/* Components - Reusable UI Components */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-primary);
}

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

.btn-success {
    background: var(--success-color);
    color: var(--text-inverse);
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
}

.btn-warning {
    background: var(--warning-color);
    color: var(--text-inverse);
}

.btn-warning:hover {
    background: #d97706;
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--error-color);
    color: var(--text-inverse);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

/* Button Sizes */
.btn-sm {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.card-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-primary);
}

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

.card-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-primary);
    background: var(--bg-secondary);
}

/* News Cards */
.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.news-card:hover::before {
    transform: scaleX(1);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.news-card-image {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
    min-height: 400px;
    flex: 1;
}

.news-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    display: block;
}

.news-card:hover .news-card-image img {
    transform: scale(1.05);
}

.news-card-content {
    padding: var(--spacing-xl);
    flex-shrink: 0;
    background: var(--bg-card);
    position: relative;
    z-index: 1;
}

.news-card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.news-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.news-card-title a:hover {
    color: var(--primary-color);
}

.news-card-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.news-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.news-card-category {
    background: var(--primary-color);
    color: var(--text-inverse);
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    font-weight: 600;
}

.news-card-date {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Input Fields */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Form Groups */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-error {
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-success {
    color: var(--success-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Search Components */
.search-container {
    position: relative;
    display: flex;
    max-width: 600px;
}

.search-input {
    flex: 1;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-right: none;
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    font-size: var(--font-size-base);
}

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

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-submit {
    background: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: var(--text-inverse);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.search-submit:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
}

.spinner-ring {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-primary);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modal Components */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    padding: var(--spacing-lg);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

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

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

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

/* Badge Components */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: rgba(79, 70, 229, 0.2);
    color: var(--primary-color);
}

.badge-secondary {
    background: rgba(107, 107, 128, 0.2);
    color: var(--text-muted);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error-color);
}

/* Alert Components */
.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    border-left: 4px solid;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: #3b82f6;
    color: #3b82f6;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: var(--success-color);
    color: var(--success-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left-color: var(--warning-color);
    color: var(--warning-color);
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: var(--error-color);
    color: var(--error-color);
}

.alert-icon {
    flex-shrink: 0;
    font-size: var(--font-size-lg);
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.alert-message {
    line-height: 1.5;
}

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

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.pagination-btn:hover,
.pagination-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-inverse);
}

.pagination-dots {
    padding: 0 var(--spacing-md);
    color: var(--text-muted);
}

/* Newsletter Components */
.newsletter-form {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
}

.newsletter-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.newsletter-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.newsletter-input {
    width: 100%;
    max-width: 400px;
    padding: var(--spacing-lg);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.newsletter-submit {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    color: var(--text-inverse);
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.newsletter-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.newsletter-disclaimer {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-lg);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.social-link {
    width: 44px;
    height: 44px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* AdSense Placeholders */
.adsense-placeholder {
    background: var(--bg-secondary);
    border: 1px dashed var(--border-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    min-height: 100px;
    margin: var(--spacing-lg) 0;
    border-radius: var(--radius-md);
}

.header-ad {
    height: 90px;
    margin: 0;
}

.sidebar-ad {
    height: 300px;
}

.content-ad {
    height: 250px;
}

.footer-ad {
    height: 90px;
    margin: 0;
}

/* Responsive Components */
@media (max-width: 768px) {
    .btn {
        width: 100%;
        justify-content: center;
    }

    .form-row {
        flex-direction: column;
    }

    .search-container {
        flex-direction: column;
    }

    .search-input,
    .search-submit {
        border-radius: var(--radius-md);
        width: 100%;
    }

    .modal {
        max-width: none;
        margin: var(--spacing-md);
    }

    .modal-footer {
        flex-direction: column;
    }

    .social-links {
        flex-wrap: wrap;
    }

    .pagination {
        flex-wrap: wrap;
    }
}

/* Dark mode enhancements */
@media (prefers-color-scheme: dark) {
    .card,
    .news-card,
    .modal {
        background: var(--bg-card);
        border-color: var(--border-primary);
    }

    .form-input,
    .form-select,
    .form-textarea {
        background: var(--bg-tertiary);
        border-color: var(--border-primary);
        color: var(--text-primary);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .btn::before,
    .news-card-image img,
    .social-link {
        transition: none;
    }

    .btn:hover {
        transform: none;
    }

    .news-card:hover {
        transform: none;
    }

    .news-card:hover::before {
        transform: none;
    }
}