/* 
  Cardinal Brand Identity 
  Paper-like, warm, distinctive.
*/

@import url('https://fonts.googleapis.com/css2?family=Inika:wght@400;700&family=Inter:wght@400;500;600&display=swap');

:root {
    /* Brand Colors */
    --bg-primary: #FFFBF3;
    --bg-secondary: #FDF8ED;
    /* Slightly darker cream for cards */
    --text-primary: #000000;
    --text-secondary: #22211F;
    --text-tertiary: #808080;

    --brand-coral: #FF7052;
    --brand-orange: #F37618;
    --brand-burnt: #E65C10;

    --surface-card: rgba(207, 198, 172, 0.3);
    --border-primary: #000000;

    /* Typography */
    --font-serif: 'Inika', serif;
    --font-sans: 'Inika', serif;
    /* Use Inika for all text per user request */

    /* Spacing */
    --container-width: 1100px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    --spacing-text: 1.5rem;
    --spacing-card-text-gap: 0.75rem;
    /* Space between card title and description */
    --spacing-container-mobile: 1.25rem;
    /* 20px minimum safe padding for mobile */
    /* Consistent spacing between text blocks */

    /* Effects */
    --shadow-hard: 0px 4px 0px 0px rgba(0, 0, 0, 1);
    --shadow-card: 0px 4px 20px rgba(0, 0, 0, 0.05);
    --radius-button: 12px;
    --radius-card: 24px;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg-primary: #22211F;
        --bg-secondary: #2C2A28;
        --text-primary: #FFFFFF;
        --text-secondary: #FFFBF3;
        --text-tertiary: #A0A0A0;
        /* Lightened for dark mode */
        --border-primary: #FFFFFF;
        --surface-card: rgba(255, 251, 243, 0.1);
        --shadow-hard: 0px 4px 0px 0px rgba(255, 255, 255, 0.8);
    }
}

/* Forced dark mode */
:root[data-theme="dark"] {
    --bg-primary: #22211F;
    --bg-secondary: #2C2A28;
    --text-primary: #FFFFFF;
    --text-secondary: #FFFBF3;
    --text-tertiary: #A0A0A0;
    --border-primary: #FFFFFF;
    --surface-card: rgba(255, 251, 243, 0.1);
    --shadow-hard: 0px 4px 0px 0px rgba(255, 255, 255, 0.8);
}

/* Forced light mode */
:root[data-theme="light"] {
    --bg-primary: #FFFBF3;
    --bg-secondary: #FDF8ED;
    --text-primary: #000000;
    --text-secondary: #22211F;
    --text-tertiary: #808080;
    --border-primary: #000000;
    --surface-card: rgba(207, 198, 172, 0.3);
    --shadow-hard: 0px 4px 0px 0px rgba(0, 0, 0, 1);
}

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

html {
    scroll-behavior: smooth;
}

/* Account for sticky nav when scrolling to anchors */
[id] {
    scroll-margin-top: 100px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    font-size: 18px;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.1;
}

h1 {
    font-size: clamp(3rem, 8vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

p {
    color: var(--text-secondary);
    max-width: 60ch;
}

a {
    color: var(--brand-coral);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

a:hover {
    opacity: 0.8;
}

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 5vw, 3rem);
    width: 100%;
    box-sizing: border-box;
}

.section {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.grid {
    display: grid;
    gap: var(--spacing-md);
}

/* Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-sans);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-button);
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--brand-coral);
    color: white;
    /* Always white on coral */
    border: 2px solid var(--border-primary);
    /* Straight down shadow as requested */
    box-shadow: 0px 4px 0px var(--border-primary);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .btn-primary {
        color: #000;
        border: 2px solid #000;
        box-shadow: 0px 4px 0px #FFF;
    }
}

:root[data-theme="dark"] .btn-primary {
    color: #000;
    border: 2px solid #000;
    box-shadow: 0px 4px 0px #FFF;
}

:root[data-theme="light"] .btn-primary {
    color: white;
    border: 2px solid var(--border-primary);
    box-shadow: 0px 4px 0px var(--border-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    /* Shadow grows down to 6px */
    box-shadow: 0px 6px 0px var(--text-primary);
}

.btn-primary:active {
    transform: translateY(2px);
    box-shadow: 0px 0px 0px var(--text-primary);
}

/* Ghost Button - outline only, used for nav CTA in hero view */
.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-primary);
    box-shadow: none;
    transition: all 0.3s ease;
}

.btn-ghost:hover {
    transform: translateY(-2px);
    box-shadow: 0px 4px 0px var(--border-primary);
}

.btn-ghost:active {
    transform: translateY(2px);
    box-shadow: none;
}

/* Ghost button transitions to filled on scroll */
.btn-ghost.btn-filled {
    background-color: var(--brand-coral);
    color: white;
    box-shadow: 0px 4px 0px var(--border-primary);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .btn-ghost.btn-filled {
        color: #000;
        border: 2px solid #000;
        box-shadow: 0px 4px 0px #FFF;
    }
}

:root[data-theme="dark"] .btn-ghost.btn-filled {
    color: #000;
    border: 2px solid #000;
    box-shadow: 0px 4px 0px #FFF;
}

:root[data-theme="light"] .btn-ghost.btn-filled {
    color: white;
    border: 2px solid var(--border-primary);
    box-shadow: 0px 4px 0px var(--border-primary);
}

.card {
    background: var(--bg-secondary);
    border-radius: var(--radius-card);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    /* Subtle border */
    transition: transform 0.3s ease;
    /* Force square aspect ratio */
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    /* Ensure it stays square even on small screens */
    min-height: 300px;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .card {
        border: 1px solid rgba(255, 255, 255, 0.08);
    }
}

:root[data-theme="dark"] .card {
    border: 1px solid rgba(255, 255, 255, 0.08);
}

:root[data-theme="light"] .card {
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

/* Page Header */
.page-header {
    text-align: center;
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .page-header {
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
}

:root[data-theme="dark"] .page-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

:root[data-theme="light"] .page-header {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.page-header h1 {
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    margin: 0 auto;
}

/* Content Sections */
.content-section {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

.content-section h2 {
    text-align: left;
    margin-bottom: var(--spacing-sm);
}

.content-section p {
    margin-bottom: var(--spacing-text);
}

.content-section p:last-child {
    margin-bottom: 0;
}

/* Navigation */
/* Navigation */
.nav {
    display: grid;
    grid-template-columns: auto 1fr auto;
    /* Logo Left, Links Center, CTA Right */
    align-items: center;
    padding: 1rem clamp(1.25rem, 5vw, 3rem);
    gap: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--nav-bg);
    max-width: 100%;
    box-sizing: border-box;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: padding 0.3s ease, background-color 0.3s ease;
    border-bottom: 1px solid var(--nav-border);
    /* Full width with centered content */
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding-left: max(var(--spacing-md), calc((100% - var(--container-width)) / 2 + var(--spacing-md)));
    padding-right: max(var(--spacing-md), calc((100% - var(--container-width)) / 2 + var(--spacing-md)));
}

:root {
    --nav-bg: rgba(255, 251, 243, 0.95);
    --nav-border: rgba(0, 0, 0, 0.05);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --nav-bg: rgba(34, 33, 31, 0.95);
        --nav-border: rgba(255, 255, 255, 0.08);
    }
}

:root[data-theme="dark"] {
    --nav-bg: rgba(34, 33, 31, 0.95);
    --nav-border: rgba(255, 255, 255, 0.08);
}

:root[data-theme="light"] {
    --nav-bg: rgba(255, 251, 243, 0.95);
    --nav-border: rgba(0, 0, 0, 0.05);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    z-index: 10;
}

.logo img {
    height: 32px;
    /* Smaller, more elegant logo size */
    width: auto;
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    /* More spacing between links */
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    letter-spacing: 0.02em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--brand-coral);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    display: flex;
    justify-content: flex-end;
}

/* Hero Section - Split Layout */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: flex-start;
    /* Align to TOP, not center */
    gap: 0;
    padding: 10vh clamp(1.25rem, 5vw, 3rem);
    position: relative;
    min-height: 80vh;
    text-align: left;
    max-width: var(--container-width);
    margin: 0 auto;
    box-sizing: border-box;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-text);
    z-index: 2;
    padding-right: var(--spacing-md);
    min-width: 0;
    /* Allow flex/grid item to shrink below content size */
}

.hero-tagline {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 0.5rem;
    white-space: nowrap;
}

/* Cycling Word Animation - Black text with coral underline */
.cycling-word {
    color: var(--text-primary);
    display: inline-block;
    position: relative;
    transition: opacity 0.4s ease-in-out;
    /* Remove fixed min-width - let underline adapt to text */
}

.cycling-word::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--brand-coral);
    transition: opacity 0.4s ease-in-out;
}

.cycling-word.fade-out {
    opacity: 0;
}

.cycling-word.fade-out::after {
    opacity: 0;
}

.cycling-word.fade-in {
    opacity: 1;
}

.cycling-word.fade-in::after {
    opacity: 1;
}

.hero h1 {
    text-align: left;
    margin-left: -2px;
    margin-top: 0.75rem;
    font-size: clamp(2.75rem, 5vw, 4rem);
    /* Refined size for better balance */
    line-height: 1.1;
}

.hero-description {
    color: var(--text-secondary);
    /* Matches app ColorTokens.textSecondary */
    font-size: 1.25rem;
    max-width: 42ch;
    margin: 0;
    margin-top: 0.5rem;
    line-height: 1.65;
}

.hero-visual {
    display: flex;
    justify-content: flex-end;
    /* Push illustration to the right */
    align-items: center;
    position: relative;
    height: auto;
    padding-top: 3rem;
    /* Move down */
    padding-right: 0;
    min-width: 0;
    max-width: 100%;
    margin-left: 0;
    /* Remove tightening */
}

.hero-bg-container {
    position: relative;
    width: 100%;
    /* Bigger */
    max-width: 450px;
    /* Larger cap */
    aspect-ratio: 1 / 1;
    /* Maintain square aspect */
    margin-right: -2rem;
    /* Extend toward right edge */
}

.hero-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    /* Center within container */
    opacity: 0.5;
    user-select: none;
    pointer-events: none;
    -webkit-user-drag: none;
}

/* Tablet Responsive - Condensed Nav */
@media (max-width: 900px) {
    .nav {
        gap: var(--spacing-sm);
    }
    
    .nav-links {
        gap: var(--spacing-md);
    }
    
    .nav-link {
        font-size: 0.85rem;
    }
    
    .nav-cta .btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
    
    .logo {
        font-size: 1.25rem;
    }
}

/* Mobile Responsive - Stack */
@media (max-width: 768px) {
    .nav {
        grid-template-columns: auto auto;
        gap: var(--spacing-sm);
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-cta .btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 12vh;
        padding-bottom: 8vh;
        gap: var(--spacing-md);
        position: relative;
        min-height: 75vh;
        overflow: visible;
    }

    .hero-content {
        align-items: center;
        order: 1;
        position: relative;
        z-index: 2;
        padding-right: 0;
        padding-left: 0;
    }

    .hero h1 {
        text-align: center;
        margin-left: 0;
    }

    .hero-description {
        margin: 0.5rem auto 0;
        text-align: center;
    }

    .hero-tagline {
        white-space: normal;
        text-align: center;
    }

    /* Place illustration behind hero text on mobile */
    .hero-visual {
        position: absolute !important;
        top: 45%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        max-width: 380px;
        height: 60%;
        margin: 0;
        z-index: 1;
        opacity: 0.12;
        pointer-events: none;
    }

    .hero-bg-container {
        width: 100%;
        height: 100%;
        position: relative;
    }

    .hero .hero-layer {
        opacity: 1 !important;
        mix-blend-mode: normal !important;
    }

    .hero .layer-person {
        filter: none !important;
        opacity: 0.8 !important;
    }

    /* Hide scroll indicator on mobile - force override fixed positioning */
    .scroll-indicator-container,
    #scroll-indicator {
        display: none !important;
        visibility: hidden !important;
    }

    /* Hide hero decorative elements (cardinal hand + accent layers) on mobile */
    .hero-visual,
    .hero-layer,
    .layer-person,
    .layer-cardinal {
        display: none !important;
        visibility: hidden !important;
    }

    /* Mobile section spacing - ensure breathing room */
    .section {
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
    }

    .section+.section {
        margin-top: var(--spacing-sm);
    }

    .features-grid {
        gap: var(--spacing-md);
    }

    .card {
        padding: var(--spacing-md);
        min-height: 250px;
    }

    .page-header {
        padding-top: var(--spacing-md);
        padding-bottom: var(--spacing-lg);
        margin-bottom: var(--spacing-sm);
    }

    .content-section {
        padding-top: var(--spacing-md);
        padding-bottom: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }

    .content-section:last-of-type {
        margin-bottom: var(--spacing-lg);
    }

    .content-section h2 {
        margin-bottom: var(--spacing-md);
    }

    .legal-block {
        margin-bottom: var(--spacing-lg);
    }

    .legal-block h2 {
        margin-bottom: var(--spacing-md);
    }

    /* Footer mobile */
    .copyright {
        margin-top: 0;
    }
}

.hero-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    opacity: 0.4;
    /* Stronger opacity for "pops of color" */
}

/* Layer-specific blending */
.layer-person {
    mix-blend-mode: multiply;
    opacity: 0.6;
    /* Stronger opacity for visibility on light backgrounds */
}

.layer-cardinal {
    mix-blend-mode: normal;
    /* Keep the cardinal vibrant */
}

/* Dark mode handling (system preference) */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .layer-person {
        filter: invert(1);
        mix-blend-mode: normal;
        opacity: 0.2;
    }

    :root:not([data-theme="light"]) .layer-cardinal {
        opacity: 0.4;
    }
}

/* Forced dark mode */
:root[data-theme="dark"] .layer-person {
    filter: invert(1);
    mix-blend-mode: normal;
    opacity: 0.2;
}

:root[data-theme="dark"] .layer-cardinal {
    opacity: 0.4;
}

/* Forced light mode */
:root[data-theme="light"] .layer-person {
    filter: none;
    mix-blend-mode: multiply;
    opacity: 0.6;
}

:root[data-theme="light"] .layer-cardinal {
    opacity: 0.5;
}

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

    50% {
        transform: translate(-50%, -50%) translateY(-20px);
    }

    100% {
        transform: translate(-50%, -50%) translateY(0px);
    }
}

.app-badge-container {
    margin-top: var(--spacing-md);
}

.hero-secondary-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: color 0.2s ease, gap 0.2s ease;
}

.hero-secondary-link:hover {
    color: var(--text-primary);
    gap: 0.5rem;
    opacity: 1;
}

.hero-secondary-link .arrow {
    transition: transform 0.2s ease;
}

.hero-secondary-link:hover .arrow {
    transform: translateX(3px);
}

/* Features Grid */
.features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(255, 112, 82, 0.1);
    /* Low opacity coral */
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    font-size: 24px;
}

.card h3 {
    margin-bottom: var(--spacing-card-text-gap);
}

/* Legal & Support - Center alignment */
.legal-block,
#support .card {
    text-align: center;
}

.legal-block p,
#support p {
    margin: 0 auto;
}


/* Footer */
footer {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: var(--spacing-md) 0;
    /* Match Intraface footer spacing */
    margin-top: auto;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) footer {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
}

:root[data-theme="dark"] footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

:root[data-theme="light"] footer {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    text-align: center;
}

.copyright {
    width: 100%;
    text-align: center;
    margin-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    opacity: 0.5;
    font-size: 0.9rem;
}

/* Utilities */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Scroll Indicator */
.scroll-indicator-container {
    position: absolute;
    left: 50%;
    bottom: 10vh;
    transform: translateX(-50%) translateZ(0);
    /* Center horizontally */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    pointer-events: none;
    /* Allow clicks to pass through if needed */
    transition: opacity 0.5s ease;
}

.scroll-indicator-container.hidden {
    opacity: 0;
}

.scroll-circle {
    width: 80px;
    height: 80px;
    background-image: url('assets/scroll-circle.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: spin 10s linear infinite;
    mix-blend-mode: multiply;
    /* Optional: helps it blend like ink */
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .scroll-circle {
        mix-blend-mode: normal;
        filter: invert(1);
    }
}

:root[data-theme="dark"] .scroll-circle {
    mix-blend-mode: normal;
    filter: invert(1);
}

:root[data-theme="light"] .scroll-circle {
    mix-blend-mode: multiply;
    filter: none;
}

.scroll-arrow {
    position: absolute;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    transform: rotate(180deg);
}

.scroll-arrow img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    -webkit-user-drag: none;
    user-drag: none;
    pointer-events: none;
}

/* Pointer Body - adapts to theme (toggles for light/dark mode) */
.pointer-body {
    /* Body adapts to theme */
}

/* Pointer Accent - stays constant */
.pointer-accent {
    /* Accent stays constant (coral) */
}

/* Dark mode handling for pointer (system preference) */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .pointer-body {
        filter: invert(1);
    }
}

/* Forced dark mode */
:root[data-theme="dark"] .pointer-body {
    filter: invert(1);
}

/* Forced light mode */
:root[data-theme="light"] .pointer-body {
    filter: none;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0;
}

.theme-toggle button {
    background: transparent;
    border: none;
    padding: 0;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s ease;
    letter-spacing: 0.02em;
}

.theme-toggle button:hover {
    color: var(--text-primary);
}

.theme-toggle button.active {
    color: var(--brand-coral);
}

.theme-toggle .separator {
    color: var(--text-tertiary);
    padding: 0 0.5rem;
    font-size: 0.95rem;
    user-select: none;
}

/* ============================================
   CARDINAL LANDING PAGE — NEW SECTIONS
   ============================================ */

/* --- Section: Problem Agitation --- */
.section-problem {
    padding-top: 6rem;
    padding-bottom: 6rem;
    text-align: center;
}

.section-problem .problem-headline {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 700;
    line-height: 1.3;
    margin: 0 auto 3rem;
    color: var(--text-primary);
}

.scenario-list {
    list-style: none;
    padding: 0;
    margin: 0 auto 3rem;
    width: 100%;
    text-align: center;
}

.scenario-list li {
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    color: var(--text-secondary);
    opacity: 0.8;
    line-height: 2.4;
    letter-spacing: 0.01em;
    text-align: center;
}

/* Transition line in scenario list - same styling but coral color */
.scenario-list li.problem-transition {
    color: var(--brand-coral);
    font-weight: 600;
    opacity: 1;
}

/* --- Section: Cardinal Difference --- */
.section-difference {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-difference h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 3.5rem;
}

.difference-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.difference-column {
    text-align: center;
    padding: 1.5rem;
}

.difference-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 112, 82, 0.1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 32px;
}

.difference-column h3 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.difference-column p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 25ch;
    margin: 0 auto;
    line-height: 1.5;
}

/* --- Section: How It Works --- */
.section-how {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.section-how > h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 4rem;
}

.how-step {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}

.how-step:last-of-type {
    margin-bottom: 3rem;
}

.how-step.reverse {
    direction: rtl;
}

.how-step.reverse > * {
    direction: ltr;
}

.how-step-content {
    text-align: left;
}

.step-number {
    width: 56px;
    height: 56px;
    border: 3px solid var(--brand-coral);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--brand-coral);
    margin-bottom: 1.25rem;
}

.step-label {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--brand-coral);
    margin-bottom: 0.75rem;
}

.how-step-content h3 {
    font-family: var(--font-serif);
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    font-weight: 700;
    line-height: 1.35;
    color: var(--text-primary);
    max-width: 22ch;
}

.product-visual {
    aspect-ratio: 4 / 3;
    background: var(--bg-secondary);
    border-radius: var(--radius-card);
    border: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.04);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .product-visual {
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.2);
    }
}

:root[data-theme="dark"] .product-visual {
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.2);
}

.product-visual-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    margin-bottom: 0.5rem;
}

.product-visual-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-align: center;
}

.product-visual-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.6;
}

.how-cta {
    text-align: center;
    margin-top: 2rem;
}

/* --- Section: Before/After Transformation --- */
.section-transform {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-transform > h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 3.5rem;
}

.transformation-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.transformation-pair:last-of-type {
    margin-bottom: 3rem;
}

.comparison-card {
    padding: 2rem;
    border-radius: var(--radius-card);
    position: relative;
}

.comparison-card.before {
    background: rgba(180, 160, 160, 0.08);
    border: 1px solid rgba(180, 160, 160, 0.15);
}

.comparison-card.after {
    background: rgba(255, 112, 82, 0.06);
    border: 1px solid rgba(255, 112, 82, 0.15);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .comparison-card.before {
        background: rgba(120, 100, 100, 0.15);
        border: 1px solid rgba(150, 130, 130, 0.2);
    }
    :root:not([data-theme="light"]) .comparison-card.after {
        background: rgba(255, 112, 82, 0.1);
        border: 1px solid rgba(255, 112, 82, 0.2);
    }
}

:root[data-theme="dark"] .comparison-card.before {
    background: rgba(120, 100, 100, 0.15);
    border: 1px solid rgba(150, 130, 130, 0.2);
}

:root[data-theme="dark"] .comparison-card.after {
    background: rgba(255, 112, 82, 0.1);
    border: 1px solid rgba(255, 112, 82, 0.2);
}

.comparison-indicator {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.comparison-card .scenario-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-tertiary);
    margin-bottom: 1rem;
}

.comparison-card blockquote {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.05rem;
    line-height: 1.55;
    color: var(--text-primary);
    margin: 0 0 1rem;
    padding: 0;
}

.comparison-card .outcome {
    font-size: 0.9rem;
    font-style: italic;
}

.comparison-card.before .outcome {
    color: rgba(150, 100, 100, 0.9);
}

.comparison-card.after .outcome {
    color: var(--brand-coral);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .comparison-card.before .outcome {
        color: rgba(200, 150, 150, 0.9);
    }
}

:root[data-theme="dark"] .comparison-card.before .outcome {
    color: rgba(200, 150, 150, 0.9);
}

.transform-closing {
    text-align: center;
    max-width: 55ch;
    margin: 2rem auto 0;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* --- Section: Curriculum Preview --- */
.section-curriculum {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.section-curriculum > h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 0.75rem;
}

.section-curriculum > .subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin: 0 auto 3rem;
    max-width: 50ch;
    font-size: 1.05rem;
}

.curriculum-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.domain-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    aspect-ratio: 1;
    overflow: hidden;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .domain-card {
        border: 1px solid rgba(255, 255, 255, 0.08);
    }
}

:root[data-theme="dark"] .domain-card {
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.domain-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    z-index: 5;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .domain-card:hover {
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    }
}

:root[data-theme="dark"] .domain-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.domain-number {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 24px;
    height: 24px;
    background: rgba(255, 112, 82, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--brand-coral);
}

/* Domain Header - default state: column layout */
.domain-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.domain-icon {
    font-size: 2rem;
    line-height: 1;
    transition: font-size 0.3s ease;
}

.domain-card h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    transition: font-size 0.3s ease;
}

/* Teaser - visible by default, hidden on hover */
.domain-teaser {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
    margin: 0.5rem 0 0 0;
    transition: opacity 0.3s ease, max-height 0.3s ease;
}

.domain-card:hover .domain-teaser,
.domain-card.expanded .domain-teaser {
    opacity: 0;
    max-height: 0;
    margin: 0;
    overflow: hidden;
}

/* Hover state: row layout with smaller emoji */
.domain-card:hover .domain-header,
.domain-card.expanded .domain-header {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.domain-card:hover .domain-icon,
.domain-card.expanded .domain-icon {
    font-size: 1.1rem;
}

.domain-card:hover h4,
.domain-card.expanded h4 {
    font-size: 1.1rem;
}

/* Skills list */
.domain-skills {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s ease;
    margin-top: 0;
    flex: 1;
    position: relative;
}

.domain-card:hover .domain-skills,
.domain-card.expanded .domain-skills {
    opacity: 1;
    margin-top: 0.75rem;
    max-height: none;
}

.domain-skills ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.domain-skills li {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.6;
    padding-left: 0.9rem;
    position: relative;
}

.domain-skills li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--brand-coral);
}

/* Fade overlay for overflow */
.domain-skills::after {
    content: 'And more...';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3rem;
    background: linear-gradient(to bottom, transparent 0%, var(--bg-secondary) 70%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 0.25rem;
    font-size: 0.7rem;
    font-style: italic;
    color: var(--text-tertiary);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.domain-card:hover .domain-skills::after,
.domain-card.expanded .domain-skills::after {
    opacity: 1;
}

.curriculum-footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
    width: 100%;
    margin: 0 auto;
}

/* --- Section: Science & Credibility --- */
.section-science {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-science > h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 1.5rem;
}

.science-body {
    text-align: center;
    max-width: 55ch;
    margin: 0 auto 1.5rem;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.science-stat {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-tertiary);
    letter-spacing: 0.02em;
    margin: 0 auto 2.5rem;
    width: 100%;
}

/* Research Marquee */
.marquee-container {
    position: relative;
    max-width: var(--container-width);
    width: 100%;
    margin: 1rem auto 0;
    overflow: hidden;
    background: var(--bg-primary);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-card);
    padding: 1.25rem 0;
}

/* Fade edges */
.marquee-container::before,
.marquee-container::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 60px;
    z-index: 2;
    pointer-events: none;
}

.marquee-container::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-primary) 0%, transparent 100%);
}

.marquee-container::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-primary) 0%, transparent 100%);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .marquee-container {
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    :root:not([data-theme="light"]) .marquee-container::before {
        background: linear-gradient(to right, var(--bg-primary) 0%, transparent 100%);
    }
    :root:not([data-theme="light"]) .marquee-container::after {
        background: linear-gradient(to left, var(--bg-primary) 0%, transparent 100%);
    }
}

:root[data-theme="dark"] .marquee-container {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

:root[data-theme="dark"] .marquee-container::before {
    background: linear-gradient(to right, var(--bg-primary) 0%, transparent 100%);
}

:root[data-theme="dark"] .marquee-container::after {
    background: linear-gradient(to left, var(--bg-primary) 0%, transparent 100%);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 60s linear infinite;
}

.marquee-track:hover {
    animation-play-state: paused;
}

.marquee-content {
    display: flex;
    gap: 1rem;
    padding-right: 1rem;
}

.marquee-item {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    padding: 0.6rem 1.1rem;
    background: var(--bg-secondary);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: border-color 0.2s, background-color 0.2s;
}

.marquee-item:hover {
    border-color: var(--brand-coral);
    background: rgba(255, 112, 82, 0.05);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .marquee-item {
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    :root:not([data-theme="light"]) .marquee-item:hover {
        border-color: var(--brand-coral);
        background: rgba(255, 112, 82, 0.1);
    }
}

:root[data-theme="dark"] .marquee-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

:root[data-theme="dark"] .marquee-item:hover {
    border-color: var(--brand-coral);
    background: rgba(255, 112, 82, 0.1);
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* --- Section: Pricing --- */
.section-pricing {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.section-pricing > h2 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 3rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 0 auto 2rem;
    align-items: stretch;
}

.pricing-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-card);
    padding: 2rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .pricing-card {
        border: 1px solid rgba(255, 255, 255, 0.08);
    }
}

:root[data-theme="dark"] .pricing-card {
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-card.recommended {
    border: 2px solid var(--brand-coral);
    position: relative;
    transform: scale(1.03);
    box-shadow: 0 8px 30px rgba(255, 112, 82, 0.12);
}

.pricing-card.recommended:hover {
    transform: scale(1.03) translateY(-4px);
}

.recommended-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-coral);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.35rem 0.85rem;
    border-radius: 100px;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .recommended-badge {
        color: #000;
    }
}

:root[data-theme="dark"] .recommended-badge {
    color: #000;
}

.pricing-tier {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.pricing-price {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding-top: 1.5rem;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .pricing-features {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
}

:root[data-theme="dark"] .pricing-features {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-features li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.pricing-features .check {
    color: var(--brand-coral);
    font-weight: 700;
}

.pricing-features .dash {
    color: var(--text-tertiary);
    opacity: 0.5;
}

.pricing-best-for {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.5;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    margin-top: auto;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .pricing-best-for {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
}

:root[data-theme="dark"] .pricing-best-for {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    width: 100%;
    margin: 0 auto;
}

.pricing-cta {
    text-align: center;
}

/* --- Section: Support --- */
.section-support {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.support-card {
    background: var(--bg-secondary);
    border: 2px solid var(--text-primary);
    border-radius: var(--radius-card);
    padding: 3.5rem 4rem 3rem;
    text-align: center;
}

.support-card h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0 0 1.25rem 0;
}

.support-subtext {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0 auto 1.75rem;
    max-width: 46ch;
}

.support-cta {
    margin-bottom: 1.75rem;
}

.support-cta .btn {
    font-size: 1.05rem;
    padding: 0.9rem 2rem;
}

.support-note {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    margin: 0;
}

/* --- Section: FAQ --- */
.section-faq {
    padding-top: 4rem;
    padding-bottom: 6rem;
}

.section-faq > h2 {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    margin-bottom: 2.5rem;
}

.faq-accordion {
    max-width: 700px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .faq-item {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}

:root[data-theme="dark"] .faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    cursor: pointer;
    list-style: none;
    transition: color 0.2s;
}

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

.faq-item summary:hover {
    color: var(--brand-coral);
}

.faq-item summary .faq-icon {
    font-size: 1.25rem;
    color: var(--brand-coral);
    transition: transform 0.3s;
}

.faq-item[open] summary .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 0 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 60ch;
}

/* --- Mobile Responsiveness for New Sections --- */
@media (max-width: 768px) {
    .section-problem {
        padding-top: 5rem;
        padding-bottom: 4rem;
    }
    
    .section-problem .problem-headline {
        max-width: 100%;
        padding: 0;
    }
    
    .scenario-list li {
        line-height: 2.2;
    }
    
    .difference-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .how-step {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .how-step.reverse {
        direction: ltr;
    }
    
    .how-step-content {
        text-align: center;
        order: 1;
    }
    
    .how-step .product-visual {
        order: 2;
    }
    
    .step-number {
        margin: 0 auto 1.25rem;
    }
    
    .step-label {
        display: block;
    }
    
    .how-step-content h3 {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .transformation-pair {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .comparison-card {
        padding: 1.5rem;
    }
    
    .comparison-card blockquote {
        font-size: 0.95rem;
    }
    
    .transform-closing {
        font-size: 0.95rem;
        padding: 0;
    }
    
    .curriculum-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .domain-card {
        padding: 1.25rem;
        aspect-ratio: 1;
    }
    
    .domain-icon {
        font-size: 1.5rem;
    }
    
    .domain-card h4 {
        font-size: 0.85rem;
    }
    
    .domain-card:hover .domain-icon,
    .domain-card.expanded .domain-icon {
        font-size: 0.9rem;
    }
    
    .domain-card:hover h4,
    .domain-card.expanded h4 {
        font-size: 0.9rem;
    }
    
    .domain-teaser {
        font-size: 0.8rem;
    }
    
    .domain-skills li {
        font-size: 0.7rem;
        line-height: 1.5;
    }
    
    /* Marquee needs horizontal margin on mobile */
    .marquee-container {
        margin-left: clamp(1.25rem, 5vw, 3rem);
        margin-right: clamp(1.25rem, 5vw, 3rem);
        width: auto;
    }
    
    .marquee-item {
        font-size: 0.8rem;
        padding: 0.5rem 0.9rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card {
        padding: 1.75rem;
    }
    
    .pricing-card.recommended {
        order: -1;
        transform: none;
    }
    
    .pricing-card.recommended:hover {
        transform: translateY(-4px);
    }
    
    .support-card {
        padding: 2.75rem 1.75rem 2.5rem;
    }
    
    .support-subtext {
        font-size: 0.9rem;
        max-width: 100%;
        margin-bottom: 2rem;
    }
    
    .faq-item summary {
        font-size: 0.95rem;
    }
    
    .science-body {
        font-size: 0.95rem;
        padding: 0;
    }
    
    .science-stat {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .curriculum-grid {
        grid-template-columns: 1fr;
    }
    
    .domain-card {
        aspect-ratio: auto;
        min-height: 180px;
    }
}