/* Paper Archive: dark scrapbook, serif display, mono labels, hand-written captions. */
:root {
  --bg: #0d0c0b;
  --bg-2: #161412;
  --bg-3: #1e1b18;
  --text: #ece6d8;
  --muted: #a0998b;
  --line: rgba(236, 230, 216, 0.16);
  --line-2: rgba(236, 230, 216, 0.32);
  --paper: #f3ecdd;
  --paper-2: #e9dfca;
  --ink: #1b1a18;
  --muted-ink: #8d8474;
  --red: #e0402a;
  --cherry: #b3141c;
  --pink: #f5b3cd;
  --pink-2: #e9779e;
  --yellow: #e4c867;
  --blue: #7ea3e6;
  --orange: #ef8a5a;
  --green: #4f9a3a;
  --display: "Instrument Serif", "Times New Roman", serif;
  --body: "Newsreader", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --hand: "Caveat", "Bradley Hand", cursive;
  --poster: "Anton", Impact, sans-serif;
  --shadow: 0 18px 30px -12px rgba(0, 0, 0, 0.7), 0 4px 8px rgba(0, 0, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 18px/1.62 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
:focus-visible { outline: 2px solid var(--pink); outline-offset: 3px; }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 40;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px clamp(16px, 4vw, 48px);
  background: linear-gradient(var(--bg) 60%, rgba(13, 12, 11, 0));
  font-family: var(--body); font-size: 15px; letter-spacing: 0.06em; text-transform: uppercase;
}
.nav a, .nav button { text-decoration: none; opacity: 0.86; white-space: nowrap; }
.nav a:hover, .nav button:hover { opacity: 1; color: var(--pink); }
.nav .kbd { font-family: var(--mono); font-size: 11px; border: 1px solid var(--line-2); padding: 1px 6px; margin-left: 6px; }
.nav.over { position: absolute; left: 0; right: 0; background: none; }
.progress { position: fixed; top: 0; left: 0; height: 2px; background: var(--red); width: 0; z-index: 60; }

.box-btn {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--line-2); padding: 6px 10px; line-height: 1; display: inline-flex; gap: 6px; align-items: center;
  text-decoration: none; color: var(--text); background: transparent;
}
.box-btn:hover { border-color: var(--text); }
.box-btn.on { background: var(--text); color: var(--bg); border-color: var(--text); }
.chip {
  display: inline-block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase;
  border: 1px solid currentColor; border-radius: 999px; padding: 3px 9px; text-decoration: none; line-height: 1.3;
}
.btn-mini { font-family: var(--mono); font-size: 11.5px; text-decoration: underline; text-underline-offset: 3px; letter-spacing: 0.03em; }

/* ---------- HOME: collage hero ---------- */
.hero { position: relative; height: max(680px, min(100vh, 940px)); overflow: hidden; }
.hero-title {
  position: absolute; left: 50%; top: 47%; transform: translate(-50%, -50%); z-index: 20; pointer-events: none;
  font: 400 clamp(84px, 13vw, 200px)/0.78 var(--display); letter-spacing: -0.02em; text-align: center; margin: 0;
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.55);
}
.hero-title span { display: block; }
.hero-title span:first-child { transform: translateX(-0.35em); }
.hero-title span:last-child { transform: translateX(0.2em); }
.hero-sub {
  position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%); z-index: 20; text-align: center;
  color: var(--muted); max-width: 520px; width: calc(100% - 32px); font-size: 16px;
}
.hero-sub .box-btn { margin-top: 12px; }

.scrap {
  position: absolute; z-index: 5; user-select: none; cursor: grab;
  transform: translate(var(--dx, 0px), var(--dy, 0px)) rotate(var(--r, 0deg));
  transition: filter 0.2s;
  filter: drop-shadow(0 14px 16px rgba(0, 0, 0, 0.55));
}
.scrap:hover { z-index: 15; }
.scrap.dragging { cursor: grabbing; z-index: 30; filter: drop-shadow(0 26px 26px rgba(0, 0, 0, 0.7)); }

.beads { display: flex; gap: 5px; }
.bead {
  width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center;
  background: radial-gradient(circle at 35% 30%, #fff, #e7e2d8 70%, #c9c2b4);
  color: var(--ink); font: 700 16px/1 var(--mono);
}
.bead.pink { background: radial-gradient(circle at 35% 30%, #ffe4ef, var(--pink) 70%, #d98fb0); }
.bead.sym { font-size: 14px; }

.sticky {
  width: 190px; height: 180px; padding: 20px 18px; background: var(--yellow); color: var(--ink);
  font: 600 25px/1.05 var(--hand);
  background-image: linear-gradient(170deg, rgba(255, 255, 255, 0.25), transparent 40%);
}
.sticky small { display: block; margin-top: 10px; font: 500 11px/1.3 var(--mono); letter-spacing: 0.04em; text-transform: uppercase; opacity: 0.75; }

.envelope { width: 210px; height: 138px; position: relative; }
.envelope .letter {
  position: absolute; left: 24px; top: -42px; width: 160px; height: 120px; background: #fbf8f1; transform: rotate(-6deg);
  padding: 12px; font: 500 20px/1.05 var(--hand); color: var(--ink);
}
.envelope .body { position: absolute; inset: 0; background: var(--pink); clip-path: polygon(0 0, 50% 55%, 100% 0, 100% 100%, 0 100%); }
.envelope .flap { position: absolute; inset: 0; background: #f7c3d8; clip-path: polygon(0 100%, 50% 45%, 100% 100%); }

.record {
  width: 250px; height: 250px; border-radius: 50%;
  background:
    radial-gradient(circle, var(--pink-2) 0 17%, #111 17.5% 19%, transparent 19.5%),
    repeating-radial-gradient(circle, #111 0 2px, #1c1c1c 2px 3px);
  box-shadow: inset 0 0 0 2px #000;
}
.record::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), transparent 45%); }

.sleeve {
  width: 230px; height: 280px; background: var(--pink); color: var(--cherry); padding: 14px 12px; overflow: hidden; text-decoration: none; display: block;
}
.sleeve .stack { font: 400 38px/0.86 var(--poster); text-transform: uppercase; letter-spacing: -0.01em; }
.sleeve .stack span { display: block; }
.sleeve .stack span:nth-child(2n) { -webkit-text-stroke: 1.4px var(--cherry); color: transparent; }
.sleeve .meta { position: absolute; left: 12px; bottom: 12px; font: 500 10px/1.3 var(--mono); color: var(--ink); text-transform: uppercase; }
.sleeve .barcode { position: absolute; right: 12px; bottom: 12px; width: 70px; height: 34px; background: repeating-linear-gradient(90deg, #111 0 2px, #fff 2px 3px, #111 3px 4px, #fff 4px 7px); border: 3px solid #fff; }
.sleeve .play { position: absolute; right: 10px; top: 10px; background: var(--ink); color: var(--pink); font: 500 10px/1 var(--mono); padding: 6px 8px; letter-spacing: 0.08em; }

.ticket {
  width: 230px; padding: 12px 16px; background: #fbf4e6; color: var(--ink); font: 500 11px/1.35 var(--mono); text-transform: uppercase;
  -webkit-mask: radial-gradient(circle at 0 50%, transparent 8px, #000 8.5px) left / 51% 100% no-repeat, radial-gradient(circle at 100% 50%, transparent 8px, #000 8.5px) right / 51% 100% no-repeat;
          mask: radial-gradient(circle at 0 50%, transparent 8px, #000 8.5px) left / 51% 100% no-repeat, radial-gradient(circle at 100% 50%, transparent 8px, #000 8.5px) right / 51% 100% no-repeat;
}
.ticket .top { background: var(--orange); color: #fff; margin: -12px -16px 8px; padding: 6px 16px; display: flex; justify-content: space-between; }
.ticket .big { font: 400 26px/1 var(--display); text-transform: none; margin: 4px 0; }
.ticket.salmon { background: #f6a98f; width: 200px; }
.ticket.salmon .big { font: 400 34px/1 var(--poster); color: var(--cherry); }

.polaroid { background: #f7f3ea; padding: 12px 12px 40px; width: 220px; color: var(--ink); position: relative; }
.polaroid .photo { background: #efe7d6; aspect-ratio: 4 / 3; overflow: hidden; }
.polaroid .cap { position: absolute; left: 14px; right: 14px; bottom: 8px; font: 600 22px/1 var(--hand); color: #2b3f8f; }
.tag { background: #fff; color: var(--ink); font: 500 11px/1 var(--mono); padding: 6px 8px; border: 1px solid #ccc; }

.crossword { display: grid; grid-template-columns: repeat(8, 22px); grid-auto-rows: 22px; gap: 1px; background: #2a2622; padding: 1px; }
.crossword span { background: #f1e3c6; color: var(--ink); font: 700 12px/22px var(--mono); text-align: center; }
.crossword span.x { background: #2a2622; }

/* ---------- HOME: shelf (VHS carousel) ---------- */
.section { padding: clamp(56px, 8vw, 110px) clamp(16px, 4vw, 48px); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; flex-wrap: wrap; margin-bottom: 28px; }
.section-title { font: 400 clamp(56px, 8vw, 104px)/0.85 var(--display); margin: 0; letter-spacing: -0.015em; }
.section-lede { color: var(--muted); max-width: 380px; font-size: 15px; line-height: 1.5; margin: 0; }

.shelf { border: 1px solid var(--line); background: #111010; padding: 18px clamp(12px, 3vw, 28px) 20px; }
.shelf-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.shelf-filters { display: flex; gap: 0; flex-wrap: wrap; }
.shelf-filters .box-btn { margin-left: -1px; }
.shelf-track {
  display: flex; align-items: center; justify-content: safe center; gap: 10px; height: 380px; margin: 26px 0 8px; overflow: hidden;
  -webkit-mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.spine {
  flex: 0 0 auto; width: 54px; height: 300px; position: relative; overflow: hidden; border-radius: 2px;
  display: flex; align-items: center; justify-content: center; transition: transform 0.35s, opacity 0.35s;
  box-shadow: inset -6px 0 10px rgba(0, 0, 0, 0.35), inset 3px 0 0 rgba(255, 255, 255, 0.08);
}
.spine::before { content: ""; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 4px), radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.12), transparent 60%); mix-blend-mode: screen; }
.spine .t { writing-mode: vertical-rl; transform: rotate(180deg); font: 400 22px/1 var(--display); letter-spacing: 0.02em; white-space: nowrap; }
.spine .m { position: absolute; top: 8px; left: 0; right: 0; text-align: center; font: 600 8px/1 var(--mono); letter-spacing: 0.06em; }
.spine .b { position: absolute; bottom: 10px; left: 0; right: 0; text-align: center; font: 700 9px/1 var(--mono); }
.spine:hover { transform: translateY(-8px); }
.spine.blank .t { font-family: var(--mono); font-size: 12px; letter-spacing: 0.3em; opacity: 0.8; }

.cover { flex: 0 0 auto; width: 214px; height: 312px; position: relative; margin: 0 22px; }
.cover .layer { position: absolute; inset: 0; border-radius: 3px; }
.cover .layer.l2 { background: #262320; transform: translate(26px, 4px); }
.cover .layer.l1 { background: #6c1511; transform: translate(13px, 2px); }
.cover .front {
  position: absolute; inset: 0; border-radius: 3px; overflow: hidden; padding: 16px 14px; text-decoration: none; display: flex; flex-direction: column;
  box-shadow: var(--shadow);
}
.cover .front::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 35%), repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.05) 0 1px, transparent 1px 3px); pointer-events: none; }
.cover .who { font: 500 10px/1.3 var(--mono); text-transform: uppercase; letter-spacing: 0.08em; }
.cover .ttl { font: 400 30px/0.92 var(--poster); text-transform: uppercase; margin-top: auto; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }
.cover .art { margin: 10px -14px 8px; background: #efe7d6; height: 132px; } .cover .art svg { height: 100%; margin: 0 auto; }
.cover .front.blank { width: 100%; font: inherit; cursor: pointer; background: #1c1a18; border: 1px dashed var(--line-2); align-items: center; justify-content: center; text-align: center; color: var(--muted); }
.cover .front.blank .ttl { font: 400 34px/1 var(--display); text-transform: none; margin: 0; color: var(--text); }

.shelf-caption { text-align: center; min-height: 90px; }
.shelf-caption h3 { font: 400 30px/1.1 var(--display); margin: 0; }
.shelf-caption .red { color: var(--red); font: 500 11px/1.8 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.shelf-caption .yr { font: 500 11px/1.4 var(--mono); color: var(--muted); }
.shelf-nav { display: flex; justify-content: space-between; align-items: center; margin-top: -60px; pointer-events: none; }
.shelf-nav button { pointer-events: auto; font-size: 22px; width: 44px; height: 44px; opacity: 0.8; }
.shelf-nav button:hover { opacity: 1; color: var(--pink); }
.shelf-foot { display: flex; justify-content: space-between; margin-top: 26px; color: var(--muted); }

/* ---------- HOME: how it works (polaroid wall) ---------- */
.locals { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: start; }
.locals-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 44px 34px; }
.locals-grid figure { margin: 0; text-align: center; }
.locals-grid .polaroid { width: 100%; margin: 0 auto; }
.locals-grid figure:nth-child(odd) .polaroid { transform: rotate(-1.6deg); }
.locals-grid figure:nth-child(even) .polaroid { transform: rotate(1.3deg) translateY(18px); }
.locals-grid figcaption { margin-top: 14px; font: 400 17px/1.2 var(--body); }
.locals-grid figcaption small { display: block; font-size: 14px; color: var(--muted); }
.locals-grid figure:nth-child(even) figcaption { margin-top: 32px; }

.add-steps { counter-reset: s; list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; max-width: 760px; }
.add-steps li { counter-increment: s; border: 1px solid var(--line); padding: 14px 16px 14px 56px; position: relative; font-size: 16px; }
.add-steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 16px; top: 14px; font: 500 12px/1.9 var(--mono); color: var(--red); }
.add-steps code { font-family: var(--mono); font-size: 13px; background: var(--bg-3); padding: 1px 6px; }

.foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 26px clamp(16px, 4vw, 48px) 40px; border-top: 1px solid var(--line); color: var(--muted); }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--text); }

/* ---------- PAPER page ---------- */
.p-hero { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 40px; padding: 30px clamp(16px, 4vw, 48px) 60px; align-items: center; }
.p-kicker { color: var(--red); }
.p-title { font: 400 clamp(64px, 9vw, 138px)/0.84 var(--display); margin: 14px 0 18px; letter-spacing: -0.02em; }
.p-sub { font: italic 400 22px/1.3 var(--body); color: var(--muted); margin: 0 0 22px; max-width: 34ch; }
.p-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.p-meta a { text-decoration: none; }
.p-scraps { position: relative; height: 420px; }
.p-scraps .sticky { position: absolute; left: 4%; top: 6%; z-index: 2; width: 280px; height: auto; min-height: 230px; font-size: 21px; --r: -3deg; transform: rotate(var(--r)); }
.p-scraps .ticket { position: absolute; right: 2%; top: 0; --r: 5deg; transform: rotate(var(--r)); }
.p-scraps .polaroid { position: absolute; right: 6%; bottom: 0; --r: 4deg; transform: rotate(var(--r)); width: 230px; }

.how-to {
  margin: 0 clamp(16px, 4vw, 48px) 10px; border: 1px dashed var(--line-2); padding: 12px 16px;
  display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center; justify-content: space-between; color: var(--muted); font-size: 15px;
}
.how-to b { color: var(--text); font-weight: 500; }
.how-to .term-demo { border-bottom: 1.5px dashed var(--pink); color: var(--text); }
.switch { display: inline-flex; gap: 10px; align-items: center; cursor: pointer; font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); }
.switch input { appearance: none; width: 34px; height: 18px; border: 1px solid var(--line-2); border-radius: 999px; position: relative; margin: 0; cursor: pointer; }
.switch input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 12px; height: 12px; border-radius: 50%; background: var(--muted); transition: 0.2s; }
.switch input:checked { background: var(--pink-2); border-color: var(--pink-2); }
.switch input:checked::after { left: 18px; background: #fff; }

.reader { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: clamp(20px, 4vw, 56px); padding: 30px clamp(16px, 4vw, 48px) 40px; }
.stubs { position: sticky; top: 84px; align-self: start; display: grid; gap: 8px; }
.stub {
  display: grid; grid-template-columns: 30px 1fr; gap: 6px; align-items: center; text-decoration: none;
  background: var(--bg-2); border: 1px solid var(--line); padding: 8px 10px; font-size: 14px; line-height: 1.2;
  -webkit-mask: radial-gradient(circle at 36px 0, transparent 5px, #000 5.5px) top / 100% 51% no-repeat, radial-gradient(circle at 36px 100%, transparent 5px, #000 5.5px) bottom / 100% 51% no-repeat;
          mask: radial-gradient(circle at 36px 0, transparent 5px, #000 5.5px) top / 100% 51% no-repeat, radial-gradient(circle at 36px 100%, transparent 5px, #000 5.5px) bottom / 100% 51% no-repeat;
  transition: background 0.2s, color 0.2s;
}
.stub b { font: 500 11px/1 var(--mono); color: var(--muted); }
.stub:hover { border-color: var(--line-2); }
.stub.on { background: var(--orange); color: var(--ink); border-color: var(--orange); }
.stub.on b { color: var(--ink); }
.stub.extra { background: transparent; }

.chapter { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 26px clamp(28px, 4vw, 56px); padding: 40px 0 70px; border-top: 1px solid var(--line); }
.chapter:first-child { border-top: 0; padding-top: 0; }
.ch-head { grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr; gap: 6px 22px; align-items: end; }
.ch-num { font: 400 clamp(90px, 12vw, 150px)/0.72 var(--display); color: transparent; -webkit-text-stroke: 1.2px var(--line-2); grid-row: span 2; }
.ch-meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; color: var(--muted); }
.ch-meta .chip { color: var(--pink); }
.ch-title { font: 400 clamp(40px, 5vw, 64px)/0.95 var(--display); margin: 0; }
.prose p { margin: 0 0 1.05em; max-width: 64ch; }
.prose p:first-child::first-letter { font: 400 3.4em/0.8 var(--display); float: left; margin: 0.08em 0.1em 0 0; color: var(--pink); }
.prose strong { font-weight: 600; color: #fff; }

.term { border-bottom: 1.5px dashed var(--pink); cursor: help; transition: background 0.15s; border-radius: 2px; }
.term:hover, .term:focus-visible { background: rgba(245, 179, 205, 0.16); outline: none; }
body.clean .term { border-bottom-color: transparent; }
body.clean .term:hover { border-bottom-color: var(--pink); }

.ch-side { display: grid; gap: 34px; align-content: start; }
.ch-side .polaroid { width: 100%; transform: rotate(var(--r, 2deg)); }
.analogy { background: var(--yellow); color: var(--ink); padding: 18px 18px 20px; transform: rotate(var(--r, -1.5deg)); box-shadow: var(--shadow); position: relative; }
.analogy::before { content: ""; position: absolute; top: -12px; left: 50%; width: 84px; height: 24px; transform: translateX(-50%) rotate(-3deg); background: rgba(236, 230, 216, 0.55); }
.analogy .lbl { font: 500 10.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.7; }
.analogy h4 { font: 700 30px/1 var(--hand); margin: 8px 0 8px; }
.analogy p { margin: 0; font-size: 16px; line-height: 1.5; }
.analogy.pink { background: var(--pink); }
.analogy.blue { background: var(--blue); }

.ch-main { display: grid; gap: 28px; align-content: start; min-width: 0; }
.quote {
  background: var(--paper); color: var(--ink); padding: 18px 22px 16px; position: relative; max-width: 64ch;
  font: 400 italic 19px/1.45 var(--body);
  clip-path: polygon(0 4%, 3% 0, 8% 3%, 14% 0, 21% 2%, 30% 0, 38% 3%, 47% 0, 55% 2%, 64% 0, 72% 3%, 80% 0, 88% 2%, 95% 0, 100% 3%, 100% 96%, 96% 100%, 89% 97%, 80% 100%, 71% 97%, 62% 100%, 52% 98%, 43% 100%, 34% 97%, 25% 100%, 16% 97%, 8% 100%, 0 97%);
}
.quote cite { display: block; margin-top: 8px; font: normal 500 11px/1.3 var(--mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted-ink); }
.receipt { background: #fbf8f1; color: var(--ink); padding: 18px 20px 26px; max-width: 520px; font: 400 14px/1.5 var(--mono); position: relative;
  -webkit-mask: linear-gradient(#000, #000) top / 100% calc(100% - 10px) no-repeat, conic-gradient(from 135deg at 50% 0, #000 90deg, transparent 0) bottom / 14px 10px repeat-x;
          mask: linear-gradient(#000, #000) top / 100% calc(100% - 10px) no-repeat, conic-gradient(from 135deg at 50% 0, #000 90deg, transparent 0) bottom / 14px 10px repeat-x; }
.receipt h5 { margin: 0 0 8px; font: 700 12px/1 var(--mono); letter-spacing: 0.14em; text-align: center; border-bottom: 1px dashed #999; padding-bottom: 10px; }
.receipt ol { margin: 0; padding-left: 22px; display: grid; gap: 6px; }
.receipt .words { border-top: 1px dashed #999; margin-top: 12px; padding-top: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.receipt .words .term { border-bottom: 0; background: var(--paper-2); padding: 2px 8px; border-radius: 999px; font-size: 12px; }
.receipt .words .term:hover { background: var(--pink); }

/* doodles */
.doodle { width: 100%; height: auto; }
.doodle .ink { fill: none; stroke: var(--ink); stroke-width: 2.3; stroke-linecap: round; stroke-linejoin: round; }
.doodle .fill-ink { fill: var(--ink); }
.doodle .hand { font: 600 19px/1 var(--hand); fill: var(--ink); }
.doodle .hand.red { fill: var(--red); }
.doodle .hand.big { font-size: 34px; }
.doodle .cell { fill: #fbf8f1; stroke: var(--ink); stroke-width: 1; }
.doodle .cell.on { fill: var(--ink); }
.doodle .cell.lit { fill: var(--yellow); }
.doodle .win { fill: rgba(224, 64, 42, 0.12); stroke: var(--red); stroke-width: 3; }

/* glossary + quiz */
.gloss-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.gloss-filter { display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--line-2); padding: 6px 2px; min-width: min(320px, 100%); }
.gloss-filter input { background: none; border: 0; color: var(--text); font: 400 18px var(--body); outline: none; width: 100%; }
.gloss-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.gcard {
  text-align: left; background: var(--paper); color: var(--ink); padding: 12px 14px 14px; min-height: 132px; display: flex; flex-direction: column; gap: 6px;
  background-image: linear-gradient(var(--red), var(--red)), repeating-linear-gradient(transparent 0 21px, rgba(62, 104, 186, 0.25) 21px 22px);
  background-size: 100% 1.5px, 100% 100%; background-position: 0 36px, 0 40px; background-repeat: no-repeat, no-repeat;
  transition: transform 0.2s;
}
.gcard:nth-child(3n + 1) { transform: rotate(-0.6deg); }
.gcard:nth-child(3n + 2) { transform: rotate(0.5deg); }
.gcard:hover { transform: rotate(0) translateY(-4px); }
.gcard b { font: 400 21px/1.05 var(--display); min-height: 26px; }
.gcard span { font-size: 14px; line-height: 1.45; padding-top: 4px; }

.quiz { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.q { background: var(--bg-2); border: 1px solid var(--line); padding: 16px; display: grid; gap: 10px; align-content: start; }
.q h4 { margin: 0; font: 400 21px/1.2 var(--display); }
.q .n { font: 500 11px/1 var(--mono); color: var(--red); letter-spacing: 0.1em; }
.q button { text-align: left; border: 1px solid var(--line-2); padding: 8px 10px; font: 400 15px/1.35 var(--body); }
.q button:hover:not(:disabled) { border-color: var(--text); }
.q button.right { background: var(--green); border-color: var(--green); color: #fff; }
.q button.wrong { background: var(--cherry); border-color: var(--cherry); color: #fff; }
.q button:disabled { cursor: default; }
.q .why { font-size: 14.5px; color: var(--muted); margin: 0; line-height: 1.5; }
.score { font: 500 12px/1 var(--mono); letter-spacing: 0.08em; color: var(--yellow); }

/* index card popover, lookup pill, catalogue */
.idx-card {
  position: absolute; z-index: 70; width: min(380px, calc(100vw - 32px)); max-height: min(70vh, 560px); overflow: auto;
  background: var(--paper); color: var(--ink); padding: 14px 18px 16px; box-shadow: 0 30px 60px -10px rgba(0, 0, 0, 0.8);
  background-image: repeating-linear-gradient(transparent 0 25px, rgba(62, 104, 186, 0.18) 25px 26px); background-position: 0 58px;
  font-size: 15.5px; line-height: 1.5;
}
.idx-card::before { content: ""; position: absolute; left: 0; right: 0; top: 42px; height: 1.5px; background: var(--red); }
.idx-card.sheet { position: fixed; left: 0 !important; right: 0; bottom: 0; top: auto !important; width: 100%; max-height: 72vh; border-radius: 12px 12px 0 0; }
.idx-card.flat { position: static; width: 100%; max-height: none; box-shadow: none; margin-top: 12px; }
.idx-close { position: absolute; right: 10px; top: 6px; font-size: 26px; line-height: 1; width: 32px; height: 32px; color: var(--ink); }
.idx-kicker { display: flex; justify-content: space-between; font: 500 10.5px/1 var(--mono); letter-spacing: 0.12em; color: var(--muted-ink); padding-right: 32px; height: 20px; }
.idx-card.flat .idx-kicker { padding-right: 0; }
.idx-term { font: 400 28px/1.05 var(--display); margin: 14px 0 10px; }
.idx-label { display: block; font: 600 10.5px/1.4 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--cherry); margin-bottom: 2px; }
.idx-block { margin-bottom: 12px; }
.idx-block p { margin: 0; }
.idx-block.plain p { font: 600 21px/1.2 var(--hand); color: #2b3f8f; }
.idx-row { display: grid; gap: 6px; margin-top: 10px; }
.idx-row .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.idx-row .chip { color: var(--ink); }
.idx-row .chip:hover { background: var(--ink); color: var(--paper); }
.idx-note { font-size: 13.5px; color: var(--muted-ink); margin: 6px 0 10px; }
.idx-card .muted { color: var(--muted-ink); }
.snip { display: block; text-decoration: none; border-left: 2px solid var(--pink-2); padding: 4px 0 4px 10px; margin: 6px 0; font-size: 14px; }
.snip b { display: block; font: 600 11px/1.4 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; }
.snip mark { background: var(--pink); }
.snip:hover { background: rgba(0, 0, 0, 0.04); }

.lookup-pill {
  position: absolute; z-index: 65; background: var(--ink); color: var(--paper); border: 1px solid var(--pink); padding: 7px 12px;
  font: 500 12px/1 var(--mono); letter-spacing: 0.03em; box-shadow: 0 10px 24px rgba(0, 0, 0, 0.5); white-space: nowrap;
}
.lookup-pill span { color: var(--pink); text-transform: uppercase; letter-spacing: 0.08em; font-size: 10.5px; }
.lookup-pill b { font-weight: 500; }

.catalogue { position: fixed; inset: 0; z-index: 80; background: rgba(5, 5, 4, 0.78); backdrop-filter: blur(3px); display: grid; place-items: start center; padding: 8vh 16px 16px; }
.catalogue[hidden] { display: none; }
.cat-panel { width: min(640px, 100%); max-height: 84vh; display: flex; flex-direction: column; background: var(--bg-2); border: 1px solid var(--line-2); box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6); }
.cat-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; font: 500 11px/1 var(--mono); letter-spacing: 0.12em; color: var(--muted); border-bottom: 1px solid var(--line); }
.cat-input { display: flex; gap: 10px; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 22px; color: var(--pink); }
.cat-input input { flex: 1; background: none; border: 0; outline: none; color: var(--text); font: 400 24px/1.2 var(--display); min-width: 0; }
.cat-body { overflow: auto; padding: 10px 14px 16px; }
.cat-list { list-style: none; margin: 0; padding: 0; }
.cat-list button { width: 100%; text-align: left; display: grid; grid-template-columns: 34px 1fr; gap: 2px 10px; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.cat-list button:hover, .cat-list button.active { background: var(--bg-3); }
.cat-no { font: 500 11px/1.9 var(--mono); color: var(--red); grid-row: span 2; }
.cat-term { font: 400 20px/1.1 var(--display); }
.cat-plain { font-size: 14px; color: var(--muted); }
.cat-empty { color: var(--muted); }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .p-hero { grid-template-columns: 1fr; }
  .p-scraps { height: 380px; max-width: 560px; }
  .chapter { grid-template-columns: 1fr; }
  .ch-side { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 30px; }
  .locals { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .reader { grid-template-columns: 1fr; padding-top: 0; }
  .stubs {
    top: 56px; z-index: 30; display: flex; overflow-x: auto; gap: 6px; padding: 10px 0; margin: 0 calc(-1 * clamp(16px, 4vw, 48px));
    padding-left: clamp(16px, 4vw, 48px); background: var(--bg); scrollbar-width: none;
  }
  .stub { flex: 0 0 auto; grid-template-columns: auto; font-size: 13px; padding: 6px 10px; -webkit-mask: none; mask: none; }
  .stub span { display: none; }
  .stub.extra span { display: inline; }
  .nav { font-size: 13px; gap: 10px; }
  .nav .hide-sm, .nav .kbd { display: none; }
}
@media (max-width: 700px) {
  body { font-size: 17px; }
  .hero { height: 760px; }
  .scrap.opt { display: none; }
  .hero .scrap { scale: 0.72; }
  .shelf-track { height: 330px; gap: 6px; }
  .spine { width: 40px; height: 250px; }
  .spine .t { font-size: 18px; }
  .cover { width: 176px; height: 262px; margin: 0 14px; }
  .cover .ttl { font-size: 25px; }
  .shelf-nav { margin-top: -40px; }
  .p-scraps { height: auto; display: grid; gap: 22px; padding: 10px 4px; }
  .p-scraps .sticky, .p-scraps .ticket { position: relative; left: auto; right: auto; top: auto; }
  .p-scraps .sticky { width: 100%; max-width: 320px; min-height: 0; font-size: 22px; }
  .p-scraps .ticket { justify-self: end; }
  .p-scraps .polaroid { display: none; }
  .ch-head { grid-template-columns: 1fr; }
  .ch-num { grid-row: auto; font-size: 80px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}
input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; }

/* ---------- add a paper ---------- */
.big-btn {
  display: inline-flex; align-items: center; gap: 10px; background: var(--pink); color: var(--ink); padding: 14px 22px;
  font: 400 26px/1 var(--display); box-shadow: 4px 4px 0 var(--cherry); transition: transform 0.15s, box-shadow 0.15s;
}
.big-btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--cherry); }
.big-btn:disabled { opacity: 0.5; cursor: default; transform: none; }
.add-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.notes { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; max-width: 620px; }
.notes li { border-left: 2px solid var(--pink-2); padding: 2px 0 2px 14px; color: var(--muted); font-size: 16px; }
.notes b { color: var(--text); font-weight: 500; }
.your-data { border: 1px solid var(--line); background: var(--bg-2); padding: 16px 18px; }
.data-head { color: var(--muted); margin-bottom: 10px; }
.data-list { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 8px; }
.data-list li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 8px; font-size: 16px; }
.data-list li a { text-decoration: none; margin-right: auto; }
.data-list li a:hover { color: var(--pink); }
.data-list .muted { color: var(--muted); border: 0; }
.data-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.key-status { color: var(--muted); width: 100%; }
.keep-chip { color: var(--green); border-color: currentColor; }
.keep-chip.temp { color: var(--yellow); }
.shelf-caption .status { margin-top: 6px; }
.btn-mini { color: inherit; }

.add-dlg {
  width: min(600px, calc(100vw - 32px)); max-height: calc(100vh - 32px); padding: 0; border: 1px solid var(--line-2);
  background: var(--bg-2); color: var(--text); box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7);
}
.add-dlg::backdrop { background: rgba(5, 5, 4, 0.78); backdrop-filter: blur(3px); }
.add-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); color: var(--muted); }
.add-step { padding: 20px 22px 24px; display: grid; gap: 16px; }
.add-title { font: 400 44px/0.95 var(--display); margin: 0; }
.add-lede { margin: 0; color: var(--muted); font-size: 16px; }
.drop {
  display: grid; place-items: center; gap: 6px; text-align: center; padding: 26px 16px; cursor: pointer;
  border: 1.5px dashed var(--line-2); background: repeating-linear-gradient(-45deg, transparent 0 10px, rgba(236, 230, 216, 0.03) 10px 20px);
  transition: border-color 0.2s, background-color 0.2s;
}
.drop:hover, .drop.over, .drop:focus-within { border-color: var(--pink); background-color: rgba(245, 179, 205, 0.06); }
.drop.has-file { border-style: solid; border-color: var(--green); }
.drop-main { font-size: 18px; }
.drop-sub { color: var(--muted); }
.field { display: grid; gap: 6px; }
.field > label.mono { color: var(--muted); }
.field input:not([type="radio"]):not([type="checkbox"]), .field select, .field textarea {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--line-2); padding: 10px 12px; font: 400 15px/1.3 var(--mono);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--pink); }
.field textarea { resize: vertical; min-height: 70px; }
.access-form { display: grid; gap: 14px; }
.access-done { display: grid; gap: 12px; }
.check { display: flex; gap: 8px; align-items: center; font-size: 15px; cursor: pointer; }
.check input { accent-color: var(--pink-2); width: 16px; height: 16px; }
.hint { margin: 0; font-size: 14px; color: var(--muted); line-height: 1.45; }
.hint a { color: var(--pink); }
.add-err { margin: 0; background: rgba(179, 20, 28, 0.18); border-left: 3px solid var(--cherry); padding: 8px 12px; font-size: 15px; }
.work-phase { margin: 0; font: 400 26px/1.2 var(--display); min-height: 1.2em; }
.work-meta { margin: 0; color: var(--muted); }
.keep-sum { margin: 0; font-size: 17px; }
.keep-sum .mono { color: var(--muted); font-size: 12px; }
.keep-q { margin: 0; font: 400 30px/1.1 var(--display); color: var(--pink); }
.keep-btns { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.tape-anim {
  width: 220px; height: 120px; margin: 4px 0; border-radius: 10px; background: #1b1a18; border: 2px solid #3a3530; position: relative;
  display: flex; justify-content: space-around; align-items: center; padding: 0 24px;
}
.tape-anim::before { content: "REC ●"; position: absolute; top: 8px; left: 12px; font: 600 10px/1 var(--mono); color: var(--red); letter-spacing: 0.1em; animation: blink 1.2s steps(2) infinite; }
.tape-anim::after { content: ""; position: absolute; left: 40px; right: 40px; bottom: 16px; height: 16px; background: #0d0c0b; border-radius: 3px; }
.reel { width: 50px; height: 50px; border-radius: 50%; background: repeating-conic-gradient(var(--paper) 0 20deg, #1b1a18 20deg 60deg); border: 5px solid var(--paper); animation: spin 1.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: 0; } }

.session-note {
  margin: 10px clamp(16px, 4vw, 48px) 0; padding: 10px 14px; border: 1px solid var(--yellow); color: var(--yellow);
  display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; justify-content: space-between; font-size: 15px;
}
.session-note b { font-weight: 600; }
.session-note .box-btn { color: var(--yellow); border-color: var(--yellow); }

@media (max-width: 820px) { .add-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { .reel, .tape-anim::before { animation: none; } }
.engines { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.engines legend { color: var(--muted); margin-bottom: 6px; padding: 0; }
.engine { display: grid; grid-template-columns: 18px 1fr; gap: 10px; align-items: start; border: 1px solid var(--line-2); padding: 10px 12px; cursor: pointer; font-size: 16px; }
.engine:has(input:checked) { border-color: var(--pink); background: rgba(245, 179, 205, 0.06); }
.engine:has(input:disabled) { opacity: 0.55; cursor: default; }
.engine input { accent-color: var(--pink-2); margin-top: 5px; }
.engine b { font-weight: 600; }
.engine small { display: block; color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.engine select { display: block; margin-top: 8px; background: var(--bg); color: var(--text); border: 1px solid var(--line-2); padding: 5px 8px; font: 400 13px var(--mono); }
.notes code { font-family: var(--mono); font-size: 13px; background: var(--bg-3); padding: 1px 6px; color: var(--text); }

/* ---------- admin (deployed site) ---------- */
.adm { max-width: 860px; margin: 0 auto; padding: 24px 16px 64px; display: grid; gap: 16px; }
.adm-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; color: var(--muted); }
.adm-head a { color: inherit; }
.adm-login-form { max-width: 360px; gap: 10px; }
.adm-stats { margin: 0 0 8px; color: var(--muted); font-size: 12.5px; line-height: 1.6; }
.adm-bar { height: 4px; background: var(--line); }
.adm-bar i { display: block; height: 100%; background: var(--pink); }
.adm-h { font: 400 28px/1.1 var(--display); margin: 18px 0 0; }
.adm-list { display: grid; gap: 8px; }
.adm-row { border: 1px solid var(--line-2); padding: 12px 14px; display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; justify-content: space-between; }
.adm-row.off { opacity: 0.6; }
.adm-row .who { display: grid; gap: 2px; min-width: 0; flex: 1 1 260px; }
.adm-row .who span, .adm-row small { color: var(--muted); font-size: 14px; overflow-wrap: anywhere; }
.adm-row .acts { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.adm-row .big-btn { padding: 8px 16px; font-size: 15px; }
.adm-note { margin: 4px 0 0; font-style: italic; overflow-wrap: anywhere; }
.adm-empty { margin: 0; color: var(--muted); }
.adm-link { border: 1px solid var(--green); padding: 14px; display: grid; gap: 10px; }
.adm-link p { margin: 0; }
.adm-linkrow { display: flex; flex-wrap: wrap; gap: 8px; }
.adm-linkrow input { flex: 1 1 260px; min-width: 0; background: var(--bg); color: var(--text); border: 1px solid var(--line-2); padding: 8px 10px; font: 400 13px var(--mono); }

/* ---------- Download PDF: the paper page laid out for the browser's "Save as PDF" ---------- */
@page { size: 1240px 1754px; margin: 0; } /* A4 proportions, wide enough to keep the desktop layout */
@media print {
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; } /* keep the dark page and coloured notes */
  html, body { background: var(--bg); }
  .nav, .progress, .how-to, .session-note, .stubs, .gloss-filter, .idx-card, .lookup-pill, .catalogue { display: none !important; }
  .reader { grid-template-columns: minmax(0, 1fr); padding-top: 0; }
  .p-hero { padding-top: 56px; }
  /* Chrome lays the page out 1240px wide but matches the small-screen rules above against the paper size in
     the print settings (about 800px), so put the desktop layout back. */
  body { font-size: 18px; }
  .p-hero { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
  .p-scraps { display: block; height: 420px; max-width: none; padding: 0; }
  .p-scraps .sticky { position: absolute; left: 4%; top: 6%; width: 280px; max-width: none; min-height: 230px; font-size: 21px; }
  .p-scraps .ticket { position: absolute; left: auto; right: 2%; top: 0; }
  .p-scraps .polaroid { display: block; }
  .chapter { grid-template-columns: minmax(0, 1fr) 320px; }
  .ch-side { grid-template-columns: none; gap: 34px; }
  .ch-head { grid-template-columns: auto 1fr; }
  .ch-num { grid-row: span 2; font-size: 150px; }
  .chapter + .chapter, #cards, #quiz { break-before: page; padding-top: 56px; }
  .ch-head, .gloss-head { break-after: avoid; }
  .polaroid, .analogy, .receipt, .quote, .gcard, .q, .prose p, .foot { break-inside: avoid; }
}