/* ===== SmartDealsHub - Design System ===== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ===== CSS Variables ===== */
:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-accent: #10b981;
  --color-accent-dark: #059669;
  --color-accent-light: #34d399;

  --color-bg: #ffffff;
  --color-bg-secondary: #f8fafc;
  --color-bg-tertiary: #f1f5f9;
  --color-bg-card: #ffffff;

  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-text-inverse: #ffffff;

  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-star: #f59e0b;

  --color-deal-badge: #ef4444;
  --color-deal-badge-text: #ffffff;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

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

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Spacing */
  --container-max: 1240px;
  --section-padding: 80px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

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

a:hover { color: var(--color-primary-dark); }

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

ul, ol { list-style: none; }

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

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

/* ===== Container ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.25;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  margin-bottom: 12px;
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
}

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

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 16px;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.06);
}

.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}

.nav-search input {
  width: 220px;
  padding: 9px 16px 9px 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg-secondary);
  font-size: 0.875rem;
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.nav-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
  width: 280px;
  background: var(--color-bg);
}

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

.nav-search .search-icon {
  position: absolute;
  left: 14px;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  pointer-events: none;
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,99,235,0.35);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  box-shadow: 0 2px 8px rgba(16,185,129,0.3);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16,185,129,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn-ghost:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* Animated CTA pulse */
.btn-cta {
  animation: ctaPulse 2s ease-in-out infinite;
}

@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 2px 8px rgba(37,99,235,0.3); }
  50% { box-shadow: 0 4px 24px rgba(37,99,235,0.45); }
}

.btn-cta.btn-accent {
  animation-name: ctaPulseGreen;
}

@keyframes ctaPulseGreen {
  0%, 100% { box-shadow: 0 2px 8px rgba(16,185,129,0.3); }
  50% { box-shadow: 0 4px 24px rgba(16,185,129,0.45); }
}

/* ===== Hero Section ===== */
.hero {
  padding: calc(var(--nav-height) + 60px) 0 80px;
  background: linear-gradient(170deg, #f0f5ff 0%, #ffffff 50%, #f0fdf4 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16,185,129,0.05) 0%, transparent 70%);
  bottom: -100px;
  left: -50px;
  border-radius: 50%;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content .section-label {
  margin-bottom: 16px;
}

.hero-content h1 {
  margin-bottom: 20px;
  font-weight: 900;
  letter-spacing: -0.5px;
}

.hero-content h1 .highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.hero-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-text);
}

.hero-stat span {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-visual img {
  max-width: 480px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

/* ===== Section Spacing ===== */
.section {
  padding: var(--section-padding) 0;
}

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

/* ===== Product Cards ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
}

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

.product-card .card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  z-index: 2;
}

.badge-deal {
  background: var(--color-deal-badge);
  color: var(--color-deal-badge-text);
}

.badge-top {
  background: var(--color-primary);
  color: white;
}

.badge-new {
  background: var(--color-accent);
  color: white;
}

.product-card .card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

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

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

.product-card .card-image .placeholder-img {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--color-text-muted);
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
}

.product-card .card-body {
  padding: 20px;
}

.product-card .card-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.product-card .card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

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

.product-card .card-description {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card .card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.card-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.card-price .price-current {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text);
}

.card-price .price-original {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.card-price .price-discount {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-deal-badge);
}

/* ===== Star Rating ===== */
.stars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.stars .star {
  color: var(--color-border);
  font-size: 0.95rem;
}

.stars .star.filled {
  color: var(--color-star);
}

.stars .star.half {
  position: relative;
  color: var(--color-border);
}

.stars .star.half::before {
  content: '★';
  position: absolute;
  left: 0;
  color: var(--color-star);
  overflow: hidden;
  width: 50%;
}

.rating-text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-left: 6px;
}

/* ===== Categories Grid ===== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.category-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.category-card .cat-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(16,185,129,0.08));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  transition: all var(--transition-base);
}

.category-card:hover .cat-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  transform: scale(1.1);
}

.category-card:hover .cat-icon span {
  filter: brightness(10);
}

.category-card h4 {
  margin-bottom: 4px;
}

.category-card p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ===== Blog Cards ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

.blog-card .blog-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: var(--color-bg-tertiary);
}

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

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

.blog-card .blog-image .placeholder-img {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--color-text-muted);
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
}

.blog-card .blog-body {
  padding: 24px;
}

.blog-card .blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.blog-card .blog-tag {
  padding: 3px 10px;
  background: rgba(37,99,235,0.08);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.75rem;
}

.blog-card .blog-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

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

.blog-card .blog-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.blog-card .blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.blog-card .blog-read-more:hover {
  gap: 10px;
}

/* ===== Deals / Comparison Cards ===== */
.deals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.deal-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-base);
}

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

.deal-card .deal-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--color-deal-badge);
  color: white;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  z-index: 2;
}

.deal-card .deal-image {
  height: 200px;
  background: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.deal-card .deal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.deal-card .deal-image .placeholder-img {
  font-size: 3rem;
  color: var(--color-text-muted);
}

.deal-card .deal-body {
  padding: 20px;
}

.deal-card .deal-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.deal-card .deal-prices {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.deal-card .deal-prices .current-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-accent-dark);
}

.deal-card .deal-prices .original-price {
  font-size: 1rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.deal-card .deal-store {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.deal-card .btn {
  width: 100%;
}

/* ===== Comparison Table ===== */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.925rem;
}

.comparison-table th {
  background: var(--color-bg-secondary);
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.comparison-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: var(--color-bg-secondary);
}

.comparison-table .product-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.comparison-table .product-cell img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.comparison-table .check {
  color: var(--color-success);
  font-size: 1.1rem;
}

.comparison-table .cross {
  color: var(--color-danger);
  font-size: 1.1rem;
}

/* ===== Review Detail ===== */
.review-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

.review-card .review-header {
  display: flex;
  gap: 32px;
  padding: 32px;
}

.review-card .review-image {
  width: 300px;
  min-width: 300px;
  height: 260px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.review-card .review-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.review-card .review-image .placeholder-img {
  font-size: 4rem;
  color: var(--color-text-muted);
}

.review-card .review-info {
  flex: 1;
}

.review-card .review-info .review-category {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.review-card .review-info h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.review-card .review-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.review-card .review-rating .score {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}

.review-card .review-summary {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.review-card .review-price-box {
  display: flex;
  align-items: center;
  gap: 16px;
}

.review-card .review-price {
  font-size: 1.5rem;
  font-weight: 800;
}

.review-card .review-body {
  padding: 0 32px 32px;
}

.review-card .review-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.review-card .feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.feature-item .feature-icon {
  color: var(--color-primary);
}

.review-card .pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.pros-cons .pros,
.pros-cons .cons {
  padding: 24px;
  border-radius: var(--radius-md);
}

.pros-cons .pros {
  background: rgba(16,185,129,0.04);
  border: 1px solid rgba(16,185,129,0.15);
}

.pros-cons .cons {
  background: rgba(239,68,68,0.04);
  border: 1px solid rgba(239,68,68,0.15);
}

.pros-cons h4 {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pros h4 { color: var(--color-success); }
.cons h4 { color: var(--color-danger); }

.pros-cons li {
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  display: flex;
  align-items: start;
  gap: 8px;
}

.pros li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
}

.cons li::before {
  content: '✗';
  color: var(--color-danger);
  font-weight: 700;
}

/* ===== Newsletter Section ===== */
.newsletter {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
  color: white;
  text-align: center;
  padding: 72px 0;
}

.newsletter h2 {
  color: white;
  margin-bottom: 12px;
}

.newsletter p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.newsletter-form {
  display: flex;
  max-width: 520px;
  margin: 0 auto;
  gap: 12px;
}

.newsletter-form input {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  color: white;
  font-size: 0.95rem;
}

.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.4);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--color-primary-light);
  background: rgba(255,255,255,0.12);
}

.newsletter-form .btn {
  white-space: nowrap;
}

.newsletter .disclaimer {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  margin-top: 16px;
}

/* ===== Footer ===== */
.footer {
  background: #0f172a;
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: white;
}

.footer-column h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.footer-column a {
  display: block;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  padding: 5px 0;
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom a {
  color: rgba(255,255,255,0.35);
}

.footer-bottom a:hover {
  color: white;
}

/* ===== Affiliate Disclaimer ===== */
.affiliate-disclaimer {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: 32px;
}

.affiliate-disclaimer strong {
  color: var(--color-text-secondary);
}

/* ===== Page Header ===== */
.page-header {
  padding: calc(var(--nav-height) + 40px) 0 40px;
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
  margin-bottom: 8px;
}

.page-header p {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

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

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

.breadcrumb .separator {
  font-size: 0.7rem;
}

/* ===== Filters ===== */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 0;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.filter-select {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  cursor: pointer;
}

/* ===== Contact Form ===== */
.contact-form {
  max-width: 640px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

/* ===== Contact Info ===== */
.contact-info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.contact-info-card {
  padding: 28px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.contact-info-card .info-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(16,185,129,0.08));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 16px;
}

.contact-info-card h4 {
  margin-bottom: 6px;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* ===== About Page ===== */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content .about-text h2 {
  margin-bottom: 20px;
}

.about-content .about-text p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-tertiary);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image .placeholder-img {
  font-size: 5rem;
  color: var(--color-text-muted);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.value-card {
  padding: 32px 28px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.value-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.value-card .value-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(16,185,129,0.08));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.value-card h4 {
  margin-bottom: 8px;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== Disclosure Box ===== */
.disclosure-box {
  background: linear-gradient(135deg, rgba(37,99,235,0.04), rgba(16,185,129,0.04));
  border: 1px solid rgba(37,99,235,0.12);
  border-radius: var(--radius-md);
  padding: 32px;
}

.disclosure-box h3 {
  margin-bottom: 16px;
  color: var(--color-primary);
}

.disclosure-box p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
}

/* ===== Featured Section ===== */
.featured-banner {
  background: linear-gradient(135deg, var(--color-primary), #1e40af);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: white;
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 48px;
}

.featured-banner .featured-content {
  flex: 1;
}

.featured-banner h2 {
  color: white;
  margin-bottom: 12px;
}

.featured-banner p {
  color: rgba(255,255,255,0.8);
  margin-bottom: 24px;
  font-size: 1.05rem;
}

.featured-banner .featured-image {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  flex-shrink: 0;
}

/* ===== Category Detail Page ===== */
.category-hero {
  display: flex;
  align-items: center;
  gap: 20px;
}

.category-hero .cat-icon-lg {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(16,185,129,0.08));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

/* ===== Pagination ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}

.pagination a, .pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.pagination a:hover {
  background: var(--color-bg-secondary);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.pagination .active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  cursor: pointer;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animations are applied via JS IntersectionObserver */
.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
  }

  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { order: -1; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .review-card .review-header {
    flex-direction: column;
  }

  .review-card .review-image {
    width: 100%;
    min-width: unset;
  }

  .featured-banner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 56px;
    --nav-height: 64px;
  }

  .nav-links,
  .nav-search {
    display: none;
  }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    padding: 24px;
    gap: 4px;
    z-index: 999;
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
  }

  .nav-links.mobile-open a {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-sm);
  }

  .mobile-menu-btn {
    display: flex;
  }

  .products-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .deals-grid {
    grid-template-columns: 1fr;
  }

  .categories-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .pros-cons {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .filters-bar {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 12px;
  }

  .filter-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .categories-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-info-cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: calc(var(--nav-height) + 32px) 0 48px;
  }

  .featured-banner {
    padding: 28px;
  }

  .review-card .review-header {
    padding: 20px;
  }

  .review-card .review-body {
    padding: 0 20px 20px;
  }
}