/* 广州鑫瀚森信息技术有限公司官网样式 */

:root {
    --primary: #002FA7;
    --primary-dark: #001a6e;
    --primary-light: #e8edfc;
    --white: #FFFFFF;
    --text: #333333;
    --text-light: #666666;
    --gray-bg: #f5f7fa;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* 导航栏 */
header {
    background: var(--primary);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    color: var(--white);
    font-size: 1.4rem;
    font-weight: 600;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--white);
    font-size: 0.95rem;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
}

.nav-links a.active {
    border-bottom: 2px solid var(--white);
}

/* 主内容 */
main {
    margin-top: 70px;
}

/* 页面标题区 */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 20px;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* 英雄区域 */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    padding: 140px 20px 100px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.95;
}

.hero-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    padding: 14px 32px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--white);
    color: var(--primary);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

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

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

/* 服务卡片 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    transition: all 0.3s;
    border: 1px solid #eee;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,47,167,0.15);
    border-color: var(--primary-light);
}

.service-card .icon {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--primary-dark);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 优势区域 */
.advantages {
    background: var(--gray-bg);
}

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

.section-title h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
}

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

.advantage-item {
    text-align: center;
    padding: 30px;
}

.advantage-item .num {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.2;
    line-height: 1;
}

.advantage-item h3 {
    font-size: 1.2rem;
    color: var(--primary-dark);
    margin: 15px 0 10px;
}

.advantage-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 关于页面 */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 40px;
}

.about-text h3 {
    color: var(--primary-dark);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 15px;
}

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

.stat-item {
    background: var(--primary-light);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.stat-item .number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-item .label {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 5px;
}

/* 价值观 */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.value-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.06);
    border-left: 4px solid var(--primary);
}

.value-item h3 {
    color: var(--primary-dark);
    margin-bottom: 12px;
}

.value-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 联系页面 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 40px;
}

.contact-info {
    background: var(--primary);
    color: var(--white);
    padding: 40px;
    border-radius: 12px;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-item .icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.15);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.contact-item p {
    opacity: 0.9;
    font-size: 0.95rem;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

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

/* 页脚 */
footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 50px 20px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}

.footer-about h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.footer-about p {
    opacity: 0.8;
    font-size: 0.9rem;
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    margin-bottom: 15px;
}

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

.footer-links a {
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-contact p {
    opacity: 0.8;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    opacity: 0.8;
    font-size: 0.9rem;
}

/* 备案信息 */
.icp-info {
    background: var(--white);
    color: var(--text-light);
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
    font-size: 0.85rem;
}

.icp-info a {
    color: var(--primary);
}

/* 响应式 */
@media (max-width: 768px) {
    .nav-links {
        gap: 20px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-btns {
        flex-direction: column;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
}