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

    :root {
      --blue-deep:    #2C4A6E;
      --blue-mid:     #7B9EC8;
      --blue-light:   #A8C5DA;
      --blue-pale:    #D6E8F2;
      --bg:           #F0F6FA;
      --white:        #FFFFFF;
      --text:         #1A2E42;
      --text-soft:    #4A6580;
      --accent:       #5B87B5;
      --radius:       12px;
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: 'Inter', sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
    }

    /* ── NAV ── */
    nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(240, 246, 250, 0.88);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(168, 197, 218, 0.35);
      padding: 0 clamp(1.5rem, 5vw, 4rem);
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 64px;
    }

    .nav-logo {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--blue-deep);
      letter-spacing: 0.04em;
      white-space: nowrap;
    }

    .nav-links {
      display: flex;
      gap: clamp(1rem, 2.5vw, 2.2rem);
      list-style: none;
    }

    .nav-links a {
      text-decoration: none;
      font-size: 0.82rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--text-soft);
      transition: color 0.2s;
    }

    .nav-links a:hover { color: var(--blue-deep); }

    .nav-cta {
      background: var(--blue-deep);
      color: var(--white) !important;
      padding: 0.45rem 1.1rem;
      border-radius: 50px;
      transition: background 0.2s !important;
    }

    .nav-cta:hover { background: var(--accent) !important; color: var(--white) !important; }

    /* hamburger */
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
    .hamburger span { display: block; width: 24px; height: 2px; background: var(--blue-deep); border-radius: 2px; transition: all 0.3s; }

    /* ── HERO ── */
    #accueil {
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 6rem clamp(1.5rem, 8vw, 12rem) 4rem;
      position: relative;
      overflow: hidden;
      background: linear-gradient(160deg, #e8f3fb 0%, #f0f6fa 50%, #daeaf5 100%);
    }

    .hero-eyebrow {
      font-size: 0.78rem;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--accent);
      font-weight: 500;
      margin-bottom: 1.4rem;
    }

    .hero-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(3rem, 8vw, 6.5rem);
      font-weight: 300;
      line-height: 1.08;
      color: var(--blue-deep);
      margin-bottom: 0.3rem;
    }

    .hero-title em {
      font-style: italic;
      font-weight: 300;
      color: var(--accent);
    }

    .hero-subtitle {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(1.1rem, 2.5vw, 1.55rem);
      font-weight: 300;
      font-style: italic;
      color: var(--text-soft);
      margin: 1.2rem 0 2.8rem;
      max-width: 520px;
    }

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

    .btn-primary {
      background: var(--blue-deep);
      color: var(--white);
      padding: 0.85rem 2.2rem;
      border-radius: 50px;
      text-decoration: none;
      font-size: 0.88rem;
      font-weight: 500;
      letter-spacing: 0.05em;
      transition: background 0.2s, transform 0.15s;
    }

    .btn-primary:hover { background: var(--accent); transform: translateY(-1px); }

    .btn-outline {
      border: 1.5px solid var(--blue-mid);
      color: var(--blue-deep);
      padding: 0.85rem 2.2rem;
      border-radius: 50px;
      text-decoration: none;
      font-size: 0.88rem;
      font-weight: 500;
      letter-spacing: 0.05em;
      transition: all 0.2s;
    }

    .btn-outline:hover { background: var(--blue-pale); transform: translateY(-1px); }

    /* cercles orbitaux décoratifs */
    .hero-orb {
      position: absolute;
      border-radius: 50%;
      pointer-events: none;
    }

    .orb-1 {
      width: 480px; height: 480px;
      border: 1px solid rgba(123, 158, 200, 0.18);
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      animation: pulse-orb 6s ease-in-out infinite;
    }

    .orb-2 {
      width: 700px; height: 700px;
      border: 1px solid rgba(123, 158, 200, 0.10);
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      animation: pulse-orb 6s ease-in-out infinite 1s;
    }

    .orb-3 {
      width: 920px; height: 920px;
      border: 1px solid rgba(123, 158, 200, 0.06);
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      animation: pulse-orb 6s ease-in-out infinite 2s;
    }

    @keyframes pulse-orb {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.4; }
    }

    /* ── WAVE DIVIDER ── */
    .wave-divider {
      line-height: 0;
      overflow: hidden;
    }

    .wave-divider svg { display: block; width: 100%; }

    /* ── SECTIONS COMMUNES ── */
    section { padding: clamp(4rem, 8vw, 7rem) clamp(1.5rem, 8vw, 12rem); }

  .section-eyebrow {
  font-size: 1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.8rem;
}

    .section-title {
      font-family: 'Cormorant Garamond', serif;
      font-size: clamp(2rem, 4.5vw, 3.2rem);
      font-weight: 400;
      line-height: 1.18;
      color: var(--blue-deep);
      margin-bottom: 1.8rem;
    }

    .section-lead {
      font-size: 1.05rem;
      color: var(--text-soft);
      max-width: 600px;
      line-height: 1.85;
    }

    /* ── BIO ── */
    #bio {
      background: var(--white);
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: clamp(2rem, 5vw, 6rem);
      align-items: center;
    }

    .bio-photo-wrap {
  position: relative;
  width: 100%;
}

.bio-photo-wrap img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
}

    .bio-photo-placeholder {
      width: 100%;
      aspect-ratio: 4/5;
      background: linear-gradient(145deg, var(--blue-pale) 0%, var(--blue-light) 100%);
      border-radius: var(--radius);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      color: var(--blue-mid);
      font-family: 'Cormorant Garamond', serif;
      font-size: 1rem;
      font-style: italic;
      gap: 0.8rem;
    }

    .bio-photo-placeholder svg { opacity: 0.5; }

    .bio-tag {
      position: absolute;
      bottom: -1.2rem;
      right: -1.2rem;
      background: var(--blue-deep);
      color: var(--white);
      padding: 0.9rem 1.4rem;
      border-radius: var(--radius);
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.1rem;
      font-style: italic;
      line-height: 1.3;
      box-shadow: 0 8px 24px rgba(44, 74, 110, 0.25);
    }

    .bio-quote {
      border-left: 3px solid var(--blue-light);
      padding-left: 1.4rem;
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.25rem;
      font-style: italic;
      color: var(--text-soft);
      line-height: 1.65;
      margin: 2rem 0;
    }

    .bio-text { font-size: 0.96rem; color: var(--text-soft); line-height: 1.9; }

    /* ── SERVICES ── */
    #services {
      background: linear-gradient(175deg, var(--bg) 0%, #e2eff8 100%);
    }

    .services-header { max-width: 640px; margin-bottom: 3.5rem; }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 1.6rem;
    }

    .service-card {
      background: var(--white);
      border-radius: var(--radius);
      padding: 2.2rem;
      border: 1px solid rgba(168, 197, 218, 0.3);
      transition: transform 0.2s, box-shadow 0.2s;
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 36px rgba(44, 74, 110, 0.10);
    }

    .service-icon {
      width: 48px; height: 48px;
      background: var(--blue-pale);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1.2rem;
    }

    .service-icon svg { color: var(--accent); }

    .service-card h3 {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.35rem;
      font-weight: 600;
      color: var(--blue-deep);
      margin-bottom: 0.7rem;
    }

    .service-card p {
      font-size: 0.9rem;
      color: var(--text-soft);
      line-height: 1.8;
    }

 .service-tag {
  display: flex;
  justify-content: center;
  align-items: center;

  margin-top: 1.1rem;
  background: var(--blue-pale);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;

  text-align: center;
}

    /* ── DIPLOMES ── */
    #diplomes { background: var(--white); }

    .diplomes-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 1.4rem;
      margin-top: 3rem;
    }

    .diplome-item {
      display: flex;
      gap: 1.2rem;
      align-items: flex-start;
      padding: 1.6rem;
      background: var(--bg);
      border-radius: var(--radius);
      border: 1px solid rgba(168, 197, 218, 0.25);
    }

    .diplome-year {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.6rem;
      font-weight: 300;
      color: var(--blue-mid);
      min-width: 60px;
      line-height: 1;
      padding-top: 2px;
    }

    .diplome-info h4 {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--blue-deep);
      margin-bottom: 0.25rem;
    }

    .diplome-info p {
      font-size: 0.85rem;
      color: var(--text-soft);
    }

    /* ── RENDEZ-VOUS ── */
    #rdv {
      background: linear-gradient(160deg, var(--blue-deep) 0%, #3a5f8a 100%);
      color: var(--white);
      text-align: center;
    }

    #rdv .section-eyebrow { color: var(--blue-light); }
    #rdv .section-title { color: var(--white); margin-bottom: 1rem; }
    #rdv .section-lead { color: rgba(255,255,255,0.7); margin: 0 auto 2.5rem; }

    .rdv-cards {
      display: flex;
      gap: 1.4rem;
      justify-content: center;
      flex-wrap: wrap;
      margin-bottom: 3rem;
    }

    .rdv-card {
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.18);
      border-radius: var(--radius);
      padding: 1.6rem 2rem;
      min-width: 180px;
      backdrop-filter: blur(6px);
    }

    .rdv-card-label {
      font-size: 0.75rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--blue-light);
      margin-bottom: 0.4rem;
    }

    .rdv-card-value {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.3rem;
      font-weight: 400;
      color: var(--white);
    }

    .rdv-form {
      max-width: 520px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .rdv-form input,
    .rdv-form select,
    .rdv-form textarea {
      width: 100%;
      padding: 0.9rem 1.2rem;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.22);
      border-radius: var(--radius);
      color: var(--white);
      font-family: 'Inter', sans-serif;
      font-size: 0.9rem;
      outline: none;
      transition: border-color 0.2s;
    }

    .rdv-form input::placeholder,
    .rdv-form textarea::placeholder { color: rgba(255,255,255,0.45); }

    .rdv-form select option { background: var(--blue-deep); }

    .rdv-form input:focus,
    .rdv-form select:focus,
    .rdv-form textarea:focus {
      border-color: var(--blue-light);
    }

    .rdv-form textarea { resize: vertical; min-height: 110px; }

    .rdv-form .btn-submit {
      background: var(--white);
      color: var(--blue-deep);
      border: none;
      padding: 1rem;
      border-radius: 50px;
      font-family: 'Inter', sans-serif;
      font-size: 0.9rem;
      font-weight: 500;
      letter-spacing: 0.06em;
      cursor: pointer;
      transition: background 0.2s, transform 0.15s;
    }

    .rdv-form .btn-submit:hover { background: var(--blue-pale); transform: translateY(-1px); }

    .rdv-note {
      margin-top: 1.2rem;
      font-size: 0.8rem;
      color: rgba(255,255,255,0.45);
    }

    /* ── FOOTER ── */
    footer {
      background: #142236;
      color: rgba(255,255,255,0.45);
      text-align: center;
      padding: 2rem;
      font-size: 0.8rem;
    }

    footer span { color: rgba(255,255,255,0.65); }

    /* ── MOBILE ── */
    /* ── AVIS / CARROUSEL ── */
    .avis-carousel {
      overflow: hidden;
      position: relative;
      margin-bottom: 2rem;
    }

    .avis-track {
      display: flex;
      gap: 1.6rem;
      transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
      will-change: transform;
    }

    .avis-card {
      flex: 0 0 calc(33.333% - 1.1rem);
      background: var(--white);
      border-radius: var(--radius);
      padding: 2rem 2rem 1.8rem;
      border: 1px solid rgba(168, 197, 218, 0.28);
      display: flex;
      flex-direction: column;
      gap: 1.1rem;
      box-shadow: 0 2px 12px rgba(44, 74, 110, 0.06);
      transition: box-shadow 0.2s;
    }

    .avis-card:hover { box-shadow: 0 8px 28px rgba(44, 74, 110, 0.11); }

    .avis-stars { color: #f0a500; font-size: 1rem; letter-spacing: 2px; }

    .avis-text {
      font-family: 'Cormorant Garamond', serif;
      font-size: 1.1rem;
      font-style: italic;
      font-weight: 400;
      color: var(--text-soft);
      line-height: 1.75;
      flex: 1;
    }

    .avis-author {
      display: flex;
      align-items: center;
      gap: 0.85rem;
      padding-top: 1rem;
      border-top: 1px solid var(--blue-pale);
    }

    .avis-avatar {
      width: 40px; height: 40px;
      border-radius: 50%;
      background: var(--blue-pale);
      color: var(--accent);
      font-size: 0.78rem;
      font-weight: 600;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      letter-spacing: 0.03em;
    }

    .avis-name {
      font-size: 0.88rem;
      font-weight: 500;
      color: var(--blue-deep);
    }

    .avis-motif {
      font-size: 0.76rem;
      color: var(--text-soft);
      margin-top: 1px;
    }

    .avis-controls {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1.2rem;
    }

    .avis-btn {
      width: 40px; height: 40px;
      border-radius: 50%;
      border: 1.5px solid var(--blue-light);
      background: var(--white);
      color: var(--blue-deep);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.18s, border-color 0.18s;
    }

    .avis-btn:hover { background: var(--blue-pale); border-color: var(--accent); }
    .avis-btn:disabled { opacity: 0.3; cursor: default; }

    .avis-dots { display: flex; gap: 6px; }

    .avis-dot {
      width: 7px; height: 7px;
      border-radius: 50%;
      background: var(--blue-light);
      border: none;
      cursor: pointer;
      padding: 0;
      transition: background 0.2s, transform 0.2s;
    }

    .avis-dot.active { background: var(--blue-deep); transform: scale(1.25); }

    @media (max-width: 900px) {
      .avis-card { flex: 0 0 calc(50% - 0.8rem); }
    }

    @media (max-width: 600px) {
      .avis-card { flex: 0 0 100%; }
    }

    @media (prefers-reduced-motion: reduce) {
      .avis-track { transition: none; }
    }

    @media (max-width: 768px) {
      .nav-links { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: rgba(240,246,250,0.98); backdrop-filter: blur(12px); padding: 1.5rem 2rem; gap: 1.2rem; border-bottom: 1px solid var(--blue-pale); }
      .nav-links.open { display: flex; }
      .hamburger { display: flex; }

      #bio { grid-template-columns: 1fr; }
      .bio-tag { bottom: -0.8rem; right: -0.8rem; }

      .orb-1, .orb-2, .orb-3 { display: none; }
    }

    @media (prefers-reduced-motion: reduce) {
      .orb-1, .orb-2, .orb-3 { animation: none; }
      html { scroll-behavior: auto; }
    }

    .success-message {
  display: none;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 12px;
  background: #eef8f0;
  color: #2f6b3f;
  text-align: center;
  font-weight: 500;
}

.success-message.show {
  display: block;
}