/* ================================
   GR STRATÉGIE - CSS OPTIMISÉ
   Version 2.1 - Design Premium Allégé
   ================================ */

/* Import des polices modernes */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ================================
   1) Reset moderne + helpers A11y
   ================================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html:focus-within { scroll-behavior: smooth; }
html, body { height: 100%; }
body { 
  line-height: 1.6; 
  -webkit-font-smoothing: antialiased; 
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
button { cursor: pointer; }
:target { scroll-margin-top: 6rem; }

/* Éléments invisibles mais accessibles */
.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; 
}

/* ================================
   2) Variables globales consolidées
   ================================ */
:root {
  /* Couleurs principales */
  --brand: #FF6B35;
  --brand-dark: #E55A2B;
  --brand-light: #FF8C61;
  --brand-2: #1E3A8A;
  --brand-2-light: #3B82F6;
  --accent: #06B6D4;
  
  /* Gradients principaux */
  --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #FF8C61 100%);
  --gradient-secondary: linear-gradient(135deg, #1E3A8A 0%, #3B82F6 100%);
  
  /* Couleurs neutres */
  --bg: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --surface: #FFFFFF;
  --txt: #0F172A;
  --txt-secondary: #334155;
  --muted: #64748B;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  
  /* Typographie */
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --container: min(1280px, 100% - 3rem);
  
  /* Spacing */
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  
  /* Radius */
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  
  /* Ombres consolidées */
  --shadow: 0 10px 15px rgba(0, 0, 0, 0.05), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 25px 50px rgba(0, 0, 0, 0.08), 0 20px 25px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 35px 60px rgba(0, 0, 0, 0.15), 0 25px 35px rgba(0, 0, 0, 0.08);
  --shadow-brand: 0 10px 40px rgba(255, 107, 53, 0.15);
  
  /* Glassmorphism */
  --glass: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.18);
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0F172A;
    --bg-secondary: #1E293B;
    --surface: #1E293B;
    --txt: #F8FAFC;
    --txt-secondary: #E2E8F0;
    --muted: #94A3B8;
    --border: #334155;
    --border-light: #475569;
    --brand: #FF8C61;
    --brand-dark: #FF6B35;
    --brand-light: #FFB088;
    --brand-2: #3B82F6;
    --brand-2-light: #60A5FA;
    --accent: #22D3EE;
    --glass: rgba(30, 41, 59, 0.85);
    --glass-border: rgba(255, 255, 255, 0.1);
  }
}

/* ================================
   3) Typographie
   ================================ */
html { 
  color-scheme: light dark;
  font-size: 16px;
}

body { 
  background: var(--bg);
  color: var(--txt); 
  font-family: var(--font); 
  font-size: 1rem; 
  line-height: 1.7;
  font-weight: 400;
}

h1, h2, h3, h4 { 
  line-height: 1.1; 
  letter-spacing: -0.02em; 
  font-weight: 700;
  color: var(--txt);
}

h1 { 
  font-size: clamp(2.5rem, 5vw + 1rem, 5rem);
  font-weight: 900;
  margin-bottom: var(--space-6);
}

h1 .accent,
.text-brand {
  color: var(--brand);
  font-weight: 800;
}

h2 { 
  font-size: clamp(2rem, 3vw + 0.5rem, 3rem);
  margin-block: var(--space-12) var(--space-4); 
  font-weight: 800;
}

h2::after {
  content: "";
  display: block;
  width: 80px;
  height: 5px;
  background: var(--gradient-primary);
  margin-top: var(--space-4);
  border-radius: 100px;
  transition: width var(--transition-normal);
}

h2:hover::after {
  width: 120px;
}

h3 { 
  font-size: clamp(1.5rem, 2vw + 0.5rem, 2rem);
  margin-block: var(--space-4);
  font-weight: 700;
}

p { 
  margin-block: 1.2rem; 
  max-width: 70ch; 
  font-size: 1.0625rem;
  line-height: 1.8;
  opacity: 0.9;
}

.text-muted {
  color: var(--muted);
  font-size: 0.95rem;
}

a { 
  color: var(--brand);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
}

a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
}

a:hover::after {
  width: 100%;
}

a:hover {
  color: var(--brand-dark);
}

a:focus-visible { 
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ================================
   4) Layout utilitaires
   ================================ */
.container { 
  width: var(--container); 
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.grid { 
  display: grid; 
  gap: var(--space-8);
}

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.fw-bold { font-weight: 700; }
.is-hidden { display: none !important; }

.form-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-2);
  flex-wrap: wrap;
}

.text-error {
  color: #b00020;
  font-weight: 600;
}

.section-light {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.section-light::before {
  content: "";
  position: absolute;
  inset: -40% -20% 50% 60%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5) 0%, transparent 70%);
  opacity: 0.4;
  pointer-events: none;
}

.section-dark {
  background: linear-gradient(135deg, #0F172A 0%, #111827 50%, #1E293B 100%);
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  overflow: hidden;
}

.section-dark::before {
  content: "";
  position: absolute;
  inset: 10% 60% -30% -30%;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.3), transparent 60%);
  opacity: 0.4;
}

.section-dark h2,
.section-dark h3,
.section-dark p,
.section-dark a {
  color: inherit;
}

.section-gradient {
  background: linear-gradient(120deg, rgba(236, 72, 153, 0.12), rgba(56, 189, 248, 0.12));
}

.section-offset {
  position: relative;
}

.section-offset::after {
  content: "";
  position: absolute;
  inset: auto 15% -6rem 15%;
  height: 12rem;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.35), transparent);
  filter: blur(40px);
  pointer-events: none;
}

.section-heading {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.section-subtitle {
  color: rgba(255, 255, 255, 0.78);
  max-width: 60ch;
}

.grid-auto { 
  display: grid; 
  gap: var(--space-8); 
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 { 
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 { 
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* ================================
   5) Header moderne avec glassmorphism
   ================================ */
.appbar { 
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.appbar__inner { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  padding-block: 1rem;
  gap: var(--space-4);
}

.brand { 
  display: flex; 
  gap: var(--space-3);
  align-items: center; 
  text-decoration: none;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--txt);
  transition: transform var(--transition-normal);
}

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

.brand::after {
  display: none;
}

.brand img {
  width: 45px;
  height: 45px;
  filter: drop-shadow(0 4px 10px rgba(255, 107, 53, 0.3));
  transition: all var(--transition-normal);
}

.brand:hover img {
  transform: rotate(10deg) scale(1.1);
  filter: drop-shadow(0 6px 20px rgba(255, 107, 53, 0.5));
}

header nav ul { 
  list-style: none; 
  display: flex; 
  gap: var(--space-2);
  padding: 0;
  align-items: center;
}

header nav a { 
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  color: var(--txt);
  font-weight: 500;
  transition: all var(--transition-fast);
}

header nav a::after {
  display: none;
}

header nav a:hover {
  color: var(--brand);
  background: rgba(255, 107, 53, 0.08);
}

header nav a[aria-current="page"] { 
  color: var(--brand);
  background: rgba(255, 107, 53, 0.1);
  font-weight: 600;
}

.nav-toggle { 
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.625rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-toggle:hover {
  background: var(--brand);
  border-color: var(--brand);
  color: white;
}

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  
  #nav-principale {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: #0F172A;
    border-left: 1px solid var(--glass-border);
    transition: right var(--transition-slow);
    padding: var(--space-8) var(--space-6);
    z-index: 1001;
    overflow-y: auto;
  }
  
  #nav-principale.active {
    right: 0;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
  }
  
  #nav-principale ul {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    margin-top: var(--space-16);
  }
  
  #nav-principale a {
    width: 100%;
    padding: var(--space-4);
    border-radius: var(--radius);
    color: #F8FAFC;
  }

  #nav-principale a:hover {
    color: #0F172A;
    background: #F8FAFC;
  }
}

/* ================================
   6) Hero Section
   ================================ */
.hero {
  --hero-overlay: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.7) 50%, rgba(15, 23, 42, 0.4) 100%);
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(32rem, 90vh, 56rem);
  padding-block: var(--space-24);
  padding-top: calc(var(--space-24) + 4rem);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 2;
  padding-block: var(--space-16);
}

.hero__layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}

.hero__content {
  max-width: 640px;
  display: grid;
  gap: var(--space-6);
}

.hero__highlights {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.hero__highlights li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  position: relative;
}

.hero__highlights li::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(255, 107, 53, 0.15);
}

.hero__visual {
  position: relative;
  margin: 0;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(20px);
  box-shadow: 0 40px 80px rgba(15, 23, 42, 0.45);
  overflow: hidden;
}

.hero__visual img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - var(--space-4));
  box-shadow: 0 30px 60px rgba(15, 23, 42, 0.55);
  transform: perspective(1200px) rotateY(-6deg) rotateX(4deg);
  transition: transform var(--transition-slow);
}

.hero__visual::after {
  content: "";
  position: absolute;
  inset: -30%;
  background: conic-gradient(from 90deg at 50% 50%, rgba(255, 139, 97, 0.35), rgba(14, 165, 233, 0.15), rgba(99, 102, 241, 0.25), rgba(255, 139, 97, 0.35));
  filter: blur(80px);
  opacity: 0.7;
  animation: heroAura 12s linear infinite;
  z-index: -1;
}

.hero__visual:hover img {
  transform: perspective(1200px) rotateY(-2deg) rotateX(2deg) scale(1.02);
}

.hero__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: rgba(15, 23, 42, 0.9);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.4);
}

.hero__badge::before {
  content: "★";
  color: #FACC15;
  font-size: 1.1rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  font-weight: 900;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero h1 .accent {
  color: var(--brand-light);
}

.hero__lead {
  font-size: 1.25rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.btn-glow {
  position: relative;
  overflow: visible;
  animation: heroGlow 4s ease-in-out infinite;
}

.btn-glow::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  background: radial-gradient(circle at 30% 30%, rgba(255, 209, 170, 0.65), rgba(255, 107, 53, 0));
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.btn-glow:hover::after,
.btn-glow:focus-visible::after {
  opacity: 1;
}

.btn-secondary--on-dark {
  background: rgba(255, 255, 255, 0.95);
  color: #0F172A;
  border-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.2);
}

.btn-secondary--on-dark:hover {
  background: white;
  color: #0F172A;
  border-color: white;
  box-shadow: 0 6px 30px rgba(15, 23, 42, 0.25);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.15), transparent 55%),
              radial-gradient(circle at 80% 10%, rgba(14, 165, 233, 0.18), transparent 45%);
  opacity: 0.9;
  z-index: 1;
  pointer-events: none;
}

.hero--home {
  background-image: url('./img/hero-displays.png');
}

.hero--page {
  background-image: url('./img/hero-displays.png');
  min-height: clamp(26rem, 70vh, 44rem);
  padding-block: var(--space-16);
  padding-top: calc(var(--space-16) + 4rem);
}

.hero--compact {
  min-height: clamp(20rem, 55vh, 32rem);
  padding-bottom: var(--space-12);
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: 25% -40% -35% -40%;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.2), transparent);
  transform: rotate(8deg);
  opacity: 0.6;
}

.hero__visual::after {
  pointer-events: none;
}

.hero__overlay,
.hero::before {
  animation: heroOverlayPulse 12s ease-in-out infinite;
}

@keyframes heroAura {
  0% { transform: rotate(0deg); }
  50% { transform: rotate(180deg); }
  100% { transform: rotate(360deg); }
}

@keyframes heroGlow {
  0%, 100% { box-shadow: 0 0 0 rgba(255, 107, 53, 0.0); }
  50% { box-shadow: 0 0 30px rgba(255, 107, 53, 0.45); }
}

@keyframes heroOverlayPulse {
  0%, 100% { opacity: 0.9; }
  50% { opacity: 0.75; }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding-block: var(--space-16);
  }

  .hero__cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__layout {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .hero__visual {
    order: -1;
    margin-inline: auto;
    max-width: 420px;
  }

  .hero__highlights li::before {
    width: 10px;
    height: 10px;
  }
}

/* ================================
   7) Cards
   ================================ */
.card {
  background: var(--surface);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-8);
  color: inherit;
  text-decoration: none;
  display: grid;
  gap: var(--space-4);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.card .icon,
.card svg.icon,
.card svg[role="img"] {
  width: 56px;
  height: 56px;
  padding: var(--space-2);
  border-radius: 18px;
  background: rgba(255, 107, 53, 0.12);
  color: var(--brand);
  stroke-width: 1.6;
  box-shadow: inset 0 0 0 1px rgba(255, 107, 53, 0.25);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
}

.card:hover::before {
  transform: translateX(0);
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--border-light);
}

.card h3 {
  color: var(--txt);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  margin-bottom: var(--space-2);
}

.card p {
  color: var(--txt);
  opacity: 0.8;
  margin: 0;
  line-height: 1.6;
  font-size: 1rem;
}

.card .icon {
  color: var(--brand);
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-3);
}

.card:nth-child(2n) .icon {
  color: var(--brand-2);
}

.card:nth-child(3n) .icon {
  color: var(--accent);
}

/* ================================
   8) Buttons
   ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  text-decoration: none;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-brand);
  font-weight: 600;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 60px rgba(255, 107, 53, 0.25);
  background: var(--gradient-secondary);
  color: white;
}

.btn-secondary {
  background: var(--surface);
  color: var(--txt);
  border: 2px solid var(--border);
  font-weight: 600;
}

.btn-secondary:hover {
  background: var(--brand);
  color: white;
  border-color: var(--brand);
  transform: translateY(-2px);
  box-shadow: var(--shadow-brand);
}

.ia-toggle.is-active {
  background: var(--gradient-primary);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: var(--shadow-brand);
}

.ia-toggle.is-active::after {
  display: none;
}

.ia-toggle.is-active:hover {
  background: var(--gradient-secondary);
  color: #FFFFFF;
  border-color: transparent;
}

/* ================================
   9) Snap Gallery
   ================================ */
.snap-row {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(320px, 40%);
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: var(--space-6);
  scrollbar-width: thin;
  scrollbar-color: var(--brand) var(--border);
}

.snap-row::-webkit-scrollbar {
  height: 8px;
}

.snap-row::-webkit-scrollbar-track {
  background: var(--border);
  border-radius: 100px;
}

.snap-row::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 100px;
}

.snap-card {
  scroll-snap-align: start;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-normal);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.snap-card figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.snap-card figure img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  transition: transform var(--transition-slow);
}

.snap-card figure::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.8) 100%);
  z-index: 1;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.snap-card figcaption {
  padding: var(--space-4);
  color: var(--txt);
  font-weight: 600;
  font-size: 1.125rem;
  background: var(--surface);
  position: relative;
  z-index: 2;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: background var(--transition-normal), color var(--transition-normal);
}

.snap-card:hover figure::before {
  opacity: 1;
}

.snap-card:hover figcaption {
  background: var(--surface);
  color: var(--txt);
}

.snap-card:hover figure img {
  transform: scale(1.1);
}

.snap-card:hover {
  box-shadow: var(--shadow-xl);
}

/* ================================
   10) Testimonials
   ================================ */
.testimonials {
  padding-block: var(--space-24);
}

.testimonials--static .testimonial-slider {
  display: block;
}

.testimonials--static .testimonial-track {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  overflow: visible;
  scroll-snap-type: none;
  scroll-behavior: auto;
}

.testimonials--static .slider-control,
.testimonials--static .slider-dots {
  display: none;
}

.testimonial-slider {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-6);
  align-items: center;
}

.testimonial-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(320px, 1fr);
  gap: var(--space-6);
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.testimonial-track::-webkit-scrollbar {
  display: none;
}

.testimonial-card {
  background: rgba(15, 23, 42, 0.75);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(148, 163, 184, 0.2);
  display: grid;
  gap: var(--space-4);
  scroll-snap-align: center;
  min-height: 100%;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 40px 90px rgba(15, 23, 42, 0.55);
}

.testimonial-card header {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.testimonial-card .avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: grid;
  place-items: center;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.testimonial-card span {
  display: block;
  color: rgba(226, 232, 240, 0.75);
  font-size: 0.95rem;
}

.testimonial-card p {
  color: rgba(248, 250, 252, 0.9);
  font-size: 1.05rem;
  line-height: 1.7;
}

.testimonial-card .rating {
  letter-spacing: 0.25em;
  color: #FACC15;
}

.slider-control {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  display: grid;
  place-items: center;
  position: relative;
  color: white;
  transition: background var(--transition-normal), transform var(--transition-normal);
}

.slider-control::before {
  content: "";
  width: 12px;
  height: 12px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
}

.slider-control.prev::before {
  transform: rotate(-135deg);
}

.slider-control.next::before {
  transform: rotate(45deg);
}

.slider-control:hover,
.slider-control:focus-visible {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.slider-dots {
  margin-top: var(--space-6);
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

.slider-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.45);
  border: 0;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.slider-dots button[aria-current="true"] {
  background: var(--brand);
  transform: scale(1.35);
}

/* ================================
   11) Timeline
   ================================ */
.timeline {
  padding-block: var(--space-20);
}

.timeline__track {
  display: grid;
  gap: var(--space-6);
  border-left: 2px solid rgba(15, 23, 42, 0.12);
  padding-left: clamp(1rem, 4vw, 2rem);
}

.timeline__step {
  position: relative;
  display: grid;
  gap: 0.5rem;
}

.timeline__dot {
  position: absolute;
  left: calc(-1.05rem - 1px);
  top: 0.3rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(255, 107, 53, 0.2);
}

.timeline__content {
  background: #fff;
  color: #0f172a;
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  box-shadow: var(--shadow-md);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.timeline__content h3,
.timeline__content p {
  color: #0f172a;
}

.timeline__details {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
  color: #1f2937;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.timeline__step:hover .timeline__content,
.timeline__step:focus-within .timeline__content {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.timeline__step:hover .timeline__details,
.timeline__step:focus-within .timeline__details {
  opacity: 1;
  transform: translateY(0);
}

/* ================================
   12) IA flip cards
   ================================ */
.flip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.flip-card {
  perspective: 1200px;
}

.flip-card__inner {
  position: relative;
  min-height: 220px;
  border-radius: var(--radius-lg);
  transform-style: preserve-3d;
  transition: transform 0.6s ease;
}

.flip-card__front,
.flip-card__back {
  position: absolute;
  inset: 0;
  padding: var(--space-6);
  border-radius: inherit;
  backface-visibility: hidden;
  display: grid;
  gap: 0.75rem;
  align-content: center;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(148, 163, 184, 0.2);
  box-shadow: 0 30px 80px rgba(15, 23, 42, 0.35);
}

.flip-card__front h3 {
  font-size: 1.3rem;
}

.flip-card__front p {
  color: rgba(248, 250, 252, 0.85);
}

.flip-card__back {
  transform: rotateY(180deg);
}

.flip-card__back .bullets {
  margin: 0;
}

.flip-card:hover .flip-card__inner,
.flip-card:focus-within .flip-card__inner {
  transform: rotateY(180deg);
}

@media (max-width: 768px) {
  .timeline__track {
    border-left: none;
    padding-left: 0;
  }

  .timeline__dot {
    display: none;
  }

  .timeline__content {
    box-shadow: var(--shadow-sm);
  }

  .flip-card__inner {
    min-height: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .timeline__content,
  .timeline__details,
  .flip-card__inner {
    transition: none;
  }

  .flip-card:hover .flip-card__inner,
  .flip-card:focus-within .flip-card__inner {
    transform: none;
  }

  .timeline__details {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1024px) {
  .testimonial-slider {
    grid-template-columns: 1fr;
  }

  .slider-control {
    display: none;
  }

  .testimonial-track {
    grid-auto-columns: min(85vw, 360px);
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .testimonial-card {
    padding: var(--space-6);
  }

  .testimonial-track {
    grid-auto-columns: min(90vw, 320px);
  }
}

/* ================================
   10) Formulaires
   ================================ */
form { 
  display: grid; 
  gap: var(--space-4);
}

/* ================================
   16) Construction page
   ================================ */
body.construction {
  background: #0b1320;
  color: #f8fafc;
}

.construction__page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: clamp(2rem, 6vw, 4rem);
}

.construction__hero {
  width: min(1100px, 94vw);
  min-height: clamp(520px, 70vh, 720px);
  display: grid;
  place-items: center;
  text-align: center;
  padding: clamp(2rem, 6vw, 4rem);
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 40px 120px rgba(4, 10, 22, 0.65);
  background-image:
    linear-gradient(135deg, rgba(12, 18, 32, 0.85), rgba(12, 18, 32, 0.15)),
    url('./assets/og-cover.jpg');
  background-size: cover;
  background-position: center;
}

.construction__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.18), transparent 55%);
  pointer-events: none;
}

.construction__panel {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.5rem;
  max-width: 640px;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: 24px;
  background: rgba(10, 15, 26, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.construction__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.construction__brand img {
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.construction__lead {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  color: rgba(248, 250, 252, 0.85);
}

.construction__copy {
  color: rgba(248, 250, 252, 0.75);
  line-height: 1.7;
}

.construction__countdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 1rem;
  justify-content: center;
}

.countdown__item {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 0.85rem 0.5rem;
  display: grid;
  gap: 0.25rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.countdown__value {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
}

.countdown__label {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(248, 250, 252, 0.7);
}

.construction__cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.construction__social {
  display: grid;
  gap: 0.75rem;
  color: rgba(248, 250, 252, 0.75);
  font-size: 0.95rem;
}

.construction__social-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.construction__social-links a {
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease;
}

.construction__social-links a:hover,
.construction__social-links a:focus-visible {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.2);
}

label { 
  font-weight: 600;
  color: var(--txt);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

input[type="text"], 
input[type="email"], 
input[type="tel"], 
textarea, 
select {
  width: 100%;
  border: 2px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  color: var(--txt);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

input:hover, 
textarea:hover, 
select:hover {
  border-color: var(--brand-light);
}

input:focus, 
textarea:focus, 
select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
  background: white;
}

input[type="checkbox"], 
input[type="radio"] { 
  accent-color: var(--brand);
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

/* ================================
   11) Footer
   ================================ */
footer[role="contentinfo"] {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-secondary) 100%);
  color: var(--txt);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-24);
  position: relative;
  overflow: hidden;
}

footer[role="contentinfo"]::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
}

footer section {
  margin-bottom: var(--space-8);
}

.footer-main {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-12);
}

.footer-main .footer-block {
  flex: 1 1 280px;
  margin-bottom: 0;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer-meta nav ul {
  margin: 0;
}

.footer-meta p {
  margin: 0;
}

footer h2 {
  font-size: 1.25rem;
  color: var(--txt);
  margin-bottom: var(--space-4);
  font-weight: 700;
}

footer h2::after {
  width: 40px;
  height: 3px;
}

footer nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin: var(--space-4) 0;
}

footer p {
  color: var(--txt);
  opacity: 0.8;
}

footer a {
  color: var(--txt);
  font-weight: 500;
  transition: color var(--transition-fast);
  text-decoration: none;
}

footer a::after {
  background: var(--gradient-primary);
}

footer a:hover {
  color: var(--brand);
}

footer address {
  font-style: normal;
  line-height: 1.8;
  color: var(--txt);
  opacity: 0.9;
}

footer .btn {
  margin-top: var(--space-4);
}

@media (max-width: 768px) {
  .footer-main {
    flex-direction: column;
    gap: var(--space-8);
  }

  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
}

/* ================================
   12) Skip link
   ================================ */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
  width: auto;
  height: auto;
  padding: var(--space-3) var(--space-4);
  background: var(--brand);
  color: white;
  border-radius: var(--radius);
  z-index: 9999;
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
}

.skip-link:focus::after {
  display: none;
}

/* ================================
   12bis) Loader page d'accueil
   ================================ */
.has-loader {
  overflow: hidden;
}

.has-loader.page-ready {
  overflow: auto;
}

.page-loader {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 20% 20%, rgba(255, 107, 53, 0.18), rgba(15, 23, 42, 0.95)),
              radial-gradient(circle at 80% 10%, rgba(30, 58, 138, 0.35), rgba(15, 23, 42, 0.2));
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.page-ready .page-loader {
  opacity: 0;
  visibility: hidden;
}

.page-loader__content {
  display: grid;
  place-items: center;
  gap: var(--space-4);
  color: white;
  text-align: center;
}

.page-loader__spinner {
  position: relative;
  width: 64px;
  height: 64px;
}

.page-loader__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0.25);
  border-top-color: white;
  animation: loaderSpin 1.1s linear infinite;
}

.page-loader__core {
  position: absolute;
  inset: 0;
  width: 14px;
  height: 14px;
  margin: auto;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 18px rgba(255, 107, 53, 0.55);
  animation: loaderPulse 1.2s ease-in-out infinite;
}

.page-loader__text {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

@keyframes loaderSpin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes loaderPulse {
  0%,
  100% {
    transform: scale(0.9);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.15);
    opacity: 1;
  }
}

/* ================================
   13) Animations utilisées
   ================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ================================
   13bis) IA locale - illustration interactive
   ================================ */
.ia-visual {
  margin: var(--space-6) 0;
  display: flex;
  justify-content: center;
}

.ia-visual svg {
  width: 100%;
  height: auto;
  max-width: 560px;
  display: block;
}

.ia-clouds,
.ia-flows,
.ia-particles,
.ia-enterprise {
  transition: transform 0.6s ease, opacity 0.6s ease;
}

.ia-cloud {
  fill: rgba(248, 250, 252, 0.22);
}

.ia-flow {
  fill: none;
  stroke: rgba(248, 250, 252, 0.65);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 8 12;
  animation: iaFlow 3.2s linear infinite;
}

.flow-2 { animation-duration: 3.6s; }
.flow-3 { animation-duration: 3.8s; }
.flow-4 { animation-duration: 4s; }
.flow-5 { animation-duration: 4.4s; }
.flow-6 { animation-duration: 4.2s; }

.ia-particle {
  fill: rgba(248, 250, 252, 0.55);
  animation: iaParticle 5s ease-in-out infinite;
}

.ia-leaf {
  fill: rgba(34, 197, 94, 0.9);
  opacity: 0.9;
  transform-origin: center;
  animation: iaLeafDriftUpLeft 4.8s ease-in-out infinite;
}

.leaf-2 { animation: iaLeafDriftUpRight 5.4s ease-in-out infinite 0.4s; }
.leaf-3 { animation: iaLeafDriftDownLeft 6s ease-in-out infinite 0.2s; }
.leaf-4 { animation: iaLeafDriftDownRight 5.2s ease-in-out infinite 0.6s; }

.ia-enterprise .ia-building {
  fill: rgba(248, 250, 252, 0.95);
}

.ia-enterprise .ia-window {
  fill: rgba(30, 41, 59, 0.9);
}

.ia-enterprise text {
  fill: #F8FAFC;
  font-size: 16px;
  font-weight: 600;
}

.ia-server {
  fill: rgba(30, 58, 138, 0.8);
}

.ia-server-light {
  fill: #FF6B35;
}

.ia-shield {
  fill: rgba(59, 130, 246, 0.14);
  stroke: rgba(248, 250, 252, 0.35);
  stroke-width: 1.5;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.ia-shield-ring {
  fill: none;
  stroke: rgba(248, 250, 252, 0.6);
  stroke-width: 2;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.ia-spark {
  fill: rgba(255, 255, 255, 0.9);
  opacity: 0;
}

.ia-visual.ia-on .ia-shield,
.ia-visual.ia-on .ia-shield-ring {
  opacity: 1;
  animation: iaPulse 4s ease-in-out infinite;
}

.ia-visual.ia-on .cloud-1 { transform: translate(-18px, -10px); opacity: 0.7; }
.ia-visual.ia-on .cloud-2 { transform: translate(18px, -12px); opacity: 0.7; }
.ia-visual.ia-on .cloud-3 { transform: translate(-16px, 12px); opacity: 0.7; }
.ia-visual.ia-on .cloud-4 { transform: translate(16px, 10px); opacity: 0.7; }

.ia-visual.ia-on .ia-particle {
  animation-duration: 3.8s;
}

.ia-visual.ia-on .ia-leaf {
  animation: none;
  transform: translate(0, 0) scale(1);
  opacity: 1;
}

.ia-visual.ia-on .spark-1 { animation: iaSpark 1.6s ease-in-out infinite; }
.ia-visual.ia-on .spark-2 { animation: iaSpark 1.8s ease-in-out infinite 0.3s; }
.ia-visual.ia-on .spark-3 { animation: iaSpark 1.7s ease-in-out infinite 0.6s; }

@keyframes iaFlow {
  to {
    stroke-dashoffset: -30;
  }
}

@keyframes iaParticle {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

@keyframes iaLeafDriftUpLeft {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0.9;
  }
  60% {
    transform: translate(-90px, -60px) scale(0.85);
    opacity: 0.4;
  }
  100% {
    transform: translate(-130px, -90px) scale(0.7);
    opacity: 0;
  }
}

@keyframes iaLeafDriftUpRight {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0.9;
  }
  60% {
    transform: translate(90px, -60px) scale(0.85);
    opacity: 0.4;
  }
  100% {
    transform: translate(130px, -90px) scale(0.7);
    opacity: 0;
  }
}

@keyframes iaLeafDriftDownLeft {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0.9;
  }
  60% {
    transform: translate(-80px, 70px) scale(0.85);
    opacity: 0.4;
  }
  100% {
    transform: translate(-120px, 110px) scale(0.7);
    opacity: 0;
  }
}

@keyframes iaLeafDriftDownRight {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0.9;
  }
  60% {
    transform: translate(80px, 70px) scale(0.85);
    opacity: 0.4;
  }
  100% {
    transform: translate(120px, 110px) scale(0.7);
    opacity: 0;
  }
}

@keyframes iaPulse {
  0%, 100% {
    opacity: 0.75;
  }
  50% {
    opacity: 1;
  }
}

@keyframes iaSpark {
  0%, 70% {
    opacity: 0;
    transform: scale(0.6);
  }
  85% {
    opacity: 1;
    transform: scale(1.1);
  }
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
}

/* ================================
   14) Scroll reveal
   ================================ */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-reveal.revealed,
.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* ================================
   15) Device/Produit section
   ================================ */
.device {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: none;
  box-shadow: none;
  perspective: 1200px;
}

.device img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  transform: translateY(40px) scale(0.95);
  opacity: 0;
  will-change: transform, opacity;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1), 
              opacity 1.2s ease-out;
}

.device.active img {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.device:hover img {
  transform: scale(1.03) rotateX(2deg) rotateY(-2deg);
  transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ================================
   16) Utilitaires
   ================================ */
.stack > * + * { 
  margin-top: 1rem; 
}

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

.text-center { text-align: center; }
.pills, .badges { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pill { 
  background: rgba(255, 107, 53, 0.1); 
  color: var(--brand); 
  padding: 0.25rem 0.75rem; 
  border-radius: 100px; 
  font-size: 0.875rem; 
  font-weight: 500; 
}
.bullets { list-style: none; padding: 0; }
.bullets li { 
  position: relative; 
  padding-left: 1.5rem; 
  margin-bottom: 0.5rem; 
}
.bullets li::before { 
  content: "▸"; 
  position: absolute; 
  left: 0; 
  color: var(--brand); 
  font-weight: bold;
}

/* ================================
   17) Module compat / produit
   ================================ */
.module-compat {
  padding: var(--space-16) 0;
}

.glass {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.cta-row {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

/* ================================
   18) Responsive design
   ================================ */
@media (max-width: 1280px) {
  :root {
    --container: min(1024px, 100% - 2rem);
  }
}

@media (max-width: 1024px) {
  :root {
    --container: min(768px, 100% - 2rem);
    --mobile-grad-a: linear-gradient(135deg, #0F172A 0%, #1E3A8A 55%, #FF6B35 100%);
    --mobile-grad-b: linear-gradient(315deg, #0F172A 0%, #1E3A8A 55%, #FF6B35 100%);
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  main > section {
    background: var(--mobile-grad-a);
    color: #F8FAFC;
  }

  main > section:nth-of-type(even) {
    background: var(--mobile-grad-b);
  }

  section[aria-labelledby="module-compat-titre"] {
    background: var(--mobile-grad-a);
  }

  .section-gradient {
    background: linear-gradient(135deg, #0B1220 0%, #111C3D 55%, #1E293B 100%);
    color: #F8FAFC;
  }

  .section-gradient h1,
  .section-gradient h2,
  .section-gradient h3,
  .section-gradient p,
  .section-gradient li,
  .section-gradient a {
    color: inherit;
  }

  main > section h1,
  main > section h2,
  main > section h3,
  main > section p,
  main > section li,
  main > section a {
    color: inherit;
  }

  .hero--home,
  .hero--page {
    background-image: none;
  }

  .section-light::before,
  .section-dark::before,
  .section-offset::after {
    content: none;
  }

  main > section {
    margin: 0;
  }

  p {
    opacity: 1;
  }

  .card,
  .card h3,
  .card p,
  .card li,
  .card a {
    color: #0F172A;
  }

  .section-dark .btn-secondary,
  .section-gradient .btn-secondary {
    background: #F8FAFC;
    color: #0F172A;
    border-color: rgba(248, 250, 252, 0.6);
  }

  .section-dark .btn-secondary:hover,
  .section-gradient .btn-secondary:hover {
    background: #F8FAFC;
    color: #0F172A;
    border-color: rgba(248, 250, 252, 0.8);
  }
}

@media (max-width: 900px) { 
  .grid-2, .grid-3 { 
    grid-template-columns: 1fr; 
  } 
}

@media (max-width: 768px) {
  :root {
    --container: 100%;
    --space-8: 1.5rem;
    --space-12: 2rem;
    --space-16: 3rem;
    --space-24: 4rem;
  }
  
  .grid-2,
  .grid-3,
  .grid-auto {
    grid-template-columns: 1fr;
  }
  
  h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  h2 {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }
  
  .hero__inner {
    text-align: center;
    padding: var(--space-8) var(--space-4);
  }

  .hero__content {
    justify-items: center;
    text-align: center;
  }

  .hero__lead {
    font-size: 1.1rem;
  }

  .hero__cta {
    width: 100%;
    align-items: stretch;
  }

  .hero__cta .btn {
    width: 100%;
    justify-content: center;
  }
  
  .cta-row {
    flex-direction: column;
  }
  
  .hide-mobile {
    display: none;
  }

  .ia-flow.is-extra,
  .ia-particle.is-extra {
    display: none;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 0.95rem;
  }
  
  .btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
  }
  
  .card {
    padding: var(--space-6);
  }
}

/* ================================
   19) Mode d'impression
   ================================ */
@media print {
  :root {
    --bg: white;
    --txt: black;
    --brand: black;
    --muted: #666;
  }
  
  body {
    background: white;
    color: black;
  }
  
  header,
  footer,
  nav,
  .no-print {
    display: none !important;
  }
  
  a {
    color: black;
    text-decoration: underline;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ================================
   20) Préférences de mouvement réduit
   ================================ */
@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .ia-flow,
  .ia-particle,
  .ia-leaf,
  .ia-spark,
  .ia-shield,
  .ia-shield-ring {
    animation: none !important;
  }

  .ia-spark {
    opacity: 0 !important;
  }
}

/* ================================
   21) Support haute résolution
   ================================ */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* ================================
   22) Focus visible pour accessibilité
   ================================ */
:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ================================
   23) Conteneur principal et sections
   ================================ */
main {
  min-height: calc(100vh - 80px);
  position: relative;
}

main > section {
  position: relative;
  overflow: hidden;
}

main > section > div {
  width: var(--container);
  margin-inline: auto;
  padding-block: clamp(3rem, 8vw, 6rem);
}

section + section {
  margin-top: var(--space-16);
  border-top: 1px solid var(--border);
  padding-top: var(--space-16);
}

section:nth-child(even) {
  background: var(--bg-secondary);
}