:root {
    --primary-color: #2e7d32;
    --secondary-color: #81c784;
    --accent-color: #ffab00;
    --text-color: #333;
    --light-text: #f5f5f5;
    --background: #f1f8e9;
    --card-bg: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部样式 */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-text);
    padding: 20px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path fill="%23ffffff10" d="M30,10L50,30L70,10L90,30L70,50L90,70L70,90L50,70L30,90L10,70L30,50L10,30L30,10Z"/></svg>');
    opacity: 0.1;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
}

.nav-links a:hover {
    color: var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
}

/* 英雄区域 */
.hero {
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path fill="%2381c78420" d="M20,20L80,20L80,80L20,80Z" transform="rotate(45 50 50)"/></svg>'), linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    background-size: cover;
    color: var(--light-text);
    padding: 80px 0;
    text-align: center;
    position: relative;
}

.hero::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(to bottom right, transparent 49%, var(--background) 50%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--text-color);
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background-color: #ffb300;
}

/* 主要内容区域 */
.main-content {
    padding: 60px 0;
}

.section {
    margin-bottom: 60px;
}

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

.section-title h2 {
    font-size: 2rem;
    color: var(--primary-color);
    display: inline-block;
    padding: 0 20px;
    background-color: var(--background);
    position: relative;
    z-index: 1;
}

.section-title::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--primary-color), transparent);
    z-index: 0;
}

/* 卡片样式 */
.card {
    background-color: var(--card-bg);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    padding: 30px;
    margin-bottom: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid var(--primary-color);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

/* 特色服务 */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* 服务展示 */
.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.service-card {
    text-align: center;
    padding: 25px;
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

/* 联系方式 */
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.contact-card {
    text-align: center;
    padding: 25px;
}

.contact-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* 页脚 */
footer {
    background: linear-gradient(135deg, var(--primary-color), #1b5e20);
    color: var(--light-text);
    padding: 40px 0 20px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links li {
    margin: 0 15px;
}

.footer-links a {
    color: var(--light-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.copyright {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-links {
        margin-top: 20px;
        justify-content: center;
    }
    
    .nav-links li {
        margin: 0 10px;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .features, .services, .contact-methods {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animated {
    animation: fadeIn 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

/* 装饰元素 */
.leaf-decoration {
    position: absolute;
    opacity: 0.1;
    z-index: 0;
}

.leaf-1 {
    top: 10%;
    left: 5%;
    font-size: 100px;
    transform: rotate(-15deg);
    color: var(--primary-color);
}

.leaf-2 {
    bottom: 15%;
    right: 5%;
    font-size: 80px;
    transform: rotate(25deg);
    color: var(--secondary-color);
}