/* ====================================================================
   Monceau Investissement Conseil — Feuille de styles principale
   ====================================================================

   Pour modifier les couleurs : voir les variables CSS au début (--bg, --accent, etc.)
   Pour modifier les polices : voir --display et --body
   Pour modifier les tailles : voir les sections .hero, .section-title, etc.
*/

:root {
    --bg: #07091a;
    --bg-elevated: #0d1024;
    --bg-card: #11142a;
    --border: #1d2140;
    --border-strong: #2a2e52;
    --text: #f5f5f0;
    --text-muted: #b8c0d8;
    --text-dim: #7a82a0;
    --accent: #f5f5f0;
    --display: 'Fraunces', Georgia, serif;
    --body: 'Manrope', -apple-system, sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  ::selection { background: var(--text); color: var(--bg); }

  .container { max-width: 1320px; margin: 0 auto; padding: 0 32px; }

  /* === HEADER === */
  header {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    background: rgba(10, 10, 12, 0.7);
    border-bottom: 1px solid var(--border);
  }
  .nav {
    display: flex; align-items: center; justify-content: space-between;
    height: 80px;
  }
  .logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    line-height: 0;
  }
  .logo-img {
    height: 44px;
    width: auto;
    display: block;
  }
  .logo-footer .logo-img {
    height: 56px;
  }
  /* Anciennes classes conservées pour compatibilité (ne sont plus utilisées) */
  .logo-mark { font-style: italic; }
  .logo-sub {
    display: block;
    font-family: var(--body);
    font-size: 9px;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    margin-top: 2px;
    text-transform: uppercase;
  }
  .nav-links {
    display: flex; gap: 40px; list-style: none;
  }
  .nav-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: opacity 0.2s;
    position: relative;
  }
  .nav-links a::after {
    content: '';
    position: absolute;
    left: 0; right: 0;
    bottom: -6px;
    height: 1px;
    background: var(--text);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
  }
  .nav-links a:hover::after { transform: scaleX(1); }
  .btn-rdv {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 6px 22px 6px 6px;
    background: linear-gradient(135deg, #ffffff 0%, #e8edff 100%);
    color: #0a0a0c;
    border-radius: 100px;
    font-size: 15px; font-weight: 600;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow:
      0 4px 20px rgba(120, 150, 220, 0.15),
      0 0 0 1px rgba(255, 255, 255, 0.8) inset;
  }
  .btn-rdv:hover {
    transform: translateY(-1px);
    box-shadow:
      0 8px 30px rgba(120, 150, 220, 0.3),
      0 0 0 1px rgba(255, 255, 255, 1) inset;
  }
  .btn-rdv-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, #1a2444 0%, #0e1730 100%);
  }
  .btn-rdv-avatar img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
  }
  .btn-rdv-text {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
  }
  .btn-rdv-arrow {
    width: 14px; height: 14px;
    flex-shrink: 0;
    transition: transform 0.25s ease;
  }
  .btn-rdv:hover .btn-rdv-arrow {
    transform: translateX(3px);
  }

  /* === HERO === */
  .hero {
    min-height: 100vh;
    padding: 140px 0 60px;
    position: relative;
    overflow: hidden;
    background: #050714;
  }
  /* Aurora background : 3 couches de dégradés bleu nuit qui se déplacent lentement */
  .hero-aurora {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
  }
  .hero-aurora::before,
  .hero-aurora::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.7;
    will-change: transform;
  }
  .hero-aurora::before {
    width: 800px; height: 800px;
    top: -200px; left: -100px;
    background: radial-gradient(circle,
      rgba(40, 70, 180, 0.55) 0%,
      rgba(30, 50, 130, 0.3) 35%,
      transparent 70%);
    animation: aurora1 18s ease-in-out infinite;
  }
  .hero-aurora::after {
    width: 700px; height: 700px;
    bottom: -150px; right: -100px;
    background: radial-gradient(circle,
      rgba(60, 90, 200, 0.45) 0%,
      rgba(40, 60, 140, 0.25) 40%,
      transparent 70%);
    animation: aurora2 22s ease-in-out infinite;
  }
  /* Une 3ème couche en élément séparé pour plus de richesse */
  .hero-aurora-mid {
    position: absolute;
    width: 900px; height: 600px;
    top: 20%; left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(ellipse,
      rgba(80, 110, 220, 0.25) 0%,
      rgba(50, 80, 170, 0.15) 40%,
      transparent 70%);
    filter: blur(60px);
    animation: aurora3 25s ease-in-out infinite;
    border-radius: 50%;
  }
  /* Voile de bruit léger pour ajouter du grain organique */
  .hero-noise {
    position: absolute;
    inset: 0;
    background-image:
      radial-gradient(circle at 20% 30%, rgba(255,255,255,0.015) 1px, transparent 1px),
      radial-gradient(circle at 80% 70%, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 3px 3px, 5px 5px;
    pointer-events: none;
    z-index: 1;
    opacity: 0.6;
  }
  /* Voile sombre vignettage pour augmenter le contraste centre/bords */
  .hero-vignette {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
      transparent 0%,
      transparent 40%,
      rgba(5, 7, 20, 0.5) 90%,
      rgba(5, 7, 20, 0.85) 100%);
    pointer-events: none;
    z-index: 2;
  }
  @keyframes aurora1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(60px, 80px) scale(1.1); }
    66% { transform: translate(-40px, 120px) scale(0.95); }
  }
  @keyframes aurora2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-80px, -60px) scale(1.15); }
  }
  @keyframes aurora3 {
    0%, 100% { transform: translateX(-50%) translateY(0) scale(1); opacity: 0.6; }
    50% { transform: translateX(-50%) translateY(-40px) scale(1.1); opacity: 0.9; }
  }
  /* Tout le contenu du hero doit passer au-dessus de l'aurora */
  .hero > .container { position: relative; z-index: 3; }
  .hero-grid {
    display: grid;
    grid-template-columns: 1.9fr 1fr;
    gap: 48px;
    align-items: center;
    position: relative;
  }
  .hero-content {
    min-width: 0;
    overflow: visible;
  }
  .hero-eyebrow {
    display: inline-flex; align-items: center; gap: 12px;
    font-size: 13px; letter-spacing: 0.08em;
    color: var(--text);
    margin-bottom: 36px;
    padding: 12px 22px;
    border: 1px solid rgba(120, 150, 220, 0.25);
    background: rgba(20, 30, 70, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 100px;
    box-shadow:
      0 0 30px rgba(60, 100, 200, 0.15),
      inset 0 1px 0 rgba(255, 255, 255, 0.08);
  }
  .hero-eyebrow .pulse {
    width: 6px; height: 6px;
    background: #6090e0;
    border-radius: 50%;
    box-shadow: 0 0 12px #6090e0;
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
  }
  .hero h1 {
    font-family: var(--display);
    font-weight: 400;
    font-size: clamp(40px, 5.4vw, 76px);
    line-height: 1.02;
    letter-spacing: -0.01em;
    margin-bottom: 32px;
    color: #ffffff;
    text-shadow: 0 0 80px rgba(120, 150, 220, 0.15);
    padding-right: 24px;
    word-spacing: 0.02em;
  }
  .hero h1 em {
    font-style: italic;
    font-weight: 300;
    background: linear-gradient(180deg, #ffffff 30%, #8aa8e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding-right: 0.08em;
    margin-right: -0.04em;
    display: inline-block;
  }
  .hero p.lead {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 520px;
    margin-bottom: 40px;
    line-height: 1.6;
  }
  .hero-actions {
    display: flex; gap: 16px; flex-wrap: wrap;
    margin-bottom: 48px;
  }
  .btn-primary {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 18px 28px;
    background: var(--text); color: var(--bg);
    border-radius: 100px;
    font-size: 15px; font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    border: none; cursor: pointer;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(245,245,240,0.2); }
  .btn-secondary {
    display: inline-flex; align-items: center; gap: 12px;
    padding: 18px 28px;
    background: transparent; color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: 100px;
    font-size: 15px; font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
  }
  .btn-secondary:hover { border-color: var(--text); }

  /* Hero photo */
  .hero-photo {
    position: relative;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, #1a2444 0%, #0e1730 100%);
    border-radius: 12px;
    overflow: hidden;
    box-shadow:
      0 30px 80px rgba(0, 0, 0, 0.6),
      0 0 0 1px rgba(120, 150, 220, 0.15),
      0 0 60px rgba(60, 100, 200, 0.12);
  }
  .hero-photo-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
  }
  .photo-placeholder {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column;
    background:
      radial-gradient(circle at 50% 35%, rgba(255,255,255,0.08) 0%, transparent 50%),
      linear-gradient(180deg, #1e2a4d 0%, #0a1428 100%);
  }
  .photo-placeholder svg {
    width: 120px; height: 120px;
    opacity: 0.3;
    margin-bottom: 16px;
  }
  .photo-placeholder span {
    font-size: 11px; letter-spacing: 0.3em;
    color: var(--text-muted);
    text-transform: uppercase;
  }
  .hero-photo .photo-label {
    position: absolute;
    bottom: 24px; left: 24px;
    background: rgba(10,10,12,0.85);
    backdrop-filter: blur(10px);
    padding: 12px 18px;
    border-radius: 100px;
    font-size: 12px;
    letter-spacing: 0.05em;
  }
  .hero-photo .photo-label strong {
    font-weight: 600;
    margin-right: 8px;
  }
  .hero-photo .photo-label span {
    color: var(--text-muted);
  }

  /* Marquee */
  .marquee {
    margin-top: 64px;
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
    position: relative;
  }
  .marquee-track {
    display: flex;
    gap: 60px;
    animation: scroll 40s linear infinite;
    white-space: nowrap;
  }
  @keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
  }
  .marquee-item {
    font-family: var(--display);
    font-style: italic;
    font-size: 22px;
    color: var(--text-muted);
    display: flex; align-items: center; gap: 60px;
  }
  .marquee-item::after {
    content: '✦';
    color: var(--text-dim);
    font-style: normal;
    font-size: 12px;
  }

  /* === STATS === */
  .stats {
    padding: 80px 0;
    border-bottom: 1px solid var(--border);
  }
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }
  .stat {
    padding: 0 32px;
    border-right: 1px solid var(--border);
    text-align: left;
  }
  .stat:last-child { border-right: none; }
  .stat:first-child { padding-left: 0; }
  .stat-number {
    font-family: var(--display);
    font-size: 72px;
    line-height: 1;
    font-weight: 300;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
  }
  .stat-number sup {
    font-size: 0.4em;
    vertical-align: super;
    color: var(--text-muted);
    font-style: italic;
  }
  .stat-label {
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    text-transform: uppercase;
  }

  /* === SECTION GENERIC === */
  section { padding: 140px 0; }
  .section-eyebrow {
    display: flex; align-items: center; gap: 16px;
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 24px;
  }
  .section-eyebrow::before {
    content: '';
    width: 32px; height: 1px;
    background: var(--text-muted);
  }
  .section-title {
    font-family: var(--display);
    font-size: clamp(36px, 4.5vw, 60px);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.02em;
    max-width: 900px;
    margin-bottom: 24px;
  }
  .section-title em {
    font-style: italic;
    color: var(--text-muted);
    font-weight: 300;
  }
  .section-lead {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 80px;
  }

  /* === POUR QUI === */
  .pour-qui {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
  }
  .pour-qui-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 64px;
  }
  .pour-qui-card {
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.3s;
  }
  .pour-qui-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-4px);
  }
  .pour-qui-icon {
    width: 48px; height: 48px;
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 32px;
  }
  .pour-qui-icon svg {
    width: 22px; height: 22px;
    stroke: var(--text);
  }
  .pour-qui-card h3 {
    font-family: var(--display);
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 16px;
    line-height: 1.2;
  }
  .pour-qui-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
  }

  /* === MÉTHODE === */
  .methode-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-top: 64px;
    position: relative;
  }
  .methode-steps::before {
    content: '';
    position: absolute;
    top: 28px; left: 8%; right: 8%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-strong) 20%, var(--border-strong) 80%, transparent);
  }
  .step {
    position: relative;
  }
  .step-number {
    width: 56px; height: 56px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--display);
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 32px;
    position: relative; z-index: 2;
  }
  .step h4 {
    font-family: var(--display);
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
  }
  .step p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
  }

  /* === SOLUTIONS === */
  .solutions {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .solutions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 64px;
  }
  .solution-card {
    padding: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
  }
  .solution-card.featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  /* Illustrations 3D-look pour les cartes solutions */
  .solution-illustration {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 32px;
    background: transparent;
  }
  .solution-card.featured .solution-illustration {
    margin-bottom: 0;
    aspect-ratio: 1/1;
    height: 100%;
    min-height: 380px;
  }
  .solution-illustration img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: contain;
    display: block;
    /* Fusionne le fond noir de l'illustration avec le fond du site */
    mix-blend-mode: screen;
    filter: brightness(1.05);
  }
  .solution-illustration svg {
    width: 100%; height: 100%;
    max-width: 360px;
  }
  .solution-card:hover {
    border-color: var(--border-strong);
  }
  .solution-tag {
    display: inline-block;
    font-size: 11px; letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 6px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 100px;
    margin-bottom: 24px;
  }
  .solution-tag.signature {
    color: var(--text);
    border-color: var(--text);
  }
  .solution-card h3 {
    font-family: var(--display);
    font-size: 32px;
    font-weight: 400;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
  }
  .solution-card.featured h3 {
    font-size: 40px;
  }
  .solution-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 32px;
  }
  .solution-features {
    list-style: none;
    margin-bottom: 32px;
  }
  .solution-features li {
    padding: 12px 0;
    border-top: 1px solid var(--border);
    font-size: 14px;
    color: var(--text);
    display: flex; align-items: center; gap: 12px;
  }
  .solution-features li:first-child { border-top: none; }
  .solution-features li::before {
    content: '→';
    color: var(--text-muted);
  }
  .solution-link {
    display: inline-flex; align-items: center; gap: 10px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 1px solid var(--text);
    padding-bottom: 4px;
    transition: gap 0.2s;
  }
  .solution-link:hover { gap: 16px; }

  /* === POURQUOI MOI === */
  .pourquoi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 64px;
    background: var(--border);
    border: 1px solid var(--border);
  }
  .pourquoi-card {
    background: var(--bg);
    padding: 48px 32px;
    transition: background 0.3s;
  }
  .pourquoi-card:hover {
    background: var(--bg-elevated);
  }
  .pourquoi-icon {
    width: 32px; height: 32px;
    margin-bottom: 32px;
    color: var(--text);
  }
  .pourquoi-icon svg { width: 100%; height: 100%; }
  .pourquoi-card h4 {
    font-family: var(--display);
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
    line-height: 1.2;
  }
  .pourquoi-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
  }

  /* === OUVRAGES === */
  .ouvrages {
    border-top: 1px solid var(--border);
  }
  .ouvrages-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
  }
  .ouvrages-image {
    position: relative;
    aspect-ratio: 4/5;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  }
  .ouvrages-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
  }
  .books-list {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border);
  }
  .book-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 32px;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    align-items: baseline;
  }
  .book-year {
    font-family: var(--display);
    font-size: 14px;
    font-style: italic;
    color: var(--text-muted);
    letter-spacing: 0.05em;
  }
  .book-title {
    font-family: var(--display);
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 6px;
    line-height: 1.3;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
  }
  .book-publisher {
    font-size: 13px;
    color: var(--text-muted);
  }
  .book-tag {
    display: inline-block;
    font-family: var(--body);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 4px 10px;
    border: 1px solid var(--border-strong);
    border-radius: 100px;
    color: var(--text-muted);
  }

  /* === TÉMOIGNAGES === */
  .testimonials {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
  }
  .testimonials-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 64px;
  }
  .testimonial {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    display: flex; flex-direction: column;
  }
  .testimonial-quote {
    font-family: var(--display);
    font-size: 17px;
    font-style: italic;
    line-height: 1.5;
    margin-bottom: 32px;
    color: var(--text);
    flex-grow: 1;
  }
  .testimonial-quote::before {
    content: '"';
    display: block;
    font-size: 64px;
    line-height: 0.8;
    color: var(--text-dim);
    margin-bottom: 16px;
  }
  .testimonial-author {
    display: flex; align-items: center; gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
  }
  .testimonial-avatar {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2a3a5a, #1a2a4a);
    display: flex; align-items: center; justify-content: center;
    font-family: var(--display);
    font-size: 18px;
    font-weight: 500;
  }
  .testimonial-name {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 4px;
  }
  .testimonial-context {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
  }

  /* === GUIDE BANNER === */
  .guide-banner {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .guide-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: center;
  }
  .guide-cover {
    position: relative;
    aspect-ratio: 3/4;
    border-radius: 4px;
    overflow: hidden;
    box-shadow:
      0 30px 80px rgba(0,0,0,0.6),
      -20px 0 60px rgba(0,0,0,0.4);
    transform: perspective(800px) rotateY(-6deg);
  }
  .guide-cover-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
  }
  .guide-cover-overlay {
    position: absolute;
    inset: 0;
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: linear-gradient(180deg,
      rgba(10,10,12,0.4) 0%,
      rgba(10,10,12,0) 30%,
      rgba(10,10,12,0) 60%,
      rgba(10,10,12,0.85) 100%);
    pointer-events: none;
  }
  .guide-cover-eyebrow {
    font-size: 10px;
    letter-spacing: 0.3em;
    color: var(--text);
    text-transform: uppercase;
    align-self: flex-start;
    background: rgba(10,10,12,0.6);
    backdrop-filter: blur(10px);
    padding: 8px 14px;
    border-radius: 100px;
    border: 1px solid rgba(255,255,255,0.1);
  }
  .guide-cover-author-name {
    font-family: var(--display);
    font-size: 22px;
    line-height: 1.2;
    font-weight: 500;
    color: var(--text);
  }
  .guide-cover-author-name span {
    font-size: 12px;
    font-family: var(--body);
    font-weight: 400;
    color: var(--text-muted);
    letter-spacing: 0.05em;
  }
  .guide-cover-content {
    position: absolute; inset: 0;
    padding: 48px 32px;
    display: flex; flex-direction: column;
    justify-content: space-between;
    background:
      radial-gradient(circle at 30% 20%, rgba(80, 100, 150, 0.15) 0%, transparent 50%),
      linear-gradient(160deg, #1a1a22 0%, #0a0a0c 100%);
  }
  .guide-cover-eyebrow {
    font-size: 10px;
    letter-spacing: 0.3em;
    color: var(--text-muted);
    text-transform: uppercase;
  }
  .guide-cover-title {
    font-family: var(--display);
    font-size: 32px;
    line-height: 1.1;
    font-weight: 400;
    letter-spacing: -0.01em;
  }
  .guide-cover-author {
    font-size: 12px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-strong);
    padding-top: 16px;
  }
  .guide-info h3 {
    font-family: var(--display);
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
  }
  .guide-info p {
    color: var(--text-muted);
    font-size: 17px;
    line-height: 1.6;
    margin-bottom: 32px;
  }
  .guide-checklist {
    list-style: none;
    margin-bottom: 40px;
  }
  .guide-checklist li {
    padding: 12px 0;
    font-size: 15px;
    display: flex; gap: 16px;
    border-top: 1px solid var(--border);
  }
  .guide-checklist li:first-child { border-top: none; }
  .guide-checklist li::before {
    content: '01';
    color: var(--text-muted);
    font-family: var(--display);
    font-size: 13px;
    flex-shrink: 0;
    counter-increment: list;
    content: counter(list, decimal-leading-zero);
  }
  .guide-checklist {
    counter-reset: list;
  }

  /* === BANNIÈRE RAPPEL GUIDE === */
  .guide-stripe {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background:
      radial-gradient(circle at 20% 50%, rgba(60, 100, 200, 0.08) 0%, transparent 50%),
      radial-gradient(circle at 80% 50%, rgba(80, 120, 220, 0.06) 0%, transparent 50%),
      var(--bg);
  }
  .guide-stripe-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
  }
  .guide-stripe-content {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-grow: 1;
  }
  .guide-stripe-icon {
    width: 56px; height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(120, 150, 220, 0.15), rgba(60, 100, 200, 0.1));
    border: 1px solid rgba(120, 150, 220, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .guide-stripe-icon svg {
    width: 24px; height: 24px;
    color: #c0d8ff;
  }
  .guide-stripe-text {
    flex-grow: 1;
  }
  .guide-stripe-eyebrow {
    font-size: 11px;
    letter-spacing: 0.25em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 6px;
  }
  .guide-stripe-title {
    font-family: var(--display);
    font-size: 24px;
    font-weight: 500;
    line-height: 1.2;
    color: var(--text);
  }
  .guide-stripe-title em {
    font-style: italic;
    color: var(--text-muted);
    font-weight: 300;
  }

  /* === CONTACT FINAL === */
  .contact-final {
    text-align: center;
    padding: 160px 0;
    position: relative;
    overflow: hidden;
  }
  .contact-final::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/paris-haussmann.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.08;
    filter: grayscale(1);
    pointer-events: none;
  }
  .contact-final::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 1000px; height: 1000px;
    background: radial-gradient(circle, rgba(80, 100, 150, 0.06) 0%, transparent 60%);
    pointer-events: none;
  }
  .contact-final > .container {
    position: relative;
    z-index: 1;
  }
  .contact-final h2 {
    font-family: var(--display);
    font-size: clamp(40px, 5.5vw, 76px);
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
    position: relative;
  }
  .contact-final h2 em {
    font-style: italic;
    color: var(--text-muted);
    font-weight: 300;
  }
  .contact-final p {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 540px;
    margin: 0 auto 48px;
  }
  .contact-final-actions {
    display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
    margin-bottom: 48px;
  }
  .contact-final-info {
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 0.05em;
  }
  .contact-final-info span {
    margin: 0 16px;
  }

  /* === FOOTER === */
  footer {
    border-top: 1px solid var(--border);
    padding: 80px 0 40px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 64px;
  }
  .footer-brand p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin-top: 24px;
    max-width: 320px;
  }
  .footer-col h5 {
    font-size: 11px;
    letter-spacing: 0.25em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 24px;
  }
  .footer-col ul { list-style: none; }
  .footer-col li {
    margin-bottom: 12px;
  }
  .footer-col a {
    color: var(--text);
    font-size: 14px;
    text-decoration: none;
    transition: color 0.2s;
  }
  .footer-col a:hover { color: var(--text-muted); }
  .footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px;
    color: var(--text-muted);
    flex-wrap: wrap; gap: 16px;
  }
  .legal-mention {
    margin-top: 24px;
    font-size: 11px;
    color: var(--text-dim);
    line-height: 1.5;
    max-width: 100%;
  }

  /* === RESPONSIVE === */
  @media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat { border-right: none; padding: 24px 0; border-bottom: 1px solid var(--border); }
    .pour-qui-grid { grid-template-columns: 1fr; }
    .methode-steps { grid-template-columns: 1fr; gap: 48px; }
    .methode-steps::before { display: none; }
    .solutions-grid { grid-template-columns: 1fr; }
    .solution-card.featured { grid-column: span 1; grid-template-columns: 1fr; }
    .pourquoi-grid { grid-template-columns: 1fr; }
    .ouvrages-grid { grid-template-columns: 1fr; gap: 48px; }
    .ouvrages-image { max-width: 400px; margin: 0 auto; }
    .testimonials-track { grid-template-columns: 1fr; }
    .guide-grid { grid-template-columns: 1fr; gap: 48px; }
    .guide-cover { max-width: 320px; margin: 0 auto; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
    .nav-links { display: none; }
    .guide-stripe-inner { flex-direction: column; align-items: flex-start; }
    .guide-stripe-content { width: 100%; }
  }
  @media (max-width: 640px) {
    .container { padding: 0 20px; }
    section { padding: 80px 0; }
    .hero { padding: 120px 0 40px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .btn-primary, .btn-secondary { justify-content: center; }
    .footer-grid { grid-template-columns: 1fr; }
    .contact-final-info span { display: block; margin: 8px 0; }
  }

/* ====================================================================
   FORMULAIRE DE TÉLÉCHARGEMENT DU GUIDE
   ==================================================================== */

.guide-form {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.guide-form input[type="text"],
.guide-form input[type="email"],
.guide-form input[type="tel"] {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  transition: border-color 0.2s, background 0.2s;
}

.guide-form input::placeholder {
  color: var(--text-dim);
}

.guide-form input:focus {
  outline: none;
  border-color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

.guide-form input:invalid:not(:placeholder-shown) {
  border-color: #c97468;
}

.guide-form .form-submit {
  margin-top: 8px;
  width: auto;
  align-self: flex-start;
  cursor: pointer;
  border: none;
  font-family: var(--body);
}

.guide-form .form-note {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
  margin-bottom: 0;
  line-height: 1.5;
}

@media (max-width: 600px) {
  .guide-form .form-row {
    grid-template-columns: 1fr;
  }
  .guide-form .form-submit {
    width: 100%;
    align-self: stretch;
    justify-content: center;
  }
}