/* ===== HEADER ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: white; box-shadow: 0 2px 12px rgba(0,0,0,0.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; max-width: var(--container-max); margin: 0 auto; }
.site-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.site-logo img { height: 48px; }
.site-logo-text { font-family: var(--font-heading); font-weight: 700; font-size: 1rem; color: var(--color-navy); line-height: 1.2; }

/* ===== NAV ===== */
.site-nav ul { display: flex; align-items: center; gap: 4px; list-style: none; }
.site-nav a { font-family: var(--font-heading); font-size: 14px; font-weight: 500; color: var(--color-text); padding: 8px 12px; border-radius: var(--radius-sm); transition: all var(--transition); white-space: nowrap; }
.site-nav a:hover, .site-nav a.active { color: var(--color-primary-dark); background: var(--color-bg-light); }

.nav-item { position: relative; }
.nav-dropdown { position: absolute; top: calc(100% + 8px); left: 0; background: white; border-radius: var(--radius); box-shadow: var(--shadow-hover); min-width: 240px; padding: 8px 0; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all var(--transition); z-index: 200; }
.nav-item:hover .nav-dropdown, .nav-item:focus-within .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a { display: block; padding: 10px 20px; border-radius: 0; font-size: 14px; }
.nav-dropdown a:hover { background: var(--color-bg-light); }

.nav-cta { margin-left: 8px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-text); transition: all var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== FOOTER ===== */
.site-footer { background: var(--color-navy); color: white; padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: rgba(255,255,255,0.7); font-size: 15px; margin-top: 16px; }
.footer-col h4 { color: white; font-size: 14px; font-weight: 600; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,0.7); font-size: 14px; transition: color var(--transition); }
.footer-col a:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 14px; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: white; }

/* ===== HERO ===== */
.hero { background: var(--color-navy); padding: 80px 0; overflow: hidden; position: relative; }
.hero-content { max-width: 600px; }
.hero h1 { color: white; font-size: 3rem; font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.hero p { color: rgba(255,255,255,0.85); font-size: 20px; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero--split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero--split img { width: 100%; border-radius: var(--radius); }

/* ===== BREADCRUMB ===== */
.breadcrumb { background: var(--color-bg-light); padding: 12px 0; }
.breadcrumb ol { list-style: none; display: flex; gap: 8px; align-items: center; font-size: 14px; color: var(--color-text-light); }
.breadcrumb ol li::after { content: '›'; margin-left: 8px; }
.breadcrumb ol li:last-child::after { content: ''; }
.breadcrumb a { color: var(--color-primary-dark); }

/* ===== PAGE HERO (sous-pages) ===== */
.page-hero { background: var(--color-navy); padding: 48px 0; }
.page-hero h1 { color: white; font-size: 2.5rem; }
.page-hero p { color: rgba(255,255,255,0.8); margin-bottom: 0; }

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .hero--split { grid-template-columns: 1fr; }
  .hero--split img { display: none; }
}
@media (max-width: 767px) {
  .site-nav { display: none; position: fixed; top: 80px; left: 0; right: 0; bottom: 0; background: white; padding: 24px; overflow-y: auto; flex-direction: column; }
  .site-nav.open { display: flex; }
  .site-nav ul { flex-direction: column; width: 100%; }
  .nav-dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; padding-left: 16px; }
  .nav-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .hero h1 { font-size: 2rem; }
}