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

:root {
    --primary-bg: #000000;
    --neon-orange: #ff8c00;
    --neon-orange-glow: rgba(255, 140, 0, 0.3);
    --orange-accent: #ff8c00;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --card-bg: rgba(0, 0, 0, 0.8);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Stars Background */
.stars-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(2px 2px at 20px 30px, #eee, transparent),
                radial-gradient(2px 2px at 40px 70px, rgba(255, 140, 0, 0.8), transparent),
                radial-gradient(1px 1px at 90px 40px, #fff, transparent),
                radial-gradient(1px 1px at 130px 80px, rgba(255, 140, 0, 0.6), transparent),
                radial-gradient(2px 2px at 160px 30px, #ddd, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 20s linear infinite;
    z-index: -1;
}

@keyframes sparkle {
    from { transform: translateY(0px); }
    to { transform: translateY(-100px); }
}

/* Language Selector */
.language-selector {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 5px;
    background: var(--card-bg);
    border: 1px solid var(--neon-orange);
    border-radius: 20px;
    padding: 5px;
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition);
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--neon-orange);
    color: var(--primary-bg);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.highlight {
    color: var(--neon-orange);
    text-shadow: 0 0 20px var(--neon-orange-glow);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--neon-orange);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Ebook Mockup */
.ebook-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px;
}

.ebook-cover {
    width: 280px;
    height: 360px;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #1a1a1a 100%);
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    transform: rotateY(-15deg) rotateX(5deg);
    box-shadow: 
        0 0 30px var(--neon-orange-glow),
        20px 20px 60px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
    overflow: hidden;
}

.cover-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(var(--border-radius) - 2px);
}

.cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 20px;
    text-align: center;
}

.cover-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
}

.ebook-cover:hover {
    transform: rotateY(-10deg) rotateX(2deg) scale(1.05);
    box-shadow: 
        0 0 40px var(--neon-orange-glow),
        25px 25px 80px rgba(0, 0, 0, 0.6);
}

.bitcoin-icon {
    font-size: 4rem;
    color: var(--orange-accent);
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(255, 140, 0, 0.5);
}

/* Benefits Section */
.benefits {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.05) 0%, transparent 100%);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-primary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 140, 0, 0.2);
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.benefit-card:hover {
    border-color: var(--neon-orange);
    box-shadow: 0 10px 30px var(--neon-orange-glow);
    transform: translateY(-5px);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--neon-orange), var(--orange-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--primary-bg);
}

.benefit-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

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

/* Payment Section */
.payment {
    padding: 100px 0;
}

.payment-card {
    background: var(--card-bg);
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 50px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 50px var(--neon-orange-glow);
}

.payment-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.price-options {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.price-option {
    text-align: center;
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--neon-orange);
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 10px;
}

.price-pix {
    color: #00bc63 !important;
}

.price-usdt {
    color: var(--neon-orange) !important;
}

.price-currency {
    font-size: 1.5rem;
}

.price-period {
    font-size: 1.5rem;
}

.price-divider {
    color: var(--text-secondary);
    font-size: 1.2rem;
    font-weight: 600;
}

.price-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 5px;
}

.payment-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.payment-methods {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.payment-btn {
    background: transparent;
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 20px 30px;
    color: var(--neon-orange);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 15px;
    min-width: 200px;
    justify-content: center;
    position: relative;
}

.payment-btn:hover {
    background: var(--neon-orange);
    color: var(--primary-bg);
    box-shadow: 0 0 20px var(--neon-orange-glow);
}

.payment-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.payment-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.payment-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--neon-orange);
    color: var(--primary-bg);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Green Color for Pix Button */
.pix-btn {
    border-color: #00bc63;
    color: #00bc63;
}

.pix-btn:hover {
    background: #00bc63;
    color: var(--primary-bg);
    box-shadow: 0 0 20px rgba(0, 188, 99, 0.3);
}

.pix-btn .payment-badge {
    background: #00bc63;
    color: var(--primary-bg);
}

/* Help Icon Styling */
.help-icon {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.help-icon:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.help-icon svg {
    width: 12px;
    height: 12px;
    stroke: var(--text-primary);
}

/* Access Code Section */
.access-code {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(255, 140, 0, 0.05) 0%, transparent 100%);
}

.access-card {
    background: var(--card-bg);
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 50px;
    text-align: center;
    max-width: 500px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 50px var(--neon-orange-glow);
}

.access-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.access-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.access-form {
    margin-bottom: 30px;
}

.code-input-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.code-input {
    flex: 1;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 140, 0, 0.3);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
}

.code-input:focus {
    outline: none;
    border-color: var(--neon-orange);
    box-shadow: 0 0 20px var(--neon-orange-glow);
}

.code-input::placeholder {
    color: var(--text-secondary);
    text-transform: none;
    letter-spacing: normal;
}

.validate-btn {
    background: var(--neon-orange);
    border: none;
    border-radius: var(--border-radius);
    padding: 15px 25px;
    color: var(--primary-bg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.validate-btn:hover {
    background: var(--orange-accent);
    box-shadow: 0 0 20px var(--neon-orange-glow);
}

.access-help {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    z-index: 1000;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    }
    50% {
        box-shadow: 0 4px 25px rgba(37, 211, 102, 0.6);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    }
}

/* Footer */
.footer {
    background: var(--card-bg);
    border-top: 1px solid var(--neon-orange);
    padding: 30px 0;
    margin-top: 60px;
}

.footer-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-text a {
    color: var(--neon-orange);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.footer-text a:hover {
    text-shadow: 0 0 10px var(--neon-orange-glow);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    background: var(--card-bg);
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    margin: 5% auto;
    padding: 0;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 0 50px var(--neon-orange-glow);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 140, 0, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    color: var(--neon-orange);
    transform: scale(1.1);
}

.modal-body {
    padding: 30px;
}

/* QR Code Styles */
.qr-code {
    text-align: center;
    margin-bottom: 25px;
}

.qr-image {
    width: 200px;
    height: 200px;
    border-radius: var(--border-radius);
    border: 2px solid var(--neon-orange);
    background: white;
    padding: 10px;
}

/* Pix Info Styles */
.pix-info {
    margin-bottom: 25px;
}

.pix-info p {
    margin-bottom: 15px;
    color: var(--text-primary);
}

.pix-key {
    display: flex;
    gap: 10px;
    align-items: center;
}

.pix-key input {
    flex: 1;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 140, 0, 0.3);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 0.8rem;
    word-break: break-all;
    height: auto;
    min-height: 40px;
}

.pix-key button {
    background: var(--neon-orange);
    border: none;
    border-radius: 5px;
    padding: 10px 15px;
    color: var(--primary-bg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.pix-key button:hover {
    background: var(--orange-accent);
}

/* USDT Modal Styles */
.crypto-info-section {
    margin-bottom: 20px;
    text-align: center;
}

.crypto-amount-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: rgba(255, 140, 0, 0.1);
    border: 1px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 20px;
}

.crypto-icon-large {
    font-size: 3rem;
    color: var(--neon-orange);
    font-weight: bold;
}

.crypto-details {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.crypto-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.crypto-amount {
    color: var(--neon-orange);
    font-size: 1.5rem;
    font-weight: 700;
}

.wallet-address {
    margin-bottom: 25px;
}

.wallet-address p {
    margin-bottom: 10px;
    color: var(--text-primary);
}

.address-input {
    display: flex;
    gap: 10px;
    align-items: center;
}

.address-input input {
    flex: 1;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 140, 0, 0.3);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: monospace;
}

.address-input button {
    background: var(--neon-orange);
    border: none;
    border-radius: 5px;
    padding: 10px 15px;
    color: var(--primary-bg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.address-input button:hover {
    background: var(--orange-accent);
}

/* Confirm Payment Button */
.confirm-payment-btn {
    width: 100%;
    background: var(--neon-orange);
    border: none;
    border-radius: var(--border-radius);
    padding: 15px;
    color: var(--primary-bg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.confirm-payment-btn:hover {
    background: var(--orange-accent);
    box-shadow: 0 0 20px var(--neon-orange-glow);
}

/* Success Modal */
.modal-content.success {
    border-color: var(--neon-orange);
    box-shadow: 0 0 50px var(--neon-orange-glow);
}

.success-icon {
    text-align: center;
    margin-bottom: 20px;
    color: var(--neon-orange);
}

.access-code-display {
    background: rgba(255, 140, 0, 0.1);
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 20px;
    margin: 20px 0;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-orange);
    letter-spacing: 3px;
    font-family: monospace;
}

.clickable-code {
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.clickable-code:hover {
    background: rgba(255, 140, 0, 0.2);
    box-shadow: 0 0 20px var(--neon-orange-glow);
    transform: scale(1.02);
}

.clickable-code::after {
    content: "📋 Clique para copiar";
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    letter-spacing: normal;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.clickable-code:hover::after {
    opacity: 1;
}

.code-instruction {
    color: var(--text-secondary);
    margin-bottom: 25px;
    text-align: center;
}

.access-ebook-btn {
    width: 100%;
    background: var(--neon-orange);
    border: none;
    border-radius: var(--border-radius);
    padding: 15px;
    color: var(--primary-bg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.access-ebook-btn:hover {
    background: var(--orange-accent);
    box-shadow: 0 0 20px var(--neon-orange-glow);
}

/* Instructions Modal Styling */
.instructions-content ol {
    padding-left: 20px;
    margin-bottom: 20px;
}

.instructions-content li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.instructions-content h4 {
    color: var(--neon-orange);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.payment-note {
    background: rgba(255, 140, 0, 0.1);
    border: 1px solid var(--neon-orange);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-top: 20px;
}

.payment-note p {
    margin-bottom: 5px;
    font-size: 0.9rem;
}

/* Terms Modal Styling */
.terms-content {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.terms-content h4 {
    color: var(--neon-orange);
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 1rem;
}

.terms-content h4:first-child {
    margin-top: 0;
}

.terms-content p {
    margin-bottom: 15px;
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Download Link Styling */
.download-link {
    color: var(--neon-orange);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px dashed var(--neon-orange);
    transition: var(--transition);
}

.download-link:hover {
    text-shadow: 0 0 10px var(--neon-orange-glow);
    border-bottom-style: solid;
}

/* Back to Home Button */
.back-home-btn {
    width: 100%;
    padding: 15px;
    background: transparent;
    border: 2px solid var(--neon-orange);
    border-radius: var(--border-radius);
    color: var(--neon-orange);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 20px;
}

.back-home-btn:hover {
    background: var(--neon-orange);
    color: var(--primary-bg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .language-selector {
        top: 15px;
        right: 15px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
        margin-bottom: 20px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 30px;
    }
    
    .ebook-mockup {
        height: 350px;
        margin-bottom: 20px;
    }
    
    .ebook-cover {
        width: 200px;
        height: 260px;
        transform: none;
        margin: 0 auto;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .benefits {
        text-align: center;
    }
    
    .payment {
        text-align: center;
    }
    
    .payment-card {
        padding: 30px 20px;
        text-align: center;
    }
    
    .price-options {
        flex-direction: column;
        gap: 15px;
    }
    
    .price-divider {
        order: 2;
    }
    
    .payment-methods {
        flex-direction: column;
        align-items: center;
    }
    
    .payment-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .help-icon {
        width: 20px;
        height: 20px;
        top: 8px;
        right: 8px;
    }
    
    .help-icon svg {
        width: 10px;
        height: 10px;
    }
    
    .payment-logo {
        width: 20px;
        height: 20px;
    }
    
    .access-card {
        padding: 30px 20px;
    }
    
    .code-input-group {
        flex-direction: column;
        gap: 15px;
    }
    
    .validate-btn {
        width: 100%;
        justify-content: center;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-header {
        padding: 15px 20px;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .qr-image {
        width: 150px;
        height: 150px;
    }
    
    .crypto-amount-display {
        flex-direction: column;
        gap: 10px;
    }
    
    .crypto-icon-large {
        font-size: 2.5rem;
    }
    
    .crypto-details {
        text-align: center;
    }
    
    .pix-key {
        flex-direction: column;
        gap: 10px;
    }
    
    .pix-key input {
        font-size: 0.7rem;
    }
    
    .address-input {
        flex-direction: column;
        gap: 10px;
    }
    
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 15px;
        right: 15px;
    }
    
    .footer {
        padding: 20px 0;
    }
    
    .footer-text {
        font-size: 0.8rem;
        padding: 0 20px;
    }
    
    .terms-content {
        max-height: 300px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 80px 0 30px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 20px;
        justify-content: center;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .ebook-mockup {
        height: 300px;
    }
    
    .ebook-cover {
        width: 180px;
        height: 230px;
        margin: 0 auto;
    }
    
    .cover-title {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .benefit-card {
        padding: 20px;
    }
    
    .payment-card {
        padding: 25px 15px;
    }
    
    .payment-title {
        font-size: 1.8rem;
    }
    
    .price {
        font-size: 2.5rem;
    }
    
    .access-card {
        padding: 25px 15px;
    }
    
    .access-title {
        font-size: 1.5rem;
    }
    
    .code-input {
        font-size: 1rem;
        padding: 12px 15px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
    }
    
    .modal-content {
        margin: 15% auto;
    }
    
    .qr-image {
        width: 120px;
        height: 120px;
    }
    
    .crypto-icon-large {
        font-size: 2rem;
    }
    
    .crypto-amount {
        font-size: 1.2rem;
    }
    
    .payment-note {
        padding: 10px;
    }
    
    .payment-note p {
        font-size: 0.8rem;
    }
    
    .terms-content {
        max-height: 250px;
    }
    
    .terms-content h4 {
        font-size: 0.9rem;
    }
    
    .terms-content p {
        font-size: 0.8rem;
    }
}


#loadingOverlay {
    position: fixed;
    inset: 0;                     /* top:0; right:0; bottom:0; left:0 */
    display: none;                /* toggle via JS */
    justify-content: center;
    align-items: center;
    background: rgba(0,0,0,0.55); /* semi-transparent dark background */
    z-index: 9999;                /* acima de tudo */
    pointer-events: auto;         /* captura os cliques (bloqueia o conteúdo atrás) */
  }

  /* Container that holds logo + spinner */
  #loadingOverlay .overlay-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 24px;
    border-radius: 12px;
    background: rgba(255,255,255,0.02); /* subtle inner panel (optional) */
    backdrop-filter: blur(4px); /* nice glass effect on supported browsers */
    -webkit-backdrop-filter: blur(4px);
  }

  /* Logo */
  #loadingOverlay .logo {
    width: 140px;   /* ajuste conforme precisar */
    height: auto;
    display: block;
    transform-origin: center center;
    animation: logo-pulse-rotate 1.6s ease-in-out infinite;
  }

  /* Small spinner under the logo */
  #loadingOverlay .spinner {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 4px solid rgba(255,255,255,0.18);
    border-top-color: rgba(255,255,255,0.95);
    animation: spinner-rotate 0.9s linear infinite;
  }

  /* Optional loading text */
  #loadingOverlay .loading-text {
    margin-top: 6px;
    color: #ffffff;
    font-weight: 600;
    font-size: 14px;
    opacity: 0.95;
    letter-spacing: 0.2px;
  }

  /* Animations */
  @keyframes spinner-rotate {
    to { transform: rotate(360deg); }
  }

  @keyframes logo-pulse-rotate {
    0%   { transform: scale(1) rotate(0deg); }
    40%  { transform: scale(1.06) rotate(6deg); }
    70%  { transform: scale(0.98) rotate(-4deg); }
    100% { transform: scale(1) rotate(0deg); }
  }

  /* Prevent keyboard focus on content behind when overlay is visible */
  body.loading-active *:not(#loadingOverlay):not(#loadingOverlay *) {
    user-select: none;
  }

  /* Small responsive tweak */
  @media (max-width: 480px) {
    #loadingOverlay .logo { width: 110px; }
    #loadingOverlay .spinner { width: 36px; height: 36px; border-width: 3px; }
  }