/* AniList-Style Header - Modern & Clean */

/* Skip Navigation */
.skip-nav {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: white;
    padding: 8px 24px;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    z-index: 10000;
    transition: top var(--transition-fast);
    font-weight: 500;
    text-decoration: none;
}

.skip-nav:focus {
    top: 0;
}

/* Header Root */
.header-root {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--header-border);
    transition: all var(--transition-normal);
    height: var(--nav-height);
}

.header-root.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}

/* Header Container */
.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

/* Logo */
.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.header-logo:hover {
    transform: scale(1.02);
    text-decoration: none;
}

.header-logo-icon {
    height: 36px;
    width: auto;
    transition: transform var(--transition-normal);
}

.header-logo:hover .header-logo-icon {
    transform: rotate(-5deg);
}

.logo-text {
    display: flex;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    line-height: 1;
}

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

.logo-sub {
    color: var(--text-primary);
}

/* Main Navigation */
.main-nav {
    flex: 1;
    display: flex;
    align-items: center;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

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

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--accent-light);
    text-decoration: none;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

/* Dropdown */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 200px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-sm);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: all var(--transition-fast);
}

.dropdown.show .dropdown-menu,
.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 10px 12px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--accent-light);
    color: var(--accent);
    text-decoration: none;
}

.dropdown-item i {
    width: 18px;
    text-align: center;
    font-size: 0.875rem;
}

.dropdown-divider {
    height: 1px;
    background: var(--border-light);
    margin: var(--space-sm) 0;
}

.dropdown-header-user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-light);
    margin: calc(-1 * var(--space-sm));
    margin-bottom: var(--space-sm);
    text-decoration: none;
    color: inherit;
}

.dropdown-header-user img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.user-handle {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
}

/* Icon Button */
.icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    font-size: 1rem;
}

.icon-btn:hover {
    background: var(--accent-light);
    color: var(--accent);
}

/* Badge Count */
.badge-count {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--accent);
    color: white;
    font-size: 0.6875rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    display: none;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-elevated);
}

.badge-count.visible {
    display: flex;
    animation: badgePop 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes badgePop {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--bg-tertiary);
    padding: 3px;
    border-radius: var(--radius-full);
}

.theme-option {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 0.875rem;
}

.theme-option:hover {
    color: var(--text-primary);
}

.theme-option.active {
    background: var(--accent);
    color: white;
    box-shadow: 0 2px 8px rgba(61, 180, 242, 0.3);
}

/* User Avatar Button */
.user-avatar-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border-medium);
    padding: 0;
    cursor: pointer;
    overflow: hidden;
    background: var(--bg-tertiary);
    transition: all var(--transition-fast);
}

.user-avatar-btn:hover {
    border-color: var(--accent);
    transform: scale(1.05);
}

.user-avatar-btn img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Auth Buttons */
.btn-login, .btn-signup {
    padding: 8px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-login {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-medium);
}

.btn-login:hover {
    background: var(--bg-tertiary);
}

.btn-signup {
    background: var(--accent);
    color: white;
}

.btn-signup:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(61, 180, 242, 0.3);
}

/* Mobile Toggle */
.mobile-toggle, .mobile-search-btn {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1.2rem;
}

/* Search Box (Desktop) */
.desktop-search-btn {
    /* Uses icon-btn styles */
}

/* Mobile Search Overlay */
.header-search-mobile {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    padding: var(--space-md);
    z-index: 1002;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header-search-mobile.active {
    display: block;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.search-form-mobile {
    display: flex;
    gap: var(--space-sm);
}

.search-form-mobile .search-box {
    flex: 1;
    display: flex;
    align-items: center;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-full);
    padding: 0 16px;
}

.search-form-mobile input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 0;
    color: var(--text-primary);
    font-size: 0.875rem;
    outline: none;
}

.search-back-btn,
.search-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
}

.search-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    z-index: 1001;
}

.search-overlay.active {
    display: block;
}

/* Notifications Panel */
.notif-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-light);
    font-weight: 600;
    font-size: 0.875rem;
}

.notif-header a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.8125rem;
}

.notif-list {
    max-height: 400px;
    overflow-y: auto;
}

.notif-none {
    padding: var(--space-lg);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* Announcement Bar */
.announcement-bar {
    background: var(--accent);
    color: white;
    padding: 8px var(--space-lg);
    text-align: center;
    font-size: 0.875rem;
    animation: slideDown 0.3s ease-out;
}

.announcement-bar a {
    color: white;
    text-decoration: underline;
    font-weight: 600;
}

/* Header Ad Slot */
.header-ad-slot {
    text-align: center;
    padding: var(--space-sm);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-light);
}

/* Responsive */
@media (max-width: 1024px) {
    .hide-tablet {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0 var(--space-md);
        gap: var(--space-sm);
    }

    .main-nav {
        display: none;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-overlay);
        z-index: 999;
    }

    .main-nav.active {
        display: block;
        animation: fadeIn 0.3s ease-out;
    }

    .nav-list {
        flex-direction: column;
        background: var(--bg-elevated);
        padding: var(--space-md);
        border-radius: var(--radius-lg);
        margin: var(--space-md);
        box-shadow: var(--shadow-xl);
        max-height: calc(100vh - var(--nav-height) - 32px);
        overflow-y: auto;
    }

    .nav-link {
        padding: 12px var(--space-md);
        font-size: 1rem;
    }

    .mobile-toggle,
    .mobile-search-btn {
        display: flex;
    }

    .hide-mobile {
        display: none !important;
    }

    .theme-toggle {
        order: -1;
    }

    .header-actions {
        margin-left: auto;
    }
}

@media (max-width: 480px) {
    .logo-text {
        display: none;
    }

    .header-logo-icon {
        height: 32px;
    }
}

/* Hide utility classes */
.hide-mobile { }
.hide-tablet { }

/* Text colors */
.text-accent { color: var(--accent); }
.text-red { color: var(--color-danger); }
.text-green { color: var(--color-success); }