/* ==========================================================================
   Game-11 Computer & Laptop Shop - Core Design System & Stylesheet
   Theme: Cyberpunk / Futuristic High-Tech Dark Mode
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-surface: #1f293d;
  --bg-surface-hover: #2b3852;
  --glass-bg: rgba(17, 24, 39, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);

  /* Primary & Accent Colors */
  --accent-cyan: #00f0ff;
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-pink: #ec4899;
  --accent-glow: rgba(0, 240, 255, 0.25);
  
  /* Status Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Typography Colors */
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  /* Fonts */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Shadows & Effects */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(0, 240, 255, 0.2);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: var(--font-main);
  -webkit-font-smoothing: antialiased;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  transition: var(--transition);
}

input, select, textarea {
  font-family: inherit;
  color: var(--text-main);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  outline: none;
  transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-glow);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-surface-hover);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* Utility Layout Classes */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-padding {
  padding: 5rem 0;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.5px;
}

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

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.6);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #0b0f19;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0, 240, 255, 0.5);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.05);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}
.badge-cyan { background: rgba(0, 240, 255, 0.15); color: var(--accent-cyan); border: 1px solid rgba(0, 240, 255, 0.3); }
.badge-purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-pink { background: rgba(236, 72, 153, 0.15); color: var(--accent-pink); border: 1px solid rgba(236, 72, 153, 0.3); }

/* Header & Navigation */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.logo-icon {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  color: #0b0f19;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
  cursor: pointer;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  box-shadow: 0 0 8px var(--accent-cyan);
}

.header-search {
  position: relative;
  flex: 1;
  max-width: 320px;
}

.header-search input {
  width: 100%;
  padding-left: 2.5rem;
  background: var(--bg-secondary);
  border-radius: 20px;
}

.header-search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.icon-btn {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-surface);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  border: 1px solid var(--glass-border);
}

.icon-btn:hover {
  background: var(--bg-surface-hover);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.cart-count, .wishlist-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--accent-pink);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(236, 72, 153, 0.5);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--text-main);
}

/* Page Views Controller */
.page-view {
  display: none;
  animation: fadeIn 0.4s ease forwards;
}

.page-view.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================
   1. HOME PAGE STYLES
   ========================================== */

/* Hero Slider */
.hero-slider-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 1.5rem;
  box-shadow: var(--shadow-lg);
  background: var(--bg-secondary);
}

.hero-slider {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.slide {
  min-width: 100%;
  position: relative;
  padding: 5rem 4rem;
  min-height: 480px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
}

.slide-content {
  max-width: 600px;
  z-index: 2;
}

.slide-tag {
  margin-bottom: 1rem;
}

.slide-title {
  font-family: var(--font-heading);
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.slide-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.slide-btns {
  display: flex;
  gap: 1rem;
}

.slider-controls {
  position: absolute;
  bottom: 20px;
  right: 40px;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 10;
}

.slider-arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid var(--glass-border);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.slider-arrow:hover {
  background: var(--accent-blue);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background: var(--accent-cyan);
  width: 28px;
  border-radius: 10px;
}

/* Category Slider */
.categories-slider-wrap {
  position: relative;
  overflow: hidden;
}

.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
}

.category-card {
  padding: 1.75rem 1rem;
  text-align: center;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-glow);
}

.category-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: inline-block;
}

.category-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

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

/* Product Cards & Grid */
.products-filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 0.6rem 1.4rem;
  border-radius: 20px;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.filter-tab.active, .filter-tab:hover {
  background: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.75rem;
}

.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 240, 255, 0.4);
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.15);
}

.product-card-top {
  position: relative;
  height: 220px;
  background: var(--bg-secondary);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.product-card-img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: var(--transition);
}

.product-card:hover .product-card-img {
  transform: scale(1.08);
}

.product-badge-pos {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
}

.product-wishlist-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(8px);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.product-wishlist-btn.active {
  color: var(--accent-pink);
  background: rgba(236, 72, 153, 0.2);
}

.product-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category {
  font-size: 0.8rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
}

.product-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--warning);
  margin-bottom: 0.75rem;
}

.product-rating span {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-left: 0.25rem;
}

.product-specs-snippet {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex: 1;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--glass-border);
}

.product-price-wrap {
  display: flex;
  flex-direction: column;
}

.current-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-cyan);
  font-family: var(--font-heading);
}

.old-price {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-decoration: line-through;
}

/* About Us Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-box {
  padding: 1.5rem;
  text-align: center;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Build Process Section */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.process-step-card {
  padding: 2rem;
  position: relative;
  text-align: center;
}

.step-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #0b0f19;
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: var(--shadow-glow);
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.testimonial-quote {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex: 1;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

/* Value Props Feature Bar */
.value-props-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
}

.prop-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.prop-icon {
  font-size: 2.25rem;
  color: var(--accent-cyan);
}

.prop-title {
  font-weight: 700;
  font-size: 1rem;
}

.prop-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Newsletter Section */
.newsletter-box {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.newsletter-form {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  max-width: 500px;
  margin: 1.75rem auto 0 auto;
}

.newsletter-form input {
  flex: 1;
}

/* Footer */
.main-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 4rem 0 2rem 0;
  margin-top: auto;
}

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

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: var(--transition);
  cursor: pointer;
}

.footer-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ==========================================
   2. CATALOG PAGE STYLES
   ========================================== */

.catalog-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
}

.filter-sidebar {
  padding: 1.5rem;
  height: fit-content;
}

.filter-group {
  margin-bottom: 2rem;
}

.filter-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 0.5rem;
}

.filter-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.filter-checkbox {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  cursor: pointer;
}

.filter-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-cyan);
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding: 1rem 1.5rem;
}

/* ==========================================
   3. PRODUCT DETAIL MODAL & PAGE
   ========================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalPop 0.3s ease;
}

@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-surface);
  color: var(--text-main);
  font-size: 1.2rem;
  z-index: 10;
}

.modal-product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  padding: 2.5rem;
}

.modal-img-container {
  height: 320px;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-img-container img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.specs-table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--glass-border);
}

.specs-table td:first-child {
  font-weight: 700;
  color: var(--text-muted);
  width: 35%;
}

/* ==========================================
   4. CART DRAWER & CART PAGE
   ========================================== */

.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -450px;
  width: 100%;
  max-width: 440px;
  height: 100vh;
  background: var(--bg-secondary);
  border-left: 1px solid var(--glass-border);
  z-index: 950;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.cart-drawer.active {
  transform: translateX(-450px);
}

.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-body {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cart-item {
  display: flex;
  gap: 1rem;
  background: var(--bg-surface);
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  align-items: center;
}

.cart-item-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  background: var(--bg-primary);
  border-radius: 6px;
}

.cart-item-details {
  flex: 1;
}

.cart-item-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.cart-item-price {
  color: var(--accent-cyan);
  font-weight: 700;
  font-size: 0.9rem;
}

.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.qty-btn {
  padding: 0.2rem 0.6rem;
  background: var(--bg-primary);
  color: var(--text-main);
  font-weight: 700;
}

.qty-val {
  padding: 0.2rem 0.6rem;
  font-size: 0.85rem;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--glass-border);
  background: var(--bg-surface);
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.6rem;
  font-size: 0.95rem;
}

.cart-total-row {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-cyan);
  border-top: 1px solid var(--glass-border);
  padding-top: 0.75rem;
  margin-top: 0.5rem;
}

/* ==========================================
   5. CHECKOUT PAGE
   ========================================== */

.checkout-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2.5rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full {
  grid-column: span 2;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.payment-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 0.5rem;
}

.payment-option-card {
  padding: 1rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  text-align: center;
  cursor: pointer;
  background: var(--bg-surface);
  transition: var(--transition);
}

.payment-option-card.selected, .payment-option-card:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.05);
}

/* ==========================================
   6. ORDER DETAILS & CONFIRMATION
   ========================================== */

.order-tracker {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin: 2.5rem 0;
}

.order-tracker::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--bg-surface-hover);
  z-index: 1;
}

.tracker-step {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
}

.step-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--glass-border);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.75rem auto;
}

.tracker-step.completed .step-icon {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #0b0f19;
}

.tracker-step.active .step-icon {
  background: var(--accent-blue);
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

/* ==========================================
   7. USER DASHBOARD & MY ACCOUNT
   ========================================== */

.dashboard-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
}

.dashboard-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.dashboard-nav-item {
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
}

.dashboard-nav-item.active, .dashboard-nav-item:hover {
  background: var(--bg-surface);
  color: var(--accent-cyan);
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-surface);
}

.faq-question {
  padding: 1.25rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 1.25rem 1.25rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  padding: 1rem 1.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-left: 4px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease forwards;
}

@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Navigation Index Items */
.nav-index-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}

.nav-index-item:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.nav-index-item i {
  font-size: 1.75rem;
  color: var(--accent-cyan);
}

.nav-index-item span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
}

.nav-index-item:hover span {
  color: var(--accent-cyan);
}

/* Media Queries & Responsive Design */
@media (max-width: 992px) {
  .catalog-layout, .checkout-grid, .dashboard-layout, .about-grid {
    grid-template-columns: 1fr;
  }
  .modal-product-grid {
    grid-template-columns: 1fr;
  }
  .hero-slider .slide {
    padding: 3rem 2rem;
  }
  .slide-title {
    font-size: 2.25rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .header-search {
    max-width: 180px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cart-drawer {
    width: 100%;
    right: -100%;
  }
  .cart-drawer.active {
    transform: translateX(-100%);
  }
}