/* PC Store - Modern Human-Friendly Design */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap");

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Modern Color Palette - Warm & Inviting */
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: #a5b4fc;
  --secondary-color: #f59e0b;
  --secondary-hover: #d97706;
  --accent-color: #10b981;
  --accent-hover: #059669;

  /* Neutral Colors */
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --background-primary: #ffffff;
  --background-secondary: #f9fafb;
  --background-accent: #f3f4f6;

  /* Gradient Colors */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  --gradient-cool: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);

  /* Border & Effects */
  --border-color: #e5e7eb;
  --border-light: #f3f4f6;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: "Poppins", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--background-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

h1 {
  font-size: 3.5rem;
}
h2 {
  font-size: 2.5rem;
}
h3 {
  font-size: 2rem;
}
h4 {
  font-size: 1.5rem;
}
h5 {
  font-size: 1.25rem;
}
h6 {
  font-size: 1.125rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Header - Modern Glass Effect */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.1);
}

.header__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.logo img {
  filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
}

/* Navigation List */
.nav__list {
  display: flex;
  align-items: center;
  gap: 1.75rem; /* slightly more spacing for clarity */
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Navigation Links */
.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.4rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-decoration: none;
  border-radius: 9999px;
  transition: color 0.3s ease, transform 0.25s ease;
  overflow: hidden;
}

.nav__link::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  transform: translateX(-100%);
  transition: transform 0.35s ease;
  z-index: -1;
  border-radius: inherit;
}

.nav__link:hover::before,
.nav__link--active::before {
  transform: translateX(0);
}

.nav__link:hover,
.nav__link--active {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.18);
}

.nav__link:focus {
  outline: 2px solid var(--gradient-primary);
  outline-offset: 4px;
}

.nav__link:active {
  transform: translateY(-1px) scale(0.97);
}

/* Cart Icon */
.cart-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  width: 3rem;
  height: 3rem;
  background: var(--gradient-warm);
  border-radius: 50%;
  color: white;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}

.cart-icon:hover {
  transform: scale(1.12) translateY(-2px);
  box-shadow: var(--shadow-xl);
  filter: brightness(1.05);
}

.cart-icon:active {
  transform: scale(1.05) translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* Hero Section - Stunning Gradient */
.hero {
  background: var(--gradient-primary);
  color: white;
  padding: var(--space-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(
      circle at 20% 20%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 30%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 70%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    );
  opacity: 0.3;
}

.hero__content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.hero__subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--space-8);
  opacity: 0.9;
  font-weight: 400;
}

/* Buttons - Modern & Engaging */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-6);
  border: none;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-primary);
  text-align: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.6s;
}

.btn:hover::before {
  left: 100%;
}

.btn--primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-lg);
}

.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
  color: white;
}

.btn--secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow-md);
}

.btn--secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn--buy {
  background: var(--gradient-warm);
  color: white;
  font-size: 1.25rem;
  font-weight: 700;
  padding: var(--space-5) var(--space-10);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 8px 32px rgba(250, 112, 154, 0.4);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 200px;
}

.btn--buy:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 12px 40px rgba(250, 112, 154, 0.6);
  color: white;
}

.btn--buy:active {
  transform: translateY(-2px) scale(1.02);
}

.btn--large {
  padding: var(--space-5) var(--space-8);
  font-size: 1.125rem;
}

.btn--full-width {
  width: 100%;
}

/* Sections */
.section__title {
  text-align: center;
  margin-bottom: var(--space-12);
  font-size: 3rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Featured Products - Card Design */
.featured {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

.product-card {
  background: white;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-md);
  position: relative;
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.product-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.product-card:hover::before {
  opacity: 0.05;
}

.product-card__image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-card__image {
  transform: scale(1.1);
}

.product-card__content {
  padding: var(--space-6);
  position: relative;
  z-index: 2;
}

.product-card__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.product-card__specs {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.product-card__price {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-5);
}

/* Value Props */
.value-props {
  padding: var(--space-20) 0;
  background: white;
}

.value-props__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.value-prop {
  text-align: center;
  padding: var(--space-8);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  border: 1px solid var(--border-light);
}

.value-prop:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.value-prop h3 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
}

/* Catalog Page */
.catalog-hero {
  background: var(--gradient-cool);
  padding: var(--space-16) 0;
  text-align: center;
}

.catalog-hero h1 {
  color: var(--text-primary);
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.catalog__layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-8);
  padding: var(--space-12) 0;
}

.filters {
  background: white;
  padding: var(--space-6);
  border-radius: var(--radius-2xl);
  height: fit-content;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}

.filters h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.filter-label {
  display: block;
  padding: var(--space-4);
  background: var(--background-secondary);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  color: var(--text-secondary);
}

.filter-label:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateX(4px);
}

input[type="radio"][name="category"] {
  display: none;
}

input[type="radio"][name="category"]:checked + .filter-label {
  background: var(--gradient-primary);
  color: white;
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

/* Product Detail Page */
.product-detail {
  padding: var(--space-16) 0;
}

.breadcrumb {
  margin-bottom: var(--space-8);
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--primary-color);
  font-weight: 500;
}

.breadcrumb span {
  color: var(--text-light);
}

.product-detail__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
}

.product-detail__gallery {
  position: relative;
}

.gallery__main {
  margin-bottom: var(--space-6);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.gallery__image {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery__thumbs {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.gallery__thumb {
  width: 100px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  cursor: pointer;
  opacity: 0.7;
  transition: all 0.3s ease;
  border: 3px solid transparent;
}

.gallery__thumb:hover {
  opacity: 1;
  transform: scale(1.1);
}

.gallery__thumb.active {
  opacity: 1;
  border-color: var(--primary-color);
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.product-detail__title {
  font-size: 2.5rem;
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.product-detail__badges {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.badge {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

.product-detail__price {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-6);
}

.product-detail__description {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-8);
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.specs-table th,
.specs-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.specs-table th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--background-secondary);
}

.specs-table tr:last-child th,
.specs-table tr:last-child td {
  border-bottom: none;
}

.product-detail__actions {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.product-detail__features {
  background: var(--background-secondary);
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
}

.product-detail__features h3 {
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.product-detail__features ul {
  list-style: none;
}

.product-detail__features li {
  padding: var(--space-2) 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: var(--space-6);
}

.product-detail__features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

/* Checkout Page */
.checkout-hero {
  background: var(--gradient-accent);
  padding: var(--space-16) 0;
  text-align: center;
}

.checkout-hero h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.checkout-hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
}

.checkout__layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-10);
  padding: var(--space-12) 0;
}

.checkout-section {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
}

.checkout-section h2 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-6);
  font-size: 1.5rem;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 600;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: all 0.3s ease;
  background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.checkout__sidebar {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  height: fit-content;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
}

.order-summary h2 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-6);
}

.order-item {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: var(--background-secondary);
  border-radius: var(--radius-lg);
}

.order-item__image {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
}

.order-item__details h4 {
  font-size: 1.125rem;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.order-totals {
  border-top: 2px solid var(--border-light);
  padding-top: var(--space-6);
  margin-top: var(--space-6);
}

.order-total {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  font-weight: 500;
}

.order-total--final {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  border-top: 2px solid var(--border-light);
  padding-top: var(--space-4);
  margin-top: var(--space-4);
}

/* Contact Page */
.contact-hero {
  background: var(--gradient-cool);
  padding: var(--space-16) 0;
  text-align: center;
}

.contact-hero h1 {
  color: var(--text-primary);
  font-size: 3rem;
  margin-bottom: var(--space-4);
}

.about {
  padding: var(--space-16) 0;
  background: white;
}

.about__content {
  max-width: 800px;
  margin: 0 auto;
}

.about__text h3 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
}

.about__text ul {
  list-style: none;
  margin-bottom: var(--space-6);
}

.about__text li {
  padding: var(--space-3) 0;
  position: relative;
  padding-left: var(--space-6);
}

.about__text li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.contact__layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-10);
  padding: var(--space-12) 0;
}

.contact-form {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
}

.contact__info {
  background: white;
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  height: fit-content;
}

.contact__item {
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: var(--background-secondary);
  border-radius: var(--radius-lg);
}

.contact__item h3 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
  font-size: 1.25rem;
}

.map-placeholder {
  background: var(--background-secondary);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  text-align: center;
  margin-top: var(--space-6);
}

.map {
  padding: var(--space-6);
  background: white;
  border: 2px dashed var(--border-light);
  border-radius: var(--radius- lg);
}

.faq {
  padding: var(--space-16) 0;
  background: var(--background-secondary);
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background: white;
  padding: var(--space-6);
  margin-bottom: var(--space-4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.faq__item h3 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
  font-size: 1.25rem;
}

/* Footer - Fixed and Improved */
.footer {
  background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
  color: white;
  padding: var(--space-16) 0 var(--space-8);
  position: relative;
  overflow: hidden;
  margin-top: auto;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(
      circle at 10% 10%,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 90% 90%,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 50%
    );
  opacity: 0.5;
}

.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
  position: relative;
  z-index: 1;
}

.footer__section {
  display: flex;
  flex-direction: column;
}

.footer__section h3 {
  color: white;
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
  font-weight: 700;
  background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer__section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__section ul li {
  margin-bottom: var(--space-3);
}

.footer__section a {
  color: #d1d5db;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 400;
}

.footer__section a:hover {
  color: white;
  transform: translateX(4px);
}

.social-links {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.social-links a {
  color: #d1d5db;
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.05);
}

.social-links a:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.footer__copyright {
  text-align: center;
  color: #9ca3af;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  position: relative;
  z-index: 1;
}

/* Policy Pages Styles */
.policy-hero {
  background: var(--gradient-primary);
  color: white;
  padding: var(--space-16) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.policy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: radial-gradient(
      circle at 20% 20%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 30%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    );
  opacity: 0.3;
}

.policy-hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  position: relative;
  z-index: 1;
}

.policy-hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  font-weight: 400;
  position: relative;
  z-index: 1;
  color: rgba(255, 255, 255, 0.9);
}

.policy-content {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.policy-section {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: all 0.3s ease;
}

.policy-section:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.policy-section h2 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-6);
  font-size: 2rem;
}

.policy-section h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  margin-top: var(--space-6);
  font-size: 1.5rem;
}

.policy-section ul {
  list-style: none;
  margin-bottom: var(--space-6);
}

.policy-section ul li {
  padding: var(--space-3) 0;
  position: relative;
  padding-left: var(--space-6);
  color: var(--text-secondary);
  line-height: 1.6;
}

.policy-section ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
  font-size: 1.1rem;
}

.policy-section ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.policy-section ol li {
  padding: var(--space-3) 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.policy-section table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.policy-section table th,
.policy-section table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.policy-section table th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--background-secondary);
}

.policy-section table tr:last-child th,
.policy-section table tr:last-child td {
  border-bottom: none;
}

.policy-section p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.policy-section strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .header__content {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6) 0;
  }

  .nav__list {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
  }

  .nav__link {
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .catalog__layout,
  .product-detail__layout,
  .checkout__layout,
  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .filters {
    order: -1;
    margin-bottom: var(--space-6);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }

  .hero {
    padding: var(--space-12) 0;
  }

  .hero__title {
    font-size: 2rem;
  }

  .section__title {
    font-size: 2rem;
  }

  .btn--large {
    padding: var(--space-4) var(--space-6);
    font-size: 1rem;
  }

  .btn--buy {
    font-size: 1rem;
    padding: var(--space-4) var(--space-8);
  }

  .product-card__content {
    padding: var(--space-4);
  }

  .checkout__sidebar,
  .contact__info {
    padding: var(--space-6);
  }
}

/* CSS- for Product Gallery */
.product-detail__gallery input[type="radio"] {
  position: absolute;
  left: -9999px;
}

.gallery-images {
  position: relative;
  overflow: hidden;
}

.gallery__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.gallery__image.image1 {
  position: relative;
}

#img1:checked ~ .gallery__main .gallery-images .image1,
#img2:checked ~ .gallery__main .gallery-images .image2,
#img3:checked ~ .gallery__main .gallery-images .image3 {
  opacity: 1;
  position: relative;
}

#img1:checked ~ .gallery__main .gallery-images .image2,
#img1:checked ~ .gallery__main .gallery-images .image3,
#img2:checked ~ .gallery__main .gallery-images .image1,
#img2:checked ~ .gallery__main .gallery-images .image3,
#img3:checked ~ .gallery__main .gallery-images .image1,
#img3:checked ~ .gallery__main .gallery-images .image2 {
  opacity: 0;
  position: absolute;
}

.gallery__thumb-label {
  cursor: pointer;
  display: inline-block;
  transition: transform 0.3s ease;
}

.gallery__thumb-label:hover {
  transform: scale(1.1);
}

#img1:checked
  ~ .gallery__thumbs
  .gallery__thumb-label:nth-child(1)
  .gallery__thumb,
#img2:checked
  ~ .gallery__thumbs
  .gallery__thumb-label:nth-child(2)
  .gallery__thumb,
#img3:checked
  ~ .gallery__thumbs
  .gallery__thumb-label:nth-child(3)
  .gallery__thumb {
  border: 2px solid var(--primary-color);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Responsive Design */
@media (max-width: 768px) {
  .header__content {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6) 0;
  }

  .nav__list {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
  }

  .nav__link {
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .products-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .catalog__layout,
  .product-detail__layout,
  .checkout__layout,
  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .filters {
    order: -1;
    margin-bottom: var(--space-6);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }

  .hero {
    padding: var(--space-12) 0;
  }

  .hero__title {
    font-size: 2rem;
  }

  .section__title {
    font-size: 2rem;
  }

  .btn--large {
    padding: var(--space-4) var(--space-6);
    font-size: 1rem;
  }

  .btn--buy {
    font-size: 1rem;
    padding: var(--space-4) var(--space-8);
  }

  .product-card__content {
    padding: var(--space-4);
  }

  .checkout__sidebar,
  .contact__info {
    padding: var(--space-6);
  }
}

/* code for filer */
/* Catalog Page - Filter by Category using only HTML and CSS */
.catalog input[type="radio"][name="category"] {
  display: none;
}

/* Hide all product cards by default */
.catalog .products-grid .product-card {
  display: none;
}

/* Show all products when #all is checked */
.catalog #all:checked ~ .catalog__layout .products-grid .product-card {
  display: block;
}

/* Show only Rog Strix products when #rog is checked */
.catalog #rog:checked ~ .catalog__layout .products-grid .product-card.rog {
  display: block;
}

/* Show only Asus TUF products when #tuf is checked */
.catalog #tuf:checked ~ .catalog__layout .products-grid .product-card.tuf {
  display: block;
}

/* Show only MacBook products when #macbook is checked */
.catalog #macbook:checked ~ .catalog__layout .products-grid .product-card.macbook {
  display: block;
}

/* Show only Dell products when #dell is checked */
.catalog #dell:checked ~ .catalog__layout .products-grid .product-card.dell {
  display: block;
}

/* Style the filter labels */
.catalog .filter-label {
  cursor: pointer;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  transition: all 0.3s ease;
  display: inline-block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Highlight the selected filter label */
.catalog #all:checked ~ .filters .filter-group label[for="all"],
.catalog #rog:checked ~ .filters .filter-group label[for="rog"],
.catalog #tuf:checked ~ .filters .filter-group label[for="tuf"],
.catalog #macbook:checked ~ .filters .filter-group label[for="macbook"],
.catalog #dell:checked ~ .filters .filter-group label[for="dell"] {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: var(--background-secondary);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}