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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #3b82f6;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 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);
}

html {
    scroll-behavior: smooth;
}

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

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 75px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-img {
    max-height: 55px;
    width: auto;
    object-fit: contain;
    display: inline-block;
}

.image-showcase-1 img {
    height: 300px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

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

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

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* 英雄区域 */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero::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");
}

.hero .container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
    height: 100vh;
    padding-top: 75px;
}

.hero-content {
    width: 100%;
    max-width: 900px;
    text-align: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-subtitle {
    font-size: 24px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.tag {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    padding: 10px 22px;
    border-radius: 20px;
    color: white;
    font-size: 16px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
}

.btn-full {
    width: 100%;
}

.hero-visual {
    display: flex;
    flex-direction: row;
    gap: 20px;
    justify-content: center;
    width: 100%;
    max-width: 900px;
    margin-top: 40px;
}

.visual-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    color: white;
    transition: all 0.3s ease;
    animation: float 3s ease-in-out infinite;
    flex: 1;
}

.visual-card:nth-child(2) {
    animation-delay: 0.5s;
}

.visual-card:nth-child(3) {
    animation-delay: 1s;
}

.visual-card i {
    font-size: 32px;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-card span {
    font-size: 18px;
    font-weight: 600;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: white;
    font-size: 24px;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* 通用区块标题 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* 服务模块 */
.services {
    padding: 60px 0;
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-items: start;
}

a.service-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    height: 100%;
    cursor: pointer;
}

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

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    margin-bottom: 15px;
}

.media-icon {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.thinktank-icon {
    background: linear-gradient(135deg, #10b981, #059669);
}

.resource-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.research-icon {
    background: linear-gradient(135deg, #10b981, #059669);
}

.connect-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.platform-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.service-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.card-description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

/* 媒体统计数据 */
.media-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 15px;
    padding: 12px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(29, 78, 216, 0.05));
    border-radius: 10px;
}

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

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 3px;
}

.stat-label {
    font-size: 16px;
    color: var(--text-light);
}

/* 专家库 */
.expert-pool {
    margin-bottom: 15px;
    padding: 12px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(5, 150, 105, 0.05));
    border-radius: 10px;
}

.expert-pool h4 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.expert-pool h4 i {
    color: var(--primary-color);
}

.expert-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
}

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

.expert-number {
    font-size: 28px;
    font-weight: 700;
    color: #10b981;
    margin-bottom: 3px;
}

.expert-label {
    font-size: 16px;
    color: var(--text-light);
}

/* 资源统计 */
.resource-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 15px;
    padding: 12px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), rgba(217, 119, 6, 0.05));
    border-radius: 10px;
}

.resource-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.resource-item i {
    font-size: 20px;
    color: #f59e0b;
    width: 40px;
    height: 40px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.resource-number {
    font-size: 32px;
    font-weight: 700;
    color: #f59e0b;
    margin-bottom: 3px;
}

.resource-label {
    font-size: 16px;
    color: var(--text-light);
}

/* 平台徽章 */
.platform-badges {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: 600;
}

.badge-stock {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.badge-tech {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

/* 子服务列表 */
.sub-services {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sub-service {
    display: flex;
    gap: 8px;
    padding: 8px;
    background: var(--bg-light);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.sub-service:hover {
    background: rgba(37, 99, 235, 0.05);
}

.sub-service i {
    font-size: 18px;
    color: var(--primary-color);
    width: 36px;
    height: 36px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sub-service div strong {
    font-size: 16px;
    color: var(--text-dark);
    display: block;
    margin-bottom: 3px;
}

.sub-service div p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.5;
}

/* 媒体分布 */
.media-breakdown {
    margin-top: 15px;
    padding: 12px;
    background: var(--bg-light);
    border-radius: 10px;
}

.media-breakdown h4 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.media-breakdown h4 i {
    color: var(--primary-color);
}

.breakdown-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 6px;
}

.breakdown-item {
    text-align: center;
    padding: 8px 5px;
    background: white;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.breakdown-item:hover {
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-2px);
}

.breakdown-item .count {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2px;
}

.breakdown-item .label {
    display: block;
    font-size: 16px;
    color: var(--text-light);
}

/* 核心优势 */
.advantages {
    padding: 60px 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.advantage-card {
    text-align: center;
    padding: 20px 15px;
    background: var(--bg-light);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    background: white;
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.advantage-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 20px;
    color: white;
}

.advantage-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.advantage-card p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.5;
}

/* 案例展示 */
.cases {
    padding: 100px 0;
    background: var(--bg-light);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.case-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

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

.case-card h4 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.case-card p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 服务对象 */
.target-users {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    text-align: center;
}

.target-users h2 {
    font-size: 36px;
    font-weight: 600;
    color: white;
    margin-bottom: 30px;
}

.users-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.user-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: 12px 28px;
    border-radius: 25px;
    color: white;
    font-size: 18px;
    transition: all 0.3s ease;
}

.user-tag:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* 联系我们 */
.contact {
    padding: 20px 0;
    background: var(--bg-light);
}

.contact-wrapper {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: row;
    gap: 20px;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 100%;
    max-width: 100%;
}

.info-item {
    display: flex;
    gap: 15px;
    padding: 18px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    flex: 1;
    min-width: 280px;
}

.info-item i {
    font-size: 22px;
    color: var(--primary-color);
    width: 45px;
    height: 45px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-item strong {
    font-size: 18px;
    color: var(--text-dark);
    display: block;
    margin-bottom: 4px;
}

.info-item p {
    font-size: 16px;
    color: var(--text-light);
}

.contact-form {
    background: white;
    border-radius: 16px;
    padding: 35px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 会议合作表单 */
.meeting-form-section {
    background: white;
    border-radius: 16px;
    padding: 35px;
    box-shadow: var(--shadow-md);
    width: 100%;
    /* max-width: 700px; */
}

.form-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.meeting-form .form-row {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    gap: 20px;
}

.meeting-form .form-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    min-width: 80px;
    text-align: right;
    flex-shrink: 0;
}

.required {
    color: #ef4444;
    margin-left: 4px;
}

.meeting-form .form-control {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
    transition: all 0.3s ease;
    font-family: inherit;
    background: white;
}

.meeting-form .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-note-row .form-note {
    flex: 1;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

.form-submit-row .btn-full {
    flex: 1;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    background: #3b82f6;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
}

.form-submit-row .btn-full:hover {
    background: #2563eb;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* 页脚 */
.footer {
    background: #1e293b;
    padding: 60px 0 30px;
}

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

.footer-section .logo {
    margin-bottom: 15px;
}

.footer-section .logo-text {
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 16px;
    line-height: 1.7;
}

.footer-section h4 {
    color: white;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-section ul li i {
    margin-right: 10px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 16px;
}

/* 弹窗 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 16px;
    max-width: 450px;
    width: 90%;
    overflow: hidden;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-light);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--bg-light);
    color: var(--text-dark);
}

.modal-body {
    padding: 25px;
}

.modal-body p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.6;
}

.modal-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border-color);
    text-align: right;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        opacity: 0;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    .menu-toggle {
        display: flex;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-visual {
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
    }

    .visual-card {
        width: 100%;
        max-width: 400px;
        padding: 20px;
    }

    .visual-card:nth-child(2),
    .visual-card:nth-child(3) {
        margin-left: 0;
    }

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

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

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

    .media-stats {
        grid-template-columns: 1fr;
    }

    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .expert-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

/* 媒体资源网格布局 */
.media-resources-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin: 40px 0;
}

a.media-resource-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.media-resource-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

/* 全球媒体库 - 横跨两列 */
.media-resource-card-wide {
    grid-column: span 2;
}

/* 媒体库详细统计 */
.media-stats-detailed {
    background: linear-gradient(135deg, #1890ff, #096dd9);
    border-radius: 16px;
    padding: 40px 30px;
    margin-top: 30px;
    color: white;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stats-row:last-child {
    margin-bottom: 0;
    grid-template-columns: repeat(5, 1fr);
    max-width: 83.33%;
    margin-left: auto;
    margin-right: auto;
}

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

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.2);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.95);
}

.resource-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 16px;
}

.resource-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.resource-header h3 {
    font-size: 22px;
    color: var(--text-color);
    font-weight: 600;
}

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

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

    .media-resource-card {
        padding: 20px;
    }

    .media-resource-card-wide {
        grid-column: span 1;
    }
}

/* 媒体资源概览 - 代码实现 */
.media-matrix-code {
    background: linear-gradient(180deg, #4a90e2 0%, #357abd 100%);
    border-radius: 12px;
    padding: 30px;
    margin: 20px 0;
}

.media-matrix-rows {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
}

.media-row {
    display: flex;
    align-items: center;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    min-height: 50px;
}

.media-row-label {
    background: rgba(255, 255, 255, 0.95);
    color: #2c3e50;
    font-weight: 700;
    font-size: 16px;
    padding: 12px 20px;
    min-width: 120px;
    text-align: center;
    border-right: 3px solid #4a90e2;
}

.media-row-content {
    color: #2c3e50;
    font-size: 15px;
    padding: 12px 20px;
    flex: 1;
}

.media-matrix-stats {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.stats-row-6 {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.stats-row-5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    max-width: 83.33%;
    margin: 0 auto;
}

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

.stat-number-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.95);
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.stat-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
}

/* 专家统计 - 代码实现 */
.expert-stats-code {
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    border-radius: 12px;
    padding: 40px 30px;
    margin: 30px 0;
    text-align: center;
}

.expert-stats-intro {
    color: #ffffff;
    font-size: 17px;
    line-height: 2;
    margin: 0 0 40px;
}

.expert-stats-intro strong {
    color: #ffd700;
    font-weight: 700;
}

.expert-stats-circles {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.expert-circle-item {
    text-align: center;
}

.expert-circle-number {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8b7355 0%, #a0826d 100%);
    color: #ffd700;
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.expert-circle-label {
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
}

.image-showcase {
    margin: 20px 0;
    text-align: center;
    /* display: flex; */
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* 媒体图片并列布局 */
.media-images-row {
    display: flex;
    gap: 30px;
    justify-content: center;
    align-items: flex-start;
    margin: 30px 0;
    flex-wrap: wrap;
}

.media-images-row .image-showcase {
    flex: 1;
}

.media-images-row .image-showcase:first-child {
    max-width: 60%;
    flex: 0 0 60%;
}

.media-images-row .image-showcase:first-child img {
    width: 100%;
}

.media-images-row .image-showcase:last-child {
    max-width: 35%;
    flex: 0 0 35%;
}

/* 最新文章板块 */
.article-display-section {
    margin: 40px 0;
}

/* 文章显示板块 */
.article-display-box {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    margin: 0 auto;
}

.article-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
}

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

.article-header h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin: 0;
}

.article-list {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
}

.article-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

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

.article-list li a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 17px;
    line-height: 1.8;
    display: block;
    transition: color 0.3s ease;
}

.article-list li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.article-list .loading-item {
    color: var(--text-light);
    text-align: center;
    padding: 20px 0;
}

.article-list .error-item {
    color: #ef4444;
    text-align: center;
    padding: 20px 0;
}

/* 更多按钮 */
.article-more-btn {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 35px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-more:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

/* 专家统计 */
.expert-stats {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border-radius: 16px;
    padding: 40px 30px;
    margin: 30px 0;
    color: white;
}

.expert-stats-title {
    font-size: 18px;
    line-height: 1.8;
    color: #f59e0b;
    font-weight: 600;
    margin: 0 0 30px;
    text-align: center;
}

.expert-stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

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

.expert-stat-number {
    font-size: 32px;
    font-weight: 700;
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.2);
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.expert-stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 500;
}

/* 入驻案例网格 */
.case-studies-grid {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 30px 0;
    flex-wrap: wrap;
}

a.case-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.case-card {
    width: 260px;
    min-height: 300px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.12);
    border: 1px solid #e4e7ed;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    cursor: pointer;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0px 8px 20px rgba(0, 0, 0, 0.15);
}

.case-logo {
    width: 80%;
    height: 60px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-logo img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
    display: inline-block;
}

.case-title {
    font-size: 22px;
    color: #000000;
    margin: 0 0 8px;
    font-weight: 400;
}

.case-desc {
    font-size: 14px;
    color: #666666;
    line-height: 26px;
    margin: 0;
    text-align: left;
}

@media (max-width: 1200px) {
    .case-studies-grid {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .case-card {
        width: 100%;
        max-width: 300px;
    }
}

/* 案例精选板块 */
.solution-cases-grid {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin: 30px 0;
    flex-wrap: wrap;
}

a.solution-case-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.solution-case-card {
    flex: 1;
    min-width: 300px;
    max-width: 354px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.12);
    border: 1px solid #e4e7ed;
    transition: all 0.3s ease;
    overflow: hidden;
    cursor: pointer;
}

.solution-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0px 8px 20px rgba(0, 0, 0, 0.15);
}

.case-image {
    width: 100%;
    height: 180px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: 10px;
    overflow: hidden;
}

.case-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: inline-block;
}

.solution-case-card .case-title {
    font-size: 18px;
    color: #000000;
    margin: 0 0 12px;
    font-weight: 600;
    text-align: center;
}

.solution-case-card .case-desc {
    font-size: 14px;
    color: #666666;
    line-height: 24px;
    margin: 0;
    text-align: left;
}

@media (max-width: 1200px) {
    .solution-cases-grid {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .solution-case-card {
        min-width: 100%;
        max-width: 100%;
    }
}

/* 产业数字化平台图片并列布局 */
.platform-images-row {
    display: flex;
    gap: 30px;
    justify-content: center;
    align-items: flex-start;
    margin: 20px 0;
    flex-wrap: wrap;
}

.platform-images-row .image-showcase {
    flex: 1;
    min-width: 45%;
}

@media (max-width: 768px) {
    .platform-images-row {
        flex-direction: column;
    }

    .platform-images-row .image-showcase {
        min-width: 100%;
    }
}

/* 协会资源连接服务图片并列布局 */
.resources-images-row {
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: flex-start;
    margin: 30px 0;
    flex-wrap: wrap;
}

.resources-images-row .image-showcase {
    flex: 1;
    min-width: 30%;
}

@media (max-width: 992px) {
    .resources-images-row {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .resources-images-row {
        flex-direction: column;
    }

    .resources-images-row .image-showcase {
        min-width: 100%;
    }
}

/* 媒体宣传服务主图 - 宽度70% */
.media-main-image img {
    max-width: 70%;
    margin: 30px auto;
}

/* 媒体资源示例图 - 宽度80% */
.media-example-image {
    max-width: 80%;
    margin: 30px auto;
}

.image-showcase img {
    max-width: 100%;
    /* height: auto; */
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    object-fit: contain;
}

/* 排除footer-container下的img */
#footer-container img {
    display: initial;
}

.image-showcase a:hover img {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.image-showcase img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

.image-caption {
    font-size: 16px;
    color: var(--text-light);
    margin-top: 12px;
    font-weight: 500;
}

/* 图片网格布局 */
.image-grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 20px 0;
}

.image-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.image-item img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    object-fit: contain;
}

.image-item img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.image-item.full-width {
    grid-column: 1 / -1;
}

/* 服务详情卡片 */
a.service-detail-card {
    text-decoration: none;
    color: inherit;
    display: block;
}

.service-detail-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    margin: 30px 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.detail-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.detail-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

.detail-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.detail-text.highlight {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(29, 78, 216, 0.05));
    padding: 16px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

/* 专家统计 */
.expert-stats {
    text-align: center;
    margin: 30px 0;
}

.expert-stats .stats-image {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.expert-stats .stats-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    object-fit: contain;
}

.expert-stats .stats-text {
    font-size: 18px;
    color: var(--text-dark);
    line-height: 1.8;
    font-weight: 500;
}

/* 服务概述区块 */
.services-overview {
    padding: 20px 0;
    background: var(--bg-light);
}

/* 媒体详情区块 */
.media-detail {
    padding: 20px 0;
    background: white;
}

/* 智库详情区块 */
.thinktank-detail {
    padding: 20px 0;
    background: var(--bg-light);
}

/* 资源详情区块 */
.resources-detail {
    padding: 20px 0;
    background: white;
}

/* 平台详情区块 */
.platform-detail {
    padding: 20px 0;
    background: var(--bg-light);
}

/* 英雄区描述文字 */
.hero-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 30px;
    line-height: 1.8;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .image-grid-2x2 {
        grid-template-columns: 1fr;
    }

    .service-detail-card {
        padding: 20px;
    }

    .detail-header h3 {
        font-size: 20px;
    }

    .hero-description {
        font-size: 16px;
    }

    /* 联系我们表单移动端 */
    .contact-wrapper {
        flex-direction: column;
    }

    .meeting-form-section {
        max-width: 100%;
        padding: 25px;
    }

    .form-title {
        font-size: 20px;
    }

    .image-showcase img {
        height: auto;
    }

    /* 表单移动端 */
    .meeting-form .form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .meeting-form .form-label {
        min-width: auto;
        text-align: left;
        width: 100%;
    }

    .form-note-row .form-note,
    .form-submit-row .btn-full {
        width: 100%;
    }

    /* 媒体矩阵移动端 */
    .media-matrix-code {
        padding: 15px 10px;
        margin: 15px 0;
    }

    .media-matrix-rows {
        margin-bottom: 25px;
    }

    .media-row {
        flex-direction: column;
        text-align: center;
        margin-bottom: 10px;
    }

    .media-row-label {
        min-width: auto;
        width: 100%;
        border-right: none;
        border-bottom: 3px solid #4a90e2;
        padding: 8px 12px;
        font-size: 14px;
    }

    .media-row-content {
        padding: 8px 12px;
        font-size: 13px;
    }

    .stats-row-6 {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .stats-row-5 {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        max-width: 100%;
    }

    .stats-row-5 .stat-circle {
        flex: 0 0 calc(33.333% - 10px);
        max-width: calc(33.333% - 10px);
    }

    .stat-number-circle {
        width: 60px;
        height: 60px;
        font-size: 18px;
        margin: 0 auto 8px;
    }

    .stat-text {
        font-size: 11px;
    }

    /* 专家统计移动端 */
    .expert-stats-code {
        padding: 25px 15px;
        margin: 20px 0;
    }

    .expert-stats-intro {
        font-size: 14px;
        line-height: 1.8;
        margin: 0 0 25px;
    }

    .expert-stats-circles {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .expert-circle-item {
        flex: 0 0 calc(33.333% - 15px);
        max-width: calc(33.333% - 15px);
    }

    .expert-circle-number {
        width: 70px;
        height: 70px;
        font-size: 22px;
        margin: 0 auto 10px;
    }

    .expert-circle-label {
        font-size: 13px;
    }
}