* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', sans-serif;
    background: #0a0e27;
    color: #fff;
    min-height: 100vh;
}
#particles-js {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    background: #0a0e27;
}
nav {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 0;
    background: rgba(10,14,39,0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 10;
    width: 100%;
}
nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 20px;
    font-weight: 500;
    font-size: 18px;
}
nav a:first-child {
    font-size: 22px;
    font-weight: 700;
    color: #00d9ff;
    margin-right: 40px;
}
.hero {
    text-align: center;
    padding: 60px 20px 10px;
}
.hero h1 {
    font-size: 56px;
    margin-bottom: 20px;
}
.hero p {
    font-size: 22px;
    color: #a0aec0;
    margin-bottom: 36px;
}
.btn {
    display: inline-block;
    padding: 14px 36px;
    background: linear-gradient(135deg, #00d9ff, #b24bf3);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.2s;
}
.btn:hover { transform: scale(1.05); }
.stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 0;
    margin-bottom: 40px;
}
.stats div {
    text-align: center;
    font-size: 18px;
    color: #a0aec0;
}
.stats strong {
    display: block;
    font-size: 36px;
    color: #fff;
}
footer {
    text-align: center;
    padding: 40px;
    color: #666;
    font-size: 14px;
}
footer a { color: #00d9ff; text-decoration: none; }
.catalog {
    padding: 60px 40px;
}
.catalog h1 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 36px;
}
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0,217,255,0.2);
    border-radius: 12px;
    padding: 30px;
    width: 300px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 380px;
}
.card:hover {
    border-color: #00d9ff;
    transform: translateY(-4px);
    transition: all 0.3s;
}
.card .icon { font-size: 40px; margin-bottom: 16px; }
.card h2 { font-size: 22px; margin-bottom: 12px; }
.card p { color: #a0aec0; margin-bottom: 16px; font-size: 14px; flex-grow: 1; }
.price { display: block; color: #00ff88; font-weight: 700; margin-bottom: 16px; font-size: 18px; }
.card .btn {
    display: block;
    width: 100%;
    padding: 10px 20px;
    font-size: 14px;
    margin-top: 8px;
    text-align: center;
}
.card .btn:first-of-type { margin-top: 0; }
.product-page {
    padding: 60px 40px;
    max-width: 800px;
    margin: 0 auto;
}
.back { color: #00d9ff; text-decoration: none; font-size: 16px; }
.product-page h1 { font-size: 36px; margin: 20px 0; }
.product-page p { color: #a0aec0; font-size: 18px; margin-bottom: 30px; }
.features { margin-bottom: 30px; }
.features div { padding: 8px 0; font-size: 16px; }
.tariffs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}
.tariff {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(0,217,255,0.2);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    font-size: 14px;
    color: #a0aec0;
}
.tariff strong {
    display: block;
    font-size: 24px;
    color: #00ff88;
    margin: 8px 0;
}
.pricing-table table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}
.pricing-table th {
    text-align: left;
    padding: 14px;
    background: rgba(0,217,255,0.1);
    color: #00d9ff;
    font-size: 16px;
}
.pricing-table td {
    padding: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 16px;
}
.pricing-table tr:hover td { background: rgba(255,255,255,0.03); }
.pricing-table td:first-child { font-size: 19px; font-weight: 600; }
.contacts {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 30px;
}
.contacts a {
    text-decoration: none;
    font-size: 18px;
    padding: 10px 24px;
    border-radius: 10px;
    color: #fff;
    font-weight: 600;
    transition: background 0.2s;
}
.contacts a:nth-child(1) { color: #00ff88; border: 1px solid rgba(0,255,136,0.4); }
.contacts a:nth-child(1):hover { background: rgba(0,255,136,0.15); }
.contacts a:nth-child(2) { color: #00aaff; border: 1px solid rgba(0,170,255,0.4); }
.contacts a:nth-child(2):hover { background: rgba(0,170,255,0.15); }
.contacts a:nth-child(3) { color: #ff8800; border: 1px solid rgba(255,136,0,0.4); }
.contacts a:nth-child(3):hover { background: rgba(255,136,0,0.15); }
.order-form {
    max-width: 500px;
    margin: 0 auto;
}
.order-form label {
    display: block;
    color: #a0aec0;
    margin-bottom: 6px;
    font-size: 14px;
}
.order-form input, .order-form select {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(0,217,255,0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
}
.order-form select option { background: #0a0e27; color: #fff; }
.order-form .btn { width: 100%; border: none; cursor: pointer; }
.steps {
    background: rgba(0,217,255,0.05);
    border: 1px solid rgba(0,217,255,0.15);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 30px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}
.steps h3 { color: #00d9ff; margin-bottom: 12px; font-size: 16px; }
.step-block {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
}
.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #00d9ff, #b24bf3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    flex-shrink: 0;
}
.step-block h2 { margin: 0 0 8px 0; font-size: 20px; }
.step-block p { margin: 0; font-size: 15px; }
.faq-item {
    margin-bottom: 24px;
    padding: 20px;
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
}
.faq-item h3 { color: #00d9ff; margin-bottom: 8px; font-size: 18px; }
.faq-item p { margin: 0; font-size: 15px; }
.hero-image { text-align: center; margin: 30px 0; }
.hero-image img { max-width: 800px; width: 100%; border-radius: 12px; opacity: 0.85; }
.why-us {
    display: flex;
    justify-content: center;
    gap: 40px;
    max-width: 900px;
    margin: 40px auto 60px;
    flex-wrap: wrap;
}
.why-item { text-align: center; width: 250px; }
.why-icon { font-size: 36px; margin-bottom: 12px; }
.why-item h3 { color: #fff; margin-bottom: 8px; font-size: 18px; }
.why-item p { color: #a0aec0; font-size: 14px; }
.testimonials { max-width: 700px; margin: 40px auto; padding: 0 20px; text-align: center; }
.testimonial-card {
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    text-align: left;
}
.testimonial-card p { color: #ccc; font-style: italic; margin-bottom: 8px; }
.testimonial-card span { color: #888; font-size: 14px; }
.cta { text-align: center; padding: 40px 20px; }
.cta h2 { font-size: 28px; margin-bottom: 12px; }
.cta p { color: #a0aec0; margin-bottom: 24px; }
nav a[href="/catalog"] { color: #fff !important; }

@media (max-width: 768px) {
    .hero { padding: 60px 20px 30px; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .cards { grid-template-columns: 1fr; max-width: 100%; padding: 0 20px; }
    .card { width: 100%; }
    .stats { gap: 20px; }
    .stats strong { font-size: 24px; }
    .stats div { font-size: 14px; }
    .tariffs { grid-template-columns: 1fr; }
    .product-page { padding: 40px 20px; }
    .pricing-table table { font-size: 14px; }
    .pricing-table th, .pricing-table td { padding: 10px; }
    nav {
        flex-wrap: wrap;
        padding: 10px 12px;
        gap: 6px;
        justify-content: center;
    }
    nav a { margin: 0 8px; font-size: 13px; }
    nav a:first-child {
        font-size: 15px;
        margin-right: 0;
        width: 100%;
        text-align: center;
        margin-bottom: 2px;
    }
}