:root {
    --primary-color: #4a90e2;
    --secondary-color: #2c3e50;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --dark-gray: #666;
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

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

/* 导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 24px;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: #1a2a6c;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-links a:hover::after {
    width: 100%;
}

/* 英雄区域增强样式 */
.hero {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: white;
}

.hero h1 {
    font-size: 4em;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.5em;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.3s backwards;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.feature-item i {
    font-size: 2em;
    color: white;
}

.feature-item span {
    font-size: 0.9em;
    color: white;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    animation: fadeInUp 1s ease-out 0.9s backwards;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
}

.cta-button.primary {
    background: white;
    color: var(--primary-color);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255,255,255,0.3);
}

.cta-button.secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.cta-button.secondary:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    animation: fadeInUp 1s ease-out 1.2s backwards;
}

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

.stat-value {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 5px;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.9em;
    color: rgba(255,255,255,0.8);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    animation: fadeInUp 1s ease-out 1.5s backwards;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.scroll-indicator:hover {
    transform: translateY(-5px);
}

.scroll-indicator span {
    font-size: 0.9em;
    opacity: 0.8;
}

.scroll-indicator i {
    font-size: 1.2em;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5em;
    }

    .hero-subtitle {
        font-size: 1.2em;
    }

    .hero-features {
        flex-wrap: wrap;
        gap: 15px;
    }

    .feature-item {
        width: calc(50% - 15px);
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-item {
        width: calc(50% - 20px);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        justify-content: center;
    }
}

/* 解决方案区域样式 */
.solutions {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.solutions h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 36px;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.solution-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.solution-card i {
    font-size: 2.5em;
    margin: 20px 0;
    color: #1a2a6c;
    transition: transform 0.3s ease;
}

.solution-card:hover i {
    transform: scale(1.1);
}

.solution-card h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.solution-card p {
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.learn-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

/* 页脚样式 */
footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
}

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

.social-links a {
    color: white;
    font-size: 24px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        height: auto;
        padding: 20px;
    }

    .nav-links {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 2.5em;
    }

    .solution-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }

    .nav-links {
        padding: 10px;
    }
}

/* 技术方案页面样式 */
.tech-section {
    margin-bottom: 60px;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.tech-section h2 {
    color: var(--secondary-color);
    font-size: 28px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.tech-section h2 i {
    color: var(--primary-color);
}

.tech-item {
    margin-bottom: 40px;
    padding: 20px;
    background: var(--light-gray);
    border-radius: 8px;
}

.tech-item:last-child {
    margin-bottom: 0;
}

.tech-item h3 {
    color: var(--primary-color);
    font-size: 22px;
    margin-bottom: 15px;
}

.tech-item p {
    color: var(--text-color);
    margin-bottom: 15px;
    line-height: 1.6;
}

.tech-item ul {
    list-style: none;
    padding-left: 20px;
}

.tech-item ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.tech-item ul li:before {
    content: "•";
    color: var(--primary-color);
    font-size: 20px;
    position: absolute;
    left: 0;
    top: -2px;
}

.tech-image,
.algorithm-diagram,
.architecture-diagram,
.flow-diagram,
.security-diagram,
.scalability-diagram {
    margin: 20px 0;
    text-align: center;
}

.tech-image img,
.algorithm-diagram img,
.architecture-diagram img,
.flow-diagram img,
.security-diagram img,
.scalability-diagram img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* 响应式设计补充 */
@media (max-width: 768px) {
    .tech-section {
        padding: 20px;
    }

    .tech-item {
        padding: 15px;
    }

    .tech-section h2 {
        font-size: 24px;
    }

    .tech-item h3 {
        font-size: 20px;
    }
}

/* 营销方案页面样式 */
.marketing-section {
    margin-bottom: 60px;
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.marketing-section h2 {
    color: var(--secondary-color);
    font-size: 28px;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.marketing-section h2 i {
    color: var(--primary-color);
}

.marketing-item {
    margin-bottom: 40px;
}

/* 用户画像样式 */
.user-profile {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 30px;
    background: var(--light-gray);
    padding: 20px;
    border-radius: 8px;
}

.profile-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.profile-header i {
    font-size: 24px;
    color: var(--primary-color);
}

.profile-details h4 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 18px;
}

/* 市场分析样式 */
.market-analysis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.analysis-card, .strategy-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* 推广渠道样式 */
.channel-strategy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.channel-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.implementation-guide {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
}

.implementation-guide h5 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* 营销策略样式 */
.strategy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.strategy-card {
    background: white;
    padding: 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    overflow: hidden;
}

.strategy-header {
    background: var(--primary-color);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.strategy-header i {
    font-size: 24px;
}

.strategy-body {
    padding: 20px;
}

/* 预算规划样式 */
.budget-planning {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 30px;
}

.budget-chart {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.budget-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.budget-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* 效果评估样式 */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.metric-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.metric-card i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* 宣传话术样式 */
.script-section {
    margin-bottom: 40px;
}

.script-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.script-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.script-card h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* 响应式设计补充 */
@media (max-width: 1200px) {
    .user-profile,
    .market-analysis,
    .channel-strategy,
    .strategy-grid,
    .budget-planning,
    .script-cards {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .marketing-section {
        padding: 20px;
    }

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

    .budget-details {
        grid-template-columns: 1fr;
    }
}

/* 用户画像网格样式 */
.user-profiles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.profile-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.profile-content {
    padding: 20px;
}

.profile-content h5 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 16px;
}

.profile-content .features,
.profile-content .pain-points,
.profile-content .needs {
    margin-bottom: 20px;
}

.profile-content .features:last-child,
.profile-content .pain-points:last-child,
.profile-content .needs:last-child {
    margin-bottom: 0;
}

/* 市场定位样式 */
.strategies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 20px;
}

/* 推广渠道样式 */
.channel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 20px;
}

.platform-card,
.exhibition-card,
.seminar-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.platform-details,
.exhibition-details,
.seminar-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 15px;
}

.seo-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* 响应式设计补充 */
@media (max-width: 1200px) {
    .strategies-grid {
        grid-template-columns: 1fr 1fr;
    }

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

    .seo-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .user-profiles-grid {
        grid-template-columns: 1fr;
    }

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

    .platform-details,
    .exhibition-details,
    .seminar-details {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
.profile-card,
.strategy-card,
.platform-card,
.exhibition-card,
.seminar-card {
    transition: transform 0.3s ease;
}

.profile-card:hover,
.strategy-card:hover,
.platform-card:hover,
.exhibition-card:hover,
.seminar-card:hover {
    transform: translateY(-5px);
}

/* 内容营销样式 */
.content-marketing-section {
    margin-top: 30px;
}

.content-type-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.content-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 15px;
}

.content-list,
.platform-list {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
}

/* 体验中心样式 */
.experience-center-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.center-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 15px;
}

.center-details .features,
.center-details .activities {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
}

/* 合作伙伴样式 */
.partnership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.partnership-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.partnership-card h4 {
    background: var(--primary-color);
    color: white;
    padding: 15px 20px;
    margin: 0;
}

.partnership-details {
    padding: 20px;
}

.partnership-details .partners,
.partnership-details .cooperation {
    margin-bottom: 20px;
}

.partnership-details h6 {
    color: var(--secondary-color);
    margin-bottom: 10px;
}

/* 动画效果 */
.content-type-card,
.experience-center-card,
.partnership-card {
    transition: transform 0.3s ease;
}

.content-type-card:hover,
.experience-center-card:hover,
.partnership-card:hover {
    transform: translateY(-5px);
}

/* 响应式设计补充 */
@media (max-width: 1200px) {
    .content-details,
    .center-details {
        grid-template-columns: 1fr;
    }

    .partnership-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .partnership-grid {
        grid-template-columns: 1fr;
    }

    .content-type-card,
    .experience-center-card,
    .partnership-card {
        padding: 15px;
    }
}

/* 竞品分析样式 */
.competitors-section {
    margin-top: 30px;
}

.competitor-type {
    margin-bottom: 40px;
}

.competitor-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.competitor-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.competitor-details {
    margin-top: 15px;
}

.advantages, .disadvantages {
    margin-bottom: 20px;
}

.market-info {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.market-trends {
    margin-top: 40px;
}

.trends-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.trend-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.trend-details {
    margin-top: 15px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 营销活动样式 */
.campaigns-section {
    margin-top: 30px;
}

.seasonal-campaigns,
.promotional-campaigns {
    margin-bottom: 40px;
}

.campaign-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.campaign-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.campaign-details {
    margin-top: 15px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.timing, .duration {
    color: var(--primary-color);
    font-weight: 500;
    margin: 10px 0;
}

/* 销售策略样式 */
.sales-strategy-section {
    margin-top: 30px;
}

.sales-channels,
.pricing-models {
    margin-bottom: 40px;
}

.channel-cards,
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.channel-card,
.pricing-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.channel-details,
.pricing-details {
    margin-top: 15px;
}

.focus, .methods, .kpis {
    margin-bottom: 20px;
}

.target, .price {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

/* 客户服务样式 */
.customer-service-section {
    margin-top: 30px;
}

.support-system,
.training-programs {
    margin-bottom: 40px;
}

.support-channels,
.training-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.support-card,
.training-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
}

.support-details,
.training-details {
    margin-top: 15px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 动画效果 */
.competitor-card,
.trend-card,
.campaign-card,
.channel-card,
.pricing-card,
.support-card,
.training-card {
    transition: transform 0.3s ease;
}

.competitor-card:hover,
.trend-card:hover,
.campaign-card:hover,
.channel-card:hover,
.pricing-card:hover,
.support-card:hover,
.training-card:hover {
    transform: translateY(-5px);
}

/* 响应式设计补充 */
@media (max-width: 1200px) {
    .competitor-cards,
    .trends-grid,
    .campaign-cards,
    .channel-cards,
    .pricing-cards,
    .support-channels,
    .training-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .campaign-details,
    .support-details,
    .training-details {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .competitor-cards,
    .trends-grid,
    .campaign-cards,
    .channel-cards,
    .pricing-cards,
    .support-channels,
    .training-cards {
        grid-template-columns: 1fr;
    }

    .trend-details {
        grid-template-columns: 1fr;
    }
}

/* 品牌建设活动样式 */
.brand-building {
    margin-top: 40px;
}

.brand-activities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.brand-activity-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.3s ease;
}

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

.activity-type {
    color: var(--primary-color);
    font-weight: 500;
    margin: 10px 0;
    padding: 5px 10px;
    background: var(--light-gray);
    border-radius: 4px;
    display: inline-block;
}

.activity-details {
    margin-top: 15px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 内容策略样式 */
.content-strategy {
    margin-top: 40px;
}

.theme-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.theme-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.3s ease;
}

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

.theme-details {
    margin-top: 15px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.theme-details .topics,
.theme-details .channels {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
}

.theme-details h6 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* 响应式设计补充 */
@media (max-width: 1200px) {
    .activity-details,
    .theme-details {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .brand-activities,
    .theme-cards {
        grid-template-columns: 1fr;
    }
}

/* 安全性考虑样式 */
.security-measures {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.security-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.3s ease;
}

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

.measure-details ul {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.measure-details li {
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
}

.standard-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.standard-tag {
    background: var(--primary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.9em;
}

/* 可扩展性设计样式 */
.scalability-components {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.scalability-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.3s ease;
}

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

.component-details ul {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.component-details li {
    padding: 8px 0;
    border-bottom: 1px solid var(--light-gray);
}

.benefit-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.benefit-tag {
    background: var(--secondary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.9em;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .security-measures,
    .scalability-components {
        grid-template-columns: 1fr;
    }
}

/* Smooth Scroll Behavior */
html {
    scroll-behavior: smooth;
}

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

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.loading::after {
    content: '';
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #1a2a6c;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 项目概览样式 */
.overview-section {
    padding: 80px 0;
    background: var(--light-gray);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.overview-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

.overview-card i {
    font-size: 2.5em;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.overview-card h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 20px;
}

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

.stat-item .number {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--primary-color);
    display: block;
}

.stat-item .unit {
    font-size: 1.2em;
    color: var(--secondary-color);
}

.stat-item .label {
    font-size: 0.9em;
    color: var(--dark-gray);
    display: block;
    margin-top: 5px;
}

.target-list, .advantage-list {
    list-style: none;
    padding: 0;
    margin-top: 20px;
    text-align: left;
}

.target-list li, .advantage-list li {
    margin-bottom: 10px;
    padding: 10px;
    background: var(--light-gray);
    border-radius: 6px;
    transition: transform 0.3s ease;
}

.target-list li:hover, .advantage-list li:hover {
    transform: translateX(5px);
}

.target-list i {
    font-size: 1em;
    margin-right: 10px;
    color: var(--primary-color);
}

/* 培训部分样式 */
.training-section {
    padding: 80px 0;
    background: white;
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.training-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

.card-header {
    background: var(--primary-color);
    color: white;
    padding: 20px;
    text-align: center;
}

.card-header i {
    font-size: 2em;
    margin-bottom: 10px;
}

.card-content {
    padding: 20px;
}

.training-list {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.training-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--light-gray);
}

.training-list li:last-child {
    border-bottom: none;
}

.training-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: gap 0.3s ease;
}

.training-link:hover {
    gap: 15px;
}

/* 路线图样式 */
.roadmap-section {
    padding: 80px 0;
    background: var(--light-gray);
}

.roadmap {
    position: relative;
    max-width: 800px;
    margin: 60px auto 0;
    padding: 0 20px;
}

.roadmap::before {
    content: '';
    position: absolute;
    left: calc(50% - 1px);
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--primary-color);
}

.roadmap-item {
    position: relative;
    margin-bottom: 60px;
    width: calc(50% - 30px);
}

.roadmap-item:nth-child(odd) {
    left: 0;
}

.roadmap-item:nth-child(even) {
    left: calc(50% + 30px);
}

.timeline-point {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    top: 0;
}

.roadmap-item:nth-child(odd) .timeline-point {
    right: -40px;
}

.roadmap-item:nth-child(even) .timeline-point {
    left: -40px;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.timeline-content h4 {
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.timeline-content ul {
    list-style: none;
    padding: 0;
}

.timeline-content li {
    padding: 5px 0;
    color: var(--dark-gray);
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .roadmap::before {
        left: 20px;
    }
    
    .roadmap-item {
        width: calc(100% - 50px);
        left: 50px !important;
    }
    
    .timeline-point {
        left: -30px !important;
    }
}

/* 服务特色区域样式 */
.features-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.features-section h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 36px;
}

.section-subtitle {
    text-align: center;
    color: var(--dark-gray);
    margin-bottom: 50px;
    font-size: 1.1em;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    padding: 20px;
}

.feature-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.feature-icon i {
    font-size: 2em;
    color: white;
}

.feature-content h3 {
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-size: 1.5em;
}

.feature-content p {
    color: var(--dark-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.feature-list li i {
    color: var(--primary-color);
    font-size: 0.9em;
}

.feature-hover {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    opacity: 0;
}

.feature-card:hover .feature-hover {
    bottom: 0;
    opacity: 1;
}

.hover-text {
    font-weight: 500;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
        padding: 10px;
    }

    .feature-card {
        padding: 20px;
    }

    .feature-icon {
        width: 60px;
        height: 60px;
    }

    .feature-content h3 {
        font-size: 1.3em;
    }
}

/* 合作伙伴区域样式 */
.partners-section {
    padding: 80px 0;
    background: white;
}

.partners-section h2 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--secondary-color);
    font-size: 36px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.partner-category h3 {
    color: var(--primary-color);
    font-size: 24px;
    margin-bottom: 30px;
    position: relative;
    padding-left: 15px;
}

.partner-category h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: var(--primary-color);
    border-radius: 2px;
}

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

.partner-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.partner-card i {
    font-size: 2.5em;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.partner-card h4 {
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 1.2em;
}

.partner-card p {
    color: var(--dark-gray);
    font-size: 0.9em;
    line-height: 1.6;
}

.partner-brands {
    margin-top: 60px;
    padding: 40px 0;
    background: var(--light-gray);
    border-radius: 12px;
}

.brand-scroll {
    display: flex;
    gap: 40px;
    overflow: hidden;
    padding: 20px;
    animation: scrollBrands 30s linear infinite;
}

.brand-item {
    flex: 0 0 200px;
    height: 80px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.brand-item img {
    max-width: 100%;
    height: auto;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.brand-item:hover img {
    filter: grayscale(0%);
}

@keyframes scrollBrands {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100%);
    }
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .partner-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .partner-card {
        padding: 20px;
    }

    .partner-card i {
        font-size: 2em;
    }

    .brand-scroll {
        gap: 20px;
    }

    .brand-item {
        flex: 0 0 150px;
        height: 60px;
    }
}

@media (max-width: 480px) {
    .partner-list {
        grid-template-columns: 1fr;
    }
}