:root {
    --bg-dark: #050505;
    --bg-card: rgba(20, 20, 20, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent: #00ff9d;
    --accent-glow: 0 0 20px rgba(0, 255, 157, 0.4);
    --border: rgba(255, 255, 255, 0.1);
    --grad-1: linear-gradient(135deg, #00ff9d 0%, #00b8ff 100%);
    --font-heading: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    background-image:
        radial-gradient(circle at 15% 50%, rgba(0, 255, 157, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 184, 255, 0.08), transparent 25%);
    color: var(--text-primary);
    font-family: var(--font-heading);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glowPulse {
    0% {
        box-shadow: 0 0 5px rgba(0, 255, 157, 0.2);
    }

    50% {
        box-shadow: 0 0 20px rgba(0, 255, 157, 0.6);
    }

    100% {
        box-shadow: 0 0 5px rgba(0, 255, 157, 0.2);
    }
}

.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1,
h2,
h3,
h4 {
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 4rem;
    line-height: 1.1;
    background: linear-gradient(to bottom, #ffffff, #aaaaaa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.8s ease-out;
}

.hero-section {
    padding: 100px 0 60px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.cta-button {
    display: inline-block;
    background: var(--accent);
    color: #000;
    padding: 20px 40px;
    font-family: var(--font-mono);
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--accent-glow);
    background: #fff;
}

.glow-button {
    animation: glowPulse 3s infinite;
}

/* Stats Bar */
.stats-bar {
    padding: 30px 0;
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Trust Section */
.trust-section {
    padding: 40px 0;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.trust-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.2em;
    margin-bottom: 20px;
}

.logo-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    opacity: 0.5;
}

.trust-logo {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.2rem;
}

/* Sections General */
.features-section,
.audience-section,
.problem-solution,
.pricing-breakdown,
.comparison,
.process,
.roi-section,
.guarantee-section,
.faq-section,
.checkout-section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border);
}

.feature-list {
    column-count: 2;
    list-style: none;
    margin: 40px 0;
    font-family: var(--font-mono);
}

.feature-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.feature-list li::before {
    content: ">>";
    color: var(--accent);
    margin-right: 10px;
}

.outcome-box {
    text-align: center;
    font-size: 1.5rem;
    margin-top: 40px;
    color: var(--text-secondary);
}

/* Split Layout */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.check-list li {
    font-family: var(--font-mono);
    margin-bottom: 10px;
    list-style: none;
}

.alert-box {
    background: var(--bg-card);
    padding: 40px;
    border-left: 4px solid var(--accent);
}

/* Pricing */
.pricing-breakdown .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.pricing-card {
    padding: 50px;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
}

.pricing-card.highlight-border {
    border: 1px solid var(--accent);
    box-shadow: var(--accent-glow);
}

.badge {
    background: var(--accent);
    color: #000;
    display: inline-block;
    padding: 4px 8px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: 4px;
    margin-bottom: 10px;
}

.pricing-card .header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 20px;
    margin-bottom: 30px;
}

.pricing-card h4 {
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.pricing-card .price {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

.pricing-card .frequency {
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.pricing-card ul {
    list-style: none;
    margin-top: 20px;
}

.pricing-card li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
}

.pricing-card .icon {
    margin-right: 15px;
    font-size: 1.2rem;
}

/* ROI Calculator */
.calculator-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 40px;
    margin-top: 40px;
}

.calc-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.input-group label {
    display: block;
    font-family: var(--font-mono);
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.input-group input {
    width: 100%;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 15px;
    font-family: var(--font-mono);
    font-size: 1.1rem;
}

.calc-results {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.result-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-family: var(--font-mono);
    font-size: 1.2rem;
}

.result-row.highlight {
    color: var(--accent);
    font-weight: bold;
}

.result-row.profit {
    background: var(--accent-dim);
    padding: 15px;
    border-radius: 4px;
    color: var(--accent);
    font-weight: 800;
    font-size: 1.5rem;
}

/* FAQ */
.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.faq-item h4 {
    margin-bottom: 10px;
    color: var(--accent);
}

/* Checkout */
.checkout-section {
    text-align: center;
}

.checkout-box {
    max-width: 700px;
    margin: 0 auto;
    padding: 60px;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.checkout-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(0, 255, 157, 0.05), transparent 60%);
    animation: glowPulse 5s infinite;
    pointer-events: none;
}

.investment-summary {
    background: rgba(0, 0, 0, 0.3);
    padding: 30px;
    border-radius: 8px;
    margin: 30px auto;
    border: 1px solid var(--border);
}

.investment-summary .line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-family: var(--font-mono);
    font-size: 1.1rem;
}

.investment-summary .total {
    border-top: 1px solid var(--border);
    padding-top: 15px;
    display: flex;
    justify-content: space-between;
    font-weight: 800;
    font-size: 1.5rem;
    color: #fff;
}

.glow-text {
    text-shadow: 0 0 10px rgba(0, 255, 157, 0.5);
}

.terms {
    margin-top: 15px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.checkout-actions {
    margin-top: 30px;
}

/* Mobile */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .feature-list {
        column-count: 1;
    }

    .pricing-breakdown .container,
    .split-layout,
    .calc-inputs,
    .faq-grid {
        grid-template-columns: 1fr;
    }
}

/* Testimonials */
.testimonials-section h2 {
    text-align: center;
    margin-bottom: 50px;
}

.testimonial {
    text-align: left;
    position: relative;
    padding: 30px;
    border-left: 2px solid var(--accent);
}

.testimonial .quote {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 20px;
    color: #fff;
}

.testimonial .author {
    font-family: var(--font-mono);
    color: var(--accent);
    font-size: 0.9rem;
    text-transform: uppercase;
}

/* Guarantee Badge */
.guarantee-box {
    text-align: center;
    padding: 60px;
    position: relative;
    overflow: hidden;
}

.guarantee-badge {
    width: 150px;
    height: 150px;
    border: 3px solid var(--accent);
    border-radius: 50%;
    margin: 0 auto 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-family: var(--font-mono);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(0, 255, 157, 0.2);
    animation: glowPulse 4s infinite;
    transform: rotate(-5deg);
}

.guarantee-badge span {
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.guarantee-badge strong {
    font-size: 1.2rem;
    font-weight: 800;
    margin: 5px 0;
    color: #fff;
}

/* Sticky CTA */
.sticky-cta {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    display: none;
    /* Hidden by default, shown on mobile via media query */
}

.full-width {
    width: 100%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
    .hide-on-desktop {
        display: block;
    }

    .pricing-breakdown .container,
    .stats-grid,
    .logo-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2.5rem;
    }
}

/* Sticky Header */
.sticky-header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1000px;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 15px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
}

.sticky-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0;
}

.sticky-header .logo {
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
}

.nav-cta {
    background: var(--accent);
    color: #000;
    padding: 8px 20px;
    border-radius: 20px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: #fff;
    box-shadow: var(--accent-glow);
}

/* Accordion FAQ */
.faq-grid {
    display: grid;
    gap: 15px;
    max-width: 800px;
    margin: 40px auto 0;
}

details.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

details.faq-item[open] {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
    box-shadow: var(--accent-glow);
}

summary {
    list-style: none;
    /* Hide default arrow */
    font-weight: 700;
    font-size: 1.1rem;
    position: relative;
    padding-right: 30px;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: '+';
    position: absolute;
    right: 0;
    color: var(--accent);
    font-weight: 800;
    transition: transform 0.3s;
}

details[open] summary::after {
    transform: rotate(45deg);
}

details p {
    margin-top: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 15px;
    animation: fadeInUp 0.5s ease-out;
}

/* Footer */
.site-footer {
    padding: 60px 0;
    background: #000;
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}

.footer-col h5 {
    color: #fff;
    margin-bottom: 20px;
    font-family: var(--font-mono);
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--accent);
}

.footer-col .copyright {
    margin-top: 20px;
    opacity: 0.5;
    font-size: 0.8rem;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .hide-on-desktop {
        display: block;
    }

    .pricing-breakdown .container,
    .stats-grid,
    .logo-grid,
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .sticky-header {
        width: 95%;
        padding: 10px 20px;
    }

    h1 {
        font-size: 2.5rem;
    }