/* ============================================================
   UNIVERS VR – Feuille de styles v2
   Palette : #0A0A0F (fond) | #7B2FBE (violet) | #00D4FF (cyan)
   ============================================================ */

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

:root {
  --violet:       #7B2FBE;
  --violet-light: #9B4FDE;
  --cyan:         #00D4FF;
  --cyan-dark:    #00A8CC;
  --green:        #00C853;
  --bg-dark:      #0A0A0F;
  --bg-card:      #111118;
  --bg-card-2:    #16161F;
  --text:         #E8E8F0;
  --text-muted:   #8888A0;
  --border:       rgba(123, 47, 190, 0.25);
  --glow-violet:  rgba(123, 47, 190, 0.4);
  --glow-cyan:    rgba(0, 212, 255, 0.35);
  --font-title:   'Orbitron', sans-serif;
  --font-body:    'Inter', sans-serif;
  --radius:       12px;
  --radius-lg:    20px;
  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width:    1200px;
  --nav-h:        72px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background-color: var(--bg-dark);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  cursor: none;
}

@media (hover: none) { body { cursor: auto; } }

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: none; border: none; background: none; font: inherit; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--violet); border-radius: 3px; }
::selection { background: var(--violet); color: #fff; }

.container {
  width: min(var(--max-width), 100% - 2rem);
  margin-inline: auto;
}

.gradient-text {
  background: linear-gradient(135deg, var(--violet-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section { padding-block: clamp(5rem, 10vw, 8rem); position: relative; }

/* ============================================================
   CURSEUR PERSONNALISÉ
   ============================================================ */
.custom-cursor {
  position: fixed;
  width: 36px; height: 36px;
  border: 2px solid var(--violet-light);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, border-color 0.2s, background 0.15s;
  mix-blend-mode: difference;
}
.custom-cursor.hovered {
  width: 56px; height: 56px;
  background: rgba(123, 47, 190, 0.15);
  border-color: var(--cyan);
}
.custom-cursor-dot {
  position: fixed;
  width: 6px; height: 6px;
  background: var(--violet-light);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: transform 0.05s;
  box-shadow: 0 0 8px var(--violet);
}

@media (hover: none) {
  .custom-cursor, .custom-cursor-dot { display: none; }
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border), 0 8px 32px rgba(0,0,0,0.4);
}

.nav-container {
  width: min(var(--max-width), 100% - 2rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: opacity var(--transition);
}
.nav-logo:hover { opacity: 0.8; }

.logo-icon {
  font-size: 1.5rem;
  color: var(--cyan);
  display: inline-block;
  animation: logoPulse 3s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { filter: drop-shadow(0 0 4px var(--cyan)); transform: scale(1); }
  50%       { filter: drop-shadow(0 0 12px var(--violet-light)); transform: scale(1.15); }
}
.logo-accent { color: var(--cyan); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.nav-link {
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
  overflow: hidden;
}
/* Underline animée gauche → droite */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 0.9rem;
  width: calc(100% - 1.8rem);
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  border-radius: 1px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-link:hover { color: var(--text); }
.nav-link:hover::after { transform: scaleX(1); }

/* Indicateur page active */
.nav-link.active { color: var(--cyan); }
.nav-link.active::before {
  content: '';
  position: absolute;
  top: 50%; right: 6px;
  transform: translateY(-50%);
  width: 5px; height: 5px;
  background: var(--violet-light);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--violet);
}
.nav-link.active::after { transform: scaleX(1); }

.nav-link.nav-cta {
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  color: #fff;
  padding: 0.5rem 1.25rem;
}
.nav-link.nav-cta::after, .nav-link.nav-cta::before { display: none; }
.nav-link.nav-cta:hover {
  background: linear-gradient(135deg, var(--violet-light), var(--cyan-dark));
  box-shadow: 0 0 20px var(--glow-violet);
  color: #fff;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
  transition: background var(--transition);
  cursor: pointer;
}
.nav-toggle:hover { background: rgba(255,255,255,0.06); }
.hamburger {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s;
}
.nav-toggle.open .hamburger:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open .hamburger:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open .hamburger:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-block: calc(var(--nav-h) + 2rem) 4rem;
}

#particleCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: 0.6;
}

.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  transition: transform 0.1s ease-out;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(123, 47, 190, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
  padding-inline: 1rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
  font-weight: 300;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--violet), transparent);
  animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.6); opacity: 0.4; }
}
.scroll-text {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-body);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  -webkit-user-select: none;
  user-select: none;
}

/* Ripple effect */
.ripple::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  width: 0; height: 0;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  transition: none;
  pointer-events: none;
}
.ripple.ripple-active::after {
  animation: rippleAnim 0.55s ease-out forwards;
}
@keyframes rippleAnim {
  0%   { width: 0; height: 0; opacity: 0.6; transform: translate(-50%, -50%) scale(0); }
  100% { width: 300px; height: 300px; opacity: 0; transform: translate(-50%, -50%) scale(1); }
}

.btn-primary {
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  color: #fff;
  box-shadow: 0 4px 24px var(--glow-violet);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--glow-violet);
}

.btn-secondary {
  background: transparent;
  color: var(--cyan);
  border: 1.5px solid var(--cyan);
}
.btn-secondary:hover {
  background: rgba(0, 212, 255, 0.08);
  box-shadow: 0 0 24px var(--glow-cyan);
  transform: translateY(-2px);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  background: #25D366;
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 0.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn-whatsapp:hover {
  background: #1ebe5b;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  color: #fff;
}

.btn-full { width: 100%; justify-content: center; }
.btn-icon { font-size: 1.1rem; }

/* ============================================================
   STATS SECTION
   ============================================================ */
.stats-section {
  padding-block: 3rem;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
  border-block: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(123,47,190,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(17,17,24,0.5);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.stat-item:hover {
  border-color: rgba(0,212,255,0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.25);
}

.stat-item .stat-number {
  display: block;
  font-family: var(--font-title);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
}
.stat-item .stat-plus {
  color: var(--violet-light);
  font-weight: 700;
  font-size: 1.5rem;
}
.stat-item .stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
  margin-bottom: 0.75rem;
  padding: 0.3rem 0.9rem;
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 50px;
  background: rgba(0, 212, 255, 0.06);
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-inline: auto;
  line-height: 1.7;
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
/* Border glow animé au hover */
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan), var(--violet));
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity var(--transition);
  animation: borderGlow 3s linear infinite;
}
@keyframes borderGlow {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(123, 47, 190, 0.6);
  box-shadow: 0 20px 48px rgba(0,0,0,0.3), 0 0 0 1px rgba(123,47,190,0.15), 0 0 32px rgba(123,47,190,0.12);
}
.service-card:hover::before { opacity: 1; }

.service-card.featured {
  border-color: rgba(0, 212, 255, 0.4);
  background: linear-gradient(135deg, var(--bg-card) 60%, rgba(0,212,255,0.05));
}
.service-card.featured::before { opacity: 1; }

.card-badge {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  background: linear-gradient(135deg, var(--violet), var(--cyan-dark));
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.card-icon {
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(123, 47, 190, 0.12);
  border: 1px solid rgba(123, 47, 190, 0.3);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  color: var(--violet-light);
  transition: background var(--transition), color var(--transition);
}
.card-icon svg { width: 26px; height: 26px; }
.service-card:hover .card-icon { background: rgba(0,212,255,0.1); color: var(--cyan); }

.service-card h3 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.card-list { display: flex; flex-direction: column; gap: 0.5rem; }
.card-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.card-list li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
  box-shadow: 0 0 6px var(--cyan);
}

/* ============================================================
   FORMATION
   ============================================================ */
.formation {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 50%, var(--bg-dark) 100%);
}

.formation-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.formation-highlight {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  transition: border-color var(--transition), transform var(--transition);
}
.formation-highlight:hover { border-color: var(--violet); transform: translateX(4px); }

.highlight-number {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 900;
  color: var(--violet-light);
  min-width: 70px;
  text-align: center;
  line-height: 1;
}
.highlight-text { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }

.formation-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.formation-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.formation-card:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 47, 190, 0.5);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.fcard-icon {
  font-size: 2rem; flex-shrink: 0;
  filter: drop-shadow(0 0 8px var(--glow-violet));
}

.fcard-content h3 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}
.fcard-content p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.6; }

/* ============================================================
   RÉALISATIONS
   ============================================================ */
.realisations { background: var(--bg-dark); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.portfolio-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,212,255,0.12);
}

.portfolio-img-wrap {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-card-2);
}
.portfolio-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}
.portfolio-card:hover .portfolio-img-wrap img { transform: scale(1.08); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(123,47,190,0.7) 100%);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0.75rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }

.overlay-tag {
  background: rgba(123, 47, 190, 0.9);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  backdrop-filter: blur(4px);
  align-self: flex-start;
}

.overlay-see {
  align-self: center;
  margin: auto;
  opacity: 0.9;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
  transform: scale(0.85);
  transition: transform var(--transition);
}
.portfolio-card:hover .overlay-see { transform: scale(1); }

.portfolio-info { padding: 1.25rem; }

.portfolio-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}
.meta-date, .meta-place {
  font-size: 0.72rem;
  color: var(--cyan);
  background: rgba(0,212,255,0.07);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(0,212,255,0.15);
}

.portfolio-info h3 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}
.portfolio-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.portfolio-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
  font-size: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: 50px;
  border: 1px solid rgba(0, 212, 255, 0.25);
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
  font-weight: 500;
}

/* ============================================================
   ACTUALITÉS
   ============================================================ */
.actualites {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-card) 100%);
}

.actu-tabs {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.actu-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  border: 1.5px solid var(--border);
  background: transparent;
  transition: all var(--transition);
  cursor: pointer;
}
.actu-tab:hover { color: var(--text); border-color: rgba(123,47,190,0.4); }
.actu-tab.active {
  color: #fff;
  background: linear-gradient(135deg, var(--violet), var(--violet-light));
  border-color: transparent;
  box-shadow: 0 4px 20px var(--glow-violet);
}

.tab-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.tab-dot-green { background: var(--green); box-shadow: 0 0 6px var(--green); }
.tab-dot-violet { background: var(--violet-light); box-shadow: 0 0 6px var(--violet); }

.actu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.actu-card {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.actu-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.35), 0 0 0 1px rgba(123,47,190,0.15);
  border-color: rgba(123,47,190,0.35);
}

.actu-img-wrap {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-card-2);
}
.actu-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.actu-card:hover .actu-img-wrap img { transform: scale(1.06); }

.actu-badge {
  position: absolute;
  top: 0.75rem; left: 0.75rem;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.badge-avenir {
  background: rgba(0, 200, 83, 0.9);
  color: #fff;
  box-shadow: 0 0 12px rgba(0,200,83,0.4);
}
.badge-passe {
  background: rgba(123, 47, 190, 0.9);
  color: #fff;
  box-shadow: 0 0 12px rgba(123,47,190,0.4);
}

.actu-info { padding: 1.25rem; }

.actu-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.actu-info h3 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}
.actu-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.btn-actu {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--violet-light);
  border: 1.5px solid rgba(123,47,190,0.4);
  background: rgba(123,47,190,0.06);
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn-actu::after { content: ' →'; }
.btn-actu:hover {
  color: #fff;
  background: var(--violet);
  border-color: var(--violet);
  box-shadow: 0 4px 16px var(--glow-violet);
  transform: translateY(-1px);
}

/* Transition de filtre */
.actu-card.hide {
  animation: fadeOut 0.2s ease forwards;
}
.actu-card.show {
  animation: fadeIn 0.35s ease forwards;
}
@keyframes fadeOut {
  to { opacity: 0; transform: scale(0.97); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.97) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ============================================================
   TÉMOIGNAGES
   ============================================================ */
.temoignages {
  background: var(--bg-dark);
}

.temoignages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.temoignage-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  position: relative;
}
.temoignage-card::before {
  content: '"';
  position: absolute;
  top: 1rem; left: 1.5rem;
  font-size: 5rem;
  line-height: 1;
  font-family: Georgia, serif;
  color: rgba(123, 47, 190, 0.2);
  pointer-events: none;
}
.temoignage-card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.stars {
  color: #FFD700;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.temoignage-card p {
  color: var(--text-muted);
  font-size: 0.93rem;
  line-height: 1.75;
  font-style: italic;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.temoignage-author { display: flex; align-items: center; gap: 0.85rem; }
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--violet), var(--cyan-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.author-name {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  font-style: normal;
  color: var(--text);
}
.author-role { font-size: 0.78rem; color: var(--text-muted); }

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

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }

.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon {
  font-size: 1.5rem; flex-shrink: 0;
  margin-top: 0.1rem;
  filter: drop-shadow(0 0 6px var(--glow-violet));
}
.contact-item h3 {
  font-family: var(--font-title);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}
.contact-item p { font-size: 0.9rem; color: var(--text); line-height: 1.5; }
.contact-item a { color: var(--cyan); transition: color var(--transition); }
.contact-item a:hover { color: var(--violet-light); }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.form-group label span { color: var(--violet-light); }
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-dark);
  border: 1px solid rgba(123, 47, 190, 0.3);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238888A0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(123, 47, 190, 0.15);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.form-notice {
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.2em;
  color: var(--cyan);
}
.form-notice.error { color: #ff6b6b; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding-block: 3rem 1.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.65;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-address {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.8;
  font-style: normal;
}
.footer-address a { color: var(--cyan); transition: color var(--transition); }
.footer-address a:hover { color: var(--violet-light); }

.footer-nav h3, .footer-social h3 {
  font-family: var(--font-title);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-nav ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-nav a { font-size: 0.88rem; color: var(--text-muted); transition: color var(--transition); }
.footer-nav a:hover { color: var(--cyan); }

.social-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.social-link {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
}
.social-link:hover {
  border-color: var(--violet);
  color: var(--violet-light);
  background: rgba(123, 47, 190, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px var(--glow-violet);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }
.footer-legal a { color: var(--text-muted); font-size: 0.8rem; transition: color var(--transition); }
.footer-legal a:hover { color: var(--cyan); }

/* ============================================================
   ANIMATIONS AU SCROLL
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeInUp 0.8s ease forwards;
}
@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4 { transition-delay: 0.4s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .portfolio-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .formation-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .actu-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-link { padding: 0.85rem 1rem; width: 100%; border-radius: var(--radius); }
  .nav-link.nav-cta { text-align: center; margin-top: 0.5rem; }

  .services-grid { grid-template-columns: 1fr; }
  .formation-cards { grid-template-columns: 1fr; }
  .portfolio-grid-4 { grid-template-columns: 1fr; }
  .temoignages-grid { grid-template-columns: 1fr; }
  .actu-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }

  body { cursor: auto; }
  .custom-cursor, .custom-cursor-dot { display: none; }
  button { cursor: pointer; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-form { padding: 1.25rem; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .custom-cursor, .custom-cursor-dot { display: none; }
}

/* ============================================================
   GALERIE UNIVERS VR
   ============================================================ */
.galerie { background: var(--bg-dark); }

.galerie-filters {
  display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; margin-bottom: 2.5rem;
}
.galerie-filter-btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .5rem 1.25rem; border-radius: 50px;
  border: 1px solid rgba(123,47,190,.35); background: transparent;
  color: var(--text-muted); font-family: var(--font-body); font-size: .85rem;
  cursor: pointer; transition: var(--transition);
}
.galerie-filter-btn:hover { border-color: var(--violet); color: var(--text); }
.galerie-filter-btn.active { background: var(--violet); border-color: var(--violet); color: #fff; }

.galerie-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem;
}
@media (max-width: 900px) { .galerie-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 540px) { .galerie-grid { grid-template-columns: 1fr; } }

.galerie-item { display: flex; flex-direction: column; gap: .5rem; }
.galerie-item.hidden { display: none; }

.galerie-thumb {
  position: relative; aspect-ratio: 16/9; border-radius: var(--radius);
  overflow: hidden; background: var(--bg-card);
  border: 1px solid rgba(123,47,190,.2); cursor: pointer;
}
.galerie-thumb img, .galerie-thumb video {
  width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease;
}
.galerie-thumb:hover img, .galerie-thumb:hover video { transform: scale(1.05); }

.galerie-overlay {
  position: absolute; inset: 0; background: rgba(10,10,15,.55);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity var(--transition);
}
.galerie-thumb:hover .galerie-overlay { opacity: 1; }

.galerie-open-btn {
  background: rgba(123,47,190,.85); border: none; border-radius: 50%;
  width: 52px; height: 52px; display: flex; align-items: center; justify-content: center;
  color: #fff; cursor: pointer; transition: background var(--transition), transform var(--transition);
}
.galerie-open-btn:hover { background: var(--violet); transform: scale(1.1); }

.galerie-video-badge {
  position: absolute; top: .6rem; left: .6rem;
  background: rgba(10,10,15,.75); border: 1px solid rgba(0,212,255,.3);
  color: var(--cyan); font-size: .7rem; font-family: var(--font-body);
  padding: .2rem .55rem; border-radius: 50px;
  display: flex; align-items: center; gap: .3rem; backdrop-filter: blur(4px);
}
.galerie-caption { font-size: .8rem; color: var(--text-muted); text-align: center; margin: 0; }

/* Lightbox */
.galerie-modal {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center; padding: 1rem;
}
.galerie-modal[hidden] { display: none; }
.galerie-modal-backdrop {
  position: absolute; inset: 0; background: rgba(5,5,10,.92);
  backdrop-filter: blur(8px); cursor: pointer;
}
.galerie-modal-content {
  position: relative; z-index: 1; max-width: 90vw; max-height: 90vh;
  display: flex; flex-direction: column; align-items: center; gap: .75rem;
  animation: galerieModalIn .25s ease;
}
@keyframes galerieModalIn { from { opacity:0; transform:scale(.93); } to { opacity:1; transform:scale(1); } }
.galerie-modal-img {
  max-width: 90vw; max-height: 80vh; border-radius: var(--radius);
  object-fit: contain; box-shadow: 0 24px 80px rgba(0,0,0,.7);
}
.galerie-modal-video {
  max-width: 90vw; max-height: 80vh; border-radius: var(--radius);
  background: #000; box-shadow: 0 24px 80px rgba(0,0,0,.7);
}
.galerie-modal-caption { color: var(--text-muted); font-size: .85rem; text-align: center; margin: 0; }
.galerie-modal-close {
  position: absolute; top: -2.5rem; right: 0;
  background: rgba(123,47,190,.7); border: none; border-radius: 50%;
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  color: #fff; cursor: pointer; transition: background var(--transition);
}
.galerie-modal-close:hover { background: var(--violet); }