:root {
    /* Cores */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #8b5cf6;
    
    /* Tema Escuro Premium */
    --bg-dark: #09090b;       
    --bg-card: #18181b;       
    --bg-card-hover: #27272a; 
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Texto */
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    
    /* Espaçamento e Tipografia */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Fontes */
    --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-light);
}

p {
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover, a:focus {
    text-decoration: underline;
    outline: none;
}

.btn:hover, .btn:focus {
    text-decoration: none;
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

section {
    padding: 6rem 0;
    position: relative;
}

.mt-4 { margin-top: 2rem; }
.w-100 { width: 100%; }
.text-center { text-align: center; }

/* Typography Helpers */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #a1a1aa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
    font-size: 1.125rem;
}

/* Base Components */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.125rem;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover, .btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--border-color);
}

.btn-outline:hover, .btn-outline:focus {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    color: var(--text-light);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--text-light); 
    margin: 0.5rem;
}
.badge i {
    margin-right: 0.5rem;
    color: var(--primary);
}

/* Placeholder box */
.image-placeholder {
    width: 100%;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    color: var(--text-muted);
    font-weight: 500;
    text-align: center;
    padding: 2rem;
}

/* Grid System */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* --- Cookie Banner (LGPD) --- */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    border-top: 1px solid var(--primary);
    padding: 1.2rem 1.5rem;
    box-shadow: 0 -10px 30px rgba(0,0,0,0.5);
    z-index: 9999;
    display: none; /* Ativado via JS */
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}
.cookie-banner p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-light);
    max-width: 800px;
    line-height: 1.4;
}
.cookie-actions {
    display: flex;
    gap: 1rem;
}
.cookie-actions .btn {
    padding: 0.5rem 1.5rem;
    font-size: 0.95rem;
}

/* Forms Seguros */
.secure-form {
    background: var(--bg-dark);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    max-width: 600px;
    margin: 0 auto;
}
.form-group {
    margin-bottom: 1.5rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 500;
}
.form-control {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}
.form-control.error {
    border-color: #ef4444; 
}
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}
.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 16px;
    height: 16px;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(9, 9, 11, 0) 70%);
    z-index: -1;
}

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

.hero h1 {
    font-size: 4rem;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-badges {
    margin-top: 3rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-visual {
    margin-top: 4rem;
}

/* Product Section */
.product-presentation .grid-2 {
    align-items: center;
}

.product-info-list {
    list-style: none;
    margin: 2rem 0;
}

.product-info-list li {
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.product-info-list li span:first-child {
    color: var(--text-muted);
}

.product-info-list li span:last-child {
    font-weight: 600;
}

/* How It Works */
.step-card {
    position: relative;
    text-align: center;
    padding: 2rem;
    background: var(--bg-dark); 
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 1.5rem;
    font-size: 1.25rem;
}

/* Social Proof */
.testimonial-card p {
    font-style: italic;
    margin-bottom: 1.5rem;
}
.stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
}
.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--border-color);
    margin-right: 1rem;
}

/* Offer Section */
.offer-section {
    background: linear-gradient(to bottom, var(--bg-dark), var(--bg-card));
}
.offer-card {
    max-width: 500px;
    margin: 0 auto;
    border: 2px solid var(--primary);
    position: relative;
}
.offer-highlight {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: bold;
}
.offer-price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--text-light);
    margin: 1.5rem 0 0.5rem;
}
.offer-includes {
    list-style: none;
    margin: 2rem 0;
    text-align: left;
}
.offer-includes li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}
.offer-includes li i {
    color: #10b981; 
    margin-right: 0.75rem;
}

/* FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    overflow: hidden;
    background: var(--bg-dark);
}
.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.125rem;
    user-select: none;
}

.faq-question:focus, .faq-item:focus-within {
    outline: 2px solid var(--primary);
}

.faq-question i {
    transition: transform 0.3s ease;
}
.faq-item.active .faq-question i {
    transform: rotate(180deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1.5rem;
}
.faq-item.active .faq-answer {
    padding-bottom: 1.5rem;
}

/* Footer & Legal */
footer {
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    background: #000;
}
.footer-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}
.footer-links {
    display: flex;
    gap: 2rem;
}
.footer-bottom {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}
.legal-disclaimer {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 800px;
    margin: 2rem auto 0;
    line-height: 1.5;
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.animate-show {
    opacity: 1;
    transform: translateY(0);
}

/* Media Queries */
@media (max-width: 992px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 3rem; }
}

@media (max-width: 768px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .footer-top { flex-direction: column; text-align: center; }
    .footer-links { flex-direction: column; gap: 1rem; align-items: center; }
    .cookie-banner { flex-direction: column; text-align: center; }
    .btn { display: block; width: 100%; margin-bottom: 1rem; }
}