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

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    width: 80%;
    margin: 0 auto;
    max-width: 1200px;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 15px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo h1 {
    color: #fff;
    font-size: 24px;
    font-weight: bold;
}

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

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

.nav ul li a:hover,
.nav ul li a.active {
    color: #ffd700;
}

.contact-btn a {
    background: #ff6b6b;
    color: #fff;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
}

.contact-btn a:hover {
    background: #ee5a5a;
}

.banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 150px 0 100px;
    text-align: center;
    color: #fff;
}

.banner-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 20px;
    margin-bottom: 40px;
}

.features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-item .icon {
    background: rgba(255, 255, 255, 0.2);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.order-btn {
    background: #ff6b6b;
    color: #fff;
    border: none;
    padding: 15px 50px;
    font-size: 18px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s;
}

.order-btn:hover {
    background: #ee5a5a;
    transform: translateY(-3px);
}

.section-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 10px;
    color: #333;
}

.section-desc {
    text-align: center;
    color: #666;
    margin-bottom: 50px;
}

.services {
    padding: 80px 0;
    background: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}

.service-card p {
    color: #666;
    margin-bottom: 20px;
}

.service-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    padding: 10px 30px;
    border-radius: 25px;
    cursor: pointer;
    transition: background 0.3s;
}

.service-btn:hover {
    background: linear-gradient(135deg, #5a6fd6 0%, #6a4192 100%);
}

.compare {
    padding: 80px 0;
    background: #fff;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.compare-row {
    display: grid;
    grid-template-columns: 20% 40% 40%;
    border-bottom: 1px solid #eee;
}

.compare-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-weight: bold;
}

.compare-cell {
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.compare-header .compare-cell {
    text-align: center;
}

.our-service {
    background: #f0f4ff;
}

.traditional {
    background: #fff5f5;
}

.desc {
    font-size: 12px;
    color: #888;
    margin-top: 5px;
    font-weight: normal;
}

.process {
    padding: 80px 0;
    background: #f8f9fa;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.step-icon {
    font-size: 60px;
    margin-bottom: 20px;
    margin-top: 30px;
}

.process-step h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}

.process-step p {
    color: #666;
}

.news {
    padding: 80px 0;
    background: #fff;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.news-item {
    display: flex;
    gap: 20px;
    background: #f8f9fa;
    padding: 25px;
    border-radius: 15px;
    transition: transform 0.3s;
}

.news-item:hover {
    transform: translateX(10px);
}

.news-image {
    font-size: 50px;
    flex-shrink: 0;
}

.news-content h3 {
    margin-bottom: 10px;
    color: #333;
}

.news-content p {
    color: #666;
    margin-bottom: 10px;
}

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

.footer {
    background: #333;
    color: #fff;
    padding: 50px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3 {
    margin-bottom: 15px;
}

.footer-section p {
    color: #ccc;
    margin-bottom: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #666;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 30px;
    cursor: pointer;
    color: #999;
}

.modal-close:hover {
    color: #333;
}

.modal-content h3 {
    margin-bottom: 20px;
    color: #333;
}

.modal-content p {
    color: #666;
    margin-bottom: 30px;
}

.modal-order-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    padding: 15px 50px;
    border-radius: 30px;
    font-size: 16px;
    cursor: pointer;
}

.modal-order-btn:hover {
    opacity: 0.9;
}

@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
    }

    .nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav ul li {
        margin: 10px;
    }

    .banner-content h2 {
        font-size: 28px;
    }

    .features {
        gap: 20px;
    }

    .compare-row {
        grid-template-columns: 100%;
    }

    .news-item {
        flex-direction: column;
    }
}