/* 服务中心页面专用样式 */

/* 覆盖common.css中的body样式，允许页面滚动 */
html, body {
    overflow: auto !important;
    height: auto !important;
}

/* 页面主要内容区域 */
.page-content {
    position: relative;
    width: 100%;
    min-height: 100vh;
    background: #000 url('https://piu-web-1305354732.cos.ap-shanghai.myqcloud.com/piupiu-website/%E5%88%87%E5%9B%BEnew/设备/全部产品/背景.webp') no-repeat center center fixed;
    background-size: cover;
    overflow-x: hidden;
    display: block;
    margin: 0;
    padding: 0;
    line-height: 0;
    /*滚动条隐藏*/
    scrollbar-width: none; /*Firefox*/
    -ms-overflow-style: none; /*IE10+*/
}
::-webkit-scrollbar {
    display: none; /* Chrome Safari */
}

/* 顶部全屏大图区域 */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: block;
    margin: 0;
    padding: 0;
    line-height: 0;
}

.hero-image-container {
    width: 100%;
    height: 100%;
    position: relative;
    margin: 0;
    padding: 0;
    line-height: 0;
}

.hero-image {
    width: 100%;
    height: 100vh;
    object-fit: cover;
    object-position: center;
    display: block;
    margin: 0;
    padding: 0;
}

/* 轮播图区域 */
.carousel-section {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    margin-top: -1px;
    line-height: 0;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 0;
}

/* 轮播图标题 */
.carousel-title {
    position: absolute;
    top: 60px;
    left: 80px;
    z-index: 20;
}

.carousel-title .title-image {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.5));
}

/* 主显示区域 */
.main-display {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 0;
    overflow: hidden;
    box-shadow: none;
    margin: 0;
    padding: 0;
}

.carousel-main-image {
    position: relative;
    width: 100%;
    height: 100%;
}

.main-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    border-radius: 0;
}

.main-img.active {
    opacity: 1;
}

/* 左下角缩略图容器 */
.thumbnail-container {
    position: absolute;
    bottom: 30px;
    left: 30px;
    display: flex;
    gap: 15px;
    z-index: 10;
}

.thumbnail-item {
    width: 120px;
    height: 80px;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    position: relative;
    will-change: transform;
    backface-visibility: hidden;
}

.thumbnail-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 212, 255, 0.4);
}

.thumbnail-item.active {
    border-color: #00d4ff;
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.5);
    transform: scale(1.1);
}

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

.thumbnail-item:hover img {
    transform: scale(1.05);
}

/* 缩略图激活状态指示器 */
.thumbnail-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 212, 255, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.thumbnail-item.active::after {
    opacity: 1;
}

/* 使用指引六角形区域 */
.guide-section {
    position: relative;
    width: 100%;
    min-height: 100vh;
    background: url('https://piu-web-1305354732.cos.ap-shanghai.myqcloud.com/piupiu-website/%E5%88%87%E5%9B%BEnew/设备/全部产品/背景.webp') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    padding: 80px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0;
    margin-top: -2px;
    overflow: hidden;
}

.guide-container {
    max-width: 1400px;
    width: 100%;
    position: relative;
}

/* 标题样式 */
.guide-header {
    position: absolute;
    top: 140px;
    left: 80px;
    z-index: 10;
}

.guide-title-image {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 20px rgba(0, 212, 255, 0.3));
}

.guide-header-title{
    color: #ffffff;
    font-weight: bold;
    margin-top: 30px;
    margin-left: 30px;
}

.guide-title {
    font-size: 4rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
    margin: 0;
    position: relative;
    display: flex;
    align-items: baseline;
    gap: 20px;
}

.guide-subtitle {
    font-size: 2.5rem;
    color: #00d4ff;
    font-weight: normal;
    text-shadow: 0 2px 10px rgba(0, 212, 255, 0.5);
}

/* 使用指引卡片容器 */
.guide-cards-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0;
    width: 100%;
    position: relative;
    min-height: 320px;
    margin-top: 200px;
}

/* 指引卡片 */
.guide-card {
    position: relative;
    width: 210px;
    height: 280px;
    animation: guideFadeIn 0.8s ease-out forwards;
    animation-delay: var(--delay, 0s);
    opacity: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: visible;
    z-index: 1;
}

.guide-card:nth-child(1) { z-index: 6; margin-right: -50px; }
.guide-card:nth-child(2) { z-index: 5; margin-right: -60px; }
.guide-card:nth-child(3) { z-index: 4; margin-right: -60px; }
.guide-card:nth-child(4) { z-index: 3; margin-right: -60px; }
.guide-card:nth-child(5) { z-index: 2; margin-right: -60px; }
.guide-card:nth-child(6) { z-index: 1; }

.guide-card:hover {
    transform: scale(1.05);
    z-index: 20;
}

/* 指引图片 */
.guide-img {
    width: 100%;
    height: 100%;
    /*保持宽高比*/
    /*object-fit: contain;*/
    object-fit: fill;
    object-position: center;/*居中*/
    transition: all 0.3s ease;
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.3));
}

.guide-card:hover .guide-img {
    filter: drop-shadow(0 8px 25px rgba(0, 212, 255, 0.4));
}

/* 淡入动画 */
@keyframes guideFadeIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 维修服务费用模块 */
.service-fee-section {
    position: relative;
    width: 100%;
    min-height: 80vh;
    background: url('https://piu-web-1305354732.cos.ap-shanghai.myqcloud.com/piupiu-website/%E5%88%87%E5%9B%BEnew/设备/全部产品/背景.webp') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    padding: 80px 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    margin-top: -2px;
}

.service-fee-container {
    max-width: 1200px;
    width: 100%;
    text-align: center;
    margin-top: 200px;
}

.fee-header {
    position: absolute;
    top: 140px;
    left: 80px;
    display: flex;
    align-items: center;
    gap: 20px;
    z-index: 10;
}

.fee-title-line {
    width: 8px;
    height: 50px;
    background: linear-gradient(45deg, #fd5ac2 0%, #fd5ac2 100%);
    clip-path: polygon(0 0%, 100% 15%, 100% 85%, 0 100%);
    box-shadow: 0 0 12px rgba(138, 43, 226, 0.5);
}

.fee-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 4px 20px rgba(255, 255, 255, 0.1);
    margin: 0;
    text-align: left;
}

.fee-content {
    margin-top: 40px;
}

.fee-subtitle {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 40px;
    text-align: left;
    font-weight: normal;
}

.price-table-container {
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 20px;
}

.table-placeholder {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.placeholder-icon {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.4);
}

.placeholder-text {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.6);
}

.table-corners {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.corner {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.corner.top-left {
    top: 15px;
    left: 15px;
    border-right: none;
    border-bottom: none;
}

.corner.top-right {
    top: 15px;
    right: 15px;
    border-left: none;
    border-bottom: none;
}

.corner.bottom-left {
    bottom: 15px;
    left: 15px;
    border-right: none;
    border-top: none;
}

.corner.bottom-right {
    bottom: 15px;
    right: 15px;
    border-left: none;
    border-top: none;
}

/* 底部版权信息模块 */
.footer-section {
    position: relative;
    width: 100%;
    background: url('https://piu-web-1305354732.cos.ap-shanghai.myqcloud.com/piupiu-website/%E5%88%87%E5%9B%BEnew/设备/全部产品/背景.webp') no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
    padding: 40px 60px;
    margin-top: -2px;
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}

.footer-left {
    flex: 1;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #00d4ff;
}

.divider {
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    line-height: 1.5;
}

.footer-text p {
    margin: 0;
    margin-bottom: 5px;
}

.footer-right {
    flex-shrink: 0;
}

.qr-code-container {
    text-align: center;
}

.qr-code-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 4px;
    display: inline-block;
}

.qr-code {
    width: 100px;
    height: 100px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
}

.qr-placeholder {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

/* 服务导航 */
.service-nav {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.service-nav-btn {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    padding: 12px 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.service-nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.service-nav-btn.active {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    border-color: #00d4ff;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

/* 服务内容 */
.service-content {
    display: none;
}

.service-content.active {
    display: block;
}

/* 使用指引 */
.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
}

.guide-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s ease;
    display: flex;
    gap: 20px;
    align-items: center;
}

.guide-item:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.guide-image {
    flex-shrink: 0;
}

.guide-image img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 4px 15px rgba(0, 0, 0, 0.3));
}

.guide-info {
    flex: 1;
}

.guide-title {
    color: white;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.guide-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 16px;
}

.guide-link {
    color: #00d4ff;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s ease;
}

.guide-link:hover {
    color: #00b8e6;
}

/* 技术支持 */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.support-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.support-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.support-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.support-card h3 {
    color: white;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.support-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
}

.support-btn {
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.support-btn:hover {
    background: linear-gradient(135deg, #00b8e6 0%, #0088bb 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.3);
}

/* 常见问题 */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.15);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    cursor: pointer;
}

.faq-question h4 {
    color: white;
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.faq-toggle {
    color: #00d4ff;
    font-size: 24px;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.6;
    padding: 0 20px 20px;
    margin: 0;
}

/* 联系客服 */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.contact-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

.contact-card h3 {
    color: white;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.contact-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    margin-bottom: 8px;
}

.contact-time {
    color: rgba(255, 255, 255, 0.6);
    font-size: 12px !important;
}

/* 客服浮动按钮 */
.customer-service {
    position: fixed;
    bottom: 80px;
    right: 30px;
    z-index: 100;
}

.cs-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    border: none;
    border-radius: 25px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    padding: 12px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.cs-btn:hover {
    background: linear-gradient(135deg, #00b8e6 0%, #0088bb 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

.cs-icon {
    font-size: 16px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .carousel-container {
        width: 100%;
        height: 75%;
    }

    .thumbnail-item {
        width: 100px;
        height: 70px;
    }

    .additional-content {
        padding: 60px 40px;
    }

    /* 形状响应式 */
    .guide-section {
        padding: 60px 30px;
    }

    .guide-title {
        font-size: 3rem;
    }

    .guide-subtitle {
        font-size: 2rem;
    }

    .guide-card {
        width: 180px;
        height: 240px;
    }

    .guide-cards-container {
        gap: 0;
        margin-top: 100px;
        min-height: 280px;
    }

    .guide-card:nth-child(1) { margin-right: -48px; }
    .guide-card:nth-child(2) { margin-right: -48px; }
    .guide-card:nth-child(3) { margin-right: -48px; }
    .guide-card:nth-child(4) { margin-right: -48px; }
    .guide-card:nth-child(5) { margin-right: -48px; }

        /* 新模块响应式 */
    .service-fee-section {
        padding: 60px 40px;
    }

    .fee-title-line {
        height: 45px;
    }

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

    .fee-subtitle {
        font-size: 1.3rem;
    }

    .footer-section {
        padding: 30px 40px;
    }

    /* 标题图片响应式 */
    .carousel-title {
        top: 50px;
        left: 80px;
    }

    .carousel-title .title-image {
        height: 40px;
    }

    .guide-header {
        top: 110px;
        left: 80px;
    }

    .guide-title-image {
        height: 45px;
    }

    .fee-header {
        top: 110px;
        left: 80px;
    }
}

@media (max-width: 1024px) {
    .thumbnail-container {
        bottom: 20px;
        left: 20px;
        gap: 12px;
    }

    .thumbnail-item {
        width: 90px;
        height: 60px;
    }

    .content-placeholder {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }

    .placeholder-item {
        padding: 40px 20px;
        font-size: 16px;
        min-height: 150px;
    }

    /* 形状响应式 */
    .guide-section {
        padding: 50px 25px;
    }

    .guide-header {
        margin-bottom: 60px;
    }

    .guide-title {
        font-size: 2.5rem;
        gap: 15px;
    }

    .guide-subtitle {
        font-size: 1.8rem;
    }

    .guide-card {
        width: 160px;
        height: 200px;
    }

    .guide-cards-container {
        gap: 0;
        min-height: 240px;
        margin-top: 90px;
    }

    .guide-card:nth-child(1) { margin-right: -40px; }
    .guide-card:nth-child(2) { margin-right: -40px; }
    .guide-card:nth-child(3) { margin-right: -40px; }
    .guide-card:nth-child(4) { margin-right: -40px; }
    .guide-card:nth-child(5) { margin-right: -40px; }

        /* 新模块响应式 */
    .service-fee-section {
        padding: 50px 30px;
    }

    .fee-title-line {
        height: 40px;
    }

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

    .fee-subtitle {
        font-size: 1.2rem;
    }

    .price-table-container {
        height: 350px;
    }

    .footer-section {
        padding: 25px 30px;
    }

    .footer-links {
        gap: 6px;
    }

    /* 标题图片响应式 */
    .carousel-title {
        top: 40px;
        left: 80px;
    }

    .carousel-title .title-image {
        height: 35px;
    }

    .guide-header {
        top: 90px;
        left: 80px;
    }

    .fee-header {
        top: 90px;
        left: 80px;
    }

    .guide-title-image {
        height: 40px;
    }


}

@media (max-width: 768px) {
    .carousel-section {
        height: 70vh;
    }

    .carousel-container {
        width: 100%;
        height: 85%;
    }

    .main-display {
        border-radius: 0;
    }

    .thumbnail-container {
        bottom: 15px;
        left: 15px;
        gap: 10px;
    }

    .thumbnail-item {
        width: 70px;
        height: 50px;
        border-radius: 8px;
    }

    .additional-content {
        padding: 40px 30px;
    }

    .content-placeholder {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .placeholder-item {
        padding: 30px 20px;
        font-size: 14px;
        min-height: 120px;
    }

    /* 形状移动端调整 */
    .guide-section {
        padding: 40px 20px;
        min-height: 80vh;
    }

    .guide-header {
        margin-bottom: 40px;
        text-align: center;
    }

    .guide-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }

    .guide-subtitle {
        font-size: 1.5rem;
    }

    .guide-cards-container {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0;
        min-height: auto;
        margin-top: 80px;
    }

    .guide-card:nth-child(1) { margin-right: -32px; }
    .guide-card:nth-child(2) { margin-right: -32px; }
    .guide-card:nth-child(3) { margin-right: -32px; }
    .guide-card:nth-child(4) { margin-right: -32px; }
    .guide-card:nth-child(5) { margin-right: -32px; }

        /* 新模块移动端 */
    .service-fee-section {
        padding: 40px 20px;
        min-height: 70vh;
    }

    .fee-header {
        margin-bottom: 40px;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .fee-title-line {
        height: 35px;
    }

    .fee-title {
        font-size: 1.5rem;
        text-align: center;
        width: 100%;
    }

    .fee-subtitle {
        font-size: 1.1rem;
        text-align: center;
    }

    .price-table-container {
        height: 300px;
    }

    .placeholder-icon {
        font-size: 3rem;
    }

    .footer-section {
        padding: 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
        gap: 5px;
    }

    .footer-link {
        font-size: 13px;
    }

    .guide-card {
        width: 140px;
        height: 180px;
        position: static;
        transform: none !important;
    }

    .guide-card:hover {
        transform: scale(1.05) !important;
    }

    /* 标题图片移动端 */
    .carousel-title {
        top: 30px;
        left: 55px;
    }

    .carousel-title .title-image {
        height: 32px;
    }

    .guide-header {
        top: 70px;
        left: 55px;
    }

    .fee-header {
        top: 70px;
        left: 55px;
    }

    .guide-title-image {
        height: 35px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        height: 60vh;
    }

    .carousel-section {
        height: 60vh;
        padding: 0;
    }

    .carousel-container {
        width: 100%;
        height: 90%;
    }

    .main-display {
        border-radius: 0;
    }

    .thumbnail-container {
        bottom: 10px;
        left: 10px;
        gap: 8px;
    }

    .thumbnail-item {
        width: 60px;
        height: 40px;
        border-radius: 6px;
        border-width: 2px;
    }

    .additional-content {
        padding: 30px 20px;
    }

    .placeholder-item {
        padding: 25px 15px;
        font-size: 13px;
        min-height: 100px;
        border-radius: 12px;
    }

    /* 形状小屏幕优化 */
    .guide-section {
        padding: 30px 15px;
        min-height: 70vh;
    }

    .guide-header {
        margin-bottom: 30px;
    }

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

    .guide-subtitle {
        font-size: 1.3rem;
    }

    .guide-cards-container {
        gap: 0;
        margin-top: 70px;
    }

    .guide-card {
        width: 120px;
        height: 150px;
    }

    .guide-card:nth-child(1) { margin-right: -24px; }
    .guide-card:nth-child(2) { margin-right: -24px; }
    .guide-card:nth-child(3) { margin-right: -24px; }
    .guide-card:nth-child(4) { margin-right: -24px; }
    .guide-card:nth-child(5) { margin-right: -24px; }

    /* 新模块小屏幕 */
    .service-fee-section {
        padding: 30px 15px;
        min-height: 60vh;
    }

    .fee-title-line {
        height: 30px;
    }

    .fee-title {
        font-size: 1.3rem;
    }

    .fee-subtitle {
        font-size: 1rem;
    }

    .price-table-container {
        height: 250px;
    }

    .placeholder-icon {
        font-size: 2.5rem;
    }

    .placeholder-text {
        font-size: 1rem;
    }

    .footer-section {
        padding: 15px;
    }

    .footer-links {
        gap: 3px;
        flex-direction: column;
        align-items: center;
    }

    .footer-link {
        font-size: 12px;
    }

    .divider {
        display: none;
    }

    .qr-code {
        width: 80px;
        height: 80px;
    }

    .qr-placeholder {
        width: 60px;
        height: 60px;
    }



    /* 标题图片小屏幕 */
    .carousel-title {
        top: 25px;
        left: 45px;
    }

    .carousel-title .title-image {
        height: 28px;
    }

    .guide-header {
        top: 55px;
        left: 45px;
    }

    .fee-header {
        top: 55px;
        left: 45px;
    }

    .guide-title-image {
        height: 30px;
    }
}

/* 目录导航区域样式 background: #000;*/
.catalog-section {
    position: relative;
    width: 100%;
    min-height: 100vh;

    padding: 60px 40px;
    margin: 0;
    margin-top: -2px;
    overflow: hidden;
}

.catalog-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    opacity: 0.3;
}

.catalog-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.catalog-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 300px 100px 1fr;
    gap: 40px;
    z-index: 1;
}

/* 左侧目录菜单 */
.catalog-menu {
    position: relative;
    color: #fff;
    padding-top: 60px; /* 与"目录"标题对齐 */
    /* 额外向下偏移，使第一个一级目录与右侧二级标题对齐 */
    margin-top: 80px; /* 一级标题高度 + 横线高度 + 间距 */
}

.catalog-level-1 {
    margin-bottom: 30px;
    position: relative;
}

/* 一级目录标题 */
.catalog-item-content {
    font-size: 1.3rem;
    font-weight: bold;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    display: flex;
    align-items: center;
    position: relative;
    height: 30px; /* 与圆圈高度一致 */
    line-height: 30px;
}

.catalog-item-content:hover {
    color: #fd5ac2;
}

.catalog-item-content:active {
    transform: scale(0.98);
}

/* 二级目录容器 */
.catalog-level-2 {
    margin-top: 15px;
    max-height: 1000px; /* 足够大的值 */
    opacity: 1;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.3s ease, margin-top 0.3s ease;
}

/* 收起状态 */
.catalog-level-1.collapsed .catalog-level-2 {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
}

/* 二级目录项 */
.catalog-item {
    display: flex;
    align-items: center;
    padding: 10px 0;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    color: rgba(255, 255, 255, 0.8);
}

.catalog-item:hover {
    color: #fd5ac2;
    transform: translateX(5px);
}

.catalog-item.active {
    color: #fd5ac2;
    font-weight: 500;
}

.catalog-text {
    font-size: 1rem;
    color: inherit;
}

/* 中间分割线 */
.catalog-divider {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.catalog-divider-title {
    font-size: 1.3rem; /* 与左侧一级目录大小相同 */
    font-weight: bold;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 212, 255, 0.3);
    margin-top: 120px; /* 下移到第一个圆圈上方 */
    margin-bottom: 20px; /* 与第一个圆圈保持小间距 */
    text-align: center;
    z-index: 10;
}

.divider-line-container {
    position: relative;
    width: 100%;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

#catalog-divider-canvas {
    position: absolute;
    top: 20px; /* 从第一个圆圈下方开始绘制虚线 */
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    z-index: 1;
}

.divider-nodes {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    z-index: 2;
}

.divider-node {
    position: absolute;
    width: 20px;
    height: 20px;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.4s ease;
}

.divider-node img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
    transition: all 0.3s ease;
}

.divider-node:hover img {
    filter: drop-shadow(0 4px 12px rgba(255, 255, 255, 0.4));
}

.divider-node.active img {
    filter: drop-shadow(0 4px 15px rgba(255, 255, 255, 0.6));
}

/* 右侧内容区域 */
.catalog-content {
    position: relative;
    color: #fff;
    padding-top: 120px; /* 与"目录"标题对齐，都在圆圈上方 */
}

.content-header {
    margin-bottom: 30px;
    position: relative;
}

.content-header h2 {
    font-size: 1.3rem; /* 与左侧一级目录大小相同 */
    font-weight: bold;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 212, 255, 0.3);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

/* 标题左侧图片位置 */
.content-title-icon {
    width: 8px;
    height: 8px;
    object-fit: contain;
    flex-shrink: 0;
}

/* 标题下方横线图片位置 */
.content-title-divider {
    width: 100%;
    max-width: 600px;
    height: auto;
    margin-top: 20px;
    object-fit: contain;
}

.content-body {
    position: relative;
}

.content-section {
    display: none;
    animation: contentFadeIn 0.5s ease-in-out;
}

.content-section.active {
    display: block;
}

@keyframes contentFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    font-size: 1rem; /* 与左侧二级目录大小相同 */
    color: #fff;
    margin-bottom: 25px;
    margin-top: 25px;
    font-weight: 600;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 900px;
}

.content-video {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
}

.video-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.6;
    margin-top: 20px;
}

.video-placeholder {
    width: 100%;
    height: 400px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.2rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .catalog-container {
        grid-template-columns: 280px 80px 1fr;
        gap: 30px;
    }

    .catalog-menu-title {
        font-size: 1.8rem;
    }

    .content-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 1024px) {
    .catalog-container {
        grid-template-columns: 250px 60px 1fr;
        gap: 20px;
    }

    .catalog-section {
        padding: 50px 30px;
    }

    .catalog-menu-title {
        font-size: 1.6rem;
        margin-bottom: 30px;
    }

    .content-header h2 {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 768px) {
    .catalog-container {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .catalog-section {
        padding: 40px 20px;
    }

    .catalog-menu {
        margin-bottom: 30px;
    }

    .catalog-divider {
        display: none;
    }

    .catalog-content {
        margin-top: 30px;
    }

    .content-header h2 {
        font-size: 1.6rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .video-placeholder {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .catalog-section {
        padding: 30px 15px;
    }

    .catalog-menu-title {
        font-size: 1.4rem;
        margin-bottom: 20px;
    }

    .catalog-item-content {
        font-size: 1rem;
    }

    .catalog-text {
        font-size: 0.9rem;
    }

    .content-header h2 {
        font-size: 1.4rem;
    }

    .section-title {
        font-size: 1.2rem;
        margin-bottom: 20px;
    }

    .video-placeholder {
        height: 250px;
        font-size: 1rem;
    }

    .video-description {
        font-size: 0.9rem;
    }
}