/* News Vault Pro — Archive Paper */
:root {
  --white: #FFFFFF;
  --paper: #FAFAF8;
  --paper-warm: #F4F2ED;
  --border: #DAD7D0;
  --ink: #1C1B19;
  --muted: #5C5954;
  --navy: #1A3278;
  --navy-soft: #E8ECF5;
  --measure: 68ch;
  --shell-max: 1080px;
  --shell-gutter: 24px;
  --font-serif: 'Source Serif 4', Georgia, serif;
  --font-sans: 'Public Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --rail-h: 36px;
}

@media (min-width: 480px) {
  :root { --shell-gutter: 32px; }
}
@media (min-width: 768px) {
  :root { --shell-gutter: 48px; }
}
@media (min-width: 1200px) {
  :root { --shell-gutter: 56px; }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; max-width: 100%; }
body {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.05vw + 14px, 19px);
  line-height: 1.72;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  max-width: 100%;
}
img { max-width: 100%; height: auto; vertical-align: middle; }
main img, .photo-banner img, .photo-grid img, .paper-spread__figure img {
  object-fit: cover;
}
main, header, footer, section { max-width: 100%; }

body.page-inner { padding-bottom: var(--rail-h); }

.visually-hidden, .skip-link {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skip-link:focus {
  position: fixed; top: var(--space-2); left: var(--space-2); z-index: 100;
  width: auto; height: auto; clip: auto; padding: var(--space-2) var(--space-3);
  background: var(--navy); color: var(--white); text-decoration: none;
}

.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--shell-gutter);
}
.shell--narrow {
  max-width: min(var(--measure), var(--shell-max));
}

a { color: var(--navy); text-underline-offset: 3px; }
a:hover { color: var(--ink); }

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3); padding: var(--space-3) 0;
}
.site-logo {
  font-family: var(--font-sans);
  font-weight: 500; font-size: 1.05rem;
  text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column; line-height: 1.25;
}
.site-logo span {
  font-size: 0.72rem; color: var(--muted); font-weight: 400;
  max-width: 28ch;
}
.site-nav ul {
  display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-3);
  list-style: none; margin: 0; padding: 0;
}
.site-nav a {
  font-family: var(--font-sans);
  font-size: 0.88rem; text-decoration: none; color: var(--muted);
  border-bottom: 1px solid transparent; padding-bottom: 2px;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--navy); border-bottom-color: var(--navy);
}

main { padding: var(--space-5) 0 var(--space-6); }

.kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted);
  margin: 0 0 var(--space-2);
}
.page-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600; line-height: 1.15;
  margin: 0 0 var(--space-2);
}
.page-deck { font-size: 1.05rem; color: var(--muted); margin: 0 0 var(--space-4); max-width: 55ch; }
.page-head { margin-bottom: var(--space-4); }

.prose p { margin: 0 0 1.15em; }
.prose p:last-child { margin-bottom: 0; }

/* B-S1 Paper spread */
.paper-spread { margin-bottom: var(--space-5); }
.paper-spread__grid {
  display: grid; gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 880px) {
  .paper-spread__grid { grid-template-columns: 1.05fr 0.95fr; align-items: center; }
}
.spread-title {
  font-size: clamp(1.85rem, 3.5vw, 2.65rem);
  line-height: 1.12; margin: 0 0 var(--space-3);
}
.spread-lede { font-size: 1.08rem; color: var(--muted); margin: 0; max-width: 48ch; }
.paper-spread__figure { margin: 0; }
.paper-spread__figure img {
  width: 100%; height: auto; display: block;
  max-height: min(320px, 40vh);
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--paper-warm);
}
.hairline-draw {
  height: 2px; background: var(--border);
  transform-origin: left; transform: scaleX(0);
  margin-block-start: var(--space-4);
  width: min(100%, var(--shell-max));
  margin-inline: auto;
}
.hairline-draw.is-drawn { transform: scaleX(1); transition: transform 0.9s ease; }

/* B-S2 Section matrix */
.section-title {
  font-family: var(--font-sans);
  font-size: 1.1rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em;
  margin: 0 0 var(--space-2);
}
.section-intro { color: var(--muted); margin: 0 0 var(--space-4); max-width: 55ch; }
.matrix-grid {
  display: grid; gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .matrix-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .matrix-grid { grid-template-columns: repeat(3, 1fr); } }
.matrix-cell {
  background: var(--paper);
  padding: var(--space-3);
}
.matrix-cell__title {
  font-family: var(--font-sans);
  font-size: 0.95rem; margin: 0 0 var(--space-1);
}
.matrix-cell__title a { text-decoration: none; }
.matrix-cell__standfirst {
  font-size: 0.88rem; color: var(--muted); margin: 0; line-height: 1.5;
}
.matrix-detail { display: grid; gap: var(--space-4); }
.section-card {
  padding: var(--space-4);
  background: var(--paper);
  border: 1px solid var(--border);
}
.section-card__title {
  font-family: var(--font-sans);
  font-size: 1.15rem; margin: 0 0 var(--space-2);
}
.section-card__standfirst { color: var(--navy); margin: 0 0 var(--space-2); }

/* B-S3 Offset staircase */
.staircase { display: flex; flex-direction: column; gap: var(--space-3); }
.stair-step {
  margin-left: calc(var(--stair-offset, 0) * clamp(12px, 3vw, 28px));
  max-width: min(100%, calc(var(--measure) + var(--stair-offset, 0) * 20px));
}
.stair-step__inner {
  background: var(--paper-warm);
  border-left: 3px solid var(--navy);
  padding: var(--space-3) var(--space-4);
}
.stair-step__title {
  font-family: var(--font-sans);
  font-size: 1rem; margin: 0 0 var(--space-1);
}
.stair-step__title a { text-decoration: none; }
.stair-step__standfirst { font-size: 0.92rem; color: var(--muted); margin: 0; }

/* B-S4 Margin notes */
.margin-notes-grid {
  display: grid; gap: var(--space-3);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) { .margin-notes-grid { grid-template-columns: repeat(2, 1fr); } }
.margin-note {
  display: flex; gap: var(--space-2);
  padding: var(--space-3);
  background: var(--white);
  border: 1px dashed var(--border);
  font-size: 0.88rem;
}
.margin-note__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem; color: var(--navy);
  flex-shrink: 0;
}

/* Bottom mono rail (inner pages) */
.mono-rail {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 45;
  height: var(--rail-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--shell-gutter);
  background: var(--paper-warm);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.68rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--muted);
  pointer-events: none;
}

/* Maps */
.map { margin: var(--space-4) 0; }
.map-a .map-wrap-outer { margin-bottom: var(--space-4); }
.map-b { background: var(--paper); padding: var(--space-3) 0; }
.map-c { background: var(--paper-warm); padding: var(--space-3) 0; }
.map-d { margin-top: var(--space-4); }
.map-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted);
  margin-block-end: var(--space-2);
}
.map-wrap {
  position: relative; border: 1px solid var(--border);
  background: var(--white); overflow: hidden;
  min-height: 280px;
}
.map-a .map-wrap { min-height: 400px; }
.map-b .map-wrap { min-height: 320px; }
.map-c .map-wrap { min-height: 340px; }
.map-d .map-wrap { min-height: 260px; max-width: 100%; }
.map-wrap iframe {
  width: 100%; height: 100%; min-height: inherit;
  border: 0; display: block;
}
.map-placeholder[hidden], iframe[hidden] { display: none !important; }
.map-note {
  font-size: 0.82rem; color: var(--muted);
  margin: var(--space-2) 0 0;
  font-family: var(--font-sans);
}

@media (max-width: 640px) {
  .map-wrap { min-height: 220px; }
  .map-a .map-wrap { min-height: 280px; }
  .map-b .map-wrap { min-height: 240px; }
  .map-c .map-wrap { min-height: 260px; }
  .map-d .map-wrap { min-height: 200px; }
}

/* Replies layout */
.replies-layout {
  display: grid; gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-top: var(--space-4);
}
@media (min-width: 880px) {
  .replies-layout { grid-template-columns: minmax(200px, 260px) 1fr; align-items: start; }
}
.replies-jump {
  position: sticky; top: calc(72px + var(--space-2));
  padding: var(--space-3);
  background: var(--paper);
  border: 1px solid var(--border);
}
.replies-jump__label {
  font-family: var(--font-mono);
  font-size: 0.68rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted);
  margin: 0 0 var(--space-2);
}
.replies-jump ul { list-style: none; margin: 0; padding: 0; }
.replies-jump li { margin-bottom: var(--space-2); }
.replies-jump a {
  font-family: var(--font-sans);
  font-size: 0.82rem; text-decoration: none; line-height: 1.4;
  display: block;
}
.replies-qa { display: flex; flex-direction: column; gap: var(--space-5); }
.qa-block {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 96px;
}
.qa-block:last-child { border-bottom: 0; }
.qa-block__question {
  font-family: var(--font-sans);
  font-size: 1.15rem; margin: 0 0 var(--space-2);
}
.qa-block__answer p { margin: 0 0 1em; color: var(--ink); }

.photo-banner { margin-block: var(--space-4); }
.photo-banner img {
  width: 100%; height: auto; display: block;
  max-height: 280px;
  aspect-ratio: 16 / 9; object-fit: cover;
  border: 1px solid var(--border);
}
.photo-grid {
  display: grid; gap: var(--space-3);
  grid-template-columns: repeat(3, 1fr);
  margin-block: var(--space-4) var(--space-5);
}
@media (max-width: 720px) { .photo-grid { grid-template-columns: 1fr; } }
.photo-grid img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  max-height: 220px;
  display: block; border: 1px solid var(--border);
  background: var(--paper-warm);
}
.photo-grid--duo { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 640px) { .photo-grid--duo { grid-template-columns: 1fr; } }

.contact-card {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background: var(--paper);
  border: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}
.contact-card p { margin: 0 0 var(--space-2); }

.disclosure {
  font-family: var(--font-sans);
  font-size: 0.88rem; color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: var(--space-3);
}

.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--border);
  padding: var(--space-5) 0 var(--space-6);
  font-family: var(--font-sans);
  font-size: 0.88rem;
}
.footer-inner p { margin: 0 0 var(--space-2); color: var(--muted); }
.footer-brand { color: var(--ink) !important; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-3); }
.footer-links a, .link-btn {
  background: none; border: none; padding: 0;
  font: inherit; color: var(--navy); cursor: pointer;
  text-decoration: underline; text-underline-offset: 3px;
}
.dateline {
  font-family: var(--font-mono);
  font-size: 0.72rem; margin-top: var(--space-3) !important;
}

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-size: 0.85rem; font-weight: 500;
  padding: 0.55em 1.1em;
  border: 1px solid var(--navy);
  background: var(--navy); color: var(--white);
  cursor: pointer;
}
.btn:hover { background: var(--ink); border-color: var(--ink); }
.btn--ghost { background: var(--white); color: var(--navy); }
.btn--ghost:hover { background: var(--navy-soft); }

/* Cookie banner */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: var(--white);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 32px rgba(26, 50, 120, 0.12);
  padding: var(--space-3) 0;
}
html.cookie-open body { padding-bottom: 140px; }
body.page-inner.cookie-open-body { padding-bottom: calc(140px + var(--rail-h)); }
.cookie-banner[hidden] { display: none !important; }
.cookie-inner { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.cookie-text { margin: 0 0 var(--space-2); font-family: var(--font-sans); font-size: 0.88rem; max-width: 70ch; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.cookie-panel-title { font-weight: 500; margin: var(--space-3) 0 var(--space-2); font-family: var(--font-sans); }
.cookie-toggle-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--space-2); padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-sans); font-size: 0.85rem;
}
.cookie-toggle {
  font-family: var(--font-mono);
  font-size: 0.72rem; min-width: 3.5em;
  padding: 0.35em 0.6em;
  border: 1px solid var(--border);
  background: var(--paper); cursor: pointer;
}
.cookie-toggle.is-on { background: var(--navy); color: var(--white); border-color: var(--navy); }
.cookie-toggle.is-locked { opacity: 0.7; cursor: not-allowed; }

/* Motion */
.reveal {
  opacity: 0; transform: translateY(10px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  transition-delay: var(--cell-delay, var(--note-delay, 0ms));
}
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .hairline-draw { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* Keep shell centered even when layout blocks set vertical margins */
.shell {
  margin-inline: auto;
}