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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

header {
    background: rgba(128, 128, 128, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
}

.language-switcher {
    display: flex;
    align-items: center;
}

.globe-btn {
    background: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 24px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.globe-btn:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
}

.hero {
    text-align: center;
    padding: 40px 0;
    color: white;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

.btn-green {
    background: linear-gradient(45deg, #28a745, #20c997);
    color: white;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.4);
}

.btn-green:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.features {
    background: white;
    padding: 40px 0;
}

.features h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s;
}

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

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

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

.referral-section {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.referral-section h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.referral-section p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.referral-steps {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 30px;
    margin: 30px auto;
    max-width: 600px;
}

.referral-steps h4 {
    margin-bottom: 15px;
}

.referral-steps ul {
    list-style: none;
    text-align: left;
}

.referral-steps li {
    padding: 5px 0;
    opacity: 0.9;
}

.how-it-works {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    padding: 40px 0;
    color: white;
}

.how-it-works h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
    justify-items: center;
}

.steps-row-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 40px;
    justify-items: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.step p {
    opacity: 0.9;
}

.pricing {
    background: white;
    padding: 40px 0;
}

.pricing h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    background: #f8f9fa;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    border: 2px solid transparent;
    transition: all 0.3s;
}

.pricing-card.popular {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: scale(1.05);
}

.pricing-card.popular::before {
    content: "Популярно 🔥";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #ff6b6b;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: 600;
}

.pricing-card.free::before {
    content: "Бесплатно!";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #28a745;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: 600;
}

.pricing-card.economy::before {
    content: "Скидка 17%";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #28a745;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.price {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.price-period {
    opacity: 0.7;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #4CAF50;
    font-weight: bold;
}

.pricing-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.pricing-buttons .btn {
    flex: 1;
    min-width: 140px;
    max-width: 200px;
    text-align: center;
    justify-content: center;
}

.audience-section {
    background: #f8f9fa;
    padding: 40px 0;
}

.audience-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.audience-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: transform 0.3s;
}

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

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

.faq-section {
    background: white;
    padding: 20px 0;
}

.faq-section h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #333;
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    background: #f8f9fa;
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-question::after {
    content: "+";
    font-size: 20px;
    transition: transform 0.3s;
}

.faq-question.active::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer.open {
    padding: 20px;
    max-height: 500px;
}

.payment-methods {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 20px;
    margin: 40px 0;
}

.payment-methods h3 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.payment-method {
    background: white;
    padding: 20px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: transform 0.3s;
}

.payment-method:hover {
    transform: translateY(-3px);
}

.payment-icon {
    font-size: 32px;
}

.payment-info h4 {
    margin-bottom: 5px;
}

.payment-info p {
    color: #666;
    font-size: 14px;
}

footer {
    background: #1a1a1a;
    color: white;
    padding: 50px 0 20px;
    text-align: center;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
    text-align: left;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    opacity: 0.7;
}

.privacy-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
}

.modal-content {
    background: white;
    margin: 5% auto;
    padding: 40px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    border-radius: 20px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 30px;
    cursor: pointer;
    color: #666;
}

.close-modal:hover {
    color: #000;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 18px;
    }

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

    .nav-links {
        display: none;
    }

    .pricing-card.popular {
        transform: none;
    }

    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 15px;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .steps-row-2 {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .pricing-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .pricing-buttons .btn {
        flex: none;
        max-width: none;
    }
}