/* ══════════════════════════════════════════════════════════════════
   ARKEO Diagnostics — Header component
   Source of truth for all nav styles. Loaded on every page.
   Prefixed with .site-header to win specificity over per-page CSS.
   ══════════════════════════════════════════════════════════════════ */

/* ── Reset text-decoration everywhere in the header ─────────── */
.site-header a,
.site-header button {
  text-decoration: none;
}

/* ── Desktop nav container — baseline alignment ──────────────── */
/* Override Tailwind's items-center so all nav text shares one baseline */
.site-header nav[aria-label="Navigation principale"] {
  align-items: baseline;
}

/* ── Desktop nav links ───────────────────────────────────────── */
.site-header .nav-link {
  display: inline-flex;
  align-items: baseline;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #6b7280;
  text-decoration: none;
  transition: color 0.15s ease;
  line-height: 1;
  padding: 0;
  margin: 0;
  border: none;
}
.site-header .nav-link:hover { color: #0a251e; }
.site-header .nav-link--active { color: #0a251e; }

/* ── Dropdown wrapper ────────────────────────────────────────── */
/* display:contents lets the parent nav see the button directly for baseline */
.site-header .nav-dropdown-wrap {
  position: relative;
  display: inline-flex;
  align-items: baseline;
}

/* ── Dropdown toggle button ──────────────────────────────────── */
.site-header .nav-dropdown-btn {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  background: none;
  padding: 0;
  margin: 0;
  border: none;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #6b7280;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.15s ease;
  line-height: 1;
}
.site-header .nav-dropdown-btn:hover { color: #0a251e; }
.site-header .nav-dropdown-btn--active { color: #0a251e; }

/* ── Dropdown chevron ────────────────────────────────────────── */
/* Retirer le chevron du flux de baseline avec translate pour centrage optique */
.site-header .nav-dropdown-chevron {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
  /* Aligner optiquement sur la hauteur de capitale (≈ 73% de l'em) */
  position: relative;
  top: 0.1em;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  align-self: center;
}
.site-header .nav-dropdown-btn[aria-expanded="true"] .nav-dropdown-chevron {
  transform: rotate(180deg);
}

/* ── Sous-texte secondaire dans les items du dropdown ───────── */
.site-header .nav-dropdown-panel .menu-subtext,
.site-header .mobile-diag-item .menu-subtext {
  opacity: 0.72;
  font-size: 0.9em;
}

/* ── Dropdown panel ──────────────────────────────────────────── */
.site-header .nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 210px;
  background: rgba(244, 246, 243, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 6px;
  box-shadow: 0 8px 24px -4px rgba(10, 37, 30, 0.12),
              0 40px 48px -12px rgba(10, 37, 30, 0.06);
  padding: 6px 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease-out, transform 0.18s ease-out;
  z-index: 200;
}
.site-header .nav-dropdown-panel.nav-dropdown-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.site-header .nav-dropdown-panel a {
  display: block;
  padding: 9px 18px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #2f3a36;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.12s, background 0.12s;
}
.site-header .nav-dropdown-panel a:hover {
  color: #0a251e;
  background: rgba(10, 37, 30, 0.06);
}
.site-header .nav-dropdown-panel a[aria-current="page"] {
  color: #0a251e;
  font-weight: 700;
}
/* Lien hub « Tous nos diagnostics » : accentué + séparé du reste */
.site-header .nav-dropdown-panel a.diag-hub-link {
  color: #0a251e;
  font-weight: 800;
  border-bottom: 1px solid rgba(10, 37, 30, 0.12);
  margin-bottom: 5px;
  padding-bottom: 12px;
}
.site-header .nav-dropdown-panel a.diag-hub-link:hover {
  background: rgba(10, 37, 30, 0.07);
}

/* ── Mobile nav links ────────────────────────────────────────── */
.site-header .mobile-nav-link {
  display: block;
  padding: 0.75rem 0.5rem 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #6b7280;
  text-decoration: none;
  transition: color 0.12s;
}
.site-header .mobile-nav-link:hover { color: #0a251e; }
.site-header .mobile-nav-link--active {
  color: #0a251e;
  font-weight: 700;
  border-left: 2px solid #0a251e;
  padding-left: calc(1rem - 2px);
}

/* ── Mobile CTA phone ────────────────────────────────────────── */
.site-header .mobile-cta-phone {
  display: block;
  margin: 0.75rem 0.5rem 0.25rem;
  background: #0a251e;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 0.25rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  transition: background 0.15s ease;
}
.site-header .mobile-cta-phone:hover { background: #000; }
.site-header .mobile-cta-phone:focus {
  outline: 2px solid #0a251e;
  outline-offset: 2px;
}

/* ── Mobile diag toggle ──────────────────────────────────────── */
.site-header .mobile-diag-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  text-decoration: none;
}
.site-header .mobile-diag-chevron {
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.site-header .mobile-diag-panel {
  background: rgba(10, 37, 30, 0.03);
}
.site-header .mobile-diag-item {
  display: block;
  padding: 10px 16px 10px 28px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #6b7280;
  text-decoration: none;
  transition: color 0.12s;
}
.site-header .mobile-diag-item:hover { color: #0a251e; }
.site-header .mobile-diag-item--active { color: #0a251e; font-weight: 700; }