/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    .header {
        padding: 24px 0;
    }

    .site-title {
        font-size: 2rem;
    }

    .site-description {
        font-size: 1rem;
    }

    .filter-panel {
        padding: 16px;
    }

    .filter-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .filter-options {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
    }

    .poems-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .poem-card {
        padding: 16px;
    }

    .poem-detail {
        padding: 24px;
    }

    .poem-detail-title {
        font-size: 1.5rem;
    }

    .poem-detail-author {
        font-size: 1.1rem;
    }

    .ink-decoration {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 1.5rem;
    }

    .search-input {
        padding: 10px 16px 10px 40px;
        font-size: 0.9rem;
    }

    .search-icon {
        left: 16px;
    }

    .filter-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .poem-title {
        font-size: 1.1rem;
    }

    .modal-content {
        margin: 10px;
    }
}