.hero.classification-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85)), url('../p/关关-背景图2.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.hero.classification-rain-hero {
    background: linear-gradient(rgba(44, 62, 80, 0.85), rgba(26, 37, 47, 0.85)), url('../p/关关-背景图2.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 70vh;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.classification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin: 3rem 0;
}

.classification-category {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.classification-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--accent-light), var(--accent-secondary));
}

.classification-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.12);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(22, 160, 133, 0.1);
}

.category-header i {
    font-size: 2rem;
    color: var(--accent);
    background: rgba(22, 160, 133, 0.1);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-header h3 {
    font-size: 1.8rem;
    color: var(--primary);
    margin: 0;
    font-family: 'Playfair Display', serif;
}

.category-description {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.category-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    transition: var(--transition);
    border-left: 3px solid var(--accent);
}

.category-card:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
}

.category-card-img {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    flex-shrink: 0;
}

.category-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.category-card-content { flex: 1; }
.category-card h4 { font-size: 1.2rem; margin-bottom: 0.5rem; color: var(--primary); }
.category-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.5; margin: 0; }

@media (max-width: 768px) {
    .secondary-hero { height: 60vh; clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%); }
    .classification-category { padding: 1.8rem 1.5rem; width: calc(100% - 3rem); box-sizing: border-box; }
    .category-description, .category-card p { font-size: 1rem; line-height: 1.7; overflow-wrap: break-word; word-wrap: break-word; min-width: 0; }
    .category-card { flex-direction: column; text-align: center; gap: 1rem; }
    .category-card-img { width: 100px; height: 100px; }
    .author-tag { font-size: 0.8rem; padding: 3px 8px; }
}
@media (max-width: 480px) {
    .secondary-hero { height: 50vh; }
    .classification-category { padding: 1.2rem 1rem; margin: 0; width: 100%; min-width: 0; }
    .category-header h3 { font-size: 1.4rem; }
    .category-description { font-size: 1rem; line-height: 1.6; word-break: break-word; hyphens: auto; }
    .category-card { padding: 1rem; }
    .category-card h4 { font-size: 1.1rem; }
    .category-card p { font-size: 0.9rem; }
    .author-tag { font-size: 0.75rem; padding: 2px 6px; }
}