* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #faf8f5;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23e0d9d0' fill-opacity='0.4' fill-rule='evenodd'/%3E%3C/svg%3E");
    background-attachment: fixed;
}

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

.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    font-size: 24px;
    color: #0066cc;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-list a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-list a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background: #0066cc;
    transition: width 0.3s ease;
}

.nav-list a:hover {
    color: #0066cc;
}

.nav-list a:hover::after {
    width: 100%;
    background: linear-gradient(90deg, #0066cc 0%, #00aaff 100%);
    height: 3px;
    border-radius: 2px;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 150px 0 100px;
    text-align: center;
}

.hero-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero-content > p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 25px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(10px);
}

.feature-icon {
    font-size: 24px;
}

.feature-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-text strong {
    font-size: 16px;
    font-weight: bold;
}

.feature-text small {
    font-size: 12px;
    opacity: 0.9;
    margin-top: 2px;
}

.hero-advantages {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin: 30px 0;
}

.advantage-item {
    background: rgba(255, 255, 255, 0.3);
    padding: 12px 25px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: bold;
    backdrop-filter: blur(10px);
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s;
    cursor: pointer;
}

.btn-primary {
    background: #fff;
    color: #667eea;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.btn-large {
    padding: 20px 60px;
    font-size: 20px;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: #333;
}

.services {
    padding: 100px 0;
    background: #f9f9f9;
}

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

.service-card {
    background: #fff;
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* 核心服务卡片高亮样式 */
.service-card-primary {
    border: 3px solid #0066cc;
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.2), 0 0 0 3px rgba(0, 102, 204, 0.1) inset;
    background: linear-gradient(135deg, #f0f8ff 0%, #ffffff 100%);
    position: relative;
}

.service-card-primary::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px dashed #0066cc;
    border-radius: 12px;
    pointer-events: none;
}

/* 手绘风格卡片效果 */
.service-card, .feature-detail, .case-item, .package-card {
    border-radius: 15px 10px 15px 10px;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, #ffffff 0%, #faf8f5 100%);
}

/* 手绘风格按钮效果 */
.btn {
    border-radius: 25px 15px 25px 15px;
    box-shadow: 3px 3px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

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

/* 近期合作景区滚动展示样式 */
.partners {
    background: linear-gradient(135deg, #ffffff 0%, #f0f8ff 100%);
    padding: 50px 0;
    border-top: 1px solid #e0e0e0;
    border-bottom: 1px solid #e0e0e0;
}

.partners-title {
    text-align: center;
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 30px;
}

.partners-slider {
    display: flex;
    overflow-x: auto;
    gap: 30px;
    padding: 20px 0;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    animation: scrollPartners 30s linear infinite;
}

.partners-slider:hover {
    animation-play-state: paused;
}

.partner-item {
    background: #fff;
    padding: 20px 35px;
    border-radius: 15px;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.1);
    font-size: 16px;
    font-weight: bold;
    color: #333;
    white-space: nowrap;
    flex-shrink: 0;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 8px 8px 25px rgba(0, 0, 0, 0.15);
    border-color: #0066cc;
    background: #f0f8ff;
}

/* 滚动动画 */
@keyframes scrollPartners {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 在线客服悬浮窗样式 */
.online-service {
    position: fixed;
    right: 30px;
    bottom: 100px;
    z-index: 1600;
}

.service-btn {
    background: #0066cc;
    color: #fff;
    padding: 15px 25px;
    border-radius: 50px 20px 50px 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.service-btn:hover {
    transform: translateY(-5px);
    box-shadow: 8px 8px 25px rgba(0, 102, 204, 0.3);
    background: #0052a3;
}

.service-icon {
    font-size: 24px;
}

.service-text {
    font-size: 16px;
    font-weight: bold;
}

.service-panel {
    background: #fff;
    border-radius: 15px;
    box-shadow: 10px 10px 30px rgba(0, 0, 0, 0.2);
    width: 300px;
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 15px;
    display: none;
    opacity: 0;
    transition: all 0.3s ease;
}

.service-panel.show {
    display: block;
    opacity: 1;
}

.service-panel-header {
    background: #0066cc;
    color: #fff;
    padding: 15px 20px;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.service-panel-header h4 {
    margin: 0;
    font-size: 18px;
}

.service-close {
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.service-close:hover {
    transform: scale(1.2);
    opacity: 0.8;
}

.service-panel-content {
    padding: 20px;
}

.service-panel-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.service-contact p {
    margin-bottom: 10px;
    font-size: 14px;
    color: #333;
}

.service-qrcode {
    text-align: center;
    margin-top: 20px;
}

.service-qrcode .qrcode-placeholder {
    width: 150px;
    height: 150px;
    margin: 0 auto;
    font-size: 14px;
}

/* 手绘风格标题装饰 */
.section-title {
    position: relative;
    display: inline-block;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.section-title::before, .section-title::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 50px;
    height: 2px;
    background: #0066cc;
}

.section-title::before {
    left: -60px;
    transform: rotate(-10deg);
}

.section-title::after {
    right: -60px;
    transform: rotate(10deg);
}

.service-description {
    margin-bottom: 20px;
}

.service-details {
    text-align: left;
}

.service-section {
    margin-bottom: 20px;
}

.service-section h4 {
    font-size: 18px;
    color: #0066cc;
    margin-bottom: 10px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 5px;
}

.service-process, .service-delivery, .service-modules, .service-scale, .service-scenarios, .service-results {
    list-style-type: decimal;
    padding-left: 20px;
    color: #666;
}

.service-styles, .service-cases, .service-deployment {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
}

.style-tag, .case-tag, .deployment-tag {
    background: #e6f2ff;
    color: #0066cc;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 14px;
    border: 1px solid #b3d9ff;
}

/* 服务卡片交互效果 */
.service-card {
    cursor: pointer;
    overflow: hidden;
}

.service-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-in-out;
}

.service-card:hover .service-details {
    max-height: 800px;
}

/* 服务卡片悬停效果增强 */
.service-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.features {
    padding: 100px 0;
    background: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-detail {
    background: #f9f9f9;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-detail:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.feature-detail-icon {
    font-size: 50px;
    margin-bottom: 15px;
}

.feature-detail h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: #333;
}

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

/* 功能特性落地价值样式 */
.feature-value {
    margin-bottom: 10px;
    font-size: 14px;
    color: #0066cc;
    font-weight: bold;
}

/* 功能特性适配版本样式 */
.feature-version {
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.version-tag {
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    color: #fff;
}

.version-tag.free {
    background: #28a745;
}

.version-tag.basic {
    background: #007bff;
}

.version-tag.pro {
    background: #ff6600;
}

.about {
    padding: 100px 0;
    background: #f9f9f9;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

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

.about-intro p {
    font-size: 18px;
    line-height: 2;
    color: #666;
    margin-bottom: 0;
}

/* 数据统计样式 */
.about-stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 48px;
    font-weight: bold;
    color: #0066cc;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: #666;
}

/* 智慧导览系统演示板块样式 */
.demo {
    padding: 100px 0;
    background: #f0f8ff;
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.demo-video {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 10px 10px 25px rgba(0, 0, 0, 0.15);
}

.video-placeholder {
    width: 100%;
    height: 350px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
}

.video-placeholder:hover {
    transform: scale(1.02);
    box-shadow: 15px 15px 35px rgba(0, 0, 0, 0.2);
}

.play-btn {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.3);
    border: 3px solid #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.video-placeholder:hover .play-btn {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.video-placeholder p {
    font-size: 18px;
    font-weight: bold;
    margin: 0;
}

.demo-features h3 {
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 30px;
}

.demo-feature-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 30px;
}

.demo-feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 5px 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.demo-feature-item:hover {
    transform: translateX(10px);
    box-shadow: 8px 8px 25px rgba(0, 0, 0, 0.12);
}

.demo-feature-icon {
    font-size: 32px;
    color: #0066cc;
    margin-top: 5px;
    flex-shrink: 0;
}

.demo-feature-info h4 {
    font-size: 18px;
    color: #333;
    margin-bottom: 8px;
}

.demo-feature-info p {
    font-size: 15px;
    color: #666;
    margin: 0;
    line-height: 1.6;
}

/* 详细信息样式 */
.about-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.about-section {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.about-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.about-section h3 {
    font-size: 22px;
    color: #0066cc;
    margin-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 10px;
}

.about-section p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

/* 团队优势列表样式 */
.team-advantages {
    list-style-type: none;
    padding: 0;
}

.team-advantages li {
    font-size: 16px;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.6;
    padding-left: 25px;
    position: relative;
}

.team-advantages li::before {
    content: "✅";
    position: absolute;
    left: 0;
    top: 0;
    color: #0066cc;
    font-weight: bold;
}

/* 资质荣誉标签样式 */
.honors {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.honor-tag {
    background: #e6f2ff;
    color: #0066cc;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid #b3d9ff;
    transition: all 0.3s ease;
}

.honor-tag:hover {
    background: #0066cc;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.2);
}

.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-align: center;
}

.contact .section-title {
    color: #fff;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 18px;
}

.contact-icon {
    font-size: 28px;
}

.contact .btn-primary {
    color: #667eea;
}

/* 联系我们板块布局 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: start;
}

/* 左侧联系方式样式 */
.contact-left {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.contact-qrcode {
    text-align: center;
    margin: 30px 0;
}

.qrcode-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto 15px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #fff;
    border: 2px dashed rgba(255, 255, 255, 0.5);
}

/* 二维码图片样式 */
.qrcode-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 15px;
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: block;
}

.service-qrcode .qrcode-image {
    width: 150px;
    height: 150px;
    margin: 0 auto;
}

.contact-benefit {
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: 10px;
    margin-top: 20px;
}

.contact-benefit h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #fff;
}

.contact-benefit ul {
    list-style-type: none;
    padding: 0;
}

.contact-benefit li {
    font-size: 16px;
    margin-bottom: 10px;
    color: #fff;
    line-height: 1.6;
}

/* 右侧表单区域样式 */
.contact-right {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-form-container {
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-form-container h3 {
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 25px;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: bold;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 1px solid #e0e0e0;
    border-radius: 5px;
    font-size: 16px;
    color: #333;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066cc;
    box-shadow: 0 0 0 2px rgba(0, 102, 204, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.map-demand-form {
    background: rgba(240, 248, 255, 0.95);
    border-left: 4px solid #0066cc;
}

/* 热门服务组合套餐样式 */
.packages {
    padding: 100px 0;
    background: #f9f9f9;
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.package-card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* 高级套餐突出样式 */
.package-card-premium {
    border: 2px solid #ff6600;
    box-shadow: 0 0 20px rgba(255, 102, 0, 0.2);
    background: linear-gradient(135deg, #fff8f0 0%, #ffffff 100%);
    position: relative;
}

.package-card-premium::before {
    content: "推荐"; 
    position: absolute;
    top: -10px;
    right: 20px;
    background: #ff6600;
    color: #fff;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 14px;
    font-weight: bold;
    box-shadow: 0 3px 10px rgba(255, 102, 0, 0.3);
}

.package-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 30px;
    text-align: center;
}

.package-card-premium .package-header {
    background: linear-gradient(135deg, #ff6600 0%, #ff8c00 100%);
}

.package-header h3 {
    font-size: 24px;
    margin-bottom: 15px;
    font-weight: bold;
}

.package-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.price-tag {
    font-size: 24px;
    font-weight: bold;
}

.price-amount {
    font-size: 48px;
    font-weight: bold;
}

.price-unit {
    font-size: 18px;
    opacity: 0.9;
}

.package-content {
    padding: 30px;
    text-align: left;
}

.package-services, .package-benefits, .package-scenarios {
    margin-bottom: 25px;
}

.package-content h4 {
    font-size: 18px;
    color: #0066cc;
    margin-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 8px;
}

.package-services ul {
    list-style-type: none;
    padding: 0;
}

.package-services li {
    font-size: 16px;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.5;
}

.package-benefits p, .package-scenarios p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

.package-btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 20px;
    transition: all 0.3s ease;
}

.package-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.footer {
    background: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    opacity: 0.8;
}

/* 案例展示板块样式 */
.cases {
    padding: 100px 0;
    background: #f9f9f9;
}

.cases-slider {
    display: flex;
    overflow-x: auto;
    gap: 30px;
    padding: 20px 0;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.case-item {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    width: 300px;
    flex-shrink: 0;
    transition: all 0.3s ease;
    cursor: pointer;
    overflow: hidden;
}

.case-item:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.case-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: #e0e0e0;
}

.case-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #666;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.case-item h3 {
    font-size: 20px;
    color: #333;
    margin: 15px;
    text-align: center;
}

.case-info {
    padding: 0 15px;
}

.case-background {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
    line-height: 1.5;
}

.case-feedback {
    font-size: 14px;
    color: #0066cc;
    font-weight: bold;
    margin-bottom: 15px;
}

.case-btn {
    display: block;
    width: calc(100% - 30px);
    margin: 0 15px 15px;
    padding: 12px;
    background: #0066cc;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.case-btn:hover {
    background: #0052a3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

/* 案例详情弹窗样式 */
.case-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    overflow: auto;
}

.case-modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 90%;
    max-width: 800px;
    border-radius: 10px;
    position: relative;
}

.case-modal-close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 20px;
}

.case-modal-close:hover,
.case-modal-close:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}

.case-modal-body h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
    text-align: center;
}

.modal-images {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.modal-image {
    width: calc(33.333% - 10px);
    height: 150px;
    background: #e0e0e0;
    border-radius: 5px;
    overflow: hidden;
}

.modal-details {
    text-align: left;
}

.modal-details h4 {
    font-size: 18px;
    color: #0066cc;
    margin: 15px 0 10px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 5px;
}

.modal-details p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 滚动条样式 */
.cases-slider::-webkit-scrollbar {
    height: 8px;
}

.cases-slider::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.cases-slider::-webkit-scrollbar-thumb {
    background: #0066cc;
    border-radius: 4px;
}

.cases-slider::-webkit-scrollbar-thumb:hover {
    background: #0052a3;
}

/* 回到顶部按钮样式 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #0066cc;
    color: #fff;
    border: none;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    z-index: 1500;
    display: none;
}

.back-to-top:hover {
    background: #0052a3;
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 102, 204, 0.3);
}

/* 常见问题FAQ样式 */
.faq {
    padding: 100px 0;
    background: #fff;
}

.faq-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
}

.faq-category h3 {
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e0e0e0;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #f9f9f9;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f0f8ff;
}

.faq-question span:first-child {
    font-size: 16px;
    font-weight: bold;
    color: #333;
}

.faq-toggle {
    font-size: 20px;
    color: #0066cc;
    font-weight: bold;
    transition: transform 0.3s ease;
}

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

.faq-answer p {
    padding: 20px;
    margin: 0;
    font-size: 15px;
    color: #666;
    line-height: 1.6;
}

/* FAQ展开状态 */
.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-question {
    background: #e6f2ff;
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
    }

    .nav-list {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-content h2 {
        font-size: 32px;
    }

    .hero-features {
        gap: 10px;
    }

    .feature-item {
        padding: 10px 20px;
        font-size: 14px;
    }

    .section-title {
        font-size: 28px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .contact-item {
        font-size: 16px;
    }
}