/* 方言文化展示区样式 */
:root {
    --primary-color: #d32f2f;
    --primary-light: #ff6659;
    --primary-dark: #b71c1c;
    --secondary-color: #333;
    --background-color: #fff5f5;
    --card-bg: #ffffff;
    --text-color: #333333;
    --border-radius: 12px;
    --box-shadow: 0 6px 16px rgba(211, 47, 47, 0.2);
    --transition: all 0.3s ease;
}

.culture-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.culture-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
    position: relative;
}

.culture-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: 0.5rem auto;
    border-radius: 2px;
}

.intro-text {
    text-align: center;
    font-size: 1.2rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* 搜索区域样式 */
.search-section {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    gap: 1rem;
}

.search-input {
    flex: 1;
    max-width: 500px;
    padding: 0.8rem 1.2rem;
    border: 2px solid #e0e0e0;
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.2);
}

.search-btn {
    padding: 0.8rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.3);
}

/* 分类标签样式 */
.category-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.6rem 1.5rem;
    background: #f5f5f5;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    background: #eeeeee;
}

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

/* 内容网格样式 */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.content-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(211, 47, 47, 0.3);
}

.card-image {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    font-size: 3rem;
    text-align: center;
    padding: 2rem;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.4rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.card-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #eee;
    padding-top: 1rem;
}

.card-meta span {
    background: var(--background-color);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* 音频播放器样式 */
.audio-player {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.play-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.play-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.play-btn:disabled {
    background: #cccccc;
    cursor: not-allowed;
}

.audio-status, .audio-error {
    font-size: 0.8rem;
    color: var(--primary-color);
}

.audio-error {
    color: #f44336;
}

audio {
    width: 100%;
    margin-top: 0.5rem;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .culture-container {
        padding: 1rem;
    }
    
    .culture-title {
        font-size: 2rem;
    }
    
    .intro-text {
        font-size: 1rem;
    }
    
    .search-section {
        flex-direction: column;
        align-items: center;
    }
    
    .search-input {
        width: 100%;
        max-width: 100%;
        margin-bottom: 1rem;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .category-tabs {
        gap: 0.5rem;
    }
    
    .tab-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .culture-title {
        font-size: 1.8rem;
    }
    
    .card-content {
        padding: 1rem;
    }
    
    .card-title {
        font-size: 1.2rem;
    }
    
    .card-description {
        font-size: 0.9rem;
    }
}

/* 汉堡包菜单样式覆盖 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: none !important;
    border: none !important;
    cursor: pointer;
    padding: 0 !important;
    z-index: 101;
    font-weight: normal !important;
    margin: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    color: inherit !important;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #333;
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* 汉堡动画：激活状态 */
.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg);
    transform-origin: top left;
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg);
    transform-origin: bottom left;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
}