/* The guide pages (figures and constructions): the app's night palette and type, as plain reading pages. */
:root {
  --bg: #04040b;
  --panel: #0c0b1d;
  --line: rgba(232, 193, 112, 0.16);
  --line-2: rgba(255, 255, 255, 0.08);
  --gold: #e8c170;
  --gold-2: #f6dfa6;
  --text: #ece8f6;
  --text-soft: #d6d1e6;
  --muted: #9a94b8;
  --display: 'Cormorant Garamond', 'Iowan Old Style', Georgia, serif;
  --ui: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: radial-gradient(ellipse at 50% -10%, #12102a 0%, var(--bg) 60%) no-repeat, var(--bg);
  color: var(--text-soft);
  font: 400 16px/1.65 var(--ui);
}

a { color: var(--gold-2); text-decoration-color: rgba(246, 223, 166, 0.35); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }
a:focus-visible, .btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 6px; }

h1, h2, h3 { font-family: var(--display); font-weight: 500; color: var(--text); line-height: 1.15; }
h1 { font-size: clamp(2.3rem, 6vw, 3.4rem); margin: 0.1em 0 0.15em; }
h2 { font-size: 1.75rem; margin: 2.2rem 0 0.7rem; }
h3 { font-size: 1.3rem; margin: 1.6rem 0 0.6rem; color: var(--gold-2); }

/* bar */
.bar {
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 24px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font: 500 1.35rem var(--display); }
.brand svg { width: 30px; height: 30px; }
.nav { display: flex; gap: 18px; margin-left: 12px; }
.nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.nav a:hover, .nav a[aria-current] { color: var(--text); }
.bar .btn { margin-left: auto; }

.btn {
  display: inline-block;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
  font: 500 0.92rem var(--ui);
  white-space: nowrap;
}
.btn.primary { background: linear-gradient(180deg, #f2cf86, #d9a94f); border-color: transparent; color: #1a1306; }
.btn.primary:hover { filter: brightness(1.08); }

main { max-width: 1100px; margin: 0 auto; padding: 8px 24px 48px; }

.crumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 8px 0 18px; padding: 0; font-size: 0.85rem; color: var(--muted); }
.crumbs li + li::before { content: '›'; margin-right: 6px; color: var(--muted); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--text); }

.lead { margin-bottom: 18px; }
.kicker { margin: 0; color: var(--gold); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; }
.sub { margin: 0; font: italic 400 1.35rem/1.35 var(--display); color: var(--muted); }

.intro { max-width: 68ch; }
.intro p, section > p { max-width: 68ch; }

/* a figure or a construction beside its story */
.hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 36px; align-items: start; }
.hero figure { margin: 0; }
.hero img, .hero svg.construction {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--line-2);
  box-shadow: 0 0 60px rgba(232, 193, 112, 0.08);
}
figcaption { margin-top: 8px; font-size: 0.85rem; color: var(--muted); }
.blurb { margin-top: 0; font: 400 1.45rem/1.45 var(--display); color: var(--text); }
.hero-text > p:first-child { margin-top: 0; }
.hint { font-size: 0.88rem; color: var(--muted); }

.stats { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 22px; padding: 0; }
.stats div { padding: 8px 14px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255, 255, 255, 0.025); }
.stats dt { font-size: 0.75rem; color: var(--muted); }
.stats dd { margin: 0; font: 500 1.2rem var(--display); color: var(--gold-2); }

.facts { padding-left: 1.2em; max-width: 68ch; }
.facts li { margin: 0.35em 0; }
.facts li::marker { color: var(--gold); }

.links { list-style: none; padding: 0; margin: 0; max-width: 72ch; }
.links li { padding: 10px 0; border-top: 1px solid var(--line-2); }
.links li:last-child { border-bottom: 1px solid var(--line-2); }
.links b { display: inline-block; min-width: 9.5em; color: var(--muted); font-weight: 500; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; }
.links span { display: block; margin-top: 2px; color: var(--muted); font-size: 0.92rem; }

/* figure cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; list-style: none; padding: 0; margin: 0; }
.card { display: flex; flex-direction: column; height: 100%; padding: 8px 8px 12px; border: 1px solid var(--line-2); border-radius: 14px; background: rgba(255, 255, 255, 0.02); text-decoration: none; }
.card:hover { border-color: var(--line); background: rgba(232, 193, 112, 0.04); }
.card img { width: 100%; height: auto; aspect-ratio: 1; border-radius: 9px; background: #06060f; }
.card-name { margin-top: 8px; color: var(--text); font: 500 1.15rem/1.2 var(--display); }
.card-sub { margin-top: 2px; color: var(--muted); font-size: 0.8rem; line-height: 1.4; }

.toc { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 8px; }
.toc a { padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; color: var(--text); }
.toc span, .realm h2 span { color: var(--muted); font: 400 0.85rem var(--ui); }
.realm { scroll-margin-top: 16px; }
.realm h2 { margin-top: 2.6rem; }

/* journeys */
.journey-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.card.wide { flex-direction: row; gap: 18px; align-items: center; padding: 10px 18px 10px 10px; }
.card.wide img { width: 128px; flex: none; }
.card.wide > span { display: flex; flex-direction: column; }
.card-text { margin-top: 6px; color: var(--text-soft); font-size: 0.92rem; }
.journey-steps { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 34px; }
.journey-steps li { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 28px; align-items: center; scroll-margin-top: 16px; }
.journey-steps figure { margin: 0; }
.journey-steps img { display: block; width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--line-2); }
.journey-steps h2 { margin: 4px 0 8px; }
.journey-steps p:last-child { max-width: 60ch; margin: 0; }
.journey-steps .kicker a { color: var(--gold); }

/* the About page: each mode beside its picture */
.mode-tour { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 32px; align-items: center; margin-top: 48px; scroll-margin-top: 16px; }
.mode-tour:nth-of-type(even) figure { order: 2; }
.mode-tour figure { margin: 0; }
.mode-tour img { display: block; width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--line-2); box-shadow: 0 0 50px rgba(232, 193, 112, 0.06); }
.mode-tour h2 { margin-top: 4px; }
.mode-links { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; }

/* the list of lessons */
.rows { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 10px; }
.row-card { display: flex; gap: 14px; align-items: baseline; height: 100%; padding: 12px 16px; border: 1px solid var(--line-2); border-radius: 14px; text-decoration: none; background: rgba(255, 255, 255, 0.02); }
.row-card:hover { border-color: var(--line); background: rgba(232, 193, 112, 0.04); }
.row-body { display: flex; flex-direction: column; }
.num { min-width: 1.6em; color: var(--gold); font: 500 1.3rem var(--display); }

/* a construction's steps */
.note { padding: 12px 16px; border-left: 2px solid var(--gold); background: rgba(232, 193, 112, 0.05); border-radius: 0 10px 10px 0; font-size: 0.92rem; }
.steps { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; list-style: none; counter-reset: step; padding: 0; margin: 18px 0 0; }
.steps li { counter-increment: step; }
.steps figure { margin: 0; }
.steps svg.construction { display: block; width: 100%; height: auto; aspect-ratio: 1; border-radius: 12px; border: 1px solid var(--line-2); }
.steps p { margin: 8px 0 0; font-size: 0.93rem; }
.steps p::before { content: counter(step) '. '; color: var(--gold); font-weight: 600; }

svg.construction { background: #06060f; }
svg.construction * { vector-effect: non-scaling-stroke; fill: none; }
svg.construction .given { stroke: #f2f6ff; stroke-width: 1.6; }
svg.construction .made { stroke: #8f9ad0; stroke-opacity: 0.55; stroke-width: 1; }
svg.construction .now { stroke: var(--gold); stroke-width: 2.2; }
svg.construction .figure { stroke: var(--gold-2); stroke-width: 2.6; }
svg.construction .at, svg.construction .mark { fill: var(--gold); stroke: none; }
svg.construction .pt { fill: #f2f6ff; stroke: none; }
svg.construction text { fill: #f6dfa6; stroke: none; font-family: var(--display); font-style: italic; }

.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 48px; padding-top: 18px; border-top: 1px solid var(--line-2); }
.pager a { text-decoration: none; }

.foot { max-width: 1100px; margin: 0 auto; padding: 24px 24px 48px; border-top: 1px solid var(--line-2); color: var(--muted); font-size: 0.88rem; }
.foot p { max-width: 72ch; }
.foot-links a { color: var(--text-soft); }

@media (max-width: 760px) {
  .bar { flex-wrap: wrap; gap: 10px 16px; padding: 12px 16px; }
  .nav { order: 3; width: 100%; margin: 0; }
  main { padding: 4px 16px 40px; }
  .foot { padding: 20px 16px 40px; }
  .hero { grid-template-columns: 1fr; gap: 22px; }
  .rows { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
  .steps { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
  .links b { display: block; }
  .journey-steps li { grid-template-columns: 1fr; gap: 12px; }
  .mode-tour { grid-template-columns: 1fr; gap: 16px; margin-top: 36px; }
  .mode-tour:nth-of-type(even) figure { order: 0; }
  .card.wide { align-items: flex-start; }
  .card.wide img { width: 88px; }
}

@media print {
  body { background: #fff; color: #222; }
  .bar, .foot, .pager, .btn, .hint { display: none; }
  h1, h2, h3, .blurb { color: #111; }
}