/* 文化价值横幅 */
.culture-banner {
    position: relative;
    height: 400px;
    margin-top: 80px;
    overflow: hidden;
}

.culture-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.culture-banner h2 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #fff;
    font-size: 36px;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* 文化价值概述 */
.culture-overview {
    padding: 50px 0;
    background-color: #fff;
}

.overview-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.overview-content h2 {
    font-size: 32px;
    color: #333;
    margin-bottom: 20px;
}

.overview-content p {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.overview-video {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.overview-video video {
    width: 100%;
    display: block;
}

/* 美学价值 */
.aesthetic-value {
    padding: 50px 0;
    background-color: #f5f5f5;
}

.aesthetic-value h2 {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
}

.value-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-item {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-5px);
}

.item-image {
    height: 250px;
    overflow: hidden;
}

.item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.value-item:hover .item-image img {
    transform: scale(1.1);
}

.item-content {
    padding: 20px;
}

.item-content h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.item-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.read-more {
    padding: 8px 20px;
    background-color: #8B4513;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.read-more:hover {
    background-color: #704012;
}

/* 历史价值 */
.historical-value {
    padding: 50px 0;
    background-color: #fff;
}

.value-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.content-text h2 {
    font-size: 32px;
    color: #333;
    margin-bottom: 30px;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    width: 2px;
    height: 100%;
    background-color: #8B4513;
}

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 30px;
}

.time-point {
    position: absolute;
    left: 8px;
    top: 0;
    width: 16px;
    height: 16px;
    background-color: #8B4513;
    border-radius: 50%;
}

.time-content h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
}

.time-content p {
    color: #666;
    line-height: 1.6;
}

.content-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* 工艺价值 */
.craft-value {
    padding: 50px 0;
    background-color: #f5f5f5;
}

.craft-value h2 {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
}

.craft-showcase {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.showcase-item {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.item-header {
    position: relative;
}

.item-header img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.item-header h3 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #fff;
    margin: 0;
}

.item-detail {
    padding: 20px;
}

.item-detail p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.item-detail ul {
    list-style: none;
    padding: 0;
}

.item-detail li {
    color: #666;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.item-detail li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #8B4513;
}

/* 当代意义 */
.modern-value {
    padding: 50px 0;
    background-color: #fff;
}

.modern-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.modern-content h2 {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
}

.value-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 30px 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.value-card:hover {
    transform: translateY(-5px);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.value-card h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 15px;
}

.value-card p {
    color: #666;
    line-height: 1.6;
}

/* 深度阅读 */
.deep-reading {
    padding: 50px 0;
    background-color: #f5f5f5;
}

.deep-reading h2 {
    text-align: center;
    font-size: 32px;
    color: #333;
    margin-bottom: 40px;
}

.reading-list {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.reading-item {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.reading-item:hover {
    transform: translateY(-5px);
}

.reading-item .item-image {
    height: 200px;
}

.reading-item .item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.reading-item .item-info {
    padding: 20px;
}

.reading-item h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
}

.reading-item p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.read-link {
    color: #8B4513;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.read-link:hover {
    color: #704012;
}

/* 响应式设计 */
@media screen and (max-width: 1024px) {
    .value-grid,
    .craft-showcase,
    .value-cards,
    .reading-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .culture-banner {
        height: 300px;
    }

    .culture-banner h2 {
        font-size: 28px;
    }

    .overview-content h2,
    .aesthetic-value h2,
    .craft-value h2,
    .modern-content h2,
    .deep-reading h2 {
        font-size: 28px;
    }

    .overview-content p {
        font-size: 16px;
    }

    .value-content {
        grid-template-columns: 1fr;
    }

    .content-image {
        order: -1;
    }

    .value-grid,
    .craft-showcase,
    .value-cards,
    .reading-list {
        grid-template-columns: 1fr;
    }

    .content-image img {
        height: 300px;
    }
}