/*
 * Auto-école Gambetta - Stylesheet
 * Design sobre et professionnel - Conformité Qualiopi
 * Version 2.0 - 2025
 */

/* ===========================
   VARIABLES CSS
   =========================== */
:root {
  /* Couleurs principales - identité Auto-école Gambetta */
  --primary-orange: #e77a1a;
  --primary-orange-dark: #c96815;
  --primary-orange-light: #f59542;
  --secondary-beige: #fff5e6;
  --beige-light: #fffbf5;
  
  /* Couleurs neutres pour sobriété */
  --text-dark: #2d2d2d;
  --text-medium: #555555;
  --text-light: #888888;
  --white: #ffffff;
  --border-light: #e8e8e8;
  --shadow-soft: rgba(0, 0, 0, 0.08);
  --shadow-medium: rgba(0, 0, 0, 0.12);
  
  /* Couleurs d'état */
  --success: #28a745;
  --info: #17a2b8;
  --warning: #ffc107;
  
  /* Dimensions */
  --nav-height: 75px;
  --max-width: 1200px;
  --border-radius: 12px;
  --border-radius-small: 8px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s ease;
  
  /* Espacements */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
}

/* ===========================
   RESET & BASE
   =========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  background: var(--secondary-beige);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===========================
   TYPOGRAPHIE
   =========================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-medium);
  line-height: 1.7;
}

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

a:hover {
  color: var(--primary-orange-dark);
  text-decoration: underline;
}

strong, b {
  font-weight: 600;
  color: var(--text-dark);
}

em {
  font-style: italic;
  color: var(--text-medium);
}

/* ===========================
   NAVIGATION
   =========================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);
  box-shadow: 0 2px 10px var(--shadow-medium);
}

.navbar .brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.navbar .brand:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.navbar .brand .logo {
  height: 50px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  padding: 2px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: var(--spacing-md);
  margin: 0;
  padding: 0;
}

.nav-links li {
  margin: 0;
}

.nav-links a {
  position: relative;
  display: block;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: all var(--transition-smooth);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--white);
  transform: translateX(-50%);
  transition: width var(--transition-smooth);
  border-radius: 2px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 80%;
}

.burger {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.8rem;
  cursor: pointer;
  padding: var(--spacing-xs);
  line-height: 1;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
  position: relative;
  min-height: 65vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--text-dark);
}

.hero-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5);
  z-index: 0;
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(231, 122, 26, 0.25) 0%,
    rgba(45, 45, 45, 0.6) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  margin: 0 var(--spacing-md);
}

.hero-content h1 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-md);
  font-weight: 800;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-medium);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

/* ===========================
   BOUTONS
   =========================== */
.btn-primary,
.btn,
.btn-secondary {
  display: inline-block;
  padding: 0.85rem 1.8rem;
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
  text-decoration: none;
  border-radius: var(--border-radius-small);
  border: none;
  cursor: pointer;
  transition: all var(--transition-smooth);
  letter-spacing: 0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(231, 122, 26, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(231, 122, 26, 0.4);
  text-decoration: none;
}

.btn-primary:active {
  transform: translateY(-1px);
}

.btn.small {
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
}

.btn-secondary {
  background: var(--white);
  color: var(--primary-orange);
  border: 2px solid var(--primary-orange);
}

.btn-secondary:hover {
  background: var(--primary-orange);
  color: var(--white);
  text-decoration: none;
}

/* ===========================
   SECTIONS
   =========================== */
.section {
  padding: var(--spacing-xl) var(--spacing-md);
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-title {
  text-align: center;
  color: var(--primary-orange);
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-orange) 0%, var(--primary-orange-light) 100%);
  border-radius: 2px;
}

/* ===========================
   TAGLINE
   =========================== */
.tagline {
  background: var(--white);
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}

.tagline-container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  border: 3px solid var(--primary-orange);
  border-radius: var(--border-radius);
  background: var(--beige-light);
  box-shadow: 0 10px 40px var(--shadow-soft);
}

.tagline-container h2 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-sm);
}

.tagline-container p {
  font-size: 1.1rem;
  color: var(--text-medium);
  margin: 0;
}

/* ===========================
   DIFFERENCES & QUOTE
   =========================== */
.differences {
  background: linear-gradient(135deg, #fff4e6 0%, var(--secondary-beige) 100%);
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}

.differences-content {
  max-width: 900px;
  margin: 0 auto;
}

.differences-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.quote-section {
  background: linear-gradient(135deg, #ffe8d6 0%, #fff5e6 100%);
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}

.quote-section blockquote {
  max-width: 850px;
  margin: 0 auto;
  font-size: 1.3rem;
  font-style: italic;
  color: var(--primary-orange-dark);
  line-height: 1.7;
  position: relative;
  padding: 0 var(--spacing-lg);
}

.quote-section blockquote::before,
.quote-section blockquote::after {
  content: '"';
  font-size: 3rem;
  color: var(--primary-orange);
  opacity: 0.3;
  position: absolute;
  font-family: Georgia, serif;
}

.quote-section blockquote::before {
  top: -20px;
  left: 0;
}

.quote-section blockquote::after {
  bottom: -40px;
  right: 0;
}

/* ===========================
   CARDS & FEATURES
   =========================== */
.features,
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.feature-card,
.card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: 0 4px 20px var(--shadow-soft);
  transition: all var(--transition-smooth);
}

.feature-card:hover,
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px var(--shadow-medium);
}

.feature-card .icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card h3,
.card h4 {
  color: var(--primary-orange);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.feature-card p,
.card p {
  font-size: 0.95rem;
  color: var(--text-medium);
  line-height: 1.6;
}

.card {
  display: block;
  color: var(--text-dark);
  text-decoration: none;
  text-align: left;
}

.card .btn {
  margin-top: var(--spacing-md);
  display: inline-block;
}

/* ===========================
   BUBBLES (formations)
   =========================== */
.bubbles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.bubble {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: 0 4px 20px var(--shadow-soft);
  transition: transform var(--transition-smooth);
}

.bubble:hover {
  transform: translateY(-5px);
}

.bubble h3 {
  color: var(--primary-orange);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.bubble p {
  font-size: 0.95rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1.7;
}

.bubble ul {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-md);
}

.bubble ul li {
  margin-bottom: var(--spacing-xs);
  color: var(--text-medium);
  line-height: 1.6;
}

.bubble-actions {
  margin-top: var(--spacing-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* ===========================
   FORMATION DETAILS
   =========================== */
.formation-details {
  max-width: 1000px;
  margin: 0 auto var(--spacing-xl) auto;
  background: var(--white);
  border: 2px solid var(--primary-orange);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  box-shadow: 0 8px 30px var(--shadow-soft);
}

.formation-details h2 {
  color: var(--primary-orange);
  margin-bottom: var(--spacing-md);
  font-size: 1.75rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.formation-info {
  list-style: none;
  padding: 0;
}

.formation-info li {
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  background: var(--beige-light);
  border-left: 4px solid var(--primary-orange);
  border-radius: var(--border-radius-small);
  line-height: 1.7;
}

.formation-info li strong {
  color: var(--primary-orange-dark);
  display: inline-block;
  min-width: 200px;
}

/* ===========================
   CERTIFICATION QUALIOPI
   =========================== */
.certification {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 8px 30px var(--shadow-soft);
  border: 2px solid var(--border-light);
}

.qualiopi-logo {
  display: block;
  max-width: 200px;
  height: auto;
  margin: 0 auto var(--spacing-md);
}

.cert-details {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.cert-details li {
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  background: var(--secondary-beige);
  border-left: 3px solid var(--primary-orange);
  border-radius: var(--border-radius-small);
}

.cert-details strong {
  color: var(--primary-orange-dark);
}

/* ===========================
   HOURS / HORAIRES
   =========================== */
.hours {
  list-style: none;
  padding: 0;
  margin: var(--spacing-sm) 0;
  display: grid;
  gap: 0.75rem;
}

.hours li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--beige-light);
  border-radius: var(--border-radius-small);
  transition: background var(--transition-fast);
  border: 1px solid var(--border-light);
}

.hours li:hover {
  background: var(--secondary-beige);
}

.hours li:last-child {
  border-bottom: 1px solid var(--border-light);
}

.hours b {
  color: var(--primary-orange);
  font-weight: 600;
  font-size: 0.95rem;
}

/* ===========================
   FOOTER
   =========================== */
footer {
  background: linear-gradient(135deg, var(--white) 0%, var(--secondary-beige) 100%);
  border-top: 3px solid var(--primary-orange);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  color: var(--text-medium);
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-qualiopi-logo {
  height: 40px;
  width: auto;
  filter: grayscale(20%);
  transition: filter var(--transition-fast);
}

.footer-qualiopi-logo:hover {
  filter: grayscale(0%);
}

.qualiopi-note {
  font-size: 0.85rem;
  color: var(--text-light);
  font-style: italic;
}

/* ===========================
   BACK TO TOP
   =========================== */
#topBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-dark) 100%);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(231, 122, 26, 0.4);
  transition: all var(--transition-smooth);
  z-index: 999;
}

#topBtn:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(231, 122, 26, 0.5);
}

#topBtn:active {
  transform: translateY(-2px);
}

/* ===========================
   ANIMATIONS
   =========================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 968px) {
  :root {
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
  }
  
  .navbar {
    padding: 0 var(--spacing-md);
  }
  
  .features,
  .cards,
  .bubbles {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
    height: auto;
  }
  
  .burger {
    display: block;
  }
  
  .nav-links {
    width: 100%;
    flex-direction: column;
    background: var(--primary-orange-dark);
    display: none;
    padding: var(--spacing-sm) 0;
  }
  
  .nav-links.open {
    display: flex;
  }
  
  .nav-links a {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .hero-content {
    padding: var(--spacing-md);
  }
  
  .section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
  
  .formation-info li strong {
    display: block;
    min-width: auto;
    margin-bottom: var(--spacing-xs);
  }
  
  .quote-section blockquote {
    font-size: 1.1rem;
    padding: 0 var(--spacing-md);
  }
  
  #topBtn {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }
  
  .navbar .brand {
    font-size: 1.1rem;
  }
  
  .navbar .brand .logo {
    height: 40px;
  }
  
  .tagline-container,
  .certification,
  .formation-details {
    padding: var(--spacing-md);
  }
}

/* ===========================
   PRINT STYLES
   =========================== */
@media print {
  .navbar,
  .burger,
  #topBtn,
  .btn,
  .btn-primary,
  .btn-secondary {
    display: none !important;
  }
  
  body {
    background: white;
  }
  
  .hero {
    min-height: auto;
    page-break-after: avoid;
  }
  
  .section {
    page-break-inside: avoid;
  }
}