:root {
    --bg-color: #030712; /* Very dark blue/black */
    --bg-secondary: #0b1120;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    
    --primary-cyan: #06b6d4;
    --primary-cyan-glow: rgba(6, 182, 212, 0.5);
    
    --accent-orange: #f97316;
    --accent-orange-glow: rgba(249, 115, 22, 0.5);

    --accent-blue: #3b82f6;

    --card-bg: rgba(30, 41, 59, 0.4);
    --card-border: rgba(255, 255, 255, 0.1);

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Particles Container */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at center, #0b1120 0%, #030712 100%);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-padding {
    padding: 100px 0;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

.highlight {
    color: var(--primary-cyan);
    text-shadow: 0 0 15px var(--primary-cyan-glow);
}

.highlight-orange {
    color: var(--accent-orange);
    text-shadow: 0 0 15px var(--accent-orange-glow);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.title-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cyan), transparent);
    margin: 20px auto 0;
    border-radius: 2px;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.1);
}

/* Buttons */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 40px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.primary-cta {
    background: linear-gradient(135deg, var(--accent-orange), #ea580c);
    color: white;
    box-shadow: 0 0 20px var(--accent-orange-glow);
}

.primary-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: all 0.6s ease;
    z-index: -1;
}

.primary-cta:hover::before {
    left: 100%;
}

.primary-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--accent-orange-glow);
}

.outline-cta {
    background: transparent;
    color: var(--primary-cyan);
    border: 2px solid var(--primary-cyan);
    box-shadow: 0 0 15px var(--primary-cyan-glow);
}

.outline-cta:hover {
    background: var(--primary-cyan);
    color: #000;
    box-shadow: 0 0 25px var(--primary-cyan-glow);
}

/* Animations Classes */
.fade-up {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.fade-left {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-right {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-up {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scale-up.visible {
    opacity: 1;
    transform: scale(1);
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.pulse-animation {
    animation: pulse 2s infinite;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

/* Glow orb in background */
.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: var(--primary-cyan);
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.2;
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 30px;
    color: var(--primary-cyan);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.headline {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
}

.subheadline {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.cta-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
}

.secure-checkout {
    font-size: 0.9rem;
    color: #10b981; /* Green */
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
}

.hero-image {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
}

.ebook-mockup {
    width: 100%;
    max-width: 500px;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, var(--primary-cyan-glow) 0%, transparent 70%);
    z-index: 1;
}

/* About Section */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.content-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.features-cards {
    display: grid;
    gap: 20px;
}

.feature {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 30px;
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.feature h3 {
    font-size: 1.3rem;
    color: var(--primary-cyan);
}

.feature p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* Author Section */
.author-section {
    background: linear-gradient(180deg, var(--bg-color) 0%, var(--bg-secondary) 100%);
    position: relative;
}

.author-container {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.author-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--card-border);
}

.author-img {
    width: 100%;
    display: block;
    mix-blend-mode: luminosity;
    transition: var(--transition);
}

.author-image-wrapper:hover .author-img {
    mix-blend-mode: normal;
    transform: scale(1.05);
}

.author-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(3,7,18,1), transparent);
    z-index: 1;
}

.author-info {
    z-index: 2;
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 0.9rem;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.author-name {
    font-size: 3rem;
    margin-bottom: 20px;
}

.divider {
    width: 50px;
    height: 3px;
    background: var(--primary-cyan);
    margin-bottom: 30px;
}

.author-info p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.author-info strong {
    color: var(--text-primary);
}

.author-cta {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.scarcity-text {
    font-size: 0.85rem !important;
    color: var(--accent-orange) !important;
    font-weight: 600;
}

/* Guarantee Section */
.guarantee-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.guarantee-card, .devices-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.shield-icon, .devices-icon {
    color: var(--primary-cyan);
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px var(--primary-cyan-glow));
}

.guarantee-card h3, .devices-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.guarantee-card p, .devices-card p {
    color: var(--text-secondary);
}

.guarantee-card strong, .devices-card strong {
    color: var(--text-primary);
}

/* Pricing Section */
.pricing-section {
    position: relative;
}

.pricing-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: var(--accent-orange);
    border-radius: 50%;
    filter: blur(200px);
    opacity: 0.15;
    z-index: -1;
}

.pricing-box {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    border: 2px solid rgba(249, 115, 22, 0.3);
    padding: 0;
    overflow: hidden;
}

.pricing-header {
    background: rgba(249, 115, 22, 0.1);
    padding: 40px 20px;
    border-bottom: 1px solid rgba(249, 115, 22, 0.2);
    position: relative;
}

.offer-badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--accent-orange);
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.pricing-header h2 {
    font-size: 1.8rem;
}

.pricing-body {
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.pricing-prefix {
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    color: var(--primary-cyan);
    margin-bottom: 10px;
    text-shadow: 0 0 20px var(--primary-cyan-glow);
}

.currency {
    font-size: 2rem;
    font-weight: 600;
    margin-top: 10px;
}

.amount {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1;
    font-family: var(--font-heading);
}

.cents {
    font-size: 2rem;
    font-weight: 600;
    margin-top: 10px;
}

.installments {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.giant-cta {
    font-size: 1.3rem;
    padding: 22px 50px;
    width: 100%;
}

.trust-badges {
    margin-top: 25px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* FAQ Section */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-cyan);
}

.chevron {
    transition: transform 0.3s ease;
}

.faq-item.active .chevron {
    transform: rotate(180deg);
    color: var(--primary-cyan);
}

.faq-item.active {
    border-color: rgba(6, 182, 212, 0.3);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    padding: 0 25px;
    color: var(--text-secondary);
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 500px;
}

.faq-answer ol {
    margin-top: 15px;
    padding-left: 20px;
}

.faq-answer li {
    margin-bottom: 10px;
}

/* Footer */
footer {
    background: #02040a;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--card-border);
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.disclaimer {
    font-size: 0.75rem !important;
    color: #475569 !important;
    max-width: 800px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 992px) {
    .headline { font-size: 2.8rem; }
    .hero-container, .content-grid, .author-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-wrapper, .author-cta {
        align-items: center;
        margin: 0 auto;
    }

    .title-line { margin: 20px auto; }
}

@media (max-width: 768px) {
    .headline { font-size: 2.2rem; }
    .subheadline { font-size: 1rem; }
    .section-padding { padding: 60px 0; }
    
    .guarantee-grid {
        grid-template-columns: 1fr;
    }

    .amount { font-size: 4rem; }
    
    .pricing-box {
        margin: 0 15px;
    }
}