/* Notabene public face. Readable without JavaScript; theme variables come from site settings. */
:root {
  --accent: #2563eb;
  --text: #1a1a1a;
  --muted: #666;
  --bg: #ffffff;
  --line: #e5e5e5;
  --measure: 42rem;
  --font: Georgia, "Times New Roman", serif;
  --font-ui: -apple-system, system-ui, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 18px/1.65 var(--font); }
a { color: var(--accent); }
img { max-width: 100%; height: auto; }
.preview-banner { background: #fde68a; color: #422006; font: 14px/1.4 var(--font-ui); text-align: center; padding: 6px 12px; }
.site-header { display: flex; flex-wrap: wrap; align-items: baseline; gap: 20px; padding: 18px 24px; border-bottom: 1px solid var(--line); font-family: var(--font-ui); }
.site-name { font-weight: 700; font-size: 20px; color: inherit; text-decoration: none; }
.site-nav { display: flex; flex-wrap: wrap; gap: 14px; }
.site-nav a { color: inherit; text-decoration: none; opacity: 0.8; font-size: 15px; }
.site-nav a:hover { opacity: 1; text-decoration: underline; }
main { max-width: var(--measure); margin: 0 auto; padding: 28px 24px 64px; }
main.tpl-two-column, main .tpl-two-column, .tpl-hero-three { max-width: none; }
.page-title { font-size: 2rem; line-height: 1.2; margin: 0 0 24px; }
.page-empty { color: var(--muted); font-family: var(--font-ui); }
.site-footer { border-top: 1px solid var(--line); padding: 18px 24px; color: var(--muted); font: 13px var(--font-ui); }

/* Cards (display modes) */
.card { margin: 0 0 28px; }
.card-title { margin: 0 0 6px; line-height: 1.25; }
.card-title a { color: inherit; text-decoration: none; }
.card-title a:hover { text-decoration: underline; }
.card-meta, .card-more, .card-text { font-family: var(--font-ui); font-size: 15px; color: var(--muted); }
.card-teaser .card-image img { display: block; width: 100%; border-radius: 6px; margin-bottom: 8px; }
.card-headline .card-title { font-size: 1.05rem; margin: 0; }

/* Templates */
.tpl-two-column { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 40px; max-width: 64rem; margin: 0 auto; }
.tpl-two-column .col-side { border-left: 1px solid var(--line); padding-left: 24px; }
.tpl-hero-three { max-width: 64rem; margin: 0 auto; }
.tpl-hero-three .below { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 720px) {
  .tpl-two-column, .tpl-hero-three .below { grid-template-columns: 1fr; }
  .tpl-two-column .col-side { border-left: 0; padding-left: 0; }
}

/* Article */
.article-head h1 { font-size: 2.2rem; line-height: 1.15; margin: 0 0 8px; }
.article-meta { font: 14px var(--font-ui); color: var(--muted); margin: 0 0 6px; }
.article-tags .tag { display: inline-block; font: 12px var(--font-ui); background: #f1f1f1; border-radius: 999px; padding: 2px 10px; margin-right: 6px; }
.article-body h2 { font-size: 1.5rem; margin: 1.6em 0 0.5em; }
.article-body h3 { font-size: 1.25rem; margin: 1.4em 0 0.4em; }
.article-body p { margin: 0 0 1em; }
.article-body blockquote { margin: 1em 0; padding: 4px 18px; border-left: 3px solid var(--accent); color: #333; }
.article-body pre { background: #f5f5f5; padding: 12px 14px; border-radius: 6px; overflow-x: auto; font-size: 14px; }
.article-body code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; }
.article-body hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.nb-image { margin: 1.2em 0; }
.nb-image img { display: block; }
.nb-image figcaption { font: 14px var(--font-ui); color: var(--muted); margin-top: 6px; }
.nb-float-left { float: left; margin: 0.3em 1.4em 0.8em 0; }
.nb-float-right { float: right; margin: 0.3em 0 0.8em 1.4em; }
.nb-attachment a { font-family: var(--font-ui); }
.nb-attachment a::before { content: "⤓ "; }
.nb-ref { color: var(--accent); }
span.nb-ref { color: inherit; border-bottom: 1px dotted var(--muted); }
.nb-anchor:target { background: #fef3c7; }
.article-foot { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); font: 14px var(--font-ui); color: var(--muted); }
.article-old { color: #b45309; }
.not-found { text-align: center; }

/* Published critique (IDEAS §6.2, the stronger version) */
.critique { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); font-family: var(--font-ui); font-size: 15px; }
.critique-title { font-size: 1.1rem; margin: 0 0 8px; }
.critique .muted { font-size: 14px; color: var(--muted); }
.critique-summary { font-family: var(--font); font-size: 17px; }
.critique-findings { padding-left: 20px; }
.critique-finding { margin: 0 0 14px; }
.critique-severity { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; border-radius: 999px; padding: 1px 8px; margin-right: 6px; background: #e5e7eb; }
.critique-finding[data-severity="high"] .critique-severity { background: #fee2e2; color: #991b1b; }
.critique-finding[data-severity="medium"] .critique-severity { background: #fef3c7; color: #92400e; }
.critique-claim { font-style: italic; }
.critique-problem, .critique-counter, .critique-source { margin: 4px 0 0; }
.critique-sub { font-size: 1rem; margin: 16px 0 6px; }
.critique-omissions, .critique-sources { padding-left: 20px; }
.critique-sources blockquote { margin: 6px 0 2px; padding: 2px 12px; border-left: 3px solid var(--line); font-family: var(--font); }

/* Verification block (IDEAS §6.2, Phase 12) */
.verify { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); font-family: var(--font-ui); }
.verify-title { font-size: 1.1rem; margin: 0 0 8px; }
.verify .muted { font-size: 14px; color: var(--muted); margin: 0 0 10px; }
.verify-prompt { white-space: pre-wrap; background: #f5f5f5; border-radius: 6px; padding: 12px 14px; font: 13px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.verify-links { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0 0; }
.verify-links a { display: inline-block; padding: 6px 14px; border: 1px solid var(--accent); border-radius: 999px; text-decoration: none; font-size: 14px; }

/* Comments (Phase 8) */
.comments { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-family: var(--font-ui); }
.comments-title { font-size: 1.3rem; margin: 0 0 12px; }
.comment-list, .comment-replies { list-style: none; margin: 0; padding: 0; }
.comment { padding: 10px 0; border-top: 1px solid var(--line); }
.comment-replies { margin-left: 28px; }
.comment-reply { border-top: 1px dashed var(--line); }
.comment-head { display: flex; gap: 8px; font-size: 13px; }
.comment-author { font-weight: 600; }
.comment-body { margin: 4px 0; white-space: pre-wrap; font-family: var(--font); }
.comment-deleted .comment-body { color: var(--muted); font-style: italic; }
.comment-actions { display: flex; gap: 12px; font-size: 13px; }
.comment-form, .auth-form { display: grid; gap: 8px; margin: 10px 0; max-width: 32rem; }
.comment-form textarea, .auth-form input { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.auth-form label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.comment-form button, .auth-form button { justify-self: start; padding: 8px 16px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; font: inherit; cursor: pointer; }
.comments-notice { padding: 8px 12px; border-radius: 6px; background: #ecfdf5; color: #065f46; }
.comments-error { background: #fef2f2; color: #991b1b; }

/* Phase 14: reference links under an article */
.references { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); font-family: var(--font-ui); font-size: 15px; }
.references-title { font-size: 1.1rem; margin: 0 0 8px; }
.references-list { padding-left: 20px; margin: 0; }
.references-list li { margin: 0 0 6px; overflow-wrap: anywhere; }
.references-url { display: block; font-size: 13px; color: var(--muted); }

/* Phase 14: the self-filling article list */
.list-search { display: flex; gap: 8px; margin: 0 0 20px; font-family: var(--font-ui); }
.list-search input { flex: 1; min-width: 0; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font: inherit; }
.list-search button { padding: 8px 16px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; font: inherit; cursor: pointer; }
.list-count { font-family: var(--font-ui); font-size: 14px; color: var(--muted); margin: 0 0 16px; }
.card-preview { margin: 0 0 24px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.card-preview .card-lines { margin: 6px 0 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
.list-paging { display: flex; justify-content: space-between; gap: 16px; margin-top: 24px; font-family: var(--font-ui); }
.list-paging a:only-child { margin-left: auto; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Phase 15: a clip cut from a media source (the video document node) */
.nb-video { margin: 1.2em auto; max-width: 100%; }
.nb-video video { display: block; width: 100%; border-radius: 6px; background: #000; }
.nb-video figcaption { font: 14px var(--font-ui); color: var(--muted); text-align: center; margin-top: 6px; }

/* Phase 15: click-to-play embed of a reference link (embed.js) */
.references-play { margin-left: 8px; padding: 1px 10px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface, transparent); color: var(--accent); font: 13px var(--font-ui); cursor: pointer; }
.references-play:hover { border-color: var(--accent); }
.embed-dialog { width: min(720px, 94vw); max-width: none; padding: 0; border: 0; border-radius: 10px; background: #111; color: #fff; overflow: hidden; }
.embed-dialog::backdrop { background: rgba(0, 0, 0, 0.7); }
.embed-head { display: flex; align-items: center; gap: 12px; padding: 8px 12px; font: 14px var(--font-ui); }
.embed-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.embed-close { border: 0; background: transparent; color: inherit; font-size: 18px; cursor: pointer; padding: 4px 8px; }
.embed-frame { background: #000; }
.embed-frame iframe { display: block; width: 100%; height: min(80vh, 720px); border: 0; }