/*
Theme Name: SAM-AI v11
Description: Guichet unique transformation digitale - Version améliorée
Version: 11.0
*/

/* ============================================
   VARIABLES PALETTE
   ============================================ */

:root {
  /* Palette */
  --beige-warm: #E8D5B7;
  --orange-terra: #D97757;
  --yellow-mustard: #E4B24A;
  --blue-grey: #7A9BA8;
  --grey-dark: #3C3C3C;
  --beige-light: #F5EFE0;
  
  /* Espacements golden ratio */
  --s-xs: 8px;
  --s-sm: 13px;
  --s-md: 21px;
  --s-lg: 34px;
  --s-xl: 55px;
  --s-xxl: 89px;
  --s-xxxl: 144px;
  
  /* Typographie - PLUS GROSSE */
  --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;
  --transition: all 0.3s ease;
}

/* ============================================
   RESET & BASE
   ============================================ */

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

body {
  font-family: var(--font-base);
  font-size: 20px; /* +2px */
  line-height: 1.7;
  color: var(--grey-dark);
  background: var(--beige-light);
  font-weight: 400; /* Plus épais */
}

/* ============================================
   TYPOGRAPHIE - PLUS GROSSE ET PLUS GRASSE
   ============================================ */

h1, h2, h3, h4 {
  font-weight: 800; /* +100 */
  line-height: 1.2;
  color: var(--grey-dark);
  transition: var(--transition);
}

h1 {
  font-size: 64px; /* +8px */
  letter-spacing: -0.02em;
}

h2 {
  font-size: 48px; /* +8px */
  margin-bottom: var(--s-lg);
}

h3 {
  font-size: 32px; /* +4px */
  margin-bottom: var(--s-md);
}

h4 {
  font-size: 24px; /* +3px */
  margin-bottom: var(--s-sm);
}

p {
  margin-bottom: var(--s-md);
  font-size: 20px; /* +2px */
  font-weight: 400;
}

strong {
  font-weight: 700;
  color: var(--grey-dark);
}

/* Effet hover sur les titres */
h1:hover, h2:hover, h3:hover {
  color: var(--orange-terra);
  transform: translateX(5px);
}

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--s-xl);
}

.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--s-lg);
}

.section {
  padding: var(--s-xxxl) 0;
}

.section-centered {
  text-align: center;
}

/* Alternance fonds */
.section-light {
  background: var(--beige-light);
}

.section-warm {
  background: var(--beige-warm);
}

.section-grey {
  background: var(--blue-grey);
  color: var(--beige-light);
}

.section-grey h1,
.section-grey h2,
.section-grey h3,
.section-grey p {
  color: var(--beige-light);
}

/* ============================================
   HEADER AVEC DISPARITION AU SCROLL
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--beige-light);
  border-bottom: 3px solid var(--orange-terra);
  transition: transform 0.3s ease, opacity 0.3s ease, box-shadow 0.3s ease;
  transform: translateY(0);
  opacity: 1;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.site-header:hover {
  box-shadow: 0 4px 20px rgba(217, 119, 87, 0.2);
}

/* Header caché au scroll (desktop uniquement) */
.site-header.hidden {
  transform: translateY(-100%);
  opacity: 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--s-md) 0;
  max-width: 1400px;
  margin: 0 auto;
  padding-left: var(--s-xl);
  padding-right: var(--s-xl);
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition);
}

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

.logo img {
  height: 120px; /* ENCORE PLUS GROS */
  width: auto;
  transition: var(--transition);
}

.logo img:hover {
  filter: drop-shadow(0 4px 8px rgba(217, 119, 87, 0.3));
}

.main-nav {
  display: flex;
  gap: var(--s-lg);
  align-items: center;
}

.main-nav a {
  color: var(--grey-dark);
  text-decoration: none;
  font-size: 18px; /* +2px */
  font-weight: 700; /* +100 */
  transition: var(--transition);
  position: relative;
  padding: 8px 16px;
  border-radius: 4px;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  width: 0;
  height: 3px;
  background: var(--orange-terra);
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--orange-terra);
  background: rgba(217, 119, 87, 0.1);
  transform: translateY(-2px);
}

.main-nav a:hover::after {
  width: calc(100% - 32px);
}

.nav-cta {
  background: var(--orange-terra);
  color: var(--beige-light) !important;
  padding: var(--s-sm) var(--s-lg);
  clip-path: polygon(10% 0%, 100% 0%, 90% 100%, 0% 100%);
  font-weight: 800;
  border-radius: 4px;
  box-shadow: 0 4px 8px rgba(217, 119, 87, 0.3);
}

.nav-cta:hover {
  background: var(--yellow-mustard);
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(217, 119, 87, 0.4);
}

.nav-cta::after {
  display: none;
}

/* Menu mobile burger */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--s-sm);
}

.mobile-menu-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--grey-dark);
  margin: 5px 0;
  transition: var(--transition);
}

/* ============================================
   HERO VERSION 5 - PLUS IMPACTANT
   ============================================ */

.hero {
  background: var(--grey-dark);
  color: var(--beige-light);
  padding: calc(var(--s-xxxl) + 80px) 0 var(--s-xxxl) 0;
  position: relative;
  overflow: hidden;
  margin-top: 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(233, 178, 74, 0.1) 100%);
  clip-path: polygon(30% 0%, 100% 0%, 100% 100%, 0% 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  color: var(--beige-light);
  margin-bottom: var(--s-lg);
  line-height: 1.1;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-subtitle {
  font-size: 26px; /* +2px */
  line-height: 1.5;
  color: var(--beige-warm);
  margin-bottom: var(--s-xl);
  max-width: 900px;
  font-weight: 500;
}

.hero-tagline {
  font-size: 18px; /* +2px */
  color: var(--yellow-mustard);
  font-style: italic;
  margin-top: var(--s-lg);
  font-weight: 600;
}

/* ============================================
   BOUTONS AVEC EFFETS
   ============================================ */

.cta-primary {
  display: inline-block;
  background: var(--orange-terra);
  color: var(--beige-light);
  padding: var(--s-md) var(--s-xl);
  text-decoration: none;
  font-weight: 800;
  font-size: 20px; /* +2px */
  clip-path: polygon(8% 0%, 100% 0%, 92% 100%, 0% 100%);
  transition: var(--transition);
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(217, 119, 87, 0.3);
  position: relative;
  overflow: hidden;
}

.cta-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.cta-primary:hover::before {
  width: 300px;
  height: 300px;
}

.cta-primary:hover {
  background: var(--yellow-mustard);
  transform: translateY(-5px);
  box-shadow: 0 12px 24px rgba(217, 119, 87, 0.4);
}

.cta-secondary {
  display: inline-block;
  background: transparent;
  color: var(--beige-light);
  padding: var(--s-md) var(--s-xl);
  text-decoration: none;
  font-weight: 800;
  font-size: 20px;
  border: 3px solid var(--beige-light);
  clip-path: polygon(8% 0%, 100% 0%, 92% 100%, 0% 100%);
  transition: var(--transition);
  border-radius: 4px;
}

.cta-secondary:hover {
  background: var(--beige-light);
  color: var(--grey-dark);
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.2);
}

/* ============================================
   CARTES AVEC EFFETS
   ============================================ */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--s-xl);
  margin: var(--s-xxl) 0;
}

.card {
  background: var(--beige-light);
  padding: var(--s-xl);
  clip-path: polygon(0 8%, 100% 0%, 100% 92%, 0% 100%);
  border-left: 5px solid var(--orange-terra);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(217, 119, 87, 0.1), transparent);
  transition: left 0.6s;
}

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

.card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 20px 60px rgba(60, 60, 60, 0.2);
  border-left-width: 8px;
}

.card-icon {
  font-size: 64px; /* +9px */
  margin-bottom: var(--s-lg);
  display: block;
  transition: var(--transition);
}

.card:hover .card-icon {
  transform: scale(1.2) rotate(5deg);
}

.card h3 {
  color: var(--grey-dark);
  margin-bottom: var(--s-md);
  font-size: 28px;
}

.card p {
  color: var(--grey-dark);
  font-size: 18px;
}

/* ============================================
   GRIDS
   ============================================ */

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-xxl);
  align-items: center;
}

.grid-2col-asymmetric {
  display: grid;
  grid-template-columns: 55fr 45fr;
  gap: var(--s-xxl);
  align-items: center;
}

.grid-2col-asymmetric.reverse {
  grid-template-columns: 45fr 55fr;
}

.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-xl);
}

/* ============================================
   LISTES AVEC EFFETS
   ============================================ */

.bullet-list {
  list-style: none;
  padding: 0;
  margin: var(--s-lg) 0;
}

.bullet-list li {
  padding: var(--s-md) 0;
  padding-left: var(--s-xl);
  position: relative;
  font-size: 20px; /* +2px */
  line-height: 1.6;
  font-weight: 500;
  transition: var(--transition);
}

.bullet-list li:hover {
  padding-left: calc(var(--s-xl) + 8px);
  color: var(--orange-terra);
}

.bullet-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 24px; /* +3px */
  height: 24px;
  background: var(--orange-terra);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  transition: var(--transition);
}

.bullet-list li:hover::before {
  transform: translateY(-50%) rotate(45deg) scale(1.2);
  background: var(--yellow-mustard);
}

/* ============================================
   BLOCS ACCENT AVEC EFFETS
   ============================================ */

.accent-box {
  background: var(--yellow-mustard);
  padding: var(--s-xl);
  clip-path: polygon(0 5%, 100% 0%, 100% 95%, 0% 100%);
  margin: var(--s-xl) 0;
  border-radius: 8px;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(228, 178, 74, 0.3);
}

.accent-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(228, 178, 74, 0.4);
}

.accent-box-blue {
  background: transparent;
  border-left: 8px solid var(--orange-terra);
  padding: var(--s-xl);
  clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%);
  border-radius: 8px;
  transition: var(--transition);
}

.accent-box-blue:hover {
  border-left-width: 12px;
  padding-left: calc(var(--s-xl) + 8px);
  background: rgba(217, 119, 87, 0.05);
}

.accent-box-blue h3,
.accent-box-blue h4 {
  color: var(--orange-terra);
}

/* Stats box avec animation */
.stats-box {
  background: var(--beige-light);
  padding: var(--s-lg);
  border-left: 5px solid var(--orange-terra);
  margin: var(--s-md) 0;
  border-radius: 8px;
  transition: var(--transition);
}

.stats-box:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 20px rgba(60, 60, 60, 0.15);
  border-left-width: 8px;
}

.stats-box .stat-number {
  font-size: 56px; /* +8px */
  font-weight: 900;
  color: var(--orange-terra);
  display: block;
  margin-bottom: var(--s-sm);
  transition: var(--transition);
}

.stats-box:hover .stat-number {
  transform: scale(1.15);
  color: var(--yellow-mustard);
}

.stats-box .stat-label {
  font-size: 20px; /* +2px */
  color: var(--grey-dark);
  font-weight: 600;
}

/* ============================================
   CAS CLIENTS AVEC EFFETS
   ============================================ */

.case-study {
  background: var(--beige-light);
  padding: var(--s-xl);
  margin: var(--s-xl) 0;
  border-left: 5px solid var(--orange-terra);
  border-radius: 8px;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(60, 60, 60, 0.1);
}

.case-study:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 24px rgba(60, 60, 60, 0.15);
  border-left-width: 8px;
}

.case-study h4 {
  color: var(--orange-terra);
  margin-bottom: var(--s-md);
  font-size: 26px;
}

.case-study .context,
.case-study .problem,
.case-study .solution,
.case-study .results {
  margin-bottom: var(--s-lg);
}

.case-study .results {
  background: var(--yellow-mustard);
  padding: var(--s-md);
  border-radius: 8px;
  margin-top: var(--s-lg);
  transition: var(--transition);
}

.case-study .results:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 12px rgba(228, 178, 74, 0.3);
}

/* ============================================
   IMAGES AVEC EFFETS
   ============================================ */

img {
  transition: var(--transition);
}

img:hover {
  transform: scale(1.02);
  filter: brightness(1.05);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

/* ============================================
   FOOTER BLANC COMME HEADER
   ============================================ */

.site-footer {
  background: var(--beige-warm); /* MÊME COULEUR QUE HEADER */
  color: var(--grey-dark);
  padding: var(--s-xxl) 0 var(--s-lg);
}

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

.footer h4 {
  color: var(--orange-terra);
  margin-bottom: var(--s-md);
  font-size: 24px;
}

.footer p {
  color: var(--grey-dark) !important;
}

.footer a {
  color: var(--grey-dark) !important; /* TEXTE FONCÉ SUR FOND CLAIR */
  text-decoration: none !important;
  display: block;
  margin-bottom: var(--s-sm);
  transition: var(--transition);
  font-size: 18px;
  font-weight: 500;
}

.footer a:visited {
  color: var(--grey-dark) !important;
}

.footer a:hover {
  color: var(--orange-terra) !important;
  padding-left: var(--s-sm);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 2px solid var(--orange-terra);
  padding-top: var(--s-lg);
  text-align: center;
  font-size: 16px;
  color: var(--grey-dark) !important;
}

.footer-bottom a {
  color: var(--grey-dark) !important; /* TEXTE FONCÉ */
  text-decoration: none !important;
  display: inline;
  margin: 0 8px;
}

.footer-bottom a:visited {
  color: var(--grey-dark) !important;
}

.footer-bottom a:hover {
  color: var(--orange-terra) !important;
  text-decoration: underline;
}

/* ============================================
   FORMULAIRE CONTACT
   ============================================ */

.contact-form {
  max-width: 700px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--s-lg);
}

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--s-sm);
  color: var(--grey-dark);
  font-size: 18px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--s-md);
  border: 2px solid var(--beige-warm);
  border-radius: 4px;
  font-size: 18px;
  font-family: var(--font-base);
  transition: var(--transition);
  font-weight: 500;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange-terra);
  box-shadow: 0 0 0 3px rgba(217, 119, 87, 0.2);
  transform: scale(1.02);
}

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

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  h1 {
    font-size: 48px;
  }
  
  h2 {
    font-size: 38px;
  }
  
  h3 {
    font-size: 28px;
  }
  
  p, .bullet-list li {
    font-size: 18px;
  }
  
  .container,
  .header-inner {
    padding-left: var(--s-lg);
    padding-right: var(--s-lg);
  }
  
  .grid-2col,
  .grid-2col-asymmetric,
  .grid-2col-asymmetric.reverse,
  .grid-3col {
    grid-template-columns: 1fr;
    gap: var(--s-xl);
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  /* Menu mobile */
  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--beige-light);
    flex-direction: column;
    padding: var(--s-lg);
    border-bottom: 3px solid var(--orange-terra);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  }
  
  .main-nav.active {
    transform: translateX(0);
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  /* Sur mobile, le header reste TOUJOURS visible */
  .site-header.hidden {
    transform: translateY(0);
    opacity: 1;
  }
  
  .hero {
    padding-top: calc(var(--s-xxl) + 80px);
  }
}

@media (max-width: 640px) {
  h1 {
    font-size: 36px;
  }
  
  h2 {
    font-size: 30px;
  }
  
  h3 {
    font-size: 24px;
  }
  
  .hero-subtitle {
    font-size: 20px;
  }
  
  .section {
    padding: var(--s-xxl) 0;
  }
  
  .stats-box .stat-number {
    font-size: 42px;
  }
}