/* 服务卡片 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border-color: #667eea;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

/* 特色功能 */
.features {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: scale(1.05);
}

.feature-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #ff6b6b, #ff8e53);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-weight: bold;
    font-size: 1.2rem;
}

/* 发展历程 */
.timeline-section {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.3), rgba(255,255,255,0.8), rgba(255,255,255,0.3));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin: 3rem 0;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.timeline-item.animated {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(odd) .timeline-content {
    left: 0;
    right: 55%;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-content {
    left: 55%;
    right: 0;
    text-align: left;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 20px;
    width: 20px;
    height: 20px;
    background: white;
    border: 4px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 0 20px rgba(255,255,255,0.5);
}

.timeline-content {
    position: relative;
    background: rgba(255, 255, 255, 0.15);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.timeline-year {
    font-size: 1.2rem;
    font-weight: bold;
    color: #ffd700;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.timeline-content p {
    line-height: 1.6;
    opacity: 0.9;
}

/* 统计数据 */
.stats-section {
    margin-top: 4rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #ffd700;
    margin-bottom: 0.5rem;
    font-family: 'Arial', sans-serif;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* 联系我们 */
.contact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(45deg, #ff6b6b, #ff8e53);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

@media (max-width: 768px) {
    .services-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        left: 70px;
        right: 0;
        text-align: left;
    }

    .timeline-dot {
        left: 30px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-title {
        font-size: 2rem;
    }
}

/* 联系我们 */
.contact {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: white;
}

/* 二维码样式 */
.qr-code {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qr-image {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    background: white;
    padding: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.qr-tip {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.5rem;
}

/* 电话样式 */
.phone-number {
    display: block;
    font-size: 1.8rem;
    font-weight: bold;
    color: #ffd700;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.phone-number:hover {
    color: #fff;
    transform: scale(1.05);
}

.phone-tip {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.5rem;
}

/* 地址样式 */
.address-text {
    margin: 0.5rem 0;
    font-size: 1rem;
}

.map-btn {
    background: linear-gradient(45deg, #ff6b6b, #ff8e53);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.map-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

/* 地图容器 */
.map-container {
    margin-top: 3rem;
    border-radius: 20px;
    overflow: hidden;
    background: white;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: relative;
}

#baiduMap {
    width: 100%;
    height: 400px;
}

.close-map-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    z-index: 1000;
    transition: all 0.3s ease;
}

.close-map-btn:hover {
    background: rgba(0, 0, 0, 0.9);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .qr-image {
        width: 120px;
        height: 120px;
    }
    
    .phone-number {
        font-size: 1.5rem;
    }
    
    .contact-card {
        padding: 1.5rem;
    }
    
    #baiduMap {
        height: 300px;
    }
}