/* ============================================================
   CROIRE SHOP — header.css
   ============================================================ */

header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 4vw;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(196, 168, 130, 0.2);
  transition: box-shadow 0.3s;
}

header.scrolled {
  box-shadow: 0 2px 24px rgba(44, 26, 14, 0.08);
}

/* ── LOGO ── */
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--espresso);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-mark span {
  font-family: 'Cormorant Garamond', serif;
  color: var(--gold);
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1;
}

.logo-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--espresso);
  letter-spacing: 0.04em;
}

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

nav a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--charcoal);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--transition-fast);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s;
}

nav a:hover { color: var(--gold); }
nav a:hover::after { width: 100%; }

/* ── HEADER ACTIONS ── */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-whatsapp-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--espresso);
  color: var(--gold-light);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.btn-whatsapp-header:hover {
  background: var(--gold);
  color: var(--espresso);
}

/* ── BURGER ── */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.burger span {
  width: 24px;
  height: 1.5px;
  background: var(--espresso);
  transition: all 0.3s;
  display: block;
}

/* ── MOBILE MENU ── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: var(--cream);
  border-bottom: 1px solid var(--sand);
  padding: 2rem 6vw;
  z-index: 99;
  flex-direction: column;
  gap: 1.5rem;
  box-shadow: 0 8px 32px rgba(44, 26, 14, 0.1);
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--espresso);
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--sand);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav,
  .btn-whatsapp-header {
    display: none;
  }

  .burger {
    display: flex;
  }
}