/* ==========================================================================
   ESTILOS GLOBAIS & BASE
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-dark-blue);
    color: var(--color-light-gray);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Tipografia Global */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.text-neon { color: var(--color-neon-blue); }
.text-green { color: var(--color-green); }
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-lg); }
.bg-darker { background-color: var(--color-bg-darker); }

/* Container Base */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ==========================================================================
   COMPONENTES REUTILIZÁVEIS (BOTÕES, CARDS)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-action);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

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

.btn-primary:hover {
    background: #008cc2;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 174, 239, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-neon-blue);
}

/* Glass Card - Estilo Apple/TradingView */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: var(--space-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 174, 239, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   LAYOUTS DAS SEÇÕES
   ========================================================================== */
.section {
    padding: var(--space-xxl) 0;
}

/* Cabeçalho Fixo (Header) */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: var(--space-md) 0;
}

.header.scrolled {
    background: rgba(4, 14, 29, 0.8);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    padding: 0.8rem 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo-highlight {
    color: var(--color-neon-blue);
}

.nav-list {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.nav-link {
    color: var(--color-light-gray);
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-neon-blue);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--space-xxl); /* compensar header */
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 174, 239, 0.15) 0%, var(--color-dark-blue) 70%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-light-gray);
    margin-bottom: var(--space-lg);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Grid Utilities */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

/* Ebook Section */
.book-placeholder {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 2/3;
    background: linear-gradient(135deg, var(--color-dark-blue), #0a254a);
    border: 1px solid var(--color-neon-blue);
    border-radius: 4px 16px 16px 4px;
    box-shadow: 20px 20px 40px rgba(0,0,0,0.5), inset -5px 0 15px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    position: relative;
    transform: perspective(1000px) rotateY(-15deg);
    transition: var(--transition-smooth);
}

.book-placeholder:hover {
    transform: perspective(1000px) rotateY(0deg);
}

.book-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.8rem;
    color: var(--color-white);
    text-align: center;
    padding: 0 1rem;
}

.benefits-list {
    list-style: none;
    margin-top: var(--space-md);
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

/* Broker Section */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: var(--space-xl);
    text-align: center;
    backdrop-filter: blur(10px);
}

.coupon-box {
    margin: var(--space-lg) auto;
    max-width: 400px;
    background: rgba(0,0,0,0.3);
    padding: var(--space-md);
    border-radius: 8px;
    border: 1px dashed var(--color-light-gray);
}

.coupon-input-group {
    display: flex;
    margin-top: 0.5rem;
}

.coupon-input-group input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--color-neon-blue);
    font-family: var(--font-action);
    font-weight: bold;
    font-size: 1.2rem;
    text-align: center;
    outline: none;
}

.disclaimer-small {
    font-size: 0.8rem;
    color: #888;
    margin-top: var(--space-lg);
}

/* FAQ Accordion */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-sm) 0;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 500;
    text-align: left;
    padding: 1rem 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-neon-blue);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}

.faq-answer p {
    padding-bottom: 1rem;
    color: var(--color-light-gray);
}

/* Footer */
.footer {
    background: var(--color-black);
    padding: var(--space-xl) 0 var(--space-md) 0;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-light-gray);
    text-decoration: none;
    margin-left: var(--space-lg);
    transition: var(--transition-fast);
}

.social-link:hover {
    color: var(--color-white);
}

.footer-legal {
    font-size: 0.85rem;
    color: #666;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding: var(--space-md) 0;
    margin-bottom: var(--space-md);
    text-align: justify;
}

.footer-bottom {
    text-align: center;
    font-size: 0.9rem;
    color: #888;
}