/* ============================================
   KOVA — Header & Navigation
   ============================================ */

/* ---------- Announcement Bar ---------- */
.announcement-bar {
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  text-align: center;
  height: var(--announcement-height);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.announcement-bar__track {
  display: flex;
  align-items: center;
  height: 100%;
}

.announcement-bar__message {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-slow);
  padding: 0 var(--space-xl);
}

.announcement-bar__message.active {
  opacity: 1;
}

.announcement-bar__close {
  position: absolute;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  padding: var(--space-xs);
  line-height: 0;
}

.announcement-bar__close:hover {
  opacity: 0.7;
}

.announcement-bar.hidden {
  display: none;
}

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  transition: transform 0.3s ease;
}

.header.header--hidden {
  transform: translateY(-100%);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height-mobile);
}

@media (min-width: 1024px) {
  .header__inner {
    height: var(--header-height);
  }
}

/* ---------- Logo ---------- */
.header__logo {
  font-size: var(--font-size-lg);
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--color-black);
  text-transform: uppercase;
  flex-shrink: 0;
}

/* Mobile: logo centered */
@media (max-width: 1023px) {
  .header__logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }
}

/* ---------- Desktop Nav ---------- */
.header__nav {
  display: none;
}

@media (min-width: 1024px) {
  .header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-left: var(--space-3xl);
  }
}

.header__nav-link {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-primary);
  padding: 4px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.header__nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1.5px;
  background-color: var(--color-black);
  transition: width var(--transition-base);
}

.header__nav-link:hover::after,
.header__nav-link.active::after {
  width: 100%;
}

.header__nav-link--sale {
  color: var(--color-sale);
}

/* ---------- Header Actions (icons) ---------- */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

@media (min-width: 1024px) {
  .header__actions {
    gap: var(--space-md);
  }
}

.header__action-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
}

.header__action-btn:hover {
  background-color: var(--color-bg-secondary);
}

.header__action-btn svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.5;
}

/* Cart counter badge */
.header__cart-count {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--radius-full);
  background-color: var(--color-black);
  color: var(--color-white);
  font-size: 10px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.header__cart-count.hidden {
  display: none;
}

/* ---------- Currency Selector ---------- */
.currency-selector {
  position: relative;
  display: none;
}

@media (min-width: 1024px) {
  .currency-selector { display: block; }
}

.currency-selector__current {
  width: auto !important;
  padding: 0 8px !important;
  font-size: var(--font-size-xs) !important;
  font-weight: 500;
  white-space: nowrap;
}

.currency-selector__dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 130px;
  z-index: 100;
  display: none;
}

.currency-selector__dropdown.active {
  display: block;
}

.currency-selector__dropdown button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  font-size: var(--font-size-sm);
  transition: background-color var(--transition-fast);
}

.currency-selector__dropdown button:hover {
  background-color: var(--color-bg-secondary);
}

/* Search & Wishlist hidden on mobile */
.header__action-btn--search,
.header__action-btn--wishlist,
.header__action-btn--account {
  display: none;
}

@media (min-width: 1024px) {
  .header__action-btn--search,
  .header__action-btn--wishlist,
  .header__action-btn--account {
    display: flex;
  }
}

/* Mobile-only search button */
.header__action-btn--search-mobile {
  display: flex;
}

@media (min-width: 1024px) {
  .header__action-btn--search-mobile {
    display: none;
  }
}

/* ---------- Hamburger ---------- */
.header__hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.header__hamburger svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.5;
}

@media (min-width: 1024px) {
  .header__hamburger {
    display: none;
  }
}

/* ---------- Mega Menu ---------- */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  z-index: 999;
}

.mega-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1.2fr;
  gap: var(--space-xl);
  padding: var(--space-2xl) 0;
}

.mega-menu__column-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.mega-menu__link {
  display: block;
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.mega-menu__link:hover {
  color: var(--color-text-primary);
}

.mega-menu__image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.mega-menu__image-caption {
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-top: var(--space-sm);
  color: var(--color-text-primary);
}

/* ---------- Mobile Menu (Drawer) ---------- */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 320px;
  max-width: 85vw;
  background-color: var(--color-white);
  z-index: 1001;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-menu.active {
  transform: translateX(0);
}

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

.mobile-menu__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.mobile-menu__close svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.5;
}

.mobile-menu__nav {
  flex: 1;
  padding: var(--space-md) 0;
}

.mobile-menu__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--space-md);
  font-size: var(--font-size-md);
  font-weight: 500;
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast);
}

.mobile-menu__link:hover {
  background-color: var(--color-bg-secondary);
}

.mobile-menu__link--sale {
  color: var(--color-sale);
}

.mobile-menu__link svg {
  width: 16px;
  height: 16px;
  stroke-width: 1.5;
  color: var(--color-text-muted);
}

/* Mobile submenu */
.mobile-submenu {
  display: none;
  padding: 0 0 var(--space-sm) 0;
  background-color: var(--color-bg-tertiary);
}

.mobile-submenu.active {
  display: block;
}

.mobile-submenu__title {
  display: flex;
  align-items: center;
  padding: 14px var(--space-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
}

.mobile-submenu__link {
  display: block;
  padding: 10px var(--space-md) 10px var(--space-lg);
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.mobile-submenu__link:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-secondary);
}

.mobile-menu__footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.mobile-menu__footer-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 0;
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
}

.mobile-menu__footer-link svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.5;
}

/* ---------- Search Overlay ---------- */
.search-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--color-white);
  z-index: 1002;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.search-overlay__inner {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
}

.search-overlay__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.search-overlay__input {
  flex: 1;
  height: 48px;
  font-size: var(--font-size-md);
  border-bottom: 2px solid var(--color-black);
  padding: 0 var(--space-sm);
}

.search-overlay__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.search-overlay__close svg {
  width: 22px;
  height: 22px;
  stroke-width: 1.5;
}

.search-overlay__results {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.search-overlay__result-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.search-overlay__result-item:hover {
  background-color: var(--color-bg-secondary);
}

.search-overlay__result-img {
  width: 48px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-secondary);
}

.search-overlay__result-info {
  flex: 1;
}

.search-overlay__result-brand {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
}

.search-overlay__result-name {
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
}

.search-overlay__result-price {
  font-size: var(--font-size-base);
  font-weight: 600;
}