*{margin:0;padding:0;box-sizing:border-box}

body {
  font-family: 'Outfit', sans-serif;
  background: #030108;
  min-height: 100vh;
  overflow-x: hidden;
  color: #fff;
}

/* ========== FOND VIOLET ========== */
.bg-universe {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: 
    radial-gradient(ellipse 100% 100% at 50% 50%, rgba(139, 92, 246, 0.4) 0%, rgba(88, 28, 135, 0.6) 50%, #1a0b2e 100%),
    linear-gradient(180deg, #2d1b4e 0%, #1a0b2e 50%, #0d0518 100%);
}

/* Étoiles */
.stars {
  position: absolute;
  width: 100%;
  height: 100%;
}

.star {
  position: absolute;
  background: #fff;
  border-radius: 50%;
  animation: twinkle var(--duration) ease-in-out infinite;
  animation-delay: var(--delay);
  opacity: 0;
}

@keyframes twinkle {
  0%, 100% { opacity: 0; transform: scale(0.5); }
  50% { opacity: var(--opacity); transform: scale(1); }
}

/* Grid */
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

/* Orbes */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: floatOrb 20s ease-in-out infinite;
  pointer-events: none;
  will-change: transform;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
  top: 10%;
  left: -10%;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.25) 0%, transparent 70%);
  top: 60%;
  right: -5%;
  animation-delay: -7s;
}

.orb-3 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(244, 114, 182, 0.2) 0%, transparent 70%);
  bottom: 20%;
  left: 30%;
  animation-delay: -14s;
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -20px) scale(1.1); }
  50% { transform: translate(-20px, 30px) scale(0.95); }
  75% { transform: translate(20px, 20px) scale(1.05); }
}

/* Particules */
.particles {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  animation: floatUp var(--duration) linear infinite;
  animation-delay: var(--delay);
  bottom: -10px;
}

@keyframes floatUp {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) translateX(var(--drift)); opacity: 0; }
}

/* ========== GLASSMORPHISM ========== */
.glass {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.glass-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
  transform: translateY(-8px);
}

/* ========== NAVIGATION ========== */
.nav-container {
  position: relative;
  z-index: 100;
  padding: 1rem;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  border-radius: 20px;
}

.nav-flex {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-left-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

/* Wager Race: mobile à côté du logo, desktop avec les autres liens */
.nav-wr-mobile {
  display: none !important;
}

.nav-wr-desktop {
  display: flex !important;
}

.nav-logo {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
  margin: 0;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.8rem 1.5rem;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  transition: color 0.3s ease, background 0.3s ease;
}

.nav-link img {
  width: 20px;
  height: 20px;
}

.nav-link-icon {
  font-size: 1.25rem;
}

.nav-link-text {
  display: inline;
}

.nav-link:hover {
  color: #fff;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(59, 130, 246, 0.2));
}

/* ========== PROGRESS BAR ========== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, #8b5cf6, #3b82f6, #f472b6);
  z-index: 1000;
  transform-origin: left;
  transform: scaleX(0);
  will-change: transform;
}

/* ========== TITRE ========== */
.title-glow {
  color: #fff;
}

/* ========== CARTES PROMO ========== */
.promo-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
}

.promo-card {
  flex: 0 0 calc(50% - 1rem);
  max-width: calc(50% - 1rem);
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.4s ease;
}

@media (max-width: 768px) {
  .promo-card {
    flex: 0 0 100%;
    max-width: 100%;
  }

  /* Navigation responsive - MOBILE ONLY */
  .nav-inner {
    padding: 0.75rem 1rem;
  }

  .nav-flex {
    flex-direction: column;
    gap: 0.5rem;
  }

  .nav-left-group {
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    flex-wrap: wrap;
  }

  .nav-logo {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
  }

  .nav-title {
    font-size: 1.1rem;
    letter-spacing: 0.2em;
  }

  /* Wager Race: mobile avec les autres liens, cacher celui de droite */
  .nav-wr-mobile {
    display: flex !important;
    margin-left: 0;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }

  .nav-wr-desktop {
    display: none !important;
  }

  .nav-social-links {
    justify-content: center;
    width: 100%;
    gap: 0.25rem;
  }

  .nav-social-links .nav-link {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }

  .nav-social-links .mobile-hidden {
    display: none !important;
  }

  .nav-link img {
    width: 24px;
    height: 24px;
  }

  .nav-link-icon {
    font-size: 1.5rem;
  }

  main {
    padding-top: 1rem;
  }
}

.promo-card:hover {
  transform: translateY(-10px) scale(1.02);
}

.promo-card-inner {
  position: relative;
  z-index: 1;
  padding: 1rem;
}

.promo-image-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.3);
}

.promo-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.promo-card:hover .promo-image {
  transform: scale(1.05);
}

.promo-content {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.promo-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.promo-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.4;
}

/* ========== BOUTON EXPAND ========== */
.expand-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.8rem;
  padding: 0.5rem 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #3b82f6;
  border-top: 1px solid rgba(59, 130, 246, 0.3);
  cursor: pointer;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

.expand-btn:hover {
  color: #60a5fa;
}

.expand-arrow {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid currentColor;
  transition: transform 0.3s ease;
}

.expand-btn.active .expand-arrow {
  transform: rotate(180deg);
}

.expand-btn.bottom-btn {
  margin-top: 0.8rem;
  border-top: none;
  border-bottom: 1px solid rgba(59, 130, 246, 0.3);
  padding-bottom: 0;
}

.expand-btn.bottom-btn .expand-arrow {
  transform: rotate(180deg);
}

/* Overlay avec grid */
.promo-details {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.4s ease, opacity 0.4s ease, margin 0.4s ease;
}

.promo-details-inner {
  overflow: hidden;
}

.promo-details.show {
  grid-template-rows: 1fr;
  opacity: 1;
  margin-top: 0.8rem;
}

.promo-details ul {
  list-style: none;
  padding: 0;
}

.promo-details li {
  padding: 0.6rem 0 0.6rem 1.5rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
}

.promo-details li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: rgba(255, 255, 255, 0.4);
}

.promo-details li:last-child {
  border-bottom: none;
}

/* ========== FOOTER ========== */
.footer-glass {
  background: rgba(3, 1, 8, 0.8);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ========== ANIMATIONS ========== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========== PETITS ÉCRANS ========== */
@media (max-width: 480px) {
  .nav-left-group {
    gap: 0.5rem;
  }

  .nav-social-links {
    gap: 0.15rem;
  }

  .nav-social-links .nav-link {
    padding: 0.4rem 0.5rem;
  }

  .nav-link img {
    width: 20px;
    height: 20px;
  }

  .nav-logo {
    width: 2.2rem;
    height: 2.2rem;
  }

  .nav-title {
    font-size: 1rem;
    letter-spacing: 0.15em;
  }

  .nav-wr-link {
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
  }
}