/* ========== 都市现代生殖健康中心风格 - 炭黑/雾霾蓝/珊瑚粉配色 大留白不对称网格 ========== */
:root {
    --charcoal: #2D3142;
    --dusty-blue: #4F5D75;
    --light-blue: #BFC0C0;
    --coral: #EF8354;
    --white: #FFFFFF;
    --off-white: #F9FAFB;
    --light-gray: #F0F2F5;
    --text-primary: #2D3142;
    --text-secondary: #6B7280;
    --border-color: #E5E7EB;
    --shadow-sm: 0 2px 8px rgba(45, 49, 66, 0.06);
    --shadow-md: 0 8px 24px rgba(45, 49, 66, 0.08);
    --shadow-lg: 0 16px 48px rgba(45, 49, 66, 0.12);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-primary);
    line-height: 1.7;
    background: var(--white);
    font-size: 16px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

ul {
    list-style: none;
}

/* 顶部信息条 */
.top-bar {
    background: var(--charcoal);
    color: var(--white);
    padding: 8px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-phone {
    color: var(--white);
}

.top-phone:hover {
    color: var(--coral);
}

/* 导航栏 */
.site-header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--charcoal);
}

.logo-mark {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--dusty-blue), var(--coral));
    border-radius: var(--radius-sm);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.main-nav a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
}

.main-nav a:hover {
    color: var(--coral);
}

.main-nav a.nav-cta {
    background: var(--charcoal);
    color: var(--white);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
}

.main-nav a.nav-cta:hover {
    background: var(--dusty-blue);
    color: var(--white);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--charcoal);
    transition: all 0.3s ease;
}

/* 移动端导航 */
.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    z-index: 200;
    padding: 24px;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.mobile-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--charcoal);
}

.mobile-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-links a {
    padding: 12px 0;
    font-size: 16px;
    font-weight: 500;
    border-bottom: 1px solid var(--light-gray);
}

.mobile-phone-btn {
    margin-top: 24px !important;
    background: var(--coral) !important;
    color: var(--white) !important;
    text-align: center;
    border-radius: var(--radius-sm) !important;
    border: none !important;
    padding: 14px !important;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--charcoal);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--dusty-blue);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--charcoal);
    border: 2px solid var(--charcoal);
}

.btn-outline:hover {
    background: var(--charcoal);
    color: var(--white);
}

/* 通用区块标题 */
.section-header-left {
    margin-bottom: 48px;
    max-width: 640px;
}

.section-header-center {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 500;
    color: var(--coral);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-header-left h2,
.section-header-center h2 {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 16px;
    color: var(--charcoal);
}

.section-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Hero主视觉 - 不对称网格 */
.hero-modern {
    padding: 80px 0 100px;
    background: var(--off-white);
    overflow: hidden;
}

.hero-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(239, 131, 84, 0.1);
    color: var(--coral);
    font-size: 13px;
    font-weight: 500;
    border-radius: 20px;
    margin-bottom: 24px;
}

.hero-text-col h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--charcoal);
}

.hero-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-contact {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 13px;
    color: var(--text-secondary);
}

.contact-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--charcoal);
}

.contact-number:hover {
    color: var(--coral);
}

.hero-image-col {
    position: relative;
}

.hero-image {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    position: relative;
    z-index: 2;
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: var(--coral);
    border-radius: var(--radius-lg);
    opacity: 0.2;
    z-index: 1;
}

/* 医疗服务分类 */
.services-modern {
    padding: 100px 0;
}

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

.service-card-modern {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.service-card-modern:hover {
    border-color: var(--coral);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.service-card-modern.accent-card {
    background: var(--charcoal);
    border-color: var(--charcoal);
    color: var(--white);
}

.service-card-modern.accent-card .service-number {
    color: var(--coral);
}

.service-card-modern.accent-card h3 {
    color: var(--white);
}

.service-card-modern.accent-card p {
    color: var(--light-blue);
}

.service-card-modern.accent-card .service-link {
    color: var(--coral);
}

.service-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--light-blue);
    margin-bottom: 16px;
}

.service-card-modern h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.service-card-modern p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--coral);
}

.service-link:hover {
    color: var(--charcoal);
}

/* 试管婴儿技术介绍 */
.ivf-modern {
    padding: 100px 0;
    background: var(--off-white);
}

.ivf-intro-modern {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
    margin-bottom: 80px;
}

.ivf-intro-text h3 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--charcoal);
}

.ivf-intro-text p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.ivf-notice-modern {
    display: flex;
    gap: 12px;
    padding: 20px;
    background: rgba(239, 131, 84, 0.08);
    border-left: 4px solid var(--coral);
    border-radius: var(--radius-sm);
    margin-top: 24px;
}

.notice-icon {
    width: 24px;
    height: 24px;
    background: var(--coral);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.ivf-notice-modern p {
    font-size: 14px;
    color: var(--text-primary);
    margin: 0;
}

.ivf-tech-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tech-card-modern {
    background: var(--white);
    padding: 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.tech-card-modern:hover {
    box-shadow: var(--shadow-md);
}

.tech-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--dusty-blue);
    color: var(--white);
    font-size: 12px;
    font-weight: 500;
    border-radius: 4px;
    margin-bottom: 12px;
}

.tech-card-modern h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--charcoal);
}

.tech-card-modern p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.ivf-knowledge-modern h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--charcoal);
}

.knowledge-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.knowledge-item {
    background: var(--white);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s ease;
}

.knowledge-item:hover {
    background: var(--coral);
    color: var(--white);
}

.knowledge-dot {
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
    flex-shrink: 0;
}

.knowledge-item:hover .knowledge-dot {
    background: var(--white);
}

.knowledge-text {
    flex: 1;
    font-weight: 500;
}

.knowledge-arrow {
    opacity: 0;
    transition: all 0.2s ease;
}

.knowledge-item:hover .knowledge-arrow {
    opacity: 1;
}

/* 生殖医学知识分类 */
.departments-modern {
    padding: 100px 0;
}

.departments-grid-modern {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.dept-card {
    padding: 28px 24px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.dept-card:hover {
    background: var(--dusty-blue);
    border-color: var(--dusty-blue);
}

.dept-card:hover h4 {
    color: var(--white);
}

.dept-card:hover p {
    color: rgba(255,255,255,0.8);
}

.dept-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--charcoal);
    transition: all 0.2s ease;
}

.dept-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    transition: all 0.2s ease;
}

/* 就诊流程 - 垂直时间线 */
.process-modern {
    padding: 100px 0;
    background: var(--charcoal);
    color: var(--white);
}

.process-modern .section-label {
    color: var(--coral);
}

.process-modern .section-header-center h2 {
    color: var(--white);
}

.process-modern .section-desc {
    color: var(--light-blue);
}

.process-timeline-modern {
    max-width: 700px;
    margin: 0 auto 40px;
    position: relative;
}

.process-timeline-modern::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(255,255,255,0.1);
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    position: relative;
}

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

.timeline-number {
    width: 60px;
    height: 60px;
    background: var(--coral);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    flex-shrink: 0;
    z-index: 2;
}

.timeline-content {
    padding-top: 8px;
}

.timeline-content h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 15px;
    color: var(--light-blue);
    line-height: 1.7;
}

.process-notice-modern {
    max-width: 700px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.1);
}

.process-notice-modern p {
    font-size: 13px;
    color: var(--light-blue);
    line-height: 1.7;
    text-align: center;
}

/* 就诊指南 */
.guide-modern {
    padding: 100px 0;
}

.guide-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: start;
}

.guide-left .section-label {
    margin-bottom: 16px;
}

.guide-left h2 {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--charcoal);
}

.guide-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

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

.guide-item {
    padding: 28px;
    background: var(--off-white);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.guide-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.guide-item h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--charcoal);
}

.guide-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 专家团队 */
.experts-modern {
    padding: 100px 0;
    background: var(--off-white);
}

.experts-grid-modern {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.expert-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.3s ease;
}

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

.expert-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--dusty-blue), var(--light-blue));
    border-radius: 50%;
    margin: 0 auto 20px;
}

.expert-card h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--charcoal);
}

.expert-title {
    font-size: 13px;
    color: var(--coral);
    margin-bottom: 12px;
}

.expert-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.expert-notice {
    text-align: center;
}

.expert-notice p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* 医疗资讯 - 必须保留的CSS规则 */
.news {
    padding: 100px 0;
}

ul.article-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
    width: 100%;
    box-sizing: border-box;
}

ul.article-cards > li.article-card {
    min-width: 0;
    width: auto;
    max-width: none;
    margin: 0;
    float: none;
    box-sizing: border-box;
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

ul.article-cards > li.article-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.article-card .card-thumb {
    width: 100%;
    overflow: hidden;
}

.article-card .card-thumb img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .card-thumb img {
    transform: scale(1.05);
}

.article-card .card-title {
    overflow-wrap: anywhere;
    font-size: 16px;
    font-weight: 600;
    padding: 20px 20px 8px;
    line-height: 1.5;
    color: var(--charcoal);
}

.article-card .card-date {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    padding: 0 20px 8px;
}

.article-card .card-summary {
    overflow-wrap: anywhere;
    font-size: 13px;
    color: var(--text-secondary);
    padding: 0 20px 20px;
    line-height: 1.6;
}

/* FAQ */
.faq-modern {
    padding: 100px 0;
    background: var(--off-white);
}

.faq-list-modern {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 24px;
    background: none;
    border: none;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 500;
    color: var(--charcoal);
    cursor: pointer;
    font-family: inherit;
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--coral);
    transition: transform 0.3s ease;
}

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

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

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 24px 24px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 关于我们 */
.about-modern {
    padding: 100px 0;
}

.about-grid-modern {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--charcoal);
}

.about-text p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-list-modern {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.about-list-modern li {
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-primary);
    padding-left: 24px;
    position: relative;
}

.about-list-modern li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
}

.disclaimer-box {
    padding: 24px;
    background: #FFF5F0;
    border-left: 4px solid var(--coral);
    border-radius: var(--radius-sm);
    font-size: 14px;
    line-height: 1.7;
    color: #92400E;
}

.about-contact-card {
    background: var(--charcoal);
    padding: 40px;
    border-radius: var(--radius-lg);
    color: var(--white);
}

.about-contact-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-desc {
    font-size: 14px;
    color: var(--light-blue);
    margin-bottom: 32px;
}

.contact-item {
    margin-bottom: 24px;
}

.contact-item .contact-label {
    display: block;
    font-size: 13px;
    color: var(--light-blue);
    margin-bottom: 4px;
}

.contact-item .contact-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
}

.contact-item a.contact-value:hover {
    color: var(--coral);
}

.contact-note {
    font-size: 12px;
    color: var(--light-blue);
    line-height: 1.6;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.contact-section {
    height: 1px;
}

/* 文章详情页 */
.article-modern-page {
    padding: 60px 0 100px;
    background: var(--off-white);
    min-height: 60vh;
}

.article-container-modern {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    padding: 60px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.article-breadcrumb-modern {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.article-breadcrumb-modern a {
    color: var(--text-secondary);
}

.article-breadcrumb-modern a:hover {
    color: var(--coral);
}

.article-title-modern {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 20px;
    color: var(--charcoal);
}

.article-meta-modern {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.article-date-modern {
    font-size: 14px;
    color: var(--text-secondary);
}

.article-summary-modern {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-secondary);
    padding: 24px;
    background: var(--off-white);
    border-radius: var(--radius-md);
    margin-bottom: 32px;
    border-left: 4px solid var(--coral);
}

.article-cover-modern {
    margin-bottom: 32px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article-cover-modern img {
    width: 100%;
    height: auto;
}

.article-content-modern {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-primary);
    margin-bottom: 48px;
}

.article-content-modern h2,
.article-content-modern h3,
.article-content-modern h4 {
    margin: 32px 0 16px;
    color: var(--charcoal);
}

.article-content-modern h2 { font-size: 24px; }
.article-content-modern h3 { font-size: 20px; }
.article-content-modern h4 { font-size: 18px; }

.article-content-modern p {
    margin-bottom: 16px;
}

.article-content-modern img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 24px 0;
}

.article-content-modern ul,
.article-content-modern ol {
    margin: 16px 0;
    padding-left: 24px;
}

.article-content-modern li {
    margin-bottom: 8px;
}

.related-knowledge-modern {
    padding: 32px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 32px;
}

.related-knowledge-modern h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--charcoal);
}

.related-links-modern {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.related-links-modern a {
    padding: 8px 16px;
    background: var(--off-white);
    border-radius: 20px;
    font-size: 14px;
    color: var(--text-primary);
}

.related-links-modern a:hover {
    background: var(--coral);
    color: var(--white);
}

.article-disclaimer-modern {
    padding: 20px;
    background: #FFF5F0;
    border-radius: var(--radius-md);
    margin-bottom: 32px;
}

.article-disclaimer-modern p {
    font-size: 13px;
    line-height: 1.7;
    color: #92400E;
}

.article-consult-modern {
    text-align: center;
    padding: 40px;
    background: var(--off-white);
    border-radius: var(--radius-md);
}

.article-consult-modern h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--charcoal);
}

.article-consult-modern p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* 页脚 */
.site-footer-modern {
    background: var(--charcoal);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-grid-modern {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    display: block;
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 14px;
    color: var(--light-blue);
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-phone {
    font-size: 16px;
    font-weight: 600;
    color: var(--coral);
}

.footer-phone:hover {
    color: var(--white);
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--white);
}

.footer-col a {
    display: block;
    font-size: 14px;
    color: var(--light-blue);
    margin-bottom: 12px;
}

.footer-col a:hover {
    color: var(--coral);
}

.footer-col p {
    font-size: 14px;
    color: var(--light-blue);
    line-height: 1.7;
    margin-bottom: 12px;
}

.footer-bottom-modern {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--light-blue);
}

.footer-bottom-right {
    display: flex;
    gap: 12px;
    align-items: center;
}

.footer-bottom-right a {
    color: var(--light-blue);
}

.footer-bottom-right a:hover {
    color: var(--coral);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .services-grid-modern,
    .departments-grid-modern,
    .experts-grid-modern {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .knowledge-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid-modern {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .about-grid-modern,
    .guide-grid,
    .ivf-intro-modern {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .top-bar .container {
        flex-direction: column;
        gap: 4px;
        text-align: center;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-text-col h1 {
        font-size: 32px;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .hero-image-accent {
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .services-grid-modern,
    .departments-grid-modern,
    .experts-grid-modern,
    .guide-list-modern,
    .about-list-modern,
    .knowledge-list {
        grid-template-columns: 1fr;
    }
    
    .section-header-left h2,
    .section-header-center h2 {
        font-size: 28px;
    }
    
    .guide-left h2 {
        font-size: 28px;
    }
    
    .timeline-item {
        gap: 20px;
    }
    
    .timeline-number {
        width: 48px;
        height: 48px;
        font-size: 16px;
    }
    
    .article-container-modern {
        padding: 32px 24px;
    }
    
    .article-title-modern {
        font-size: 24px;
    }
    
    .footer-grid-modern {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-modern {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .about-contact-card {
        padding: 32px 24px;
    }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* 渐入动效 */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}