:root {
    --primary-color: #0a3d62;
    --secondary-color: #1e5a8a;
    --accent-color: #0c6bcf;
    --gold-color: #d4af37;
    --light-color: #f8f9fa;
    --dark-color: #1a1a2e;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ed 100%);
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
}

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

/* 头部样式 */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: white;
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    border-bottom: 3px solid var(--gold-color);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.official-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 5px 15px;
    border-radius: 20px;
}

.official-badge i {
    color: var(--gold-color);
}

.contact-info {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
}

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

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

.logo-icon {
    background: var(--gold-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.5);
}

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

.logo-text h1 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo-text p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 5px;
}

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

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 15px;
    border-radius: 4px;
    position: relative;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

nav a.active {
    background-color: rgba(255, 255, 255, 0.15);
}

nav a.active::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gold-color);
}

/* 面包屑导航 */
.breadcrumb {
    background: white;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
}

.breadcrumb-content {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.breadcrumb a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.breadcrumb span {
    color: #666;
}

/* 页面标题 */
.page-header {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
}

.page-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.page-title h1 {
    font-size: 2.2rem;
    color: var(--primary-color);
    font-weight: 700;
}

.page-title p {
    font-size: 1.2rem;
    color: #666;
    max-width: 800px;
}

/* 主要内容区 */
.content-section {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
    position: relative;
}

.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 15px 15px 0 0;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.section-icon {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.section-title {
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 700;
}

.section-content {
    line-height: 1.8;
}

.section-content p {
    margin-bottom: 20px;
    text-align: justify;
}

/* 中心简介 */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 30px;
}

@media (max-width: 992px) {
    .intro-grid {
        grid-template-columns: 1fr;
    }
}

.intro-text {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.intro-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

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

.mission-card, .vision-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
}

.mission-card h3, .vision-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

/* 发展历程 */
.timeline {
    position: relative;
    padding-left: 30px;
    margin-top: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -38px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--accent-color);
    border: 4px solid white;
    box-shadow: 0 0 0 2px var(--accent-color);
}

.timeline-year {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.timeline-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.timeline-desc {
    color: #555;
}

/* 组织架构 */
.org-chart {
    margin-top: 30px;
    overflow-x: auto;
}

.org-chart img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 领导团队 */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.team-member {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.member-image {
    height: 250px;
    overflow: hidden;
}

.member-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.member-info {
    padding: 20px;
}

.member-name {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 5px;
}

.member-position {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.member-desc {
    color: #666;
    font-size: 0.95rem;
}

/* 资质荣誉 */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.certificate-item {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border-top: 4px solid var(--accent-color);
}

.certificate-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.certificate-icon {
    width: 70px;
    height: 70px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    margin: 0 auto 20px;
}

.certificate-title {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 10px;
}

.certificate-desc {
    color: #666;
}

/* 底部 */
footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    margin-bottom: 25px;
    font-size: 1.3rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 15px;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--accent-color);
}

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

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

.footer-column a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-column a:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #aaa;
    font-size: 0.95rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 15px;
    }
    
    .contact-info {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .header-main {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .page-title {
        flex-direction: column;
        gap: 20px;
    }
    
    .content-section {
        padding: 30px 20px;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
    }
}