/* ===== PRESENTATION (mobile-first) ===== */
.presentation {
  padding: var(--spacing-xl) 0;
  background:
      radial-gradient(900px 600px at 0% 10%, rgba(6,182,212,0.08), transparent 55%),
      radial-gradient(1000px 700px at 100% 90%, rgba(99,102,241,0.09), transparent 60%),
      var(--background-light);
    position: relative;
    isolation: isolate;
}
  
  .presentation__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
  }
  
  /* Image : cadre doux + halo gradient */
  .presentation__image {
    position: relative;
    max-width: 640px;
    margin-inline: auto;
    animation: fadeIn .6s ease-out both;
  }
  .presentation__image::before {
    content: "";
    position: absolute;
    inset: -16px -16px 16px 16px;
    border-radius: var(--border-radius-2xl);
    background: var(--gradient-primary);
    opacity: .10;
    filter: blur(22px);
    z-index: -1;
  }
  .presentation__image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-2xl);
    box-shadow: 0 24px 60px -18px var(--shadow-xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    object-fit: cover;
  }
  .presentation__image:hover img {
    transform: scale(1.012);
    box-shadow: 0 36px 80px -16px rgba(0,0,0,.26);
  }
  
  /* Texte */
  .presentation__text {
    animation: fadeInUp .7s ease-out both;
    text-align: center;
  }
  
  /* S'assurer que le titre de section est bien centré */
  .presentation .section__title {
    text-align: center;
    margin-top: 0;
    margin-bottom: var(--spacing-lg);
  }
  
  .presentation__name {
    color: var(--text-dark);
    font-size: clamp(1.375rem, 3.2vw, var(--font-size-3xl));
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-xs);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  
  .presentation__role {
    color: var(--text-light);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
  }
  
  .presentation__description {
    max-width: 68ch;
  }
  .presentation__description p {
    margin-bottom: var(--spacing-lg);
    line-height: 1.75;
    color: var(--text-dark);
  }
  
  /* Citation moderne */
  .presentation__quote {
    --q-bg: rgba(99,102,241,0.06);
    position: relative;
    background: var(--q-bg);
    border: 1px solid var(--border-color);
    padding: clamp(1rem, 2vw, var(--spacing-xl));
    border-radius: var(--border-radius-xl);
    margin-top: var(--spacing-xl);
    overflow: hidden;
  }
  .presentation__quote::before {
    content: "“";
    position: absolute;
    top: -12px;
    left: 12px;
    font-size: 5rem;
    line-height: 1;
    color: var(--primary-light);
    opacity: .15;
    pointer-events: none;
  }
  .presentation__quote p {
    font-style: italic;
    color: var(--text-light);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
  }
  .presentation__quote cite {
    color: var(--primary-dark);
    font-weight: 700;
  }
  
  /* ===== Breakpoints ===== */
  @media (min-width: 768px) {
    .presentation__content {
      grid-template-columns: 0.95fr 1.05fr;
      gap: var(--spacing-4xl);
    }
    /* Inversion mobile->desktop si besoin : image à gauche, texte à droite */
    .presentation__image { order: 1; }
    .presentation__text  { 
      order: 2; 
      text-align: left;
    }
  }
  
  @media (min-width: 1024px) {
    .presentation__image { max-width: 520px; }
  }