/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #cbd5e1;
    background: linear-gradient(180deg, #020617 0%, #0f172a 50%, #020617 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #1e293b;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
}

.logo svg {
    color: #3b82f6;
}

.nav-links {
    display: none;
    gap: 1.5rem;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #fff;
}

.nav-cta {
    background: #2563eb;
    color: #fff;
    padding: 0.5rem 1.5rem;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s;
}

.nav-cta:hover {
    background: #1d4ed8;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

/* Hero Section */
.hero {
    padding: 8rem 1.5rem 5rem;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: #fff;
    margin-bottom: 1.5rem;
}

.hero h1 .highlight {
    color: #3b82f6;
}

.hero-description {
    font-size: 1.25rem;
    max-width: 42rem;
    margin: 0 auto 2rem;
    color: #cbd5e1;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #2563eb;
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    transition: background 0.3s;
    width: 100%;
    max-width: 280px;
}

.btn-primary:hover {
    background: #1d4ed8;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    border: 2px solid #334155;
    transition: all 0.3s;
    width: 100%;
    max-width: 280px;
}

.btn-secondary:hover {
    border-color: #475569;
    background: #1e293b;
}

.promo-text {
    font-size: 0.875rem;
    color: #94a3b8;
}

@media (min-width: 640px) {
    .hero h1 {
        font-size: 3.75rem;
    }
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero h1 {
        font-size: 4.5rem;
    }
}

/* Benefits Section */
.benefits {
    padding: 5rem 1.5rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: #fff;
    text-align: center;
    margin-bottom: 3rem;
}

.benefits-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
}

.benefit-card {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1rem;
    padding: 2rem;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.2);
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.benefit-icon svg {
    color: #3b82f6;
}

.benefit-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.75rem;
}

.benefit-card p {
    color: #94a3b8;
    line-height: 1.8;
}

@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* How To Section */
.howto {
    padding: 5rem 1.5rem;
}

.howto-steps {
    max-width: 56rem;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 1rem;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: #2563eb;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 1.125rem;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: #94a3b8;
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    padding: 5rem 1.5rem;
}

.cta-box {
    max-width: 56rem;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(147, 51, 234, 0.2));
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1.5rem;
    padding: 3rem;
    text-align: center;
}

.cta-box h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.cta-box p {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2rem;
}

/* Pricing Section */
.pricing {
    padding: 5rem 1.5rem;
}

.pricing-subtitle {
    font-size: 1.25rem;
    color: #cbd5e1;
    text-align: center;
    margin-bottom: 3rem;
}

.pricing-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
}

.pricing-card {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1.5rem;
    padding: 2rem;
    position: relative;
}

.pricing-card.popular {
    border: 2px solid #2563eb;
}

.popular-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background: #2563eb;
    color: #fff;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 700;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.price-period {
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

.savings {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.savings.blue {
    color: #60a5fa;
}

.savings.green {
    color: #4ade80;
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    display: flex;
    gap: 0.5rem;
    color: #cbd5e1;
    margin-bottom: 0.75rem;
}

.features-list svg {
    flex-shrink: 0;
    color: #3b82f6;
    margin-top: 0.25rem;
}

@media (min-width: 768px) {
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Platforms Section */
.platforms {
    padding: 5rem 1.5rem;
}

.platforms-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

.platform-card {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    text-decoration: none;
    transition: border-color 0.3s;
}

.platform-card:hover {
    border-color: #2563eb;
}

.platform-icon {
    font-size: 3.75rem;
    margin-bottom: 1rem;
}

.platform-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.platform-card p {
    font-size: 0.875rem;
    color: #94a3b8;
}

@media (min-width: 768px) {
    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .platforms-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Reviews Section */
.reviews {
    padding: 5rem 1.5rem;
}

.reviews-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

.review-card {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1rem;
    padding: 1.5rem;
}

.stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.star {
    width: 20px;
    height: 20px;
    color: #eab308;
}

.review-text {
    color: #cbd5e1;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.reviewer-name {
    font-weight: 600;
    color: #fff;
}

.reviewer-location {
    font-size: 0.875rem;
    color: #94a3b8;
}

@media (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Guarantee Section */
.guarantee {
    padding: 5rem 1.5rem;
}

.guarantee-box {
    max-width: 56rem;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(12px);
    border: 1px solid #1e293b;
    border-radius: 1.5rem;
    padding: 3rem;
    text-align: center;
}

.guarantee-icon {
    width: 80px;
    height: 80px;
    background: rgba(34, 197, 94, 0.2);
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.guarantee-icon svg {
    color: #22c55e;
}

.guarantee-box h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.guarantee-box p {
    font-size: 1.25rem;
    color: #cbd5e1;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.guarantee-box p:last-child {
    color: #94a3b8;
    margin-bottom: 0;
}

/* SEO Content Section */
.seo-content {
    padding: 5rem 1.5rem;
}

.seo-content article {
    max-width: 56rem;
    margin: 0 auto;
}

.seo-content h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
}

.seo-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin: 2rem 0 1rem;
}

.seo-content p {
    font-size: 1.125rem;
    color: #cbd5e1;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.seo-content strong {
    color: #fff;
}

/* Footer */
.footer {
    border-top: 1px solid #1e293b;
    padding: 3rem 1.5rem;
}

.footer .container {
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 2rem;
}

.footer-logo svg {
    color: #3b82f6;
}

.footer-text {
    color: #94a3b8;
}