/* chapterheat: a book, not an app. Paper and ink by day, ink and paper by night. */
:root {
  --paper: #f7f2e9;
  --paper-2: #efe7d8;
  --ink: #1b1612;
  --ink-2: #4a403a;
  --mute: #8a7f74;
  --accent: #8b1e3f;
  --accent-2: #a8405c;
  --gold: #9a7b2e;
  --line: #d9cfbf;
  --rule: #b9ad9c;
  --shade: rgba(27, 22, 18, .06);
  --overlay: rgba(40, 30, 24, .55);
  --radius: 4px;
  --serif: "EB Garamond", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --display: "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --sans: -apple-system, "Segoe UI", Roboto, Inter, system-ui, sans-serif;
  --measure: 34em;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121010; --paper-2: #1b1817; --ink: #ece4d8; --ink-2: #bdb2a4; --mute: #7f7468;
    --accent: #d98a9c; --accent-2: #e8b1bd; --gold: #c9a85c; --line: #2e2825; --rule: #4a4038;
    --shade: rgba(236, 228, 216, .06); --overlay: rgba(0, 0, 0, .7); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #121010; --paper-2: #1b1817; --ink: #ece4d8; --ink-2: #bdb2a4; --mute: #7f7468;
  --accent: #d98a9c; --accent-2: #e8b1bd; --gold: #c9a85c; --line: #2e2825; --rule: #4a4038;
  --shade: rgba(236, 228, 216, .06); --overlay: rgba(0, 0, 0, .7); color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--serif); -webkit-font-smoothing: antialiased; }
body { min-height: 100dvh; padding-bottom: env(safe-area-inset-bottom); }
button, input { font: inherit; color: inherit; }
a { color: var(--accent); }
::selection { background: var(--accent); color: var(--paper); }

/* small caps labels are the UI voice of the book */
.sc, .kicker, .kind, .chip, .lead, .path summary, .stat, .heatDial, .seedBadge, .chapNum, .libMeta, .card label, .hint, .fallbackNote, .progress, .tag {
  font-variant: small-caps; letter-spacing: .08em; text-transform: lowercase;
}

.top { position: sticky; top: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { background: none; border: 0; color: var(--ink); font-family: var(--display); font-size: 24px; letter-spacing: .12em; text-transform: uppercase; cursor: pointer; padding: 0; }
.wallet { display: flex; gap: 8px; align-items: center; }
.chip { border: 1px solid var(--line); background: transparent; color: var(--ink-2); border-radius: 999px; padding: 5px 12px; font-size: 14px; }
.chip.coins { color: var(--gold); border-color: var(--gold); cursor: pointer; }
.themeBtn { background: none; border: 1px solid var(--line); border-radius: 999px; width: 32px; height: 32px; cursor: pointer; color: var(--ink-2); font-size: 15px; line-height: 1; }

main { max-width: 720px; margin: 0 auto; padding: 8px 16px 72px; }

/* ---------- library: a shelf ---------- */
.libIntro { max-width: var(--measure); margin: 26px auto 30px; text-align: center; color: var(--ink-2); font-size: 19px; line-height: 1.5; font-style: italic; }
.libIntro .ornament { display: block; font-style: normal; color: var(--rule); font-size: 20px; margin-bottom: 8px; }
.grid { display: grid; gap: 22px; }
.story { display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: start; text-align: left; width: 100%; border: 1px solid var(--line); background: var(--paper-2); border-radius: var(--radius); padding: 18px; color: var(--ink); cursor: pointer; box-shadow: 0 1px 0 var(--shade), 0 10px 30px -22px rgba(0,0,0,.5); }
.story:hover { border-color: var(--rule); }
.plate { width: 96px; height: 136px; color: var(--ink-2); }
.plate svg { width: 100%; height: 100%; display: block; }
.story h3 { margin: 2px 0 6px; font-family: var(--display); font-size: 28px; font-weight: 600; line-height: 1.1; }
.story p { margin: 0 0 10px; color: var(--ink-2); line-height: 1.45; font-size: 17px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 13px; color: var(--mute); border: 1px solid var(--line); border-radius: 999px; padding: 2px 9px; }
.heat { color: var(--accent); letter-spacing: 2px; font-size: 12px; }
.progress, .libMeta { font-size: 14px; color: var(--mute); margin-top: 10px; }
.libMeta b { color: var(--accent); font-weight: 500; }
.libMeta .seedCode { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-variant: normal; text-transform: none; letter-spacing: .06em; color: var(--ink-2); }
@media (max-width: 420px) { .story { grid-template-columns: 72px 1fr; gap: 14px; } .plate { width: 72px; height: 102px; } }

/* ---------- reader: a page ---------- */
.chapter { padding-top: 12px; max-width: calc(var(--measure) + 2em); margin: 0 auto; }
.kicker { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 6px 10px; color: var(--mute); font-size: 14px; margin-bottom: 26px; }
.chapOpen { text-align: center; margin: 22px 0 28px; }
.chapOpen .ornament { color: var(--rule); font-size: 22px; line-height: 1; margin-bottom: 10px; }
.chapNum { color: var(--mute); font-size: 15px; margin-bottom: 6px; }
.chapter h2 { font-family: var(--display); font-weight: 600; font-size: 38px; margin: 0; line-height: 1.1; }
.chapOpen .rule { width: 64px; height: 1px; background: var(--rule); margin: 18px auto 0; }
.prose { font-size: 20px; line-height: 1.6; color: var(--ink); hyphens: auto; }
.prose p { margin: 0 0 1.05em; text-indent: 1.4em; }
.prose p:first-of-type, .prose hr + p { text-indent: 0; }
.prose p:first-of-type::first-letter { font-family: var(--display); font-size: 4.1em; line-height: .78; float: left; padding: .08em .1em 0 0; color: var(--accent); font-weight: 600; }
.prose hr.scene { border: 0; text-align: center; margin: 1.6em 0; height: 1em; }
.prose hr.scene::before { content: "❦"; color: var(--rule); font-size: 18px; }
.prose em { color: var(--ink-2); }
.finis { text-align: center; margin: 44px 0 10px; color: var(--ink-2); font-style: italic; font-size: 18px; }
.finis .ornament { display: block; font-style: normal; color: var(--rule); font-size: 22px; margin-bottom: 8px; }
.finis em { color: var(--accent); }

/* choices read like a page of the book */
.choices { margin: 40px 0 10px; }
.choices .lead { text-align: center; color: var(--mute); font-size: 15px; margin-bottom: 14px; }
.choice { display: block; width: 100%; text-align: left; border: 0; border-top: 1px solid var(--line); background: none; color: var(--ink); padding: 14px 6px 14px 34px; font-size: 19px; line-height: 1.4; cursor: pointer; position: relative; font-style: italic; }
.choice:last-child { border-bottom: 1px solid var(--line); }
.choice::before { content: "❧"; position: absolute; left: 6px; top: 13px; color: var(--rule); font-style: normal; }
.choice:hover { color: var(--accent); }
.choice:hover::before { color: var(--accent); }
.choice.locked { color: var(--mute); cursor: default; }
.choice.locked::before { content: "○"; }
.choice .lock { display: none; }
.choice .hint { display: block; font-style: normal; font-size: 14px; color: var(--mute); margin-top: 4px; }
.next { margin: 40px auto 10px; max-width: 320px; }
.end { margin: 34px 0; color: var(--ink-2); font-style: italic; text-align: center; }

/* path, stats, dial, seed */
.path { margin-top: 56px; border-top: 1px solid var(--line); padding-top: 14px; }
.path summary { color: var(--mute); cursor: pointer; font-size: 14px; }
.path ol { padding-left: 20px; color: var(--ink-2); font-size: 16px; }
.path li { margin: 6px 0; }
.path button { background: none; border: 0; color: var(--accent); cursor: pointer; padding: 0; font-size: 14px; font-style: italic; }
.alts { list-style: none; padding-left: 8px; margin: 6px 0 2px; }
.alts li { color: var(--mute); font-size: 15px; margin: 3px 0; }
.alts li.chosen { color: var(--ink-2); }
.alts .altTitle { color: var(--mute); font-style: italic; }
.alts .pct { color: var(--accent); margin-left: 6px; font-size: 13px; }
.stats { display: flex; gap: 22px; flex-wrap: wrap; justify-content: center; margin: -8px 0 22px; }
.stat { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--mute); }
.stat .bar { display: inline-flex; gap: 4px; }
.stat .bar i { width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--rule); }
.stat .bar i.on { background: var(--accent); border-color: var(--accent); }
.stat:nth-child(2) .bar i.on { background: var(--gold); border-color: var(--gold); }
.heatDial, .seedBadge { background: none; border: 0; border-bottom: 1px dotted var(--rule); padding: 0 0 1px; color: var(--mute); cursor: pointer; font-size: 14px; }
.heatDial:hover, .seedBadge:hover { color: var(--accent); border-color: var(--accent); }
.heatDial .dialHint { margin-left: 4px; }
.seedBadge { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-variant: normal; text-transform: none; letter-spacing: .06em; font-size: 12px; }
.fallbackNote { font-size: 14px; color: var(--mute); margin: -10px 0 18px; text-align: center; font-variant: normal; text-transform: none; letter-spacing: 0; font-style: italic; }

/* ---------- buttons ---------- */
.primary, .secondary, .ghost { display: block; width: 100%; border-radius: var(--radius); padding: 13px 18px; cursor: pointer; text-align: center; text-decoration: none; font-size: 17px; }
.primary { background: var(--ink); color: var(--paper); border: 1px solid var(--ink); }
.primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.primary:disabled { opacity: .5; cursor: default; }
.secondary { background: transparent; color: var(--ink); border: 1px solid var(--rule); }
.ghost { background: none; border: 0; color: var(--mute); font-style: italic; }
.pwActions { display: grid; gap: 10px; margin-top: 16px; }

/* ---------- sheets (a card laid on the page) ---------- */
.sheet { position: fixed; inset: 0; z-index: 20; background: var(--overlay); display: flex; align-items: flex-end; justify-content: center; padding: 16px; }
.sheet[hidden] { display: none; }
.card { width: 100%; max-width: 520px; background: var(--paper); color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; max-height: 90dvh; overflow: auto; box-shadow: 0 30px 80px -30px rgba(0,0,0,.6); }
.card h1 { font-family: var(--display); font-weight: 600; font-size: 40px; margin: 0 0 8px; letter-spacing: .06em; text-transform: uppercase; text-align: center; }
.card h2 { font-family: var(--display); font-weight: 600; font-size: 30px; margin: 0 0 10px; line-height: 1.1; }
.card p { color: var(--ink-2); line-height: 1.5; }
.lede { font-size: 18px; }
.card label { display: block; margin: 16px 0 6px; color: var(--ink-2); font-size: 14px; }
.card input[type=text], .card input:not([type]), .card input[type=email] { display: block; width: 100%; margin-top: 6px; background: transparent; border: 0; border-bottom: 1px solid var(--rule); color: var(--ink); padding: 8px 2px; font-size: 18px; font-variant: normal; text-transform: none; letter-spacing: 0; border-radius: 0; }
.card input:focus { outline: none; border-bottom-color: var(--accent); }
.card input[type=range] { width: 100%; margin-top: 10px; accent-color: var(--accent); }
.hint { font-size: 14px; color: var(--mute); margin-top: 4px; }
.card .hint { font-variant: normal; text-transform: none; letter-spacing: 0; font-style: italic; }
.tropes { display: flex; flex-wrap: wrap; gap: 8px; }
.tropes button { border: 1px solid var(--line); background: transparent; color: var(--ink-2); border-radius: 999px; padding: 7px 14px; cursor: pointer; font-size: 15px; }
.tropes button.on { border-color: var(--accent); color: var(--accent); }
#heatLabel { display: block; margin-top: 6px; color: var(--accent); font-size: 15px; font-style: italic; }
.sku { display: flex; justify-content: space-between; align-items: center; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin-bottom: 8px; background: transparent; color: var(--ink); cursor: pointer; width: 100%; text-align: left; }
.sku b { color: var(--gold); }
.emailRow { margin-top: 14px; }
.card .kind { font-size: 13px; color: var(--accent); }
.card .primary { margin-top: 20px; }
.seedRow input { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; text-transform: uppercase; }

/* heat picker */
.hpList { display: grid; gap: 6px; margin: 10px 0 14px; }
.hp { display: grid; grid-template-columns: 86px 1fr; align-items: center; column-gap: 12px; text-align: left; background: transparent; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; color: var(--ink); cursor: pointer; font-size: 16px; }
.hp.on { border-color: var(--accent); }
.hp .heat { white-space: nowrap; }
.hp small { grid-column: 2; color: var(--mute); font-size: 13px; margin-top: 2px; font-style: italic; }

/* ---------- glossary (marginalia) ---------- */
.gl { text-decoration: underline dotted; text-decoration-color: var(--rule); text-underline-offset: 4px; cursor: help; color: inherit; }
.gl.character { text-decoration-color: var(--gold); }
.gl.place { text-decoration-color: var(--accent-2); }
.gl:hover, .gl.open { background: var(--shade); }
.tip { position: fixed; z-index: 25; width: min(340px, calc(100vw - 32px)); background: var(--paper-2); border: 1px solid var(--rule); border-radius: var(--radius); padding: 12px 14px; box-shadow: 0 12px 40px rgba(0,0,0,.25); font-size: 15px; line-height: 1.45; color: var(--ink-2); }
.tip[hidden] { display: none; }
.tip .kind { font-size: 12px; color: var(--mute); }
.tip .kind.character { color: var(--gold); }
.tip .kind.place { color: var(--accent-2); }
.tip h4 { margin: 2px 0 6px; font-family: var(--display); font-weight: 600; font-size: 20px; color: var(--ink); }
.tip p { margin: 0; }
.tip .traits { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 8px; }
.tip .trait { font-size: 12px; color: var(--gold); border: 1px solid var(--gold); border-radius: 999px; padding: 1px 8px; }
.tip .back { background: none; border: 0; color: var(--mute); font-size: 13px; padding: 0; margin-bottom: 6px; cursor: pointer; font-style: italic; }

/* ---------- loader: the book being written ---------- */
.loader { position: fixed; inset: 0; z-index: 40; background: var(--paper); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: var(--ink-2); font-size: 20px; font-style: italic; padding: 24px; text-align: center; }
.loader[hidden] { display: none; }
.loader .ornament { color: var(--rule); font-size: 28px; font-style: normal; animation: breathe 2.4s ease-in-out infinite; }
@keyframes breathe { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
.loader .bar { width: min(260px, 70vw); height: 1px; background: var(--line); position: relative; overflow: hidden; }
.loader .bar i { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--accent); transition: width 1s linear; }
.loader small { font-size: 14px; font-style: normal; color: var(--mute); font-variant: small-caps; letter-spacing: .08em; }
.spinner { display: none; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 10px 18px; border-radius: 999px; font-size: 15px; z-index: 30; }
.empty { color: var(--mute); text-align: center; padding: 48px 0; font-style: italic; }

@media (min-width: 720px) { .sheet { align-items: center; } .prose { font-size: 21px; } }
.walletInner { display: contents; }
.walletInner[hidden] { display: none; }
.finis small { display: block; margin-top: 10px; font-size: 15px; color: var(--mute); }
/* text messages inside prose (lines starting with ">") read as a phone screen */
.prose .msg { display: block; font-family: var(--sans); font-size: .78em; line-height: 1.4; background: var(--shade); border-radius: 10px; padding: 7px 12px; margin: 6px 0 6px 1.4em; text-indent: 0; max-width: 85%; }
/* header on narrow screens */
@media (max-width: 480px) { .brand { font-size: 20px; letter-spacing: .1em; } .chip { font-size: 12px; padding: 4px 9px; white-space: nowrap; } .wallet { gap: 6px; } .themeBtn { width: 28px; height: 28px; font-size: 13px; } }
.heatWord { font-variant: small-caps; letter-spacing: .08em; text-transform: lowercase; color: var(--accent); font-size: 13px; }
.statNote { text-align: center; font-style: italic; color: var(--mute); font-size: 15px; line-height: 1.45; margin: -10px auto 24px; max-width: 30em; }
.statNote b { font-style: normal; font-weight: 500; font-variant: small-caps; letter-spacing: .06em; text-transform: lowercase; color: var(--ink-2); }
.brand { display: inline-flex; align-items: center; gap: 8px; text-transform: none; letter-spacing: -.01em; font-weight: 600; font-size: 26px; }
.brand b { font-weight: 600; color: var(--accent); }
.brandMark { width: 30px; height: 25px; color: var(--accent); }
.card h1 { text-transform: none; letter-spacing: -.01em; }
.card h1 b { font-weight: 600; color: var(--accent); }

/* ---------- legal links, footer, legal pages ---------- */
.legalLinks { font-size: 13px; color: var(--mute); text-align: center; margin: 14px 0 0; line-height: 1.5; font-style: italic; }
.legalLinks a { color: var(--mute); text-decoration: underline; text-underline-offset: 3px; }
.legalLinks a:hover { color: var(--accent); }
.foot { max-width: 720px; margin: -40px auto 0; padding: 0 16px 40px; text-align: center; color: var(--mute); font-size: 13px; font-variant: small-caps; letter-spacing: .08em; text-transform: lowercase; }
.foot a { color: var(--mute); text-decoration: none; }
.foot a:hover { color: var(--accent); }
.legal { max-width: calc(var(--measure) + 4em); margin: 0 auto; padding: 24px 16px 80px; font-size: 18px; line-height: 1.6; color: var(--ink); }
.legal .kicker { justify-content: flex-start; margin: 0 0 8px; }
.legal h1 { font-family: var(--display); font-weight: 600; font-size: 40px; line-height: 1.1; margin: 0 0 6px; }
.legal .meta { color: var(--mute); font-size: 14px; font-style: italic; margin: 0 0 28px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.legal h2 { font-family: var(--display); font-weight: 600; font-size: 26px; margin: 34px 0 8px; line-height: 1.15; }
.legal p, .legal li { color: var(--ink-2); }
.legal ul { padding-left: 22px; }
.legal li { margin: 6px 0; }
.legal li::marker { color: var(--rule); }
.legal .callout { border-left: 2px solid var(--accent); padding: 8px 14px; margin: 16px 0; color: var(--ink); background: var(--shade); border-radius: 0 var(--radius) var(--radius) 0; }
.legal address { font-style: normal; color: var(--ink-2); line-height: 1.6; }
.legal .back { display: inline-block; margin-top: 40px; color: var(--mute); font-style: italic; text-decoration: none; }
.legal .back:hover { color: var(--accent); }
.legal a.brand { text-decoration: none; }