/* ===== Skeleton Animation ===== */
@keyframes shimmer {
    0% { background-position: -200px 0; }
    100% { background-position: 200px 0; }
}

.skeleton {
    padding: 12px;
}

.skeleton-banner {
    width: 100%;
    height: 180px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 400px 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 8px;
    margin-bottom: 12px;
}

.skeleton-tabs {
    display: flex;
    gap: 16px;
    padding: 12px 0;
}

.skeleton-tab {
    width: 50px;
    height: 20px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 400px 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

.skeleton-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 10px;
}

.skeleton-line {
    height: 16px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 400px 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
    margin-bottom: 10px;
}

.skeleton-line.long { width: 90%; }
.skeleton-line.medium { width: 70%; }
.skeleton-line.short { width: 40%; }

/* ===== News Card ===== */
.news-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 14px;
    margin-bottom: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    cursor: pointer;
    transition: box-shadow 0.2s;
}

.news-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.news-card-title {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text);
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-abstract {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 8px;
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.news-card-tag {
    color: var(--primary);
}

/* Style 2: Normal (text left, image right) */
.news-card.style-2 {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.news-card.style-2 .news-card-body {
    flex: 1;
}

.news-card.style-2 .news-card-img {
    width: 120px;
    height: 80px;
    border-radius: 4px;
    object-fit: cover;
    flex-shrink: 0;
}

/* Style 1: Large image */
.news-card.style-1 .news-card-img-large {
    width: 100%;
    height: 180px;
    border-radius: 4px;
    object-fit: cover;
    margin-bottom: 8px;
}

/* Style 3: Three images */
.news-card.style-3 .news-card-images {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.news-card.style-3 .news-card-images img {
    flex: 1;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 400px;
    padding: 20px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
    background: none;
    border: none;
    padding: 4px 8px;
}

/* ===== Banner Swiper ===== */
.banner-swiper {
    position: relative;
    width: 100%;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 12px;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.banner-slide.active {
    opacity: 1;
}

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

.banner-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 10px 12px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
    color: white;
    font-size: 0.9rem;
}

.banner-dots {
    position: absolute;
    bottom: 8px;
    right: 12px;
    display: flex;
    gap: 4px;
}

.banner-dot {
    width: 6px;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.5);
}

.banner-dot.active {
    background: white;
    width: 16px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 20px;
    border-radius: 20px;
    border: none;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}