:root {
    /* Biotech Palette */
    --bg-color: #FFFFFF;
    --bg-secondary: #F4F6F8;
    /* Very light clinical grey */
    --text-primary: #111111;
    --text-secondary: #555555;
    --accent-color: #00C853;
    /* Biotech Green - sharp and digital */
    --accent-hover: #009624;
    --border-color: #E0E0E0;
    --grid-line: rgba(0, 0, 0, 0.05);

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    /* For data/labels */

    --easing: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
    scroll-behavior: smooth;
}

/* Base Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    font-weight: 400;
}

/* Clinical Grid Background */
.background-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center top;
}

.neuron-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('neurons.png');
    background-size: cover;
    background-position: center;
    /* Clinical Wireframe Simulation */
    filter: grayscale(100%) contrast(150%) brightness(120%) opacity(0.12);
    mix-blend-mode: multiply;
    pointer-events: none;
}

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    min-height: 100vh;
    background: #fff;
}

/* Typography Utility */
h1,
h2,
h3 {
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

h1 {
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 32px;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.label::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    background: var(--accent-color);
    border-radius: 50%;
}

.subtext {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    font-weight: 300;
    margin-bottom: 48px;
}

/* Hero Section */
.hero {
    padding: 120px 40px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

/* Data Ticker Slider */
.facts-slider {
    margin-top: 80px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 16px;
}

.ticker-label {
    font-weight: 700;
    color: var(--accent-color);
    margin-right: 16px;
}

.fact-track {
    position: relative;
    height: 24px;
    overflow: hidden;
    flex-grow: 1;
}

.fact-item {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transform: translateY(100%);
    transition: transform 0.5s var(--easing), opacity 0.5s var(--easing);
    white-space: nowrap;
}

.fact-item.active {
    opacity: 1;
    transform: translateY(0);
}

.fact-item.exit {
    opacity: 0;
    transform: translateY(-100%);
}

/* --- Detector Section (Accordion Style) --- */
.detector {
    padding: 8rem 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    /* Stronger separator */
    background: #fff;
    border-bottom: 1px solid var(--border-color);
}

.detector h2 {
    text-align: center;
    margin-bottom: 4rem;
    font-size: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.detector-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.detector-item {
    background: #fff;
    border: 1px solid var(--border-color);
    margin-bottom: 1rem;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.detector-item:hover {
    border-color: var(--accent-color);
}

.detector-header {
    width: 100%;
    padding: 1.5rem 2rem;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    text-align: left;
}

.detector-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    padding-right: 1rem;
}

.detector-icon {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-right: 1rem;
    display: inline-block;
}

.detector-toggle {
    width: 24px;
    height: 24px;
    position: relative;
    transition: transform 0.3s ease;
}

.detector-toggle::before,
.detector-toggle::after {
    content: '';
    position: absolute;
    background: var(--text-secondary);
    transition: all 0.3s ease;
}

.detector-toggle::before {
    top: 11px;
    left: 0;
    width: 100%;
    height: 2px;
}

.detector-toggle::after {
    top: 0;
    left: 11px;
    width: 2px;
    height: 100%;
}

.detector-item.active .detector-toggle {
    transform: rotate(45deg);
}

.detector-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: #fafafa;
}

.detector-inner {
    padding: 0 2rem 2rem 2rem;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* Accordion - Clinical Style */
.recordings {
    display: grid;
    grid-template-columns: 300px 1fr;
    border-bottom: 1px solid var(--border-color);
}

.section-sidebar {
    padding: 60px 40px;
    border-right: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.accordion {
    width: 100%;
}

.accordion-item {
    border-bottom: 1px solid var(--border-color);
    background: #fff;
}

.accordion-item:last-child {
    border-bottom: none;
}

.accordion-header {
    width: 100%;
    padding: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background 0.2s ease;
}

.accordion-header:hover {
    background: #FAFAFA;
}

.day-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
}

.day-number {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.day-title {
    font-size: 1.5rem;
    font-weight: 500;
}

.icon-plus {
    width: 24px;
    height: 24px;
    position: relative;
}

.icon-plus::before,
.icon-plus::after {
    content: '';
    position: absolute;
    background: var(--text-primary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.3s var(--easing);
}

.icon-plus::before {
    width: 100%;
    height: 1px;
}

.icon-plus::after {
    width: 1px;
    height: 100%;
}

.accordion-item.active .icon-plus::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--easing);
}

.accordion-item.active .accordion-content {
    max-height: 600px;
}

.content-inner {
    padding: 0 40px 40px 40px;
}

.video-frame {
    width: 100%;
    aspect-ratio: 16/9;
    background: #000;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--font-mono);
    border: 1px solid var(--border-color);
}

/* Offer Section */
.offer {
    padding: 100px 40px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

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

.btn-primary {
    display: inline-block;
    background: var(--text-primary);
    color: #fff;
    padding: 20px 40px;
    text-decoration: none;
    font-family: var(--font-mono);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    transition: background 0.3s ease;
    margin-top: 32px;
}

.btn-primary:hover {
    background: var(--accent-color);
}

/* Materials Section */
.materials {
    padding: 80px 40px;
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border-color);
    /* Creates borders between items */
    border: 1px solid var(--border-color);
}

.material-item {
    background: #fff;
    padding: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.2s ease;
    cursor: pointer;
}

.material-item:hover {
    background: #FAFAFA;
}

.material-type {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-bottom: 8px;
    display: block;
}

.material-name {
    font-size: 1.1rem;
    font-weight: 500;
}

/* Footer */
footer {
    padding: 40px;
    border-top: 1px solid var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .recordings {
        grid-template-columns: 1fr;
    }

    .section-sidebar {
        padding: 40px 24px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .accordion-header {
        padding: 24px;
    }

    .content-inner {
        padding: 0 24px 24px 24px;
    }

    .materials-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 24px;
        border: none;
    }

    .hero,
    .offer {
        padding: 60px 24px;
    }

    /* Add padding to all sections on mobile */
    .detector,
    .bridge,
    .usp,
    .system,
    .scenarios,
    .archetypes,
    .transition-block,
    .faq,
    .final-offer,
    .academy,
    .materials,
    .brain-lies,
    .interactive-test,
    .before-after,
    .testimonials,
    .deadline-banner {
        padding-left: 24px;
        padding-right: 24px;
    }

    .detector {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .detector h2 {
        font-size: 1.5rem;
    }

    .detector-header {
        padding: 1rem 1.5rem;
    }

    .detector-inner {
        padding: 0 1.5rem 1.5rem 1.5rem;
    }

    .detector-title {
        font-size: 1rem;
    }

    footer {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .materials {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .material-item {
        padding: 20px;
    }

    .subtext {
        font-size: 1rem;
    }

    .scenario-card {
        padding: 1.5rem;
    }

    .usp-card,
    .module-card,
    .archetype-card {
        padding: 1.5rem;
    }
}

/* Modal Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 0;
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: transparent;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-primary);
    z-index: 10;
}

.modal-preview-box {
    width: 100%;
    height: 300px;
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.preview-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-bottom: 16px;
}

.modal-actions {
    padding: 32px;
    text-align: center;
}

.modal-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* --- Embeds --- */
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    background: #000;
    border-radius: 4px;
    margin-bottom: 1rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* --- Bridge Section --- */
.bridge {
    padding: 6rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.bridge h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.bridge p {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* --- Transformation System --- */
.system {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.system-header {
    margin-bottom: 4rem;
    text-align: center;
}

.system-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.system-card {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 8px;
}

.system-card h3 {
    font-family: var(--font-main);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    color: var(--accent-color);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--accent-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.system-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.system-insight {
    margin-top: 4rem;
    text-align: center;
    background: var(--bg-secondary);
    padding: 3rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.insight-main {
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    display: block;
}

/* --- Academy Modules --- */
.academy {
    padding: 6rem 0;
}

.academy-header {
    margin-bottom: 4rem;
    text-align: left;
}

.academy-header .sub-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.academy-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.module-card {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.module-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.module-num {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: block;
}

.module-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.module-sub {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    display: block;
    font-style: italic;
}

.module-block {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.module-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    display: block;
    font-weight: 600;
}

.module-text {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-primary);
}

/* --- Final Offer --- */
.final-offer {
    padding: 6rem 0;
    text-align: center;
    background: #111;
    color: white;
}

.final-offer h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: white;
}

.final-offer p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.final-meta {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 99px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #fff;
}

@media (min-width: 768px) {
    .system-grid {
        grid-template-columns: 1fr 1fr;
    }

    .academy-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .bridge h2,
    .final-offer h2 {
        font-size: 2.5rem;
    }
}

@media (min-width: 1024px) {
    .academy-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- USP Section (Psychology vs Neuroregulation) --- */
.usp {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.usp-header {
    text-align: center;
    margin-bottom: 4rem;
}

.usp-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .usp-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.usp-card {
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #fff;
    transition: border-color 0.3s ease;
}

.usp-card:hover {
    border-color: var(--accent-color);
}

.usp-card h3 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--accent-color);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.usp-card ul {
    list-style: none;
    padding: 0;
}

.usp-card li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-primary);
    font-size: 1rem;
}

.usp-card li::before {
    content: '//';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    top: 2px;
}

/* --- Scenarios Section --- */
.scenarios {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.scenario-card {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.scenario-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.scenario-flow {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    line-height: 1.6;
    border-left: 2px solid var(--accent-color);
}

.scenario-result {
    color: var(--accent-color);
    font-weight: 600;
}

/* --- Archetypes Section --- */
.archetypes {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.archetypes-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .archetypes-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.archetype-card {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 8px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
}

.archetype-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-color: var(--accent-color);
}

.archetype-card h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    min-height: 3rem;
    display: flex;
    align-items: center;
}

.archetype-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Transition Block --- */
.transition-block {
    padding: 8rem 2rem;
    background: var(--bg-secondary);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.transition-block p {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.25rem;
    font-weight: 300;
    line-height: 1.6;
    color: var(--text-primary);
}

/* --- FAQ Section --- */
.faq {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.faq-item {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}
/* --- Brain Lies Section --- */
.brain-lies {
    padding: 6rem 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.brain-lies h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.brain-lies-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.brain-lie-item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: center;
    padding: 1.5rem;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.lie-think {
    text-align: right;
    color: var(--text-secondary);
    font-style: italic;
    font-size: 1rem;
}

.lie-arrow {
    color: var(--accent-color);
    font-size: 1.5rem;
    font-weight: bold;
}

.lie-truth {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 1rem;
}

.brain-lies-conclusion {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-primary);
}

/* --- Interactive Test Section --- */
.interactive-test {
    padding: 6rem 0;
    border-bottom: 1px solid var(--border-color);
}

.interactive-test h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.test-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.test-checkboxes {
    max-width: 800px;
    margin: 0 auto 3rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.test-checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.test-checkbox-item:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
}

.test-checkbox {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkbox-custom {
    width: 24px;
    height: 24px;
    min-width: 24px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    position: relative;
    transition: all 0.3s ease;
    background: #fff;
}

.test-checkbox:checked ~ .checkbox-custom {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.test-checkbox:checked ~ .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 16px;
    font-weight: bold;
}

.checkbox-text {
    flex: 1;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.test-result {
    max-width: 800px;
    margin: 3rem auto 0;
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-content {
    background: var(--bg-secondary);
    border: 2px solid var(--accent-color);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}

.result-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.result-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* --- Before/After Section --- */
.before-after {
    padding: 6rem 0;
    background: #fff;
    border-bottom: 1px solid var(--border-color);
}

.before-after h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.before-after-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.before-column,
.after-column {
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.before-column {
    background: #FEF5F5;
}

.after-column {
    background: #F0FFF4;
}

.before-column h3,
.after-column h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.before-column .emoji,
.after-column .emoji {
    font-size: 1.5rem;
}

.before-column ul,
.after-column ul {
    list-style: none;
    padding: 0;
}

.before-column li,
.after-column li {
    padding: 0.75rem 0;
    font-size: 1rem;
    line-height: 1.5;
    padding-left: 1.5rem;
    position: relative;
}

.before-column li::before,
.after-column li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 1.2rem;
    font-weight: bold;
}

.before-column li::before {
    color: #E53E3E;
}

.after-column li::before {
    color: #38A169;
}

/* --- Testimonials Section --- */
.testimonials {
    padding: 6rem 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.testimonials h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonial-card {
    background: #fff;
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.testimonial-quote {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- Deadline Banner --- */
.deadline-banner {
    padding: 2rem;
    background: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.deadline-banner p {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}

/* --- Additional Mobile Responsive Updates --- */
@media (max-width: 768px) {
    .brain-lie-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem;
    }
    
    .lie-think {
        text-align: center;
    }
    
    .lie-arrow {
        transform: rotate(90deg);
    }
    
    .before-after-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .test-checkbox-item {
        padding: 1rem;
    }
    
    .checkbox-text {
        font-size: 0.95rem;
    }
    
    .brain-lies,
    .interactive-test,
    .before-after,
    .testimonials {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .transition-block {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }
    
    .deadline-banner p {
        font-size: 0.9rem;
    }
    
    /* Mobile button improvements */
    .btn-primary {
        min-height: 44px;
        padding: 16px 32px;
        font-size: 0.85rem;
    }

    /* Facts slider on mobile */
    .facts-slider {
        flex-wrap: wrap;
        padding: 16px 0;
        margin-top: 40px;
    }

    .ticker-label {
        margin-bottom: 8px;
        width: 100%;
    }

    .fact-track {
        width: 100%;
    }
}

/* Very small screens (iPhone SE, etc.) */
@media (max-width: 375px) {
    .container {
        padding: 0 16px;
    }

    .hero,
    .offer {
        padding: 48px 16px;
    }

    .detector,
    .bridge,
    .usp,
    .system,
    .scenarios,
    .archetypes,
    .transition-block,
    .faq,
    .final-offer,
    .academy,
    .materials,
    .brain-lies,
    .interactive-test,
    .before-after,
    .testimonials,
    .deadline-banner {
        padding-left: 16px;
        padding-right: 16px;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    .subtext {
        font-size: 0.9rem;
    }

    .btn-primary {
        padding: 14px 24px;
        font-size: 0.8rem;
        width: 100%;
        text-align: center;
    }

    .test-checkbox-item {
        padding: 0.75rem 1rem;
    }

    .checkbox-text {
        font-size: 0.9rem;
    }

    .before-column,
    .after-column {
        padding: 1.5rem;
    }

    .scenario-card {
        padding: 1rem;
    }

    .scenario-flow {
        padding: 1rem;
        font-size: 0.85rem;
    }

    .section-sidebar {
        padding: 24px 16px;
    }

    .accordion-header {
        padding: 16px;
    }

    .content-inner {
        padding: 0 16px 16px 16px;
    }

    .day-title {
        font-size: 1.2rem;
    }

    .module-card,
    .usp-card,
    .archetype-card {
        padding: 1.25rem;
    }

    .brain-lie-item {
        padding: 1rem;
    }

    .lie-think,
    .lie-truth {
        font-size: 0.9rem;
    }

    .testimonial-card {
        padding: 1.5rem;
    }

    .testimonial-quote {
        font-size: 1rem;
    }

    .faq-item h3 {
        font-size: 1.1rem;
    }

    .faq-item p {
        font-size: 0.95rem;
    }
}