/* Header Styles */

.header {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 3px rgba(20, 17, 15, 0.03);
}

.top-bar {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-color);
}

.top-bar-content {
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  white-space: nowrap;
  font-family: 'Playfair Display', serif;
}

.logo a {
  color: var(--primary-color);
  transition: color 0.2s ease;
}

.logo a:hover {
  color: var(--accent-color);
}

.search-bar {
  flex: 1;
  max-width: 640px;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--bg-light);
  border-radius: 999px;
  border: 1.5px solid var(--border-color);
  transition: all 0.2s ease;
}

.search-bar:focus-within {
  background: white;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 4px rgba(26, 70, 69, 0.08);
}

.search-icon {
  position: absolute;
  left: 16px;
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
  transition: color 0.2s ease;
  pointer-events: none;
}

.search-bar:focus-within .search-icon {
  color: var(--primary-color);
}

.search-input {
  width: 100%;
  padding: 13px 44px 13px 48px;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-primary);
}

.search-input::placeholder {
  color: var(--text-secondary);
}

.search-input:focus {
  outline: none;
}

.clear-button {
  position: absolute;
  right: 14px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--text-secondary);
  color: white;
  font-size: 14px;
  display: none;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  opacity: 0.6;
}

.clear-button.show {
  display: flex;
}

.clear-button:hover {
  opacity: 1;
  background: var(--primary-color);
  transform: scale(1.05);
}

.user-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-primary);
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--accent-color);
}

.nav-link svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 1.7;
  fill: none;
}

.nav-text {
  font-size: 11px;
}

.sell-link {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  color: white;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
}

.sell-link:hover {
  background: linear-gradient(135deg, #e67d00 0%, #f9c940 100%);
  box-shadow: 0 4px 12px rgba(245, 136, 0, 0.3);
  color: white;
}

.mobile-menu-button {
  display: none;
  font-size: 24px;
  padding: 8px;
}

.main-nav {
  padding: 12px 0;
}

.category-nav {
  display: flex;
  gap: 32px;
  justify-content: center;
  align-items: center;
}

.category-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  padding: 8px 0;
  transition: color 0.2s;
  position: relative;
  display: block;
}

.category-link:hover {
  color: var(--accent-color);
}

/* Category Item with Mega Menu */
.category-item {
  position: relative;
  display: flex;
  align-items: center;
}

.category-item.has-mega-menu > .category-link::after {
  display: none;
}

.category-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-color);
  transform: scaleX(0);
  transition: transform 0.2s;
}

.category-link:hover::after {
  transform: scaleX(1);
}

.mobile-menu {
  display: none;
  background: white;
  border-top: 1px solid var(--border-color);
  padding: 16px 0;
}

.mobile-menu.show {
  display: block;
}

.mobile-search-bar {
  padding: 0 16px 16px;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
}

.mobile-nav-link {
  padding: 14px 24px;
  color: var(--text-primary);
  font-size: 15px;
  border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link:hover {
  background: var(--bg-light);
}

.mobile-divider {
  height: 8px;
  background: var(--bg-light);
  margin: 8px 0;
}

.mobile-sell-link {
  background: var(--primary-color);
  color: white;
  margin: 16px;
  border-radius: 999px;
  text-align: center;
  font-weight: 500;
}

.mobile-sell-link:hover {
  background: #1f1a16;
}

@media (max-width: 768px) {
  .search-bar {
    display: none;
  }

  .user-nav {
    display: none;
  }

  .mobile-menu-button {
    display: block;
  }

  .main-nav {
    display: none;
  }
}

/* Mega Menu Styles */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(5, 24, 33, 0.15);
  padding: 32px;
  min-width: 900px;
  margin-top: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease, margin-top 0.3s ease;
  z-index: 1000;
}

.category-item:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  margin-top: 0;
}

.mega-menu-content {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 32px;
}

.mega-menu-column h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-color);
}

.mega-menu-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mega-menu-column ul li {
  margin-bottom: 8px;
}

.mega-menu-column ul li a {
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.2s, padding-left 0.2s;
  display: block;
  padding: 4px 0;
}

.mega-menu-column ul li a:hover {
  color: var(--accent-color);
  padding-left: 4px;
}

/* Responsive Mega Menu */
@media (max-width: 1200px) {
  .mega-menu {
    min-width: 800px;
  }

  .mega-menu-content {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 960px) {
  .mega-menu {
    min-width: 700px;
  }

  .mega-menu-content {
    grid-template-columns: repeat(3, 1fr);
  }
}