 1.0625rem; color: rgba(255,255,255,0.85); margin-bottom: 1.5rem; }
.hero-slider .btn { background: #fff; color: var(--color-primary); border: none; }
.hero-slider .btn:hover { background: #f0f0f0; color: var(--color-primary-dark); }
.slider-dots {
  position: absolute; bottom: 1.25rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 0.5rem;
}
.slider-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.4); cursor: pointer;
}
.slider-dots span.active { background: #fff; width: 24px; border-radius: 4px; }

/* ====================================
   FILTER SIDEBAR
   ==================================== */
.layout-with-sidebar {
  display: grid; grid-template-columns: 260px 1fr; gap: 1.5rem;
  align-items: start;
}

.filter-sidebar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem; position: sticky; top: calc(var(--header-height) + 1rem);
}
.filter-group { margin-bottom: 1.25rem; }
.filter-group:last-child { margin-bottom: 0; }
.filter-group h4 {
  font-size: 0.8125rem; font-weight: 600;
  margin-bottom: 0.75rem; text-transform: uppercase;
  letter-spacing: 0.03em; color: var(--color-text-light);
}
.filter-group label {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; padding: 0.25rem 0; cursor: pointer;
}
.filter-group input[type="checkbox"] {
  width: 16px; height: 16px; accent-color: var(--color-primary);
}
.filter-group .count { color: var(--color-text-muted); font-size: 0.75rem; margin-left: auto; }

.price-range { display: flex; gap: 0.5rem; align-items: center; }
.price-range input {
  width: 100%; padding: 0.375rem 0.5rem;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 0.8125rem;
}
.price-range span { color: var(--color-text-muted); font-size: 0.8125rem; }

.active-filters {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem;
}
.filter-tag {
  display: inline-flex; align-items: center; gap: 0.375rem;
  background: var(--color-primary-light); color: var(--color-primary);
  padding: 0.25rem 0.625rem; border-radius: 999px;
  font-size: 0.75rem; font-weight: 500;
}
.filter-tag .remove {
  cursor: pointer; font-weight: 700; font-size: 0.875rem;
  color: var(--color-primary); opacity: 0.7;
}
.filter-tag .remove:hover { opacity: 1; }

/* ====================================
   SORT BAR
   ==================================== */
.sort-bar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1rem; padding: 0.75rem 1rem;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.sort-bar .result-count { font-size: 0.875rem; color: var(--color-text-light); }
.sort-bar select {
  padding: 0.375rem 0.75rem; border: 1px solid var(--color-border);
  border-radius: var(--radius); font-size: 0.8125rem;
  background: var(--color-surface);
}

/* ====================================
   OFFER TABLE / COMPARISON
   ==================================== */
.offer-table { width: 100%; border-collapse: separate; border-spacing: 0; }
.offer-table th {
  text-align: left; font-size: 0.75rem; font-weight: 600;
  color: var(--color-text-light); text-transform: uppercase;
  letter-spacing: 0.03em; padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--color-border);
}
.offer-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.875rem; vertical-align: middle;
}
.offer-table tr:last-child td { border-bottom: none; }
.offer-table .merchant-info { display: flex; align-items: center; gap: 0.75rem; }
.offer-table .merchant-logo {
  width: 48px; height: 32px; background: #f1f5f9;
  border-radius: 4px; display: flex; align-items: center;
  justify-content: center; font-size: 0.625rem; color: var(--color-text-muted);
  border: 1px solid var(--color-border); flex-shrink: 0;
}
.offer-price { font-weight: 700; font-size: 1rem; color: var(--color-text); }
.offer-price.best { color: var(--color-success); }
.availability-badge {
  display: inline-block; padding: 0.125rem 0.5rem;
  border-radius: 999px; font-size: 0.6875rem; font-weight: 600;
}
.availability-badge.available { background: #d1fae5; color: #065f46; }
.availability-badge.limited { background: #fef3c7; color: #92400e; }
.availability-badge.unavailable { background: #fee2e2; color: #991b1b; }

/* ====================================
   SECTION HEADINGS
   ==================================== */
.section { padding: 2.5rem 0; }
.section-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1.5rem;
}
.section-header h2 { margin-bottom: 0; }

/* ====================================
   SHOP CARD
   ==================================== */
.shop-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.5rem;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; transition: box-shadow 0.2s;
}
.shop-card:hover { box-shadow: var(--shadow-md); }
.shop-logo {
  width: 80px; height: 80px; border-radius: 50%;
  background: #f1f5f9; display: flex; align-items: center;
  justify-content: center; margin-bottom: 1rem;
  border: 2px solid var(--color-border);
  font-weight: 700; color: var(--color-primary);
  font-size: 0.75rem;
}
.shop-card h3 { font-size: 1rem; margin-bottom: 0.25rem; }
.shop-card .shop-meta { font-size: 0.8125rem; color: var(--color-text-light); margin-bottom: 0.75rem; }

/* ====================================
   SHOP OF THE MONTH
   ==================================== */
.shop-of-month {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  border-radius: var(--radius-lg); padding: 2rem;
  display: flex; align-items: center; gap: 2rem;
}
.shop-of-month .sotm-badge {
  font-size: 0.6875rem; font-weight: 700; text-transform: uppercase;
  color: var(--color-accent); letter-spacing: 0.05em; margin-bottom: 0.5rem;
}
.shop-of-month h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.shop-of-month p { color: var(--color-text-light); margin-bottom: 1rem; font-size: 0.9375rem; }

/* ====================================
   TOP CATEGORIES
   ==================================== */
.category-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.5rem;
  text-align: center; transition: all 0.2s;
  display: block; color: var(--color-text);
}
.category-card:hover {
  border-color: var(--color-primary); box-shadow: var(--shadow-md);
  color: var(--color-text); transform: translateY(-2px);
}
.category-icon {
  width: 56px; height: 56px; border-radius: 12px;
  background: var(--color-primary-light); margin: 0 auto 0.75rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
}
.category-card h3 { font-size: 0.9375rem; margin-bottom: 0.25rem; }
.category-card .count { font-size: 0.8125rem; color: var(--color-text-light); }

/* ====================================
   PRODUCT DETAIL
   ==================================== */
.product-detail-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem;
  align-items: start;
}
.product-gallery {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.product-main-image {
  aspect-ratio: 1; background: #f1f5f9; display: flex;
  align-items: center; justify-content: center;
  font-size: 1rem; color: var(--color-text-muted); padding: 2rem;
}
.product-thumbnails {
  display: flex; gap: 0.5rem; padding: 0.75rem;
  border-top: 1px solid var(--color-border);
}
.product-thumbnails .thumb {
  width: 64px; height: 64px; border: 2px solid var(--color-border);
  border-radius: var(--radius); background: #f1f5f9;
  cursor: pointer; display: flex; align-items: center;
  justify-content: center; font-size: 0.625rem; color: var(--color-text-muted);
}
.product-thumbnails .thumb.active { border-color: var(--color-primary); }

.product-info h1 { font-size: 1.5rem; }
.product-info .product-brand-line {
  font-size: 0.875rem; color: var(--color-text-light); margin-bottom: 1rem;
}
.product-price-big {
  font-size: 2rem; font-weight: 800; color: var(--color-primary);
  margin-bottom: 0.25rem;
}
.product-price-hint { font-size: 0.8125rem; color: var(--color-text-light); margin-bottom: 1.5rem; }
.product-description {
  font-size: 0.9375rem; color: var(--color-text-light);
  line-height: 1.7; margin-bottom: 1.5rem;
}
.product-attributes {
  border-top: 1px solid var(--color-border); padding-top: 1rem;
}
.product-attributes dt {
  font-size: 0.8125rem; font-weight: 600; color: var(--color-text-light);
  float: left; width: 140px; clear: left; padding: 0.375rem 0;
}
.product-attributes dd {
  font-size: 0.8125rem; padding: 0.375rem 0;
  margin-left: 150px;
}

/* ====================================
   PAGINATION
   ==================================== */
.pagination {
  display: flex; justify-content: center; align-items: center;
  gap: 0.25rem; margin-top: 2rem;
}
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px; padding: 0 0.5rem;
  font-size: 0.8125rem; font-weight: 500;
  border-radius: var(--radius); border: 1px solid var(--color-border);
  color: var(--color-text); background: var(--color-surface);
  transition: all 0.15s;
}
.pagination a:hover { background: var(--color-bg); border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active {
  background: var(--color-primary); border-color: var(--color-primary);
  color: #fff;
}
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* ====================================
   ADMIN LAYOUT
   ==================================== */
.admin-layout { display: flex; min-height: 100vh; }

.admin-sidebar {
  width: 250px; background: var(--color-secondary);
  color: #fff; padding: 1.5rem 0; flex-shrink: 0;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
}
.admin-sidebar .sidebar-logo {
  padding: 0 1.25rem 1.5rem;
  font-size: 1.125rem; font-weight: 800;
  color: #fff; border-bottom: 1px solid #334155;
  margin-bottom: 1rem;
}
.admin-sidebar .sidebar-logo span { color: var(--color-primary); }
.admin-sidebar nav a {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.625rem 1.25rem; font-size: 0.875rem;
  color: #94a3b8; transition: all 0.15s;
  border-left: 3px solid transparent;
}
.admin-sidebar nav a:hover {
  background: rgba(255,255,255,0.05); color: #fff;
}
.admin-sidebar nav a.active {
  background: rgba(59,130,246,0.15); color: #fff;
  border-left-color: var(--color-primary);
}
.admin-sidebar nav .nav-section {
  font-size: 0.6875rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: #475569;
  padding: 1rem 1.25rem 0.5rem;
}

.admin-main { flex: 1; padding: 1.5rem 2rem; min-width: 0; }
.admin-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 2rem;
}
.admin-header h1 { font-size: 1.5rem; }

/* ---- Stat Cards ---- */
.stat-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.25rem;
}
.stat-card .stat-label {
  font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.03em; color: var(--color-text-muted); margin-bottom: 0.5rem;
}
.stat-card .stat-value { font-size: 1.75rem; font-weight: 800; }
.stat-card .stat-change {
  font-size: 0.75rem; font-weight: 600; margin-top: 0.25rem;
}
.stat-card .stat-change.positive { color: var(--color-success); }
.stat-card .stat-change.negative { color: var(--color-danger); }

/* ---- Admin Table ---- */
.admin-table-wrapper {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); overflow: hidden;
}
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  text-align: left; padding: 0.75rem 1rem;
  font-size: 0.75rem; font-weight: 600;
  color: var(--color-text-light); text-transform: uppercase;
  letter-spacing: 0.03em; background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.admin-table td {
  padding: 0.75rem 1rem; font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: #f8fafc; }

/* ---- Status Badges ---- */
.status { display: inline-flex; align-items: center; gap: 0.375rem; font-size: 0.75rem; font-weight: 600; padding: 0.2rem 0.625rem; border-radius: 999px; }
.status-live { background: #d1fae5; color: #065f46; }
.status-draft { background: #e2e8f0; color: #475569; }
.status-conflict { background: #fee2e2; color: #991b1b; }
.status-unknown { background: #fef3c7; color: #92400e; }
.status-active { background: #d1fae5; color: #065f46; }
.status-inactive { background: #e2e8f0; color: #475569; }
.status-success { background: #d1fae5; color: #065f46; }
.status-warning { background: #fef3c7; color: #92400e; }
.status-error { background: #fee2e2; color: #991b1b; }

/* ---- Import Status ---- */
.import-status-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.25rem;
}
.import-status-card .source-name {
  font-size: 0.875rem; font-weight: 600; margin-bottom: 0.5rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.traffic-light {
  width: 10px; height: 10px; border-radius: 50%; display: inline-block;
}
.traffic-light.green { background: var(--color-success); }
.traffic-light.yellow { background: var(--color-warning); }
.traffic-light.red { background: var(--color-danger); }

/* ---- Category Tree (Admin) ---- */
.category-tree { list-style: none; }
.category-tree li { padding: 0.25rem 0; }
.category-tree .tree-item {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.75rem; border-radius: var(--radius);
  font-size: 0.875rem; cursor: pointer;
  transition: background 0.1s;
}
.category-tree .tree-item:hover { background: var(--color-bg); }
.category-tree .tree-toggle {
  width: 20px; text-align: center; color: var(--color-text-muted);
  font-size: 0.75rem; flex-shrink: 0;
}
.category-tree ul { margin-left: 1.5rem; }

/* ---- Quality Cards ---- */
.quality-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: 1.25rem;
  display: flex; align-items: center; gap: 1rem;
}
.quality-card .quality-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; flex-shrink: 0;
}
.quality-card .quality-icon.danger { background: #fee2e2; color: #dc2626; }
.quality-card .quality-icon.warning { background: #fef3c7; color: #d97706; }
.quality-card .quality-icon.info { background: #dbeafe; color: #2563eb; }
.quality-card .quality-value { font-size: 1.5rem; font-weight: 800; }
.quality-card .quality-label { font-size: 0.8125rem; color: var(--color-text-light); }

/* ---- Tabs ---- */
.tabs { display: flex; border-bottom: 2px solid var(--color-border); margin-bottom: 1.5rem; gap: 0; }
.tabs a {
  padding: 0.75rem 1.25rem; font-size: 0.875rem; font-weight: 500;
  color: var(--color-text-light); border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all 0.15s;
}
.tabs a:hover { color: var(--color-text); }
.tabs a.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ---- Forms ---- */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block; font-size: 0.8125rem; font-weight: 600;
  margin-bottom: 0.375rem; color: var(--color-text);
}
.form-control {
  width: 100%; padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 0.875rem; transition: border-color 0.15s, box-shadow 0.15s;
}
.form-control:focus {
  outline: none; border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* ---- Admin Toolbar ---- */
.toolbar {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1rem; gap: 1rem; flex-wrap: wrap;
}
.toolbar-search {
  position: relative; flex: 1; max-width: 300px;
}
.toolbar-search input {
  width: 100%; padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  font-size: 0.8125rem;
}
.toolbar-search .search-icon {
  position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%);
  color: var(--color-text-muted); font-size: 0.8125rem;
}

/* ---- Subcategory chips ---- */
.subcategory-chips {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem;
}
.subcategory-chips a {
  display: inline-block; padding: 0.375rem 0.875rem;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 999px; font-size: 0.8125rem; color: var(--color-text);
  transition: all 0.15s;
}
.subcategory-chips a:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-light); }

/* ---- Mobile Filter Button ---- */
.mobile-filter-btn {
  display: none;
  padding: 0.5rem 1rem; font-size: 0.875rem;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); cursor: pointer;
  margin-bottom: 1rem;
}

/* ====================================
   RESPONSIVE
   ==================================== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .layout-with-sidebar { grid-template-columns: 1fr; }
  .filter-sidebar { display: none; }
  .mobile-filter-btn { display: flex; align-items: center; gap: 0.5rem; }
  .product-detail-layout { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
  .admin-main { padding: 1rem; }
}

@media (max-width: 768px) {
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .header-search { display: none; }
  .header-nav { display: none; }
  .mobile-menu-btn { display: block; }
  .hero-slider { min-height: 240px; }
  .hero-slider .slide-content { padding: 1.5rem; }
  .hero-slider h2 { font-size: 1.5rem; }
  .shop-of-month { flex-direction: column; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
  .offer-table { font-size: 0.8125rem; }
  .offer-table th, .offer-table td { padding: 0.5rem; }
  h1 { font-size: 1.5rem; }
  .category-bar a { padding: 0.5rem 0.75rem; font-size: 0.75rem; }
}

@media (max-width: 480px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .container { padding: 0 0.75rem; }
}