/* Reusable Component Styles */

/* Header Component */
.main-header {
    background-color: rgba(13, 15, 20, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img {
    height: 40px;
    width: auto;
}

/* Navigation */
.main-nav ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

.main-nav li.active a {
    color: var(--accent-color);
}

.main-nav li.active a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-color);
}

/* User Menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.username {
    color: var(--text-color-secondary);
    font-weight: 500;
}

.profile-link,
.logout-link {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.profile-link:hover,
.logout-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Cards */
.card {
    background: var(--background-card);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: var(--spacing-md) 0;
}

.card-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--background-card);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-color-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-color);
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Dropdown */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 1000;
    margin-top: var(--spacing-xs);
}

.dropdown.open .dropdown-menu {
    display: block;
}

.dropdown-item {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-color);
    text-decoration: none;
    display: block;
    transition: background var(--transition-fast);
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* Badges */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary {
    background: var(--accent-color);
    color: white;
}

.badge-success {
    background: var(--success-color);
    color: white;
}

.badge-warning {
    background: var(--warning-color);
    color: white;
}

.badge-error {
    background: var(--error-color);
    color: white;
}

.badge-secondary {
    background: var(--background-light);
    color: var(--text-color-secondary);
}

/* Progress Indicators */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.skeleton {
    background: linear-gradient(90deg, 
        var(--background-light) 25%, 
        var(--background-card) 50%, 
        var(--background-light) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Tooltips */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip-content {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--background-dark);
    color: var(--text-color);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    margin-bottom: var(--spacing-xs);
}

.tooltip:hover .tooltip-content {
    opacity: 1;
}

.tooltip-content::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--background-dark);
}

/* Tabs */
.tabs {
    border-bottom: 1px solid var(--border-color);
}

.tab-list {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
}

.tab-button {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    color: var(--text-color-secondary);
    font-weight: 500;
    cursor: pointer;
    position: relative;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.tab-button:hover {
    color: var(--text-color);
}

.tab-button.active {
    color: var(--accent-color);
}

.tab-button.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-color);
}

.tab-panel {
    padding: var(--spacing-xl) 0;
}

/* Rating Stars */
.rating-stars {
    display: inline-flex;
    gap: var(--spacing-xs);
}

.star {
    color: var(--text-color-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.star.filled {
    color: var(--rating-color);
}

.star:hover,
.star.hover {
    color: var(--rating-color);
}

/* Search Box */
.search-box {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: 40px;
    background: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-color);
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(0, 112, 186, 0.2);
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-color-secondary);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-xs);
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    display: none;
}

.search-results.show {
    display: block;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xs);
    margin: var(--spacing-xl) 0;
}

.page-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 40px;
    text-align: center;
}

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

.page-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Alert */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.alert-info {
    background: rgba(0, 112, 186, 0.1);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.alert-success {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.1);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
}

.alert-error {
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
}

.alert-icon {
    font-size: 1.25rem;
}

.alert-content {
    flex: 1;
}

.alert-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1.25rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.alert-close:hover {
    opacity: 1;
}

/* Avatar */
.avatar {
    display: inline-block;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-full);
    background: var(--background-light);
}

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

.avatar-sm {
    width: 32px;
    height: 32px;
}

.avatar-md {
    width: 48px;
    height: 48px;
}

.avatar-lg {
    width: 64px;
    height: 64px;
}

.avatar-xl {
    width: 96px;
    height: 96px;
}

/* Status Indicator */
.status-indicator {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
}

.status-online {
    background: var(--success-color);
}

.status-offline {
    background: var(--text-color-secondary);
}

.status-busy {
    background: var(--warning-color);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
}

.breadcrumb-item {
    color: var(--text-color-secondary);
}

.breadcrumb-item a {
    color: var(--text-color-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.breadcrumb-separator {
    color: var(--text-color-secondary);
}

.breadcrumb-item.active {
    color: var(--text-color);
}

/* Responsive Utilities */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .modal-content {
        margin: var(--spacing-md);
    }
}

@media (min-width: 769px) {
    .hide-desktop {
        display: none !important;
    }
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline-offset: 4px;
}