/* Stage 2 extensions. Stage 1's shared tokens and components are reused. */
/* Render the supplied files at their original proportions, with no backing element. */
.brand-logo { display: block; width: clamp(10rem, 23vw, 16rem); max-width: 100%; flex-shrink: 0; aspect-ratio: 985 / 440; }
.brand-image { display: block; width: 100%; height: auto; }
.brand-image-dark { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand-image-light { display: none; }
  :root:not([data-theme="light"]) .brand-image-dark { display: block; }
}
:root[data-theme="dark"] .brand-image-light { display: none; }
:root[data-theme="dark"] .brand-image-dark { display: block; }
@media print {
  .brand-image-light { display: block !important; }
  .brand-image-dark { display: none !important; }
}
.hero-note .note-title { font-size: clamp(2.15rem, 3.25vw, 3.1rem); }
.page-header { padding-block: 3rem 2.25rem; border-bottom: 1px solid var(--line-strong); }
.page-header .eyebrow { color: var(--muted); margin-bottom: 1rem; }
.page-header h1 { font-size: clamp(2.5rem, 6vw, 5rem); line-height: 1.08; letter-spacing: -.05em; }
.page-intro { max-width: 40rem; color: var(--muted); margin-top: 1.25rem; }
.page-main { padding-block: 1.5rem 4rem; }
.archive-section { padding-block: 1.5rem 4rem; }
.archive-section .filter-bar { border-top: 0; padding-top: 0; }
.archive-section .briefing-grid { margin-top: .5rem; }
.published-card { display: flex; flex-direction: column; }
.published-card .slot-top time { color: var(--muted); font-size: var(--text-sm); }
.published-card h3 { max-width: none; }
.briefing-title-link { text-decoration: none; }
.briefing-title-link:hover { text-decoration: underline; }
.published-card .slot-bottom { margin-top: auto; padding-top: 2rem; }
.archive-note { margin-top: 2rem; color: var(--muted); font-size: var(--text-sm); }
.breadcrumb { padding-block: 1.5rem; display: flex; flex-wrap: wrap; gap: .65rem; color: var(--muted); font-size: var(--text-sm); }
.breadcrumb a { display: inline-flex; align-items: center; min-height: 2.75rem; }
.breadcrumb span { align-self: center; }
.page-empty { padding-block: 2rem 5rem; max-width: 48rem; }
.page-empty .eyebrow { margin-bottom: 1rem; color: var(--muted); }
.page-empty h1 { font-size: clamp(2rem, 5vw, 4rem); line-height: 1.15; letter-spacing: -.04em; }
.page-empty > p:not(.eyebrow) { margin-block: 1.25rem 2rem; color: var(--muted); }
.article-header { padding-block: 1rem 2.5rem; border-bottom: 3px solid var(--sector); }
.article-header h1 { max-width: 65rem; margin-top: 1.3rem; font-size: clamp(2.25rem, 5.2vw, 4.9rem); line-height: 1.1; letter-spacing: -.045em; }
.article-meta { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: .4rem 1.5rem; color: var(--muted); font-size: var(--text-sm); }
.article-layout { display: grid; gap: 2.5rem; padding-block: 2.5rem; }
.article-toc { border-bottom: 1px solid var(--line); padding-bottom: 1.5rem; }
.article-toc .eyebrow { margin-bottom: .75rem; color: var(--muted); }
.article-toc a { display: block; width: fit-content; min-height: 2.75rem; padding-block: .5rem; font-size: var(--text-sm); }
.article-prose { min-width: 0; max-width: 44rem; }
.article-prose section { margin-bottom: 2.75rem; scroll-margin-top: 2rem; }
.article-prose h2 { margin-bottom: 1.2rem; font-size: clamp(1.65rem, 2.8vw, 2.2rem); line-height: 1.2; letter-spacing: -.025em; }
.article-prose p { font-size: 1.0625rem; line-height: 1.8; margin-bottom: 1.15rem; white-space: pre-line; }
.article-sources { padding-top: 1.75rem; border-top: 1px solid var(--line); }
.article-sources ul { padding-left: 1.25rem; }
.article-sources li { margin-bottom: .75rem; }
.article-sources a { overflow-wrap: anywhere; }
.article-sources .sources-note { color: var(--muted); font-size: var(--text-sm); }
.back-link { display: inline-flex; align-items: center; min-height: 2.75rem; margin-bottom: 3rem; }
.tracker-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.tracker-tab-space { min-height: 9rem; }
.tracker-tab { min-height: 2.75rem; display: inline-flex; align-items: center; gap: .6rem; padding: .75rem 1rem; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius); font-size: var(--text-sm); }
.tracker-tab:hover { border-color: var(--sector); }
.tracker-tab[aria-selected="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.tracker-panel { margin-bottom: 2.5rem; }
.tracker-panel > h2 { margin-bottom: 1.25rem; font-size: 2rem; letter-spacing: -.03em; }
.tracker-empty { border: 1px solid var(--line); border-top: 3px solid var(--sector); padding: 2rem; background: var(--surface); }
.tracker-empty h3 { font-size: 1.75rem; line-height: 1.3; }
.tracker-empty p { margin-top: .8rem; color: var(--muted); }
.tracker-entry { border-top: 1px solid var(--line); padding-block: 1.75rem; display: grid; gap: 1rem; }
.tracker-date { font-size: var(--text-sm); color: var(--muted); }
.tracker-development h3 { font-size: 1.6rem; line-height: 1.3; letter-spacing: -.02em; }
.tracker-implication { margin-block: 1rem; }
.tracker-implication > span { display: block; margin-bottom: .35rem; font-size: var(--text-sm); font-weight: 500; color: var(--sector); }
.tracker-development > a { display: inline-flex; align-items: center; min-height: 2.75rem; font-size: var(--text-sm); }
.content-warning { padding: 1rem; border: 2px solid var(--private); margin: 1rem auto; max-width: 78rem; }
.nojs-content { padding: 1.5rem; border: 1px solid var(--line); margin-bottom: 2rem; color: var(--muted); }
.updater-layout { display: grid; gap: 2rem; }
.updater-steps { padding: 1.75rem; border: 1px solid var(--line); background: var(--surface-soft); }
.updater-steps h2, .updater-form h2 { font-size: 1.75rem; line-height: 1.3; margin-bottom: 1rem; }
.updater-steps ol { margin: 0; padding-left: 1.2rem; }
.updater-steps li { margin-bottom: 1rem; }
.updater-steps li:last-child { margin-bottom: 0; }
.updater-steps p { margin-top: 1.2rem; color: var(--muted); font-size: var(--text-sm); }
.updater-form { min-width: 0; }
.file-field { margin-bottom: 1.5rem; }
.file-field label { display: block; margin-bottom: .6rem; font-weight: 500; }
.file-field input { display: block; max-width: 100%; padding: .7rem; border: 1px solid var(--line-strong); background: var(--surface); border-radius: var(--radius); }
.file-field input::file-selector-button { font: inherit; padding: .5rem; margin-right: .65rem; background: var(--surface-soft); color: var(--ink); border: 1px solid var(--line); }
.updater-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.updater-actions button:disabled { opacity: .6; }
.validation-result { margin-top: 1.5rem; padding: 1.5rem; border: 1px solid var(--line); background: var(--surface); }
.validation-result h3 { font-family: var(--sans); font-weight: 500; font-size: 1rem; margin-bottom: .65rem; }
.validation-result ul { padding-left: 1.2rem; margin-bottom: 0; }
.validation-result li { margin-bottom: .65rem; }
.validation-result.has-errors { border-color: var(--private); }
.validation-result.is-valid { border-color: var(--energy); }
.updater-reminder { color: var(--muted); margin-top: 1rem; font-size: var(--text-sm); }
@media (min-width: 40rem) {
  .tracker-tab-space { min-height: 5.2rem; }
  .tracker-entry { grid-template-columns: 10rem minmax(0, 1fr); gap: 2rem; }
  .tracker-date { padding-top: .3rem; }
}
@media (min-width: 56rem) {
  .page-header { padding-block: 4rem 3rem; }
  .article-layout { grid-template-columns: minmax(12rem, 1fr) minmax(0, 3fr); gap: 4rem; padding-block: 3rem; }
  .article-toc { position: sticky; top: 2rem; align-self: start; border-bottom: 0; border-right: 1px solid var(--line); padding-right: 1.5rem; }
  .updater-layout { grid-template-columns: 1fr 1.5fr; gap: 3rem; }
}
.primary-nav a[aria-current="page"] { text-decoration: underline; }
@media print {
  .article-toc, .tracker-tabs, .breadcrumb, .back-link { display: none; }
  .article-layout { display: block; }
  .tracker-panel[hidden] { display: block !important; }
}