/**
 * Estilos del componente Header
 * CasaMarx Cafetería
 */

/* ============================================================
   HEADER - LAYOUT Y ESTRUCTURA
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background-color: color-mix(in oklab, var(--bg) 92%, transparent);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color 0.3s;
}

body.dark .site-header {
  background-color: color-mix(in oklab, var(--bg) 92%, transparent);
  border-bottom-color: var(--border-subtle);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

/* ============================================================
   LOGO
   ============================================================ */
.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-image {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--rojo);
}

.logo-subtitle {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
}

/* ============================================================
   NAVEGACIÓN PRINCIPAL
   ============================================================ */
.main-nav {
  display: flex;
  gap: var(--spacing-md);
  flex-direction: row;
}

.main-nav a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
  transition: color 0.3s;
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--rojo);
}

/* ============================================================
   BOTÓN HAMBURGUESA (MOBILE)
   ============================================================ */
.hamburger {
  display: none !important;
  flex-direction: column;
  gap: 5px;
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================================
   ACCIONES DEL HEADER (TEMA, LOGIN)
   ============================================================ */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.btn-icon {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: color 0.3s;
}

.btn-icon:hover {
  color: var(--rojo);
}

/* Ocultar/mostrar iconos de tema según modo */
body.dark .icon-sun {
  display: none;
}

body:not(.dark) .icon-moon {
  display: none;
}

/* ============================================================
   RESPONSIVE - MOBILE (max-width: 768px)
   ============================================================ */
@media (max-width: var(--bp-md)) {
  /* Mostrar hamburguesa en mobile */
  .hamburger {
    display: flex !important;
    margin-left: auto;
  }

  /* Ocultar nav horizontal en mobile y convertir a overlay */
  .main-nav {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--bg);
    flex-direction: column;
    gap: 0;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0.3s ease, opacity 0.3s ease;
  }

  /* Mostrar menú cuando tiene clase active */
  .main-nav.active {
    visibility: visible;
    opacity: 1;
  }

  /* Estilos de enlaces en mobile */
  .main-nav a {
    display: block;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    text-decoration: none;
    width: 100%;
  }

  .main-nav a:last-child {
    border-bottom: none;
  }

  .main-nav a:hover {
    background-color: var(--bg-2);
  }
}