/*
 * A.V.O. BAT - Site Web Corporate
 * Thème: Corporate Navy - Professionnel et Moderne
 * Design: Français épuré avec Material Design 3
 * Dernière mise à jour: 2025
 */

/* ============================================
   TABLE DES MATIÈRES
   1. Variables CSS & Palette de Couleurs
   2. Reset & Base
   3. Typography
   4. Layout & Grid
   5. Composants Material Design 3
   6. Navigation Header
   7. Hero Section
   8. Sections & Cards
   9. Formulaires
   10. Footer
   11. Responsive Design
   12. Animations & Transitions
   13. Accessibility
   ============================================ */

/* ============================================
   1. VARIABLES CSS & PALETTE DE COULEURS
   ============================================ */

:root {
  /* Corporate Navy - Light Mode Palette */
  --primary-color: #1d3557;        /* Bleu corporate principal */
  --primary-light: #2d4a73;        /* Bleu clair pour hover */
  --primary-dark: #152a45;         /* Bleu foncé pour accents */

  --secondary-color: #457b9d;      /* Bleu ciel secondaire */
  --secondary-light: #5a8fb8;
  --secondary-dark: #38637d;

  --accent-color: #a8dadc;         /* Cyan accentué */
  --accent-light: #c5e8eb;
  --accent-dark: #8ac3c7;

  --neutral-color: #f1faee;        /* Blanc cassé pour fonds */
  --neutral-dark: #e1e8e3;

  --bg-color: #ffffff;             /* Blanc pur */
  --bg-secondary: #f8f9fa;

  --text-color: #1a1a1a;           /* Noir charbon */
  --text-secondary: #4a4a4a;
  --text-light: #7a7a7a;

  --border-color: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.18);

  /* Navigation Colors - Royal Amethyst Theme */
  --nav-bg: #EADDFF;
  --nav-text: #24005A;
  --nav-hover-bg: #6B4EA2;
  --nav-hover-text: #FFFFFF;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;

  /* Typography */
  --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-secondary: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

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

  /* Container */
  --container-max: 1200px;
  --container-padding: 2rem;
}

/* ============================================
   2. RESET & BASE
   ============================================ */

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

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

body {
  font-family: var(--font-secondary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
  overflow-x: hidden;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

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

a:hover, a:focus {
  color: var(--primary-color);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* ============================================
   4. LAYOUT & GRID
   ============================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.flex {
  display: flex;
  gap: var(--spacing-md);
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* ============================================
   5. COMPOSANTS MATERIAL DESIGN 3
   ============================================ */

/* Boutons Material Design 3 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0);
  transition: background var(--transition-fast);
}

.btn:hover::before {
  background: rgba(255, 255, 255, 0.1);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--bg-color);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--bg-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--secondary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-accent {
  background-color: var(--accent-color);
  color: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover, .btn-accent:focus {
  background-color: var(--accent-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}

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

.btn-outline:hover, .btn-outline:focus {
  background-color: var(--primary-color);
  color: var(--bg-color);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

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

/* Cards Material Design 3 */
.card {
  background-color: var(--bg-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

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

.card-elevated {
  box-shadow: var(--shadow-md);
  border: none;
}

.card-outlined {
  box-shadow: none;
  border: 2px solid var(--border-color);
}

.card-filled {
  background-color: var(--neutral-color);
  border: none;
}

.card-header {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.card-body {
  margin-bottom: var(--spacing-md);
}

.card-footer {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
}

/* Icon Material Symbols */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5em;
  height: 1.5em;
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  word-wrap: normal;
}

.icon-large {
  font-size: 2.5rem;
}

.icon-medium {
  font-size: 2rem;
}

.icon-small {
  font-size: 1.5rem;
}

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

.icon-secondary {
  color: var(--secondary-color);
}

.icon-accent {
  color: var(--accent-color);
}

/* Badge Material Design 3 */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background-color: var(--accent-color);
  color: var(--primary-color);
}

/* Chip Material Design 3 */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  background-color: var(--neutral-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.chip:hover, .chip:focus {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--primary-color);
}

/* ============================================
   6. NAVIGATION HEADER
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--nav-bg);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-base);
}

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

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.02);
}

.logo img {
  height: 60px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--nav-text);
}

.logo-text span {
  color: var(--primary-color);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--spacing-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.6rem 1rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--nav-text);
  text-decoration: none;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover, .nav-link:focus, .nav-link.active {
  background-color: var(--nav-hover-bg);
  color: var(--nav-hover-text);
  text-decoration: none;
  transform: translateY(-1px);
}

.nav-link .icon {
  font-size: 1.25rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.mobile-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--nav-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

/* ============================================
   7. HERO SECTION
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 0;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(3px);
  transform: scale(1.02);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(29, 53, 87, 0.85) 0%, rgba(69, 123, 157, 0.75) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: var(--bg-color);
  max-width: 800px;
  padding: var(--spacing-xl);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  color: var(--bg-color);
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
  color: var(--accent-color);
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.15);
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--spacing-xl);
  color: var(--neutral-color);
  line-height: 1.8;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.15);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   8. SECTIONS & CARDS
   ============================================ */

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
}

/* Background Sections */
.section-bg-neutral {
  background-color: var(--neutral-color);
  position: relative;
}

.section-bg-image {
  position: relative;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.section-bg-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(241, 250, 238, 0.92);
  backdrop-filter: blur(3px);
  z-index: 1;
}

.section-bg-image .container {
  position: relative;
  z-index: 2;
}

/* Feature Cards */
.feature-card {
  text-align: center;
  padding: var(--spacing-xl);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-color);
  font-size: 2.5rem;
  box-shadow: var(--shadow-md);
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
}

/* Service Cards */
.service-card {
  height: 100%;
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
}

.service-card .card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.service-card .service-icon {
  font-size: 2rem;
  color: var(--primary-color);
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  text-align: center;
}

.stat-item {
  padding: var(--spacing-lg);
}

.stat-number {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 1.125rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   9. FORMULAIRES
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--text-color);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-secondary);
  font-size: 1rem;
  color: var(--text-color);
  background-color: var(--bg-color);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(29, 53, 87, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 3px;
  accent-color: var(--primary-color);
}

.form-error {
  color: #d32f2f;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-success {
  color: #388e3c;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

/* ============================================
   10. FOOTER
   ============================================ */

.footer {
  background-color: var(--primary-color);
  color: var(--bg-color);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-title {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--bg-color);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--neutral-color);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-links a:hover, .footer-links a:focus {
  color: var(--accent-color);
  padding-left: 5px;
}

.footer-contact {
  list-style: none;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  color: var(--neutral-color);
}

.footer-contact .icon {
  margin-top: 3px;
  color: var(--accent-color);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.footer-bottom p {
  color: var(--neutral-color);
  margin: 0;
}

.footer-legal-links {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.footer-legal-links a {
  color: var(--neutral-color);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-legal-links a:hover, .footer-legal-links a:focus {
  color: var(--accent-color);
}

/* ============================================
   11. RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
  .header-container {
    flex-wrap: wrap;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--nav-bg);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .nav.active {
    max-height: 500px;
  }

  .nav-list {
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-xs);
  }

  .nav-link {
    width: 100%;
    justify-content: flex-start;
  }

  .hero-content {
    padding: var(--spacing-lg);
  }

  .hero-actions {
    flex-direction: column;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  :root {
    --container-padding: 1.5rem;
  }

  .section {
    padding: var(--spacing-xl) 0;
  }

  .hero-title {
    margin-bottom: var(--spacing-sm);
  }

  .hero-description {
    margin-bottom: var(--spacing-lg);
  }

  .card {
    padding: var(--spacing-md);
  }

  .btn {
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 480px) {
  :root {
    --container-padding: 1rem;
  }

  .section {
    padding: var(--spacing-lg) 0;
  }

  .logo img {
    height: 45px;
  }

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

/* ============================================
   12. ANIMATIONS & TRANSITIONS
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in {
  animation: fadeIn 0.4s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

/* Stagger animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

/* ============================================
   13. ACCESSIBILITY
   ============================================ */

/* Focus visible */
*:focus-visible {
  outline: 3px solid var(--accent-color);
  outline-offset: 2px;
}

/* Skip to main content */
.skip-to-main {
  position: absolute;
  top: -40px;
  left: 0;
  background-color: var(--primary-color);
  color: var(--bg-color);
  padding: 8px 16px;
  text-decoration: none;
  z-index: 9999;
}

.skip-to-main:focus {
  top: 0;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
  }

  .card {
    border-width: 3px;
  }
}

/* Dark mode support (future) */
@media (prefers-color-scheme: dark) {
  /* Préparé pour future implémentation du mode sombre */
}

/* ============================================
   UTILITAIRES
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

/* ============================================
   FIN DU FICHIER STYLE.CSS
   ============================================ */