:root {
    color-scheme: light;
    --ink: #17202a;
    --muted: #5c6875;
    --line: #dce3ea;
    --paper: #ffffff;
    --wash: #f4f7fa;
    --accent: #2457d6;

    /* Design tokens (Sprint L3) — one small system every public screen draws
       from, instead of each module hand-picking its own radius/shadow/spacing. */
    --accent-ink: #ffffff;
    --radius-sm: .4rem;
    --radius: .75rem;
    --radius-lg: 1.25rem;
    --shadow-sm: 0 1px 2px rgba(23, 32, 42, .07);
    --shadow: 0 10px 30px rgba(23, 32, 42, .08);
    --shadow-lg: 0 20px 48px rgba(23, 32, 42, .14);
    --content-width: 72rem;
    --content-width-narrow: 48rem;
    --space-2xs: .35rem;
    --space-xs: .65rem;
    --space-sm: 1.1rem;
    --space-md: 1.75rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font: 17px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { color: var(--accent); }

/* Skip link + screen-reader-only text — every PublicShell document emits both. */

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--ink);
    color: var(--paper);
    padding: .75rem 1.25rem;
    border-radius: 0 0 var(--radius-sm) 0;
    z-index: 100;
    text-decoration: none;
}
.skip-link:focus { left: 0; }

.admin-sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Shared public shell — header/nav/footer (Sprint L1) */

.site-brand-logo img { display: block; height: 2.4rem; width: auto; }

.site-header { border-bottom: 1px solid var(--line); }

.site-header-row {
    width: min(100% - 2rem, var(--content-width));
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    min-height: 5rem;
}

.site-header-minimal .site-header-row { justify-content: center; }

.site-brand {
    color: var(--ink);
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: .02em;
    text-decoration: none;
}

.site-nav-toggle { position: relative; }

.site-nav-toggle-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    list-style: none;
}
.site-nav-toggle-btn::-webkit-details-marker { display: none; }
.site-nav-toggle-btn:hover { background: var(--wash); }

.site-nav-toggle-icon,
.site-nav-toggle-icon::before,
.site-nav-toggle-icon::after {
    display: block;
    width: 1.4rem;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
}
.site-nav-toggle-icon { position: relative; }
.site-nav-toggle-icon::before,
.site-nav-toggle-icon::after { content: ''; position: absolute; left: 0; }
.site-nav-toggle-icon::before { top: -6px; }
.site-nav-toggle-icon::after { top: 6px; }

/* A closed <details> hides its non-summary content — in Chromium, via an
   internal `::details-content` box governed by `content-visibility`, not
   plain `display: none` on the child itself — so above the mobile
   breakpoint (desktop: no toggle affordance is shown at all, the nav must
   always render) both the pseudo-element and the <nav> need an explicit
   override, or the nav lays out with zero size despite `display` looking
   correct on the <nav> element in devtools. Scoped to this range only: the
   mobile media query below is what makes the collapsed default work. */
@media (min-width: 42.0625rem) {
    .site-nav-toggle::details-content {
        content-visibility: visible !important;
        block-size: auto !important;
        overflow: visible !important;
    }
    .site-nav-toggle .site-nav {
        display: block !important;
        content-visibility: visible !important;
        contain: none !important;
        contain-intrinsic-size: auto !important;
        position: static !important;
        width: auto !important;
        height: auto !important;
    }
}

.site-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-nav a {
    color: var(--muted);
    font-weight: 650;
    text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible { color: var(--accent); }

.site-footer { border-top: 1px solid var(--line); }

.site-footer-row {
    width: min(100% - 2rem, var(--content-width));
    margin-inline: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding-block: 2rem 3rem;
}

.site-footer-minimal .site-footer-row { justify-content: center; padding-block: 1.75rem; }

.site-footer-copy { color: var(--muted); font-size: .9rem; margin: 0; }

.site-footer-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin: 0;
    padding: 0;
    list-style: none;
}
.site-footer-nav a { color: var(--muted); text-decoration: none; font-size: .9rem; }
.site-footer-nav a:hover { color: var(--accent); }

@media (max-width: 42rem) {
    .site-nav-toggle-btn { display: inline-flex; }

    .site-nav-toggle .site-nav {
        display: none;
        position: absolute;
        right: 0;
        left: auto;
        top: 100%;
        margin-top: .5rem;
        min-width: 12rem;
        max-width: min(20rem, calc(100vw - 2rem));
        background: var(--paper);
        border: 1px solid var(--line);
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        padding: var(--space-xs);
        z-index: 20;
    }

    .site-nav-toggle[open] .site-nav { display: block; }
    .site-nav-toggle[open] .site-nav ul { flex-direction: column; gap: var(--space-2xs); }
    .site-nav-toggle[open] .site-nav a { display: block; padding: .6rem .5rem; }
}

/* Public page body (Pages, Funnel Landing/Thank-You) */

body.public-page .site-main,
body.public-error .site-main {
    width: min(100% - 2rem, var(--content-width));
    margin-inline: auto;
    padding-block: clamp(3rem, 8vw, 7rem);
}

body.public-page .site-main h1 {
    max-width: min(14ch, 100%);
    margin: 0 0 var(--space-md);
    font-size: clamp(2.25rem, 5.5vw, 4rem);
    line-height: 1.05;
    letter-spacing: -.03em;
    overflow-wrap: break-word;
}

.page-media {
    overflow: hidden;
    margin: 0 0 2.5rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #dce7ff, #f4eaff);
    box-shadow: var(--shadow);
}

.page-media img {
    display: block;
    width: 100%;
    min-height: 16rem;
    max-height: 32rem;
    object-fit: cover;
}

.page-body {
    max-width: var(--content-width-narrow);
    color: var(--muted);
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
}

.public-error-panel {
    max-width: 30rem;
    margin-inline: auto;
    text-align: center;
    padding-block: var(--space-xl);
}
.public-error-panel h1 { font-size: clamp(2rem, 5vw, 2.75rem); margin: 0 0 var(--space-sm); }
.public-error-panel p { color: var(--muted); margin: 0 0 var(--space-md); }

@media (max-width: 42rem) {
    .page-media img { min-height: 11rem; }
}

/* Archives (Blog, Team, Category/Tag, Author) */

body.public-archive .site-main {
    width: min(100% - 2rem, var(--content-width));
    margin-inline: auto;
    padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

body.public-archive .site-main h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    letter-spacing: -.02em;
    margin: 0 0 var(--space-md);
}

.archive-kicker {
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    font-size: .8rem;
    letter-spacing: .05em;
    margin-block-end: .25rem;
}

.archive-empty { color: var(--muted); padding-block: 2rem; }

.post-list,
.team-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: 1.75rem;
    margin-block-start: 1.5rem;
}

.post-card,
.team-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--paper);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .15s ease, transform .15s ease;
}

.post-card:hover,
.team-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }

.post-card-media img,
.team-card-media img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    display: block;
}

.post-card h2,
.team-card h2 {
    font-size: 1.15rem;
    margin: 1rem 1rem 0;
}

.post-card h2 a,
.team-card h2 a { color: var(--ink); text-decoration: none; }
.post-card h2 a:hover,
.team-card h2 a:hover { color: var(--accent); }

.post-card-date { color: var(--muted); font-size: .85rem; margin: .35rem 1rem 0; }
.post-card-excerpt,
.team-card-bio { color: var(--muted); margin: .5rem 1rem 1rem; }
.post-card-terms { margin: 0 1rem 1rem; display: flex; flex-wrap: wrap; gap: .4rem; }
.post-term {
    font-size: .78rem;
    color: var(--accent);
    background: var(--wash);
    border-radius: .3rem;
    padding: .15rem .5rem;
    text-decoration: none;
}

.archive-pager {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-block: 2.5rem;
    padding-block-start: 1.5rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

/* Page Builder — public render */

.pb-root { display: flex; flex-direction: column; gap: 0; }
.pb-section { padding-block: 2rem; }
.pb-section.pb-pad-sm { padding-block: 1rem; }
.pb-section.pb-pad-lg { padding-block: 4rem; }
.pb-section.pb-bg-light { background: var(--wash); }
.pb-section.pb-bg-dark { background: var(--ink); color: var(--paper); }
.pb-section.pb-bg-dark a { color: #9db8f5; }

.pb-container { width: min(100% - 2rem, 60rem); margin-inline: auto; }
.pb-container.pb-width-full { width: 100%; }

.pb-columns {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(2, 1fr);
}
.pb-columns.pb-cols-3 { grid-template-columns: repeat(3, 1fr); }
.pb-columns.pb-cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 42rem) { .pb-columns { grid-template-columns: 1fr; } }

.pb-heading { margin-block: .5rem; overflow-wrap: break-word; }
.pb-text { color: var(--muted); margin-block: .5rem; }
.pb-image { margin: 0 0 1rem; }
.pb-image img { width: 100%; max-width: 100%; height: auto; border-radius: var(--radius-sm); display: block; }

.pb-button {
    display: inline-block;
    padding: .7rem 1.4rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    margin-block: .5rem;
    transition: box-shadow .15s ease, transform .15s ease, background-color .15s ease;
}
.pb-button-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow-sm); }
.pb-button-primary:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.pb-button-secondary { background: var(--wash); color: var(--ink); border: 1px solid var(--line); }
.pb-button-secondary:hover { background: var(--paper); border-color: var(--accent); }

.pb-icon { font-size: 1.5rem; display: inline-block; margin-block: .5rem; }
.pb-divider { border: none; border-top: 1px solid var(--line); margin-block: 1.5rem; }
.pb-spacer-sm { height: var(--space-xs); }
.pb-spacer-md { height: var(--space-lg); }
.pb-spacer-lg { height: var(--space-xl); }

.pb-counter { text-align: center; margin-block: 1rem; }
.pb-counter-number { display: block; font-size: clamp(1.9rem, 4.5vw, 2.5rem); font-weight: 700; line-height: 1.1; }
.pb-counter-label { display: block; color: var(--muted); margin-block-start: .25rem; }

.pb-video { position: relative; aspect-ratio: 16 / 9; margin-block: 1rem; max-width: 100%; }
.pb-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: var(--radius-sm); }

.pb-icon-list { list-style: none; margin: .5rem 0; padding: 0; display: flex; flex-direction: column; gap: .6rem; }
.pb-icon-list-item { display: flex; align-items: center; gap: .6rem; }
.pb-icon-list-item a { display: flex; align-items: center; gap: .6rem; color: inherit; text-decoration: none; }
.pb-icon-list-item .pb-icon { margin-block: 0; font-size: 1.1rem; }

.pb-accordion { margin-block: 1rem; display: flex; flex-direction: column; gap: .5rem; }
.pb-accordion-item { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .8rem 1rem; }
.pb-accordion-item summary { cursor: pointer; font-weight: 600; }
.pb-accordion-item summary:hover { color: var(--accent); }
.pb-accordion-content { color: var(--muted); margin-block-start: .6rem; }

.pb-gallery { display: grid; gap: .8rem; margin-block: 1rem; grid-template-columns: repeat(3, 1fr); }
.pb-gallery-cols-2 { grid-template-columns: repeat(2, 1fr); }
.pb-gallery-cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 42rem) { .pb-gallery { grid-template-columns: repeat(2, 1fr); } }
.pb-gallery-item { margin: 0; }
.pb-gallery-item img { width: 100%; height: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: var(--radius-sm); display: block; }
.pb-gallery-item figcaption { color: var(--muted); font-size: .85rem; margin-block-start: .35rem; }

/* Public forms (Sprint 6) */

body.public-form-page .site-main {
    width: min(100% - 2rem, var(--content-width-narrow));
    margin-inline: auto;
    padding-block: clamp(3rem, 8vw, 6rem);
}
body.public-form-page .site-main h1 {
    font-size: clamp(1.85rem, 4.5vw, 2.5rem);
    margin: 0 0 var(--space-md);
    letter-spacing: -.02em;
}

.public-form { max-width: 34rem; margin-block-start: 1.5rem; }

.admin-form-field { margin-block-end: 1.1rem; }
.admin-form-field label { display: block; font-weight: 600; margin-block-end: .35rem; }
.admin-form-field input[type="text"],
.admin-form-field input[type="email"],
.admin-form-field input[type="tel"],
.admin-form-field select,
.admin-form-field textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: .65rem .8rem;
    font: inherit;
    color: var(--ink);
    background: var(--paper);
    transition: border-color .15s ease, box-shadow .15s ease;
}
.admin-form-field input:focus-visible,
.admin-form-field select:focus-visible,
.admin-form-field textarea:focus-visible {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(36, 87, 214, .15);
}
.admin-form-field textarea { min-height: 6rem; resize: vertical; }

.admin-confirm { display: flex; align-items: center; gap: .5rem; font-weight: 500; }

.admin-field-error { color: #b3261e; font-size: .85rem; margin: .3rem 0 0; }

.admin-alert {
    border: 1px solid #f0c1bd;
    background: #fdecea;
    color: #8c2a22;
    border-radius: var(--radius-sm);
    padding: .75rem 1rem;
    margin-block-end: 1.25rem;
}
.admin-alert-danger li { margin-inline-start: 1.1rem; }

.admin-notice {
    border: 1px solid #bfe3cf;
    background: #eafaf1;
    color: #1c6b45;
    border-radius: var(--radius-sm);
    padding: .9rem 1.1rem;
    margin-block-end: 1.25rem;
}

.admin-btn-primary,
.admin-btn-secondary {
    display: inline-block;
    padding: .7rem 1.4rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font: inherit;
    transition: box-shadow .15s ease, transform .15s ease, background-color .15s ease;
}
.admin-btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow-sm); }
.admin-btn-primary:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.admin-btn-secondary { background: var(--wash); color: var(--ink); border: 1px solid var(--line); }
.admin-btn-secondary:hover { background: var(--paper); border-color: var(--accent); }

/* Off-screen, not display:none — some bots skip fields their own parser
   flags as invisible only via display/visibility. */
.form-honeypot { position: absolute; left: -9999px; top: -9999px; }

/* Funnel Landing/Checkout/Thank-You (Sprint L9) */

.funnel-cta { margin-block-start: var(--space-md); }

body.funnel-step-checkout .site-main,
body.funnel-step-thankyou .site-main {
    width: min(100% - 2rem, var(--content-width-narrow));
    margin-inline: auto;
    padding-block: clamp(2.5rem, 6vw, 5rem);
}
body.funnel-step-checkout .site-main h1,
body.funnel-step-thankyou .site-main h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin: 0 0 var(--space-md);
}
body.funnel-step-thankyou .site-main { text-align: center; }

.funnel-order-summary {
    width: 100%;
    border-collapse: collapse;
    margin-block: var(--space-md);
    text-align: left;
}
.funnel-order-summary td,
.funnel-order-summary th {
    padding: .65rem 0;
    border-bottom: 1px solid var(--line);
}
.funnel-order-summary tfoot th,
.funnel-order-summary tfoot td {
    border-bottom: none;
    border-top: 2px solid var(--ink);
    font-size: 1.1rem;
    padding-top: .9rem;
}

.funnel-order-reference {
    background: var(--wash);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-block-end: var(--space-md);
}