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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 100%);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

header {
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    color: #ffd700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: #fff;
    font-size: 16px;
    padding: 8px 16px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-links a:hover {
    background: rgba(255, 215, 0, 0.2);
    color: #ffd700;
}

.hero {
    background: linear-gradient(135deg, #1a1f3a 0%, #0a0e27 50%, #1a1f3a 100%);
    padding: 150px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23ffd700" opacity="0.1"/></svg>') repeat;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.hero h1 {
    font-size: 48px;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.hero h1 span {
    color: #ffd700;
}

.hero p {
    font-size: 20px;
    color: #ccc;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.btn {
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
    color: #0a0e27;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid #ffd700;
    color: #ffd700;
}

.btn-secondary:hover {
    background: rgba(255, 215, 0, 0.1);
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    color: #fff;
    margin-bottom: 15px;
}

.section-title p {
    color: #999;
    font-size: 16px;
}

.features {
    background: #0a0e27;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05) 0%, rgba(255, 215, 0, 0.02) 100%);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.1);
}

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

.feature-card h3 {
    font-size: 22px;
    color: #ffd700;
    margin-bottom: 15px;
}

.feature-card p {
    color: #ccc;
    line-height: 1.8;
}

.products {
    background: linear-gradient(135deg, #1a1f3a 0%, #0a0e27 100%);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 215, 0, 0.1);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: #ffd700;
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
}

.product-content {
    padding: 25px;
}

.product-content h3 {
    font-size: 22px;
    color: #fff;
    margin-bottom: 10px;
}

.product-content p {
    color: #999;
    margin-bottom: 20px;
    line-height: 1.8;
}

.product-link {
    color: #ffd700;
    font-weight: bold;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.news {
    background: #0a0e27;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.news-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(255, 215, 0, 0.1);
    transition: all 0.3s ease;
}

.news-card:hover {
    border-color: #ffd700;
    transform: translateY(-5px);
}

.news-image {
    height: 200px;
    background: linear-gradient(135deg, #1a1f3a 0%, #2a2f4a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
}

.news-content {
    padding: 25px;
}

.news-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 14px;
    color: #999;
}

.news-content h3 {
    font-size: 20px;
    color: #fff;
    margin-bottom: 15px;
    line-height: 1.5;
}

.news-content p {
    color: #999;
    line-height: 1.8;
    margin-bottom: 20px;
}

.read-more {
    color: #ffd700;
    font-weight: bold;
}

.about {
    background: linear-gradient(135deg, #1a1f3a 0%, #0a0e27 100%);
}

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

.about-text h3 {
    font-size: 28px;
    color: #ffd700;
    margin-bottom: 20px;
}

.about-text p {
    color: #ccc;
    line-height: 2;
    margin-bottom: 20px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: rgba(255, 215, 0, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.stat-number {
    font-size: 36px;
    font-weight: bold;
    color: #ffd700;
    margin-bottom: 10px;
}

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

.contact {
    background: #0a0e27;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 28px;
    color: #ffd700;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 20px;
    background: rgba(255, 215, 0, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 215, 0, 0.1);
}

.contact-icon {
    font-size: 30px;
}

.contact-text h4 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 5px;
}

.contact-text p {
    color: #999;
}

.contact-form h3 {
    font-size: 28px;
    color: #ffd700;
    margin-bottom: 30px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffd700;
    background: rgba(255, 215, 0, 0.1);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

footer {
    background: #050816;
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 215, 0, 0.1);
}

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

.footer-section h4 {
    color: #ffd700;
    font-size: 20px;
    margin-bottom: 20px;
}

.footer-section p {
    color: #999;
    line-height: 1.8;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #999;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ffd700;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 215, 0, 0.1);
}

.footer-bottom p {
    color: #666;
}

.keywords-section {
    background: rgba(255, 215, 0, 0.05);
    padding: 20px;
    border-radius: 10px;
    margin-top: 40px;
}

.keywords-section h4 {
    color: #ffd700;
    margin-bottom: 15px;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.keyword-tag {
    background: rgba(255, 215, 0, 0.1);
    color: #ffd700;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

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

    .hero h1 {
        font-size: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

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