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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
}

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

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 15px 0;
    position: sticky;
    top: 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 {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 22px;
    font-weight: bold;
    color: white;
}

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

.nav-link {
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #ffd700;
}

.header-actions {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 8px 20px;
    border: none;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

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

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.btn-lg {
    padding: 12px 30px;
    font-size: 16px;
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-block {
    width: 100%;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    text-align: center;
    color: white;
}

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

.hero-title {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.3;
}

.emoji {
    font-size: 36px;
    margin-right: 10px;
}

.hero-description {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.feature-icon {
    font-size: 24px;
}

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

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 32px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.section-description {
    font-size: 16px;
    color: #666;
}

.products {
    padding: 80px 0;
    background: white;
}

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

.product-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.product-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.product-description {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.product-features {
    list-style: none;
    text-align: left;
}

.product-features li {
    font-size: 14px;
    color: #555;
    margin-bottom: 8px;
}

.news {
    padding: 80px 0;
    background: #f5f7fa;
}

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

.news-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.news-category {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    margin-bottom: 15px;
}

.news-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 12px;
}

.news-content {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.news-time {
    font-size: 12px;
    color: #999;
}

.news-tag {
    font-size: 12px;
    color: #667eea;
}

.about {
    padding: 80px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.about-text h3 {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    margin-bottom: 20px;
}

.about-text p {
    font-size: 15px;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    color: white;
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-box {
    text-align: center;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 12px;
}

.feature-emoji {
    font-size: 40px;
    margin-bottom: 15px;
}

.feature-box h4 {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.feature-box p {
    font-size: 13px;
    color: #666;
}

.contact {
    padding: 80px 0;
    background: #f5f7fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-icon {
    font-size: 28px;
}

.contact-detail {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 13px;
    color: #999;
}

.contact-value {
    font-size: 16px;
    color: #333;
    font-weight: 500;
}

.contact-form {
    background: white;
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.contact-form h3 {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 25px;
}

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

.form-input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
}

.form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    resize: vertical;
    transition: border-color 0.3s ease;
}

.form-textarea:focus {
    outline: none;
    border-color: #667eea;
}

.footer {
    background: #1a1a2e;
    color: white;
    padding: 60px 0 20px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-desc {
    font-size: 14px;
    color: #999;
    line-height: 1.6;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #667eea;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-icon {
    font-size: 28px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.social-icon:hover {
    transform: scale(1.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    font-size: 13px;
    color: #666;
}

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

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

    .hero-title {
        font-size: 28px;
    }

    .hero-features {
        gap: 20px;
    }

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

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

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

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