:root {
    --wx-primary: #2E8B57;
    --wx-secondary: #1B5E20;
    --wx-bg: #F7F7F7;
    --wx-text: #333333;
    --wx-text-light: #666666;
    --wx-border: #EEEEEE;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: var(--wx-text);
    background-color: var(--wx-bg);
}

/* 导航栏样式 */
.wx-nav {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

.nav-menu a {
    color: var(--wx-text);
    text-decoration: none;
    padding: 8px 16px;
    margin: 0 4px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--wx-primary);
    background-color: rgba(46, 139, 87, 0.1);
}

/* 添加导航菜单项点击效果 */
.nav-menu a:active {
    transform: scale(0.98);
}

/* 主横幅样式 */
.hero-section {
    padding: 160px 20px 80px;
    background: linear-gradient(135deg, var(--wx-primary) 0%, var(--wx-secondary) 100%);
    color: white;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

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

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

.primary-btn, .secondary-btn {
    padding: 12px 30px;
    border-radius: 24px;
    border: none;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.primary-btn {
    background: white;
    color: var(--wx-primary);
    text-decoration: none;
    display: inline-block;
}

.secondary-btn {
    background: transparent;
    border: 2px solid white;
    color: white;
    text-decoration: none;
    display: inline-block;
}

/* 核心优势样式 */
.section-title {
    text-align: center;
    margin: 60px 0 40px;
    font-size: 28px;
    color: var(--wx-text);
}

.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.advantage-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

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

.advantage-icon {
    font-size: 36px;
    margin-bottom: 20px;
}

/* 产品方案样式 */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.solution-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.solution-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.solution-content {
    padding: 20px;
}

/* 页脚样式 */
.wx-footer {
    background: white;
    padding: 80px 20px 30px;
    margin-top: 80px;
    border-top: 1px solid var(--wx-border);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1.5fr 1.5fr;
    gap: 60px;
}

.footer-section h4 {
    margin-bottom: 30px;
    color: var(--wx-text);
    font-size: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background-color: var(--wx-primary);
}

.footer-section p {
    color: var(--wx-text-light);
    margin-bottom: 10px;
}

.social-links a {
    color: var(--wx-text-light);
    text-decoration: none;
    margin-right: 20px;
}

.footer-bottom {
    text-align: center;
    margin-top: 60px;
    padding-top: 25px;
    border-top: 1px solid var(--wx-border);
    color: var(--wx-text-light);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2em;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .advantage-grid,
    .solution-grid {
        grid-template-columns: 1fr;
    }
} 

/* 添加回收流程样式 */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.process-step {
    background: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--wx-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 20px;
    font-weight: bold;
}

/* 修改按钮悬停效果 */
.primary-btn:hover {
    background: var(--wx-primary);
    color: white;
}

.secondary-btn:hover {
    background: white;
    color: var(--wx-primary);
    text-decoration: none;
}

/* 添加电话按钮的点击效果 */
.secondary-btn:active {
    transform: scale(0.98);
}

/* 添加响应式调整 */
@media (max-width: 768px) {
    .process-grid {
        grid-template-columns: 1fr;
    }
} 

/* 添加预约表单样式 */
.appointment {
    padding: 40px 20px;
    background-color: white;
    margin: 60px 0;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.appointment-form {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    scroll-margin-top: 100px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--wx-text);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--wx-border);
    border-radius: 6px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--wx-primary);
    box-shadow: 0 0 0 2px rgba(46, 139, 87, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.submit-btn {
    background: var(--wx-primary);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 24px;
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background: var(--wx-secondary);
}

/* 添加响应式样式 */
@media (max-width: 768px) {
    .appointment-form {
        padding: 20px;
    }
    
    .form-group input,
    .form-group textarea {
        font-size: 14px;
    }
}

/* 修改表单验证样式 */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--wx-border);
    border-radius: 6px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--wx-primary);
    box-shadow: 0 0 0 2px rgba(46, 139, 87, 0.1);
}

/* 只在用户输入后显示验证样式 */
.form-group input:not(:placeholder-shown):invalid,
.form-group textarea:not(:placeholder-shown):invalid {
    border-color: #ff6b6b;
}

.form-group input:not(:placeholder-shown):invalid:focus,
.form-group textarea:not(:placeholder-shown):invalid:focus {
    border-color: #ff6b6b;
    box-shadow: 0 0 0 2px rgba(255, 107, 107, 0.1);
}

/* 添加输入成功的状态 */
.form-group input:not(:placeholder-shown):valid,
.form-group textarea:not(:placeholder-shown):valid {
    border-color: var(--wx-primary);
}

/* 添加平滑滚动效果 */
html {
    scroll-behavior: smooth;
} 

/* 修改锚点定位的偏移量，防止被固定导航栏遮挡 */
#hero,
#solutions,
#process,
#appointmentForm,
#footer {
    scroll-margin-top: 80px;
} 

/* 联系方式样式 */
.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    padding: 15px;
    background: var(--wx-bg);
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-2px);
}

.contact-item .icon {
    font-size: 24px;
    margin-right: 15px;
    margin-top: 3px;
}

.contact-info strong {
    display: block;
    color: var(--wx-text);
    margin-bottom: 6px;
    font-size: 16px;
}

.contact-info p {
    color: var(--wx-text-light);
    margin: 0;
    font-size: 14px;
}

/* 营业时间样式 */
.business-hours {
    background: var(--wx-bg);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.hours-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px dashed var(--wx-border);
}

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

.hours-item .day {
    color: var(--wx-text);
    font-weight: 500;
    font-size: 15px;
}

.hours-item .time {
    color: var(--wx-primary);
    font-weight: 500;
    font-size: 15px;
}

.hours-note {
    display: flex;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--wx-border);
    color: var(--wx-text-light);
    font-size: 14px;
}

.hours-note .icon {
    margin-right: 8px;
}

/* 社交链接样式 */
.social-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.social-item {
    display: flex;
    align-items: center;
    color: var(--wx-text);
    text-decoration: none;
    padding: 15px;
    background: var(--wx-bg);
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.social-item:hover {
    background: var(--wx-primary);
    color: white;
    transform: translateY(-2px);
}

.social-item .icon {
    margin-right: 12px;
    font-size: 24px;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .wx-footer {
        padding: 40px 20px 20px;
    }
    
    .footer-section {
        padding: 0;
    }
    
    .contact-item,
    .business-hours,
    .social-item {
        padding: 15px;
    }
} 

/* 添加联系方式链接样式 */
.contact-link {
    color: var(--wx-primary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--wx-secondary);
    text-decoration: underline;
}

/* 修改联系信息样式 */
.contact-info p,
.contact-info .contact-link {
    color: var(--wx-text-light);
    margin: 0;
    font-size: 14px;
}

.contact-info .contact-link {
    display: block;
} 

/* 添加logo容器样式 */
.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 40px;
    width: 40px;
    border-radius: 4px;
}

.company-name {
    line-height: 1.2;
}

.company-name h1 {
    font-size: 20px;
    color: var(--wx-text);
    margin: 0;
}

.company-name p {
    font-size: 12px;
    color: var(--wx-text-light);
    margin: 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .company-name p {
        display: none;
    }
    
    .company-name h1 {
        font-size: 18px;
    }
} 

/* 在已有的样式后面添加 */
.submit-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    opacity: 0.7;
}

.submit-btn:disabled:hover {
    background: #ccc;
}