/**
 * 深圳医疗行业AI互动数字人 - 主样式文件
 * 主色调：蓝白灰
 * 图标风格：扁平化单色线性icon
 */

:root {
    --primary-color: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #0ea5e9;
    --bg-light: #f8fafc;
    --bg-gray: #f1f5f9;
    --text-dark: #1e293b;
    --text-gray: #64748b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
    --white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    padding-top: 76px;
}

/* 导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
    transition: var(--transition);
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-weight: 600;
    color: var(--text-dark);
}

.navbar-brand img {
    border-radius: 8px;
}

.brand-text {
    font-size: 1.1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-gray);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(37, 99, 235, 0.08);
}

.nav-link i {
    font-size: 1.1rem;
}

/* Hero区域 */
.hero-section {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-hero-primary {
    background: var(--white);
    color: var(--primary-color);
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-dark);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--white);
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    color: var(--white);
}

/* 特性卡片 */
.features-section {
    padding: 80px 0;
    background: var(--white);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.feature-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    height: 100%;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.feature-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.feature-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-gray);
    margin-bottom: 0;
}

/* 应用场景 */
.scenarios-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.scenario-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    height: 100%;
}

.scenario-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.scenario-image {
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenario-image i {
    font-size: 4rem;
    color: var(--white);
    opacity: 0.9;
}

.scenario-content {
    padding: 1.5rem;
}

.scenario-content h5 {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.scenario-content p {
    color: var(--text-gray);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Demo页面 */
.demo-section {
    padding: 60px 0;
    min-height: calc(100vh - 76px - 300px);
}

.demo-container {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.demo-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.demo-header h2 {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.demo-header p {
    opacity: 0.9;
    margin-bottom: 0;
}

.demo-iframe-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background: var(--bg-gray);
}

.demo-iframe-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.demo-info {
    padding: 2rem;
    background: var(--bg-light);
}

.demo-credentials {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.demo-credentials .credential-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-gray);
}

.demo-credentials .credential-item i {
    color: var(--primary-color);
}

/* 关于页面 */
.about-section {
    padding: 60px 0;
    min-height: calc(100vh - 76px - 300px);
}

.about-content {
    background: var(--white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-md);
}

.about-content h2 {
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.about-content p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

/* 联系页面 */
.contact-section {
    padding: 60px 0;
    min-height: calc(100vh - 76px - 300px);
}

.contact-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    height: 100%;
}

.contact-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.contact-icon i {
    font-size: 2rem;
    color: var(--white);
}

.contact-card h5 {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.contact-card p {
    color: var(--text-gray);
    margin-bottom: 0;
}

/* 页脚 */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-brand h5 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-links,
.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact li {
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact i {
    color: var(--primary-light);
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 2rem 0;
}

.footer-bottom {
    align-items: center;
}

.copyright {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.9rem;
}

.icp-link {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.icp-link:hover {
    color: var(--white);
}

/* 响应式设计 */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title h2 {
        font-size: 1.875rem;
    }
    
    .navbar-collapse {
        background: var(--white);
        padding: 1rem;
        border-radius: 12px;
        margin-top: 1rem;
        box-shadow: var(--shadow-md);
    }
}

@media (max-width: 767.98px) {
    body {
        padding-top: 70px;
    }
    
    .hero-section {
        padding: 60px 0 80px;
    }
    
    .hero-title {
        font-size: 1.875rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .features-section,
    .scenarios-section {
        padding: 60px 0;
    }
    
    .about-content {
        padding: 2rem 1.5rem;
    }
    
    .demo-credentials {
        flex-direction: column;
        gap: 1rem;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==================== 框架页面样式 ==================== */

/* 页面标题区 */
.page-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* 框架总览区域 */
.framework-overview {
    padding: 80px 0;
    background: var(--bg-light);
}

.framework-diagram {
    max-width: 1200px;
    margin: 0 auto;
}

/* 架构层级 */
.framework-layer {
    background: var(--white);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.layer-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.layer-title i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

/* 医疗应用层 */
.layer-application .layer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
}

.app-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-radius: 12px;
    border: 1px solid #fecaca;
    transition: var(--transition);
    text-align: center;
}

.app-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.app-item i {
    font-size: 1.75rem;
    color: #dc2626;
}

.app-item span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* 连接线 */
.layer-connector {
    text-align: center;
    padding: 8px 0;
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* 平台层 */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.platform-card {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-radius: 12px;
    padding: 16px;
    color: var(--white);
}

.platform-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.platform-header i {
    font-size: 1.5rem;
}

.platform-header h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.platform-body {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.platform-item {
    background: rgba(255, 255, 255, 0.15);
    padding: 8px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    text-align: center;
    backdrop-filter: blur(4px);
}

/* 模型层 */
.layer-model {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #fecaca;
}

.model-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.model-section {
    text-align: center;
}

.model-badge {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 8px;
}

.model-name {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.model-features {
    display: flex;
    gap: 8px;
    justify-content: center;
}

.model-feature {
    background: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--text-gray);
    border: 1px solid var(--border-color);
}

.general-models {
    flex: 1;
}

.model-icons {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.model-icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.model-icon-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.model-icon-item span {
    font-size: 0.8rem;
    color: var(--text-gray);
}

.model-icon-item.deepseek i {
    color: #4f46e5;
}

/* 硬件层 */
.layer-hardware {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
}

.hardware-content {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.hardware-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    min-width: 100px;
}

.hardware-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.hardware-item span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* 平台详情区域 */
.platform-details {
    padding: 80px 0;
    background: var(--white);
}

.detail-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.detail-card {
    background: var(--white);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.detail-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.detail-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.detail-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.detail-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-dark);
}

.detail-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.detail-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detail-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.detail-feature i {
    color: #10b981;
    font-size: 1rem;
}

/* 医疗应用场景 */
.medical-scenarios {
    padding: 80px 0;
    background: var(--bg-light);
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.scenario-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.scenario-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.scenario-card .scenario-image {
    height: 140px;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scenario-card .scenario-image i {
    font-size: 3rem;
    color: var(--white);
}

.scenario-card .scenario-content {
    padding: 20px;
}

.scenario-card .scenario-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.scenario-card .scenario-content p {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 12px;
    line-height: 1.6;
}

.scenario-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.scenario-features li {
    font-size: 0.8rem;
    color: var(--text-gray);
    padding-left: 16px;
    position: relative;
}

.scenario-features li::before {
    content: '•';
    position: absolute;
    left: 4px;
    color: var(--primary-color);
}

/* 技术优势 */
.tech-advantages {
    padding: 80px 0;
    background: var(--white);
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.advantage-item {
    text-align: center;
    padding: 24px;
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    border: 2px solid #fecaca;
}

.advantage-icon i {
    font-size: 1.75rem;
    color: #dc2626;
}

.advantage-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.advantage-item p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

/* CTA区域 */
.framework-cta {
    padding: 80px 0;
    background: var(--gradient-primary);
    color: var(--white);
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.btn-cta-primary {
    background: var(--white);
    color: var(--primary-color);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-dark);
}

.btn-cta-secondary {
    background: transparent;
    color: var(--white);
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.btn-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    color: var(--white);
}

/* 响应式设计 - 框架页面 */
@media (max-width: 991.98px) {
    .platform-grid {
        grid-template-columns: 1fr;
    }
    
    .detail-cards {
        grid-template-columns: 1fr;
    }
    
    .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .model-content {
        flex-direction: column;
        gap: 24px;
    }
    
    .page-title {
        font-size: 2rem;
    }
}

@media (max-width: 767.98px) {
    .framework-overview,
    .platform-details,
    .medical-scenarios,
    .tech-advantages,
    .framework-cta {
        padding: 60px 0;
    }
    
    .scenario-grid {
        grid-template-columns: 1fr;
    }
    
    .advantage-grid {
        grid-template-columns: 1fr;
    }
    
    .layer-application .layer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .platform-body {
        grid-template-columns: 1fr;
    }
    
    .hardware-content {
        gap: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
}

/* ==================== 首页革命性改版样式 ==================== */

/* Hero区域 - AI医疗革命 */
.hero-revolution {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #0ea5e9 100%);
    padding: 120px 0 160px;
    position: relative;
}

.hero-revolution::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 24px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero-badge i {
    color: #fbbf24;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #fbbf24;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 技术轨道动画 */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-orbit {
    position: relative;
    width: 350px;
    height: 350px;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255,255,255,0.3);
    z-index: 2;
}

.orbit-center i {
    font-size: 3rem;
    color: var(--white);
}

.orbit-item {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.95);
    padding: 16px 20px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    animation: orbit-float 3s ease-in-out infinite;
}

.orbit-item i {
    font-size: 1.75rem;
    color: #dc2626;
}

.orbit-item span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
}

.orbit-item.item-1 {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.orbit-item.item-2 {
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    animation-delay: 0.5s;
}

.orbit-item.item-3 {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 1s;
}

.orbit-item.item-4 {
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    animation-delay: 1.5s;
}

@keyframes orbit-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

/* 技术架构展示 */
.tech-architecture {
    padding: 100px 0;
    background: var(--bg-light);
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #dc2626;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.architecture-showcase {
    max-width: 1000px;
    margin: 0 auto;
}

.arch-layer {
    background: var(--white);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.layer-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.layer-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.layer-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.layer-info h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-dark);
}

.layer-info p {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin: 4px 0 0;
}

/* 医疗应用层 */
.layer-apps {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.app-tag {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #991b1b;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid #fecaca;
    transition: var(--transition);
}

.app-tag:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: var(--white);
    transform: translateY(-2px);
}

/* 连接箭头 */
.arch-connector {
    text-align: center;
    padding: 16px 0;
    color: #dc2626;
    font-size: 1.75rem;
}

/* 平台层 */
.platform-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.platform-mini-card {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-radius: 12px;
    padding: 16px;
    color: var(--white);
}

.mini-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.mini-header i {
    font-size: 1.25rem;
}

.mini-header span {
    font-weight: 600;
    font-size: 0.95rem;
}

.mini-features {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.mini-features span {
    background: rgba(255,255,255,0.15);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
}

/* 模型层 */
.layer-model {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid #fecaca;
}

.model-showcase {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.model-box {
    text-align: center;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.model-box.lychee-voice,
.model-box.lychee-digital {
    min-width: 140px;
}

.model-title {
    font-weight: 700;
    font-size: 1rem;
    color: #dc2626;
    margin-bottom: 4px;
}

.model-subtitle {
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-bottom: 10px;
}

.model-caps {
    display: flex;
    gap: 6px;
    justify-content: center;
}

.model-caps span {
    background: #fef2f2;
    color: #991b1b;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
}

.model-box.general-llm {
    flex: 1;
}

.llm-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.llm-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.llm-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.llm-item span {
    font-size: 0.8rem;
    color: var(--text-gray);
}

.llm-item.highlight i {
    color: #4f46e5;
}

/* 硬件层 */
.layer-hardware {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.hardware-list {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.hw-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 24px;
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    min-width: 90px;
}

.hw-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.hw-item span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* 变革价值区域 */
.revolution-value {
    padding: 100px 0;
    background: var(--white);
}

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

.value-card {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #dc2626 0%, #b91c1c 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.value-card:hover::before {
    transform: scaleX(1);
}

.value-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.value-card.highlight {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-color: #fecaca;
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.value-icon i {
    font-size: 2rem;
    color: var(--white);
}

.value-card h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.value-desc {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.value-points {
    list-style: none;
    padding: 0;
    margin: 0;
}

.value-points li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.value-points li i {
    color: #10b981;
    font-size: 1rem;
}

/* 核心能力展示 */
.core-capabilities {
    padding: 100px 0;
    background: var(--bg-light);
}

.capability-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.capability-item {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    text-align: center;
    border: 2px solid transparent;
    transition: var(--transition);
    cursor: pointer;
}

.capability-item:hover,
.capability-item.active {
    border-color: #dc2626;
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.cap-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 2px solid #fecaca;
}

.cap-icon i {
    font-size: 2.25rem;
    color: #dc2626;
}

.capability-item h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.cap-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.cap-features {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cap-feature {
    text-align: center;
}

.cap-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #dc2626;
}

.cap-label {
    font-size: 0.8rem;
    color: var(--text-gray);
}

/* 响应式适配 */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .platform-cards {
        grid-template-columns: 1fr;
    }
    
    .model-showcase {
        flex-direction: column;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .capability-tabs {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .hero-revolution {
        padding: 80px 0 120px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .tech-architecture,
    .revolution-value,
    .core-capabilities {
        padding: 60px 0;
    }
    
    .hardware-list {
        gap: 12px;
    }
    
    .hw-item {
        min-width: 70px;
        padding: 12px 16px;
    }
    
    .llm-icons {
        gap: 12px;
    }
    
    .llm-item i {
        font-size: 1.25rem;
    }
}

/* ==================== 关于我们页面样式 ==================== */

/* 页面标题区 */
.page-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.page-title {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* 公司介绍 */
.company-intro {
    padding: 80px 0;
    background: var(--white);
}

.intro-content .section-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #dc2626;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.intro-content .section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.intro-text {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 16px;
}

.intro-stats {
    display: flex;
    gap: 40px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

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

.intro-stat-item .stat-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #dc2626;
    line-height: 1;
}

.intro-stat-item .stat-text {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-top: 4px;
}

.intro-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
}

.tech-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
    max-width: 400px;
}

.showcase-item {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-radius: 16px;
    padding: 32px 20px;
    text-align: center;
    border: 1px solid #fecaca;
    transition: var(--transition);
}

.showcase-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.showcase-item i {
    font-size: 2.5rem;
    color: #dc2626;
    margin-bottom: 12px;
    display: block;
}

.showcase-item span {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1rem;
}

/* 创始人部分 */
.founders-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.section-header {
    margin-bottom: 48px;
}

.section-header .section-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    color: #dc2626;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header .section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
}

.founder-card {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    height: 100%;
    transition: var(--transition);
}

.founder-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.founder-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.founder-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    border: 4px solid var(--white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    transition: var(--transition);
}

.founder-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.founder-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.founder-avatar.professor {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.founder-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-dark);
}

.founder-title {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.founder-highlights {
    list-style: none;
    padding: 0;
    margin: 0;
}

.founder-highlights li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.founder-highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: #dc2626;
    border-radius: 50%;
}

.founder-highlights li strong {
    color: var(--text-dark);
    font-weight: 600;
}

/* 股东部分 */
.shareholders-section {
    margin-top: 48px;
    text-align: center;
}

.shareholders-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.shareholders-list {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.shareholder-item {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--white);
    padding: 12px 24px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.shareholder-name {
    font-weight: 600;
    color: var(--text-dark);
}

.shareholder-code {
    color: var(--primary-color);
    font-size: 0.85rem;
}

.shareholder-sub {
    color: var(--text-gray);
    font-size: 0.85rem;
}

/* 股东Logo展示 */
.shareholders-logos {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 48px;
    flex-wrap: wrap;
}

.shareholder-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.shareholder-logo {
    width: 140px;
    height: 70px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.shareholder-logo:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.shareholder-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.shareholder-logo-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.shareholder-logo-text {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.shareholder-logo-code {
    color: var(--primary-color);
    font-size: 0.75rem;
}

.shareholder-logo-sub {
    color: var(--text-gray);
    font-size: 0.8rem;
}

/* 核心团队与技术成果 */
.team-tech-section {
    padding: 80px 0;
    background: var(--white);
}

.team-block,
.tech-block {
    background: var(--bg-light);
    border-radius: 20px;
    padding: 32px;
    height: 100%;
}

.block-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.block-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.block-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.block-header h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-dark);
}

.block-desc {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

/* 人才结构饼图 */
.talent-structure {
    margin-top: 24px;
}

.talent-structure h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.pie-chart {
    display: flex;
    justify-content: center;
}

.pie-chart-visual {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: conic-gradient(
        #dc2626 0deg 46.8deg,
        #f59e0b 46.8deg 187.2deg,
        #10b981 187.2deg 360deg
    );
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pie-chart-visual::after {
    content: '';
    width: 120px;
    height: 120px;
    background: var(--bg-light);
    border-radius: 50%;
    position: absolute;
}

.pie-labels {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* 技术成果 */
.tech-achievements {
    margin-bottom: 24px;
}

.achievement-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    padding: 12px;
    background: var(--white);
    border-radius: 12px;
}

.achievement-item i {
    color: #10b981;
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.achievement-item span {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.achievement-item strong {
    color: var(--text-dark);
}

/* 标准证书 */
.standard-cert h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.cert-card {
    background: var(--white);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.cert-header {
    text-align: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--border-color);
}

.cert-org {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.cert-dept {
    display: block;
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-top: 4px;
}

.cert-content p {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 12px;
}

.cert-table {
    width: 100%;
    font-size: 0.8rem;
    border-collapse: collapse;
}

.cert-table th,
.cert-table td {
    padding: 8px;
    text-align: left;
    border: 1px solid var(--border-color);
}

.cert-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
}

.cert-date {
    text-align: center;
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--text-gray);
}

/* 合作客户 */
.clients-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.clients-categories {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.client-category {
    background: var(--white);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.category-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #dc2626;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #fecaca;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
}

.client-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    background: var(--bg-light);
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.client-item:hover {
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    transform: translateY(-2px);
}

.client-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.client-item span {
    font-size: 0.8rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* AI智能体部分 */
.ai-agent-section {
    padding: 80px 0;
    background: var(--white);
}

/* 业务流程 */
.business-flow {
    background: var(--bg-light);
    border-radius: 16px;
    padding: 24px 32px;
    margin-bottom: 48px;
}

.flow-items {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.flow-item {
    background: var(--white);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.flow-items i {
    color: var(--text-gray);
    font-size: 0.8rem;
}

.flow-systems {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.flow-systems span {
    font-size: 0.85rem;
    color: var(--text-gray);
    font-weight: 500;
}

/* AI大脑图示 */
.ai-brain-diagram {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brain-center {
    position: relative;
    z-index: 2;
}

.brain-core {
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 3px solid #dc2626;
    box-shadow: 0 0 30px rgba(220, 38, 38, 0.2);
}

.brain-core i {
    font-size: 2.5rem;
    color: #dc2626;
    margin-bottom: 4px;
}

.brain-core span {
    font-size: 0.85rem;
    font-weight: 700;
    color: #dc2626;
    text-align: center;
    line-height: 1.3;
}

.agent-nodes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.agent-node {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.agent-node .node-role {
    font-size: 0.75rem;
    color: var(--text-gray);
    background: var(--white);
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.agent-node .node-agent {
    font-size: 0.8rem;
    font-weight: 600;
    color: #dc2626;
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    padding: 4px 10px;
    border-radius: 20px;
    border: 1px solid #fecaca;
}

/* 定位各个节点 */
.agent-node:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); }
.agent-node:nth-child(2) { top: 10%; left: 10%; }
.agent-node:nth-child(3) { top: 30%; left: 0; }
.agent-node:nth-child(4) { top: 50%; left: 5%; transform: translateY(-50%); }
.agent-node:nth-child(5) { bottom: 30%; left: 0; }
.agent-node:nth-child(6) { bottom: 10%; left: 10%; }
.agent-node:nth-child(7) { bottom: 0; left: 50%; transform: translateX(-50%); }
.agent-node:nth-child(8) { bottom: 10%; right: 10%; }
.agent-node:nth-child(9) { bottom: 30%; right: 0; }
.agent-node:nth-child(10) { top: 50%; right: 5%; transform: translateY(-50%); }
.agent-node:nth-child(11) { top: 30%; right: 0; }
.agent-node:nth-child(12) { top: 10%; right: 10%; }
.agent-node:nth-child(13) { top: 0; right: 30%; }

/* 演进时间线 */
.evolution-timeline {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.timeline-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.timeline-marker {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.timeline-item.past .timeline-marker {
    background: var(--bg-gray);
    color: var(--text-gray);
}

.timeline-item.present .timeline-marker {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.timeline-item.future .timeline-marker {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: var(--white);
}

.timeline-content {
    flex: 1;
    background: var(--bg-light);
    padding: 16px 20px;
    border-radius: 12px;
    border-left: 4px solid var(--border-color);
}

.timeline-item.past .timeline-content {
    border-left-color: var(--text-gray);
}

.timeline-item.present .timeline-content {
    border-left-color: #dc2626;
}

.timeline-item.future .timeline-content {
    border-left-color: #2563eb;
}

.timeline-content p {
    margin: 0;
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* CTA区域 */
.about-cta {
    padding: 80px 0;
    background: var(--gradient-primary);
    color: var(--white);
}

.about-cta h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.about-cta p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 32px;
}

.about-cta .cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

/* 响应式设计 - 关于我们页面 */
@media (max-width: 991.98px) {
    .page-title {
        font-size: 2.25rem;
    }
    
    .intro-stats {
        gap: 24px;
    }
    
    .intro-stat-item .stat-num {
        font-size: 2rem;
    }
    
    .founder-card {
        margin-bottom: 24px;
    }
    
    .clients-categories {
        grid-template-columns: 1fr;
    }
    
    .ai-brain-diagram {
        min-height: 350px;
        margin-bottom: 40px;
    }
    
    .agent-node .node-role,
    .agent-node .node-agent {
        font-size: 0.7rem;
    }
}

@media (max-width: 767.98px) {
    .page-header {
        padding: 60px 0 80px;
    }
    
    .page-title {
        font-size: 1.875rem;
    }
    
    .company-intro,
    .founders-section,
    .team-tech-section,
    .clients-section,
    .ai-agent-section,
    .about-cta {
        padding: 60px 0;
    }
    
    .intro-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .tech-showcase {
        grid-template-columns: 1fr;
        max-width: 250px;
    }
    
    .shareholders-list {
        flex-direction: column;
        align-items: center;
    }
    
    .shareholders-logos {
        gap: 24px;
    }
    
    .shareholder-logo {
        width: 120px;
        height: 60px;
    }
    
    .team-block,
    .tech-block {
        margin-bottom: 24px;
    }
    
    .flow-items {
        gap: 8px;
    }
    
    .flow-item {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .ai-brain-diagram {
        min-height: 300px;
    }
    
    .brain-core {
        width: 100px;
        height: 100px;
    }
    
    .brain-core i {
        font-size: 1.75rem;
    }
    
    .brain-core span {
        font-size: 0.7rem;
    }
    
    .timeline-marker {
        width: 50px;
        height: 50px;
        font-size: 0.8rem;
    }
    
    .about-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}

/* ==================== 垂直医疗页面样式 ==================== */

/* 页面标题区 - 医疗主题 */
.healthcare-header {
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
}

.healthcare-header .hero-badge {
    background: rgba(255,255,255,0.2);
}

/* 院内院外服务概览 */
.service-overview {
    padding: 80px 0;
    background: var(--bg-light);
}

.service-compare {
    display: flex;
    align-items: stretch;
    gap: 30px;
}

.service-box {
    flex: 1;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.service-header {
    padding: 32px;
    text-align: center;
    color: var(--white);
}

.in-hospital .service-header {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
}

.out-hospital .service-header {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.service-header p {
    opacity: 0.9;
    margin: 0;
}

.service-content {
    padding: 24px;
}

.service-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px;
    margin-bottom: 12px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: var(--transition);
}

.service-item:hover {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    transform: translateX(4px);
}

.service-item i {
    font-size: 1.5rem;
    color: #10b981;
    flex-shrink: 0;
}

.in-hospital .service-item i {
    color: #3b82f6;
}

.item-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-dark);
}

.item-info p {
    font-size: 0.85rem;
    color: var(--text-gray);
    margin: 0;
    line-height: 1.5;
}

/* 连接标识 */
.service-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.connector-line {
    width: 2px;
    flex: 1;
    background: linear-gradient(to bottom, #3b82f6, #10b981);
    min-height: 60px;
}

.connector-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6 0%, #10b981 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.connector-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

/* 核心技术支撑 */
.core-tech-support {
    padding: 80px 0;
    background: var(--white);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.tech-card {
    display: flex;
    gap: 24px;
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: #10b981;
}

.tech-visual {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tech-visual i {
    font-size: 2.5rem;
    color: #059669;
}

.tech-info {
    flex: 1;
}

.tech-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.tech-desc {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.tech-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.tech-features li i {
    color: #10b981;
    font-size: 1rem;
}

/* 大健康场景应用 */
.health-scenarios {
    padding: 80px 0;
    background: var(--bg-light);
}

.scenario-timeline {
    max-width: 900px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: 24px;
    margin-bottom: 32px;
}

.timeline-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}

.timeline-icon i {
    font-size: 1.75rem;
    color: var(--white);
}

.timeline-content {
    flex: 1;
    background: var(--white);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid #10b981;
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.scenario-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.tag {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.timeline-content p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

/* 慢病管理专区 */
.chronic-management {
    padding: 80px 0;
    background: var(--white);
}

.chronic-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.chronic-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.chronic-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: #10b981;
}

.chronic-header {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    padding: 24px;
    text-align: center;
    color: var(--white);
}

.chronic-header i {
    font-size: 2.5rem;
    margin-bottom: 12px;
    display: block;
}

.chronic-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.chronic-body {
    padding: 24px;
}

.chronic-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.chronic-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-bottom: 12px;
}

.chronic-features li i {
    color: #10b981;
    font-size: 1rem;
}

/* 私有化部署 */
.private-deployment {
    padding: 80px 0;
    background: var(--bg-light);
}

.deploy-content {
    display: flex;
    gap: 48px;
    align-items: center;
}

.deploy-features {
    flex: 1;
}

.deploy-item {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
    padding: 24px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.deploy-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.deploy-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.deploy-icon i {
    font-size: 1.75rem;
    color: #d97706;
}

.deploy-info h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.deploy-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

.deploy-visual {
    flex: 0 0 400px;
}

.deploy-diagram {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 2px solid #10b981;
}

.diagram-layer {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}

.layer-label {
    display: block;
    font-weight: 700;
    color: #059669;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.layer-items {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.layer-items span {
    background: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-dark);
    border: 1px solid #d1fae5;
}

.diagram-arrow {
    text-align: center;
    padding: 8px 0;
    color: #10b981;
}

.deploy-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
    padding: 12px;
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    border-radius: 12px;
    color: var(--white);
}

.deploy-badge i {
    font-size: 1.25rem;
}

.deploy-badge span {
    font-weight: 600;
}

/* 成功案例 */
.success-cases {
    padding: 80px 0;
    background: var(--white);
}

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

.case-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.case-image {
    height: 160px;
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-image i {
    font-size: 4rem;
    color: var(--white);
    opacity: 0.9;
}

.case-content {
    padding: 24px;
}

.case-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.case-content p {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
}

.case-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.case-tags span {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* CTA区域 - 医疗主题 */
.healthcare-cta {
    background: linear-gradient(135deg, #059669 0%, #10b981 50%, #34d399 100%);
}

/* 响应式设计 - 垂直医疗页面 */
@media (max-width: 1199.98px) {
    .service-compare {
        flex-direction: column;
    }
    
    .service-connector {
        flex-direction: row;
        padding: 16px 0;
    }
    
    .connector-line {
        width: 60px;
        height: 2px;
        min-height: auto;
        background: linear-gradient(to right, #3b82f6, #10b981);
    }
    
    .chronic-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .deploy-content {
        flex-direction: column;
    }
    
    .deploy-visual {
        flex: none;
        width: 100%;
        max-width: 500px;
    }
}

@media (max-width: 991.98px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline-item {
        gap: 16px;
    }
    
    .timeline-icon {
        width: 50px;
        height: 50px;
    }
    
    .timeline-icon i {
        font-size: 1.25rem;
    }
}

@media (max-width: 767.98px) {
    .service-overview,
    .core-tech-support,
    .health-scenarios,
    .chronic-management,
    .private-deployment,
    .success-cases {
        padding: 60px 0;
    }
    
    .tech-card {
        flex-direction: column;
        text-align: center;
    }
    
    .tech-features li {
        justify-content: center;
    }
    
    .chronic-grid {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .timeline-content {
        border-left: none;
        border-top: 4px solid #10b981;
    }
    
    .scenario-tags {
        justify-content: center;
    }
    
    .deploy-item {
        flex-direction: column;
        text-align: center;
    }
    
    .deploy-icon {
        margin: 0 auto;
    }
}