/* src/components/header.css */
/* Header capsule flottante centrée — inspiration OM, énergie SolaceUI centrée. */
/* Se fond dans le hero animé grâce au backdrop-blur + fond bois translucide.  */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-2) var(--space-3);
  pointer-events: none;
  transition: padding var(--transition-medium);
}

/* Fond flou plein-largeur au-dessus, pour dissoudre la bande sombre du hero
   qui traversait le padding-top du header fixed. */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(28, 0, 0, 0.35) 0%,
    rgba(28, 0, 0, 0.10) 55%,
    transparent 100%
  );
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  pointer-events: none;
  opacity: 1;
  transition: opacity var(--transition-medium);
}
.site-header.scrolled::before { opacity: 0; }

@media (min-width: 768px) {
  .site-header { padding: var(--space-3) var(--space-5); }
}

.header-capsule {
  position: relative;
  pointer-events: auto;
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: var(--space-2) var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  background-color: rgba(28, 0, 0, 0.52);
  backdrop-filter: saturate(1.6) blur(20px);
  -webkit-backdrop-filter: saturate(1.6) blur(20px);
  border: 1px solid rgba(247, 245, 241, 0.12);
  border-radius: 16px;
  box-shadow:
    0 24px 60px -18px rgba(28, 0, 0, 0.55),
    0 8px 20px -8px rgba(28, 0, 0, 0.35),
    inset 0 1px 0 rgba(247, 245, 241, 0.08);
  color: var(--bg);
  transition: background-color var(--transition-medium),
              padding var(--transition-medium),
              border-color var(--transition-medium),
              transform var(--transition-medium),
              box-shadow var(--transition-medium);
}

.site-header.scrolled {
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}
.site-header.scrolled .header-capsule {
  background-color: rgba(28, 0, 0, 0.78);
  border-color: rgba(247, 245, 241, 0.16);
  padding: var(--space-1) var(--space-4);
  transform: scale(0.97);
  box-shadow:
    0 16px 40px -14px rgba(28, 0, 0, 0.6),
    0 6px 14px -6px rgba(28, 0, 0, 0.4),
    inset 0 1px 0 rgba(247, 245, 241, 0.1);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: inherit;
  gap: 2px;
  line-height: 1;
}

/* Wordmark texte — approximation typographique du logo officiel, colorable via currentColor.
   À remplacer par le JPG (ou mieux : PNG/SVG transparent client) le jour où on l'a en clair-sur-fond. */
.brand-mark {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: 0.04em;
  color: var(--bg);
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  line-height: 1;
}

.brand-mark::after {
  content: "";
  display: inline-block;
  width: 4px;
  height: 10px;
  background: var(--gold);
  transform: skewX(-18deg) translateY(-1px);
  border-radius: 1px;
}

.brand-sub {
  font-family: var(--font-body);
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.9;
  line-height: 1;
}

@media (min-width: 768px) {
  .brand-mark { font-size: 1.25rem; }
  .brand-mark::after { width: 5px; height: 12px; }
  .brand-sub { font-size: 0.5625rem; }
}

.nav-primary {
  width: 100%;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1) var(--space-2);
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  isolation: isolate;
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(247, 245, 241, 0.88);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: 999px;
  letter-spacing: 0.02em;
  transition: color 0.3s ease, transform 0.25s ease;
  will-change: transform;
}

.nav-link::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: rgba(216, 149, 69, 0.28);
  border-radius: inherit;
  transform: scale(0);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  z-index: -1;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--gold);
  transform: scale(1.04);
}

.nav-link:hover::before,
.nav-link:focus-visible::before {
  transform: scale(1);
  opacity: 1;
}

.nav-link:active {
  transform: scale(0.96);
}

@media (max-width: 480px) {
  .header-capsule { padding: var(--space-2) var(--space-3); border-radius: 14px; }
  .nav-link { font-size: 0.8125rem; padding: var(--space-1) var(--space-2); }
  .brand-mark { font-size: 1.25rem; }
  .brand-sub { font-size: 0.5rem; letter-spacing: 0.18em; }
}

@media (prefers-reduced-motion: reduce) {
  .site-header, .header-capsule, .brand-logo, .nav-link, .nav-link::before {
    transition: none;
  }
}