/*
 * V17.2 About child-page family
 * Shared rhythm and tokens for the About ecosystem. Page-specific layouts
 * remain intentionally distinct, while the global header/footer stay intact.
 */

body.about-child {
    --child-page: #f5f1e9;
    --child-surface: #fffdf9;
    --child-surface-soft: #ece6da;
    --child-ink: #182636;
    --child-muted: #5e6972;
    --child-navy: #071725;
    --child-navy-soft: #102b40;
    --child-ivory: #f7f2ea;
    --child-gold: #d7b57c;
    --child-teal: #2d7a8f;
    --child-line: rgba(24, 38, 54, 0.14);
    background: var(--child-page);
    color: var(--child-ink);
}

body.about-child.dark,
body.about-child[data-theme="dark"],
html.dark body.about-child,
html[data-theme="dark"] body.about-child {
    --child-page: #07111d;
    --child-surface: #0d1d2b;
    --child-surface-soft: #10283a;
    --child-ink: #f7f2ea;
    --child-muted: #b9c3c9;
    --child-line: rgba(247, 242, 234, 0.15);
}

body.about-child #main-content {
    background: var(--child-page);
    color: var(--child-ink);
}

/* Keep the shared header readable against the darker child-page heroes. */
body.about-child:not(.dark) > header,
body.about-child[data-theme="light"] > header,
html[data-theme="light"] body.about-child > header {
    background: var(--brand-primary) !important;
    border-bottom-color: transparent !important;
}

body.about-child:not(.dark) > header.scrolled,
body.about-child[data-theme="light"] > header.scrolled,
html[data-theme="light"] body.about-child > header.scrolled {
    background: var(--brand-primary) !important;
    border-bottom-color: rgba(215, 181, 124, 0.45) !important;
}

body.about-child:not(.dark) > header .nav-links > li > a,
body.about-child[data-theme="light"] > header .nav-links > li > a,
html[data-theme="light"] body.about-child > header .nav-links > li > a,
body.about-child:not(.dark) > header .mobile-menu-btn span,
body.about-child[data-theme="light"] > header .mobile-menu-btn span,
html[data-theme="light"] body.about-child > header .mobile-menu-btn span {
    color: #ffffff !important;
    background-color: #ffffff !important;
}

body.about-child:not(.dark) > header .nav-links > li > a,
body.about-child[data-theme="light"] > header .nav-links > li > a,
html[data-theme="light"] body.about-child > header .nav-links > li > a {
    background-color: transparent !important;
}

.about-child__container {
    width: min(100% - 2rem, 1180px);
    margin-inline: auto;
}

.about-child__reading {
    width: min(100%, 790px);
    margin-inline: auto;
}

.about-child__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin: 0 0 1rem;
    color: var(--child-gold);
    font-size: 0.73rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    line-height: 1.2;
    text-transform: uppercase;
}

.about-child__eyebrow::before {
    width: 2rem;
    height: 1px;
    background: currentColor;
    content: '';
}

.about-child__hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: clamp(5rem, 9vw, 8rem) 0 clamp(4.5rem, 8vw, 7rem);
    color: var(--child-ivory);
    background: var(--child-navy);
}

.about-child__hero::before,
.about-child__hero::after {
    position: absolute;
    z-index: -1;
    border: 1px solid rgba(215, 181, 124, 0.2);
    border-radius: 50%;
    content: '';
    pointer-events: none;
}

.about-child__hero::before {
    width: min(55vw, 700px);
    height: min(55vw, 700px);
    right: -16vw;
    top: -30vw;
}

.about-child__hero::after {
    width: min(38vw, 480px);
    height: min(38vw, 480px);
    left: -21vw;
    bottom: -27vw;
}

.about-child__hero-inner {
    position: relative;
    z-index: 1;
}

.about-child__hero h1 {
    max-width: 840px;
    margin: 0;
    color: var(--child-ivory);
    font-size: clamp(2.9rem, 7vw, 6.25rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
}

.about-child__hero p {
    max-width: 680px;
    margin: 1.6rem 0 0;
    color: rgba(247, 242, 234, 0.78);
    font-size: clamp(1.05rem, 1.7vw, 1.35rem);
    line-height: 1.7;
}

.about-child__hero--split .about-child__hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(320px, 0.78fr);
    align-items: center;
    gap: clamp(2.5rem, 7vw, 7rem);
}

.about-child__hero-art {
    margin: 0;
    transform: rotate(1.1deg);
}

.about-child__hero-art img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    border: 1px solid rgba(247, 242, 234, 0.22);
    border-radius: 1.25rem 1.25rem 6rem 1.25rem;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.3);
    object-fit: cover;
}

.about-child__hero-art figcaption {
    margin-top: 0.8rem;
    color: rgba(247, 242, 234, 0.6);
    font-size: 0.76rem;
    letter-spacing: 0.04em;
}

.about-child__page-nav {
    position: sticky;
    top: var(--header-total-height, 134px);
    z-index: 4;
    border-bottom: 1px solid var(--child-line);
    background: color-mix(in srgb, var(--child-page) 92%, transparent);
    backdrop-filter: blur(16px);
}

.about-child__page-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 4.1rem;
}

.about-child__page-nav-label {
    flex: 0 0 auto;
    color: var(--child-muted);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-child__page-nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.35rem 1.15rem;
}

.about-child__page-nav a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: var(--child-muted);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.about-child__page-nav a:hover,
.about-child__page-nav a:focus-visible,
.about-child__page-nav a[aria-current="page"] {
    color: var(--child-teal);
}

.about-child__section {
    padding: clamp(4.5rem, 9vw, 8rem) 0;
}

.about-child__section--soft {
    background: var(--child-surface-soft);
}

.about-child__section--dark {
    color: var(--child-ivory);
    background: var(--child-navy);
}

.about-child__section-heading {
    max-width: 700px;
    margin-bottom: 3rem;
}

.about-child__section-heading h2,
.about-child__reading h2 {
    margin: 0;
    color: var(--child-ink);
    font-size: clamp(2.2rem, 5vw, 4.5rem);
    line-height: 1.02;
    letter-spacing: -0.035em;
}

.about-child__section--dark h2,
.about-child__section--dark h3 {
    color: var(--child-ivory);
}

.about-child__section-heading p,
.about-child__reading > p {
    max-width: 700px;
    margin: 1.2rem 0 0;
    color: var(--child-muted);
    font-size: 1.08rem;
    line-height: 1.8;
}

.about-child__section--dark p {
    color: rgba(247, 242, 234, 0.72);
}

.about-child__editorial-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(2rem, 7vw, 7rem);
    align-items: start;
}

.about-child__editorial-note {
    position: sticky;
    top: calc(var(--header-total-height, 134px) + 5rem);
    padding: 1.6rem 0 1.6rem 1.4rem;
    border-left: 2px solid var(--child-gold);
}

.about-child__editorial-note strong {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--child-ink);
    font-size: 1.15rem;
}

.about-child__editorial-note p {
    margin: 0;
    color: var(--child-muted);
    line-height: 1.7;
}

.about-child__prose p {
    margin: 0 0 1.35rem;
    color: var(--child-ink);
    font-size: 1.08rem;
    line-height: 1.85;
}

.about-child__prose p:last-child {
    margin-bottom: 0;
}

.about-child__quote {
    margin: 2.5rem 0 0;
    padding: 1.6rem 0 0 1.5rem;
    border-left: 3px solid var(--child-gold);
    color: var(--child-ink);
    font-family: Georgia, 'Times New Roman', serif;
    font-size: clamp(1.45rem, 2.5vw, 2.25rem);
    line-height: 1.25;
}

.about-timeline {
    position: relative;
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.about-timeline::before {
    position: absolute;
    top: 0.8rem;
    bottom: 0.8rem;
    left: 0.65rem;
    width: 1px;
    background: var(--child-line);
    content: '';
}

.about-timeline__item {
    position: relative;
    display: grid;
    grid-template-columns: 7rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.about-timeline__marker {
    position: relative;
    z-index: 1;
    padding-top: 0.1rem;
    color: var(--child-gold);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.about-timeline__marker::after {
    position: absolute;
    top: 0.38rem;
    right: -0.35rem;
    width: 0.65rem;
    height: 0.65rem;
    border: 2px solid var(--child-gold);
    border-radius: 50%;
    background: var(--child-page);
    content: '';
}

.about-timeline__content {
    padding: 0 0 1.25rem 1.25rem;
    border-bottom: 1px solid var(--child-line);
}

.about-timeline__content h3 {
    margin: 0 0 0.55rem;
    color: var(--child-ink);
    font-size: 1.4rem;
}

.about-timeline__content p {
    margin: 0;
    color: var(--child-muted);
    line-height: 1.75;
}

.about-purpose-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.about-purpose-card {
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(1.5rem, 4vw, 3rem);
    border: 1px solid var(--child-line);
    border-radius: 1.25rem;
    background: var(--child-surface);
}

.about-purpose-card--dark {
    color: var(--child-ivory);
    border-color: rgba(247, 242, 234, 0.16);
    background: var(--child-navy-soft);
}

.about-purpose-card h2 {
    margin: 0;
    color: inherit;
    font-size: clamp(2rem, 4vw, 3.5rem);
}

.about-purpose-card p {
    max-width: 560px;
    margin: 2.5rem 0 0;
    color: var(--child-muted);
    line-height: 1.8;
}

.about-purpose-card--dark p {
    color: rgba(247, 242, 234, 0.72);
}

.about-commitments {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin-top: 2rem;
    border: 1px solid var(--child-line);
    background: var(--child-line);
}

.about-commitments article {
    min-height: 190px;
    padding: 1.5rem;
    background: var(--child-surface);
}

.about-commitments h3,
.about-doctrine h3,
.about-resource-list h3,
.about-profile h3 {
    margin: 0 0 0.65rem;
    color: var(--child-ink);
    font-size: 1.25rem;
}

.about-commitments p,
.about-doctrine p,
.about-resource-list p,
.about-profile p {
    margin: 0;
    color: var(--child-muted);
    line-height: 1.7;
}

.about-doctrine {
    display: grid;
    gap: 0.8rem;
}

.about-doctrine details {
    border: 1px solid var(--child-line);
    border-radius: 0.9rem;
    background: var(--child-surface);
}

.about-doctrine summary {
    min-height: 4.1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    color: var(--child-ink);
    cursor: pointer;
    font-size: 1.05rem;
    font-weight: 800;
    list-style: none;
}

.about-doctrine summary::-webkit-details-marker {
    display: none;
}

.about-doctrine summary::after {
    color: var(--child-gold);
    content: '+';
    font-size: 1.4rem;
    font-weight: 400;
}

.about-doctrine details[open] summary::after {
    content: '−';
}

.about-doctrine__body {
    padding: 0 1.25rem 1.3rem;
}

.about-values-grid,
.about-testimony-grid,
.about-leadership-grid,
.about-resource-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.about-value,
.about-testimony,
.about-profile,
.about-resource {
    padding: clamp(1.4rem, 3vw, 2.3rem);
    border: 1px solid var(--child-line);
    border-radius: 1rem;
    background: var(--child-surface);
}

.about-value {
    min-height: 190px;
}

.about-value__number {
    display: block;
    margin-bottom: 2.2rem;
    color: var(--child-gold);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.about-value h3,
.about-testimony h3,
.about-resource h3 {
    margin: 0 0 0.7rem;
    color: var(--child-ink);
    font-size: 1.45rem;
}

.about-value p,
.about-testimony p,
.about-resource p {
    margin: 0;
    color: var(--child-muted);
    line-height: 1.7;
}

.about-testimony {
    position: relative;
}

.about-testimony::before {
    display: block;
    margin-bottom: 1.1rem;
    color: var(--child-gold);
    content: '“';
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 4rem;
    line-height: 0.5;
}

.about-testimony blockquote {
    margin: 0;
    color: var(--child-ink);
    font-size: 1.08rem;
    line-height: 1.8;
}

.about-testimony__byline {
    display: block;
    margin-top: 1.4rem;
    color: var(--child-muted);
    font-size: 0.83rem;
    font-weight: 800;
    letter-spacing: 0.05em;
}

.about-profile--featured {
    display: grid;
    grid-template-columns: minmax(200px, 0.65fr) minmax(0, 1.35fr);
    gap: 2rem;
    align-items: center;
    grid-column: 1 / -1;
    background: var(--child-navy);
}

.about-profile--featured h3,
.about-profile--featured p {
    color: var(--child-ivory);
}

.about-profile__portrait {
    width: 100%;
    max-width: 260px;
    margin: 0;
}

.about-profile__portrait img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    border-radius: 1rem 1rem 4rem 1rem;
    object-fit: cover;
}

.about-profile__portrait figcaption {
    margin-top: 0.65rem;
    color: rgba(247, 242, 234, 0.6);
    font-size: 0.75rem;
}

.about-resource-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.about-resource {
    display: flex;
    min-height: 220px;
    flex-direction: column;
    align-items: flex-start;
}

.about-resource__type {
    margin-bottom: 2.3rem;
    color: var(--child-gold);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-resource .about-child__button {
    margin-top: auto;
}

.about-child__button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    margin-top: 1.4rem;
    padding: 0.75rem 1.15rem;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--child-ivory);
    background: var(--child-teal);
    font-size: 0.85rem;
    font-weight: 800;
    text-decoration: none;
    transition: transform 180ms ease, background 180ms ease, color 180ms ease;
}

.about-child__button:hover,
.about-child__button:focus-visible {
    color: var(--child-ivory);
    background: var(--child-navy-soft);
    transform: translateY(-2px);
}

.about-child__button--gold {
    color: var(--child-navy);
    background: var(--child-gold);
}

.about-child__button--gold:hover,
.about-child__button--gold:focus-visible {
    color: var(--child-navy);
    background: #efd49c;
}

.about-child__related {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 2.7rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--child-line);
}

.about-child__related--centered {
    justify-content: center;
    border-top: 0;
}

.about-child__related a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 0.65rem 0.9rem;
    border: 1px solid var(--child-line);
    border-radius: 999px;
    color: var(--child-muted);
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.about-child__related a:hover,
.about-child__related a:focus-visible {
    border-color: var(--child-teal);
    color: var(--child-teal);
}

.about-child__closing {
    padding: clamp(4rem, 8vw, 7rem) 0;
    color: var(--child-ivory);
    background: var(--child-navy);
    text-align: center;
}

.about-child__closing h2 {
    max-width: 760px;
    margin: 0 auto;
    color: var(--child-ivory);
    font-size: clamp(2.3rem, 5vw, 4.8rem);
    line-height: 1.02;
}

.about-child__closing p {
    max-width: 620px;
    margin: 1.2rem auto 0;
    color: rgba(247, 242, 234, 0.72);
    line-height: 1.75;
}

.about-child__reveal {
    opacity: 1;
    transform: none;
}

.js-enabled .about-child__reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 650ms ease, transform 650ms ease;
}

.js-enabled .about-child__reveal.is-visible {
    opacity: 1;
    transform: none;
}

/* Song Book keeps its functional application behavior, gaining only family framing. */
.about-child--songbook #main-content {
    min-height: 60vh;
}

.about-child--songbook .songbook-page {
    width: min(100% - 2rem, 1180px);
    padding-top: clamp(3rem, 6vw, 5.5rem);
    padding-bottom: 4rem;
}

.about-child--songbook .page-header {
    position: relative;
    margin-bottom: 2rem;
    padding: clamp(2rem, 5vw, 4rem);
    border-radius: 1.25rem 1.25rem 5rem 1.25rem;
    color: var(--child-ivory);
    background: var(--child-navy);
    overflow: hidden;
}

.about-child--songbook .page-header h1,
.about-child--songbook .page-header p {
    color: var(--child-ivory);
}

.about-child--songbook .search-container,
.about-child--songbook .filter-tabs,
.about-child--songbook .alphabet-index,
.about-child--songbook .song-list,
.about-child--songbook .service-playlist-panel,
.about-child--songbook .songbook-contribute-section {
    border-color: var(--child-line);
    border-radius: 1rem;
}

.about-child--songbook .search-container,
.about-child--songbook .filter-tabs,
.about-child--songbook .alphabet-index,
.about-child--songbook .songbook-contribute-section {
    background: var(--child-surface);
}

.about-child--songbook .songbook-contribute-section {
    margin-top: 2rem !important;
    padding: clamp(1.5rem, 4vw, 2.5rem) !important;
}

@media (max-width: 900px) {
    .about-child__hero--split .about-child__hero-grid,
    .about-child__editorial-grid,
    .about-profile--featured {
        grid-template-columns: 1fr;
    }

    .about-child__editorial-note {
        position: static;
    }

    .about-resource-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .about-child__page-nav {
        top: 0;
    }

    .about-child__page-nav-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.3rem;
        padding: 0.8rem 0;
    }

    .about-child__page-nav-links {
        width: 100%;
        flex-wrap: nowrap;
        justify-content: flex-start;
        gap: 0.2rem 0.9rem;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .about-child__page-nav-links::-webkit-scrollbar {
        display: none;
    }

    .about-child__page-nav a {
        flex: 0 0 auto;
    }

    .about-purpose-grid,
    .about-commitments,
    .about-values-grid,
    .about-testimony-grid,
    .about-leadership-grid,
    .about-resource-grid {
        grid-template-columns: 1fr;
    }

    .about-child__hero--split .about-child__hero-grid {
        gap: 2.5rem;
    }

    .about-timeline__item {
        grid-template-columns: 4.7rem minmax(0, 1fr);
        gap: 1rem;
    }

    .about-timeline__content {
        padding-left: 0.8rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .about-child__button,
    .js-enabled .about-child__reveal {
        transition: none;
    }

    .about-child__button:hover,
    .about-child__button:focus-visible {
        transform: none;
    }
}