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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #0c0c1e 0%, #1a1a3e 50%, #0c0c1e 100%);
    color: #fff;
    line-height: 1.6;
}

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

header {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: #00ff9d;
    text-decoration: none;
}

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

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

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

.nav-links a:hover {
    color: #00ff9d;
}

.section {
    padding: 100px 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

#home {
    text-align: center;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%2300ff9d" fill-opacity="0.1" d="M0,192L48,176C96,160,192,128,288,133.3C384,139,480,181,576,197.3C672,213,768,203,864,181.3C960,160,1056,128,1152,133.3C1248,139,1344,181,1392,202.7L1440,224L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
}

.home-content h1 {
    font-size: 56px;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #00ff9d, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.home-content p {
    font-size: 20px;
    color: #ccc;
    margin-bottom: 40px;
}

.features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 30px rgba(0, 255, 157, 0.3);
}

.feature-card i {
    font-size: 40px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #00ff9d;
}

.feature-card p {
    color: #999;
}

#products {
    background: rgba(255, 255, 255, 0.02);
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: #00ff9d;
}

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

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, #00ff9d, #00d4ff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #00ff9d;
}

.product-info p {
    color: #999;
    margin-bottom: 20px;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.product-tag {
    background: rgba(0, 255, 157, 0.2);
    color: #00ff9d;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
}

#news {
    background: rgba(0, 0, 0, 0.3);
}

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

.news-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

.news-image {
    height: 180px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.news-content {
    padding: 25px;
}

.news-date {
    color: #00ff9d;
    font-size: 14px;
    margin-bottom: 10px;
}

.news-content h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #fff;
}

.news-content p {
    color: #999;
}

#about {
    background: rgba(255, 255, 255, 0.02);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: #00ff9d;
}

.about-text p {
    color: #999;
    margin-bottom: 20px;
    font-size: 16px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
}

.stat-item .number {
    font-size: 48px;
    font-weight: bold;
    color: #00ff9d;
}

.stat-item .label {
    color: #999;
    font-size: 14px;
}

#contact {
    background: rgba(0, 0, 0, 0.3);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 50px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: #00ff9d;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
}

.form-group textarea {
    height: 150px;
    resize: none;
}

.btn {
    background: linear-gradient(135deg, #00ff9d, #00d4ff);
    color: #000;
    padding: 15px 50px;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0, 255, 157, 0.5);
}

footer {
    background: rgba(0, 0, 0, 0.5);
    padding: 50px 0;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin-bottom: 30px;
}

.footer-links li {
    margin: 0 20px;
}

.footer-links a {
    color: #999;
    text-decoration: none;
}

.footer-links a:hover {
    color: #00ff9d;
}

.copyright {
    color: #666;
    font-size: 14px;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .home-content h1 {
        font-size: 36px;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .products-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

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