/* style.css - HealthIsCalling.org
   Design tokens are injected as CSS custom properties via site_tokens_css(). */

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding-top: var(--header-height, 76px);
    background: var(--color-bg, #fff);
    color: var(--color-text, #1c2417);
    font-family: var(--font-body, Georgia, serif);
    font-size: 1.05rem;
    line-height: 1.7;
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-display, sans-serif);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--color-text);
}

p { margin: 0 0 1.1em; }

a {
    color: var(--color-accent, #2d5016);
}

a:hover { color: var(--color-accent-strong, #1c3010); }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--color-accent, #2d5016);
    outline-offset: 2px;
}

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

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-accent-strong);
    color: #fff;
    padding: 0.75rem 1.25rem;
    z-index: 1000;
    font-family: var(--font-ui);
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }

/* -- Header -------------------------------------------------------------- */

.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height, 76px);
    background: var(--color-bg, #fff);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.site-header__inner {
    max-width: var(--content-width, 1200px);
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--color-text);
}

.site-logo__mark {
    display: inline-flex;
    flex-shrink: 0;
}

.site-logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.site-logo__name {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.2rem;
    letter-spacing: -0.01em;
    color: var(--color-text);
}

.site-logo__tld { color: var(--color-accent); }

.site-logo__tagline {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
}

/* -- Navigation ------------------------------------------------------------ */

.site-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.site-nav__list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    gap: 1.75rem;
    align-items: center;
    font-family: var(--font-ui);
}

.site-nav__list a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.15s;
}

.site-nav__list a:hover,
.site-nav__list a.is-active { color: var(--color-accent); }

.site-nav__item--has-dropdown { position: relative; }

.nav-chevron::after { content: ' \25BE'; font-size: 0.75em; }

.nav-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    padding: 0.5rem 0;
    min-width: 200px;
    list-style: none;
    margin: 0;
    box-shadow: var(--shadow-card);
    z-index: 200;
}

.site-nav__item--has-dropdown:hover .nav-dropdown,
.site-nav__item--has-dropdown:focus-within .nav-dropdown { display: block; }

.nav-dropdown li a {
    display: block;
    padding: 0.5rem 1.1rem;
    white-space: nowrap;
    font-size: 0.88rem;
}

.site-nav__cta { flex-shrink: 0; }

.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    margin-left: auto;
}

.nav-hamburger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--color-text);
    border-radius: 2px;
}

/* -- Layout ---------------------------------------------------------------- */

.page-wrapper {
    max-width: var(--content-width, 1200px);
    margin: 0 auto;
    padding: 2.5rem 1.5rem 4rem;
}

.content-layout { display: block; }
.content-layout--single { max-width: 840px; margin: 0 auto; }
.content-layout--wide { max-width: none; }
.content-main { min-width: 0; }

/* Full-bleed sections escape the single-column wrapper on the homepage */
.full-bleed {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

/* -- Breadcrumbs ------------------------------------------------------------ */

.breadcrumbs { margin-bottom: 1.75rem; max-width: 840px; margin-left: auto; margin-right: auto; }

.breadcrumbs__list {
    list-style: none; margin: 0; padding: 0;
    display: flex; gap: 0.5rem; flex-wrap: wrap;
    font-family: var(--font-ui);
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.breadcrumbs__item + .breadcrumbs__item::before { content: '/'; margin-right: 0.5rem; }
.breadcrumbs__item.is-current { color: var(--color-text); }
.breadcrumbs__item a { color: var(--color-text-muted); text-decoration: none; }
.breadcrumbs__item a:hover { color: var(--color-accent); text-decoration: underline; }

/* -- Buttons ----------------------------------------------------------------- */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-small);
    font-family: var(--font-ui);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn--primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn--primary:hover { background: var(--color-accent-strong); border-color: var(--color-accent-strong); color: #fff; }

.btn--outline { border-color: var(--color-accent); color: var(--color-accent); background: transparent; }
.btn--outline:hover { background: var(--color-accent-soft); }

.btn--on-dark { border-color: #fff; color: #fff; background: transparent; }
.btn--on-dark:hover { background: rgba(255,255,255,0.12); }

.btn--on-dark-filled { background: #fff; color: var(--color-accent-strong); border-color: #fff; }
.btn--on-dark-filled:hover { background: var(--color-accent-soft); }

/* -- Hero ---------------------------------------------------------------------- */

.hero {
    background: linear-gradient(180deg, var(--color-accent-strong) 0%, var(--color-accent) 100%);
    color: #fff;
    padding: 5rem 1.5rem 7rem;
    position: relative;
    overflow: hidden;
}

.hero__mountains {
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    width: 100%; height: 110px;
    display: block;
}

.hero__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero__eyebrow {
    font-family: var(--font-ui);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.8rem;
    color: var(--color-footer-text);
    margin-bottom: 1rem;
}

.hero__title {
    font-size: clamp(2.1rem, 4.5vw, 3.4rem);
    color: #fff;
    max-width: 820px;
    margin: 0 auto 1.25rem;
}

.hero__dek {
    font-family: var(--font-ui);
    font-size: 1.1rem;
    line-height: 1.65;
    color: var(--color-footer-text);
    max-width: 680px;
    margin: 0 auto 2.25rem;
}

.hero__actions {
    display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
}

/* -- Mission block -------------------------------------------------------------- */

.mission {
    padding: 4.5rem 1.5rem;
    background: var(--color-surface);
}

.mission__inner { max-width: var(--content-width); margin: 0 auto; }

.section-heading {
    font-size: clamp(1.5rem, 3vw, 2rem);
    text-align: center;
    margin: 0 0 0.75rem;
}

.section-dek {
    font-family: var(--font-ui);
    text-align: center;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto 2.75rem;
    font-size: 1rem;
}

.mission__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.mission-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    padding: 2rem 1.75rem;
    text-align: center;
}

.mission-card__icon {
    width: 52px; height: 52px;
    margin: 0 auto 1.25rem;
    border-radius: 50%;
    background: var(--color-accent-soft);
    display: flex; align-items: center; justify-content: center;
    color: var(--color-accent);
}

.mission-card h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin: 0 0 0.6rem;
}

.mission-card p {
    font-family: var(--font-ui);
    font-size: 0.92rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* -- Topic grid ------------------------------------------------------------------ */

.topics-section { padding: 4.5rem 1.5rem; }
.topics-section__inner { max-width: var(--content-width); margin: 0 auto; }

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

.topic-card {
    display: block;
    text-decoration: none;
    background: var(--color-panel-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: border-color 0.15s, transform 0.15s;
}

.topic-card:hover { border-color: var(--color-accent); transform: translateY(-2px); }

.topic-card__icon {
    width: 48px; height: 48px;
    margin: 0 auto 1rem;
    color: var(--color-accent);
}

.topic-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-text);
    margin: 0 0 0.5rem;
}

.topic-card p {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* -- CTA band ---------------------------------------------------------------------- */

.cta-band {
    background: var(--color-accent-strong);
    color: #fff;
    padding: 4rem 1.5rem;
    text-align: center;
}

.cta-band__inner { max-width: 720px; margin: 0 auto; }

.cta-band h2 { color: #fff; margin: 0 0 0.75rem; font-size: clamp(1.5rem, 3vw, 2.1rem); }

.cta-band p {
    font-family: var(--font-ui);
    color: var(--color-footer-text);
    margin: 0 0 2rem;
}

.cta-band__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* -- Homepage list sections (literacy / research / standards / resources) --------- */

.link-panels {
    padding: 4.5rem 1.5rem;
    border-top: 1px solid var(--color-border);
}

.link-panels__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.link-panels__body h2 { margin-bottom: 0.85rem; }
.link-panels__body p { font-family: var(--font-ui); color: var(--color-text-muted); }

.check-list { list-style: none; margin: 1.25rem 0; padding: 0; font-family: var(--font-ui); font-size: 0.94rem; }
.check-list li { padding-left: 1.6rem; position: relative; margin-bottom: 0.6rem; }
.check-list li::before {
    content: '';
    position: absolute; left: 0; top: 0.45rem;
    width: 8px; height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

.panel-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    padding: 2rem;
}

.panel-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    margin: 0 0 0.5rem;
}

.panel-card p { font-family: var(--font-ui); font-size: 0.9rem; color: var(--color-text-muted); margin: 0 0 0.5rem; }

/* -- Evidence strength badges ------------------------------------------------------- */

.evidence-strength {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-ui);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    border: 1.5px solid currentColor;
}

.evidence-strength::before { content: '\25CF'; font-size: 0.7em; }

.evidence-strength--strong { color: var(--color-strength-strong); }
.evidence-strength--moderate { color: var(--color-strength-moderate); }
.evidence-strength--emerging { color: var(--color-strength-emerging); }
.evidence-strength--mixed { color: var(--color-strength-mixed); }
.evidence-strength--limited { color: var(--color-strength-limited); }
.evidence-strength--insufficient { color: var(--color-strength-insufficient); }

/* -- Evidence Library ---------------------------------------------------------------- */

.library-header { max-width: 840px; margin: 0 auto 2rem; text-align: center; }
.library-header p { font-family: var(--font-ui); color: var(--color-text-muted); }

.library-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2.5rem;
    align-items: start;
    max-width: var(--content-width);
    margin: 0 auto;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 1rem;
    margin-bottom: 1.75rem;
    font-family: var(--font-ui);
}

.filter-bar select {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-small);
    border: 1px solid var(--color-border);
    background: #fff;
}

.filter-bar button {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-small);
    border: 1px solid var(--color-accent);
    background: var(--color-accent);
    color: #fff;
    cursor: pointer;
}

.filter-bar__reset {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    align-self: center;
    text-decoration: underline;
}

.results-count {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.evidence-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1.25rem; }

.evidence-card {
    display: block;
    text-decoration: none;
    color: var(--color-text);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-large);
    padding: 1.75rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.evidence-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-card); }

.evidence-card__meta { margin-bottom: 0.75rem; }

.evidence-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin: 0 0 0.5rem;
    color: var(--color-text);
}

.evidence-card__source {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0 0 0.6rem;
}

.evidence-card__answer {
    font-family: var(--font-ui);
    font-size: 0.94rem;
    color: var(--color-text);
    margin: 0 0 0.75rem;
}

.tag-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0; padding: 0; }

.tag {
    font-family: var(--font-ui);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text-muted);
    background: var(--color-panel);
    border-radius: 999px;
    padding: 0.25rem 0.65rem;
}

.empty-state {
    font-family: var(--font-ui);
    color: var(--color-text-muted);
    padding: 2rem;
    text-align: center;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-medium);
}

.library-sidebar { display: flex; flex-direction: column; gap: 1.5rem; }

.sidebar-block {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 1.5rem;
    font-family: var(--font-ui);
    font-size: 0.9rem;
}

.sidebar-block h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin: 0 0 0.6rem;
}

.sidebar-block p { color: var(--color-text-muted); font-size: 0.88rem; }

.sidebar-block ul { list-style: none; margin: 0.5rem 0 0; padding: 0; }
.sidebar-block li { margin-bottom: 0.5rem; }
.sidebar-block li a { font-size: 0.88rem; text-decoration: none; }
.sidebar-block li a:hover { text-decoration: underline; }

.signup-form { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 0.75rem; }
.signup-form input {
    font-family: var(--font-ui);
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    font-size: 0.88rem;
}

/* -- Evidence single record -------------------------------------------------------- */

.evidence-header { margin-bottom: 2rem; }
.evidence-header__meta { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: 1rem; }
.evidence-header h1 { font-size: clamp(1.7rem, 3.5vw, 2.3rem); margin: 0 0 0.75rem; }
.evidence-header__updated {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.answer-box {
    background: var(--color-accent-soft);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--radius-medium);
    padding: 1.5rem 1.75rem;
    margin: 0 0 2.25rem;
    font-family: var(--font-ui);
    font-size: 1.05rem;
    line-height: 1.6;
}

.answer-box__label {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-accent-strong);
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.evidence-section { margin-bottom: 2.25rem; }
.evidence-section h2 { font-size: 1.35rem; margin: 0 0 0.85rem; }
.evidence-section h3 { font-size: 1.05rem; margin: 1.25rem 0 0.5rem; }

.finding-list, .limitation-list, .question-list { margin: 0 0 1em; padding-left: 1.4rem; }
.finding-list li, .limitation-list li, .question-list li { margin-bottom: 0.6rem; }

.source-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1rem; }

.source-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
    padding: 1.25rem 1.5rem;
    background: var(--color-panel-soft);
}

.source-card__title { font-family: var(--font-ui); font-weight: 700; font-size: 0.96rem; margin-bottom: 0.25rem; }
.source-card__meta { font-family: var(--font-ui); font-size: 0.84rem; color: var(--color-text-muted); margin-bottom: 0.4rem; }
.source-card__type {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-accent-strong);
    background: var(--color-accent-soft);
    border-radius: 999px;
    padding: 0.2rem 0.6rem;
    margin-bottom: 0.5rem;
}
.source-card a { font-family: var(--font-ui); font-size: 0.86rem; }

.review-history {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
    padding-top: 1.25rem;
}

.related-evidence { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.related-evidence h2 { font-size: 1.2rem; margin-bottom: 1rem; }
.related-evidence__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.related-evidence__list a { font-family: var(--font-ui); font-size: 0.95rem; text-decoration: none; }
.related-evidence__list a:hover { text-decoration: underline; }

.disclaimer-note {
    font-family: var(--font-ui);
    font-size: 0.82rem;
    color: var(--color-text-muted);
    background: var(--color-surface);
    border-radius: var(--radius-small);
    padding: 1rem 1.25rem;
    margin-top: 2rem;
}

/* -- Prose pages (About, Editorial Standards, etc.) --------------------------------- */

.prose { max-width: 760px; }
.prose h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 1rem; }
.prose .page-intro {
    font-family: var(--font-ui);
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}
.prose h2 { font-size: 1.4rem; margin: 2.25rem 0 0.85rem; }
.prose h3 { font-size: 1.1rem; margin: 1.5rem 0 0.6rem; }
.prose ul, .prose ol { padding-left: 1.4rem; }
.prose li { margin-bottom: 0.5rem; }
.prose blockquote {
    border-left: 3px solid var(--color-accent);
    margin: 1.5rem 0;
    padding: 0.25rem 0 0.25rem 1.25rem;
    color: var(--color-text-muted);
    font-style: italic;
}

/* -- Topic hub page ------------------------------------------------------------------ */

.topic-hero { max-width: 760px; margin: 0 auto 2rem; }
.topic-hero p { font-family: var(--font-ui); color: var(--color-text-muted); }

/* -- Contact form ---------------------------------------------------------------------- */

.contact-content { max-width: 640px; }
.contact-intro { font-family: var(--font-ui); color: var(--color-text-muted); }

.form-status {
    border-radius: var(--radius-medium);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-ui);
    font-size: 0.92rem;
}
.form-status--success { background: var(--color-accent-soft); color: var(--color-accent-strong); }
.form-status--error { background: #fbeaea; color: #8c2f2f; }

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; font-family: var(--font-ui); }
.form-field { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label { font-size: 0.88rem; font-weight: 600; }
.form-input {
    font-family: var(--font-ui);
    font-size: 0.95rem;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-field.has-error .form-input { border-color: #b23b3b; }
.form-error { color: #b23b3b; font-size: 0.82rem; margin: 0; }
.visually-hidden { position: absolute; left: -9999px; }
.form-actions { margin-top: 0.5rem; }

/* -- Footer --------------------------------------------------------------------------- */

.site-footer {
    background: var(--color-footer-bg);
    color: var(--color-footer-text);
    padding: 4rem 0 1.75rem;
    margin-top: 0;
}

.site-footer__inner { max-width: var(--content-width); margin: 0 auto; padding: 0 1.5rem; }

.site-footer__top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.site-footer__brand-name {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.2rem;
    color: #fff;
}

.site-footer .site-logo__tld { color: var(--color-footer-muted); }

.site-footer__tagline {
    margin: 0.6rem 0 1rem;
    color: var(--color-footer-text);
    font-family: var(--font-ui);
    font-size: 0.88rem;
}

.site-footer__bridge {
    font-family: var(--font-ui);
    font-size: 0.85rem;
    color: var(--color-footer-muted);
}
.site-footer__bridge a { color: #fff; }

.site-footer__col-heading {
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-footer-muted);
    margin-bottom: 0.9rem;
}

.site-footer__links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.55rem; }

.site-footer__links a {
    color: var(--color-footer-text);
    text-decoration: none;
    font-family: var(--font-ui);
    font-size: 0.88rem;
}
.site-footer__links a:hover { color: #fff; text-decoration: underline; }

.site-footer__disclaimer {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: var(--color-footer-muted);
    border-top: 1px solid rgba(255,255,255,0.12);
    padding-top: 1.5rem;
    margin-bottom: 1.25rem;
}

.site-footer__bottom {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    color: var(--color-footer-muted);
}

/* -- Error page -------------------------------------------------------------------- */

.error-page { text-align: center; padding: 5rem 1rem; }
.error-page h1 { font-size: 6rem; font-weight: 200; margin: 0 0 0.5rem; color: var(--color-text-muted); }
.error-page p { font-family: var(--font-ui); font-size: 1.05rem; margin-bottom: 2rem; }

/* -- Utility -------------------------------------------------------------------------- */

.text-muted { color: var(--color-text-muted); }

/* -- Mobile ----------------------------------------------------------------------------- */

@media (max-width: 900px) {
    .mission__grid { grid-template-columns: 1fr; }
    .topic-grid { grid-template-columns: repeat(2, 1fr); }
    .link-panels__inner { grid-template-columns: 1fr; }
    .library-layout { grid-template-columns: 1fr; }
    .site-footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-hamburger { display: flex; }

    .site-nav {
        display: none;
        position: fixed;
        top: var(--header-height, 76px);
        left: 0; right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: 1.25rem 1.5rem;
        z-index: 99;
        flex-direction: column;
        align-items: flex-start;
        max-height: calc(100vh - var(--header-height, 76px));
        overflow-y: auto;
    }

    .site-nav.is-open { display: flex; }

    .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.9rem;
        width: 100%;
    }

    .nav-dropdown {
        position: static;
        box-shadow: none;
        border: none;
        padding: 0 0 0 1rem;
        display: none;
    }

    .site-nav.is-open .nav-dropdown { display: block; }

    .site-nav__cta { margin-top: 1rem; }

    .topic-grid { grid-template-columns: 1fr; }
    .site-footer__top { grid-template-columns: 1fr; gap: 2rem; }
    .hero { padding: 3.5rem 1.25rem 5.5rem; }
}