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

:root {
    --bg-primary: #0a1628;
    --bg-secondary: #0f1f38;
    --bg-card: #1a2942;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-blue: #5b6ef5;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-orange: #f59e0b;
    --border-color: #1e3a5f;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo-text {
    font-size: 20px;
    font-weight: 400;
    color: var(--text-primary);
}

.logo-text strong {
    font-weight: 800;
}

.nav {
    display: flex;
    gap: 16px;
    align-items: center;
}

/* Buttons */
.btn-primary {
    padding: 12px 24px;
    background: white;
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.2);
}

.btn-cta {
    padding: 16px 32px;
    background: var(--accent-blue);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
    margin-top: 32px;
}

.btn-cta:hover {
    background: #4a5de0;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(91, 110, 245, 0.4);
}

.btn-cta-whatsapp {
    padding: 16px 32px;
    background: #25d366;
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 32px;
}

.btn-cta-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(37, 211, 102, 0.4);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(91, 110, 245, 0.1);
    border: 1px solid rgba(91, 110, 245, 0.3);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

/* Hero Section */
.hero {
    padding: 160px 0 120px;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.highlight {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 22px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.5;
}

.hero-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
}

.hero-description strong {
    color: var(--text-primary);
    font-weight: 600;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Problem Section */
.problem-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.problem-card {
    background: var(--bg-card);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-blue);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.problem-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.problem-icon.red {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
}

.problem-icon.blue {
    background: rgba(91, 110, 245, 0.1);
    color: var(--accent-blue);
}

.problem-icon.orange {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-orange);
}

.problem-icon.purple {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-purple);
}

.problem-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.problem-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Solution Section */
.solution-section {
    padding: 80px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.benefit-card {
    background: var(--bg-card);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-green);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.benefit-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.benefit-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Pricing Section */
.pricing-section {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 32px;
    margin-top: 48px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.pricing-card-featured {
    border-color: var(--accent-blue);
    background: linear-gradient(135deg, rgba(91, 110, 245, 0.05), rgba(139, 92, 246, 0.05));
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-blue);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.pricing-header {
    margin-bottom: 32px;
}

.plan-name {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.plan-description {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.pricing-features {
    margin-bottom: 32px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 15px;
}

.pricing-price {
    margin-bottom: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.price-old {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: line-through;
    margin-bottom: 8px;
}

.price-current {
    display: block;
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 8px;
}

.price-note {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
}

.btn-plan {
    width: 100%;
    padding: 16px;
    text-align: center;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 700;
    font-size: 15px;
    transition: all 0.3s ease;
    display: block;
}

.btn-plan-primary {
    background: var(--accent-blue);
    color: white;
}

.btn-plan-primary:hover {
    background: #4a5de0;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(91, 110, 245, 0.4);
}

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

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

/* CTA Section */
.cta-section {
    padding: 120px 0;
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.cta-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copy p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .cta-title {
        font-size: 36px;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Smooth scroll offset for fixed header */
section {
    scroll-margin-top: 80px;
}