/* Shared, namespaced foundations for the gradual RefreshAgent UI migration. */
:root {
    --ra-bg: #0d0e12;
    --ra-panel: #13151b;
    --ra-raised: #191b23;
    --ra-line: #30313c;
    --ra-text: #f4f2f8;
    --ra-muted: #b3b0bf;
    --ra-lavender: #bfa1ff;
    --ra-lavender-light: #d2bdff;
    --ra-peach: #efbf9b;
    --ra-blue: #9eb9ef;
    --ra-font-display: 'Chakra Petch', 'IBM Plex Sans', system-ui, sans-serif;
    --ra-font-body: 'IBM Plex Sans', system-ui, sans-serif;
    --ra-font-mono: 'IBM Plex Mono', ui-monospace, monospace;
    --ra-radius: 3px;
    --ra-input: #101116;
    --ra-action-text: #17131f;
    --ra-lavender-wash: rgba(191, 161, 255, 0.14);
    --ra-body-font: var(--ra-font-body);
    --ra-display-font: var(--ra-font-display);
    --ra-mono-font: var(--ra-font-mono);
}

/* Legacy article pages use the current dark palette without the old grain/grid treatment. */
.public-marketing-page {
    --bg-color: var(--ra-bg);
    --surface-color: var(--ra-panel);
    --border-color: var(--ra-line);
    --text-primary: var(--ra-text);
    --text-secondary: var(--ra-muted);
    --accent-color: var(--ra-lavender);
    background-color: var(--ra-bg);
    background-image: none;
}

.public-marketing-page::before,
.public-marketing-page::after {
    display: none;
}

/* One navigation component for the homepage and public article pages. */
.ra-marketing-header { border-bottom: 1px solid var(--ra-line); position: relative; z-index: 2; }
.ra-marketing-nav { box-sizing: border-box; display: flex; align-items: center; flex-direction: row; width: min(1180px, calc(100% - 64px)); min-height: 72px; margin-inline: auto; gap: 30px; font-family: var(--ra-font-body); }
.ra-marketing-nav a { box-sizing: border-box; width: auto; margin: 0; text-decoration: none; text-transform: none; text-shadow: none; }
.ra-marketing-nav .ra-nav-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ra-text); font: 700 20px/1.58 var(--ra-font-display); letter-spacing: -.025em; white-space: nowrap; padding: 0; }
.ra-nav-mark { display: inline-grid; place-items: center; width: 27px; height: 27px; border-radius: var(--ra-radius); background: var(--ra-lavender); color: var(--ra-action-text); font-size: 25px; line-height: 1; }
img.ra-nav-mark { background: none; object-fit: contain; }
.ra-nav-links { display: flex; align-items: center; flex-direction: row; gap: 25px; margin-left: auto; }
.ra-marketing-nav .ra-nav-links a { color: var(--ra-muted); font: 500 14px/1.4 var(--ra-font-body); letter-spacing: 0; padding: 0; }
.ra-marketing-nav .ra-nav-links a:has(svg) { display: inline-flex; padding: 4px 0; }
.ra-marketing-nav .ra-nav-links a:hover { color: var(--ra-lavender-light); }
.ra-marketing-nav .ra-nav-action { display: inline-flex; align-items: center; justify-content: center; min-height: 40px; padding: 8px 16px; border: 1px solid var(--ra-line); border-radius: var(--ra-radius); background: var(--ra-panel); color: var(--ra-text); font: 700 14px/1.2 var(--ra-font-body); transition: background .15s, border-color .15s; white-space: nowrap; }
.ra-marketing-nav .ra-nav-action:hover { background: var(--ra-raised); border-color: var(--ra-muted); }
.ra-marketing-nav a:focus-visible { outline: 2px solid var(--ra-lavender); outline-offset: 5px; }
.public-marketing-page .public-layout { width: 100%; max-width: none; padding: 0; }
.public-marketing-page .info-wrapper { box-sizing: border-box; width: 100%; max-width: 1400px; margin-inline: auto; padding-inline: 32px; }
@media (max-width: 620px) {
    .ra-marketing-nav { width: calc(100% - 40px); min-height: 68px; flex-wrap: wrap; gap: 8px 10px; padding-block: 10px; }
    .ra-marketing-nav .ra-nav-brand { font-size: 16px; gap: 7px; }
    .ra-nav-mark { width: 24px; height: 24px; font-size: 20px; }
    .ra-marketing-nav .ra-nav-action { margin-left: auto; padding: 8px 13px; font-size: 13px; }
    .ra-nav-links { order: 3; width: 100%; justify-content: center; gap: 20px; margin: 2px 0 0; }
    .ra-marketing-nav .ra-nav-links a { font-size: 12px; }
    .public-marketing-page .info-wrapper { padding-inline: 20px; }
}

/* Public content pages share the homepage palette while preserving the article layout. */
.public-wrapper {
    color: var(--ra-text);
    font-family: var(--ra-font-body);
}

.public-wrapper h1,
.public-wrapper h2,
.public-wrapper h3,
.public-wrapper h4,
.public-wrapper h5,
.public-wrapper h6 {
    color: var(--ra-text);
    font-family: var(--ra-font-display);
    font-weight: 600;
    letter-spacing: -.025em;
}

.public-wrapper h1 { font-size: clamp(34px, 4.3vw, 52px); line-height: 1.08; }
.public-wrapper h1 em,
.public-wrapper h2 em { color: var(--ra-lavender); font-family: var(--ra-font-display); font-style: normal; }

.public-wrapper .btn {
    min-height: 40px;
    padding: 9px 14px;
    border: 1px solid var(--ra-line);
    border-radius: var(--ra-radius);
    background: var(--ra-panel);
    color: var(--ra-text);
    font: 500 14px/1.3 var(--ra-font-body);
    letter-spacing: 0;
    text-transform: none;
    text-shadow: none;
    box-shadow: none;
}

.public-wrapper .btn.btn-glow,
.public-wrapper .btn.btn-primary {
    border-color: var(--ra-lavender);
    background: var(--ra-lavender);
    color: #17121f;
    font-weight: 600;
}

.public-wrapper .btn:hover {
    border-color: var(--ra-lavender);
    background: var(--ra-raised);
    color: var(--ra-lavender-light);
    text-shadow: none;
    box-shadow: none;
}

.public-wrapper .btn.btn-glow:hover,
.public-wrapper .btn.btn-primary:hover {
    border-color: var(--ra-lavender-light);
    background: var(--ra-lavender-light);
    color: #17121f;
}

.public-nav {
    color: var(--ra-text);
    font-family: var(--ra-font-body);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
    background: #0d0e12f2;
    border-bottom-color: var(--ra-line);
    box-shadow: none;
}

.public-nav .brand {
    font-family: var(--ra-font-display);
    font-weight: 600;
}

.public-nav .public-nav-action {
    padding: 9px 14px;
    border: 1px solid var(--ra-lavender);
    border-radius: var(--ra-radius);
    background: var(--ra-lavender);
    color: #17121f;
    font-weight: 600;
    opacity: 1;
}

.public-nav .public-nav-action:hover {
    border-color: var(--ra-lavender-light);
    background: var(--ra-lavender-light);
    color: #17121f;
}

.public-nav a:hover,
.public-nav .nav-dropdown summary:hover {
    color: var(--ra-lavender-light);
    text-shadow: none;
}

.public-wrapper .card {
    border-color: var(--ra-line);
    border-radius: var(--ra-radius);
    background: var(--ra-panel);
    box-shadow: none;
}

.public-wrapper .card::before,
.public-wrapper .card::after { display: none; }

.public-wrapper .info-hero {
    padding: clamp(22px, 4vw, 44px);
}

.public-wrapper .info-title,
.public-wrapper .info-article h2,
.public-wrapper .info-article h3,
.public-wrapper .info-rail-card h3 {
    color: var(--ra-text);
    font-family: var(--ra-font-display);
    letter-spacing: -.025em;
    text-transform: none;
}

.public-wrapper .info-title {
    font-size: clamp(34px, 4.3vw, 52px);
    line-height: 1.08;
}

.public-wrapper .info-hero-meta,
.public-wrapper .info-byline,
.public-wrapper .info-lead,
.public-wrapper .info-article,
.public-wrapper .info-rail-card {
    color: var(--ra-muted);
}

.public-wrapper .info-lead {
    max-width: 68ch;
    font-size: 17px;
}

.public-wrapper .info-article {
    padding: clamp(22px, 3vw, 36px);
    line-height: 1.72;
}

.public-wrapper .info-grid {
    grid-template-columns: minmax(250px, 0.72fr) minmax(0, 2fr);
    gap: clamp(20px, 2.4vw, 36px);
}

.public-wrapper .info-rail > .info-cta-card {
    margin-top: 20px;
}

.public-wrapper .info-cta-card .info-cta-actions .btn {
    width: 100%;
    text-align: center;
}

.public-wrapper .info-article h2 {
    margin-top: 2.5rem;
    font-size: clamp(24px, 2.4vw, 30px);
    line-height: 1.2;
}

.public-wrapper .info-article h3,
.public-wrapper .info-rail-card h3 {
    font-size: 18px;
}

.public-wrapper .info-article p,
.public-wrapper .info-article li {
    color: var(--ra-muted);
}

.public-wrapper .info-article a,
.public-wrapper .toc-list a {
    color: var(--ra-lavender-light);
}

.public-wrapper .info-article a:hover,
.public-wrapper .toc-list a:hover {
    color: var(--ra-peach);
}

.public-wrapper .eyebrow {
    color: var(--ra-lavender);
    font: 500 11px/1.5 var(--ra-font-mono);
    letter-spacing: .04em;
}

.public-wrapper :focus-visible {
    outline: 2px solid var(--ra-lavender);
    outline-offset: 3px;
}

@media (max-width: 700px) {
    .public-wrapper { padding-inline: 20px; }
    .public-nav { gap: 12px; padding: 12px 20px; }
    .public-wrapper .info-article { padding: 20px; }
}

@media (max-width: 1100px) {
    .public-wrapper .info-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}