:root {
  --scale: 1;
  --bg: #f4f1ea;
  --panel: #ffffff;
  --text: #1c1b19;
  --muted: #55524b;
  --line: #b9b3a6;
  --accent: #0b5a8f;
  --accent-text: #ffffff;
  --good: #14633a;
  --good-bg: #dff3e6;
  --bad: #9a1f1f;
  --bad-bg: #fbe3e0;
  --note-bg: #fff6d6;
  --tile-face: #fffdf7;
  --tile-edge: #2a2925;
  --tile-ink: #1c1b19;
  --bam: #12703d;
  --crak: #b3201c;
  --dot: #1450a8;
  --flower: #c2377f;
  --flower-core: #e0a100;
  --joker: #6a2fa0;
  --focus: #d97a00;
}

:root[data-theme='contrast'] {
  --bg: #000000;
  --panel: #000000;
  --text: #ffffff;
  --muted: #ffffff;
  --line: #ffffff;
  --accent: #ffe600;
  --accent-text: #000000;
  --good: #7dff9b;
  --good-bg: #000000;
  --bad: #ff9c8f;
  --bad-bg: #000000;
  --note-bg: #000000;
  --tile-face: #ffffff;
  --tile-edge: #ffe600;
  --tile-ink: #000000;
  --bam: #005a22;
  --crak: #a80000;
  --dot: #002f9e;
  --flower: #8a004f;
  --flower-core: #000000;
  --joker: #4b0082;
  --focus: #00e5ff;
}

:root[data-size='2'] { --scale: 1.2; }
:root[data-size='3'] { --scale: 1.45; }

* { box-sizing: border-box; }

html { font-size: calc(20px * var(--scale)); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

header.top {
  border-bottom: 2px solid var(--line);
  background: var(--panel);
}
header.top .wrap {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  padding-top: 12px; padding-bottom: 12px;
}
.brand { font-size: 1.3rem; font-weight: 800; color: var(--text); text-decoration: none; margin-right: auto; }
.controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.controls .label { font-size: 0.8rem; color: var(--muted); }

button, .btn {
  font: inherit; font-weight: 700;
  min-height: 56px; padding: 10px 20px;
  border: 2px solid var(--text); border-radius: 12px;
  background: var(--panel); color: var(--text);
  cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
}
button:focus-visible, a:focus-visible { outline: 4px solid var(--focus); outline-offset: 3px; }
button:disabled { opacity: 0.45; cursor: default; }
button.primary, .btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.small { min-height: 48px; min-width: 48px; padding: 6px 12px; }
button[aria-pressed='true'] { background: var(--text); color: var(--bg); }

main { padding: 24px 0 40px; }
h1 { font-size: 1.7rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 28px 0 8px; }
h3 { font-size: 1.05rem; margin: 0 0 4px; }
p { margin: 0 0 12px; }
.lead { font-size: 1.1rem; color: var(--muted); max-width: 46em; }
.muted { color: var(--muted); }

.menu { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin: 20px 0; }
.menu a {
  display: block; padding: 20px; border: 2px solid var(--text); border-radius: 16px;
  background: var(--panel); color: var(--text); text-decoration: none;
}
.menu a strong { display: block; font-size: 1.2rem; margin-bottom: 4px; }
.menu a span { color: var(--muted); }

.panel { background: var(--panel); border: 2px solid var(--line); border-radius: 16px; padding: 20px; margin: 16px 0; }
.bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 12px; }
.bar .score { margin-left: auto; font-weight: 700; }

/* Tiles */
.tile { width: calc(84px * var(--scale)); flex: none; display: inline-block; line-height: 0; }
.tile-svg { width: 100%; height: auto; display: block; filter: drop-shadow(0 2px 0 rgba(0, 0, 0, 0.25)); }
.rack { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.rack.small .tile { width: calc(44px * var(--scale)); }
.rack.big .tile { width: calc(170px * var(--scale)); }
.rack.mid .tile { width: calc(96px * var(--scale)); }
.tile.wide { width: calc(120px * var(--scale)); }
.levels { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 10px; }
button.tile-btn.missed { outline: 5px dashed var(--good); outline-offset: -2px; }
.groups { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 8px 0; }
.groups .group { display: flex; flex-wrap: wrap; gap: 3px; }
.groups .tile { width: calc(44px * var(--scale)); }
.groups.medium .tile { width: calc(58px * var(--scale)); }
.slot { position: relative; display: inline-block; line-height: 0; }
.slot.need .tile { opacity: 0.4; }
.slot.need::after, .slot.joker::after {
  position: absolute; left: 50%; bottom: -4px; transform: translateX(-50%);
  font-size: 0.55rem; font-weight: 800; line-height: 1; padding: 2px 4px; border-radius: 4px;
  background: var(--text); color: var(--bg); white-space: nowrap;
}
.slot.need::after { content: 'need'; }
.slot.joker::after { content: 'joker'; background: var(--joker); color: #fff; }

button.tile-btn { padding: 6px; min-height: 0; border-radius: 14px; border-color: transparent; background: transparent; position: relative; }
button.tile-btn[aria-pressed='true'] { background: var(--accent); border-color: var(--accent); transform: translateY(-10px); }
button.tile-btn.right { background: var(--good); border-color: var(--good); }
button.tile-btn.wrong { background: var(--bad); border-color: var(--bad); }

.options { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; margin: 16px 0; }
.options.wide { grid-template-columns: 1fr; }
.options button { justify-content: flex-start; text-align: left; flex-direction: column; align-items: flex-start; }
.options button.right { border-color: var(--good); background: var(--good-bg); color: var(--text); border-width: 4px; }
.options button.wrong { border-color: var(--bad); background: var(--bad-bg); color: var(--text); border-width: 4px; }
.options button .tag { font-weight: 400; color: var(--muted); font-size: 0.9rem; }

.feedback { border-left: 8px solid var(--line); padding: 12px 16px; margin: 16px 0; background: var(--panel); border-radius: 0 12px 12px 0; }
.feedback.good { border-color: var(--good); background: var(--good-bg); }
.feedback.bad { border-color: var(--bad); background: var(--bad-bg); }
.feedback strong.verdict { display: block; font-size: 1.15rem; }
:root[data-theme='contrast'] .feedback, :root[data-theme='contrast'] .panel, :root[data-theme='contrast'] .note { border: 2px solid var(--line); border-left-width: 8px; }

.ranked { list-style: none; padding: 0; margin: 0; }
.ranked li { border-top: 2px solid var(--line); padding: 14px 0; }
.ranked li:first-child { border-top: 0; }
.ranked .rank { display: inline-block; min-width: 2.2em; font-weight: 800; }
.ranked ul { margin: 6px 0 0; padding-left: 1.2em; }

.note { background: var(--note-bg); border-radius: 12px; padding: 12px 16px; margin: 16px 0; }
.price { border: 2px dashed var(--text); border-radius: 16px; padding: 20px; margin: 28px 0 0; }

footer { border-top: 2px solid var(--line); padding: 20px 0 40px; font-size: 0.85rem; color: var(--muted); }
footer p { margin: 0 0 6px; max-width: 60em; }

@media (max-width: 600px) {
  .tile { width: calc(64px * var(--scale)); }
  .rack.big .tile { width: calc(130px * var(--scale)); }
}

/* After an answer the buttons stay readable. */
.options button:disabled, button.tile-btn:disabled { opacity: 1; cursor: default; }
.options button:disabled:not(.right):not(.wrong) { border-color: var(--line); }

/* Card selector */
fieldset.cards { border: 2px solid var(--line); border-radius: 16px; padding: 12px 16px 16px; margin: 20px 0 12px; display: flex; flex-wrap: wrap; gap: 12px; }
fieldset.cards legend { font-weight: 700; padding: 0 8px; }
fieldset.cards button { flex-direction: column; align-items: flex-start; text-align: left; }
fieldset.cards .tag { font-weight: 400; font-size: 0.85rem; }

/* Entry tool */
.entry label { display: block; font-weight: 700; margin: 14px 0 4px; }
.entry .help { font-weight: 400; color: var(--muted); font-size: 0.9rem; display: block; }
.entry input[type='text'], .entry input[type='number'], .entry select {
  font: inherit; min-height: 52px; padding: 8px 12px; border: 2px solid var(--text); border-radius: 10px;
  background: var(--panel); color: var(--text); max-width: 100%;
}
.entry .grow { width: 100%; }
.entry .group-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }
.entry .group-row .n { min-width: 1.6em; font-weight: 800; }
.entry .group-row input { width: 9em; text-transform: uppercase; letter-spacing: 0.08em; }
.entry .radio { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 8px 0; }
.entry .radio input { width: 26px; height: 26px; margin-top: 2px; flex: none; }
.entry ul.errors { margin: 0; padding-left: 1.2em; }
.entry table { border-collapse: collapse; width: 100%; }
.entry td, .entry th { text-align: left; padding: 8px 10px; border-top: 2px solid var(--line); vertical-align: middle; }
.entry code { font-size: 1em; letter-spacing: 0.05em; }

/* Own card page */
.mycard input.big { font-size: 1.3rem; letter-spacing: 0.1em; text-transform: uppercase; }
.mycard .chips { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 6px 0; }
.mycard .chip {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  min-width: 72px; min-height: 64px; padding: 6px 14px; border: 3px solid var(--line); border-radius: 12px;
  font-size: 1.3rem; font-weight: 800; letter-spacing: 0.08em; background: var(--panel); color: var(--text);
}
.mycard .chip small { font-size: 0.75rem; font-weight: 400; letter-spacing: 0; }
.mycard .chip.c-blue { color: var(--dot); border-color: var(--dot); }
.mycard .chip.c-red { color: var(--crak); border-color: var(--crak); }
.mycard .chip.c-green { color: var(--bam); border-color: var(--bam); }
.mycard details { margin: 16px 0; }
.mycard summary { font-weight: 700; cursor: pointer; min-height: 48px; display: flex; align-items: center; }
.mycard ul.mylist { list-style: none; margin: 0; padding: 0; }
.mycard ul.mylist li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding: 10px 0; border-top: 2px solid var(--line); }
.mycard ul.mylist li:first-child { border-top: 0; }
.mycard textarea { font: inherit; width: 100%; padding: 8px 12px; border: 2px solid var(--text); border-radius: 10px; background: var(--panel); color: var(--text); }
.mycard details.paste { border: 2px solid var(--line); border-radius: 16px; padding: 8px 20px; margin: 16px 0; background: var(--panel); }

/* Email sign-up form (app and pages) */
form.signup { border: 2px solid var(--text); border-radius: 16px; padding: 20px; margin: 28px 0 0; background: var(--panel); max-width: 46em; }
form.signup h2 { margin-top: 0; }
form.signup label { display: block; font-weight: 700; margin: 0 0 4px; }
.signup-row { display: flex; flex-wrap: wrap; gap: 10px; }
.signup-row input {
  font: inherit; flex: 1 1 14em; min-width: 0; min-height: 56px; padding: 8px 12px;
  border: 2px solid var(--text); border-radius: 12px; background: var(--panel); color: var(--text);
}
.signup-row input:focus-visible { outline: 4px solid var(--focus); outline-offset: 3px; }
form.signup label.signup-check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 14px 0 8px; }
.signup-check input { width: 28px; height: 28px; flex: none; margin: 2px 0 0; accent-color: var(--accent); }
.signup-note { font-size: 0.85rem; color: var(--muted); margin: 0 0 8px; }
.signup-msg { font-weight: 700; margin: 0; }
.signup-msg:empty { display: none; }
.signup-msg.bad { color: var(--bad); }
.signup-msg.good { color: var(--good); }
/* A trap for scripts. People do not see it and a screen reader does not read it. */
.signup-trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
form.signup.compact { border-style: dashed; padding: 14px 16px; margin-top: 20px; }
form.signup.compact h2 { font-size: 1.05rem; margin-bottom: 4px; }
form.signup.compact .signup-hide { margin-top: 10px; }

/* Home: the daily rack and the links to the pages */
.menu a.daily { border-width: 4px; border-color: var(--accent); }
.more { display: flex; flex-wrap: wrap; gap: 12px; margin: 12px 0; }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 20px; margin: 0 0 12px; font-size: 1rem; }
footer nav a { color: var(--text); font-weight: 700; min-height: 44px; display: inline-flex; align-items: center; }
.share { font: inherit; width: 100%; padding: 10px 12px; border: 2px solid var(--line); border-radius: 12px; background: var(--panel); color: var(--text); resize: none; }
.steps { display: flex; flex-wrap: wrap; gap: 8px 24px; font-weight: 700; margin: 8px 0 12px; padding: 0; list-style: none; }
.steps .ok { color: var(--good); }
.steps .no { color: var(--bad); }

/* Styles of the static pages. The build puts them after src/app/styles.css in /site.css. */
.doc { max-width: 46em; padding: 24px 0 40px; }
.doc h1 { font-size: 1.8rem; }
.doc h2 { margin-top: 36px; }
.doc h3 { margin-top: 20px; }
.doc ul, .doc ol { padding-left: 1.3em; margin: 0 0 12px; }
.doc li { margin: 0 0 6px; }
.doc a { color: var(--accent); font-weight: 700; text-underline-offset: 3px; }
:root[data-theme='contrast'] .doc a { color: var(--accent); }
.doc a.btn { color: var(--text); }
.doc a.btn.primary { color: var(--accent-text); }
.crumbs { font-size: 0.9rem; margin: 0 0 12px; }
.updated { font-size: 0.85rem; color: var(--muted); }
.answer { background: var(--panel); border: 2px solid var(--text); border-left-width: 10px; border-radius: 0 16px 16px 0; padding: 16px 20px; margin: 16px 0 8px; font-size: 1.1rem; }
.answer p:last-child, .advice p:last-child, .practise p:last-child { margin-bottom: 0; }
.answer strong.tag, .advice strong.tag { display: block; font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.advice { background: var(--note-bg); border-radius: 12px; padding: 14px 18px; margin: 16px 0; }
:root[data-theme='contrast'] .advice { border: 2px dashed var(--line); }
.practise { border: 2px solid var(--accent); border-radius: 16px; padding: 16px 20px; margin: 28px 0 0; background: var(--panel); }
.practise h2 { margin-top: 0; }
.fig { margin: 16px 0; }
.fig figcaption { font-size: 0.9rem; color: var(--muted); }
.fig .rack, .fig .groups { margin: 6px 0; }
.yes { color: var(--good); font-weight: 800; }
.no { color: var(--bad); font-weight: 800; }
.tablewrap { overflow-x: auto; margin: 12px 0; }
.doc table { border-collapse: collapse; width: 100%; background: var(--panel); }
.doc th, .doc td { text-align: left; padding: 10px 12px; border: 2px solid var(--line); vertical-align: top; }
.doc th { background: var(--bg); }
.doc td.num, .doc th.num { text-align: right; white-space: nowrap; }
.doc tr.total td { font-weight: 800; }
.related { list-style: none; padding: 0 !important; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.related li { margin: 0; }
.related a { display: block; padding: 14px 16px; border: 2px solid var(--text); border-radius: 12px; background: var(--panel); color: var(--text) !important; text-decoration: none; height: 100%; }
.related a span { display: block; font-weight: 400; color: var(--muted); font-size: 0.9rem; }
dl.terms dt { font-weight: 800; font-size: 1.05rem; margin-top: 16px; }
dl.terms dd { margin: 2px 0 0; }
/* A card line as text, for the guide on how to read a card. The words in the caption name the colours too. */
.cardline { font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace; font-size: 1.25rem; font-weight: 800; letter-spacing: 0.06em; background: var(--tile-face); color: var(--tile-ink); border: 2px solid var(--tile-edge); border-radius: 10px; padding: 10px 14px; display: inline-block; margin: 4px 0; }
.cardline .cb { color: var(--dot); }
.cardline .cr { color: var(--crak); }
.cardline .cg { color: var(--bam); }
.cardline .cnote { font-weight: 400; letter-spacing: 0; font-family: system-ui, sans-serif; font-size: 0.85rem; }
.passes { list-style: none; padding: 0 !important; counter-reset: pass; }
.passes li { counter-increment: pass; display: grid; grid-template-columns: 3.2em 1fr; gap: 4px 16px; align-items: start; padding: 12px 0; border-top: 2px solid var(--line); margin: 0; }
.passes li::before { content: counter(pass); font-size: 1.6rem; font-weight: 800; line-height: 1.1; text-align: center; border: 3px solid var(--text); border-radius: 50%; width: 2em; height: 2em; display: flex; align-items: center; justify-content: center; }
.passes strong { font-size: 1.15rem; }
.passes .tagline { display: block; color: var(--muted); }
.arrow { display: inline-block; font-size: 1.3em; line-height: 1; font-weight: 800; }
form.report { border: 2px solid var(--line); border-radius: 16px; padding: 20px; margin: 16px 0; background: var(--panel); }
form.report label { display: block; font-weight: 700; margin: 12px 0 4px; }
form.report label:first-of-type { margin-top: 0; }
form.report textarea, form.report input[type='text'], form.report input[type='email'] {
  font: inherit; width: 100%; min-height: 56px; padding: 8px 12px; border: 2px solid var(--text); border-radius: 12px; background: var(--panel); color: var(--text);
}
form.report button { margin-top: 14px; }
.download { border: 4px solid var(--good); border-radius: 16px; padding: 20px; margin: 20px 0; background: var(--panel); }
.download h2 { margin-top: 0; }
.sheet-preview { border: 2px solid var(--line); border-radius: 12px; background: var(--panel); padding: 16px 20px; margin: 16px 0; }
.sheet-preview h3:first-child { margin-top: 0; }
.fineprint { font-size: 0.85rem; color: var(--muted); margin-top: 28px; }
@media (max-width: 600px) {
  .doc h1 { font-size: 1.5rem; }
  .cardline { font-size: 1rem; }
  .doc th, .doc td { padding: 8px; }
}
@media print {
  header.top .controls, form.signup, form.report, .practise, footer nav { display: none; }
}