/* ===== STYLES SPÉCIFIQUES À LA PAGE D'ACCUEIL (INDEX.HTML) ===== */
.hero {
    position: relative;
    min-height: 90vh;
    padding-top: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0c3fc, #8ec5fc);
    overflow: hidden;
  }
  .hero__main-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-3xl);
    max-width: var(--container-max-width);
    padding: 0 var(--container-padding);
    z-index: 2;
  }
  .hero__text-content {
    max-width: 600px;
    text-align: left;
    animation: fadeInUp 1s ease-out;
  }
  .hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
  }
  .hero__subtitle {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2xl);
  }
  .hero__cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
  }
  .hero__cta {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  .hero__cta:hover { transform: translateY(-3px); box-shadow: var(--shadow-xl); }
  .hero__cta--accent { background: var(--accent-color); }
  .hero__image-container {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    border: 8px solid white;
    animation: float 6s ease-in-out infinite, fadeIn 1.5s ease-out;
  }
  .hero__img { width: 100%; height: 100%; object-fit: cover; }
  #stars-background {
      position: absolute; top: 0; left: 0; width: 100%; height: 100%;
      background-image: radial-gradient(white, rgba(255,255,255,.2) 2px, transparent 40px),
                        radial-gradient(white, rgba(255,255,255,.15) 1px, transparent 30px);
      background-size: 550px 550px, 350px 350px;
      background-position: 0 0, 40px 60px;
      animation: twinkle 5s linear infinite;
      z-index: 1;
  }
  
  /* Animations */
  @keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
  @keyframes fadeIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
  @keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }
  @keyframes twinkle { from { background-position: 0 0, 40px 60px; } to { background-position: -550px 0, -310px 60px; } }
  
  /* Responsive */
  @media (max-width: 992px) {
      .hero__main-content { flex-direction: column; text-align: center; }
      .hero__text-content { text-align: center; }
      .hero__image-container { width: 250px; height: 250px; margin-top: var(--spacing-xl); }
  }
  @media (max-width: 768px) {
    .hero { min-height: 80vh; padding-top: 100px; }
  }