/* ============================================================
   Conformité AI Act — design institutionnel sobre
   Palette : bleu profond, blanc, gris clairs, accent rouge discret
   ============================================================ */

:root {
  --bleu: #1e2f6e;
  --bleu-fonce: #16234f;
  --bleu-clair: #eef1f8;
  --encre: #1a1a1a;
  --gris: #5a5a5a;
  --gris-clair: #f6f6f9;
  --bordure: #d9dce5;
  --rouge: #b3232e;
  --or: #b8860b;
  --blanc: #ffffff;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); color: var(--encre); background: var(--blanc); line-height: 1.65; font-size: 17px; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
.muted { color: var(--gris); font-size: 0.92em; }

h1, h2, h3 { font-family: var(--serif); color: var(--bleu-fonce); line-height: 1.25; }
h2 { font-size: 1.9em; margin-bottom: 0.6em; }
h3 { font-size: 1.15em; margin-bottom: 0.4em; }
a { color: var(--bleu); }

/* ---------- Header ---------- */
.site-header { border-top: 4px solid var(--bleu); background: var(--blanc); border-bottom: 1px solid var(--bordure); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; }
.flag { width: 34px; height: auto; border: 1px solid var(--bordure); flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; }
.brand-title { font-family: var(--serif); font-weight: bold; font-size: 1.25em; color: var(--bleu-fonce); letter-spacing: 0.2px; }
.brand-sub { font-size: 0.72em; color: var(--gris); letter-spacing: 0.3px; }
.main-nav { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.main-nav a { text-decoration: none; color: var(--encre); font-size: 0.92em; padding: 4px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover { border-bottom-color: var(--bleu); }
.nav-cta { background: var(--bleu); color: var(--blanc) !important; padding: 8px 16px !important; border-radius: 3px; border-bottom: none !important; }
.nav-cta:hover { background: var(--bleu-fonce); }
.header-notice { background: var(--bleu-clair); border-top: 1px solid var(--bordure); font-size: 0.78em; color: var(--gris); padding: 5px 0; text-align: center; }

/* Bouton burger (mobile) */
.nav-toggle { display: none; background: none; border: 1.5px solid var(--bordure); border-radius: 3px; padding: 9px 10px; cursor: pointer; flex-direction: column; gap: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2.5px; background: var(--bleu-fonce); border-radius: 2px; transition: transform 0.2s, opacity 0.2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(180deg, var(--blanc) 0%, var(--bleu-clair) 100%); padding: 72px 0 56px; border-bottom: 1px solid var(--bordure); }
.hero-kicker { text-transform: uppercase; letter-spacing: 1.5px; font-size: 0.78em; color: var(--rouge); font-weight: 600; margin-bottom: 14px; }
.hero h1 { font-size: 2.6em; max-width: 21em; margin-bottom: 18px; }
.hero-lead { font-size: 1.15em; max-width: 44em; color: #333; margin-bottom: 28px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-points { list-style: none; display: flex; gap: 26px; flex-wrap: wrap; color: var(--gris); font-size: 0.92em; }

/* ---------- Boutons ---------- */
.btn { display: inline-block; padding: 14px 28px; border-radius: 3px; text-decoration: none; font-weight: 600; font-size: 1em; border: none; cursor: pointer; transition: background 0.15s; font-family: var(--sans); }
.btn-primary { background: var(--bleu); color: var(--blanc); }
.btn-primary:hover { background: var(--bleu-fonce); }
.btn-secondary { background: var(--blanc); color: var(--bleu); border: 1.5px solid var(--bleu); }
.btn-secondary:hover { background: var(--bleu-clair); }
.btn-block { width: 100%; }
.btn-phone { background: var(--bleu); color: var(--blanc); font-size: 1.35em; padding: 16px 36px; margin: 14px 0; }
.btn-phone:hover { background: var(--bleu-fonce); }

/* ---------- Chiffres clés ---------- */
.keyfacts { background: var(--bleu-fonce); color: var(--blanc); padding: 34px 0; }
.keyfacts-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.keyfact { display: flex; flex-direction: column; gap: 4px; }
.keyfact-num { font-family: var(--serif); font-size: 1.9em; font-weight: bold; color: #ffd77a; }
.keyfact-label { font-size: 0.82em; opacity: 0.85; line-height: 1.4; }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
.section-alt { background: var(--gris-clair); border-top: 1px solid var(--bordure); border-bottom: 1px solid var(--bordure); }
.section-intro { max-width: 46em; margin-bottom: 30px; color: #333; }
.section h2 { max-width: 30em; }
.section > .container > p { margin-bottom: 16px; }

.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: start; }
.cols-2-va { align-items: center; }

.card { background: var(--blanc); border: 1px solid var(--bordure); border-radius: 4px; padding: 26px; }
.card p { margin-bottom: 10px; font-size: 0.95em; }
.card p:last-child { margin-bottom: 0; }

/* Niveaux de risque */
.risk-list { list-style: none; }
.risk-list li { padding: 9px 0; border-bottom: 1px solid var(--gris-clair); font-size: 0.93em; }
.risk-list li:last-child { border-bottom: none; }
.risk-dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 8px; }
.risk-4 { background: #8b1a1a; } .risk-3 { background: #d2691e; } .risk-2 { background: #b8960b; } .risk-1 { background: #3a7d44; }

/* ---------- Timeline ---------- */
.timeline { border-left: 3px solid var(--bleu); margin-left: 8px; padding-left: 30px; display: flex; flex-direction: column; gap: 30px; }
.timeline-item { position: relative; }
.timeline-item::before { content: ""; position: absolute; left: -39px; top: 4px; width: 15px; height: 15px; border-radius: 50%; background: var(--blanc); border: 3px solid var(--bleu); box-sizing: border-box; }
.timeline-item.done::before { background: var(--bleu); }
.timeline-item.next::before { background: var(--rouge); border-color: var(--rouge); }
.timeline-date { font-family: var(--serif); font-weight: bold; color: var(--bleu-fonce); font-size: 1.05em; }
.timeline-item.next .timeline-date { color: var(--rouge); }
.timeline-body h3 { margin: 2px 0 6px; }
.timeline-body p { font-size: 0.95em; color: #333; max-width: 52em; }

/* ---------- Obligations ---------- */
.obligations-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.num-card { position: relative; padding-top: 30px; }
.num-card .num { position: absolute; top: -16px; left: 22px; background: var(--bleu); color: var(--blanc); font-family: var(--sans); font-weight: 700; width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1em; line-height: 1; padding: 0; text-align: center; }
.card-accent { border-color: var(--rouge); }
.card-accent .num { background: var(--rouge); }

/* ---------- Simulateur ---------- */
.section-dark { background: var(--bleu-fonce); }
.section-dark h2, .section-dark .section-intro { color: var(--blanc); }
.section-dark .section-intro { opacity: 0.85; }
.simulator { background: var(--blanc); border-radius: 6px; max-width: 720px; margin: 0 auto; padding: 34px; box-shadow: 0 8px 30px rgba(0,0,0,0.25); }
.sim-progress { height: 7px; background: var(--gris-clair); border-radius: 4px; overflow: hidden; margin-bottom: 26px; }
.sim-progress-bar { height: 100%; background: var(--bleu); width: 0%; transition: width 0.3s; }
.sim-qnum { font-size: 0.8em; text-transform: uppercase; letter-spacing: 1px; color: var(--gris); margin-bottom: 6px; }
.sim-question { font-family: var(--serif); font-size: 1.3em; color: var(--bleu-fonce); margin-bottom: 18px; line-height: 1.35; }
.sim-options { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.sim-option { border: 1.5px solid var(--bordure); border-radius: 4px; padding: 13px 16px; cursor: pointer; font-size: 0.97em; background: var(--blanc); text-align: left; transition: border-color 0.1s, background 0.1s; font-family: var(--sans); }
.sim-option:hover { border-color: var(--bleu); background: var(--bleu-clair); }
.sim-option.selected { border-color: var(--bleu); background: var(--bleu-clair); font-weight: 600; }
.sim-nav { display: flex; justify-content: space-between; align-items: center; }
.sim-back { background: none; border: none; color: var(--gris); cursor: pointer; font-size: 0.9em; text-decoration: underline; }
.sim-result-level { display: inline-block; padding: 6px 14px; border-radius: 3px; font-weight: 700; margin-bottom: 14px; font-size: 0.95em; }
.level-high { background: #fbe9e7; color: #8b1a1a; }
.level-mid { background: #fdf3d7; color: #7a5b00; }
.level-base { background: #e8f0e9; color: #2c5f34; }
.sim-result h3 { font-size: 1.45em; margin-bottom: 10px; }
.sim-result ul { margin: 12px 0 20px 20px; font-size: 0.95em; }
.sim-result li { margin-bottom: 7px; }
.sim-result-ctas { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }

/* ---------- Formulaires ---------- */
.form-card h3 { margin-bottom: 16px; }
.lead-form label { display: block; font-size: 0.88em; font-weight: 600; color: var(--bleu-fonce); margin-bottom: 12px; }
.lead-form input[type="text"], .lead-form input[type="email"], .lead-form input[type="tel"] {
  display: block; width: 100%; margin-top: 4px; padding: 11px 12px; border: 1.5px solid var(--bordure); border-radius: 3px; font-size: 1em; font-family: var(--sans);
}
.lead-form input:focus { outline: none; border-color: var(--bleu); }
.req { color: var(--rouge); }
.consent { font-weight: 400 !important; font-size: 0.8em !important; color: var(--gris) !important; display: flex !important; gap: 8px; align-items: flex-start; }
.consent input { margin-top: 3px; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; }
.form-status { margin-top: 10px; font-size: 0.9em; min-height: 1.2em; }
.form-status.ok { color: #2c5f34; font-weight: 600; }
.form-status.err { color: var(--rouge); font-weight: 600; }

.check-list { list-style: none; margin: 14px 0 18px; }
.check-list li { padding: 6px 0 6px 28px; position: relative; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--bleu); font-weight: bold; }

/* ---------- FAQ ---------- */
#faq details { border: 1px solid var(--bordure); border-radius: 4px; margin-bottom: 10px; background: var(--blanc); }
#faq summary { cursor: pointer; padding: 16px 20px; font-weight: 600; font-family: var(--serif); color: var(--bleu-fonce); font-size: 1.02em; list-style-position: inside; }
#faq summary:hover { background: var(--bleu-clair); }
#faq details p { padding: 0 20px 16px 20px; font-size: 0.95em; color: #333; }

/* ---------- Contact ---------- */
.section-contact { background: var(--bleu-clair); border-top: 1px solid var(--bordure); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bleu-fonce); color: rgba(255,255,255,0.85); padding: 48px 0 20px; font-size: 0.9em; }
.site-footer .brand-title { color: var(--blanc); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 1fr; gap: 40px; margin-bottom: 30px; }
.footer-desc { margin: 12px 0; opacity: 0.8; }
.footer-legal-notice { font-size: 0.85em; opacity: 0.7; border-left: 3px solid rgba(255,255,255,0.3); padding-left: 12px; }
.site-footer h4 { color: var(--blanc); font-family: var(--serif); margin-bottom: 10px; margin-top: 14px; }
.site-footer h4:first-child { margin-top: 0; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 6px; }
.footer-links a { color: rgba(255,255,255,0.8); text-decoration: none; }
.footer-links a:hover { color: var(--blanc); text-decoration: underline; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 18px; text-align: center; opacity: 0.7; }
.footer-bottom a { color: inherit; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  body { font-size: 16px; }

  /* Header : marque + burger sur une ligne, nav en panneau déroulant */
  .nav-toggle { display: flex; }
  .main-nav { display: none; width: 100%; flex-direction: column; gap: 0; order: 3; border-top: 1px solid var(--bordure); margin-top: 12px; padding-top: 6px; }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px 4px; border-bottom: 1px solid var(--gris-clair); font-size: 1em; }
  .main-nav a:hover { border-bottom-color: var(--gris-clair); background: var(--bleu-clair); }
  .main-nav .nav-cta { margin: 12px 0 6px; text-align: center; border-radius: 3px; border-bottom: none; }
  .header-inner { flex-wrap: wrap; }
  .brand { flex: 1; min-width: 0; }
  .brand-sub { font-size: 0.66em; }
  .header-notice { font-size: 0.72em; padding: 6px 0; }

  /* Sections */
  .section { padding: 44px 0; }
  .hero { padding: 44px 0 38px; }
  .hero h1 { font-size: 1.85em; }
  .hero-lead { font-size: 1.05em; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { text-align: center; }
  .hero-points { flex-direction: column; gap: 8px; }
  h2 { font-size: 1.5em; }

  .keyfacts-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .keyfact-num { font-size: 1.5em; }
  .obligations-grid { grid-template-columns: 1fr; gap: 28px; }
  .cols-2 { grid-template-columns: 1fr; gap: 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }

  /* Timeline plus compacte */
  .timeline { padding-left: 24px; margin-left: 6px; }
  .timeline-item::before { left: -33px; }

  /* Simulateur */
  .simulator { padding: 22px 18px; }
  .sim-question { font-size: 1.15em; }
  .sim-option { padding: 12px 13px; }

  .card { padding: 20px; }
  .btn-phone { font-size: 1.15em; padding: 14px 26px; }
}

@media (max-width: 400px) {
  .keyfacts-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .hero h1 { font-size: 1.6em; }
  .flag { width: 28px; }
}