/* ============================================================
   MAIRIE DE FÉNIERS — HEADER & NAVIGATION
   ============================================================ */

/* ── Barre supérieure (infos rapides) ── */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.75);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  padding: var(--space-2) 0;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.topbar__item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: rgba(255,255,255,0.75);
}
.topbar__item svg { width: 12px; height: 12px; opacity: 0.7; }
.topbar a.topbar__item:hover { color: var(--white); }

/* ── Header principal ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--white);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-8);
}

/* ── Logo ── */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}
.site-logo__img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.site-logo__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.01em;
}
.site-logo__subtitle {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Navigation principale ── */
.nav-primary {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  justify-content: center;
}

.nav-primary__list {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-primary__item {
  position: relative;
}

.nav-primary__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.nav-primary__link:hover {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-primary__link.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-primary__link .chevron {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}
.nav-primary__item:hover .chevron {
  transform: rotate(180deg);
}

/* ── Sous-menus dropdown ── */
.nav-primary__dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 220px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
  z-index: var(--z-dropdown);
}
.nav-primary__item:hover .nav-primary__dropdown,
.nav-primary__item:focus-within .nav-primary__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-primary__dropdown-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--text);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
}
.nav-primary__dropdown-link:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* ── Actions header (CTA + burger) ── */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ── Bouton menu mobile ── */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  transition: background var(--transition-fast);
  cursor: pointer;
  background: none;
  border: none;
}
.burger:hover { background: var(--bg-alt); }
.burger__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  transform-origin: center;
}
.burger.open .burger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open .burger__line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger.open .burger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Menu mobile ── */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  overflow-y: auto;
  z-index: var(--z-overlay);
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}
.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu__list { margin-bottom: var(--space-4); }

.mobile-menu__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  font-family: var(--font-ui);
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition-fast);
}
.mobile-menu__link:hover { color: var(--primary); }

.mobile-menu__subllist {
  padding-left: var(--space-4);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}
.mobile-menu__sublink {
  display: block;
  padding: var(--space-3) 0;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition-fast);
}
.mobile-menu__sublink:hover { color: var(--primary); }

.mobile-menu__cta {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* ── Overlay mobile ── */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: calc(var(--z-overlay) - 1);
  backdrop-filter: blur(2px);
}
.mobile-overlay.open { display: block; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .nav-primary { display: none; }
  .burger { display: flex; }
  .mobile-menu { display: block; }
}

@media (max-width: 640px) {
  .topbar { display: none; }
  .site-logo__subtitle { display: none; }
}