/**
 * Author Publications Styles
 * Styles for external publications page (author-publications.php)
 */

/* ============================================
   Publications Content
   ============================================ */

.publications-content {
    padding: 60px 0;
    background: #f8f9fa;
}

/* ============================================
   Publications List
   ============================================ */

.publications-list {
    max-width: 1200px;
    margin: 0 auto;
}

.publications-loading {
    text-align: center;
    padding: 60px 20px;
    color: #718096;
}

.publications-loading .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #e2e8f0;
    border-top-color: #e8b4a0;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

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

/* ============================================
   Publication Item (Date Left, Content Middle, Image Right)
   ============================================ */

.publication-item {
    background: white;
    border-radius: 12px;
    padding: 32px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    display: grid;
    grid-template-columns: 120px 1fr 280px;
    gap: 32px;
    align-items: start;
    transition: box-shadow 0.3s, transform 0.3s;
}

.publication-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Date Column (Left) */
.publication-item__date {
    text-align: left;
    color: #2c3e50;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.6;
}

/* Content Column (Middle) */
.publication-item__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.publication-item__title-link {
    text-decoration: none;
    color: inherit;
}

.publication-item__title-link:hover .publication-item__title {
    color: #e8b4a0;
}

.publication-item__title {
    font-size: 24px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 12px;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.publication-item__excerpt-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.publication-item__excerpt-link:hover .publication-item__excerpt {
    color: #2c3e50;
}

.publication-item__excerpt {
    font-size: 15px;
    color: #4a5568;
    line-height: 1.6;
    margin-bottom: 16px;
    transition: color 0.3s ease;
}

.publication-item__author {
    font-size: 14px;
    color: #718096;
    margin-bottom: 20px;
    font-style: italic;
}

.publication-item__btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 1rem 2rem;
    background-color: #e8b4a0;
    color: #fff;
    text-decoration: none;
    border-radius: 1.7rem;
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.publication-item__btn:hover {
    background-color: #d99a82;
    transform: translateY(-2px);
}

.publication-item__btn svg {
    width: 16px;
    height: 16px;
}

/* Image Column (Right) */
.publication-item__image-link {
    display: block;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 8px;
}

.publication-item__image-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.publication-item__image {
    width: 280px;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    display: block;
}

.publication-item__image-placeholder {
    width: 280px;
    height: 200px;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e0 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a0aec0;
    font-size: 14px;
}

/* ============================================
   Pagination
   ============================================ */

.publications-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.publications-pagination__btn {
    padding: 10px 16px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    color: #4a5568;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.publications-pagination__btn:hover {
    background: #f7fafc;
    border-color: #e8b4a0;
    color: #2d3748;
}

.publications-pagination__btn--active {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    border-color: #2c3e50;
}

.publications-pagination__btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   No Results
   ============================================ */

.publications-no-results {
    text-align: center;
    padding: 80px 20px;
    color: #718096;
}

.publications-no-results svg {
    margin-bottom: 24px;
}

.publications-no-results h3 {
    font-size: 24px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 8px;
}

.publications-no-results p {
    font-size: 16px;
    color: #718096;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .publication-item {
        grid-template-columns: 100px 1fr 220px;
        gap: 24px;
        padding: 24px;
    }

    .publication-item__date {
        padding: 12px;
    }

    .publication-item__date-day {
        font-size: 28px;
    }

    .publication-item__image,
    .publication-item__image-placeholder {
        width: 220px;
        height: 160px;
    }

    .publication-item__title {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    .publication-item {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }

    .publication-item__date {
        margin-bottom: 8px;
    }

    .publication-item__image,
    .publication-item__image-placeholder {
        width: 100%;
        height: 240px;
        order: -1;
    }

    .publication-item__title {
        font-size: 18px;
    }

    .publication-item__excerpt {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .publications-content {
        padding: 40px 0;
    }

    .publication-item {
        padding: 16px;
        margin-bottom: 16px;
    }

    .publication-item__title {
        font-size: 16px;
    }

    .publication-item__btn {
        padding: 10px 20px;
        font-size: 13px;
    }
}