:root {
    /* New Palette: "Biological Truth" - Visceral & Authoritative */

    /* Backgrounds */
    --color-bg-cream: #FFFCF9;
    /* Warmer, starker "paper" feel */
    --color-bg-section: #F4F1DE;
    /* Aged paper/parchment feel for "knowledge" */

    /* Text */
    --color-text-dark: #1D2D35;
    /* Almost black, cold charcoal for harsh truth */
    --color-text-body: #3D405B;
    /* Deep slate for body text (readability + seriousness) */

    /* Primary (Science/Psychology) */
    --color-primary-green: #264653;
    /* Changed green to Deep Teal/Slate -> Represents Depth/Science */

    /* Secondary (Soft/Support) */
    --color-secondary-sage: #81B29A;
    /* Kept a muted green for balance, but cooler */

    /* Accent (Pain/Urgency/Body) - The "Aggressive/Visceral" Color */
    --color-accent-terracotta: #E76F51;
    /* Vibrant Burnt Sienna -> Urgency, flesh, heat */
    --color-accent-hover: #C65538;
    /* Darker red/clay on hover */

    --color-white: #FFFFFF;

    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --border-radius: 4px;
    /* Sharper corners for stricter/aggressive feel */
    --shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.08);
}

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

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

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: transform 0.2s, background 0.2s;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(208, 127, 99, 0.3);
}

.btn-primary {
    background-color: var(--color-accent-terracotta);
    color: var(--color-white);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
}

.btn-subtext {
    display: block;
    font-size: 0.8rem;
    font-weight: 400;
    margin-top: 5px;
    text-transform: none;
    opacity: 0.9;
}

/* HERO SECTION */
.hero-section {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    background: linear-gradient(180deg, rgba(38, 70, 83, 0.08) 0%, rgba(255, 252, 249, 1) 100%);
}

.site-logo {
    display: block;
    margin: 0 auto 1.5rem;
    max-width: 200px;
    height: auto;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}

/* VSL SECTION */
.vsl-section {
    padding-bottom: var(--spacing-lg);
    text-align: center;
}

.video-wrapper {
    max-width: 400px;
    margin: 0 auto var(--spacing-sm);
    box-shadow: var(--shadow-soft);
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    width: 100%;
    aspect-ratio: 9/16;
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background-color: #EAEAEA;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #888;
}

.play-button {
    font-size: 3rem;
    color: var(--color-accent-terracotta);
    margin-bottom: 1rem;
}

.video-caption {
    font-style: italic;
    font-size: 0.95rem;
}

/* IDENTIFICATION SECTION */
.identification-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-white);
}

.pain-points {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.pain-point h3 {
    color: var(--color-accent-terracotta);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.validation-box {
    background-color: rgba(58, 90, 64, 0.08);
    /* Light green tint */
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    border-left: 4px solid var(--color-primary-green);
    margin-top: var(--spacing-md);
    font-size: 1.1rem;
}

/* PARADIGM SHIFT */
.paradigm-shift-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-bg-section);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.old-way,
.new-way {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    background-color: var(--color-white);
    box-shadow: var(--shadow-soft);
}

.old-way h3 {
    color: #888;
    font-size: 1.2rem;
}

.new-way h3 {
    color: var(--color-primary-green);
    font-size: 1.3rem;
    font-weight: 700;
}

.paradigm-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
}

/* EDUCACIÓN */
.education-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-primary-green);
    color: var(--color-white);
    text-align: center;
}

.education-section h2 {
    color: var(--color-white);
}

.education-section p {
    margin-bottom: 1rem;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* EXAMPLES */
.examples-section {
    padding: var(--spacing-lg) 0;
}

.examples-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.example-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
    border-top: 3px solid var(--color-secondary-sage);
}

.example-card h3 {
    color: var(--color-primary-green);
    margin-bottom: 0.2rem;
}

.example-card h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-accent-terracotta);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.8rem;
}

/* BENEFITS */
.benefits-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--color-bg-section);
}

.benefits-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    background-color: var(--color-white);
    padding: 1.2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
}

.benefits-list .icon {
    font-size: 1.2rem;
}

/* TESTIMONIALS - Chat Bubble Style */
.testimonials-section {
    padding: var(--spacing-lg) 0;
    background-color: #F8F9FA;
}

.testimonials-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    max-width: 500px;
    margin: 0 auto;
}

.testimonial-image-card {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s;
    background-color: #FFF;
}

.testimonial-image-card:hover {
    transform: translateY(-5px);
}

.testimonial-image-card img {
    width: 100%;
    height: auto;
    display: block;
}

/* Fallback for text cards if mixed */
.testimonial-card {
    text-align: left;
    padding: 1.5rem;
    background-color: #FFF;
    border-radius: 0 15px 15px 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border-left: 4px solid var(--color-primary-green);
    position: relative;
    margin-top: 10px;
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -10px;
    width: 0;
    height: 0;
    border-top: 20px solid #FFF;
    border-left: 20px solid transparent;
}

.quote {
    font-style: normal;
    font-size: 0.95rem;
    color: #444;
    margin-bottom: 0.8rem;
}

.cite {
    font-weight: 700;
    color: var(--color-text-dark);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cite::before {
    content: '✔';
    color: var(--color-primary-green);
    font-weight: 800;
}

/* GUARANTEE */
.guarantee-section {
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
}

.guarantee-box {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    border: 2px dashed var(--color-secondary-sage);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    background-color: rgba(163, 177, 138, 0.1);
}

.icon-seal {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

/* OFFER SECTION */
.offer-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background-color: var(--color-bg-cream);
}

.product-mockup {
    margin: 0 auto 2rem;
    max-width: 450px;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.15));
}

.product-mockup img {
    width: 100%;
    height: auto;
    display: block;
}

.price-box {
    margin: var(--spacing-md) 0;
}

.price-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 10px;
}

.price-old {
    text-decoration: line-through;
    color: #999;
    font-size: 1.5rem;
}

.price-new {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    color: var(--color-primary-green);
    font-weight: 700;
    line-height: 1;
}

.price-note {
    font-size: 1.1rem;
    color: var(--color-text-body);
    font-weight: 500;
    font-style: italic;
    opacity: 0.9;
}

.d-block {
    display: inline-block;
}

/* FOOTER */
footer {
    background-color: var(--color-text-dark);
    color: #DDD;
    padding: var(--spacing-lg) 0;
    text-align: center;
    font-size: 0.9rem;
}

.disclaimer {
    color: #888;
    font-size: 0.8rem;
    margin: 1.5rem auto;
    max-width: 700px;
}

.footer-links a {
    color: #DDD;
    text-decoration: none;
    margin: 0 10px;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* RESPONSIVE */
@media (min-width: 768px) {
    .section-title {
        font-size: 2.8rem;
    }

    .pain-points {
        flex-direction: row;
        text-align: center;
    }

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

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

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