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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --text-light: #f8fafc;
    --text-gray: #cbd5e1;
    --success-color: #10b981;
    --warning-color: #f59e0b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--darker-bg);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.navbar-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-light);
    text-decoration: none;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

.hero {
    padding: 180px 40px 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 1000px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: 25px;
    line-height: 1.1;
    background: linear-gradient(135deg, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .highlight {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 22px;
    color: var(--text-gray);
    margin-bottom: 40px;
    line-height: 1.6;
}

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

.hero .btn {
    padding: 16px 40px;
    font-size: 18px;
}

.badge {
    display: inline-block;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 30px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.stats {
    padding: 80px 40px;
    background: rgba(15, 23, 42, 0.5);
}

.stats-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 18px;
    color: var(--text-gray);
}

.section {
    padding: 100px 40px;
}

.section-dark {
    background: var(--dark-bg);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 20px;
    color: var(--text-gray);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: rgba(15, 23, 42, 0.8);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid rgba(59, 130, 246, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

.how-it-works {
    max-width: 1000px;
    margin: 0 auto;
}

.steps {
    display: grid;
    gap: 40px;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 30px;
    align-items: start;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    color: white;
}

.step-content h3 {
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.step-content p {
    color: var(--text-gray);
    font-size: 18px;
    line-height: 1.7;
}

.testimonials {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: rgba(15, 23, 42, 0.8);
    padding: 35px;
    border-radius: 16px;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.testimonial-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin-right: 15px;
}

.testimonial-info h4 {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 3px;
}

.testimonial-info p {
    font-size: 14px;
    color: var(--text-gray);
}

.testimonial-text {
    color: var(--text-gray);
    font-style: italic;
    line-height: 1.7;
}

.stars {
    color: #f59e0b;
    margin-bottom: 15px;
    font-size: 18px;
}

.pricing {
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.pricing-card {
    background: rgba(15, 23, 42, 0.8);
    padding: 40px;
    border-radius: 16px;
    border: 2px solid rgba(59, 130, 246, 0.1);
    text-align: center;
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.3);
}

.pricing-card h3 {
    font-size: 28px;
    margin-bottom: 10px;
    color: var(--text-light);
}

.pricing-card .price {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
    margin: 20px 0;
}

.pricing-card .price span {
    font-size: 20px;
    color: var(--text-gray);
}

.pricing-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    color: var(--text-gray);
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.pricing-features li:before {
    content: "✓";
    color: var(--success-color);
    font-weight: bold;
    margin-right: 10px;
}

.cta {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(37, 99, 235, 0.2));
    padding: 100px 40px;
    text-align: center;
}

.cta h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text-light);
}

.cta p {
    font-size: 22px;
    color: var(--text-gray);
    margin-bottom: 40px;
}

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

.faq-item {
    background: rgba(15, 23, 42, 0.8);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.faq-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--text-light);
}

.faq-item p {
    color: var(--text-gray);
    line-height: 1.7;
}

.footer {
    background: var(--darker-bg);
    padding: 60px 40px 30px;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--text-light);
}

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

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

.footer-section ul li a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
    text-align: center;
    color: var(--text-gray);
}

@media (max-width: 768px) {
    .navbar-content {
        padding: 0 20px;
    }

    .hero {
        padding: 140px 20px 80px;
    }

    .hero h1 {
        font-size: 40px;
    }

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

    .section {
        padding: 60px 20px;
    }

    .section-header h2 {
        font-size: 36px;
    }

    .features-grid,
    .testimonials,
    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .step {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .step-number {
        margin: 0 auto 20px;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
}