.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-light);
}

.header-top {
  display: flex;
  align-items: center;
  gap: 16px;
  height: var(--header-height);
  padding: 0 16px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-box {
  display: inline-flex;
  align-items: center;
  background: #000;
  border-radius: var(--radius-md);
  padding: 4px 8px;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.5px;
  line-height: 1;
  gap: 0;
}

.logo-porn {
  color: var(--text-primary);
  padding-right: 2px;
}

.logo-hub {
  color: #000;
  background: var(--accent);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 20px;
}

.search-wrap {
  position: relative;
  flex: 1;
  display: flex;
  max-width: 640px;
  margin: 0 auto;
}

.search-wrap .search-bar {
  flex: 1;
  max-width: 100%;
  margin: 0;
}

.search-bar {
  flex: 1;
  display: flex;
  max-width: 640px;
  margin: 0 auto;
}

.search-bar input {
  flex: 1;
  height: 36px;
  padding: 0 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-right: none;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  color: var(--text-primary);
  outline: none;
}

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

.search-bar input:focus {
  border-color: var(--accent);
}

.search-bar button {
  width: 44px;
  height: 36px;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.search-bar button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.search-bar button svg {
  width: 18px;
  height: 18px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-upload {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-upload:hover {
  background: var(--accent);
  color: #000;
}

.btn-upload svg {
  width: 16px;
  height: 16px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition);
}

.icon-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
}

.avatar-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #444, #666);
  border: 2px solid var(--border);
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.avatar-btn.has-avatar {
  background-color: transparent;
}

.avatar-btn:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(255, 144, 0, 0.15);
}

.main-nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
}

.main-nav .container {
  display: flex;
  align-items: center;
  height: var(--nav-height);
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.main-nav .container::-webkit-scrollbar {
  display: none;
}

.nav-item {
  position: relative;
  flex-shrink: 0;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 14px;
  height: var(--nav-height);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent);
}

.nav-link .chevron {
  width: 10px;
  height: 10px;
  opacity: 0.6;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--transition);
  z-index: 100;
}

.nav-item.open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 10px 16px;
  color: var(--text-secondary);
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}

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

.nav-dropdown a:hover {
  background: var(--bg-hover);
  color: var(--accent);
}

.filter-bar {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  padding: 10px 0;
}

.filter-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.filter-tabs::-webkit-scrollbar {
  display: none;
}

.filter-tab {
  padding: 6px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  transition: all var(--transition);
  cursor: pointer;
}

.filter-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.filter-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
}

.mobile-search {
  display: none;
  padding: 8px 16px 12px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-light);
}

.mobile-search .search-bar {
  max-width: 100%;
}

.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 999;
}

.mobile-nav-overlay.active {
  display: block;
}

.mobile-nav-panel {
  position: fixed;
  top: 0;
  left: -280px;
  width: 280px;
  height: 100%;
  background: var(--bg-secondary);
  z-index: 1001;
  transition: left 0.25s ease;
  overflow-y: auto;
  padding: 16px 0;
}

.mobile-nav-panel.active {
  left: 0;
}

.mobile-nav-panel .nav-link {
  display: block;
  padding: 12px 20px;
  height: auto;
  border-bottom: 1px solid var(--border);
}