:root {
  --paper: #f6f0e1;
  --paper2: #efe6cf;
  --card: #fffdf4;
  --ink: #2b2118;
  --ink-soft: #5a4a38;
  --muted: #7a6854;
  --gold: #a67c2e;
  --gold-soft: #c9a45c;
  --line: #d9c9a3;
  --wine: #7b2d26;
  --sage: #48664c;
  --panel: #f4ecd8;
  --glow: #fbf7ea;
  --shadow: 0 2px 14px rgba(74, 58, 32, 0.10);
  --serif: "EB Garamond", Georgia, "Times New Roman", serif;
  --display: "Cinzel", serif;
  --toc-w: 272px;
  color-scheme: light;
}

body.dark {
  --paper: #0d141e;
  --paper2: #090e15;
  --card: #111b2a;
  --ink: #e9dfc8;
  --ink-soft: #b4a583;
  --muted: #8a7a62;
  --gold: #c9a45c;
  --gold-soft: #a67c2e;
  --line: #1f3452;
  --wine: #c45c58;
  --sage: #8fbf95;
  --panel: #142236;
  --glow: #0f1a29;
  --shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--paper);
  scrollbar-color: var(--gold-soft) var(--paper2);
  scrollbar-width: thin;
  -webkit-text-size-adjust: 100%;
}

html:has(body.dark) { background: #0d141e; }

::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--paper2); }
::-webkit-scrollbar-thumb {
  background: var(--gold-soft);
  border-radius: 8px;
  border: 3px solid var(--paper2);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--serif);
  color: var(--ink);
  font-size: 19px;
  line-height: 1.55;
  background:
    radial-gradient(1000px 420px at 50% -80px, var(--glow) 0%, transparent 58%),
    var(--paper);
}

a { color: var(--gold); }
a:hover { color: var(--wine); }

.app {
  display: grid;
  grid-template-columns: var(--toc-w) minmax(0, 1fr);
  min-height: 100vh;
}

.toc {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow: auto;
  padding: 22px 16px 40px;
  background: var(--panel);
  border-right: 1px solid var(--line);
}

.toc-brand {
  display: block;
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  margin: 0 0 6px;
}

.toc-brand:hover { color: var(--ink); }

.toc-title {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.04em;
  margin: 0 0 18px;
  color: var(--ink);
}

.toc-group {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 18px 0 8px;
}

.toc a.item {
  display: block;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 16px;
  padding: 5px 10px;
  border-radius: 6px;
  border-left: 2px solid transparent;
  margin-left: -2px;
}

.toc a.item:hover {
  background: var(--card);
  color: var(--ink);
}

.toc a.item.current {
  color: var(--ink);
  background: var(--card);
  border-left-color: var(--gold);
}

.toc a.item.done::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 8px;
  border-radius: 50%;
  background: var(--sage);
  vertical-align: middle;
}

.path-chip {
  margin-top: 18px;
  padding: 10px 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  color: var(--ink-soft);
}

.path-chip strong {
  display: block;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 4px;
}

.path-chip button {
  display: inline-block;
  margin-top: 8px;
  font-family: inherit;
  font-size: 14px;
  background: none;
  border: 0;
  padding: 0;
  color: var(--gold);
  cursor: pointer;
  text-decoration: underline;
}

.main {
  min-width: 0;
  padding: 34px 36px 80px;
  max-width: 820px;
}

.page-head { margin-bottom: 22px; }

.kicker {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 8px;
}

h1 {
  font-family: var(--display);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.2;
  margin: 0;
}

.rule {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 16px 0 0;
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 0.4em;
}
.rule::before, .rule::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-soft));
}
.rule::after { background: linear-gradient(90deg, var(--gold-soft), transparent); }

.prose p { margin: 0 0 1em; }
.prose p:last-child { margin-bottom: 0; }

.prose p.continue {
  margin-top: 1.6em;
  padding-top: 1em;
  border-top: 1px solid var(--line);
}

.prose h2 {
  font-family: var(--display);
  font-size: 18px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  margin: 1.6em 0 0.6em;
}

.prose blockquote {
  margin: 1.2em 0;
  padding: 0.2em 0 0.2em 1.1em;
  border-left: 2px solid var(--gold-soft);
  color: var(--ink-soft);
  font-style: italic;
}

.prose blockquote footer {
  display: block;
  font-style: normal;
  font-size: 0.9em;
  margin-top: 0.6em;
  color: var(--muted);
}

.prose code {
  font-size: 0.85em;
  background: var(--panel);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 100;
  padding: 8px 12px;
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.skip:focus {
  left: 12px;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 17px;
  margin: 1.2em 0;
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.prose th, .prose td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.prose th {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

.note, .need {
  margin: 1.2em 0;
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 17px;
  color: var(--ink-soft);
}

.need { border-color: var(--wine); }

.draft {
  display: inline-block;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 14px;
}

.cards {
  display: grid;
  gap: 12px;
  margin: 1.4em 0;
}

.card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
}

.card:hover { border-color: var(--gold-soft); }

.card h3 {
  font-family: var(--display);
  font-size: 16px;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}

.card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
}

.apps {
  display: grid;
  gap: 10px;
  margin: 1em 0 1.4em;
}

.app-link {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  text-decoration: none;
  color: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}

.app-link:hover { border-color: var(--gold-soft); }

.app-link span { color: var(--gold); font-size: 15px; }

.pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.pager a {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 8px;
  padding: 10px 14px;
  min-width: 42%;
}

.pager a:hover { border-color: var(--gold-soft); }

.pager a.next { margin-left: auto; text-align: right; }

.pager .dir {
  display: block;
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 2px;
}

.si-home {
  text-align: center;
  padding: 28px 12px 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.si-home a {
  display: inline-block;
  padding: 8px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink-soft);
  text-decoration: none;
}

.si-home a:hover { color: var(--ink); border-color: var(--ink-soft); }

#dark-toggle, #nav-toggle {
  position: fixed;
  top: 14px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--gold);
  font-size: 20px;
  cursor: pointer;
  box-shadow: var(--shadow);
  z-index: 50;
}

#dark-toggle { right: 16px; }
#nav-toggle {
  left: 16px;
  display: none;
  font-size: 18px;
}

#dark-toggle:hover, #nav-toggle:hover { transform: scale(1.06); }

.toc-scrim {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 14, 8, 0.35);
  z-index: 30;
}

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .prose table { font-size: 15px; }
  .prose th, .prose td { padding: 6px 8px; }
  .toc {
    position: fixed;
    left: 0;
    top: 0;
    width: min(86vw, 320px);
    transform: translateX(-105%);
    transition: transform 0.2s ease;
    z-index: 40;
    box-shadow: var(--shadow);
  }
  body.toc-open .toc { transform: none; }
  body.toc-open .toc-scrim { display: block; }
  #nav-toggle { display: block; }
  .main { padding: 72px 18px 72px; }
  h1 { font-size: 26px; }
  .pager { flex-direction: column; }
  .pager a, .pager a.next { margin-left: 0; text-align: left; min-width: 0; }
}

@media (max-width: 420px) {
  #dark-toggle, #nav-toggle { width: 40px; height: 40px; top: 12px; }
  body { font-size: 18px; }
}

/* ---------- the cycle: contents panel ---------- */

.cycle {
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--card);
}

.cycle-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  padding: 8px 11px;
  font-size: 15px;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.cycle-item:last-child { border-bottom: 0; }
.cycle-item:hover { background: var(--panel); color: var(--ink); }

.cycle-art { font-weight: 500; }

.cycle-state {
  font-family: var(--display);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.cycle-item.is-sent .cycle-state { color: var(--gold); }
.cycle-item.is-done .cycle-art { color: var(--sage); }
.cycle-item.is-done .cycle-state { color: var(--sage); }

/* ---------- the cycle: return sections on bridge pages ---------- */

.prose .return {
  margin: 2em 0 0;
  padding: 18px 20px 4px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold-soft);
  border-radius: 10px;
  background: var(--panel);
}

.prose .return > h2 {
  margin-top: 0;
  font-size: 22px;
}

.prose .return ul.tests {
  margin: 0.8em 0 1.1em;
  padding-left: 1.15em;
}

.prose .return ul.tests li { margin-bottom: 0.45em; }

.return-controls { margin: 1.2em 0; }

button.mark {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.3;
  padding: 11px 18px;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--gold-soft);
  border-radius: 8px;
  cursor: pointer;
  box-shadow: var(--shadow);
  text-align: left;
}

button.mark:hover { border-color: var(--gold); color: var(--gold); }

.marked-note, .marked {
  margin: 0.7em 0 0;
  font-size: 15px;
  color: var(--muted);
}

.marked button {
  font-family: inherit;
  font-size: 15px;
  background: none;
  border: 0;
  padding: 0;
  color: var(--gold);
  cursor: pointer;
  text-decoration: underline;
}

.welcome {
  margin-top: 0.4em;
  padding: 16px 18px 2px;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sage);
  border-radius: 8px;
}

.welcome h3 {
  margin: 0 0 0.5em;
  font-family: var(--display);
  font-size: 17px;
  letter-spacing: 0.03em;
  color: var(--sage);
}

@media (max-width: 860px) {
  .prose .return { padding: 14px 15px 4px; }
  button.mark { font-size: 16px; width: 100%; }
}