/* ============================================
   野猗网络科技企业网站 - 全局样式表
   ============================================ */

/* CSS变量定义 */
:root {
    --primary: #4361ee;
    --primary-dark: #3651d4;
    --secondary: #f39c12;
    --success: #27ae60;
    --danger: #e74c3c;
    --dark: #1a1a2e;
    --gray-dark: #2d2d44;
    --gray: #6b7280;
    --gray-light: #9ca3af;
    --light: #f3f4f6;
    --white: #ffffff;
    --bg-light: #f8f9fa;
    --gradient-primary: linear-gradient(135deg, #4361ee 0%, #7c3aed 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* 基础重置 */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--dark);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

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

/* ============================================
   顶部信息栏
   ============================================ */
.top-bar {
    background: var(--dark);
    color: rgba(255,255,255,0.8);
    padding: 8px 0;
    font-size: 13px;
}

.top-bar-info {
    display: flex;
    justify-content: flex-end;
    gap: 24px;
}

.top-bar-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ============================================
   导航栏
   ============================================ */
.main-header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.logo-icon {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 1px;
}

.logo-text strong {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
}

.logo-text small {
    display: block;
    font-size: 12px;
    color: var(--gray);
    margin-top: 2px;
}

/* 导航菜单 */
.nav-list {
    display: flex;
    gap: 4px;
    align-items: center;
}

.nav-list li a {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-dark);
    transition: var(--transition);
}

.nav-list li a:hover,
.nav-list li a.active {
    color: var(--primary);
    background: rgba(67, 97, 238, 0.08);
}

/* 移动端菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   通用按钮样式
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(67, 97, 238, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.3);
}

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

.btn-lg {
    padding: 14px 36px;
    font-size: 16px;
}

/* ============================================
   首页英雄横幅
   ============================================ */
.hero-banner {
    min-height: 700px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 50%, #4361ee 100%);
    overflow: hidden;
    padding: 80px 0;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(67, 97, 238, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 0 20px;
    color: var(--white);
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-content h1 .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 24px;
    line-height: 1.7;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 32px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50px;
    font-size: 13px;
    color: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
}

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

/* 英雄区统计 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    position: relative;
    z-index: 2;
    padding: 0 20px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    color: var(--white);
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-top: 4px;
}

/* ============================================
   通用板块样式
   ============================================ */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    display: block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 17px;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================================
   关于我们 - 首页预览
   ============================================ */
.about-preview {
    background: var(--bg-light);
}

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

.about-image svg {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

.about-text h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.4;
}

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

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 30px 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.feature-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 13px;
    color: var(--gray);
    margin: 0;
}

/* ============================================
   服务预览
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

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

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}

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

/* ============================================
   为什么选择我们
   ============================================ */
.why-choose {
    background: var(--gradient-dark);
    color: var(--white);
}

.why-choose .section-header h2,
.why-choose .section-header p {
    color: var(--white);
}

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

.why-item {
    padding: 32px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.why-item:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
}

.why-number {
    font-size: 40px;
    font-weight: 800;
    color: rgba(255,255,255,0.1);
    line-height: 1;
    margin-bottom: 16px;
}

.why-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--white);
}

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

/* ============================================
   新闻预览
   ============================================ */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.news-image {
    overflow: hidden;
    aspect-ratio: 2/1;
}

.news-img-placeholder svg {
    width: 100%;
    height: 100%;
    display: block;
}

.news-card .news-meta {
    padding: 16px 24px 0;
    display: flex;
    gap: 12px;
    align-items: center;
}

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

.news-date {
    font-size: 13px;
    color: var(--gray);
}

.news-category {
    padding: 4px 12px;
    background: var(--light);
    border-radius: 4px;
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
}

.news-card h3 {
    padding: 8px 24px 0;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--dark);
    transition: var(--transition);
}

.news-card h3 a:hover {
    color: var(--primary);
}

.news-card p {
    padding: 8px 24px 0;
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

.read-more {
    display: inline-block;
    padding: 16px 24px;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}

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

/* ============================================
   客户评价
   ============================================ */
.testimonials {
    background: var(--bg-light);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.stars {
    color: var(--secondary);
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.testimonial-content p {
    color: var(--gray-dark);
    line-height: 1.8;
    font-size: 15px;
    font-style: italic;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--light);
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 16px;
}

.author-info h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark);
}

.author-info span {
    font-size: 13px;
    color: var(--gray);
}

/* ============================================
   合作伙伴
   ============================================ */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 24px;
    align-items: center;
}

.partner-item {
    background: var(--white);
    border: 1px solid var(--light);
    border-radius: var(--border-radius);
    padding: 24px;
    text-align: center;
    transition: var(--transition);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.partner-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-dark);
    transition: var(--transition);
}

.partner-item:hover .partner-logo {
    color: var(--primary);
}

/* ============================================
   CTA 区块
   ============================================ */
.cta-section {
    background: var(--gradient-primary);
    padding: 80px 0;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    pointer-events: none;
}

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

.cta-section h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.cta-section p {
    font-size: 17px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 32px;
}

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

.cta-section .btn-primary:hover {
    background: rgba(255,255,255,0.9);
}

/* ============================================
   页脚
   ============================================ */
.main-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-info p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 16px;
    color: rgba(255,255,255,0.7);
}

.company-tag {
    margin-top: 12px;
}

.tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(67, 97, 238, 0.2);
    border: 1px solid rgba(67, 97, 238, 0.3);
    border-radius: 50px;
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul li,
.footer-services ul li,
.footer-contact ul li {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.6;
}

.footer-links ul li a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 4px;
}

.footer-contact ul li span {
    color: var(--white);
    font-weight: 500;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.footer-bottom p:first-child {
    margin-bottom: 4px;
}

/* ============================================
   页面横幅 (内页通用)
   ============================================ */
.page-banner {
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 50%, #4361ee 100%);
    position: relative;
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.page-banner h1 {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

.breadcrumb a {
    color: rgba(255,255,255,0.9);
}

.breadcrumb a:hover {
    color: var(--white);
    text-decoration: underline;
}

.page-overlay {
    display: none;
}

/* ============================================
   关于我们页面
   ============================================ */
.about-detail {
    background: var(--bg-light);
}

.about-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-img-svg {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-svg svg {
    width: 100%;
    height: auto;
    display: block;
}

.about-detail-text h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin: 16px 0 20px;
}

.about-detail-text p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.about-tag {
    padding: 8px 16px;
    background: var(--white);
    border: 1px solid var(--light);
    border-radius: 50px;
    font-size: 14px;
    color: var(--dark);
    font-weight: 500;
    transition: var(--transition);
}

.about-tag:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* 优势 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
}

.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.advantage-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* 发展历程时间线 */
.timeline-section {
    background: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

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

.timeline-item {
    position: relative;
    padding: 0 0 40px 60px;
    margin-left: 50%;
}

.timeline-item:nth-child(even) {
    padding-left: 0;
    padding-right: 60px;
    margin-left: 0;
    margin-right: 50%;
    text-align: right;
}

.timeline-dot {
    position: absolute;
    left: -8px;
    top: 4px;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    border: 4px solid var(--white);
    box-shadow: 0 0 0 2px var(--primary);
}

.timeline-item:nth-child(even) .timeline-dot {
    left: auto;
    right: -8px;
}

.timeline-year {
    display: inline-block;
    padding: 4px 16px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* 团队 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    text-align: center;
    padding: 32px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.04);
}

.team-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.team-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
}

.avatar-placeholder svg {
    width: 100%;
    height: 100%;
    display: block;
}

.team-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.team-role {
    display: block;
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 12px;
}

.team-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* 联系信息卡片 */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-info-card {
    text-align: center;
    padding: 32px 24px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.contact-info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.contact-info-icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.contact-info-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.contact-info-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   服务详情页
   ============================================ */
.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.service-detail-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.service-detail-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.service-detail-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
}

.service-detail-card > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 14px;
}

.service-features {
    list-style: disc;
    padding-left: 20px;
    margin-top: 16px;
}

.service-features li {
    color: var(--gray-dark);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 6px;
}

/* 服务流程 */
.process-section {
    background: var(--bg-light);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
    box-shadow: 0 4px 14px rgba(67, 97, 238, 0.3);
}

.step-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
}

/* ============================================
   新闻页面
   ============================================ */
.news-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    background: var(--white);
    border: 1px solid var(--light);
    color: var(--gray);
    transition: var(--transition);
    cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-item {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 30px;
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.news-item:hover {
    box-shadow: var(--shadow-lg);
}

.news-item-image {
    overflow: hidden;
    min-height: 180px;
}

.news-item-image svg {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.news-item-content {
    padding: 24px 24px 24px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-item-content .news-meta {
    margin-bottom: 12px;
}

.news-item-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
    line-height: 1.4;
    transition: var(--transition);
}

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

.news-item-content p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 16px;
}

.tag-industry {
    background: #e8f4fd;
    color: #0284c7;
}

.tag-company {
    background: #fff7ed;
    color: #c2410c;
}

.tag-tips {
    background: #f0fdf4;
    color: #16a34a;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.page-btn {
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    background: var(--white);
    border: 1px solid var(--light);
    color: var(--gray-dark);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}

.page-btn:hover,
.page-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ============================================
   联系表单
   ============================================ */
.contact-form-section {
    background: var(--bg-light);
}

.contact-form-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-form-info h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin: 16px 0 20px;
}

.contact-form-info > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.contact-form-company {
    background: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    margin-bottom: 28px;
}

.contact-form-company p {
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--gray-dark);
}

.contact-form-company p strong {
    color: var(--dark);
}

.contact-working-hours h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.contact-working-hours ul {
    list-style: none;
}

.contact-working-hours ul li {
    padding: 8px 0;
    border-bottom: 1px solid var(--light);
    font-size: 14px;
    color: var(--gray);
}

.contact-working-hours ul li span {
    color: var(--dark);
    font-weight: 500;
}

/* 表单样式 */
.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--dark);
}

.required {
    color: var(--danger);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--light);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
    color: var(--dark);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-size: 14px;
    color: var(--gray);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    flex-shrink: 0;
}

.checkbox-label a {
    color: var(--primary);
    text-decoration: underline;
}

.char-count {
    text-align: right;
    font-size: 12px;
    color: var(--gray-light);
    margin-top: -4px;
}

.error-message {
    font-size: 12px;
    color: var(--danger);
    min-height: 18px;
    display: block;
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
    border-color: var(--danger);
}

.btn-submit {
    grid-column: 1 / -1;
    padding: 14px;
    font-size: 16px;
}

.form-success {
    grid-column: 1 / -1;
    display: none;
    padding: 16px;
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    color: var(--success);
    text-align: center;
    font-weight: 500;
}

.form-success.show {
    display: block;
}

/* 联系卡片页 */
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-card-item {
    text-align: center;
    padding: 32px 24px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.contact-card-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.contact-card-icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.contact-card-item h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.contact-card-item p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   FAQ 常见问题
   ============================================ */
.faq-section {
    background: var(--bg-light);
}

.faq-categories {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.faq-cat-btn {
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    background: var(--white);
    border: 1px solid var(--light);
    color: var(--gray);
    transition: var(--transition);
    cursor: pointer;
}

.faq-cat-btn:hover,
.faq-cat-btn.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 24px;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(67, 97, 238, 0.02);
}

.faq-q-text {
    flex: 1;
    padding-right: 16px;
    font-family: inherit;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
}

.faq-toggle {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 400;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    background: var(--primary);
    color: var(--white);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--gray);
    line-height: 1.8;
    font-size: 14px;
}

/* ============================================
   响应式断点提示 (基础)
   完整响应式在 responsive.css 中
   ============================================ */
@media (max-width: 1024px) {
    .about-grid,
    .about-detail-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

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

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

    .contact-form-grid {
        grid-template-columns: 1fr;
    }

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

    .news-item {
        grid-template-columns: 1fr;
    }

    .news-item-image {
        min-height: 200px;
    }

    .news-item-content {
        padding: 24px;
    }

    .process-steps {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }

    .hero-stats {
        gap: 30px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .services-grid,
    .news-grid,
    .why-grid,
    .testimonials-grid,
    .advantages-grid,
    .team-grid,
    .contact-cards-grid,
    .contact-info-grid {
        grid-template-columns: 1fr;
    }

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

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

    .about-features {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 8px;
    }

    .timeline-item {
        margin-left: 0;
        padding-left: 40px;
        padding-right: 0;
        text-align: left;
    }

    .timeline-item:nth-child(even) {
        margin-right: 0;
        padding-left: 40px;
        padding-right: 0;
        text-align: left;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav .nav-list {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
    }

    .main-nav .nav-list.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .contact-form {
        grid-template-columns: 1fr;
    }

    .btn-submit,
    .form-success {
        grid-column: 1;
    }

    .hero-content {
        padding: 0 16px;
    }

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