/* ============================================
   AUDIENCE PAGES — Shared Styles
   readers.html, educators.html, researchers.html
   + Homepage audience routing cards
   ============================================ */

/* === Active Nav Link === */
.v2-nav__link--active {
    color: var(--teal-500);
    font-weight: 600;
}

/* === Audience Hero === */
.aud-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-4xl);
    background: var(--navy-900);
    position: relative;
    overflow: hidden;
}

.aud-hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.aud-hero__inner {
    max-width: 760px;
    text-align: center;
    margin: 0 auto;
}

.aud-hero__eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--teal-400);
    margin-bottom: var(--space-md);
}

.aud-hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.aud-hero__subtitle {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-on-dark-muted);
    max-width: 640px;
    margin: 0 auto var(--space-xl);
}

.aud-hero__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

/* === Audience Video Section === */
.aud-video__inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-3xl);
    align-items: center;
}

.aud-video__player {
    max-width: 520px;
    justify-self: end;
    width: 100%;
}

@media (max-width: 768px) {
    .aud-video__player {
        max-width: 100%;
        justify-self: stretch;
    }
}

.aud-video__inner .v2-section-header {
    text-align: left;
}

.aud-video__inner .v2-section-header__desc {
    margin-left: 0;
    margin-right: 0;
}

@media (max-width: 768px) {
    .aud-video__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .aud-video__inner .v2-section-header {
        text-align: center;
    }
}

.aud-video__player {
    position: relative;
    margin-bottom: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(10, 15, 30, 0.25), 0 8px 20px rgba(10, 15, 30, 0.15);
    border: 1px solid var(--border-subtle);
    background: var(--white);
    cursor: pointer;
    transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
}

.aud-video__player:hover {
    box-shadow: 0 28px 70px rgba(10, 15, 30, 0.3), 0 12px 28px rgba(10, 15, 30, 0.18);
}

.aud-video__player video {
    display: block;
    width: 100%;
    height: auto;
}

.aud-video__player:hover video:not(.playing) {
    filter: brightness(0.95);
}

.aud-video__play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: none;
    background: rgba(10, 15, 30, 0.7);
    backdrop-filter: blur(8px);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--duration-normal) var(--ease-out);
    z-index: 2;
}

.aud-video__play-btn:hover {
    background: rgba(10, 15, 30, 0.85);
    transform: translate(-50%, -50%) scale(1.08);
}

.aud-video__play-btn svg {
    margin-left: 3px;
}

.aud-video__player.is-playing .aud-video__play-btn {
    opacity: 0;
    pointer-events: none;
}

.aud-video__player.is-paused .aud-video__play-btn {
    opacity: 1;
    pointer-events: auto;
}

.aud-video__player.is-ended .aud-video__play-btn {
    opacity: 1;
    pointer-events: auto;
}

.aud-video__player.is-playing video {
    cursor: default;
}

.aud-video__player.is-playing:hover video {
    filter: none;
}

.aud-video__cta {
    margin-top: var(--space-md);
}

/* === Audience Promise / Problem Section === */
.aud-promise {
    background: var(--white);
}

.aud-promise__inner {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.aud-promise__title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 600;
    color: var(--navy-900);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xl);
}

.aud-promise__body {
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--warm-600);
    margin-bottom: var(--space-lg);
}

.aud-promise__body:last-child {
    margin-bottom: 0;
}

/* === Audience Pillars (Educator / Researcher numbered cards) === */
.aud-pillars__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.aud-pillars__card {
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-pillars__card:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-pillars__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--navy-900);
    color: var(--teal-400);
    font-size: 0.8125rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.aud-pillars__card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
}

.aud-pillars__card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
}

/* === Knowledge Lens — Pre/Post Measurement === */
.aud-lens {
    background: var(--bg-subtle);
}

.aud-lens__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    align-items: start;
}

.aud-lens__item {
    display: flex;
    flex-direction: column;
    margin: 0;
}

.aud-lens__shot {
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4 / 3;
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-lens__shot:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.aud-lens__shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.aud-lens__caption {
    padding: var(--space-lg) var(--space-sm) 0;
}

.aud-lens__step {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xs);
}

.aud-lens__caption h3 {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
    line-height: 1.25;
}

.aud-lens__caption p {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--warm-600);
    margin: 0;
}

@media (max-width: 900px) {
    .aud-lens__grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    .aud-lens__shot {
        aspect-ratio: 16 / 10;
    }
}

/* === Audience Routing Cards (Homepage) === */
.aud-routing__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.aud-routing__card {
    display: flex;
    flex-direction: column;
    padding: var(--space-xl) var(--space-lg);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-routing__card:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.aud-routing__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy-900);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.aud-routing__icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--teal-400);
}

.aud-routing__title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
}

.aud-routing__desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
    flex-grow: 1;
    margin-bottom: var(--space-md);
}

.aud-routing__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--teal-600);
    transition: color var(--duration-fast) var(--ease-out);
}

.aud-routing__card:hover .aud-routing__link {
    color: var(--teal-500);
}

/* === Feature Highlight Grid (Readers dashboard section) === */
.aud-feature-highlight__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.aud-feature-highlight__item {
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-feature-highlight__item:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-feature-highlight__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy-900);
    border-radius: var(--radius-full);
    margin: 0 auto var(--space-md);
}

.aud-feature-highlight__icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--teal-400);
}

.aud-feature-highlight__item h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-xs);
}

.aud-feature-highlight__item p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
}

/* === Literacy Domains Grid (Educator page) === */
.aud-literacy__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.aud-literacy__card {
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-literacy__card:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-literacy__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy-900);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.aud-literacy__icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--teal-400);
}

.aud-literacy__card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
}

.aud-literacy__card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
}

/* === Hero secondary play-link (sits below the two CTA buttons) === */
.aud-hero__secondary {
    margin-top: var(--space-md);
    display: flex;
    justify-content: center;
}

.aud-hero__playlink {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    transition: color 160ms var(--ease-out), background 160ms var(--ease-out);
}

.aud-hero__playlink:hover {
    color: var(--accent);
    background: var(--bg-subtle);
}

.aud-hero__playlink svg {
    color: var(--accent);
}

/* === Audience Segments Grid (Educator sub-audiences) === */
.aud-segments__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.aud-segments__card {
    display: flex;
    flex-direction: column;
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-segments__card:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-segments__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy-900);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.aud-segments__icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--teal-400);
}

.aud-segments__card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
}

.aud-segments__card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
    flex-grow: 1;
    margin-bottom: var(--space-lg);
}

.aud-segments__card .v2-btn {
    align-self: flex-start;
}

/* 4-card variant for audiences (Higher Ed · Libraries · K-12 · Media Lit) */
.aud-segments__grid--four {
    grid-template-columns: repeat(4, 1fr);
}

.aud-segments__grid--four .aud-segments__card {
    padding: var(--space-lg);
}

.aud-segments__grid--four .aud-segments__card h3 {
    font-size: 1.125rem;
}

.aud-segments__grid--four .aud-segments__card p {
    font-size: 0.875rem;
    line-height: 1.6;
}

@media (max-width: 1100px) {
    .aud-segments__grid--four {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .aud-segments__grid--four {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }
}

/* === Research Areas Grid (Researchers page) === */
.aud-research__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.aud-research__card {
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-research__card:hover {
    border-color: var(--teal-400);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-research__card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-sm);
}

.aud-research__card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
}

/* === IP / Publications Section (Researchers page) === */
.aud-ip {
    background: var(--gray-50, #f8f9fa);
}

.aud-ip__inner {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.aud-ip__item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

.aud-ip__icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--navy-900);
    border-radius: var(--radius-md);
}

.aud-ip__icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--teal-400);
}

.aud-ip__item h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: var(--space-xs);
}

.aud-ip__item p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
}

.aud-ip__item a {
    color: var(--teal-600);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.aud-ip__item a:hover {
    color: var(--teal-500);
}

/* === Vantage Teaser (Readers page) === */
.aud-vantage-teaser {
    background: var(--navy-900);
}

.aud-vantage-teaser__inner {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.aud-vantage-teaser__logo {
    height: 32px;
    width: auto;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.aud-vantage-teaser__title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

.aud-vantage-teaser__desc {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-on-dark-muted);
    margin-bottom: var(--space-xl);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .aud-routing__grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .aud-pillars__grid {
        grid-template-columns: 1fr;
    }

    .aud-feature-highlight__grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .aud-literacy__grid {
        grid-template-columns: 1fr;
        max-width: 520px;
        margin: 0 auto;
    }

    .aud-segments__grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .aud-research__grid {
        grid-template-columns: 1fr;
        max-width: 520px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .aud-hero {
        padding: calc(var(--nav-height) + var(--space-2xl)) 0 var(--space-2xl);
    }

    .aud-hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .aud-hero__actions .v2-btn {
        width: 100%;
        justify-content: center;
    }

    .aud-ip__item {
        flex-direction: column;
        gap: var(--space-md);
    }

    /* Fraunces SOFT 100 on mobile */
    .aud-hero__title,
    .aud-promise__title {
        font-variation-settings: 'SOFT' 100, 'opsz' 9;
    }
}

/* === Ghost button variant (hero secondary CTA) === */
.v2-btn--ghost {
    padding: 14px 28px;
    background: transparent;
    color: var(--navy-900);
    border: 1.5px solid var(--navy-900);
    display: inline-flex;
    align-items: center;
}

.v2-btn--ghost:hover {
    background: var(--navy-900);
    color: var(--white);
    transform: translateY(-2px);
}

/* Ghost button on the dark navy audience hero — invert to white */
.aud-hero .v2-btn--ghost {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.55);
}

.aud-hero .v2-btn--ghost:hover {
    background: var(--white);
    color: var(--navy-900);
    border-color: var(--white);
}

/* === Credibility strip === */
.aud-credstrip {
    background: var(--navy-900);
    color: var(--white);
    padding: var(--space-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.aud-credstrip__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.aud-credstrip__group {
    display: inline-flex;
    align-items: baseline;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.92);
}

.aud-credstrip__label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.aud-credstrip__items {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    letter-spacing: 0.01em;
}

.aud-credstrip__stat {
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--teal-400);
    line-height: 1;
}

.aud-credstrip__statlabel {
    font-size: 0.8125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.78);
    max-width: 240px;
    line-height: 1.4;
}

.aud-credstrip__divider {
    width: 1px;
    height: 28px;
    background: rgba(255, 255, 255, 0.18);
}

@media (max-width: 900px) {
    .aud-credstrip__inner {
        gap: var(--space-md);
    }
    .aud-credstrip__divider {
        display: none;
    }
    .aud-credstrip__group {
        flex-basis: 100%;
        justify-content: center;
        text-align: center;
    }
    .aud-credstrip__statlabel {
        max-width: none;
    }
}

/* === Sticky in-page nav ===
   Hidden initially. Slides down only after the user scrolls past the hero
   so it doesn't visually stack on top of the main fixed nav. */
.aud-pagenav {
    position: fixed;
    top: var(--nav-height, 72px);
    left: 0;
    right: 0;
    z-index: 900;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 4px 12px rgba(11, 28, 60, 0.04);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform 280ms var(--ease-out),
                opacity 220ms var(--ease-out),
                visibility 0s linear 280ms;
    pointer-events: none;
}

.aud-pagenav.is-visible {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: transform 280ms var(--ease-out),
                opacity 220ms var(--ease-out),
                visibility 0s linear 0s;
}

.aud-pagenav__inner {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 12px var(--space-lg);
    overflow-x: auto;
    scrollbar-width: none;
}

.aud-pagenav__inner::-webkit-scrollbar {
    display: none;
}

.aud-pagenav__link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-body);
    white-space: nowrap;
    text-decoration: none;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: all 160ms var(--ease-out);
    position: relative;
}

.aud-pagenav__link:hover {
    color: var(--navy-900);
    background: var(--bg-subtle);
}

.aud-pagenav__link.is-active {
    color: var(--navy-900);
    background: var(--bg-subtle);
}

.aud-pagenav__link.is-active::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: -13px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.aud-pagenav__cta {
    margin-left: auto;
    padding: 8px 16px;
    background: var(--navy-900);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    transition: all 160ms var(--ease-out);
}

.aud-pagenav__cta:hover {
    background: var(--accent);
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .aud-pagenav__cta {
        display: none;
    }
    .aud-pagenav__inner {
        padding: 10px var(--space-md);
    }
}

/* === Research Foundation === */
.aud-research {
    background: var(--bg-subtle);
}

.aud-research__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.aud-research__card {
    padding: var(--space-xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-lg);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-research__card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.aud-research__cite {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.aud-research__author {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy-900);
}

.aud-research__year {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.aud-research__quote {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    line-height: 1.55;
    color: var(--navy-900);
    font-style: italic;
    margin: 0 0 var(--space-md) 0;
    padding: 0;
    border: none;
    quotes: '"' '"';
}

.aud-research__quote::before {
    content: open-quote;
    color: var(--accent);
    font-size: 1.25em;
}

.aud-research__quote::after {
    content: close-quote;
    color: var(--accent);
    font-size: 1.25em;
}

.aud-research__takeaway {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--warm-600);
    margin: 0;
}

.aud-research__takeaway strong {
    color: var(--navy-900);
}

.aud-research__footnote {
    text-align: center;
    margin-top: var(--space-xl);
    font-size: 0.875rem;
    color: var(--text-muted);
}

@media (max-width: 900px) {
    .aud-research__grid {
        grid-template-columns: 1fr;
    }
}

/* === What's Included === */
.aud-included__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    align-items: stretch;
}

.aud-included__col {
    display: flex;
    flex-direction: column;
    padding: var(--space-2xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    transition: all var(--duration-normal) var(--ease-out);
}

.aud-included__col--featured {
    background: var(--navy-900);
    color: var(--white);
    border-color: var(--navy-900);
    position: relative;
    box-shadow: var(--shadow-lg);
}

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

.aud-included__col--featured:hover {
    box-shadow: 0 20px 50px rgba(11, 28, 60, 0.35);
}

.aud-included__heading {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
}

.aud-included__col--featured .aud-included__heading {
    border-bottom-color: rgba(255, 255, 255, 0.15);
}

.aud-included__tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: var(--space-xs);
}

.aud-included__tag--accent {
    color: var(--teal-400);
}

.aud-included__col--featured .aud-included__tag {
    color: rgba(255, 255, 255, 0.7);
}

.aud-included__heading h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--navy-900);
    margin: 0;
}

.aud-included__col--featured .aud-included__heading h3 {
    color: var(--white);
}

.aud-included__sub {
    margin: var(--space-xs) 0 0 0;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--warm-600);
}

.aud-included__col--featured .aud-included__sub {
    color: rgba(255, 255, 255, 0.78);
}

.aud-included__list {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-xl) 0;
    flex: 1;
}

.aud-included__list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: 10px 0;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-body);
}

.aud-included__col--featured .aud-included__list li {
    color: rgba(255, 255, 255, 0.92);
}

.aud-included__list svg {
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.aud-included__col--featured .aud-included__list svg {
    color: var(--teal-400);
}

.aud-included__col .v2-btn {
    align-self: flex-start;
}

.aud-included__col--featured .v2-btn--accent {
    background: var(--teal-400);
    color: var(--navy-900);
}

.aud-included__col--featured .v2-btn--accent:hover {
    background: var(--white);
}

.aud-included__note {
    margin-top: var(--space-xl);
    text-align: center;
    font-size: 0.9375rem;
    color: var(--warm-600);
    padding: var(--space-md);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.aud-included__note strong {
    color: var(--navy-900);
}

.aud-included__note a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    margin-left: 4px;
}

.aud-included__note a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .aud-included__grid {
        grid-template-columns: 1fr;
    }
    .aud-included__col {
        padding: var(--space-xl);
    }
}

/* === FAQ section override (educators page) === */
.aud-faq .faq-container {
    max-width: 880px;
    margin: 0 auto;
}

.aud-faq .faq-category__header {
    display: none;
}

/* === Audience page spacing compression ===
   Content-dense audience pages get ~12% tighter section padding */
.aud-hero--educators ~ .v2-section,
.aud-hero--researchers ~ .v2-section,
.aud-hero--readers ~ .v2-section,
body:has(.aud-hero--educators) .v2-section,
body:has(.aud-hero--researchers) .v2-section,
body:has(.aud-hero--readers) .v2-section {
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
}

/* Tighter top padding on the section directly after the credibility strip
   (which itself already provides visual separation) */
.aud-credstrip + .v2-section {
    padding-top: var(--space-3xl);
}

/* === Primary CTA path emphasis === */
.v2-cta__path--primary {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.v2-cta__path--primary .v2-cta__path-label,
.v2-cta__path--primary .v2-cta__path-action {
    color: var(--white);
}

.v2-cta__path--primary:hover {
    background: var(--navy-900);
    border-color: var(--navy-900);
    transform: translateY(-3px);
}

/* === Whitepaper feature card (researchers.html) === */
.aud-whitepaper {
    background: var(--bg-page);
}

.aud-whitepaper__card {
    max-width: 820px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-2xl);
    background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
    color: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.aud-whitepaper__card::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

.aud-whitepaper__meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    position: relative;
}

.aud-whitepaper__label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--teal-300);
    padding: 5px 12px;
    border: 1px solid rgba(45, 212, 191, 0.4);
    border-radius: 999px;
}

.aud-whitepaper__pages {
    font-size: 0.8125rem;
    color: var(--warm-300);
    font-weight: 500;
}

.aud-whitepaper__title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 3.6vw, 2.625rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--white);
    margin: 0 0 var(--space-xs) 0;
    position: relative;
}

.aud-whitepaper__title em {
    font-weight: 400;
    color: var(--teal-300);
    font-style: italic;
}

.aud-whitepaper__subtitle {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 1.125rem;
    color: var(--warm-200);
    margin: 0 0 var(--space-lg) 0;
    position: relative;
}

.aud-whitepaper__desc {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--space-md) 0;
    position: relative;
}

.aud-whitepaper__author {
    font-size: 0.9375rem;
    color: var(--warm-300);
    margin-bottom: var(--space-xl);
    position: relative;
}

.aud-whitepaper__author strong {
    color: var(--white);
    font-weight: 600;
}

.aud-whitepaper__actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
    position: relative;
}

/* Override secondary button on dark whitepaper card */
.aud-whitepaper__actions .v2-btn--secondary {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.aud-whitepaper__actions .v2-btn--secondary:hover {
    background: var(--white);
    color: var(--navy-900);
    border-color: var(--white);
}

.aud-whitepaper__cite {
    font-size: 0.8125rem;
    color: var(--warm-400);
    line-height: 1.5;
    margin: 0;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

@media (max-width: 600px) {
    .aud-whitepaper__card {
        padding: var(--space-xl) var(--space-lg);
    }

    .aud-whitepaper__actions {
        flex-direction: column;
    }

    .aud-whitepaper__actions .v2-btn {
        width: 100%;
        justify-content: center;
    }
}

/* === Knowledge Lens feature spotlight (readers.html) === */
.aud-lens {
    background: var(--bg-page);
}

.aud-lens__card {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-2xl);
    background: var(--white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.aud-lens__intro {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-2xl);
}

.aud-lens__eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: var(--space-md);
}

.aud-lens__title {
    font-family: var(--font-display);
    font-size: clamp(1.875rem, 4vw, 2.875rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--navy-900);
    margin: 0 0 var(--space-md) 0;
}

.aud-lens__title em {
    font-style: italic;
    color: var(--accent);
    font-weight: 500;
}

.aud-lens__lede {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--warm-600);
    margin: 0;
}

.aud-lens__lede em {
    color: var(--navy-900);
    font-style: italic;
    font-weight: 500;
}

/* Two-column 01 + 02 split */
.aud-lens__split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.aud-lens__half {
    padding: var(--space-xl);
    background: var(--bg-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
}

.aud-lens__step-num {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
    letter-spacing: 0.05em;
}

.aud-lens__step-num--accent {
    color: var(--accent);
    font-size: 1rem;
}

.aud-lens__half h3,
.aud-lens__crosscheck h3 {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--navy-900);
    margin: 0 0 var(--space-sm) 0;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.aud-lens__half p,
.aud-lens__crosscheck-lede {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--warm-600);
    margin: 0 0 var(--space-lg) 0;
}

.aud-lens__crosscheck-lede strong {
    color: var(--navy-900);
    font-weight: 600;
}

/* Screenshot frames (placeholder + future image-aware) */
.aud-lens__shot {
    margin-top: auto;
}

.aud-lens__shot-frame {
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--warm-100) 0%, var(--warm-200) 100%);
    border: 2px dashed var(--border-strong);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: var(--text-muted);
    text-align: center;
    padding: var(--space-md);
    transition: all 200ms var(--ease-out);
}

.aud-lens__shot-frame:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.aud-lens__shot-frame--wide {
    aspect-ratio: 21 / 9;
}

.aud-lens__shot-label {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
}

.aud-lens__shot-hint {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.75rem;
    opacity: 0.7;
}

/* When the user adds a real image inside .aud-lens__shot, the placeholder frame
   would be replaced. Future-proof: if an <img> is present, hide the frame. */
.aud-lens__shot:has(img) .aud-lens__shot-frame,
.aud-lens__crosscheck-shot:has(img) .aud-lens__shot-frame {
    display: none;
}

.aud-lens__shot img,
.aud-lens__crosscheck-shot img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

/* Crosscheck readout block — full width, accented */
.aud-lens__crosscheck {
    padding: var(--space-2xl);
    background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
    border-radius: var(--radius-lg);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.aud-lens__crosscheck::before {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.10) 0%, transparent 70%);
    pointer-events: none;
}

.aud-lens__crosscheck > * {
    position: relative;
}

.aud-lens__crosscheck .aud-lens__step-num--accent {
    color: var(--teal-300);
}

.aud-lens__crosscheck h3 {
    color: var(--white);
    font-size: 1.625rem;
}

.aud-lens__crosscheck-lede {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
}

.aud-lens__crosscheck-lede strong {
    color: var(--white);
}

.aud-lens__crosscheck-shot {
    margin-bottom: var(--space-xl);
}

.aud-lens__crosscheck-shot .aud-lens__shot-frame {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.65);
}

.aud-lens__crosscheck-shot .aud-lens__shot-frame:hover {
    border-color: var(--teal-300);
    color: var(--teal-300);
}

/* Insights grid */
.aud-lens__insights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.aud-lens__insight {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.aud-lens__insight strong {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--teal-300);
}

.aud-lens__insight span {
    font-size: 0.875rem;
    line-height: 1.55;
    color: rgba(255, 255, 255, 0.8);
}

.aud-lens__followup {
    text-align: center;
    margin: var(--space-2xl) auto 0;
    max-width: 680px;
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--warm-600);
}

@media (max-width: 880px) {
    .aud-lens__split {
        grid-template-columns: 1fr;
    }

    .aud-lens__insights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .aud-lens__card {
        padding: var(--space-2xl) var(--space-lg);
    }

    .aud-lens__crosscheck {
        padding: var(--space-xl) var(--space-lg);
    }
}