/*
Theme Name: 雷神盾科技官网
Theme URI: https://leishendun.com/
Author: 深圳雷神盾科技有限公司
Author URI: https://leishendun.com/
Description: 专为雷神盾科技定制的企业官网主题，专注于360度全景行车记录仪和哨兵停车监控产品展示
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: leishendun-theme
*/

/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

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

ul {
    list-style: none;
}

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

/* 导航栏 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #165DFF; /* 科技蓝主色调 */
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #165DFF;
}

/* 轮播图 */
.hero {
    background: linear-gradient(135deg, #165DFF 0%, #0F3885 100%);
    color: #fff;
    padding: 120px 0;
    text-align: center;
}

.hero h1 {
    font-size: 52px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 22px;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 14px 36px;
    background-color: #fff;
    color: #165DFF;
    border-radius: 5px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    margin: 0 10px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.btn-outline {
    background-color: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-outline:hover {
    background-color: #fff;
    color: #165DFF;
}

/* 通用区块样式 */
.section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: 40px;
    margin-bottom: 20px;
    position: relative;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: #666;
    margin-bottom: 80px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: #165DFF;
    margin: 20px auto 0;
    border-radius: 2px;
}

/* 产品展示 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
}

.product-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.product-card-header {
    background: linear-gradient(135deg, #165DFF 0%, #0F3885 100%);
    color: #fff;
    padding: 30px;
    text-align: center;
}

.product-card-header h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.product-card-header p {
    font-size: 16px;
    opacity: 0.9;
}

.product-card-body {
    padding: 40px 30px;
}

.product-features {
    margin-bottom: 30px;
}

.product-features li {
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
    font-size: 16px;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #165DFF;
    font-weight: bold;
}

.product-card-footer {
    text-align: center;
}

.product-btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #165DFF;
    color: #fff;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.product-btn:hover {
    background-color: #0F3885;
}

/* 核心优势 */
.advantages {
    background-color: #f8fafc;
}

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

.advantage-card {
    text-align: center;
    padding: 40px 30px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-10px);
}

.advantage-icon {
    font-size: 48px;
    color: #165DFF;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.advantage-card p {
    color: #666;
}

/* 关于我们 */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 36px;
    margin-bottom: 25px;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 17px;
    color: #555;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #165DFF;
    margin-bottom: 5px;
}

.stat-label {
    color: #666;
    font-size: 14px;
}

/* 联系我们 */
.contact {
    background-color: #f8fafc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    font-size: 17px;
}

.contact-item span {
    margin-right: 15px;
    color: #165DFF;
    font-size: 22px;
    margin-top: 3px;
}

/* 页脚 */
.footer {
    background-color: #1e293b;
    color: #fff;
    padding: 60px 0 20px;
}

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

.footer-col h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #fff;
}

.footer-col ul li {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #334155;
    opacity: 0.6;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        height: auto;
        padding: 15px 20px;
    }
    
    .nav-menu {
        margin-top: 15px;
        gap: 20px;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}