/* ============================================================
   TyMod – Stylesheet
   Thème : bois & nature | Écoconception
   Fonts : Playfair Display (titres) + DM Sans (corps)
   Mobile-first responsive
   ============================================================ */

/* ---- Variables CSS ---- */
:root {
  /* Palette bois & nature */
  --color-forest-dark:    #1a3a1a;
  --color-forest:         #2d4a2d;
  --color-forest-light:   #4a7a4a;
  --color-forest-mist:    #8ab88a;
  --color-bark-dark:      #3d2b1f;
  --color-bark:           #5c4033;
  --color-bark-light:     #8b6f5e;
  --color-cream:          #f5f0eb;
  --color-cream-light:    #faf7f3;
  --color-white:          #ffffff;
  --color-offwhite:       #f8f6f2;
  --color-text:           #1a1a1a;
  --color-text-light:     #4a4a4a;
  --color-text-muted:     #7a7a7a;
  --color-accent:         #c8a46a;
  --color-accent-hover:   #b8924f;
  --color-border:         #e0d8d0;
  --color-border-light:   #ece8e2;

  /* Sémantique */
  --color-bg:             var(--color-cream-light);
  --color-bg-alt:         var(--color-cream);
  --color-bg-dark:        var(--color-forest-dark);
  --color-surface:        var(--color-white);
  --color-primary:        var(--color-forest);
  --color-primary-hover:  var(--color-forest-light);
  --color-primary-dark:   var(--color-forest-dark);
  --color-secondary:      var(--color-bark);
  --color-secondary-hover: var(--color-bark-dark);
  --color-btn-text:       var(--color-white);
  --color-link:           var(--color-forest-light);
  --color-link-hover:     var(--color-forest-dark);

  /* Typographie */
  --font-heading:         'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body:            'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono:            'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  --text-xs:              0.75rem;
  --text-sm:              0.875rem;
  --text-base:            1rem;
  --text-lg:              1.125rem;
  --text-xl:              1.25rem;
  --text-2xl:             1.5rem;
  --text-3xl:             2rem;
  --text-4xl:             2.5rem;
  --text-5xl:             3.5rem;

  /* Espacements */
  --space-xs:             0.25rem;
  --space-sm:             0.5rem;
  --space-md:             1rem;
  --space-lg:             1.5rem;
  --space-xl:             2rem;
  --space-2xl:            3rem;
  --space-3xl:            4rem;
  --space-4xl:            6rem;
  --space-5xl:            8rem;

  /* Layout */
  --max-width:            1200px;
  --max-width-sm:         900px;
  --content-padding:      1.5rem;
  --nav-height:           4rem;
  --border-radius:        12px;
  --border-radius-sm:     6px;
  --border-radius-lg:     20px;

  /* Transitions */
  --transition-fast:      200ms ease;
  --transition-base:      300ms ease;
  --transition-slow:      500ms ease;

  /* Ombres */
  --shadow-sm:            0 1px 3px rgba(26, 26, 26, 0.06);
  --shadow-md:            0 4px 12px rgba(26, 26, 26, 0.08);
  --shadow-lg:            0 10px 30px rgba(26, 26, 26, 0.1);
  --shadow-card:          0 2px 8px rgba(26, 26, 26, 0.06);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-link-hover);
}

ul, ol {
  list-style: none;
}

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

/* ---- Typographie ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-forest-dark);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p { margin-bottom: var(--space-md); }
p:last-child { margin-bottom: 0; }

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

/* ---- Skip link (accessibilité) ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 10000;
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-forest-dark);
  color: var(--color-white);
  border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--content-padding);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow-sm);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-forest-dark);
  text-decoration: none;
}

.nav-logo span {
  font-weight: 400;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.nav-logo-img {
  height: 28px;
  width: auto;
  border-radius: 2px;
}

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

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

.nav-links li a {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-links li a:hover,
.nav-links li a:focus-visible {
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.06);
}

.nav-rdv {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.nav-rdv:hover {
  background: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
}

/* Menu Toggle (Hamburger) */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
  background: transparent;
  border: none;
  cursor: pointer;
}

.menu-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-forest-dark);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Nav Overlay (mobile) */
.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(26, 26, 26, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================================
   HERO
   ============================================================ */
.section-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
  background: var(--color-forest-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(45, 74, 45, 0.6), transparent),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(26, 58, 26, 0.8), transparent),
    linear-gradient(135deg, var(--color-forest-dark) 0%, #0f2a0f 100%);
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
  z-index: 0;
}

.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.hero-content {
  color: var(--color-white);
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  margin-bottom: var(--space-lg);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-forest-mist);
  background: rgba(138, 184, 138, 0.12);
  border: 1px solid rgba(138, 184, 138, 0.2);
  border-radius: 100px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero-title-accent {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-forest-dark);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-forest-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(200, 164, 106, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-forest);
  border: 1.5px solid var(--color-forest);
}

.btn-outline:hover {
  background: var(--color-forest);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-accent);
}

.hero-stat-label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
}

.hero-image-placeholder {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-placeholder svg {
  width: 100%;
  height: 100%;
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  animation: bounce-down 2s ease-in-out infinite;
  cursor: pointer;
}

@keyframes bounce-down {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   SECTIONS COMMUNES
   ============================================================ */
section {
  padding: var(--space-4xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
}

.section-header--left {
  text-align: left;
  margin-left: 0;
}

.section-label {
  display: inline-block;
  padding: 0.25rem 0.85rem;
  margin-bottom: var(--space-md);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: 100px;
}

.section-title {
  color: var(--color-forest-dark);
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================================
   OFFRES (Gammes)
   ============================================================ */
.section-offres {
  background: var(--color-bg);
}

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

.offre-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.offre-card-featured {
  position: relative;
  border-color: var(--color-forest);
  border-width: 2px;
  box-shadow: var(--shadow-md);
}

.offre-card-featured:hover {
  box-shadow: var(--shadow-lg);
}

.offre-card-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.3rem 1.25rem;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  background: var(--color-forest);
  border-radius: 100px;
  white-space: nowrap;
}

.offre-card-header {
  margin-bottom: var(--space-md);
}

.offre-name {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-forest-dark);
  margin-bottom: var(--space-xs);
}

.offre-name span {
  color: var(--color-accent);
}

.offre-surface {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.offre-price {
  margin-bottom: var(--space-lg);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.offre-price-amount {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-forest);
}

.offre-price-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.offre-features {
  flex: 1;
  margin-bottom: var(--space-lg);
}

.offre-features li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.25rem;
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.5;
}

.offre-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 6px;
  height: 6px;
  background: var(--color-forest-mist);
  border-radius: 50%;
}

.offre-card-footer {
  margin-top: auto;
}

.offre-card-footer .btn {
  width: 100%;
  justify-content: center;
}

/* Évolutivité */
.offres-evolutivite {
  text-align: center;
  max-width: var(--max-width-sm);
  margin: 0 auto var(--space-3xl);
  padding: var(--space-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.offres-evolutivite-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-md);
}

.offres-evolutivite-desc {
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
}

.offres-combos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

.offre-combo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-md) var(--space-lg);
  background: rgba(45, 74, 45, 0.05);
  border: 1px solid rgba(45, 74, 45, 0.1);
  border-radius: var(--border-radius-sm);
}

.offre-combo-formula {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-forest);
}

.offre-combo-surface {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Inclus / non inclus */
.offres-inclus {
  max-width: var(--max-width-sm);
  margin: 0 auto;
}

.offres-inclus-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-md);
}

.offres-inclus-col {
  background: var(--color-surface);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
}

.offres-inclus-heading {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-md);
}

.offres-inclus-list li {
  padding: 0.3rem 0;
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

.offres-inclus-list--muted li {
  color: var(--color-text-muted);
}

.offres-inclus-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============================================================
   INNOVATIONS
   ============================================================ */
.section-innovations {
  background: var(--color-surface);
}

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

.innov-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.innov-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.innov-card-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.innov-card-wide .innov-card-visual {
  margin-bottom: 0;
}

.innov-card-visual {
  margin-bottom: var(--space-md);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
}

.innov-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-xs);
}

.innov-card-subtitle {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-forest);
  margin-bottom: var(--space-sm);
}

.innov-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================================
   PERSONNALISATION
   ============================================================ */
.section-personnalisation {
  background: var(--color-bg);
}

.perso-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.perso-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.perso-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.perso-card-highlight {
  border-color: var(--color-accent);
  background: rgba(200, 164, 106, 0.04);
}

.perso-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--space-md);
}

.perso-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-sm);
}

.perso-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.perso-card-list {
  font-size: var(--text-sm);
}

.perso-card-list li {
  padding: 0.25rem 0;
  color: var(--color-text-light);
}

.perso-card-list strong {
  color: var(--color-forest-dark);
}

.perso-cta {
  text-align: center;
  margin-top: var(--space-3xl);
  padding: var(--space-2xl);
  background: var(--color-forest-dark);
  border-radius: var(--border-radius);
  color: var(--color-white);
}

.perso-cta p {
  font-size: var(--text-lg);
  margin-bottom: var(--space-lg);
}

.perso-cta .btn-primary {
  background: var(--color-accent);
}

/* ============================================================
   TECHNIQUE
   ============================================================ */
.section-technique {
  background: var(--color-surface);
}

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

.tech-card {
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: transform var(--transition-base);
}

.tech-card:hover {
  transform: translateY(-3px);
}

.tech-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--space-md);
}

.tech-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-sm);
}

.tech-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* Specs */
.tech-specs {
  text-align: center;
  max-width: var(--max-width-sm);
  margin: 0 auto;
  padding: var(--space-2xl);
  background: var(--color-forest-dark);
  border-radius: var(--border-radius);
  color: var(--color-white);
}

.tech-specs-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-white);
  margin-bottom: var(--space-xl);
}

.tech-specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.tech-spec {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.tech-spec-value {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-accent);
}

.tech-spec-label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================================
   MÉTHODE (Timeline)
   ============================================================ */
.section-methode {
  background: var(--color-bg);
}

.methode-timeline {
  max-width: var(--max-width-sm);
  margin: 0 auto var(--space-3xl);
  position: relative;
}

.methode-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.methode-step {
  display: flex;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  position: relative;
}

.methode-step:last-child {
  margin-bottom: 0;
}

.methode-step-number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-forest);
  border-radius: 50%;
  z-index: 1;
}

.methode-step-content {
  padding-top: var(--space-sm);
}

.methode-step-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-sm);
}

.methode-step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.methode-avantages {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: var(--max-width-sm);
  margin: 0 auto var(--space-3xl);
}

.methode-avantage {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-forest-dark);
}

.methode-avantage svg {
  color: var(--color-forest);
  flex-shrink: 0;
}

.methode-logistics {
  max-width: var(--max-width-sm);
  margin: 0 auto;
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.methode-logistics h3 {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-lg);
}

.methode-logistics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.methode-logistics-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.methode-logistics-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.methode-logistics-value {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   TÉMOIGNAGES
   ============================================================ */
.section-temoignage {
  background: var(--color-surface);
}

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

.temoin-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
}

.temoin-stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.temoin-text {
  flex: 1;
  font-size: var(--text-sm);
  font-style: italic;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
  quotes: "«" "»" "‹" "›";
}

.temoin-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.temoin-avatar {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  background: rgba(45, 74, 45, 0.06);
  border-radius: 50%;
}

.temoin-author-info {
  display: flex;
  flex-direction: column;
}

.temoin-author-name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-forest-dark);
}

.temoin-author-detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.temoin-cta {
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.temoin-cta p {
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
}

/* ============================================================
   CONFIANCE
   ============================================================ */
.section-confiance {
  background: var(--color-bg);
}

.confiance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.confiance-card {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: transform var(--transition-base);
}

.confiance-card:hover {
  transform: translateY(-3px);
}

.confiance-card-highlight {
  grid-column: 1 / -1;
  background: var(--color-forest-dark);
  border-color: var(--color-forest-dark);
  color: var(--color-white);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.confiance-card-highlight .confiance-card-title,
.confiance-card-highlight .confiance-card-desc {
  color: var(--color-white);
}

.confiance-card-highlight .confiance-card-icon {
  color: var(--color-accent);
  background: rgba(200, 164, 106, 0.15);
}

.confiance-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--space-md);
}

.confiance-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-sm);
}

.confiance-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.confiance-card-list {
  font-size: var(--text-sm);
}

.confiance-card-list li {
  padding: 0.25rem 0;
  color: var(--color-text-light);
}

.confiance-card-list strong {
  color: var(--color-forest-dark);
}

/* ============================================================
   IMPACT
   ============================================================ */
.section-impact {
  background: var(--color-surface);
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.impact-card {
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: transform var(--transition-base);
}

.impact-card:hover {
  transform: translateY(-3px);
}

.impact-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--space-md);
}

.impact-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-sm);
}

.impact-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.impact-card-list {
  font-size: var(--text-sm);
}

.impact-card-list li {
  padding: 0.3rem 0;
  color: var(--color-text-light);
}

.impact-card-list strong {
  color: var(--color-forest-dark);
}

.impact-cta {
  text-align: center;
  margin-top: var(--space-3xl);
  padding: var(--space-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.impact-cta p {
  margin-bottom: var(--space-md);
}

/* ============================================================
   VISITE / CONTACT
   ============================================================ */
.section-visite {
  background: var(--color-bg);
}

.visite-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.visite-contact-methods {
  margin-bottom: var(--space-xl);
}

.visite-method {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.visite-method:last-child {
  border-bottom: none;
}

.visite-method-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
  background: rgba(45, 74, 45, 0.08);
  border-radius: var(--border-radius-sm);
}

.visite-method-content h3 {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-xs);
}

.visite-method-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.visite-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.visite-infos {
  margin-top: var(--space-lg);
}

.visite-info-item {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.visite-info-item:last-child {
  margin-bottom: 0;
}

/* Formulaire contact */
.visite-form-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-xl);
}

.visite-form-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-forest-dark);
  margin-bottom: var(--space-xl);
}

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

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-forest);
  box-shadow: 0 0 0 3px rgba(45, 74, 45, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
}

select.form-input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%234a4a4a' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-md);
  text-align: center;
}

.form-note a {
  text-decoration: underline;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-forest-dark);
  color: rgba(255, 255, 255, 0.85);
  padding-top: var(--space-3xl);
}

/* Pre-footer écoconception */
.c-prefooter {
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-2xl);
}

.c-prefooter__wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

.c-prefooter__main {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-2xl);
  align-items: center;
}

.c-prefooter__richtext {
  max-width: 600px;
}

.c-prefooter__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.c-prefooter__richtext p {
  color: rgba(255, 255, 255, 0.7);
}

.c-prefooter__image {
  width: 120px;
  height: auto;
}

.c-prefooter__aside {
  display: flex;
  gap: var(--space-lg);
}

.c-prefooter__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.c-prefooter__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.c-prefooter__marker {
  color: var(--color-forest-mist);
  flex-shrink: 0;
}

.c-prefooter__label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.85);
}

/* Footer grid */
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  font-weight: 600;
}

.footer-brand-logo {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-white);
}

.footer-cta-btn {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-forest-dark);
  background: var(--color-accent);
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-fast);
}

.footer-cta-btn:hover {
  background: var(--color-accent-hover);
  color: var(--color-forest-dark);
}

.footer-phone {
  font-weight: 600;
  color: var(--color-white);
}

.footer-phone:hover {
  color: var(--color-accent);
}

.footer-hours {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
}

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition-fast);
}

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

/* Footer accordions */
.footer-tools-accordion details {
  margin-bottom: var(--space-sm);
}

.footer-tools-accordion summary {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  cursor: pointer;
  padding: var(--space-xs) 0;
}

.footer-tools-accordion summary::-webkit-details-marker {
  color: var(--color-accent);
}

/* Footer bottom */
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--text-sm);
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

.footer-bottom-right {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer-bottom-right span {
  color: rgba(255, 255, 255, 0.2);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 999;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-forest);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), background var(--transition-fast);
  cursor: pointer;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-forest-light);
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ============================================================
   GSAP FALLBACK (si GSAP non chargé)
   ============================================================ */
.reveal-fallback .section-hidden {
  opacity: 1 !important;
  transform: none !important;
}

/* ============================================================
   RESPONSIVE – MOBILE-FIRST
   ============================================================ */

/* Tablettes (< 1024px) */
@media (max-width: 1024px) {
  :root {
    --text-5xl: 2.8rem;
    --text-4xl: 2.2rem;
    --text-3xl: 1.8rem;
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
  }

  .hero-content {
    order: 1;
  }

  .hero-visual {
    order: 0;
  }

  .hero-image-wrapper {
    max-width: 400px;
    margin: 0 auto;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

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

  .offres-grid > :last-child {
    grid-column: 1 / -1;
    max-width: 450px;
    margin: 0 auto;
  }

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

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

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

  .temoin-carousel {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .visite-wrapper {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .c-prefooter__main {
    grid-template-columns: 1fr;
  }

  .tech-specs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
}

/* Mobiles (< 768px) */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2.2rem;
    --text-4xl: 1.8rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.3rem;
    --content-padding: 1rem;
    --space-4xl: 3rem;
    --space-3xl: 2.5rem;
    --space-2xl: 1.75rem;
  }

  /* Navigation mobile */
  .menu-toggle {
    display: flex;
  }

  .nav-right {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: min(320px, 80vw);
    height: calc(100vh - var(--nav-height));
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-white);
    padding: var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 999;
    overflow-y: auto;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  }

  .nav-right.active {
    transform: translateX(0);
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
  }

  .nav-links li a {
    display: block;
    padding: 0.75rem var(--space-md);
    font-size: var(--text-base);
    border-radius: var(--border-radius-sm);
  }

  .nav-rdv {
    justify-content: center;
    padding: 0.75rem 1.25rem;
  }

  /* Hero */
  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
  }

  .hero-stat {
    align-items: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Grids → single column */
  .offres-grid,
  .innov-grid,
  .perso-grid,
  .tech-grid,
  .temoin-carousel,
  .confiance-grid,
  .impact-grid {
    grid-template-columns: 1fr;
  }

  .offres-grid > :last-child {
    grid-column: auto;
    max-width: none;
  }

  .innov-card-wide {
    grid-template-columns: 1fr;
  }

  .confiance-card-highlight {
    grid-template-columns: 1fr;
  }

  .offres-inclus-columns,
  .methode-avantages,
  .methode-logistics-grid,
  .offres-combos {
    grid-template-columns: 1fr;
  }

  .offres-combos {
    flex-direction: column;
    align-items: center;
  }

  .offre-combo {
    width: 100%;
    max-width: 280px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-bottom-right {
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .visite-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .tech-specs-grid {
    grid-template-columns: 1fr 1fr;
  }

  .perso-card-highlight {
    border-width: 2px;
  }

  .methode-timeline::before {
    left: 22px;
  }

  .methode-step-number {
    width: 44px;
    height: 44px;
    font-size: var(--text-lg);
  }
}

/* Très petits écrans (< 480px) */
@media (max-width: 480px) {
  :root {
    --text-5xl: 1.8rem;
  }
}

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

@media (prefers-contrast: more) {
  :root {
    --color-text: #000000;
    --color-text-light: #1a1a1a;
    --color-link: var(--color-forest);
  }

  .hero-subtitle {
    color: rgba(255, 255, 255, 0.95);
  }
}

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

/* Sélection */
::selection {
  background: rgba(45, 74, 45, 0.2);
  color: var(--color-forest-dark);
}