/* 全局样式 */
:root {
    --primary-color: #2c8a43;
    --secondary-color: #1a5e2d;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-color: #eaeaea;
}

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

body {
    font-family: "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

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

/* 顶部导航 */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

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

.logo img {
    height: 60px;
    margin-right: 15px;
}

.logo h1 {
    font-size: 24px;
    color: var(--primary-color);
}

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

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 16px;
    padding: 10px;
    transition: color 0.3s;
}

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

/* Banner区域 */
.banner {
    height: 600px;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('/Public/Img/linye.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
    margin-top: 80px;
}

.banner-content {
    width: 100%;
    color: #fff;
    padding: 40px;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(5px);
    border-radius: 10px;
    margin: 0 auto;
    max-width: 800px;
}

.banner h2 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner p {
    font-size: 24px;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.banner-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    backdrop-filter: blur(5px);
}

.btn-primary {
    background: rgba(44, 138, 67, 0.9);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.6);
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    background: rgba(44, 138, 67, 1);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.8);
}

/* 数据概览 */
.stats {
    padding: 60px 0;
    background: var(--light-gray);
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-item {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-item i {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.stat-info h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.stat-info p {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: bold;
}

/* 特色树种 */
.featured {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    color: var(--text-color);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.featured-item {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.featured-item:hover {
    transform: translateY(-5px);
}

.featured-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.featured-item h3 {
    padding: 20px;
    font-size: 20px;
}

.featured-item p {
    padding: 0 20px 20px;
    color: #666;
}

/* 新闻动态 */
.news {
    padding: 80px 0;
    background: var(--light-gray);
}

.news-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.news-main {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
}

.news-main img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.news-content {
    padding: 20px;
}

.news-content h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.news-content p {
    color: #666;
    margin-bottom: 15px;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
}

.news-list {
    background: #fff;
    border-radius: 10px;
    padding: 20px;
}

.news-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

.news-item:last-child {
    border-bottom: none;
}

.date {
    color: #999;
    font-size: 14px;
}

.news-item h4 {
    margin-top: 5px;
    font-size: 16px;
}

/* 政策法规 */
.policy {
    padding: 80px 0;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.policy-item {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.policy-item:hover {
    transform: translateY(-5px);
}

.policy-item i {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.policy-item h3 {
    margin-bottom: 15px;
}

.policy-item p {
    color: #666;
    margin-bottom: 20px;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 14px;
}

/* 联系我们 */
.contact {
    padding: 80px 0;
    background: var(--light-gray);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.contact-info {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.info-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin-right: 15px;
    width: 40px;
}

.contact-qrcode {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.contact-qrcode img {
    width: 200px;
    margin-bottom: 15px;
}

/* 页脚 */
.footer {
    background: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    margin: 5px 0;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .stats .container,
    .featured-grid,
    .policy-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav ul {
        display: none;
    }
    
    .stats .container,
    .featured-grid,
    .policy-grid,
    .news-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .banner h2 {
        font-size: 36px;
    }
    
    .banner p {
        font-size: 18px;
    }
}