/* fleet: ditch-water and ink. Light + dark via [data-theme]. */
:root {
  --paper: #eef1ea;
  --paper-2: #e2e8dd;
  --ink: #1f251f;
  --ink-soft: #333b32;
  --muted: #424a42;
  --line: #c3ccbd;
  --accent: #14522d;
  --accent-ink: #f2f7f0;
  --chip: #dde4d6;
  --card: #f7f9f3;
  --good: #175c30;
  --bad: #a01c1c;
  --focus: #1a4fd6;
  --shadow: 0 1px 2px rgba(31, 37, 31, 0.12), 0 4px 18px rgba(31, 37, 31, 0.08);
  --radius: 10px;
  --measure: 42rem;
  --bar-h: 44px;
}
[data-theme="dark"] {
  --paper: #141815;
  --paper-2: #1c221d;
  --ink: #ecefe8;
  --ink-soft: #d2d8cd;
  --muted: #a7b3a4;
  --line: #2f3831;
  --accent: #8fd0a8;
  --accent-ink: #0e1a12;
  --chip: #232b24;
  --card: #1a201b;
  --good: #7fd79a;
  --bad: #f08a8a;
  --focus: #9db9ff;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 18px rgba(0, 0, 0, 0.35);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #141815;
    --paper-2: #1c221d;
    --ink: #ecefe8;
    --ink-soft: #d2d8cd;
    --muted: #a7b3a4;
    --line: #2f3831;
    --accent: #8fd0a8;
    --accent-ink: #0e1a12;
    --chip: #232b24;
    --card: #1a201b;
    --good: #7fd79a;
    --bad: #f08a8a;
    --focus: #9db9ff;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 18px rgba(0, 0, 0, 0.35);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-size: 1.075rem;
  line-height: 1.65;
}
h1, h2, h3, .kicker, .topbar, .rail, .chip, button, input, .card-name, .act-date {
  font-family: Fraunces, "Source Serif 4", Georgia, serif;
}
a { color: var(--accent); }
a:visited { color: var(--accent); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
main { display: block; }
.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 1.25rem; }
section { scroll-margin-top: calc(var(--bar-h) + 12px); padding: 2.5rem 0 0.5rem; }
h2 { font-size: 1.7rem; line-height: 1.25; margin: 0 0 0.6rem; letter-spacing: -0.01em; }
h2 .anchor { color: inherit; text-decoration: none; }
h2 .anchor:hover { text-decoration: underline; }
.eyebrow {
  font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 0.4rem;
}
.lede { font-size: 1.2rem; color: var(--ink-soft); margin-top: 0; }

/* ------------------------------------------------------------ topbar */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 0.75rem;
  min-height: var(--bar-h); padding: 0 0.9rem;
  background: var(--paper); border-bottom: 1px solid var(--line);
}
.topbar .home { font-weight: 700; text-decoration: none; color: var(--ink); white-space: nowrap; }
.topnav { display: flex; gap: 0.15rem; overflow-x: auto; }
.topnav a {
  color: var(--ink-soft); text-decoration: none; font-size: 0.92rem;
  padding: 0.3rem 0.55rem; border-radius: 6px; white-space: nowrap;
}
.topnav a:hover { background: var(--chip); color: var(--ink); }
.topbar .spacer { flex: 1 1 auto; }
.topbar .chip {
  border: 1px solid var(--line); border-radius: 999px; padding: 0.15rem 0.7rem;
  font-size: 0.85rem; text-decoration: none; color: var(--ink); background: var(--card);
  white-space: nowrap;
}
.icon-btn {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; width: 1.9rem; height: 1.9rem; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; padding: 0;
}

/* ---------------------------------------------------------------- rail */
.rail {
  position: fixed; right: 0.6rem; top: 50%; transform: translateY(-50%);
  display: none; flex-direction: column; gap: 0.35rem; z-index: 40;
}
@media (min-width: 1100px) { .rail { display: flex; } }
.rail a {
  display: flex; align-items: center; gap: 0.4rem; text-decoration: none;
  color: var(--muted); font-size: 0.75rem;
}
.rail a i { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--line); }
.rail a span { opacity: 0; transition: opacity 0.15s; }
.rail a:hover span { opacity: 1; }

/* ---------------------------------------------------------------- hero */
.hero { padding: 3rem 0 1rem; }
.kicker { font-size: 0.82rem; letter-spacing: 0.16em; color: var(--accent); margin: 0 0 0.7rem; font-weight: 700; }
.hero h1 { font-size: clamp(2rem, 5.2vw, 3.1rem); line-height: 1.08; margin: 0 0 0.9rem; letter-spacing: -0.02em; }
.hero-answer {
  font-size: 1.3rem; line-height: 1.45; margin: 0 0 0.9rem;
  border-left: 4px solid var(--accent); padding-left: 0.9rem; color: var(--ink);
}
.deck { color: var(--ink-soft); font-size: 1.1rem; margin: 0 0 1.2rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 1.4rem; }
.cta {
  display: inline-block; background: var(--accent); color: var(--accent-ink) !important;
  font-weight: 700; text-decoration: none; padding: 0.6rem 1.3rem; border-radius: 999px;
  font-size: 1.02rem;
}
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.7rem; margin: 0; padding: 0; }
.facts div { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.6rem 0.75rem; }
.facts dt { font-size: 1.25rem; font-weight: 700; color: var(--accent); }
.facts dd { margin: 0; font-size: 0.86rem; color: var(--ink-soft); line-height: 1.4; }
@media (max-width: 560px) { .facts { grid-template-columns: 1fr; } }
.card-name { font-size: 1.5rem; font-weight: 700; margin: 0 0 0.5rem; }
.card-early { margin: 0.45rem 0; }
.tease { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; margin: 0.6rem 0; }
.tease-cell { text-decoration: none; color: var(--ink); display: block; }
.tease-cell img { display: block; width: 100%; height: auto; border-radius: 6px; border: 1px solid var(--line); }
.tease-cell span { display: block; text-align: center; font-size: 0.85rem; color: var(--muted); margin-top: 0.25rem; }
.tease-cell:hover span { color: var(--accent); }
@media (max-width: 560px) { .tease { grid-template-columns: repeat(2, 1fr); } }

/* --------------------------------------------------------------- course */
.beats { list-style: none; margin: 1rem 0; padding: 0; counter-reset: beat; }
.beats > li {
  counter-increment: beat; position: relative; padding: 0.9rem 0 0.9rem 3.2rem;
  border-bottom: 1px solid var(--line);
}
.beats > li::before {
  content: counter(beat, decimal-leading-zero);
  position: absolute; left: 0; top: 0.9rem;
  font-family: Fraunces, Georgia, serif; font-weight: 700; font-size: 1.3rem;
  color: var(--accent);
}
.beats h3 { margin: 0 0 0.25rem; font-size: 1.2rem; }
.beats p { margin: 0; }
.gloss { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.8rem 1rem; }

/* --------------------------------------------------------------- slider */
.slider {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1rem; margin: 1rem 0;
}
.pair-bar { display: flex; gap: 0.5rem; align-items: center; margin-bottom: 0.8rem; }
.pairs { display: flex; flex-wrap: wrap; gap: 0.45rem; flex: 1; }
.pairs button, #pair-prev, #pair-next {
  border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  border-radius: 999px; padding: 0.3rem 0.85rem; cursor: pointer; font-size: 0.92rem;
}
.pairs button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }
#pair-prev, #pair-next { font-size: 1.2rem; line-height: 1; padding: 0.25rem 0.7rem; }
.wipe {
  position: relative; aspect-ratio: 3 / 4; max-height: 78vh; margin: 0 auto;
  border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
  background: var(--paper-2); touch-action: pan-y;
}
.wipe-old, .wipe-new { position: absolute; inset: 0; }
.wipe-new { z-index: 1; }
.wipe-old { z-index: 2; }
.wipe-old img, .wipe-new img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.wipe-handle {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 0; z-index: 3;
  border-left: 3px solid var(--accent-ink); filter: drop-shadow(0 0 3px rgba(0, 0, 0, 0.6));
  pointer-events: none;
}
.wipe-handle span {
  position: absolute; top: 50%; left: 0; transform: translate(-50%, -50%);
  width: 2.6rem; height: 2.6rem; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--accent-ink);
}
.wipe-handle span::before, .wipe-handle span::after {
  content: ""; position: absolute; top: 50%; width: 0.6rem; height: 0.6rem;
  border-top: 3px solid var(--accent-ink); border-left: 3px solid var(--accent-ink);
}
.wipe-handle span::before { left: 0.28rem; transform: translateY(-50%) rotate(-45deg); }
.wipe-handle span::after { right: 0.28rem; transform: translateY(-50%) rotate(135deg); }
#wipe-range {
  position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; z-index: 4;
  opacity: 0; cursor: ew-resize;
}
.wipe-tag {
  position: absolute; top: 0.6rem; z-index: 5; margin: 0;
  background: rgba(20, 24, 20, 0.82); color: #f2f7f0;
  font-weight: 700; font-size: 1rem; padding: 0.2rem 0.8rem; border-radius: 999px;
  pointer-events: none;
}
.tag-old { left: 0.6rem; }
.tag-new { right: 0.6rem; }
.wipe-caps { display: grid; gap: 0.8rem; margin-top: 0.9rem; }
@media (min-width: 700px) { .wipe-caps { grid-template-columns: 1fr 1fr; } }
.cap-old, .cap-new { font-size: 0.93rem; }
.cap-old p, .cap-new p { margin: 0.3rem 0; }
.cap-old details, .cap-new details { font-size: 0.85rem; color: var(--muted); }
.cap-old summary, .cap-new summary { cursor: pointer; }
.state-store { display: none; }
.stack-only .state-static { margin: 1.5rem 0; }
.stack-only .state-static img { display: block; width: 100%; height: auto; border-radius: 6px; border: 1px solid var(--line); }
html.js .stack-only { display: none; }
html:not(.js) .needs-js { display: none; }
.honest { font-size: 0.9rem; color: var(--muted); }

/* ----------------------------------------------------------------- acts */
.acts { list-style: none; margin: 1rem 0; padding: 0; }
.acts > li { padding: 0.9rem 0; border-bottom: 1px solid var(--line); }
.act-date {
  display: inline-block; font-weight: 700; font-size: 1rem; color: var(--accent-ink);
  background: var(--accent); border-radius: 6px; padding: 0.1rem 0.6rem; margin: 0 0 0.3rem;
}
.acts h3 { margin: 0 0 0.25rem; font-size: 1.25rem; }
.acts p { margin: 0; }
.corr { margin: 0.5rem 0; padding-left: 1.1rem; }
.corr li { margin-bottom: 0.4rem; }
.corr li::marker { color: var(--accent); }
.figs { display: grid; gap: 1rem; margin-top: 1rem; }
@media (min-width: 700px) { .figs { grid-template-columns: 1fr 1fr; } }

/* ----------------------------------------------------------------- hunt */
.hunt { list-style: none; margin: 1rem 0; padding: 0; counter-reset: trace; }
.trace { counter-increment: trace; margin: 0.6rem 0; }
.trace label {
  display: flex; gap: 0.8rem; align-items: flex-start; cursor: pointer;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.8rem 1rem;
}
.trace input[type="checkbox"] { width: 1.3rem; height: 1.3rem; margin-top: 0.25rem; flex: none; accent-color: var(--accent); }
.trace-body { display: block; }
.trace-body strong { display: block; font-size: 1.08rem; }
.trace-body strong::before { content: counter(trace, decimal-leading-zero) " · "; color: var(--accent); }
.trace-body span { display: block; font-size: 0.95rem; color: var(--ink-soft); }
.trace-body em { display: block; font-style: normal; font-size: 0.88rem; color: var(--muted); margin-top: 0.2rem; }
.trace:has(input:checked) label { border-color: var(--good); }
.trace:has(input:checked) .trace-body strong::after { content: " ✓"; color: var(--good); }
.game-bar {
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.2rem; align-items: center;
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.7rem 1rem; margin-top: 1rem; position: sticky; bottom: 0.6rem; z-index: 10;
}
.game-bar p { margin: 0; }
#hunt-score { font-weight: 700; font-size: 1.1rem; }
#hunt-msg { font-size: 0.92rem; color: var(--ink-soft); }
.game-bar button {
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
  border-radius: 999px; padding: 0.35rem 1rem; cursor: pointer; font-size: 0.92rem;
}
.game-bar button:hover { border-color: var(--accent); }

/* ---------------------------------------------------------------- words */
.word { margin: 1.2rem 0; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.word h3 { margin: 0; font-size: 1.3rem; }
.word .work { margin: 0.1rem 0 0.5rem; color: var(--muted); font-size: 0.95rem; }
.word blockquote {
  margin: 0.5rem 0; padding: 0.6rem 1rem; font-size: 1.12rem; line-height: 1.6;
  border-left: 4px solid var(--accent); background: var(--card); border-radius: 0 8px 8px 0;
}
.word .gloss { margin: 0.4rem 0 0; }
.nodickens { font-size: 0.95rem; color: var(--ink-soft); }

/* -------------------------------------------------------------- sources */
.src-groups { display: grid; gap: 1rem; margin-top: 1rem; }
.src-groups h3 { font-size: 1.05rem; margin: 0 0 0.3rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.src-groups ul { margin: 0; padding-left: 1.1rem; }
.src-groups li { margin-bottom: 0.4rem; }
.src-groups li::marker { color: var(--accent); }
.method { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.2rem; margin-top: 1rem; }
.method p { margin: 0.4rem 0; }

/* ------------------------------------------------------------------ faq */
.faq details { border: 1px solid var(--line); border-radius: 8px; margin: 0.5rem 0; background: var(--card); }
.faq summary { cursor: pointer; padding: 0.7rem 1rem; font-weight: 700; }
.faq details p { padding: 0 1rem 0.8rem; margin: 0; }

/* --------------------------------------------------------------- figures */
figure { margin: 1.5rem 0; }
.paper { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.6rem; box-shadow: var(--shadow); }
.paper img { display: block; width: 100%; height: auto; border-radius: 6px; }
figcaption { font-size: 0.88rem; color: var(--muted); margin-top: 0.5rem; }

/* ---------------------------------------------------------------- footer */
footer { border-top: 1px solid var(--line); margin-top: 3rem; padding: 1.5rem 0 3rem; }
footer p { font-size: 0.9rem; color: var(--muted); margin: 0.3rem 0; }
.toc { columns: 2; margin: 1rem 0; padding-left: 1.2rem; }
.toc li { margin-bottom: 0.25rem; break-inside: avoid; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 0.5rem; top: 0.5rem; background: var(--card); padding: 0.5rem 1rem; z-index: 99; }
.nf main { max-width: var(--measure); margin: 0 auto; padding: 3rem 1.25rem; }