/**
 * GDM - Site Vitrine
 * Style principal - Version 2024
 * Design sobre, Apple-like, responsive mobile-first
 */

/* ========================================
   ICONS - Material Design Icons
   ======================================== */
/* Les icônes mdi sont chargées depuis css/icons.css */

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

:root {
  --color-bg: #F6F7FB;
  --color-primary: #2e323d;
  --color-accent: #667c89;
  --color-white: #ffffff;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #e0e0e0;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 6rem;
  
  --font-base: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 18px;
  --font-size-big: 22px;
  --font-size-h1: 3rem;
  --font-size-h2: 2.25rem;
  --font-size-h3: 1.75rem;
  --font-size-h4: 1.5rem;
  --font-size-h5: 1.25rem;
  
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }

p {
  margin-bottom: var(--spacing-sm);
}

.big {
  font-size: var(--font-size-big);
  line-height: 1.6;
}

.text-center { text-align: center; }
.text-white { color: var(--color-white); }

/* ========================================
   LAYOUT
   ======================================== */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

.shell-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

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

.section-top-30 { padding-top: 30px; }
.section-bottom-40 { padding-bottom: 40px; }
.section-66 { padding: 66px 0; }
.section-md-top-66 { padding-top: 66px; }
.section-sm-top-87 { padding-top: 87px; }
.section-sm-bottom-95 { padding-bottom: 95px; }
.section-sm-bottom-100 { padding-bottom: 100px; }
.section-md-115 { padding: 115px 0; }
.section-lg-bottom-140 { padding-bottom: 140px; }

.bg-claire { background-color: var(--color-bg); }
.bg-primary { background-color: var(--color-primary); color: var(--color-white); }
.bg-gray-dark { background-color: #3a3e49; color: var(--color-white); }
.bg-gray-lighter { background-color: #f9fafb; }
.bg-white { background-color: var(--color-white); }

/* ========================================
   GRID SYSTEM
   ======================================== */
.range {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}

.range-sm-center {
  justify-content: center;
}

.range-sm-middle {
  align-items: center;
}

.range-sm-reverse {
  flex-direction: column-reverse;
}

.cell-xs-12, .cell-sm-6, .cell-sm-10, .cell-sm-8, 
.cell-md-6, .cell-md-4, .cell-md-3, .cell-md-2, .cell-md-12 {
  padding: 0 15px;
  width: 100%;
}

.offset-top-12 { margin-top: 12px; }
.offset-top-15 { margin-top: 15px; }
.offset-top-30 { margin-top: 30px; }
.offset-top-40 { margin-top: 40px; }
.offset-top-50 { margin-top: 50px; }
.offset-top-60 { margin-top: 60px; }
.offset-top-75 { margin-top: 75px; }

/* ========================================
   HEADER / NAVIGATION
   ======================================== */
.page-head {
  background: #2e323d;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.rd-navbar-wrap {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #2e323d;
}

.rd-navbar {
  padding: var(--spacing-sm) 0;
}

.rd-navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.rd-navbar-panel {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.rd-navbar-brand {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.brand-logo img {
  max-height: 46px;
  width: auto;
}

.rd-navbar-nav {
  display: flex;
  list-style: none;
  gap: 0.5rem;
  align-items: center;
}

.rd-navbar-nav li {
  list-style: none;
}

.rd-navbar-nav a {
  text-decoration: none;
  color: var(--color-white);
  font-weight: 400;
  padding: 0.5rem 1rem;
  transition: var(--transition);
  font-size: 0.95rem;
}

.rd-navbar-nav a:hover,
.rd-navbar-nav li.active a {
  color: var(--color-accent);
}

.rd-navbar-nav a.btn {
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 0.5rem 1.25rem;
  border: none;
}

.rd-navbar-nav a.btn:hover {
  background: #5a6d7a;
  color: var(--color-white);
}

.rd-navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.rd-navbar-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--color-white);
  margin: 5px 0;
  transition: var(--transition);
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  background: var(--color-white);
  color: var(--color-primary);
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-white:hover {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, var(--font-size-h1));
  margin-bottom: var(--spacing-sm);
}

.hero .subtitle {
  font-size: var(--font-size-big);
  color: var(--color-text-light);
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
}

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

/* ========================================
   ICON BOX
   ======================================== */
.icon-box {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.icon-box-right {
  flex-direction: row-reverse;
  text-align: right;
}

.box-left {
  flex-shrink: 0;
}

.box-body h5 {
  margin-bottom: var(--spacing-sm);
}

.box-body p {
  color: var(--color-text-light);
  line-height: 1.7;
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-size: 24px;
  line-height: 1;
}

.icon-sm { width: 40px; height: 40px; font-size: 20px; }
.icon-md { width: 56px; height: 56px; font-size: 28px; }
.icon-lg { width: 64px; height: 64px; font-size: 32px; }
.icon-xl { width: 80px; height: 80px; font-size: 40px; }

/* Couleurs des icônes Material Design Icons */
i.icon-primary { 
  color: #2e323d !important; 
}

i.icon-accent { 
  color: #667c89 !important; 
}

i.icon-white { 
  color: #ffffff !important; 
}

i.icon-jungle-green { 
  color: #4CAF50 !important; 
}

/* Alignement des icônes mdi */
i.mdi {
  display: inline-block;
  vertical-align: middle;
}

/* Support pour les tailles mdi personnalisées */
.mdi-14px { font-size: 14px !important; }
.mdi-18px { font-size: 18px !important; }
.mdi-24px { font-size: 24px !important; }
.mdi-36px { font-size: 36px !important; }
.mdi-48px { font-size: 48px !important; }

/* ========================================
   CARDS & FEATURES
   ======================================== */
.feature-card {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  transition: var(--transition);
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.feature-card h5 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--color-text-light);
}

.box-custom {
  text-align: center;
  padding: var(--spacing-md);
}

.box-custom h5 {
  margin: var(--spacing-md) 0 var(--spacing-sm);
}

/* ========================================
   LISTS
   ======================================== */
.list-bordered {
  display: flex;
  gap: var(--spacing-sm);
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-md);
}

.list-marked {
  list-style: none;
  padding: 0;
}

.list-marked li {
  padding-left: 1.5rem;
  position: relative;
  margin-bottom: var(--spacing-sm);
}

.list-marked li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.list-marked-contrast-variant-2 li {
  color: var(--color-white);
}

.list-xl li {
  margin-bottom: var(--spacing-lg);
}

/* ========================================
   IMAGES
   ======================================== */
.image-wrap-variant-1 img,
.image-wrap-variant-2 img,
.image-wrap-variant-6 img {
  max-width: 100%;
  height: auto;
}

/* Placeholder images pour visualiser les zones */
img[src*="placeholder"] {
  background: linear-gradient(135deg, #f0f0f0 25%, transparent 25%, transparent 50%, #f0f0f0 50%, #f0f0f0 75%, transparent 75%, transparent);
  background-size: 20px 20px;
  border: 2px dashed #ccc;
}

/* Logos entreprises */
.thumbnail {
  background: transparent;
  padding: 0.5rem;
  text-align: center;
}

.thumbnail img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.thumbnail:hover img {
  transform: scale(1.05);
}

/* ========================================
   PRICING
   ======================================== */
.pricing-box {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition: var(--transition);
}

.pricing-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.pricing-box-header h5 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.pricing-box-price .price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  margin: var(--spacing-md) 0;
}

.pricing-box-body {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   ACCORDION
   ======================================== */
.accordion {
  background: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  padding: var(--spacing-md);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  transition: var(--transition);
}

.accordion-header:hover {
  background: var(--color-bg);
}

.accordion-icon {
  transition: var(--transition);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-content-inner {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--color-text-light);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

/* ========================================
   FORMS
   ======================================== */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-family: var(--font-base);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(102, 124, 137, 0.1);
}

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

.form-message {
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin-top: var(--spacing-md);
}

.form-message.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-message.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ========================================
   FOOTER
   ======================================== */
.page-foot {
  margin-top: auto;
  padding: var(--spacing-xl) 0 var(--spacing-md);
  background: var(--color-primary);
  color: var(--color-white);
}

.page-foot a {
  color: var(--color-white);
  text-decoration: none;
  transition: var(--transition);
}

.page-foot a:hover {
  opacity: 0.8;
}

.link-grey {
  color: #ccc !important;
}

.rights {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ========================================
   UTILITIES
   ======================================== */
.gdmcouleurgrismoyen { color: #999; }
.opacity50 { opacity: 0.5; }
.forceblanc { color: var(--color-white) !important; }

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

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

/* ========================================
   SNACKBARS / POPUP NOTIFICATIONS
   ======================================== */
.snackbars {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 10000;
  max-width: 400px;
}

.snackbars .alert {
  margin-bottom: 10px;
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: slideInRight 0.3s ease;
}

.snackbars .alert-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.snackbars .alert-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

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

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

/* Tablette */
@media (min-width: 768px) {
  .range-sm-reverse {
    flex-direction: row;
  }
  
  .cell-sm-6 {
    width: 50%;
  }
  
  .cell-sm-8 {
    width: 66.666%;
  }
  
  .cell-sm-10 {
    width: 83.333%;
  }
  
  .offset-sm-top-0 { margin-top: 0; }
  .offset-sm-top-70 { margin-top: 70px; }
  .section-sm-top-87 { padding-top: 87px; }
  .section-sm-bottom-95 { padding-bottom: 95px; }
  .section-sm-bottom-100 { padding-bottom: 100px; }
}

/* Desktop */
@media (min-width: 992px) {
  .cell-md-2 { width: 16.666%; }
  .cell-md-3 { width: 25%; }
  .cell-md-4 { width: 33.333%; }
  .cell-md-6 { width: 50%; }
  .cell-md-12 { width: 100%; }
  
  .cell-md-push-1 { margin-left: 8.333%; }
  .cell-md-push-2 { margin-left: 16.666%; }
  .cell-md-push-3 { margin-left: 25%; }
  
  .offset-md-top-0 { margin-top: 0; }
  .offset-md-top-50 { margin-top: 50px; }
  .offset-md-top-75 { margin-top: 75px; }
  .section-md-top-66 { padding-top: 66px; }
  .section-md-115 { padding: 115px 0; }
  .section-lg-bottom-140 { padding-bottom: 140px; }
  
  .inset-md-left-15 { padding-left: 15px; }
  .inset-md-right-15 { padding-right: 15px; }
  .inset-xl-left-60 { padding-left: 60px; }
  .inset-xl-right-60 { padding-right: 60px; }
}

/* Mobile menu */
@media (max-width: 991px) {
  .rd-navbar-toggle {
    display: block;
  }
  
  .rd-navbar-nav-wrap {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: #2e323d;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 9999;
  }
  
  .rd-navbar-nav-wrap.active {
    right: 0;
  }
  
  .rd-navbar-nav {
    flex-direction: column;
    padding: var(--spacing-xl) var(--spacing-md);
    align-items: flex-start;
  }
  
  .rd-navbar-nav a {
    width: 100%;
    display: block;
  }
}

@media (max-width: 767px) {
  :root {
    --font-size-h1: 2rem;
    --font-size-h2: 1.75rem;
    --font-size-h3: 1.5rem;
    --font-size-big: 1.125rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  
  .btn {
    width: 100%;
  }
}