/* ==========================================================================
   LIBRAIRIE MERCURE 2026 - DESIGN SYSTEM & CSS ENGINE
   Color Palette: Deep Mercure Blue (#0A4C86), Electric Accent (#0084C7 / #00A3FF),
   Background (#FFFFFF / #F8FAFC), Soft Ice (#EFF6FF).
   Typography: 'Plus Jakarta Sans', sans-serif
   ========================================================================== */

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

:root {
  /* Brand Colors */
  --color-mercure-blue: #0A4C86;
  --color-mercure-dark: #052646;
  --color-mercure-light: #166CB5;
  --color-mercure-accent: #0084C7;
  --color-mercure-cyan: #00C2FF;
  
  /* Neutral Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F0F6FF;
  --bg-card: #FFFFFF;
  
  /* Text Colors */
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;
  
  /* Accent States */
  --accent-gold: #F59E0B;
  --accent-gold-bg: #FEF3C7;
  --accent-green: #10B981;
  --accent-green-bg: #D1FAE5;
  --accent-red: #EF4444;
  --accent-red-bg: #FEE2E2;
  
  /* UI Borders & Shadows */
  --border-light: #E2E8F0;
  --border-focus: #0A4C86;
  --shadow-sm: 0 2px 8px rgba(10, 76, 134, 0.05);
  --shadow-md: 0 8px 24px rgba(10, 76, 134, 0.08);
  --shadow-lg: 0 16px 36px rgba(10, 76, 134, 0.12);
  --shadow-glow: 0 0 25px rgba(0, 194, 255, 0.25);
  
  /* Layout & Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', sans-serif;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-secondary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
}

/* Glassmorphism Classes */
.glass-nav {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: var(--shadow-md);
}

/* Announcement Top Bar */
.top-bar {
  background: linear-gradient(90deg, var(--color-mercure-dark) 0%, var(--color-mercure-blue) 50%, var(--color-mercure-light) 100%);
  color: var(--text-white);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
}

.top-bar-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar-item svg {
  width: 15px;
  height: 15px;
  color: var(--color-mercure-cyan);
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

/* B2B / B2C Toggle Switch */
.b2b-toggle-container {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.15);
  padding: 3px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.b2b-btn {
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.b2b-btn.active {
  background: var(--text-white);
  color: var(--color-mercure-blue);
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

/* Main Navigation Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* Brand Logo Styling */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon-svg {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.brand-text-container {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-mercure-blue);
  line-height: 1;
  letter-spacing: 0.5px;
}

.brand-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-mercure-light);
  letter-spacing: 0.2px;
  margin-top: 2px;
}

/* Search Bar */
.search-container {
  flex: 1;
  max-width: 540px;
  position: relative;
}

.search-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-tertiary);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-full);
  padding: 0.35rem 0.5rem 0.35rem 1.25rem;
  transition: var(--transition-fast);
}

.search-wrapper:focus-within {
  border-color: var(--color-mercure-blue);
  background: var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(10, 76, 134, 0.12);
}

.search-input {
  width: 100%;
  border: none;
  background: transparent;
  outline: none;
  color: var(--text-main);
  font-size: 0.92rem;
}

.search-btn {
  background: var(--color-mercure-blue);
  color: var(--text-white);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.search-btn:hover {
  background: var(--color-mercure-light);
  transform: scale(1.04);
}

/* Instant Search Live Overlay */
.search-results-overlay {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  padding: 1rem;
  display: none;
  z-index: 1050;
  max-height: 400px;
  overflow-y: auto;
}

.search-results-overlay.active {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  cursor: pointer;
}

.search-result-item:hover {
  background: var(--bg-tertiary);
}

.search-result-img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.search-result-info h4 {
  font-size: 0.88rem;
  color: var(--text-main);
  font-weight: 600;
}

.search-result-info p {
  font-size: 0.78rem;
  color: var(--color-mercure-blue);
  font-weight: 700;
}

/* User Actions Buttons */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.action-icon-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--text-main);
  transition: var(--transition-fast);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
}

.action-icon-btn:hover {
  color: var(--color-mercure-blue);
}

.action-badge {
  position: absolute;
  top: 0px;
  right: 6px;
  background: var(--color-mercure-accent);
  color: var(--text-white);
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-label {
  font-size: 0.75rem;
  font-weight: 600;
}

/* Mega Category Navbar */
.category-nav {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
}

.category-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  overflow-x: auto;
  white-space: nowrap;
}

.category-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  border-bottom: 2px solid transparent;
  transition: var(--transition-fast);
}

.category-link:hover, .category-link.active {
  color: var(--color-mercure-blue);
  border-bottom-color: var(--color-mercure-blue);
}

.category-link.promo-badge-link {
  color: #D97706;
  font-weight: 700;
}

/* HERO SECTION WITH THREE.JS CANVAS */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #052646 0%, #0A4C86 50%, #0E5C9E 100%);
  color: var(--text-white);
  padding: 4rem 1.5rem 6rem 1.5rem;
  overflow: hidden;
}

.hero-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
  position: relative;
  z-index: 10;
}

.hero-badge-2026 {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 194, 255, 0.15);
  border: 1px solid rgba(0, 194, 255, 0.35);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-mercure-cyan);
  margin-bottom: 1.25rem;
  backdrop-filter: blur(6px);
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.5px;
}

.hero-title span {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--color-mercure-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2rem;
  max-width: 540px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-mercure-cyan) 0%, var(--color-mercure-accent) 100%);
  color: var(--text-white);
  padding: 0.9rem 1.8rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 18px rgba(0, 132, 199, 0.4);
  transition: var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 194, 255, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.9rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(8px);
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-2px);
}

/* 3D WebGL Canvas Container */
.hero-3d-wrapper {
  position: relative;
  height: 440px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#three-canvas {
  width: 100%;
  height: 100%;
  outline: none;
  cursor: grab;
}

#three-canvas:active {
  cursor: grabbing;
}

/* Floating Badges in Hero 3D Scene */
.floating-hero-card {
  position: absolute;
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  color: var(--text-main);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 15;
  animation: float 4s ease-in-out infinite alternate;
}

.floating-hero-card.card-1 {
  top: 15%;
  right: 5%;
}

.floating-hero-card.card-2 {
  bottom: 15%;
  left: 5%;
  animation-delay: -2s;
}

.floating-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  color: var(--color-mercure-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes float {
  0% { transform: translateY(0px) rotate(0deg); }
  100% { transform: translateY(-12px) rotate(1deg); }
}

/* TRUST BANNER BAR */
.trust-banner {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  padding: 1.5rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

.trust-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.trust-card {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.trust-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  color: var(--color-mercure-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.trust-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* SCHOOL LIST BUILDER WIZARD ("Ma Liste Scolaire en 1 Clic") */
.section-school-builder {
  max-width: 1280px;
  margin: 3.5rem auto;
  padding: 0 1.5rem;
}

.builder-card-container {
  background: linear-gradient(135deg, #FFFFFF 0%, #F0F6FF 100%);
  border: 1.5px solid rgba(10, 76, 134, 0.15);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.builder-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2rem auto;
}

.section-tag {
  color: var(--color-mercure-blue);
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
}

.builder-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.school-level-btn {
  background: var(--bg-primary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  text-align: center;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.school-level-btn:hover, .school-level-btn.active {
  border-color: var(--color-mercure-blue);
  background: var(--bg-tertiary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.school-level-icon {
  font-size: 2rem;
}

.school-level-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-main);
}

.school-level-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Upload List Zone */
.upload-list-box {
  background: rgba(255, 255, 255, 0.7);
  border: 2px dashed var(--color-mercure-blue);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.upload-list-box:hover {
  background: var(--bg-primary);
  border-color: var(--color-mercure-cyan);
}

/* E-COMMERCE PRODUCTS CATALOG SECTION */
.section-products {
  max-width: 1280px;
  margin: 4rem auto;
  padding: 0 1.5rem;
}

.products-header-flex {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.catalog-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-primary);
  padding: 0.4rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.tab-btn {
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.tab-btn.active {
  background: var(--color-mercure-blue);
  color: var(--text-white);
  box-shadow: 0 2px 8px rgba(10, 76, 134, 0.25);
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Product Card Component */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(10, 76, 134, 0.2);
}

.product-image-box {
  position: relative;
  width: 100%;
  height: 230px;
  background: #F1F5F9;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img {
  transform: scale(1.06);
}

.product-badge-group {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  z-index: 5;
}

.badge {
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-new {
  background: var(--color-mercure-cyan);
  color: #003657;
}

.badge-b2b {
  background: var(--color-mercure-blue);
  color: var(--text-white);
}

.badge-promo {
  background: var(--accent-gold);
  color: #451A03;
}

.wishlist-card-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  transition: var(--transition-fast);
  z-index: 5;
}

.wishlist-card-btn:hover, .wishlist-card-btn.active {
  color: #EF4444;
  background: #FFFFFF;
}

.product-details {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--color-mercure-light);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.product-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.7rem;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--accent-gold);
  margin-bottom: 0.85rem;
}

.rating-count {
  color: var(--text-light);
  font-weight: 500;
}

.product-price-row {
  margin-top: auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border-light);
}

.price-container {
  display: flex;
  flex-direction: column;
}

.price-main {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-mercure-blue);
  line-height: 1;
}

.price-tax-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 600;
}

.price-old {
  font-size: 0.85rem;
  color: var(--text-light);
  text-decoration: line-through;
  margin-left: 0.4rem;
}

.add-cart-btn {
  background: var(--bg-tertiary);
  color: var(--color-mercure-blue);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.add-cart-btn:hover {
  background: var(--color-mercure-blue);
  color: var(--text-white);
  transform: scale(1.05);
}

/* B2B SPECIAL BANNER */
.b2b-banner-section {
  max-width: 1280px;
  margin: 5rem auto;
  padding: 0 1.5rem;
}

.b2b-banner-card {
  background: linear-gradient(135deg, #052646 0%, #0A4C86 100%);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  color: var(--text-white);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.b2b-banner-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 194, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.b2b-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}

.b2b-feature-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.b2b-feature-icon {
  color: var(--color-mercure-cyan);
}

/* BRANDS CAROUSEL SHOWCASE */
.section-brands {
  background: var(--bg-primary);
  padding: 4rem 1.5rem;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.brands-container {
  max-width: 1280px;
  margin: 0 auto;
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2rem;
  align-items: center;
}

.brand-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-box:hover {
  border-color: var(--color-mercure-blue);
  color: var(--color-mercure-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* CART SIDEBAR DRAWER */
.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.cart-drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 440px;
  max-width: 100%;
  background: var(--bg-primary);
  z-index: 2001;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.cart-drawer-overlay.active .cart-drawer {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-drawer-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-mercure-blue);
}

.close-btn {
  font-size: 1.5rem;
  color: var(--text-muted);
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

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

.cart-drawer-body {
  padding: 1.5rem;
  flex: 1;
  overflow-y: auto;
}

.cart-item {
  display: flex;
  gap: 1rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-light);
}

.cart-item-img {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

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

.cart-item-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.cart-item-price {
  font-weight: 800;
  color: var(--color-mercure-blue);
  font-size: 0.95rem;
}

.cart-qty-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}

.qty-control {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.qty-btn {
  width: 28px;
  height: 28px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.qty-num {
  padding: 0 0.6rem;
  font-size: 0.85rem;
  font-weight: 700;
}

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

.cart-subtotal-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-mercure-blue);
}

/* QUOTATION PDF MODAL FOR B2B */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease-out;
}

.quote-modal-content {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 820px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
}

/* Print Invoice Sheet Styling */
.quote-sheet {
  border: 1.5px solid var(--border-light);
  padding: 2rem;
  border-radius: var(--radius-md);
  background: #FFFFFF;
}

.quote-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-mercure-blue);
}

.quote-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.quote-table th, .quote-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-light);
  text-align: left;
  font-size: 0.88rem;
}

.quote-table th {
  background: var(--bg-tertiary);
  color: var(--color-mercure-blue);
  font-weight: 700;
}

/* FOOTER SECTION */
.site-footer {
  background: var(--color-mercure-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 1.5rem 2rem 1.5rem;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand-title {
  color: var(--text-white);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.footer-col-title {
  color: var(--text-white);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

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

.footer-links-list a:hover {
  color: var(--color-mercure-cyan);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* Animations Keyframes */
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 4000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--text-main);
  color: var(--text-white);
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-lg);
  animation: slideInRight 0.3s ease-out;
}

.toast-success {
  background: var(--color-mercure-blue);
  border-left: 4px solid var(--color-mercure-cyan);
}

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

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .builder-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .trust-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .b2b-banner-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .top-bar-info {
    display: none;
  }
  .header-container {
    flex-wrap: wrap;
  }
  .search-container {
    order: 3;
    max-width: 100%;
    margin-top: 0.5rem;
  }
  .products-grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .builder-grid {
    grid-template-columns: 1fr;
  }
  .trust-container {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
  }
  .cart-drawer {
    width: 100%;
  }
}