/* Shared guide components: quiet surfaces, clear hierarchy and readable tools. */
.ob-dossier {
  --ob-ink: #2e2a2f;
  --ob-muted: #66646a;
  --ob-accent: #0067c5;
  --ob-brand: #0085f9;
  --ob-tint: #edf5ff;
  --ob-surface: #f8f8f8;
  --ob-paper: #fffefb;
  --ob-rule: #d9e1eb;
  --ob-ui: "Work Sans", system-ui, sans-serif;
}
.ob-dossier section { scroll-margin-top: 110px; margin-bottom: 42px; }
.ob-dossier h3 { font: 700 21px/1.35 Georgia, serif; margin: 28px 0 12px; }
.ob-dossier p { margin-bottom: 20px; }
.ob-dossier li { margin-bottom: 12px; }
.ob-dossier :is(a, button, input, textarea):focus-visible { outline: 3px solid var(--ob-brand); outline-offset: 4px; }

/* Decision briefs and contextual notes. */
.ob-dossier .ob-dossier-brief {
  background: var(--ob-tint); color: var(--ob-ink); padding: 28px 30px;
  border: 1px solid var(--ob-rule); border-radius: 14px; margin: 30px 0; font-size: 16px; line-height: 1.7;
}
.ob-inner-content .ob-dossier-brief :is(h2, h3) {
  color: var(--ob-ink); font-family: var(--ob-ui); font-weight: 600;
  letter-spacing: -.025em; font-size: 24px; line-height: 1.3; margin: 8px 0 18px;
}
.ob-dossier .ob-dossier-brief a { color: var(--ob-accent); text-decoration: underline; text-underline-offset: 3px; }
.ob-dossier .ob-dossier-brief ul { margin: 0; padding-left: 22px; }
.ob-dossier .ob-dossier-brief li { padding-left: 3px; }
.ob-dossier .ob-dossier-brief li::marker { color: var(--ob-accent); }
.ob-dossier .ob-dossier-brief :is(p, li):last-child { margin-bottom: 0; }
.ob-dossier .ob-dossier-label { font: 600 11px/1.6 var(--ob-ui); letter-spacing: .07em; text-transform: uppercase; margin: 0 0 8px; color: var(--ob-accent); }
.ob-dossier .ob-entity-note { border: 1px solid var(--ob-rule); border-radius: 12px; background: var(--ob-surface); color: var(--ob-ink); padding: 22px 24px; margin: 24px 0; font-size: 15px; }
.ob-dossier .ob-entity-note h3 { margin-top: 0; font: 600 19px/1.4 var(--ob-ui); color: var(--ob-ink); }
.ob-dossier .ob-entity-note p:last-child { margin-bottom: 0; }

/* Reading routes and related resources. */
.ob-dossier .ob-reading-routes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 28px 0; }
.ob-dossier .ob-reading-routes a { display: flex; flex-direction: column; gap: 8px; padding: 20px; border: 1px solid var(--ob-rule); border-radius: 12px; text-decoration: none; background: var(--ob-paper); color: var(--ob-ink); font: 14px/1.5 var(--ob-ui); }
.ob-dossier .ob-reading-routes strong { font-size: 15px; font-weight: 600; color: var(--ob-accent); }
.ob-dossier .ob-reading-routes span { font-size: 13px; color: var(--ob-muted); }
.ob-dossier .ob-reading-routes a:hover { border-color: var(--ob-brand); background: var(--ob-tint); }
.ob-dossier .ob-next-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0; }
.ob-dossier .ob-next-grid > div { border: 1px solid var(--ob-rule); border-radius: 12px; padding: 22px; background: var(--ob-surface); color: var(--ob-ink); }
.ob-dossier .ob-next-grid h3 { margin: 0 0 12px; font: 600 18px/1.4 var(--ob-ui); }
.ob-dossier .ob-next-grid h3 a { color: var(--ob-accent); text-underline-offset: 3px; }
.ob-dossier .ob-next-grid p { font-size: 15px; margin-bottom: 0; }
.ob-dossier .ob-preparation-label { display: inline-block; border: 1px solid var(--ob-rule); border-radius: 6px; background: var(--ob-paper); color: var(--ob-muted); padding: 2px 8px; font: 11px/1.6 var(--ob-ui); vertical-align: middle; white-space: nowrap; margin: 3px 0; }
.ob-dossier .ob-next-grid h3 .ob-preparation-label { display: table; margin-top: 8px; }
.ob-dossier .ob-resource-links { display: grid; gap: 10px; list-style: none; padding: 0; margin: 24px 0; }
.ob-dossier .ob-resource-links li { margin: 0; }
.ob-dossier .ob-resource-links a { display: block; padding: 17px 20px; border: 1px solid var(--ob-rule); border-radius: 10px; background: var(--ob-tint); color: var(--ob-accent); text-decoration: none; font: 600 15px/1.6 var(--ob-ui); }
.ob-dossier .ob-resource-links a:hover { border-color: var(--ob-accent); text-decoration: underline; text-underline-offset: 3px; }

/* Contents, evidence and case summaries. */
.ob-dossier .ob-article-contents { border: 1px solid var(--ob-rule); border-radius: 12px; padding: 22px 26px; }
.ob-dossier .ob-article-contents ol { columns: 2; column-gap: 35px; padding-left: 20px; margin: 12px 0 0; }
.ob-dossier .ob-article-contents li { break-inside: avoid; font: 14px/1.6 var(--ob-ui); margin-bottom: 10px; padding-left: 2px; }
.ob-dossier .ob-article-contents a { color: var(--ob-accent); text-decoration: underline; text-underline-offset: 3px; }
.ob-dossier .ob-cite { font-size: 13px; line-height: 1.6; text-decoration: underline; text-underline-offset: 3px; }
.ob-dossier .ob-source-note .ob-cite { font-size: 14px; }
.ob-dossier .ob-case { border: 1px solid var(--ob-rule); border-radius: 14px; padding: 26px 28px; margin: 28px 0; background: var(--ob-paper); color: var(--ob-ink); }
.ob-dossier .ob-case h3 { margin-top: 8px; color: var(--ob-ink); }
.ob-dossier .ob-case .ob-dossier-label { display: inline-block; background: var(--ob-tint); padding: 4px 9px; border-radius: 5px; margin-bottom: 6px; }
.ob-dossier .ob-case p:last-child { margin-bottom: 0; }
.ob-dossier .ob-news-item { border-bottom: 1px solid var(--ob-rule); padding: 4px 0 24px; margin: 24px 0; }
.ob-dossier .ob-news-item h3 { margin-top: 8px; }

/* Interactive tools use the same palette without changing their behaviour. */
.ob-dossier :is(.ob-calc, .ob-buyer-file) { background: var(--ob-surface); color: var(--ob-ink); padding: 28px; border: 1px solid var(--ob-rule); border-radius: 14px; margin: 28px 0; }
.ob-dossier .ob-calc h3 { margin-top: 0; color: var(--ob-ink); font: 600 21px/1.4 var(--ob-ui); }
.ob-dossier .ob-calc-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.ob-dossier label { display: block; font: 600 14px/1.5 var(--ob-ui); }
.ob-dossier :is(input[type=number], textarea) { display: block; box-sizing: border-box; width: 100%; min-width: 0; background: var(--ob-paper); color: var(--ob-ink); border: 1px solid #7d8289; border-radius: 8px; padding: 11px 12px; font: 16px/1.5 var(--ob-ui); margin: 7px 0 0; min-height: 46px; }
.ob-dossier textarea { resize: vertical; }
.ob-dossier button { appearance: none; background: var(--ob-accent); color: #fff; border: 1px solid transparent; border-radius: 8px; font: 600 14px/1.5 var(--ob-ui); min-height: 46px; padding: 11px 18px; cursor: pointer; margin-top: 18px; white-space: normal; }
.ob-dossier button:hover { background: #0053a0; }
.ob-dossier .ob-file-actions :is(.ob-export-file, .ob-print-file) { background: var(--ob-paper); color: var(--ob-accent); border-color: #7d8289; }
.ob-dossier .ob-file-actions :is(.ob-export-file, .ob-print-file):hover { background: var(--ob-tint); border-color: var(--ob-accent); }
.ob-dossier .ob-calc-result { background: var(--ob-tint); color: var(--ob-ink); border: 1px solid var(--ob-rule); border-radius: 10px; padding: 18px; margin: 20px 0 12px; font-weight: 600; font-size: 16px; }
.ob-dossier .ob-calc-result.ob-calc-error { background: #fff3f2; border-color: #d68e87; color: #8b2020; }
.ob-dossier .ob-small { font-size: 13px; margin-bottom: 0; }
.ob-dossier fieldset { border: 0; padding: 0; margin: 0 0 25px; min-width: 0; }
.ob-dossier legend { font: 600 20px/1.4 var(--ob-ui); margin-bottom: 18px; }
.ob-dossier fieldset label { display: flex; align-items: flex-start; gap: 12px; margin: 0 0 16px; font-weight: 400; font-size: 15px; }
.ob-dossier input[type=checkbox] { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 2px; accent-color: var(--ob-accent); }
.ob-dossier .ob-file-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.ob-dossier .ob-save-status { font-size: 13px; margin: 15px 0 0; }
.ob-dossier .ob-table-scroll table { border-collapse: separate; border-spacing: 0; border: 1px solid var(--ob-rule); border-radius: 10px; overflow: hidden; }
.ob-dossier .ob-table-scroll thead th { background: var(--ob-tint); color: var(--ob-ink); font-weight: 600; }
.ob-dossier .ob-table-scroll :is(th, td) { border: 0; border-bottom: 1px solid var(--ob-rule); padding: 14px 16px; }
.ob-dossier .ob-table-scroll tbody tr:last-child > * { border-bottom: 0; }
.ob-dossier .ob-table-scroll caption { color: var(--ob-muted); font: 13px/1.6 var(--ob-ui); padding-bottom: 4px; }

@media (max-width: 650px) {
  .ob-dossier :is(.ob-reading-routes, .ob-next-grid, .ob-calc-fields) { grid-template-columns: 1fr; }
  .ob-dossier .ob-reading-routes a { padding: 16px 18px; gap: 4px; }
  .ob-dossier :is(.ob-dossier-brief, .ob-entity-note, .ob-case, .ob-calc, .ob-buyer-file, .ob-article-contents) { padding: 20px; }
  .ob-dossier .ob-next-grid > div { padding: 20px; }
  .ob-dossier .ob-article-contents ol { columns: 1; }
  .ob-inner-content .ob-dossier-brief :is(h2, h3) { font-size: 22px; }
  .ob-dossier .ob-table-scroll table { min-width: 570px; }
  .ob-dossier .ob-table-scroll caption { max-width: calc(100vw - 40px); }
  .ob-dossier .ob-file-actions { display: grid; gap: 10px; margin-top: 18px; }
  .ob-dossier .ob-file-actions button { margin: 0; }
}
@media print {
  .ob-dossier { --ob-ink: #000; --ob-muted: #333; --ob-accent: #000; --ob-tint: #fff; --ob-surface: #fff; --ob-paper: #fff; --ob-rule: #aaa; }
  .ob-dossier :is(button, .ob-save-status, .ob-reading-routes, .ob-article-contents) { display: none; }
  .ob-dossier :is(.ob-dossier-brief, .ob-case, .ob-calc, .ob-buyer-file, .ob-entity-note, .ob-next-grid > div) { border-radius: 0; box-shadow: none; }
  .ob-dossier .ob-next-grid { display: block; }
  .ob-dossier .ob-next-grid > div { break-inside: avoid; margin-bottom: 12px; }
  .ob-dossier .ob-table-scroll { overflow: visible; }
  .ob-dossier .ob-table-scroll table { min-width: 0; font-size: 10pt; }
  .ob-dossier .ob-case { break-inside: avoid; }
  .ob-dossier .ob-source-note a:after { content: ' (' attr(href) ')'; font-size: 8pt; overflow-wrap: anywhere; }
}