/* Publications Page - Mobile First Responsive Design */

/* Hero Section */
.publications-hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #ffffff;
    padding: 120px 20px 60px;
    text-align: center;
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.publications-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.publications-hero i {
    margin-right: 10px;
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.95;
    font-weight: 300;
}

/* Main Content */
.publications-main {
    padding: 40px 20px;
    background: #f5f5f5;
}

/* Publications List */
.publications-list {
    max-width: 100%;
}

/* Publication Table/Card */
.publication-table {
    background: #ffffff;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.publication-table:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
}

/* Header Row */
.publication-header-row {
    background: linear-gradient(135deg, rgba(0, 102, 179, 0.05), rgba(33, 150, 243, 0.05));
    padding: 20px;
    border-bottom: 3px solid var(--primary);
}

.publication-type-year {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.pub-type {
    background: var(--primary);
    color: #ffffff;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pub-year {
    background: var(--secondary);
    color: #ffffff;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.publication-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.4;
}

.publication-authors {
    font-size: 1rem;
    color: #666;
    font-style: italic;
}

.author-name-bold {
    font-weight: 700;
    color: var(--primary);
}

/* Content Row */
.publication-content-row {
    padding: 25px 20px;
}

.publication-logo {
    text-align: center;
    margin-bottom: 20px;
}

.journal-logo {
    max-width: 150px;
    height: auto;
}

.journal-submission {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 15px;
}

.journal-link {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
}

.journal-link:hover {
    color: var(--secondary);
}

.excerpt-text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: #555;
    text-align: justify;
    margin-bottom: 15px;
}

/* Abstract Toggle Button */
.read-abstract-btn {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    width: 100%;
    justify-content: center;
}

.read-abstract-btn:hover {
    background: var(--primary);
    color: #ffffff;
}

.read-abstract-btn i {
    transition: transform 0.3s ease;
}

/* Full Abstract */
.full-abstract {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-top: 15px;
    border-left: 4px solid var(--primary);
}

.full-abstract p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: #555;
    text-align: justify;
}

/* Action Buttons */
.publication-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 20px;
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    text-align: center;
}

.doi-btn {
    background: var(--primary);
    color: #ffffff;
}

.doi-btn:hover {
    background: #004d8a;
    transform: translateY(-2px);
}

.download-btn {
    background: var(--secondary);
    color: #ffffff;
}

.download-btn:hover {
    background: #0d7fc7;
    transform: translateY(-2px);
}

.contact-btn {
    background: #ffffff;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.contact-btn:hover {
    background: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Footer */
.site-footer {
    background: #ffffff;
    padding: 20px;
    text-align: center;
    margin-top: 40px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.site-footer p {
    color: #333;
    font-size: 0.9rem;
}

/* Tablet - 600px+ */
@media (min-width: 600px) {
    .publications-hero {
        padding: 150px 40px 80px;
        min-height: 300px;
    }

    .publications-hero h1 {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .publications-main {
        padding: 50px 30px;
    }

    .publication-table {
        margin-bottom: 35px;
    }

    .publication-header-row {
        padding: 30px;
    }

    .publication-title {
        font-size: 1.5rem;
    }

    .publication-content-row {
        padding: 30px;
    }

    .journal-logo {
        max-width: 180px;
    }

    .read-abstract-btn {
        width: auto;
    }

    .publication-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .action-btn {
        flex: 1;
        min-width: 150px;
    }
}

/* Desktop Small - 768px+ */
@media (min-width: 768px) {
    .publications-hero {
        padding: 180px 60px 100px;
        min-height: 350px;
    }

    .publications-hero h1 {
        font-size: 3.5rem;
    }

    .publications-main {
        padding: 60px 40px;
    }

    .publication-table {
        margin-bottom: 40px;
    }

    .publication-header-row {
        padding: 35px 40px;
    }

    .publication-title {
        font-size: 1.7rem;
    }

    .publication-content-row {
        display: flex;
        flex-wrap: wrap;
        gap: 30px;
        padding: 40px;
        align-items: start;
    }

    .publication-logo {
        margin-bottom: 0;
        width: 200px;
        flex-shrink: 0;
    }

    .publication-excerpt {
        flex: 1;
        min-width: 100%;
        order: 2;
    }

    .publication-actions {
        flex: 1;
        min-width: 100%;
        order: 3;
        justify-content: flex-start;
    }

    .action-btn {
        flex: 0 1 auto;
    }
}

/* Desktop Medium - 1024px+ */
@media (min-width: 1024px) {
    .publications-hero {
        padding: 200px 80px 120px;
        min-height: 400px;
    }

    .publications-hero h1 {
        font-size: 4rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .publications-main {
        padding: 70px 50px;
    }

    .publication-header-row {
        padding: 40px 50px;
    }

    .publication-title {
        font-size: 1.85rem;
    }

    .publication-content-row {
        display: flex;
        flex-wrap: wrap;
        gap: 35px;
        padding: 45px 50px;
    }

    .publication-logo {
        width: 220px;
        flex-shrink: 0;
    }

    .publication-excerpt {
        flex: 1;
        min-width: 300px;
    }

    .publication-actions {
        width: 250px;
        flex-shrink: 0;
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
    }
}

/* Desktop Large - 1440px+ */
@media (min-width: 1440px) {
    .publications-hero {
        padding: 220px 100px 140px;
        min-height: 450px;
    }

    .publication-header-row {
        padding: 45px 60px;
    }

    .publication-content-row {
        padding: 50px 60px;
    }

    .excerpt-text,
    .full-abstract p {
        font-size: 1rem;
    }
}

/* News Articles Grid - Mobile First */
.news-articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
    max-width: 900px;
    margin: 0 auto;
}

.news-article-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary);
}

.news-article-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.news-card-header {
    padding: 20px 20px 15px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.news-icon-large {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
    flex-shrink: 0;
}

.news-date-badge {
    background: var(--primary);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.news-card-body {
    padding: 20px;
}

.news-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #e3f2fd;
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.news-article-card h2 {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.4;
    font-weight: 600;
}

.news-excerpt {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.85rem;
    color: #666;
}

.news-meta i {
    color: var(--primary);
    font-size: 0.9rem;
}

.news-card-footer {
    display: flex;
    gap: 10px;
    flex-direction: column;
}

.read-more-btn,
.doi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.read-more-btn {
    background: var(--primary);
    color: white;
    border: 2px solid var(--primary);
}

.read-more-btn:hover {
    background: #004d8a;
    border-color: #004d8a;
    transform: translateX(3px);
}

.doi-btn {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.doi-btn:hover {
    background: var(--primary);
    color: white;
}

/* Responsive - Tablet */
@media (min-width: 600px) {
    .news-card-header {
        padding: 22px 25px 18px;
    }

    .news-icon-large {
        width: 55px;
        height: 55px;
        font-size: 1.5rem;
    }

    .news-card-body {
        padding: 25px;
    }

    .news-article-card h2 {
        font-size: 1.3rem;
    }

    .news-card-footer {
        flex-direction: row;
    }
}

/* Responsive - Desktop */
@media (min-width: 768px) {
    .news-articles-grid {
        max-width: 1000px;
    }

    .news-card-header {
        padding: 25px 30px 20px;
    }

    .news-card-body {
        padding: 30px;
    }

    .news-article-card h2 {
        font-size: 1.4rem;
        margin-bottom: 15px;
    }

    .news-excerpt {
        font-size: 1rem;
    }

    .news-icon-large {
        width: 60px;
        height: 60px;
        font-size: 1.6rem;
    }
}

@media (min-width: 1024px) {
    .news-article-card h2 {
        font-size: 1.5rem;
    }

    .news-excerpt {
        font-size: 1.05rem;
    }
}