/* ===========================
   Articles Page Styles
   =========================== */

.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-background) 100%);
    text-align: center;
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 2px;
    color: var(--color-gold);
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
}

/* Filter Section */

.filter-section {
    padding: var(--spacing-lg) 0;
    background: var(--color-surface);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    position: sticky;
    top: 80px;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.filter-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-gold);
}

.filter-select,
.search-input {
    width: 100%;
    padding: var(--spacing-sm);
    background: var(--color-background);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.filter-select:focus,
.search-input:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.search-input-wrapper {
    position: relative;
}

.search-input-wrapper i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-secondary);
    pointer-events: none;
}

.search-input {
    padding-left: 40px;
}

/* Articles Section */

.articles-section {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
}

.loading-spinner {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-md);
    border: 4px solid rgba(212, 175, 55, 0.1);
    border-top-color: var(--color-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-spinner p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

.no-results {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.no-results i {
    font-size: 4rem;
    color: var(--color-gold);
    opacity: 0.3;
    margin-bottom: var(--spacing-md);
}

.no-results h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.no-results p {
    color: var(--color-text-secondary);
}

/* Pagination */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.pagination-btn {
    padding: 0.75rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--color-gold);
    color: var(--color-background);
    border-color: var(--color-gold);
}

.pagination-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-btn.active {
    background: var(--color-gold);
    color: var(--color-background);
    border-color: var(--color-gold);
}

.pagination-info {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Article Detail Page */

.article-detail {
    padding: 100px 0 var(--spacing-xl);
}

.article-header {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.article-header .article-category {
    display: inline-block;
    margin-bottom: var(--spacing-md);
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
}

.article-header h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

.article-author-box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid rgba(212, 175, 55, 0.1);
    border-radius: 12px;
    margin-bottom: var(--spacing-lg);
}

.author-info {
    text-align: left;
}

.author-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gold);
    margin-bottom: 0.25rem;
}

.author-title,
.author-registration {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.article-featured-image {
    width: 100%;
    max-width: 1000px;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    border-radius: 16px;
    margin: 0 auto var(--spacing-lg);
    display: block;
}

.article-body {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--color-text-primary);
}

.article-body h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--color-gold);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid rgba(212, 175, 55, 0.2);
}

.article-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--color-gold);
}

.article-body p {
    margin-bottom: var(--spacing-md);
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

.article-body li {
    margin-bottom: var(--spacing-xs);
}

.article-body a {
    color: var(--color-gold);
    text-decoration: underline;
}

.article-body a:hover {
    color: var(--color-gold-light);
}

.article-body blockquote {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border-left: 4px solid var(--color-gold);
    margin: var(--spacing-md) 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(212, 175, 55, 0.1);
}

.tag {
    padding: 0.5rem 1rem;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--color-gold);
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--color-gold);
    color: var(--color-background);
}

.article-cta {
    max-width: 800px;
    margin: var(--spacing-xl) auto;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05) 0%, rgba(212, 175, 55, 0.1) 100%);
    border: 2px solid var(--color-gold);
    border-radius: 16px;
    text-align: center;
}

.article-cta h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-gold);
}

.article-cta p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.related-articles {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.related-articles h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-gold);
}

/* Responsive */

@media (max-width: 768px) {
    .page-header {
        padding: 100px 0 40px;
    }

    .filter-section {
        top: 70px;
    }

    .filter-controls {
        grid-template-columns: 1fr;
    }

    .article-author-box {
        flex-direction: column;
        text-align: center;
    }

    .author-info {
        text-align: center;
    }

    .article-body {
        font-size: 1rem;
    }

    .article-body h2 {
        font-size: 1.5rem;
    }

    .article-body h3 {
        font-size: 1.25rem;
    }
}