/* =============================================
   AZEKA CONSULTING — Design System
   Charte graphique officielle V2 Europe–Afrique
   Palette V2 : Bleu Nuit Spatial #0A1E3F | Bleu IA Électrique #1C5CFF
   Cyan IA #00D4FF | Violet IA #8C3DFF | Vert Afrique #39C27D | Or #F4C542
   ============================================= */

/* --- Google Fonts : charge via <link> dans le HTML pour eviter le render-blocking --- */

/* --- CSS Custom Properties --- */
:root {
  /* Backgrounds — Palette officielle V2 Bleu Nuit Spatial */
  --bg-primary: #0A1E3F;
  --bg-secondary: #071428;
  --bg-tertiary: #0F2A4F;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(28, 92, 255, 0.10);
  --bg-nav: rgba(10, 30, 63, 0.92);

  /* Palette officielle V2 */
  --accent-green: #39C27D;
  /* Vert Afrique — CTA / racines */
  --accent-green-dim: rgba(57, 194, 125, 0.15);
  --accent-green-glow: 0 0 30px rgba(57, 194, 125, 0.3);
  --accent-blue: #1C5CFF;
  /* Bleu IA Électrique — circuits / effets lumineux */
  --accent-blue-dim: rgba(28, 92, 255, 0.18);
  --accent-cyan: #00D4FF;
  /* Cyan IA — accents dynamiques */
  --accent-cyan-dim: rgba(0, 212, 255, 0.15);
  --accent-violet: #8C3DFF;
  /* Violet IA — transition feuillage nord */
  --accent-violet-dim: rgba(140, 61, 255, 0.15);
  --accent-gold: #F4C542;
  /* Jaune Or Lumière — halo énergétique */
  --accent-blue-light: #00D4FF;
  --accent-blue-glow: 0 0 30px rgba(28, 92, 255, 0.4);

  /* Dégradé signature officiel V2 : Cyan → Violet → Vert */
  --accent-gradient: linear-gradient(135deg, #1C5CFF, #00D4FF, #8C3DFF);
  --accent-gradient-hover: linear-gradient(135deg, #00D4FF, #8C3DFF, #39C27D);
  --accent-gradient-h: linear-gradient(90deg, #00D4FF, #8C3DFF, #39C27D);
  --accent-gradient-full: linear-gradient(90deg, #00D4FF, #8C3DFF, #39C27D, #F4C542);

  /* Text */
  --text-primary: #F2F4F7;
  /* Blanc Institutionnel */
  --text-secondary: #a8b8cc;
  --text-muted: #8A9BB5;

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-blue: rgba(28, 92, 255, 0.25);
  --glass-blur: 20px;

  /* Spacing */
  --section-padding: 120px 0;
  --container-width: 1200px;
  --container-padding: 0 24px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--accent-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-blue-light);
}

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

/* --- Image protection: disable drag and context menu --- */
img.protected {
  -webkit-user-drag: none;
  user-select: none;
  pointer-events: none;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
}

h4 {
  font-size: 1.15rem;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-green);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.section-title {
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.8;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .section-subtitle {
  margin: 0 auto;
}

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

section {
  padding: var(--section-padding);
  position: relative;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-lg);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  white-space: nowrap;
  letter-spacing: 0.3px;
}

/* Bouton primaire : Dégradé Cyan → Violet (CTA principal) */
.btn-primary {
  background: linear-gradient(135deg, #00D4FF, #8C3DFF);
  color: #fff;
  box-shadow:
    0 4px 20px rgba(0, 212, 255, 0.3),
    0 0 40px rgba(140, 61, 255, 0.15);
  position: relative;
  z-index: 1;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #00E5FF, #A855F7);
  transform: translateY(-2px);
  box-shadow:
    0 8px 32px rgba(0, 212, 255, 0.45),
    0 0 60px rgba(140, 61, 255, 0.25);
  color: #fff;
}

/* Bouton secondaire : glassmorphism + contour Cyan */
.btn-secondary {
  background: rgba(0, 212, 255, 0.06);
  color: var(--text-primary);
  border: 1.5px solid rgba(0, 212, 255, 0.35);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: rgba(0, 212, 255, 0.12);
  border-color: var(--accent-cyan);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

.btn-icon {
  font-size: 1.1em;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* --- Glass Card --- */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  padding: 32px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.2), rgba(140, 61, 255, 0.2), transparent);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--glass-border-blue);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(23, 74, 156, 0.15);
}

/* =============================================
   NAVIGATION
   ============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: var(--bg-nav);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(23, 74, 156, 0.2);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo nav — hexagone SVG */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 1px;
}

.nav-logo:hover {
  color: var(--text-primary);
}

.nav-logo-svg {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3));
  transition: filter var(--transition-base);
}

.nav-logo:hover .nav-logo-svg {
  filter: drop-shadow(0 0 12px rgba(0, 212, 255, 0.5));
}


.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-azeka {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 3px;
  color: var(--text-primary);
}

.nav-logo-consulting {
  font-weight: 300;
  font-size: 0.65rem;
  letter-spacing: 4px;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width var(--transition-base);
  border-radius: 2px;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-links a.nav-active {
  color: var(--text-primary);
}

.nav-links a.nav-active::after {
  width: 100%;
}

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.82rem !important;
  letter-spacing: 0.5px !important;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Fond : courbure terrestre géométrique subtile */
.hero::before {
  content: '';
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 160%;
  height: 70%;
  background: radial-gradient(ellipse at center bottom, rgba(23, 74, 156, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  pointer-events: none;
}

#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Orbes remplacées par des lueurs institutionnelles */
.hero-gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.18;
  z-index: 0;
}

.hero-gradient-orb.green {
  width: 600px;
  height: 600px;
  background: var(--accent-green);
  top: 5%;
  right: -15%;
  animation: float-orb 10s ease-in-out infinite;
}

.hero-gradient-orb.blue {
  width: 500px;
  height: 500px;
  background: var(--accent-blue);
  bottom: 5%;
  left: -10%;
  animation: float-orb 12s ease-in-out infinite reverse;
}

@keyframes float-orb {

  0%,
  100% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(20px, -20px);
  }
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(28, 92, 255, 0.12);
  border: 1px solid rgba(28, 92, 255, 0.3);
  border-radius: 100px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(57, 194, 125, 0.4);
  }

  50% {
    opacity: 0.8;
    transform: scale(1.2);
    box-shadow: 0 0 0 6px rgba(57, 194, 125, 0);
  }
}

.hero h1 {
  margin-bottom: 24px;
  letter-spacing: -1px;
  font-weight: 800;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 40px;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: left;
}

.hero-stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  font-family: 'Sora', sans-serif;
}

/* Visuel hero droite : logo arbre animé */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-logo-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Logo PNG officiel dans le hero */
.hero-logo-png {
  width: 300px;
  height: 260px;
  object-fit: cover;
  object-position: 8% 78%;
  border-radius: 6px;
  animation: hero-logo-float 8s ease-in-out infinite;
  filter: drop-shadow(0 0 40px rgba(57, 183, 122, 0.3)) drop-shadow(0 0 80px rgba(23, 74, 156, 0.2));
}

/* Bannière officielle de la charte dans le hero */
.hero-banner-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 212, 255, 0.2);
  box-shadow:
    0 0 40px rgba(0, 212, 255, 0.15),
    0 0 80px rgba(28, 92, 255, 0.1),
    0 20px 60px rgba(0, 0, 0, 0.4);
  animation: hero-logo-float 8s ease-in-out infinite;
  overflow: hidden;
}

.hero-banner-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
}

@keyframes hero-logo-float {

  0%,
  100% {
    transform: translateY(0px);
    filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.25)) drop-shadow(0 0 80px rgba(28, 92, 255, 0.2));
  }

  50% {
    transform: translateY(-12px);
    filter: drop-shadow(0 0 60px rgba(0, 212, 255, 0.4)) drop-shadow(0 0 100px rgba(28, 92, 255, 0.3));
  }
}

/* Halo géométrique autour du logo */
.hero-logo-halo {
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: 50%;
  animation: halo-pulse 4s ease-in-out infinite;
}

.hero-logo-halo::before {
  content: '';
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(28, 92, 255, 0.08);
  border-radius: 50%;
}

@keyframes halo-pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.6;
  }

  50% {
    transform: scale(1.04);
    opacity: 1;
  }
}

/* Badges flottants côté visuel */
.hero-float-badge {
  position: absolute;
  background: rgba(10, 30, 63, 0.9);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.hero-float-badge.badge-tl {
  top: 30px;
  left: -20px;
  color: var(--accent-green);
  animation: float-badge 6s ease-in-out infinite;
}

.hero-float-badge.badge-br {
  bottom: 40px;
  right: -20px;
  color: var(--accent-cyan);
  animation: float-badge 7s ease-in-out infinite reverse;
}

@keyframes float-badge {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

/* =============================================
   SERVICES SECTION
   ============================================= */
.services {
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

/* Grille IA : 3 + 2 centrees */
.services-grid-ia {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.services-grid-ia .service-card-ia:nth-child(1),
.services-grid-ia .service-card-ia:nth-child(2),
.services-grid-ia .service-card-ia:nth-child(3) {
  grid-column: span 2;
}

.services-grid-ia .service-card-ia:nth-child(4) {
  grid-column: 2 / 4;
}

.services-grid-ia .service-card-ia:nth-child(5) {
  grid-column: 4 / 6;
}

.service-card-ia {
  padding: 28px;
  text-align: center;
}

.service-card-ia .card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 20px;
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.service-card-ia:nth-child(2) .card-icon {
  background: var(--accent-blue-dim);
  color: var(--accent-cyan);
}

.service-card-ia:nth-child(3) .card-icon {
  background: var(--accent-violet-dim);
  color: var(--accent-violet);
}

.service-card-ia:nth-child(4) .card-icon {
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
}

.service-card-ia:nth-child(5) .card-icon {
  background: var(--accent-blue-dim);
  color: var(--accent-blue);
}

.service-card-ia h4 {
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card-ia p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
}

.service-card {
  padding: 40px;
}

.service-card .card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.service-card.data-card .card-icon {
  background: var(--accent-blue-dim);
  color: var(--accent-cyan);
}

.service-card.ia-card .card-icon {
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.service-card h3 {
  margin-bottom: 12px;
  font-weight: 700;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
  line-height: 1.75;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Marqueur data-card : bleu europe */
.data-card .service-features li::before {
  content: '▸';
  color: var(--accent-cyan);
  font-weight: bold;
  flex-shrink: 0;
}

/* Marqueur ia-card : vert afrique */
.ia-card .service-features li::before {
  content: '▸';
  color: var(--accent-green);
  font-weight: bold;
  flex-shrink: 0;
}

.services-sub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-sub-card {
  padding: 28px;
  text-align: center;
}

.service-sub-card .card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 16px;
  background: var(--accent-blue-dim);
  color: var(--accent-cyan);
}

.service-sub-card:nth-child(2) .card-icon {
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.service-sub-card h4 {
  margin-bottom: 8px;
  font-weight: 600;
}

.service-sub-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* =============================================
   EXPERTISE / ABOUT SECTION
   ============================================= */
.expertise {
  background: var(--bg-primary);
}

.expertise-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.expertise-visual {
  position: relative;
}

.expertise-avatar {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
  border: 1px solid var(--glass-border-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

/* Accent dégradé en haut de la carte avatar */
.expertise-avatar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient-h);
}

.expertise-avatar-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.expertise-avatar-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
  padding: 32px;
}

.expertise-avatar-icon {
  font-size: 4rem;
  line-height: 1;
}

.expertise-avatar-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.expertise-float-badge {
  position: absolute;
  background: rgba(10, 30, 63, 0.95);
  border: 1px solid var(--glass-border-blue);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  animation: float-badge 6s ease-in-out infinite;
}

.expertise-float-badge.badge-top {
  top: -10px;
  right: -20px;
  color: var(--accent-green);
}

.expertise-float-badge.badge-bottom {
  bottom: 20px;
  left: -20px;
  animation-delay: -3s;
  color: var(--accent-cyan);
}

.expertise-content h2 {
  margin-bottom: 20px;
}

.expertise-bio {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.85;
  margin-bottom: 32px;
}

.expertise-values {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  background: var(--accent-blue-dim);
}

.value-item:nth-child(2) .value-icon {
  background: var(--accent-green-dim);
}

.value-item:nth-child(3) .value-icon {
  background: linear-gradient(135deg, var(--accent-blue-dim), var(--accent-green-dim));
}

.value-content h4 {
  margin-bottom: 4px;
  font-weight: 600;
}

.value-content p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* =============================================
   TECHNOLOGIES SECTION
   ============================================= */
.technologies {
  background: var(--bg-secondary);
}

.tech-category {
  margin-bottom: 40px;
}

.tech-category:last-child {
  margin-bottom: 0;
}

.tech-category-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--glass-border);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 24px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: default;
}

.tech-item:hover {
  background: var(--accent-blue-dim);
  border-color: rgba(28, 92, 255, 0.2);
  transform: translateY(-4px);
  box-shadow: var(--accent-blue-glow);
}

.tech-item:nth-child(even):hover {
  background: var(--accent-green-dim);
  border-color: rgba(57, 194, 125, 0.4);
  box-shadow: var(--accent-green-glow);
}

.tech-icon {
  font-size: 2rem;
  line-height: 1;
}

.tech-name {
  font-size: 0.78rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  color: var(--text-secondary);
  text-align: center;
  letter-spacing: 0.3px;
}

/* =============================================
   REFERENCES / CLIENTS SECTION
   ============================================= */
.references {
  background: var(--bg-primary);
  overflow: hidden;
}

/* --- Project Cards --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 0;
}

/* Centrer la derniere carte si impaire */
.projects-grid .project-card:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  max-width: calc(50% - 14px);
  margin: 0 auto;
}

.project-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.project-company {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-cyan);
}

.project-role {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  font-family: 'Montserrat', sans-serif;
}

.project-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.75;
  flex: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-tag {
  padding: 4px 12px;
  background: var(--accent-blue-dim);
  color: var(--accent-cyan);
  font-size: 0.72rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  border-radius: 100px;
  letter-spacing: 0.3px;
}

.projects-note {
  text-align: center;
  font-size: 0.88rem;
  font-style: italic;
  color: var(--text-muted);
  margin-top: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

.logos-track {
  display: flex;
  animation: scroll-logos 30s linear infinite;
  gap: 64px;
  width: max-content;
}

.logos-track:hover {
  animation-play-state: paused;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  height: 80px;
  padding: 16px 32px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.logo-item:hover {
  background: var(--accent-blue-dim);
  border-color: rgba(28, 92, 255, 0.35);
}

.logo-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 2px;
  white-space: nowrap;
  opacity: 0.6;
  transition: opacity var(--transition-base);
}

.logo-item:hover .logo-text {
  opacity: 1;
  color: var(--text-primary);
}

@keyframes scroll-logos {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* =============================================
   FLAGSHIP PROJECT SECTION
   ============================================= */
.flagship {
  background: var(--bg-secondary);
}

.flagship-card {
  padding: 0;
  overflow: hidden;
  position: relative;
}

.flagship-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(57, 194, 125, 0.15), rgba(57, 194, 125, 0.05));
  border: 1px solid rgba(57, 194, 125, 0.3);
  border-radius: 100px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-green);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.flagship-content {
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.flagship-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.flagship-subtitle {
  font-size: 1.05rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-bottom: 16px;
}

.flagship-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
  max-width: 720px;
  margin-bottom: 28px;
}

.flagship-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.flagship-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.flagship-feature svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.flagship-stack h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.flagship-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 768px) {
  .flagship-content {
    padding: 32px 24px;
  }

  .flagship-badge {
    position: static;
    display: inline-block;
    margin-bottom: 16px;
  }
}

/* =============================================
   TESTIMONIALS SECTION
   ============================================= */
.testimonials {
  background: var(--bg-primary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.testimonial-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.testimonial-quote-icon {
  color: var(--accent-violet);
  opacity: 0.4;
  margin-bottom: 12px;
  flex-shrink: 0;
}

.testimonial-quote p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.8;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan-dim), var(--accent-violet-dim));
  border: 1px solid var(--glass-border-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.testimonial-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

@media (max-width: 1024px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
  }
}

/* =============================================
   BLOG SECTION
   ============================================= */
.blog {
  background: var(--bg-secondary);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  padding: 0;
  overflow: hidden;
}

.blog-card-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-primary));
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Bande dégradé signature en bas de l'image */
.blog-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient-h);
}

.blog-card-image .blog-icon {
  font-size: 3rem;
  opacity: 0.25;
}

.blog-card-content {
  padding: 28px;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.blog-card-tag {
  padding: 3px 10px;
  background: var(--accent-blue-dim);
  color: var(--accent-cyan);
  font-size: 0.72rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  border-radius: 100px;
  letter-spacing: 0.3px;
}

.blog-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  transition: color var(--transition-fast);
  font-weight: 700;
}

.blog-card:hover h3 {
  color: var(--accent-green);
}

.blog-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.65;
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.83rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  color: var(--accent-green);
  letter-spacing: 0.3px;
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card-link {
  gap: 10px;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact {
  background: var(--bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h3 {
  margin-bottom: 16px;
  font-weight: 700;
}

.contact-info>p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.75;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-blue-dim);
  border: 1px solid var(--glass-border-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-method-text {
  display: flex;
  flex-direction: column;
}

.contact-method-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-method-value {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-socials {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--accent-green-dim);
  border-color: rgba(57, 194, 125, 0.4);
  color: var(--accent-green);
  transform: translateY(-2px);
}

.contact-form-card {
  padding: 36px;
}

/* Bande dégradé signature en haut du formulaire */
.contact-form-card::after {
  display: none;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  transition: all var(--transition-base);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(28, 92, 255, 0.15);
}

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

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

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-group input.error,
.form-group textarea.error {
  border-color: #ef4444;
}

.form-error {
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 4px;
  display: none;
}

.form-error.visible {
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 32px;
}

.form-success.visible {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.form-success-icon {
  font-size: 3rem;
}

.form-success h3 {
  color: var(--accent-green);
}

.form-success p {
  color: var(--text-secondary);
}

/* Calendly Section */
.calendly-section {
  margin-top: 40px;
  text-align: center;
}

.calendly-section h3 {
  margin-bottom: 12px;
  font-weight: 700;
}

.calendly-section p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

/* Override Google Calendar button to match Azeka design system */
.calendly-section button.calendar-button {
  background: linear-gradient(135deg, #00D4FF, #8C3DFF) !important;
  border: none !important;
  border-radius: var(--radius-lg) !important;
  font-family: 'Montserrat', sans-serif !important;
  font-weight: 600 !important;
  font-size: 0.92rem !important;
  padding: 14px 32px !important;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3), 0 0 40px rgba(140, 61, 255, 0.15) !important;
  cursor: pointer !important;
  transition: all 0.3s ease !important;
  letter-spacing: 0.3px !important;
}

.calendly-section button.calendar-button:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.45), 0 0 60px rgba(140, 61, 255, 0.25) !important;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 64px 0 32px;
  position: relative;
}

/* Bande dégradé signature en haut du footer */
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient-full);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.75;
  margin-top: 8px;
  max-width: 300px;
}

.footer-brand-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-style: italic;
  color: var(--accent-green);
  margin-top: 6px;
  letter-spacing: 0.3px;
}

.footer-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  font-family: 'Sora', sans-serif;
}

.footer-links a:hover {
  color: var(--accent-green);
  transform: translateX(4px);
  display: inline-block;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: 'Sora', sans-serif;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: 'Sora', sans-serif;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--text-secondary);
}

/* =============================================
   SCROLL ANIMATIONS
   ============================================= */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered animation delays */
.stagger-1 {
  transition-delay: 0.1s;
}

.stagger-2 {
  transition-delay: 0.2s;
}

.stagger-3 {
  transition-delay: 0.3s;
}

.stagger-4 {
  transition-delay: 0.4s;
}

.stagger-5 {
  transition-delay: 0.5s;
}

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

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px 0;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-visual {
    order: -1;
  }

  .hero-logo-svg {
    width: 260px;
    height: 260px;
  }

  .hero-logo-halo {
    width: 320px;
    height: 320px;
  }

  .hero-description {
    margin: 0 auto 40px;
  }

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

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

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

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

  .services-grid-ia {
    grid-template-columns: 1fr 1fr;
  }

  .services-grid-ia .service-card-ia:nth-child(1),
  .services-grid-ia .service-card-ia:nth-child(2),
  .services-grid-ia .service-card-ia:nth-child(3),
  .services-grid-ia .service-card-ia:nth-child(4),
  .services-grid-ia .service-card-ia:nth-child(5) {
    grid-column: span 1;
  }

  .services-grid-ia .service-card-ia:nth-child(5) {
    grid-column: 1 / -1;
    max-width: 50%;
    margin: 0 auto;
  }

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

  .expertise-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .expertise-visual {
    order: -1;
    display: flex;
    justify-content: center;
  }

  .expertise-avatar {
    max-width: 350px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    z-index: 1000;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 1.2rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-float-badge {
    display: none;
  }

  .hero-logo-svg {
    width: 200px;
    height: 200px;
  }

  .hero-logo-halo {
    width: 250px;
    height: 250px;
  }

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

  .hero-stats {
    justify-content: center;
    gap: 32px;
  }

  .services-grid-ia {
    grid-template-columns: 1fr;
  }

  .services-grid-ia .service-card-ia:nth-child(5) {
    max-width: 100%;
  }

  .services-sub-grid {
    grid-template-columns: 1fr;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .section-header {
    margin-bottom: 48px;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

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

  .logo-item {
    min-width: 140px;
    padding: 12px 20px;
  }

  .logo-text {
    font-size: 0.9rem;
  }
}

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

  .fade-in,
  .fade-in-left,
  .fade-in-right {
    opacity: 1;
    transform: none;
  }

  .hero-gradient-orb {
    animation: none;
  }

  .logos-track {
    animation: none;
  }

  #particle-canvas {
    display: none;
  }
}

/* =============================================
   FOCUS VISIBLE
   ============================================= */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

/* Back to top button */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00D4FF, #8C3DFF);
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 999;
}

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

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.45);
}

/* Skip to content link */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  z-index: 10000;
  transition: top 0.2s ease;
}

.skip-to-content:focus {
  top: 12px;
  color: #fff;
}