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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #0f1419;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 20, 25, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: white;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 2px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Main */
.main {
    padding-top: 70px;
}

.section {
    padding: 80px 0;
    position: relative;
}

.section.bg-dark {
    background: #1a1f2e;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: white;
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 50px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0f1419 0%, #1a1f2e 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: white;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 14px 32px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.payment-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

.floating-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 24px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.card-header {
    margin-bottom: 16px;
}

.card-dots {
    display: flex;
    gap: 6px;
}

.card-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.model-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: white;
    font-weight: 500;
}

.model-icon {
    font-size: 1.2rem;
}

.model-status {
    color: #4CAF50;
    margin-left: auto;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.3);
}

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

.feature-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
}

.feature-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Pricing */
.pricing-table {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 60px;
}

.pricing-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    font-weight: 600;
}

.pricing-header > div {
    padding: 20px;
    text-align: center;
}

.pricing-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
}

.pricing-row:last-child {
    border-bottom: none;
}

.pricing-row > div {
    padding: 20px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-type {
    display: flex !important;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.service-icon {
    font-size: 1.2rem;
}

.price {
    font-weight: 700;
    color: #4CAF50;
}

/* Payment Form */
.payment-form-container {
    max-width: 500px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
}

.payment-form-container h3 {
    color: white;
    text-align: center;
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    color: white;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group select,
.form-group input[type="email"] {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group select:focus,
.form-group input[type="email"]:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.form-group select option {
    background: #1a1f2e;
    color: white;
}

.checkbox-label {
    display: flex !important;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.8) !important;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    position: relative;
    flex-shrink: 0;
    margin-top: 2px;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-color: #667eea;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: -2px;
    left: 2px;
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.link {
    color: #667eea;
    text-decoration: none;
}

.link:hover {
    text-decoration: underline;
}

.payment-info {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 1.5rem;
}

.payment-info p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Delivery Steps */
.delivery-steps {
    display: grid;
    gap: 40px;
    margin-bottom: 60px;
}

.step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.step-content p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.delivery-info {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
}

.delivery-info h3 {
    color: white;
    text-align: center;
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-item h4 {
    color: white;
    margin-bottom: 8px;
}

.info-item p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

/* Contacts */
.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.contact-info h3,
.requisites h3 {
    color: white;
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 4px;
}

.contact-item strong {
    color: white;
}

.contact-item {
    color: rgba(255, 255, 255, 0.8);
}

.requisites-table {
    display: grid;
    gap: 16px;
}

.req-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.req-label {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.req-value {
    color: white;
    font-weight: 600;
}

.legal-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.legal-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.legal-link:hover {
    color: #764ba2;
}

/* Legal Sections */
.legal-section {
    color: white;
}

.legal-section .container {
    max-width: 800px;
}

.legal-section h2 {
    color: white;
    text-align: center;
    margin-bottom: 40px;
}

.legal-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
}

.legal-content h3 {
    color: white;
    margin: 32px 0 16px 0;
}

.legal-content h3:first-child {
    margin-top: 0;
}

.legal-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 16px;
    line-height: 1.6;
}

.legal-content ul {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 16px;
    padding-left: 20px;
}

.legal-content li {
    margin-bottom: 8px;
}

.signature {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: right;
}

.signature p {
    margin-bottom: 4px;
}

/* Full Requisites */
.full-requisites {
    display: grid;
    gap: 40px;
}

.req-section h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.req-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
}

.req-table td {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.req-table tr:last-child td {
    border-bottom: none;
}

.req-table td:first-child {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    width: 200px;
}

.req-table td:last-child {
    color: white;
    font-weight: 600;
}

/* Footer */
.footer {
    background: #0a0f14;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 18px;
    font-weight: 700;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-info {
    text-align: right;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav {
        display: none;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contacts-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .pricing-header,
    .pricing-row {
        grid-template-columns: 1fr;
        text-align: left;
    }
    
    .pricing-header > div,
    .pricing-row > div {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .pricing-header > div:last-child,
    .pricing-row > div:last-child {
        border-bottom: none;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 24px;
    }
    
    .footer-info {
        text-align: center;
    }
    
    .legal-links {
        gap: 16px;
    }
    
    .legal-content {
        padding: 24px;
    }
    
    .req-table td:first-child {
        width: 120px;
    }
}