/**
 * 河南信阳代妈代怀兽医站官网样式
 * 配色方案：
 * - 主色：#2E8B57 (海绿色) - 生命与健康
 * - 辅助色：#4682B4 (钢蓝色) - 专业与信任
 * - 强调色：#FF6347 (番茄红) - CTA按钮
 * - 背景色：#F8F9FA (浅灰白)
 * - 文字色：#333333 (深灰)
 */

/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2E8B57;
    --primary-dark: #246B43;
    --primary-light: #3DA86A;
    --secondary-color: #4682B4;
    --secondary-dark: #36648B;
    --accent-color: #FF6347;
    --accent-hover: #E5533D;
    --bg-color: #F8F9FA;
    --bg-white: #FFFFFF;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #E5E5E5;
    --shadow: 0 2px 15px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 25px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

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

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

/* 头部导航 */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-link {
    color: #343470;
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-link:hover {
    opacity: 0.9;
}

.logo-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    color: #333333;
}

.logo-text h1 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
    color: #333333;
}

.logo-text span {
    font-size: 11px;
    color: #666666;
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
}

.nav-menu a {
    color: var(--bg-white);
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(255,255,255,0.2);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--bg-white);
    font-size: 28px;
    cursor: pointer;
}

/* Hero区域 */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 80px 0;
    text-align: center;
    color: var(--bg-white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 15s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

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

.hero h2 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.95;
}

.hero-btn {
    display: inline-block;
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(255,99,71,0.4);
}

.hero-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255,99,71,0.5);
    color: var(--bg-white);
}

/* 特色服务区域 */
.features {
    padding: 60px 0;
    background: var(--bg-white);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 32px;
    color: var(--text-primary);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-top: 20px;
}

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

.feature-card {
    background: var(--bg-white);
    padding: 35px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
    color: var(--bg-white);
}

.feature-card h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

/* 内容区域 */
.content-section {
    padding: 60px 0;
}

.content-section:nth-child(even) {
    background: var(--bg-white);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.content-full {
    max-width: 900px;
    margin: 0 auto;
}

.content-text h3 {
    font-size: 28px;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.content-text p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.9;
}

.content-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.content-image img {
    width: 100%;
    display: block;
    transition: var(--transition);
}

.content-image:hover img {
    transform: scale(1.05);
}

/* 服务列表 */
.service-list {
    list-style: none;
    margin-top: 20px;
}

.service-list li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-secondary);
    border-bottom: 1px dashed var(--border-color);
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 18px;
}

/* 优势区域 */
.advantages {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 60px 0;
    color: var(--bg-white);
}

.advantages .section-title h2 {
    color: var(--bg-white);
}

.advantages .section-title h2::after {
    background: var(--bg-white);
}

.advantages .section-title p {
    color: rgba(255,255,255,0.9);
}

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

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255,255,255,0.15);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    cursor: pointer;
}

.advantage-item:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-5px);
}

.advantage-item:hover .advantage-number,
.advantage-item:hover h4,
.advantage-item:hover p {
    color: var(--accent-color);
}

.advantage-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
    opacity: 0.9;
}

.advantage-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
}

.advantage-item p {
    font-size: 14px;
    opacity: 0.9;
}

/* 栏目页面样式 */
.category-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 50px 0;
    text-align: center;
    color: var(--bg-white);
}

.category-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.category-header p {
    font-size: 16px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    background: var(--bg-white);
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: 10px;
    font-size: 14px;
}

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

.breadcrumb-list a:hover {
    color: var(--primary-color);
}

.breadcrumb-list .current {
    color: var(--primary-color);
    font-weight: 500;
}

/* 文章列表 */
.article-list {
    padding: 40px 0;
}

.article-item {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.article-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateX(5px);
}

.article-item h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.article-item h3 a {
    color: var(--text-primary);
}

.article-item h3 a:hover {
    color: var(--primary-color);
}

.article-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 15px;
}

.article-content {
    color: var(--text-secondary);
    line-height: 1.9;
}

.article-content p {
    margin-bottom: 10px;
}

.read-more {
    display: inline-block;
    margin-top: 15px;
    color: var(--primary-color);
    font-weight: 500;
}

.read-more:hover {
    color: var(--primary-dark);
}

/* 侧边栏 */
.sidebar {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 25px;
    box-shadow: var(--shadow);
    margin-bottom: 25px;
}

.sidebar h4 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.sidebar-links {
    list-style: none;
}

.sidebar-links li {
    margin-bottom: 10px;
}

.sidebar-links a {
    display: block;
    padding: 10px 15px;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: var(--transition);
}

.sidebar-links a:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

/* 联系区域 */
.contact-section {
    padding: 60px 0;
    background: var(--bg-white);
}

.contact-info-full {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-info-full h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.contact-info-full > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.contact-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--bg-color);
    border-radius: 10px;
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 20px;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: var(--bg-white);
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    line-height: 1.8;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 13px;
}

/* 关键字高亮 */
.keyword-highlight {
    color: var(--primary-color);
    font-weight: 600;
}

/* 重构页面新样式 */

/* 对比表格样式 */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-table th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    padding: 15px;
    font-weight: 600;
    text-align: left;
}

.comparison-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:nth-child(even) {
    background: var(--bg-color);
}

.comparison-table tr:hover {
    background: rgba(46, 139, 87, 0.05);
}

/* 流程图样式 */
.process-flow {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 25px 0;
    justify-content: center;
}

.process-step {
    flex: 1;
    min-width: 120px;
    max-width: 180px;
    text-align: center;
    padding: 20px 10px;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
}

.process-step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    color: var(--primary-color);
    font-weight: bold;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-weight: bold;
    font-size: 18px;
}

.process-step h5 {
    font-size: 14px;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.process-step p {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 服务套餐样式 */
.service-packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 25px 0;
}

.package-card {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.package-card.popular {
    border-color: var(--accent-color);
}

.package-card.popular::before {
    content: '热门';
    position: absolute;
    top: 15px;
    right: -30px;
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 5px 40px;
    transform: rotate(45deg);
    font-size: 12px;
    font-weight: 600;
}

.package-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.package-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.package-card h5 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.package-price {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.package-features {
    list-style: none;
    margin-bottom: 20px;
}

.package-features li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 14px;
    border-bottom: 1px dashed var(--border-color);
}

.package-features li:last-child {
    border-bottom: none;
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding: 20px 0;
    margin: 25px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 30px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.timeline-content {
    background: var(--bg-white);
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    max-width: 400px;
    margin-right: 30px;
    position: relative;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 0;
    margin-left: 30px;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 20px;
    right: -10px;
    width: 20px;
    height: 20px;
    background: var(--bg-white);
    transform: rotate(45deg);
    box-shadow: 2px -2px 5px rgba(0,0,0,0.1);
}

.timeline-item:nth-child(even) .timeline-content::before {
    right: auto;
    left: -10px;
    box-shadow: -2px 2px 5px rgba(0,0,0,0.1);
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 20px;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translateX(-50%);
    border: 3px solid var(--bg-white);
    box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-date {
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 5px;
}

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

.timeline-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 统计卡片样式 */
.statistics-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin: 25px 0;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    padding: 25px 15px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.stat-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* FAQ手风琴样式 */
.faq-accordion {
    margin: 25px 0;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    padding: 15px 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(46, 139, 87, 0.05);
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 20px 15px;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 步骤流程样式 */
.steps-process {
    margin: 25px 0;
}

.step-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    background: var(--bg-white);
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.step-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
}

.step-content h5 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    line-height: 1.8;
}

.step-details {
    display: flex;
    gap: 15px;
    font-size: 13px;
    color: var(--primary-color);
    font-weight: 500;
}

/* 案例展示样式 */
.cases-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 25px 0;
}

.case-card {
    background: var(--bg-white);
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.case-header h5 {
    font-size: 16px;
    color: var(--text-primary);
}

.case-result {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.case-info {
    list-style: none;
}

.case-info li {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 14px;
    border-bottom: 1px dashed var(--border-color);
}

.case-info li:last-child {
    border-bottom: none;
}

/* 成功率图表样式 */
.success-rate {
    margin: 25px 0;
}

.rate-chart {
    margin-top: 20px;
}

.rate-item {
    margin-bottom: 20px;
}

.rate-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-weight: 500;
}

.rate-value {
    color: var(--primary-color);
    font-weight: 700;
}

.rate-bar {
    height: 20px;
    background: var(--bg-color);
    border-radius: 10px;
    overflow: hidden;
}

.rate-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 10px;
    transition: width 1s ease;
}

/* 技术方法卡片 */
.tech-methods {
    margin: 25px 0;
}

.method-card {
    background: var(--bg-white);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.method-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

.method-icon {
    font-size: 36px;
}

.method-header h5 {
    font-size: 18px;
    color: var(--text-primary);
}

.method-body p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    line-height: 1.8;
}

.method-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    list-style: none;
}

.method-features li {
    padding: 8px 12px;
    background: var(--bg-color);
    border-radius: 5px;
    font-size: 14px;
    color: var(--text-secondary);
    border-left: 3px solid var(--primary-color);
}

/* 专家团队样式 */
.expert-team {
    margin: 25px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.team-member {
    background: var(--bg-white);
    border-radius: 10px;
    padding: 25px 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.member-avatar {
    font-size: 60px;
    margin-bottom: 15px;
}

.team-member h5 {
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.member-title {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
}

.member-desc {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

/* 技术优势列表 */
.tech-advantages {
    margin: 25px 0;
}

.advantages-list {
    margin-top: 20px;
}

.advantage-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    background: var(--bg-white);
    padding: 15px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.advantage-icon {
    font-size: 36px;
    flex-shrink: 0;
}

.advantage-text h5 {
    font-size: 16px;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.advantage-text p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .process-flow {
        flex-direction: column;
    }
    
    .process-step:not(:last-child)::after {
        content: '↓';
        right: 50%;
        top: auto;
        bottom: -25px;
        transform: translateX(50%);
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 50px;
        padding-right: 0;
        justify-content: flex-start;
    }
    
    .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 0;
        margin-right: 0;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .method-features {
        grid-template-columns: 1fr;
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .content-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero h2 {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 20px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 50px 0;
    }
    
    .hero h2 {
        font-size: 28px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .section-title h2 {
        font-size: 26px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .header-inner {
        padding: 10px 0;
    }
    
    .logo-text h1 {
        font-size: 18px;
    }
    
    .hero h2 {
        font-size: 24px;
    }
    
    .article-item {
        padding: 20px;
    }
}