/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #22c55e; /* 绿色主题 */
    --secondary-color: #16a34a; /* 深绿色主题 */
    --accent-color: #34d399; /* 较亮的绿色主题 */
    --text-color: #1f2937;
    --text-light: #6b7280;
    --background: #ffffff;
    --background-alt: #f3f4f6;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --border-radius: 12px;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-menu .login-link {
    color: white;
    background: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: background 0.3s;
}

.nav-menu .login-link:hover {
    background: var(--secondary-color);
    color: white;
}

/* 英雄区域 */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    display: flex;
    align-items: center;
    flex-direction: column;
    padding: 20rem 2rem; /* 增加内边距以向下调整内容 */
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 700px;
    margin-bottom: 2rem;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-badges {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.cta-button {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    font-weight: 600;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* 关于区域 */
.about {
    padding: 5rem 0;
    background: var(--background-alt);
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.about p {
    text-align: center;
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

/* 服务区域 */
.services {
    padding: 5rem 0;
    background: var(--background);
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

/* 联系区域 */
.contact {
    padding: 5rem 0;
    background: var(--background-alt);
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* 左右布局 */
    gap: 4rem;
    align-items: start;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.contact-form button {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.contact-form button:hover {
    background: var(--secondary-color);
}

/* 页脚 */
.footer {
    background: var(--text-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
}

.icp-info {
    font-size: 0.875rem;
    opacity: 0.8;
}

.icp-info a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.icp-info a:hover {
    opacity: 0.7;
}

.police-record {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.police-icon {
    width: 16px;
    height: 16px;
    vertical-align: middle;
}

.separator {
    margin: 0 0.5rem;
    opacity: 0.6;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.25rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--accent-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 3rem 1rem; /* 调整响应式设计的内边距 */
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr; /* 响应式设计中变为单列 */
        gap: 2rem;
    }
    
    .footer .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        display: none;
    }
}