/* ============================================
   InovaNutra — Homepage Institucional
   Vanilla CSS · Mobile-first · Brand Guide
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Manrope', system-ui, -apple-system, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1a3a2a;
    background-color: #f0fdf4;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* --- Tokens --- */
:root {
    /* Colors */
    --c-primary: #16a34a;
    --c-primary-dark: #15803d;
    --c-primary-deep: #14532d;
    --c-accent: #f97316;
    --c-accent-hover: #ea580c;
    --c-bg: #f0fdf4;
    --c-white: #ffffff;
    --c-surface: #e8fae8;
    --c-text: #1a3a2a;
    --c-text-muted: #4a6a5a;
    --c-text-light: #6b8a7b;
    --c-border: #d1e7d1;
    --c-dark-bg: #14532d;
    --c-dark-text: #e8fae8;
    --c-dark-muted: rgba(255,255,255,0.7);

    /* Spacing */
    --s-xs: 0.25rem;
    --s-sm: 0.5rem;
    --s-md: 1rem;
    --s-lg: 1.5rem;
    --s-xl: 2rem;
    --s-2xl: 3rem;
    --s-3xl: 4rem;
    --s-4xl: 6rem;

    /* Radius */
    --r-sm: 0.5rem;
    --r-md: 0.75rem;
    --r-lg: 1rem;
    --r-xl: 1.5rem;
    --r-2xl: 2rem;
    --r-full: 9999px;

    /* Shadow */
    --shadow-sm: 0 1px 3px rgba(0, 33, 13, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 33, 13, 0.06);
    --shadow-lg: 0 16px 32px rgba(0, 33, 13, 0.08);

    /* Transitions */
    --t-fast: 150ms ease;
    --t-base: 250ms ease;
    --t-slow: 400ms ease;

    /* Container */
    --container: 1120px;
    --container-narrow: 720px;
}

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--s-lg);
}

.container-narrow {
    max-width: var(--container-narrow);
}

.text-center { text-align: center; }
.text-white { color: var(--c-white); }
.text-primary { color: var(--c-primary); }

.section {
    padding: var(--s-3xl) 0;
}

.section-white {
    background: var(--c-white);
}

.section-mint {
    background: var(--c-bg);
}

.section-dark {
    background: var(--c-dark-bg);
    color: var(--c-dark-text);
}

.section-cta {
    background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-white) 100%);
    padding: var(--s-4xl) 0;
}

/* --- Typography --- */
.section-title {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--s-md);
}

.section-sub {
    font-size: 1.05rem;
    color: var(--c-text-muted);
    line-height: 1.7;
    max-width: 640px;
    margin-bottom: var(--s-md);
}

.section-sub.highlight {
    color: var(--c-primary-dark);
    font-weight: 700;
    font-size: 1.15rem;
}

.section-sub-center {
    margin-left: auto;
    margin-right: auto;
}

.section-header {
    margin-bottom: var(--s-2xl);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-weight: 700;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    border-radius: var(--r-lg);
    padding: 0.875rem 1.75rem;
    transition: transform var(--t-fast), box-shadow var(--t-base);
    text-align: center;
    line-height: 1.2;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--c-primary);
    color: var(--c-white);
}

.btn-primary:hover {
    background: var(--c-primary-dark);
    box-shadow: var(--shadow-md);
}

.btn-accent {
    background: var(--c-accent);
    color: var(--c-white);
}

.btn-accent:hover {
    background: var(--c-accent-hover);
    box-shadow: 0 8px 24px rgba(249, 115, 22, 0.3);
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
    border-radius: var(--r-xl);
}

.btn-full {
    width: 100%;
}

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: box-shadow var(--t-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0.75rem var(--s-lg);
}

.logo-img {
    height: 36px;
    width: auto;
}

.navbar-links {
    display: none;
    gap: var(--s-xl);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--c-text-muted);
    transition: color var(--t-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--c-primary-dark);
    font-weight: 600;
}

.navbar-cta {
    display: none;
}

.navbar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--c-text);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
}

.navbar-mobile {
    display: none;
    flex-direction: column;
    gap: var(--s-sm);
    padding: var(--s-md) var(--s-lg) var(--s-lg);
    border-top: 1px solid var(--c-border);
}

.navbar-mobile.open {
    display: flex;
}

.nav-link-mobile {
    font-size: 1rem;
    font-weight: 500;
    color: var(--c-text);
    padding: var(--s-sm) 0;
}

/* --- Hero --- */
.hero {
    padding: 7rem var(--s-lg) var(--s-3xl);
    max-width: var(--container);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.hero-content {
    display: contents;
}

.hero-headline {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--c-text);
    margin-bottom: var(--s-lg);
    order: 1;
}

.hero-sub {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--c-text-muted);
    margin-bottom: var(--s-lg);
    max-width: 540px;
    order: 2;
}

.hero-visual {
    order: 3;
    display: flex;
    justify-content: center;
    margin-bottom: var(--s-xl);
}

.hero-ctas {
    display: flex;
    flex-direction: column;
    gap: var(--s-md);
    align-items: flex-start;
    order: 4;
}

.hero-link {
    font-weight: 600;
    color: var(--c-primary);
    font-size: 0.95rem;
    transition: color var(--t-fast);
}

.hero-link:hover {
    color: var(--c-primary-dark);
}

.hero-video-wrapper {
    width: 100%;
    max-width: 300px;
    border-radius: var(--r-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: #000;
}

.hero-video-wrapper vturb-smartplayer {
    display: block;
    width: 100%;
}

/* --- Belief Cards --- */
.belief-cards {
    display: grid;
    gap: var(--s-lg);
}

.belief-card {
    background: var(--c-bg);
    padding: var(--s-xl);
    border-radius: var(--r-xl);
    transition: transform var(--t-base);
}

.belief-card:hover {
    transform: translateY(-2px);
}

.belief-card-accent {
    background: var(--c-primary-deep);
    color: var(--c-white);
}

.belief-card-accent .belief-icon {
    background: rgba(255,255,255,0.15);
    color: #86efac;
}

.belief-card-accent p {
    color: var(--c-dark-muted);
}

.belief-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--r-full);
    background: rgba(22, 163, 74, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-primary);
    margin-bottom: var(--s-md);
}

.belief-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--s-sm);
}

.belief-card p {
    font-size: 0.95rem;
    color: var(--c-text-muted);
    line-height: 1.65;
}

/* --- How It Works --- */
.how-it-works {
    display: flex;
    flex-direction: column;
    gap: var(--s-2xl);
}

.how-left .section-title {
    margin-bottom: var(--s-xl);
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-sm);
    margin-top: var(--s-lg);
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--s-xs);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--c-text-light);
}

.trust-badge .material-symbols-outlined {
    font-size: 16px;
}

.steps {
    display: flex;
    flex-direction: column;
    gap: var(--s-xl);
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 40px;
    bottom: 40px;
    width: 2px;
    background: rgba(22, 163, 74, 0.15);
}

.step {
    display: flex;
    gap: var(--s-lg);
    position: relative;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: var(--r-full);
    background: var(--c-primary);
    color: var(--c-white);
    font-weight: 800;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.step-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--s-xs);
}

.step-content p {
    font-size: 0.95rem;
    color: var(--c-text-muted);
    line-height: 1.65;
}

/* --- Numbers Bar --- */
.section-numbers {
    background: var(--c-primary-deep);
    padding: var(--s-2xl) 0;
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--s-xl);
    text-align: center;
}

.number-item {
    padding: var(--s-md);
}

.number-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--c-white);
    letter-spacing: -0.03em;
    line-height: 1;
}

.number-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: #86efac;
}

.number-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
    margin-top: var(--s-xs);
    font-weight: 500;
}

/* --- Programs --- */
.programs-grid {
    display: grid;
    gap: var(--s-xl);
    margin-top: var(--s-2xl);
    margin-bottom: var(--s-xl);
}

.program-card {
    background: var(--c-white);
    border-radius: var(--r-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--t-base), box-shadow var(--t-base);
}

.program-active:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.program-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.program-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.program-image-muted img {
    filter: grayscale(100%);
    opacity: 0.5;
}

.program-tag {
    position: absolute;
    top: var(--s-md);
    right: var(--s-md);
    padding: 0.375rem 0.875rem;
    border-radius: var(--r-full);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.tag-popular {
    background: rgba(22, 163, 74, 0.15);
    color: var(--c-primary-dark);
}

.tag-soon {
    background: rgba(0,0,0,0.5);
    color: var(--c-white);
}

.program-body {
    padding: var(--s-xl);
}

.program-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: var(--s-xs);
}

.program-subtitle {
    font-size: 0.9rem;
    color: var(--c-primary);
    font-weight: 600;
    margin-bottom: var(--s-md);
}

.program-text {
    font-size: 0.95rem;
    color: var(--c-text-muted);
    line-height: 1.65;
    margin-bottom: var(--s-md);
}

.program-anchor {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--c-text-light);
    margin-bottom: var(--s-lg);
    font-style: italic;
}

/* App Preview inside program card */
.app-preview {
    margin: var(--s-md) 0;
    padding: var(--s-md);
    background: var(--c-bg);
    border-radius: var(--r-xl);
    text-align: center;
}

.app-preview img {
    max-height: 280px;
    width: auto;
    margin: 0 auto;
    border-radius: var(--r-md);
    box-shadow: var(--shadow-md);
}

/* Secure badge */
.secure-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--s-xs);
    margin-top: var(--s-sm);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--c-text-light);
}

.secure-badge svg {
    color: var(--c-primary);
}

/* Footer Kiwify */
.footer-kiwify {
    display: inline-flex;
    align-items: center;
    gap: var(--s-xs);
    font-size: 0.8rem;
    margin-top: var(--s-sm);
    opacity: 0.7;
}

.program-coming-soon {
    font-size: 0.85rem;
    color: var(--c-text-light);
    font-style: italic;
}

.programs-teaser {
    text-align: center;
    font-size: 0.9rem;
    color: var(--c-text-light);
    max-width: 540px;
    margin: 0 auto;
}

/* Waitlist Form */
.waitlist-form {
    display: flex;
    gap: var(--s-sm);
}

.input-email {
    flex: 1;
    font-family: inherit;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    background: var(--c-white);
    color: var(--c-text);
    transition: border-color var(--t-fast);
}

.input-email:focus {
    outline: none;
    border-color: var(--c-primary);
}

/* --- Authority --- */
.authority {
    display: flex;
    flex-direction: column;
    gap: var(--s-2xl);
}

.authority-photo img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    border-radius: var(--r-2xl);
}

.authority-bio p {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--c-dark-muted);
    margin-bottom: var(--s-md);
}

.authority-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-sm);
    margin-top: var(--s-lg);
}

.authority-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--r-full);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--c-dark-muted);
}

/* --- Science --- */
.science-quote {
    position: relative;
    padding: var(--s-2xl) var(--s-xl);
    margin: var(--s-2xl) 0;
    border-left: 4px solid var(--c-primary);
    background: var(--c-bg);
    border-radius: 0 var(--r-lg) var(--r-lg) 0;
}

.quote-mark {
    font-size: 4rem;
    font-weight: 800;
    color: var(--c-primary);
    opacity: 0.15;
    line-height: 1;
    position: absolute;
    top: var(--s-md);
    left: var(--s-md);
}

blockquote {
    font-size: 1.15rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--c-text);
    font-style: italic;
}

cite {
    display: block;
    margin-top: var(--s-md);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--c-primary);
    font-style: normal;
}

.science-cards {
    display: grid;
    gap: var(--s-lg);
}

.science-card {
    text-align: center;
    padding: var(--s-xl);
}

.science-card .material-symbols-outlined {
    font-size: 2.5rem;
    color: var(--c-primary);
    margin-bottom: var(--s-md);
}

.science-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--s-sm);
}

.science-card p {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    line-height: 1.6;
}

/* --- Results / Before-After --- */
.results-grid {
    display: grid;
    gap: var(--s-xl);
    margin-top: var(--s-2xl);
}

.result-card {
    background: var(--c-white);
    border-radius: var(--r-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--t-base), box-shadow var(--t-base);
}

.result-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.before-after {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    background: var(--c-border);
}

.ba-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3 / 4;
}

.ba-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ba-label {
    position: absolute;
    bottom: var(--s-sm);
    left: var(--s-sm);
    padding: 0.25rem 0.625rem;
    background: rgba(0, 0, 0, 0.55);
    color: var(--c-white);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--r-sm);
}

.ba-label-after {
    background: var(--c-primary);
}

.result-body {
    padding: var(--s-lg);
}

.result-stat {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--c-primary-dark);
    margin-bottom: var(--s-sm);
}

.testimonial-text {
    font-size: 0.9rem;
    line-height: 1.65;
    color: var(--c-text-muted);
    font-style: italic;
    margin-bottom: var(--s-sm);
}

.testimonial-name {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--c-text);
}

/* --- FAQ --- */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--s-sm);
    margin-top: var(--s-2xl);
}

.faq-item {
    background: var(--c-bg);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: background var(--t-fast);
}

.faq-item[open] {
    background: var(--c-surface);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--s-lg);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    color: var(--c-text);
    list-style: none;
    gap: var(--s-md);
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--c-text-light);
    transition: transform var(--t-base);
    flex-shrink: 0;
}

.faq-item[open] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--s-lg) var(--s-lg);
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--c-text-muted);
}

/* --- CTA Final --- */
.cta-headline {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--s-md);
}

.cta-sub {
    font-size: 1.05rem;
    color: var(--c-text-muted);
    line-height: 1.7;
    margin-bottom: var(--s-xl);
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--s-lg);
    margin-bottom: var(--s-xl);
}

.cta-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: var(--s-xs);
    font-weight: 600;
    color: var(--c-primary);
    font-size: 0.95rem;
}

.cta-whatsapp .material-symbols-outlined {
    font-size: 20px;
}

.cta-guarantee {
    display: inline-flex;
    align-items: center;
    gap: var(--s-xs);
    font-size: 0.8rem;
    color: var(--c-text-light);
}

.cta-guarantee .material-symbols-outlined {
    font-size: 16px;
}

/* --- Sticky CTA Mobile --- */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--s-sm) var(--s-md);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
    z-index: 90;
    transform: translateY(100%);
    transition: transform var(--t-base);
}

.sticky-cta.visible {
    transform: translateY(0);
}

/* --- Footer --- */
.footer {
    background: var(--c-dark-bg);
    color: var(--c-dark-muted);
    padding-top: var(--s-3xl);
    border-radius: var(--r-2xl) var(--r-2xl) 0 0;
}

.footer-grid {
    display: grid;
    gap: var(--s-2xl);
    padding-bottom: var(--s-2xl);
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--c-white);
    margin-bottom: var(--s-md);
    letter-spacing: -0.02em;
}

.footer-tagline {
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: var(--s-md);
    margin-top: var(--s-md);
}

.social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.08);
    border-radius: var(--r-full);
    color: var(--c-dark-muted);
    transition: background var(--t-fast);
}

.social-link:hover {
    background: rgba(255,255,255,0.15);
    color: var(--c-white);
}

.footer-nav h4, .footer-contact h4 {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--c-white);
    margin-bottom: var(--s-md);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--s-sm);
}

.footer-nav a {
    font-size: 0.875rem;
    color: var(--c-dark-muted);
    transition: color var(--t-fast);
}

.footer-nav a:hover {
    color: var(--c-white);
}

.footer-contact p {
    font-size: 0.875rem;
    margin-bottom: var(--s-xs);
}

.footer-cnpj {
    font-size: 0.8rem;
    opacity: 0.6;
}

.footer-disclaimer {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: var(--s-lg) 0;
}

.footer-disclaimer p {
    font-size: 0.7rem;
    line-height: 1.6;
    opacity: 0.5;
}

.footer-bottom {
    background: rgba(0,0,0,0.15);
    padding: var(--s-md) var(--s-lg);
    text-align: center;
    font-size: 0.75rem;
    opacity: 0.4;
    margin: 0 calc(-1 * var(--s-lg));
}

/* ============================================
   Responsive — Tablet (768px+)
   ============================================ */
@media (min-width: 768px) {

    .section {
        padding: var(--s-4xl) 0;
    }

    .section-title {
        font-size: 2.5rem;
    }

    /* Navbar */
    .navbar-toggle {
        display: none;
    }

    .navbar-links {
        display: flex;
    }

    .navbar-cta {
        display: inline-flex;
    }

    /* Hero — desktop: 2 columns, video on right */
    .hero {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr;
        grid-template-rows: auto auto auto;
        gap: 0 var(--s-3xl);
        align-items: center;
        padding: 8rem var(--s-lg) var(--s-4xl);
    }

    .hero-content {
        display: contents;
    }

    .hero-headline {
        font-size: 3rem;
        order: unset;
        grid-column: 1;
        grid-row: 1;
    }

    .hero-sub {
        order: unset;
        grid-column: 1;
        grid-row: 2;
    }

    .hero-ctas {
        order: unset;
        grid-column: 1;
        grid-row: 3;
    }

    .hero-visual {
        order: unset;
        grid-column: 2;
        grid-row: 1 / 4;
        margin-bottom: 0;
        justify-content: flex-end;
        align-self: center;
    }

    .hero-video-wrapper {
        max-width: 380px;
    }

    /* Belief Cards */
    .belief-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    /* How It Works */
    .how-it-works {
        flex-direction: row;
        align-items: flex-start;
    }

    .how-left {
        flex: 1;
        position: sticky;
        top: 8rem;
    }

    .how-right {
        flex: 1;
    }

    /* Numbers */
    .numbers-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .number-value {
        font-size: 3.5rem;
    }

    /* Programs */
    .programs-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Authority */
    .authority {
        flex-direction: row;
        align-items: center;
    }

    .authority-photo {
        flex: 1;
    }

    .authority-photo img {
        height: 500px;
    }

    .authority-content {
        flex: 1;
    }

    /* Science */
    .science-cards {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Results */
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* CTA */
    .cta-headline {
        font-size: 2.75rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }

    /* Hide sticky CTA on tablet+ */
    .sticky-cta {
        display: none;
    }
}

/* ============================================
   Responsive — Desktop (1024px+)
   ============================================ */
@media (min-width: 1024px) {

    .hero-headline {
        font-size: 3.5rem;
    }

    .section-title {
        font-size: 2.75rem;
    }

    .hero-video-wrapper {
        max-width: 400px;
    }

    /* Results */
    .results-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    blockquote {
        font-size: 1.35rem;
    }
}

/* ============================================
   Animations
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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