/* ================================================================
   Meet Melvin - stylesheet (taste pass 2)
   Tactical telemetry dossier: one accent (signal amber), one hazard
   red, 90-degree geometry, hairline compartmentalisation, analog
   grain, Swiss/mono metadata, serif for reading. No glows, no
   pills, no radius.
   ================================================================ */

:root {
  --bg: #0c0d10;
  --bg-soft: #111318;
  --bg-raise: #151822;
  --ink: #e8e3d9;
  --ink-2: #b8b3a6;
  --ink-faint: #7e7a70;
  --line: #262a33;
  --line-strong: #3a3f4b;
  --amber: #e8a33d;        /* the single accent */
  --amber-dim: #9c7a35;
  --red: #c8624f;          /* hazard only: stamp, invented */
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --measure: 820px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

html {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 100%;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-size: clamp(1.02rem, 0.55vw + 0.9rem, 1.16rem);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* analog grain over everything, fixed so it never repaints on scroll */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--amber); color: #16120a; }

a {
  color: var(--amber);
  text-decoration-color: color-mix(in srgb, var(--amber) 45%, transparent);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
  transition: color 200ms var(--ease), text-decoration-color 200ms var(--ease);
}
a:hover { color: #f4bc66; text-decoration-color: currentColor; }

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.skip {
  position: fixed; top: -100%; left: 1rem; z-index: 100;
  background: var(--amber); color: #16120a;
  font-family: var(--mono); font-size: 0.8rem;
  padding: 0.6rem 1rem;
  transition: transform 200ms var(--ease);
}
.skip:focus { top: 0; }

/* ---------- progress + toc ---------- */

.progress {
  position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 60;
  background: transparent; pointer-events: none;
}
.progress span {
  display: block; height: 100%; width: 100%;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.toc {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.toc .wrap {
  display: flex; gap: 1.4rem; overflow-x: auto;
  max-width: 1080px;
  padding-top: 0.7rem; padding-bottom: 0.7rem;
  scrollbar-width: none;
}
.toc .wrap::-webkit-scrollbar { display: none; }
.toc a {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none; color: var(--ink-faint);
  white-space: nowrap; padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.toc a .n { color: var(--amber-dim); margin-right: 0.45em; }
.toc a:hover { color: var(--ink); }
.toc a:active { transform: translateY(1px); }
.toc a[aria-current="true"] {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ---------- layout ---------- */

.wrap {
  max-width: var(--measure);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* wide plates break out of the reading measure */
.breakout,
.plate-wrap,
.calc,
.schematic {
  width: min(1060px, calc(100vw - 2 * var(--pad)));
  margin-inline: calc(50% - min(530px, calc((100vw - 2 * var(--pad)) / 2)));
}

section.chapter {
  padding-block: clamp(4rem, 8vw, 6.5rem) 0;
  scroll-margin-top: 70px;
}

section.chapter + section.chapter {
  margin-top: clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--line);
}

/* ---------- headings ---------- */

h1, h2, h3, h4, h5 {
  font-family: var(--sans);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ink);
  max-width: 30ch;
  text-wrap: balance;
}

.chapter-head { margin-bottom: 1.6rem; }
.chnum {
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.22em;
  color: var(--amber); margin: 0 0 0.6rem;
}
.chapter-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  margin: 0;
}
.subhead {
  margin-top: clamp(2.5rem, 6vw, 3.5rem);
  margin-bottom: 0.8rem;
  font-size: 1.25rem;
}

p { margin: 0 0 1.15em; max-width: 66ch; text-wrap: pretty; }
.intro { color: var(--ink-2); max-width: 64ch; }
.fineprint {
  color: var(--ink-faint); font-size: 0.85rem; max-width: 72ch;
  font-family: var(--sans);
}

/* ---------- masthead ---------- */

.masthead {
  padding-top: clamp(3.25rem, 8vw, 6rem);
  padding-bottom: clamp(2.75rem, 6vw, 4.25rem);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(to bottom, transparent 55%, var(--bg) 100%),
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--line) 55%, transparent) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--line) 55%, transparent) 0 1px, transparent 1px 48px),
    radial-gradient(900px 380px at 78% -12%, rgba(232, 163, 61, 0.05), transparent 65%),
    var(--bg);
}
.kicker {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 1.5rem;
}
.masthead h1 {
  font-size: clamp(2.7rem, 7.5vw, 4.4rem);
  letter-spacing: -0.035em;
  line-height: 0.98;
  margin: 0 0 0.6rem;
  max-width: none;
}
.standfirst {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--ink-2); max-width: 34ch; margin-bottom: 1.6rem;
}
.lede { max-width: 60ch; color: var(--ink-2); }
.lede a { color: var(--ink); }

.stamp {
  display: inline-block;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--red);
  border: 1px solid color-mix(in srgb, var(--red) 55%, transparent);
  padding: 0.4em 0.8em;
  transform: rotate(-1.2deg);
  margin: 0.4rem 0 1.9rem;
}

/* hairline grid: 1px gaps do the dividing, cells carry the surface */
.mastmeta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 2.2rem 0 0;
}
.mastmeta div { margin: 0; background: var(--bg); padding: 1rem 1.1rem 1.1rem; }
.mastmeta dt {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.3rem;
}
.mastmeta dd {
  margin: 0; font-family: var(--sans); font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

/* ---------- margin note ---------- */

.margin-note {
  border-left: 2px solid var(--amber-dim);
  padding: 0.2rem 0 0.2rem 1.1rem;
  margin: 2.2rem 0 0;
  color: var(--ink-faint);
  font-style: italic;
  font-size: 0.95rem;
  max-width: 46ch;
}
.margin-note p { margin: 0; max-width: none; }

/* ---------- receipts ---------- */

.receipts { list-style: none; margin: 2.2rem 0 0; padding: 0; counter-reset: rec; }
.receipt {
  position: relative;
  border-top: 1px solid var(--line);
  padding: 1.7rem 0 1.3rem 0;
}
.receipt:last-child { border-bottom: 1px solid var(--line); }
.receipt .when {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 0.7rem;
}
.receipt h3 { font-size: 1.3rem; margin: 0 0 0.7rem; }
.receipt .why {
  border-left: 2px solid var(--line-strong);
  padding-left: 1rem; color: var(--ink-2);
}
.receipt .why span {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--amber-dim); margin-right: 0.5em;
}
.receipt .src {
  font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint);
  margin-bottom: 0;
}
.receipt .src a { color: var(--ink-faint); text-decoration-color: var(--line-strong); }
.receipt .src a:hover { color: var(--amber); }

/* stagger the receipt reveals */
.receipts .reveal:nth-child(2) { transition-delay: 60ms; }
.receipts .reveal:nth-child(3) { transition-delay: 120ms; }
.receipts .reveal:nth-child(4) { transition-delay: 180ms; }

/* ---------- cast ---------- */

.cast { margin: 2rem 0 0; }
.cast-item {
  border-top: 1px solid var(--line);
  padding: 1.3rem 0;
  display: grid;
  grid-template-columns: minmax(180px, 260px) 1fr;
  gap: 0.4rem 2rem;
}
.cast-item:last-child { border-bottom: 1px solid var(--line); }
.cast dt {
  font-family: var(--mono); font-size: 0.82rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink);
}
.cast dt .alias {
  display: block; text-transform: none; letter-spacing: 0;
  color: var(--ink-faint); font-size: 0.72rem; margin-top: 0.35rem;
  font-family: var(--sans);
}
.cast dd { margin: 0; color: var(--ink-2); max-width: 60ch; }

@media (max-width: 640px) {
  .cast-item { grid-template-columns: 1fr; }
}

/* ---------- schematic ---------- */

.schematic { margin-block: 2.5rem 1rem; position: relative; }
.schematic svg { width: 100%; height: auto; display: block; }
.schematic .box { fill: none; stroke: var(--line-strong); stroke-width: 1; }
.schematic .box-primary { stroke: var(--amber); }
.schematic .box-ghost { stroke-dasharray: 4 4; }
.schematic .box-lib { stroke: var(--amber-dim); }
.schematic .wire { stroke: var(--line-strong); stroke-width: 1; }
.schematic .wire.dashed { stroke-dasharray: 3 3; }
.schematic .fg {
  fill: var(--ink-2);
  font-family: var(--mono); font-size: 12px;
  text-anchor: middle;
}
.schematic .fg-title { fill: var(--ink); letter-spacing: 0.12em; font-size: 12.5px; }
.schematic .fg-dim { fill: var(--ink-faint); font-size: 11px; }
.schematic marker path { fill: var(--line-strong); }
.schematic figcaption {
  color: var(--ink-faint); font-size: 0.85rem; font-family: var(--sans);
  max-width: 62ch; margin: 0.9rem auto 0; text-align: center;
}
/* registration crosses at the corners */
.schematic::before,
.schematic::after {
  content: "+";
  position: absolute;
  font-family: var(--mono); font-size: 12px;
  color: var(--line-strong);
  line-height: 1;
}
.schematic::before { top: 0; left: 0; }
.schematic::after { bottom: 2rem; right: 0; }

/* ---------- timeline ---------- */

.phase { margin-top: clamp(3.25rem, 7vw, 5rem); }
.phase-head {
  position: relative;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 2rem 1.5rem 1.5rem;
  margin-bottom: 2rem;
}
.phase .dayrange {
  position: absolute;
  top: 0; left: 1.4rem;
  transform: translateY(-50%);
  background: var(--bg);
  padding: 0 0.6em;
  margin: 0;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--amber);
}
.phase-head h3 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin: 0 0 0.5rem; }
.phase-sub { color: var(--ink-faint); margin: 0; max-width: 62ch; font-style: italic; }

.beat {
  display: grid;
  grid-template-columns: 92px 1fr;
  column-gap: 1.6rem;
  border-left: 1px solid var(--line);
  margin-left: 0.4rem;
  padding: 0 0 2.2rem 1.6rem;
  position: relative;
}
.beat::before {
  content: "";
  position: absolute; left: -3.5px; top: 0.55em;
  width: 6px; height: 6px;
  background: var(--bg); border: 1px solid var(--amber-dim);
}
.beat .day {
  font-family: var(--mono); font-size: 0.8rem; color: var(--amber);
  letter-spacing: 0.06em; margin: 0.35em 0 0;
  font-variant-numeric: tabular-nums;
}
.beat > :not(.day) { grid-column: 2; }
.beat h4 {
  font-size: 1.12rem; margin: 0 0 0.5rem;
}
.beat p { margin-bottom: 0.9em; max-width: 64ch; color: var(--ink-2); }
.beat p:last-child { margin-bottom: 0; }

@media (max-width: 640px) {
  .beat { grid-template-columns: 1fr; padding-left: 1.2rem; }
  .beat > :not(.day) { grid-column: 1; }
  .beat .day { margin-top: 0; }
}

.tag {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--amber);
  border: 1px solid var(--amber-dim);
  padding: 0.1em 0.45em; white-space: nowrap;
}

/* ---------- artifact details ---------- */

.artifact {
  grid-column: 2;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  margin-top: 0.4rem;
  max-width: 64ch;
}
@media (max-width: 640px) { .artifact { grid-column: 1; } }
.artifact summary {
  cursor: pointer;
  font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-faint);
  padding: 0.7rem 1rem;
  list-style: none;
  transition: color 200ms var(--ease), transform 120ms var(--ease);
}
.artifact summary::-webkit-details-marker { display: none; }
.artifact summary::before { content: "+ "; color: var(--amber); }
.artifact[open] summary::before { content: "\2212 "; }
.artifact summary:hover { color: var(--ink-2); }
.artifact summary:active { transform: translateY(1px); }
.artifact pre {
  margin: 0; padding: 0 1rem 1rem;
  overflow-x: auto;
  font-family: var(--mono); font-size: 0.78rem; line-height: 1.6;
  color: var(--ink-2);
}

/* ---------- branches ---------- */

.branches { list-style: none; margin: 1.6rem 0 0; padding: 0; }
.branches li {
  border: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 1.2rem 1.4rem 1rem;
  margin-bottom: 1rem;
}
.branches h5 {
  font-size: 1.05rem; margin: 0 0 0.6rem;
}
.branches .odds {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--amber);
  border: 1px solid var(--amber-dim);
  padding: 0.12em 0.5em; margin-left: 0.6em; vertical-align: 2px;
  white-space: nowrap;
}
.branches p { color: var(--ink-2); margin-bottom: 0.7em; }
.branches .tell { margin-bottom: 0; font-size: 0.95rem; }
.branches .tell span {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--amber-dim); margin-right: 0.5em;
}

/* ---------- calculator ---------- */

.calc {
  position: relative;
  border: 1px solid var(--line-strong);
  background: var(--bg-soft);
  padding: clamp(1.2rem, 3vw, 2rem);
  margin-top: 2.2rem;
  margin-bottom: 2.6rem;
}
.calc::before,
.calc::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  pointer-events: none;
}
.calc::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--amber);
  border-left: 2px solid var(--amber);
}
.calc::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--amber);
  border-right: 2px solid var(--amber);
}
.calc-title { margin: 0 0 0.4rem; font-size: 1.3rem; }
.calc-sub { color: var(--ink-faint); font-size: 0.92rem; max-width: 70ch; }

.calc-grid {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: 2rem;
  margin-top: 1.4rem;
}
@media (max-width: 780px) { .calc-grid { grid-template-columns: 1fr; } }

.calc-controls label {
  display: block;
  font-family: var(--sans); font-size: 0.88rem;
  color: var(--ink-2);
  margin-bottom: 1.3rem;
}
.calc-controls label > span {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 1rem; margin-bottom: 0.5rem;
}
.calc-controls output {
  font-family: var(--mono); color: var(--amber); font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}
.calc-controls input[type="range"] {
  width: 100%;
  accent-color: var(--amber);
  background: transparent;
}
.calc-note {
  font-family: var(--sans); font-size: 0.78rem; color: var(--ink-faint);
  max-width: 40ch; margin: 0;
}
.calc-chart svg { width: 100%; height: auto; display: block; }
.chart-desc {
  font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint);
  margin: 0.6rem 0 0;
}

/* chart internals (styled here, drawn by app.js) */
.chart-grid { stroke: var(--line); stroke-width: 1; }
.chart-axis {
  fill: var(--ink-faint); font-family: var(--mono); font-size: 11px;
}
.chart-line { fill: none; stroke: var(--amber); stroke-width: 2; }
.chart-area { fill: url(#chartfill); }
.chart-marker { stroke: var(--line-strong); stroke-dasharray: 3 3; }
.chart-marker-label {
  fill: var(--ink-faint); font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* 1px-gap hairline grid */
.calc-readout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  margin: 1.6rem 0 0;
}
.calc-readout div { margin: 0; background: var(--bg-soft); padding: 0.9rem 1rem 1rem; }
.calc-readout dt {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-faint); margin-bottom: 0.3rem;
}
.calc-readout dd {
  margin: 0; font-family: var(--mono); font-size: 1.05rem; color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ---------- plates (tables) ---------- */

.plate-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  margin-block: 1rem 2rem;
}
table.plate {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
  font-family: var(--sans);
  font-size: 0.86rem;
}
.plate th {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-faint);
  text-align: left; font-weight: 500;
  padding: 0.9rem 1rem 0.6rem;
  border-bottom: 1px solid var(--line-strong);
}
.plate td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
  vertical-align: top;
  font-variant-numeric: tabular-nums;
}
.plate tr:last-child td { border-bottom: none; }
.plate td:first-child { color: var(--ink); }

/* one accent, graded by fill and border; red is hazard only */
.status {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.12em 0.5em; white-space: nowrap;
}
.status.documented { color: #16120a; background: var(--amber); }
.status.computed { color: var(--amber); border: 1px solid var(--amber-dim); }
.status.assumed { color: var(--ink-faint); border: 1px dotted var(--line-strong); }
.status.invented { color: var(--red); border: 1px dotted color-mix(in srgb, var(--red) 65%, transparent); }

/* ---------- defense moves ---------- */

.moves { list-style: none; margin: 2.2rem 0 0; padding: 0; counter-reset: mv; }
.moves li {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 1.1rem;
  counter-increment: mv;
  position: relative;
  padding-left: 3.2rem;
}
.moves li:last-child { border-bottom: 1px solid var(--line); }
.moves li::before {
  content: counter(mv, decimal-leading-zero);
  position: absolute; left: 0; top: 1.65rem;
  font-family: var(--mono); font-size: 0.8rem; color: var(--amber);
}
.moves h3 { font-size: 1.08rem; margin: 0 0 0.5rem; }
.moves p { color: var(--ink-2); margin-bottom: 0.5em; }

.callout {
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  background: var(--bg-soft);
  padding: clamp(1.2rem, 3vw, 1.8rem);
  margin-top: 2.8rem;
}
.callout h3 { margin-top: 0; font-size: 1.15rem; }
.callout ul { list-style: none; padding: 0; margin: 0 0 0.8rem; }
.callout li {
  padding: 0.45rem 0 0.45rem 1.4rem;
  position: relative;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line);
}
.callout li::before {
  content: ">";
  position: absolute; left: 0.2rem;
  font-family: var(--mono); color: var(--amber);
}
.callout p { margin-bottom: 0; color: var(--ink-2); }

/* ---------- limits ---------- */

.limits { margin-top: 2rem; }
.limits article {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 0.9rem;
}
.limits article:last-child { border-bottom: 1px solid var(--line); }
.limits h3 { font-size: 1.15rem; margin: 0 0 0.5rem; }
.limits p { color: var(--ink-2); }

/* ---------- closer + sources ---------- */

.closer {
  margin: clamp(3rem, 7vw, 4rem) 0 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding: 2.2rem 0 1.8rem;
}
.closer p {
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  font-style: italic;
  line-height: 1.5;
  color: var(--ink);
  max-width: 34ch;
}
.closer footer {
  font-family: var(--mono); font-size: 0.75rem; color: var(--ink-faint);
  letter-spacing: 0.06em; margin-top: 1rem;
}

.srclist { padding-left: 1.4rem; margin: 2rem 0 0; }
.srclist li { margin-bottom: 0.8rem; color: var(--ink-2); max-width: 70ch; }
.srclist a { color: var(--ink); text-decoration-color: var(--amber-dim); }
.srclist a:hover { color: var(--amber); }

.colophon {
  font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint);
  margin-top: 2.5rem;
}

/* ---------- 404 ---------- */

.notfound { padding-top: 16vh; }
.notfound .intro { margin-top: 1rem; }

/* ---------- footer ---------- */

.foot {
  border-top: 1px solid var(--line);
  margin-top: clamp(3rem, 8vw, 5rem);
  padding: 2rem 0 3rem;
}
.foot .fineprint { max-width: 80ch; }

/* ---------- reveal ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 550ms var(--ease), transform 550ms var(--ease);
}
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .receipts .reveal:nth-child(n) { transition-delay: 0s; }
}

/* ---------- print ---------- */

@media print {
  .toc, .progress, .skip, body::after { display: none; }
  :root { --bg: #fff; --ink: #111; --ink-2: #333; --ink-faint: #555; --line: #ccc; --bg-soft: #fafafa; }
  html, body { background: #fff; color: #111; }
  .stamp { color: #900; }
}