/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* 头部 (Hero Section) 样式 */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    overflow: hidden;
    /* 这里将在JavaScript中设置背景图片 */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.8));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
    animation: fadeIn 1.5s ease-out;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.scroll-down-btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border: 2px solid white;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.scroll-down-btn:hover {
    background-color: white;
    color: #333;
    transform: translateY(-3px);
}

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

/* 内容区域通用样式 */
.content-section {
    padding: 80px 0;
    background-color: white;
}

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

/* 介绍部分 (Introduction Section) 样式 */
.intro-section {
    background-color: #f8f9fa;
    position: relative;
}

.intro-section .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.intro-visual {
    margin-bottom: 40px;
    max-width: 800px;
    width: 100%;
}

.fade-in-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    opacity: 0;
    filter: blur(8px);
    transition: opacity 1.5s ease, filter 1.5s ease;
}

.fade-in-image.loaded {
    opacity: 1;
    filter: blur(0);
}

.image-caption {
    margin-top: 15px;
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

.intro-text {
    max-width: 800px;
    margin: 0 auto;
}

.intro-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 700;
}

.subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.captions {
    margin-bottom: 2.5rem;
}

.caption {
    margin-bottom: 1.5rem;
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.caption.visible {
    opacity: 1;
    transform: translateY(0);
}

.next-section-btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #333;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.next-section-btn:hover {
    background-color: #555;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Hidden 类样式 - 用于初始隐藏元素 */
.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.hidden.loaded {
    opacity: 1;
    visibility: visible;
}

/* 历史部分 (History Section) 样式 */
.history-section {
    background-color: white;
}

.section-title {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: #666;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 时间轴样式 */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto 3rem;
}

/* 时间轴线 */
.timeline::before {
    content: '';
    position: absolute;
    width: 4px;
    background-color: #e0e0e0;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.timeline-item.alternate {
    flex-direction: row-reverse;
    transform: translateX(50px);
}

.timeline-item.loaded {
    opacity: 1;
    transform: translateX(0);
}

.timeline-content {
    position: relative;
    width: 45%;
    padding: 25px;
    background-color: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.timeline-content h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 600;
}

.timeline-content p {
    font-size: 1rem;
    color: #555;
    line-height: 1.7;
}

.timeline-image {
    position: relative;
    width: 45%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.timeline-img {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    filter: blur(8px);
    transition: opacity 1.2s ease, filter 1.2s ease;
}

.timeline-img.loaded {
    opacity: 1;
    filter: blur(0);
}

/* 时间点标记 */
.timeline-item::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    background-color: white;
    border: 4px solid #333;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

/* 响应式设计 */
/* 导演部分 (Directors Section) 样式 */
.directors-section {
    background-color: white;
}

.directors-showcase {
    margin-bottom: 3rem;
}

.director-item {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.director-item.alternate {
    flex-direction: row-reverse;
    transform: translateX(50px);
}

.director-item.loaded {
    opacity: 1;
    transform: translateX(0);
}

.director-image {
    width: 40%;
    position: relative;
}

.director-img {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    opacity: 0;
    filter: blur(8px);
    transition: opacity 1.2s ease, filter 1.2s ease;
}

.director-img.loaded {
    opacity: 1;
    filter: blur(0);
}

.director-info {
    width: 60%;
    padding: 0 40px;
}

.director-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
    font-weight: 700;
}

.director-bio {
    font-size: 1.1rem;
    color: #555;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.director-filmography {
    font-size: 1rem;
    color: #666;
    font-style: italic;
}

/* 国际影响部分样式 */
.international-section {
    background-color: #0d0d1a;
    padding: 5rem 0;
    color: #fff;
}

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

.influence-showcase {
    margin-top: 3rem;
}

.influence-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 4rem;
}

.influence-content,
.influence-image {
    width: 50%;
    padding: 0 1.5rem;
}

.influence-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #ffcc00;
}

.influence-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.influence-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    filter: blur(8px);
    transition: all 0.8s ease;
}

.influence-img.loaded {
    opacity: 1;
    filter: blur(0);
}

.image-caption {
    text-align: center;
    margin-top: 1rem;
    font-style: italic;
    color: #ccc;
    font-size: 0.9rem;
}

.awards-showcase {
    margin-bottom: 4rem;
}

.awards-showcase h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #ffcc00;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.award-item {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
}

.award-item:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.08);
}

.award-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #ffcc00;
}

.award-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.award-item p {
    font-size: 1rem;
    color: #ccc;
    line-height: 1.6;
}

.challenge-section {
    background-color: rgba(255, 204, 0, 0.05);
    padding: 2.5rem;
    border-radius: 8px;
    border-left: 4px solid #ffcc00;
}

.challenge-section h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #ffcc00;
}

.challenge-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.next-section-btn {
    display: inline-block;
    margin-top: 3rem;
    padding: 1rem 2rem;
    background-color: #ffcc00;
    color: #0d0d1a;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.next-section-btn:hover {
    background-color: #fff;
    transform: translateY(-3px);
}

/* 未来展望部分样式 */
.future-section {
    background: linear-gradient(135deg, #0a0a1f 0%, #1a1a3a 100%);
    padding: 5rem 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}

/* 背景装饰元素 */
.future-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 30%, rgba(100, 100, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.future-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 80% 70%, rgba(255, 100, 150, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.future-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.future-highlights {
    margin-top: 3rem;
}

.future-trends,
.future-challenges {
    margin-bottom: 4rem;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 8px;
    backdrop-filter: blur(10px);
    border-left: 4px solid #6666ff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.future-trends h3,
.future-challenges h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #6666ff;
    display: flex;
    align-items: center;
}

.future-trends p,
.future-challenges p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.future-showcase {
    margin-bottom: 4rem;
}

.future-showcase h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #6666ff;
}

.future-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.future-item {
    background-color: rgba(102, 102, 255, 0.05);
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid rgba(102, 102, 255, 0.2);
}

.future-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(102, 102, 255, 0.15);
    border-color: rgba(102, 102, 255, 0.5);
}

.future-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #6666ff;
}

.future-item h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.future-item p {
    font-size: 1rem;
    color: #ccc;
    line-height: 1.6;
}

/* 号召行动部分 */
.call-to-action {
    text-align: center;
    padding: 3rem;
    background: linear-gradient(135deg, rgba(102, 102, 255, 0.1) 0%, rgba(255, 100, 150, 0.1) 100%);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.call-to-action h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.call-to-action p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #6666ff 0%, #ff6496 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.5s ease;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(102, 102, 255, 0.3);
}

/* 联系我们部分样式 */
.contact-section {
    background-color: #f8f9fa;
    padding: 5rem 0;
    color: #333;
}

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

.contact-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 3rem;
    gap: 3rem;
}

.contact-info,
.contact-form-container {
    width: calc(50% - 1.5rem);
}

.contact-info {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #333;
    position: relative;
    padding-bottom: 1rem;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: #ffcc00;
}

.contact-info p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #666;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.contact-icon {
    font-size: 1.5rem;
    color: #ffcc00;
    margin-right: 1rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-text p {
    margin: 0;
}

.contact-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.25rem !important;
}

.contact-value {
    color: #666;
}

.social-links {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.social-links h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #333;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #f0f0f0;
    color: #666;
    border-radius: 50%;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon:hover {
    background-color: #ffcc00;
    color: #fff;
    transform: translateY(-3px);
}

/* 联系表单样式 */
.contact-form-container {
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form-container h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #333;
    position: relative;
    padding-bottom: 1rem;
}

.contact-form-container h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: #ffcc00;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffcc00;
    box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: #ffcc00;
    color: #333;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: #ffdd33;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 204, 0, 0.2);
}

.submit-btn:active {
    transform: translateY(-1px);
}

/* 响应式设计 - 中等屏幕 */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .scroll-down-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
    
    .content-section {
        padding: 60px 0;
    }
    
    .intro-text h2 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .next-section-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 2.3rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* 时间轴响应式 */
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item.alternate {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 3rem;
        transform: translateX(20px);
    }
    
    .timeline-content,
    .timeline-image {
        width: 100%;
        margin-left: 45px;
    }
    
    .timeline-image {
        margin-top: 20px;
    }
    
    .timeline-item::after {
        left: 20px;
    }
    
    .timeline-content h3 {
        font-size: 1.4rem;
    }
    
    /* 导演部分响应式 */
    .director-item,
    .director-item.alternate {
        flex-direction: column;
        text-align: center;
        transform: translateY(50px);
    }
    
    .director-image {
        width: 100%;
        margin-bottom: 30px;
        display: flex;
        justify-content: center;
    }
    
    .director-img {
        max-width: 250px;
    }
    
    .director-info {
        width: 100%;
        padding: 0;
    }
    
    .director-info h3 {
        font-size: 1.8rem;
    }
    
    .director-bio {
        font-size: 1rem;
    }
    
    /* 国际影响部分响应式 */
    .influence-item {
        flex-direction: column;
    }
    .influence-content,
    .influence-image {
        width: 100%;
        padding: 0;
    }
    .influence-image {
        margin-top: 2rem;
    }
    .awards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .challenge-section {
        padding: 1.5rem;
    }
    
    /* 未来展望部分响应式 */
    .future-trends,
    .future-challenges {
        padding: 1.5rem;
    }
    .future-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .call-to-action {
        padding: 2rem 1rem;
    }
    .call-to-action p {
        font-size: 1rem;
    }
    
    /* 联系我们部分响应式 */
    .contact-content {
        flex-direction: column;
        gap: 2rem;
    }
    .contact-info,
    .contact-form-container {
        width: 100%;
    }
    .contact-info,
    .contact-form-container {
        padding: 2rem;
    }
    .social-icons {
        justify-content: center;
    }
}

/* 类型部分 (Genres Section) 样式 */
.genres-section {
    background-color: #f8f9fa;
}

/* 数据全景 (Data Overview Section) 样式 */
.data-overview-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.data-overview-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 L0,100 Z" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></svg>');
    opacity: 0.3;
    z-index: 0;
}

.data-overview-section .container {
    position: relative;
    z-index: 1;
}

.data-overview-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: #ffcc00;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.data-block {
    margin-bottom: 4rem;
    position: relative;
}

.visual-description {
    font-style: italic;
    color: #ffcc00;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.1rem;
}

.chart-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto 2rem;
    padding: 2rem;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.chart-container:hover {
    transform: translateY(-5px);
}

.chart-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #ffcc00, #ff6b6b);
}

.chart-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 5px;
}

.grow-up-chart {
    transform-origin: bottom;
    transform: scaleY(0);
    opacity: 0;
    transition: transform 1s cubic-bezier(0.68, -0.55, 0.27, 1.55), opacity 0.5s ease;
}

.grow-up-chart.visible {
    transform: scaleY(1);
    opacity: 1;
}

.radar-chart-animate {
    transform-origin: center;
    transform: scale(0);
    opacity: 0;
    transition: transform 1s cubic-bezier(0.68, -0.55, 0.27, 1.55), opacity 0.5s ease;
}

.radar-chart-animate.visible {
    transform: scale(1);
    opacity: 1;
}

.chart-with-overlay {
    position: relative;
}

.film-poster-overlay {
    position: absolute;
    top: 0;
    right: 0;
    width: 30%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(26, 26, 46, 0.8) 100%);
    pointer-events: none;
}

.data-overview-section .caption {
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.6;
    color: #ccc;
    max-width: 800px;
    margin: 0 auto;
    font-style: italic;
}

/* 数据全景响应式设计 */
@media (max-width: 768px) {
    .data-overview-section {
        padding: 3rem 0;
    }
    
    .data-overview-section h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .chart-container {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .data-block {
        margin-bottom: 3rem;
    }
    
    .data-overview-section .caption {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .data-overview-section h2 {
        font-size: 1.8rem;
    }
    
    .chart-container {
        padding: 1rem;
    }
    
    .visual-description {
        font-size: 1rem;
    }
}

/* 页脚 (Footer) 样式 */
footer {
    background-color: #333;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ffcc00;
}

.footer-logo p {
    font-size: 1rem;
    color: #ccc;
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-links h4::after,
.footer-contact h4::after,
.footer-social h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: #ffcc00;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ffcc00;
}

.footer-contact p {
    margin-bottom: 0.75rem;
    color: #ccc;
    display: flex;
    align-items: center;
}

.footer-contact i {
    margin-right: 0.75rem;
    color: #ffcc00;
}

.footer-social .social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social .social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 50%;
    transition: all 0.3s ease;
    text-decoration: none;
}

.footer-social .social-icon:hover {
    background-color: #ffcc00;
    color: #333;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #999;
    font-size: 0.9rem;
}

/* 页脚响应式设计 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    footer {
        padding: 3rem 0 1.5rem;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-links h4::after,
    .footer-contact h4::after,
    .footer-social h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-social .social-icons {
        justify-content: center;
    }
}

/* 网格布局 */
.genres-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 3rem;
}

/* 类型卡片样式 */
.genre-card {
    background-color: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.genre-card.loaded {
    opacity: 1;
    transform: translateY(0);
}

.genre-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* 类型卡片图片 */
.genre-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.genre-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    opacity: 0;
    filter: blur(8px);
    transition: opacity 1.2s ease, filter 1.2s ease;
}

.genre-img.loaded {
    opacity: 1;
    filter: blur(0);
}

.genre-card:hover .genre-img {
    transform: scale(1.1);
}

/* 类型卡片内容 */
.genre-content {
    padding: 25px;
    position: relative;
}

.genre-icon {
    width: 60px;
    height: 60px;
    background-color: #333;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: -40px auto 20px;
    position: relative;
    z-index: 1;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.genre-content h3 {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 15px;
    color: #333;
    font-weight: 600;
}

.genre-content p {
    font-size: 1rem;
    color: #555;
    line-height: 1.7;
    text-align: justify;
}

/* 响应式设计 - 小屏幕 */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 0.9rem;
    }
    
    .intro-text h2 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
    }
    
    /* 类型网格响应式 */
    .genres-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .genre-image {
        height: 180px;
    }
    
    .genre-content h3 {
        font-size: 1.3rem;
    }
}
/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f8f8f8;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 0;
}

/* 头部样式 */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    background: url('images/hero-background.jpg') center center no-repeat;
    background-size: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 1.2s ease forwards;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 1.2s ease 0.4s forwards;
}

.scroll-down-btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: #e50914;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 1rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 1.2s ease 0.8s forwards;
}

.scroll-down-btn i {
    margin-left: 8px;
}

/* 内容 section 基础样式 */
.content-section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 20px;
    color: #222;
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: 60px;
    color: #666;
}

.hidden {
    opacity: 0;
    visibility: hidden;
}

.next-section-btn {
    display: inline-block;
    margin-top: 40px;
    padding: 10px 20px;
    background-color: #222;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.next-section-btn i {
    margin-left: 8px;
}

.next-section-btn:hover {
    background-color: #444;
}

/* 介绍部分样式 - 核心交互样式 */
.intro-section {
    background-color: white;
}

.intro-visual {
    margin-bottom: 40px;
    text-align: center;
}

.intro-visual .fade-in-image {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    width: 100%;
    height: auto;
    border-radius: 8px;
    /* 胶片纹理背景叠加 */
    background-image: url('images/film-texture.png');
    background-blend-mode: overlay;
    background-size: cover;
}

.image-caption {
    margin-top: 12px;
    font-size: 0.9rem;
    color: #666;
    text-align: center;
}

.intro-text h2 {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.intro-text .subtitle {
    font-size: 1rem;
    color: #666;
    margin-bottom: 24px;
    text-align: left;
}

.intro-text .captions {
    margin-bottom: 32px;
}

.intro-text .caption {
    margin-bottom: 16px;
    line-height: 1.8;
}

/* 介绍部分文字交错出现样式 */
.intro-text .intro-title,
.intro-text .subtitle,
.intro-text .caption,
.intro-text .next-section-btn {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* 激活后显示样式 */
.intro-section.visible .fade-in-image,
.intro-section.visible .intro-title,
.intro-section.visible .subtitle,
.intro-section.visible .caption,
.intro-section.visible .next-section-btn {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

/* 历史部分样式 */
.history-section {
    background-color: #f9f9f9;
}

.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: #ddd;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
    margin-bottom: 40px;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: white;
    border: 4px solid #e50914;
    border-radius: 50%;
    top: 15px;
    z-index: 1;
}

.timeline-item {
    left: 0;
}

.timeline-item.alternate {
    left: 50%;
}

.timeline-item::after {
    right: -13px;
}

.timeline-item.alternate::after {
    left: -13px;
}

.timeline-content {
    padding: 20px;
    background-color: white;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.timeline-image {
    margin-top: 20px;
}

.timeline-img {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

/* 类型部分样式 */
.genres-section {
    background-color: white;
}

.genres-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.genre-card {
    background-color: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

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

.genre-content {
    padding: 20px;
}

.genre-icon {
    width: 40px;
    height: 40px;
    background-color: #e50914;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.genre-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.genre-content p {
    font-size: 0.95rem;
    color: #666;
}

/* 导演部分样式 */
.directors-section {
    background-color: #f9f9f9;
}

.director-item {
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    align-items: center;
}

.director-item.alternate {
    flex-direction: row-reverse;
}

.director-image img {
    width: 300px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.director-info h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.director-bio {
    margin-bottom: 20px;
    line-height: 1.8;
}

.director-filmography {
    font-size: 0.95rem;
    color: #666;
    font-style: italic;
}

/* 国际影响部分样式 */
.international-section {
    background-color: white;
}

.influence-showcase {
    margin-bottom: 40px;
}

.influence-item {
    display: flex;
    gap: 40px;
    align-items: center;
    margin-bottom: 60px;
}

.influence-image img {
    width: 400px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.awards-showcase {
    margin-bottom: 60px;
}

.awards-showcase h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.award-item {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
}

.award-icon {
    width: 50px;
    height: 50px;
    background-color: #f5c518;
    color: #222;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.2rem;
}

.award-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.award-item p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 8px;
}

.challenge-section {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
}

.challenge-section h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    text-align: center;
}

.challenge-section p {
    margin-bottom: 15px;
    line-height: 1.8;
}

/* 数据全景部分样式 */
.data-overview-section {
    background-color: #f9f9f9;
}

.data-block {
    margin-bottom: 60px;
    text-align: center;
}

.visual-description {
    font-style: italic;
    color: #666;
    margin-bottom: 20px;
}

.chart-container {
    margin-bottom: 20px;
}

.chart-image {
    max-width: 80%;
    height: auto;
    margin: 0 auto;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

/* 未来展望部分样式 */
.future-section {
    background-color: white;
}

.future-highlights {
    margin-bottom: 60px;
}

.future-trends,
.future-challenges {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
}

.future-trends h3,
.future-challenges h3,
.future-showcase h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    text-align: center;
}

.future-trends p,
.future-challenges p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.future-showcase {
    margin-bottom: 60px;
}

.future-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.future-item {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
}

.future-icon {
    width: 50px;
    height: 50px;
    background-color: #222;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.2rem;
}

.future-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.future-item p {
    font-size: 0.95rem;
    color: #666;
}

.call-to-action {
    background-color: #222;
    color: white;
    padding: 40px;
    border-radius: 8px;
    text-align: center;
}

.call-to-action h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.call-to-action p {
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.cta-btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: #e50914;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

.cta-btn:hover {
    background-color: #c40812;
}

.cta-btn i {
    margin-left: 8px;
}

/* 联系我们部分样式 */
.contact-section {
    background-color: #f9f9f9;
}

.contact-content {
    display: flex;
    gap: 40px;
}

.contact-info,
.contact-form-container {
    width: 50%;
}

.contact-info h3,
.contact-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-details {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: center;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background-color: #222;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-label {
    font-weight: bold;
    margin-bottom: 5px;
}

.contact-value {
    color: #666;
}

.social-links h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 36px;
    height: 36px;
    background-color: #222;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.social-icon:hover {
    background-color: #e50914;
}

.contact-form {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.95rem;
}

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    padding: 12px 24px;
    background-color: #e50914;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #c40812;
}

.submit-btn i {
    margin-left: 8px;
}

/* 页脚样式 */
.footer {
    background-color: #222;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.footer-logo p {
    color: #aaa;
    font-size: 0.9rem;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #444;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    color: #aaa;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.footer-contact i {
    margin-right: 10px;
    color: #e50914;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #aaa;
    font-size: 0.85rem;
}

/* 动画关键帧 */
@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式样式 */
@media (max-width: 992px) {
    .genres-grid,
    .future-grid,
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
        left: 0 !important;
    }

    .timeline-item::after {
        left: 18px;
    }

    .director-item,
    .director-item.alternate,
    .influence-item,
    .contact-content {
        flex-direction: column;
        text-align: center;
    }

    .director-image img,
    .influence-image img {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .contact-info,
    .contact-form-container {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .genres-grid,
    .future-grid,
    .awards-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }

    .chart-image {
        max-width: 100%;
    }
}
    /* 封面图样式 */
    .hero-section {
        position: relative; /* 确保子元素可以绝对定位 */
        overflow: hidden; /* 隐藏超出部分 */
    }
    
    .hero-image {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0; /* 确保在内容下方 */
    }
    
    .hero-bg-image {
        width: 100%;
        height: 100%;
        object-fit: cover; /* 保持比例填充整个区域 */
        animation: slowZoom 20s ease-in-out infinite; /* 缓慢缩放动画 */
    }
    
    @keyframes slowZoom {
        0% { transform: scale(1); }
        50% { transform: scale(1.05); }
        100% { transform: scale(1); }
    }