/* Configurações Globais e Variáveis Premium */
:root {
    --bg-main: #020617; /* Um azul negro muito sofisticado */
    --bg-secondary: #0f172a;
    --bg-glass: rgba(255, 255, 255, 0.02);
    --border-glass: rgba(255, 255, 255, 0.06);
    
    --text-main: #f8fafc;
    --text-muted: #cbd5e1;
    
    --primary: #6366f1; /* Indigo vibrante */
    --primary-hover: #4f46e5;
    --secondary: #8b5cf6; /* Violet */
    --accent: #22d3ee; /* Ciano para toques tecnológicos */
    
    --gradient-text: linear-gradient(135deg, var(--text-main) 0%, var(--text-muted) 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.4) 100%);
    
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 8px;
    
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    letter-spacing: -0.015em;
}

/* Tipografia e Utilidades */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.glass-panel {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.section {
    padding: 120px 0;
}

.alternate-bg {
    background-color: var(--bg-secondary);
    position: relative;
}

/* Linha divisória sutil */
.alternate-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-glass), transparent);
}

.section-title {
    text-align: center;
    margin-bottom: 72px;
}

.section-title h2 {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.025em;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.125rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Botões */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 14px 28px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    letter-spacing: 0.02em;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    border: none;
    box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.5);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -5px rgba(99, 102, 241, 0.6);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    border: 1px solid var(--border-glass);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1.125rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 24px 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(2, 6, 23, 0.85); /* Slate 950 com opacidade */
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-glass);
    padding: 16px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--text-main);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 200px 0 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.glow-blob {
    position: absolute;
    width: 800px;
    height: 800px;
    background: var(--gradient-glow);
    border-radius: 50%;
    filter: blur(150px);
    z-index: -1;
    opacity: 0.4;
    pointer-events: none;
}

.blob-1 {
    top: -200px;
    left: -200px;
}

.blob-2 {
    bottom: -300px;
    right: -200px;
    opacity: 0.3;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.hero-text h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 24px;
    letter-spacing: -1.5px;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-muted);
    font-weight: 300;
    margin-bottom: 40px;
    max-width: 90%;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 48px;
}

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

.avatars {
    display: flex;
}

.avatars img, .avatar-more {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--bg-main);
    margin-left: -12px;
}

.avatars img:first-child {
    margin-left: 0;
}

.avatar-more {
    background: var(--bg-secondary);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    z-index: 10;
}

.social-proof span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Mockup de Interface no Hero */
.hero-image {
    padding: 24px;
    transform: perspective(1200px) rotateY(-8deg) rotateX(4deg);
    box-shadow: -30px 30px 60px rgba(0,0,0,0.6);
    transition: var(--transition);
    background: rgba(15, 23, 42, 0.6); /* Transparência ligeiramente mais forte pro mockup */
}

.hero-image:hover {
    transform: perspective(1200px) rotateY(-2deg) rotateX(2deg);
    box-shadow: -20px 20px 50px rgba(0,0,0,0.5);
}

.mockup-header {
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 16px;
    margin-bottom: 24px;
}

.dots {
    display: flex;
    gap: 8px;
}

.dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ef4444;
}

.dots span:nth-child(2) { background: #f59e0b; }
.dots span:nth-child(3) { background: #10b981; }

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.chart-header h3 {
    font-weight: 600;
    font-size: 1.1rem;
}

.growth {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 16px;
    height: 220px;
}

.bar {
    flex: 1;
    background: var(--gradient-primary);
    border-radius: 6px 6px 0 0;
    opacity: 0.85;
    transition: var(--transition);
    position: relative;
}

.bar::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    border-radius: 6px 6px 0 0;
}

.bar:hover {
    opacity: 1;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 40px;
    transition: var(--transition);
    background: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.4);
    box-shadow: 0 15px 40px rgba(0,0,0,0.4), inset 0 0 20px rgba(99, 102, 241, 0.05);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
    display: inline-flex;
    padding: 16px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.feature-card h3 {
    font-size: 1.35rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
    font-weight: 300;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    padding: 48px 40px;
    position: relative;
    overflow: hidden;
}

/* Marca d'água de aspas */
.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 120px;
    color: rgba(255, 255, 255, 0.03);
    font-family: Georgia, serif;
    line-height: 1;
}

.stars {
    color: #f59e0b;
    font-size: 1.25rem;
    margin-bottom: 24px;
    letter-spacing: 2px;
}

.quote {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 32px;
    line-height: 1.8;
    color: var(--text-muted);
    position: relative;
}

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

.author img {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid var(--border-glass);
}

.author-info h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.author-info span {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 500;
}

/* Pricing - GRID EM LINHA */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    align-items: center; /* Centraliza verticalmente e permite que o PRO cresça */
    padding: 20px 0;
}

/* Card Padrão (Starter e Enterprise) */
.pricing-card {
    padding: 48px 40px;
    position: relative;
    background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0) 100%);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.pricing-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background: linear-gradient(180deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
}

/* CARD PRO (Destaque Elegante) */
.pricing-card.popular {
    border: 2px solid var(--primary);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.08) 0%, rgba(15, 23, 42, 0) 100%);
    transform: scale(1.08); /* Aumenta o card PRO para se destacar */
    z-index: 2;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(99, 102, 241, 0.2);
}

.pricing-card.popular::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: var(--radius-lg);
    box-shadow: inset 0 0 30px rgba(99, 102, 241, 0.05); /* Glow interno */
    pointer-events: none;
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: #fff;
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.pricing-desc {
    color: var(--text-muted);
    margin-bottom: 32px;
    font-size: 0.95rem;
    min-height: 44px;
}

.price {
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 32px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    vertical-align: top;
    margin-right: 4px;
    color: var(--text-muted);
}

.amount {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
}

.period {
    color: var(--text-muted);
    font-weight: 500;
}

.features-list {
    list-style: none;
    margin-bottom: 40px;
}

.features-list li {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* CTA */
.cta-banner {
    padding: 100px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 60%);
    z-index: -1;
}

.cta-banner h2 {
    font-size: 3rem;
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: -1px;
}

.cta-banner p {
    color: var(--text-muted);
    font-size: 1.25rem;
    margin-bottom: 40px;
    font-weight: 300;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-glass);
    padding: 100px 0 40px;
    background: #000; /* Rodapé sutilmente mais escuro */
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 80px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 20px;
    font-weight: 300;
    max-width: 250px;
}

.footer-links h4 {
    margin-bottom: 24px;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 16px;
    font-weight: 300;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(4px);
}

.social-icons {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.social-icons a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.03);
    color: var(--text-main);
    border: 1px solid var(--border-glass);
}

.social-icons a:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    padding-top: 40px;
    border-top: 1px solid var(--border-glass);
    font-size: 0.9rem;
    font-weight: 300;
}

/* Animações On Scroll */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }

/* Responsividade */
@media (max-width: 1024px) {
    .pricing-grid {
        align-items: stretch;
    }
    .pricing-card.popular {
        transform: scale(1);
        box-shadow: 0 10px 40px rgba(99, 102, 241, 0.15);
    }
}

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 3.5rem;
    }
    
    .hero-text p {
        margin: 0 auto 32px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .social-proof {
        justify-content: center;
    }
    
    .hero-image {
        transform: none;
        margin-top: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-title h2 {
        font-size: 2.25rem;
    }
    
    .pricing-card.popular {
        transform: scale(1); /* No mobile não escala para não quebrar a tela */
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    .hero-text h1 {
        font-size: 2.75rem;
    }
}