/* Regles conservees en inline : elles redefinissent des selecteurs
     deja presents dans un CSS partage. Les extraire changerait leur
     position dans la cascade, donc le rendu. Voir AGENTS.md §3 P2. */
    :root {
      --primary: #0F172A;
      --accent-blue: #1A4DFB;
      --accent-blue-hover: #0F37BE;
      --blue-bg: #EDF2FF;
      --blue-border: #C7D9FF;
      --blue-bg-soft: #F5F8FF;
      --blue-border-soft: #DCE6FF;
      --text-main: #334155;
      --text-muted: #64748B;
      --bg-light: #F8FAFC;
      --card-border: #E2E8F0;
    }

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

    body {
      font-family: var(--font-body);
      background-color: var(--bg-light);
      color: var(--text-main);
      -webkit-font-smoothing: antialiased;
      line-height: 1.6;
      padding-bottom: 84px; /* Espace pour la barre fixe mobile */
    }

    h1, h2, h3, .derat-tag, .card-title, .method-badge, .faq-item summary {
      font-family: var(--font-heading);
    }

    .section-heading {
      text-align: center;
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--primary);
      margin: 36px 0 18px 0;
    }

    /* Grilles de cartes */
    .cards-grid {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .derat-card {
      background: #FFFFFF;
      border-radius: 16px;
      padding: 22px 18px;
      border: 1px solid var(--card-border);
      box-shadow: 0 4px 15px -2px rgba(15, 23, 42, 0.03);
    }

    .derat-card.alert {
      border: 2px solid var(--accent-blue);
    }

    .icon-box {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
    }

    .icon-box.strong { background: var(--accent-blue); color: #FFFFFF; }
    .icon-box.soft { background: var(--blue-bg); color: var(--accent-blue-hover); }

    .icon-box svg { width: 22px; height: 22px; }

    .card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .risk-list {
      list-style: none;
      padding: 0;
    }

    .risk-list li {
      font-size: 0.86rem;
      color: var(--text-main);
      margin-bottom: 8px;
      line-height: 1.55;
    }

    .risk-list li strong {
      color: var(--primary);
    }

    /* Style des Méthodes */
    .methods-grid {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .method-card {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: 16px;
      padding: 18px;
    }

    .method-header {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-bottom: 10px;
    }

    .method-badge {
      background: var(--blue-bg);
      color: var(--accent-blue-hover);
      font-size: 0.72rem;
      font-weight: 800;
      padding: 4px 10px;
      border-radius: 6px;
      text-transform: uppercase;
    }

    .method-desc {
      font-size: 0.86rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* Bloc Rayon / Périmètre */
    .zone-box {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: 16px;
      padding: 22px 18px;
      margin-top: 22px;
    }

    .zone-box p a {
      color: var(--accent-blue);
      font-weight: 600;
      text-decoration: none;
    }

    .zone-box p a:hover {
      text-decoration: underline;
    }

    .zone-block-title {
      font-size: 0.78rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: var(--accent-blue-hover);
      margin: 16px 0 8px 0;
    }

    .zone-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .zone-chip {
      background: var(--blue-bg-soft);
      color: var(--primary);
      border: 1px solid var(--blue-border-soft);
      font-size: 0.78rem;
      font-weight: 700;
      padding: 6px 12px;
      border-radius: 8px;
    }

    .zone-chip.primary-zone {
      background: var(--blue-bg);
      color: var(--accent-blue-hover);
      border-color: var(--blue-border);
    }

    .zone-chip.link {
      text-decoration: none;
    }

    .zone-chip.link:hover {
      background: var(--accent-blue);
      color: #FFF;
    }

    /* FAQ */
    .faq-section { margin-top: 20px; }

    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: 12px;
      margin-bottom: 10px;
      overflow: hidden;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      font-weight: 700;
      font-size: 0.92rem;
      color: var(--primary);
    }

    .faq-item summary::-webkit-details-marker { display: none; }

    .faq-icon {
      flex-shrink: 0;
      width: 20px;
      height: 20px;
      color: var(--accent-blue);
      transition: transform 0.25s;
    }

    .faq-item[open] .faq-icon { transform: rotate(45deg); }

    .faq-answer {
      padding: 0 18px 18px 18px;
      font-size: 0.88rem;
      color: var(--text-muted);
    }

    /* Bouton d'action dans le flux */
    .inline-call-wrapper {
      margin-top: 32px;
      text-align: center;
    }

    .phone-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      width: 100%;
      max-width: 400px;
      min-height: 44px;
      background-color: var(--accent-blue);
      color: #FFFFFF;
      font-weight: 700;
      font-size: 1rem;
      padding: 14px 20px;
      border-radius: 14px;
      text-decoration: none;
      box-shadow: 0 8px 20px -4px rgba(26, 77, 251, 0.3);
      transition: background-color 0.2s;
    }

    .phone-button:hover {
      background-color: var(--accent-blue-hover);
    }

    /* Barre fixe pour Smartphone */



    /* TABLETTE : 640px+ */
    @media (min-width: 640px) {
      .derat-title { font-size: 1.9rem; }
      .cards-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
      .methods-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    }

    /* TABLETTE LARGE / DESKTOP : 768px+ */
    @media (min-width: 768px) {
      body { padding-bottom: 0; }
      .derat-section { padding: 64px 24px; }
      .derat-title { font-size: 2.4rem; }
      .section-heading { font-size: 1.5rem; }
      .cards-grid { grid-template-columns: repeat(3, 1fr); gap: 22px; }
      .methods-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    }

    /* DESKTOP LARGE : 1024px+ */
    @media (min-width: 1024px) {
      .derat-title { font-size: 2.7rem; }
    }