/* ============================================================
   IBIZZI · header.css
   Announcement bar + header + menú móvil + search overlay
   ============================================================ */

/* ---------- Announcement Bar ---------- */

.announcement {
  position: relative;
  z-index: calc(var(--z-header) + 1);
  background-color: var(--color-brand-navy);
  border-bottom: 1px solid var(--color-border-soft);
  overflow: hidden;
}

.announcement-inner {
  display: flex;
  align-items: center;
  /* flex-start + margin:auto en los extremos (y no justify-content:center):
     con center, cuando el texto desborda en móvil el comienzo queda cortado
     y es imposible scrollear hasta él. Así centra solo si hay espacio. */
  justify-content: flex-start;
  height: var(--announcement-height);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-inline: var(--space-4);
}
.announcement-inner::-webkit-scrollbar { display: none; }

.announcement-inner span {
  display: inline-block;
  padding-inline: var(--space-4);
}
.announcement-inner span:first-child { margin-left: auto; }
.announcement-inner span:last-child  { margin-right: auto; }

/* ---------- Header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: rgba(27, 35, 64, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-soft);
  transition:
    transform var(--dur-base) var(--ease-out),
    background-color var(--dur-base) var(--ease-out);
  will-change: transform;
}

/* Al bajar, el header se corre fuera de pantalla; apenas se scrollea
   hacia arriba vuelve a entrar (app.js saca la clase). */
.header.is-hidden {
  transform: translateY(-100%);
}

.header-inner {
  display: grid;
  /* 1fr auto 1fr también en móvil: con auto 1fr auto el logo quedaba
     corrido ~40px a la izquierda porque los 3 iconos de la derecha pesan
     más que la hamburguesa. */
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--header-height);
  gap: var(--space-3);
}

/* Logo */
.header-logo {
  font-family: var(--font-serif);
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  letter-spacing: 0.35em;
  color: var(--color-text-primary);
  text-transform: uppercase;
  line-height: 1;
  justify-self: center;
  padding-inline: var(--space-2);
}

/* Menú (izquierda) */
.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.header-left  { justify-self: start; }
.header-right { justify-self: end; }

/* Teléfonos chicos: iconos apenas más angostos para que el logo
   centrado tenga lugar de verdad. */
@media (max-width: 479px) {
  .header-right { gap: 0; }
  .header-right .icon-btn { width: 36px; }
}

/* Nav desktop (oculta en móvil) */
.header-nav {
  display: none;
}

.header-nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  /* Fluido: se aprieta en pantallas chicas y respira en las grandes,
     así los 6 links entran sin partirse en ningún ancho. */
  gap: clamp(1rem, 1.6vw, 2rem);
}

.header-nav-link {
  font-family: var(--font-sans);
  font-size: clamp(11px, 0.85vw, 12px);
  font-weight: var(--fw-medium);
  letter-spacing: clamp(0.08em, 0.35vw, 0.16em);
  text-transform: uppercase;
  color: var(--color-text-primary);
  padding-block: var(--space-2);
  position: relative;
  /* Sin esto el grid del header comprime la columna del nav hasta el
     ancho de la palabra más larga y parte los links en varias líneas. */
  white-space: nowrap;
  transition: var(--transition-color);
}
.header-nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.header-nav-link:hover::after,
.header-nav-link.is-active::after {
  transform: scaleX(1);
}
.header-nav-link:hover {
  color: var(--color-text-primary);
}

/* Hamburguesa */
.hamburger {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
}
.hamburger-lines {
  display: block;
  width: 22px;
  height: 12px;
  position: relative;
}
.hamburger-lines::before,
.hamburger-lines::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transition: transform var(--dur-base) var(--ease-out),
              top var(--dur-base) var(--ease-out);
}
.hamburger-lines::before { top: 0; }
.hamburger-lines::after  { top: 11px; }

/* ---------- Mobile menu drawer ---------- */

.overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.55);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out),
              visibility var(--dur-base) var(--ease-out);
}
.overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: min(85vw, 380px);
  height: 100vh;
  height: 100dvh;
  background-color: var(--color-bg-secondary);
  z-index: var(--z-drawer);
  transform: translateX(-100%);
  transition: transform var(--dur-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border-soft);
}
.mobile-menu.is-open {
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-soft);
  min-height: var(--header-height);
}

.mobile-menu-title {
  font-family: var(--font-serif);
  font-size: var(--fs-md);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.mobile-menu-close {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
}

.mobile-menu-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5);
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.mobile-nav-link {
  display: block;
  padding: var(--space-4) 0;
  font-family: var(--font-serif);
  font-size: var(--fs-xl);
  font-weight: var(--fw-regular);
  letter-spacing: var(--ls-tight);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-soft);
  transition: var(--transition-color);
}
.mobile-nav-link:hover { color: var(--color-text-secondary); }

.mobile-menu-footer {
  padding: var(--space-5);
  padding-bottom: calc(var(--space-5) + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--color-border-soft);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mobile-menu-footer a {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  color: var(--color-text-secondary);
}

/* ---------- Search overlay ---------- */

.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-bg-secondary);
  z-index: var(--z-drawer);
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease-out);
  border-bottom: 1px solid var(--color-border-soft);
  padding-bottom: var(--space-5);
}
.search-overlay.is-open {
  transform: translateY(0);
}

.search-overlay-inner {
  padding: var(--space-4) var(--container-pad);
}

.search-form {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

.search-input {
  flex: 1;
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--color-text-primary);
  padding: var(--space-2) 0;
}
.search-input::placeholder {
  color: var(--color-text-muted);
  font-style: italic;
}
.search-input:focus { outline: none; }

.search-suggestions {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.search-suggestion {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
}