@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
  src: url(../fonts/nunito-latin.woff2) format('woff2');
}

:root {
  color-scheme: light;
  --bg: #fff8ee;
  --card: #ffffff;
  --ink: #1f2430;
  --muted: #676b78;
  --line: #eadfce;
  --accent: #0f8f7a;
  --accent-ink: #ffffff;
  --accent-soft: #dcf5ef;
  --good: #15803d;
  --good-soft: #dcfce7;
  --warn: #b45309;
  --warn-soft: #fff1d6;
  --bad: #b91c1c;
  --bad-soft: #fee2e2;
  --star: #f5a70a;
  --star-off: #e7dccb;
  --clue: #fff3b0;
  --shade: #86b2ea;
  --shade-locked: #5b7fbf;
  --paper: #ffffff;
  --proto: rgba(91, 91, 214, 0.07);
  --d-purple: #7c3aed;
  --d-blue: #2563eb;
  --d-orange: #ea580c;
  --d-green: #059669;
  --d-pink: #db2777;
  --c-red: #ef4444;
  --c-blue: #3b82f6;
  --c-yellow: #facc15;
  --c-green: #22c55e;
  --c-purple: #a855f7;
  --c-orange: #f97316;
  --shadow: 0 1px 2px rgba(60, 40, 10, 0.06), 0 4px 14px rgba(60, 40, 10, 0.06);
  --radius: 18px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #16171d;
    --card: #20222b;
    --ink: #eceef3;
    --muted: #a3a7b3;
    --line: #343747;
    --accent: #4fd1b5;
    --accent-ink: #062b24;
    --accent-soft: #143a33;
    --good: #4ade80;
    --good-soft: #173826;
    --warn: #fbbf24;
    --warn-soft: #3b2c10;
    --bad: #f87171;
    --bad-soft: #3f1d1d;
    --star: #fbbf24;
    --star-off: #3a3d4c;
    --clue: #4a4012;
    --shade: #4a7cc4;
    --shade-locked: #7ea6e8;
    --paper: #2a2d38;
    --proto: rgba(155, 155, 255, 0.08);
    --d-purple: #a78bfa;
    --d-blue: #60a5fa;
    --d-orange: #fb923c;
    --d-green: #34d399;
    --d-pink: #f472b6;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 14px rgba(0, 0, 0, 0.25);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Nunito', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 18px;
  line-height: 1.5;
  padding: env(safe-area-inset-top, 0) 0 env(safe-area-inset-bottom, 0);
}

.wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 20px 16px 64px;
}

.loading { color: var(--muted); text-align: center; margin-top: 30vh; }

button, input { font: inherit; color: inherit; }

button { cursor: pointer; }

a { color: var(--accent); }

h1, h2, h3 { line-height: 1.2; margin: 0; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
/* ---------------------------------------------------------------- Home */

.hero {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 8px 0 22px;
}

.logo {
  width: 64px;
  height: 64px;
  flex: 0 0 auto;
}

.hero h1 { font-size: 2.1rem; font-weight: 900; letter-spacing: -0.01em; }

.hero p { margin: 2px 0 0; color: var(--muted); font-size: 1rem; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-bottom: 26px;
}

.feature {
  display: flex;
  gap: 14px;
  align-items: center;
  text-align: left;
  border: none;
  border-radius: var(--radius);
  padding: 18px;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: var(--shadow);
  transition: transform 0.12s;
}

.feature, a.btn, a.small-btn { text-decoration: none; }

a.btn { display: inline-flex; align-items: center; }

a.small-btn { color: var(--ink); }

.feature.alt { background: var(--card); color: var(--ink); border: 2px solid var(--accent); }

@media (hover: hover) {
  .feature:hover { transform: translateY(-2px); }
}

.feature .ico { font-size: 2.2rem; line-height: 1; }

.feature b { display: block; font-size: 1.2rem; font-weight: 900; }

.feature span.sub { display: block; font-size: 0.92rem; line-height: 1.35; opacity: 0.85; }

.stars { color: var(--star-off); letter-spacing: 1px; font-size: 1.1rem; white-space: nowrap; }

.stars .on { color: var(--star); }

.home-foot {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: space-between;
}

.linkish {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent);
  text-decoration: underline;
  font-weight: 700;
}
/* ---------------------------------------------------------------- Play screen */

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.back {
  border: none;
  background: var(--card);
  box-shadow: var(--shadow);
  border-radius: 12px;
  padding: 8px 14px;
  font-weight: 800;
}

.topbar h1 { font-size: 1.2rem; font-weight: 900; flex: 1; min-width: 0; }

.topbar h1 small { display: block; font-size: 0.8rem; color: var(--muted); font-weight: 700; }

.streak {
  font-weight: 900;
  color: var(--d-orange);
  white-space: nowrap;
  font-size: 1.05rem;
}

.progress {
  display: flex;
  gap: 5px;
  margin-bottom: 16px;
}

.progress span {
  flex: 1;
  height: 10px;
  border-radius: 999px;
  background: var(--star-off);
  transition: background 0.3s;
}

.progress span.now { background: var(--accent); opacity: 0.45; }

.progress span.good { background: var(--good); }

.progress span.ok { background: var(--warn); }

.progress span.miss { background: var(--bad); }

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

.card.pop { animation: pop 0.35s ease; }

@keyframes pop {
  0% { transform: scale(1); }
  40% { transform: scale(1.015); }
  100% { transform: scale(1); }
}

.qhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  color: var(--muted);
  font-weight: 800;
  font-size: 0.9rem;
}

.say {
  border: 1.5px solid var(--line);
  background: var(--bg);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--ink);
}

.stem { font-size: 1.2rem; }

.stem p, .prompt p { margin: 0 0 0.6em; }

.stem ul, .prompt ul { margin: 0.2em 0 0.6em; padding-left: 1.3em; }

.figure {
  margin: 14px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
}

.part {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 2px dashed var(--line);
}

.part:first-of-type.nolabel { border-top: none; padding-top: 0; margin-top: 10px; }

.part-label {
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 900;
  border-radius: 8px;
  padding: 2px 10px;
  margin-bottom: 8px;
}

.prompt { font-size: 1.15rem; margin-bottom: 12px; }

.note { color: var(--muted); font-size: 0.95rem; font-style: italic; }

.hint { margin-top: 6px; }

/* Choices */

.choices { display: grid; gap: 10px; }

.choices.layout-row { display: flex; flex-wrap: wrap; gap: 12px; }

.choice {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  background: var(--card);
  border: 2.5px solid var(--line);
  border-radius: 14px;
  padding: 10px 14px;
  min-height: 54px;
  font-size: 1.1rem;
  transition: border-color 0.12s, background 0.12s, transform 0.08s;
}

@media (hover: hover) {
  .choice:hover:not(:disabled) { border-color: var(--accent); }
}

.choice:active:not(:disabled) { transform: scale(0.98); }

.choice .letter {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--muted);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 0.95rem;
  color: var(--muted);
}

.choice .body { min-width: 0; }

.choice[aria-pressed='true'] { border-color: var(--accent); background: var(--accent-soft); }

.choice[aria-pressed='true'] .letter { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.choice.correct { border-color: var(--good); background: var(--good-soft); }

.choice.correct .letter { background: var(--good); border-color: var(--good); color: var(--card); }

.choice.correct.missed { border-style: dashed; background: var(--card); }

.choice.wrong { border-color: var(--bad); background: var(--bad-soft); }

.choice.wrong .letter { background: var(--bad); border-color: var(--bad); color: var(--card); }

.choice.tried { opacity: 0.45; text-decoration: line-through; }

.choice:disabled { cursor: default; }

.layout-row .choice .letter { display: none; }

.layout-row .choice { justify-content: center; min-width: 100px; font-weight: 800; }

/* Typed answers */

.small-btn {
  border: 2px solid var(--line);
  background: var(--card);
  border-radius: 10px;
  padding: 4px 12px;
  font-weight: 800;
  font-size: 0.9rem;
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 16px; }

.btn {
  border: none;
  border-radius: 14px;
  padding: 12px 26px;
  font-weight: 900;
  font-size: 1.1rem;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: var(--shadow);
  min-height: 50px;
}

.btn:disabled { opacity: 0.4; cursor: default; }

.btn.secondary { background: var(--card); color: var(--ink); border: 2px solid var(--line); box-shadow: none; }

.btn.go { background: var(--good); color: var(--card); }

.feedback { margin-top: 14px; }

.fb {
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 1.05rem;
}

.fb + .fb { margin-top: 10px; }

.fb.good { background: var(--good-soft); }

.fb.good .fb-title { color: var(--good); }

.fb.retry { background: var(--warn-soft); }

.fb.retry .fb-title { color: var(--warn); }

.fb.miss { background: var(--bad-soft); }

.fb.miss .fb-title { color: var(--bad); }

.fb.nudge { background: var(--bg); color: var(--muted); font-weight: 700; }

.fb-title { font-weight: 900; font-size: 1.15rem; }

details.how { margin-top: 8px; }

details.how summary { cursor: pointer; font-weight: 800; color: var(--accent); }

details.how .body { margin-top: 6px; }

details.how ol, details.how ul { margin: 4px 0; padding-left: 1.3em; }

.next-row { display: flex; justify-content: flex-end; margin-top: 16px; }

/* End screen */

.result { text-align: center; padding: 28px 20px; }

.result .big-stars { font-size: 3.2rem; letter-spacing: 6px; margin: 6px 0; }

.result .big-stars .on { color: var(--star); display: inline-block; animation: starIn 0.5s both; }

.result .big-stars .on:nth-child(2) { animation-delay: 0.15s; }

.result .big-stars .on:nth-child(3) { animation-delay: 0.3s; }

.result .big-stars span:not(.on) { color: var(--star-off); }

@keyframes starIn {
  0% { transform: scale(0) rotate(-40deg); }
  70% { transform: scale(1.25) rotate(8deg); }
  100% { transform: scale(1) rotate(0); }
}

.result h2 { font-size: 1.7rem; font-weight: 900; }

.result p { color: var(--muted); font-size: 1.1rem; }

.result .actions { justify-content: center; }

.confetti { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 5; }

.confetti i {
  position: absolute;
  top: -12px;
  width: 10px;
  height: 14px;
  border-radius: 2px;
  animation: fall 2.6s linear forwards;
}

@keyframes fall {
  to { transform: translateY(105vh) rotate(720deg); }
}

/* Intro + progress pages */

.intro h2 { font-size: 1.5rem; font-weight: 900; margin-bottom: 8px; }

.intro p { margin: 0 0 12px; }

.credit { color: var(--muted); font-size: 0.85rem; }

.table-wrap { overflow-x: auto; }

table.prog { width: 100%; border-collapse: collapse; font-size: 0.95rem; }

table.prog th, table.prog td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }

table.prog th { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; }

table.prog td.num { text-align: right; font-variant-numeric: tabular-nums; }

table.prog tr.dom td { font-weight: 900; color: var(--dc); padding-top: 18px; }

/* ---------------------------------------------------------------- Reading Quest */

.muted { color: var(--muted); }

.hero-text { min-width: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: -8px 0 10px; }

.chip {
  background: var(--card);
  box-shadow: var(--shadow);
  border-radius: 999px;
  padding: 5px 14px;
  font-weight: 800;
  font-size: 0.95rem;
  white-space: nowrap;
}

.chip.rank { color: var(--accent); }

.rank-bar {
  height: 8px;
  border-radius: 999px;
  background: var(--star-off);
  margin: 0 0 20px;
  overflow: hidden;
  max-width: 420px;
}

.rank-bar span { display: block; height: 100%; background: var(--accent); border-radius: 999px; }

.feature.alt.due { border-color: var(--d-orange); }

/* Quest map */

.world { margin: 30px 0 10px; }

.world-head {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 3px solid var(--wc);
  padding-bottom: 8px;
  margin-bottom: 14px;
}

.world-head h2 { font-size: 1.3rem; font-weight: 900; color: var(--wc); }

.world-head small { color: var(--muted); font-size: 0.85rem; font-weight: 700; }

.world-ico { font-size: 2rem; line-height: 1; }

.world-stars { margin-left: auto; font-weight: 900; color: var(--star); white-space: nowrap; }

.world.closed { opacity: 0.6; }

.path { list-style: none; margin: 0; padding: 0 0 0 4px; display: grid; gap: 10px; position: relative; }

.path::before {
  content: '';
  position: absolute;
  left: 31px;
  top: 30px;
  bottom: 30px;
  border-left: 4px dotted var(--line);
}

.step:nth-child(even) { margin-left: 28px; }

.step-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px 10px 10px;
  background: var(--card);
  border-radius: 16px;
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.12s, border-color 0.12s;
}

a.step-link:hover { border-color: var(--wc); }

@media (hover: hover) {
  a.step-link:hover { transform: translateX(3px); }
}

.node {
  flex: 0 0 auto;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 1.3rem;
  background: var(--wc);
  color: var(--card);
  box-shadow: 0 0 0 4px var(--card), 0 0 0 6px var(--wc);
}

.step.locked .node { background: var(--star-off); box-shadow: 0 0 0 4px var(--card), 0 0 0 6px var(--line); font-size: 1.1rem; }

.step.locked .step-link { box-shadow: none; background: transparent; border-style: dashed; border-color: var(--line); }

.step.done .node { background: var(--good); box-shadow: 0 0 0 4px var(--card), 0 0 0 6px var(--good); }

.step.next .node { animation: pulse 1.6s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.node-text { display: flex; flex-direction: column; min-width: 0; }

.node-text .t { font-weight: 900; font-size: 1.08rem; color: var(--wc); }

.step.locked .node-text .t { color: var(--muted); }

.node-text .d { font-size: 0.9rem; color: var(--muted); line-height: 1.35; }

/* Level intro */

.intro-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }

.intro-head h2 { color: var(--wc); flex: 1; }

.teach p, .teach ul { margin: 0 0 12px; }

.teach ul { padding-left: 1.3em; }

.example {
  background: var(--accent-soft);
  border-left: 5px solid var(--accent);
  border-radius: 10px;
  padding: 10px 14px;
}

a.back { text-decoration: none; color: var(--ink); }

.gems { font-weight: 900; color: var(--accent); white-space: nowrap; }

/* Play layout */

.play { display: grid; gap: 16px; }

@media (min-width: 900px) {
  .wrap:has(.play.split) { max-width: 1240px; }

  .play.split { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: start; }

  .play.split .passage-card {
    position: sticky;
    top: calc(12px + env(safe-area-inset-top, 0px));
    max-height: calc(100vh - 24px);
    overflow-y: auto;
  }
}

.p-title { font-size: 1.45rem; font-weight: 900; margin: 2px 0 12px; }

.p-head { font-size: 1.1rem; font-weight: 900; color: var(--accent); margin: 16px 0 6px; }

.passage { font-size: 1.15rem; line-height: 1.75; }

.passage .para { position: relative; margin: 0 0 0.85em; }

.passage .pnum {
  position: absolute;
  left: -2.1em;
  top: 0.15em;
  font-size: 0.75rem;
  font-weight: 900;
  color: var(--muted);
  width: 1.6em;
  text-align: right;
}

.passage-card:has(.pnum) .passage { padding-left: 2.1em; }

.passage.poem .stanza { margin: 0 0 1em; }

.passage.poem .s { display: block; padding-left: 1.4em; text-indent: -1.4em; }

.passage .s { border-radius: 6px; transition: background 0.15s; -webkit-box-decoration-break: clone; box-decoration-break: clone; padding: 1px 0; }

.tapping .s { cursor: pointer; background: var(--bg); box-shadow: inset 0 -2px 0 var(--line); }

@media (hover: hover) {
  .tapping .s:hover { background: var(--accent-soft); }
}

.tapping .s:focus-visible { outline: 3px solid var(--accent); outline-offset: 1px; }

.passage .s.sel { background: var(--accent-soft); box-shadow: inset 0 -3px 0 var(--accent); }

.passage .s.tried { background: transparent; box-shadow: none; text-decoration: line-through; text-decoration-color: var(--bad); opacity: 0.55; cursor: default; }

.passage .s.clue { background: var(--clue); box-shadow: inset 0 -3px 0 var(--star); }

.passage .s.wrongpick { background: var(--bad-soft); }

mark.target { background: none; color: inherit; font-weight: 900; border-bottom: 3px solid var(--accent); }

.blank {
  display: inline-block;
  min-width: 4.2em;
  border-bottom: 3px solid var(--ink);
  margin: 0 0.15em;
  text-align: center;
  line-height: 1.1;
}

.blank.filled { border-color: var(--good); color: var(--good); font-weight: 900; min-width: 0; padding: 0 0.2em; }

.tap-note { margin: 0 0 8px; font-weight: 800; color: var(--accent); }

.picked { background: var(--bg); border-radius: 12px; padding: 10px 14px; min-height: 2.6em; }

.picked q, .clue-quote q { display: block; font-style: italic; margin-top: 4px; }

.clue-quote { margin-top: 10px; background: var(--card); border-radius: 10px; padding: 8px 12px; }

.new-word { margin-top: 6px; font-weight: 700; }

.earn { color: var(--accent); font-size: 1rem; }

.fb.bonus { background: var(--warn-soft); color: var(--warn); font-weight: 900; }

/* Order */

.order-list { display: grid; gap: 10px; }

.order-item {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  background: var(--card);
  border: 2.5px solid var(--line);
  border-radius: 14px;
  padding: 10px 14px;
  min-height: 54px;
  font-size: 1.05rem;
}

.order-slot {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 2px dashed var(--muted);
  display: grid;
  place-items: center;
  font-weight: 900;
}

.order-item.placed { border-color: var(--accent); background: var(--accent-soft); }

.order-item.placed .order-slot { border-style: solid; border-color: var(--accent); background: var(--accent); color: var(--accent-ink); }

.order-item.right { border-color: var(--good); background: var(--good-soft); }

.order-item.right .order-slot { border-style: solid; border-color: var(--good); background: var(--good); color: var(--card); }

.order-item.fixed-now { border-color: var(--bad); border-style: dashed; }

.order-item.fixed-now .order-slot { border-style: solid; border-color: var(--bad); background: var(--bad); color: var(--card); }

.order-item:disabled { cursor: default; color: var(--ink); }

.order-tools { margin-top: 10px; }

/* Result */

.gem-line { font-weight: 900; color: var(--accent) !important; }

.unlock {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  background: var(--good-soft);
  border-radius: 14px;
  padding: 10px 18px;
  margin: 6px 0;
  font-size: 1.1rem;
}

.unlock .big { font-size: 2rem; }

/* Word bank */

.word-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin-top: 16px; }

.word-card { background: var(--card); border-radius: 16px; box-shadow: var(--shadow); padding: 14px; display: flex; flex-direction: column; gap: 6px; border: 2px solid transparent; }

.word-card.owned { border-color: var(--star); }

.wc-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

.wc-head b { font-size: 1.25rem; color: var(--accent); }

.wc-def { font-weight: 800; }

.wc-ex { color: var(--muted); font-size: 0.95rem; }

.boxes { display: flex; gap: 4px; margin-top: auto; padding-top: 4px; }

.boxes span { flex: 1; height: 8px; border-radius: 999px; background: var(--star-off); }

.boxes span.on { background: var(--accent); }

.hidden-word { align-items: center; justify-content: center; min-height: 120px; box-shadow: none; border: 2px dashed var(--line); background: transparent; }

.hidden-word b { font-size: 2rem; color: var(--line); }

/* Grown-ups */

.stat-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 10px; margin-bottom: 18px; }

.stat { background: var(--bg); border-radius: 12px; padding: 10px; text-align: center; }

.stat b { display: block; font-size: 1.4rem; font-weight: 900; }

.stat small { color: var(--muted); font-weight: 700; }

.card h3 { margin: 22px 0 8px; font-size: 1.15rem; font-weight: 900; }

table.prog td .about { color: var(--muted); font-size: 0.8rem; white-space: normal; max-width: 34em; }

table.prog td { white-space: normal; }

.about-app p { margin: 0 0 10px; }

.toggle { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; }

.toggle input { width: 20px; height: 20px; }

.small-btn.danger { border-color: var(--bad); color: var(--bad); }

/* QA gallery */

.gallery-item { margin: 28px 0; display: grid; gap: 12px; }

.g-right { color: var(--good); font-weight: 900; }

.g-choices li i { color: var(--muted); font-weight: 400; }

@media (max-width: 560px) {
  body { font-size: 17px; }
  .wrap { padding: 12px 12px 48px; }
  .card { padding: 16px 14px; }
  .hero h1 { font-size: 1.7rem; }
  .logo { width: 52px; height: 52px; }
  .hero p { font-size: 0.9rem; }
  .choice, .order-item { font-size: 1rem; padding: 10px 12px; }
  .passage { font-size: 1.08rem; }
  .step:nth-child(even) { margin-left: 16px; }
  .node { width: 44px; height: 44px; font-size: 1.15rem; }
  .path::before { left: 28px; }
  .world-head h2 { font-size: 1.1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* Score keeping and redo */

.btn.fix { background: var(--d-orange); color: var(--card); }

.feature.alt.fix { border-color: var(--d-orange); }

.node-score { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.best { font-size: 0.85rem; font-weight: 800; color: var(--muted); }

.to-fix { color: var(--d-orange); }

.score-box { background: var(--bg); border-radius: 12px; padding: 10px 14px; display: grid; gap: 6px; margin: 4px 0 8px; }

.hist { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }

.hist-pill { background: var(--card); border: 2px solid var(--line); border-radius: 999px; padding: 1px 10px; font-weight: 800; font-size: 0.9rem; }

.hist-pill.perfect { border-color: var(--star); }

/* Answer review */

.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }

.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px; }

.filter-row .chip { text-decoration: none; color: var(--ink); box-shadow: none; border: 2px solid var(--line); }

.filter-row .chip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.round-list { display: grid; gap: 10px; }

.round-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; text-decoration: none; color: var(--ink); padding: 12px 16px; }

.rr-main { display: flex; flex-direction: column; flex: 1; min-width: 12em; }

.rr-score { font-weight: 900; font-size: 1.2rem; }

.rr-score.perfect { color: var(--star); }

.rr-miss { font-size: 0.85rem; font-weight: 700; }

.review-sum { margin-bottom: 14px; display: grid; gap: 12px; }

.review-sum .filter-row { margin: 0; }

.ans-card { margin-bottom: 12px; border-left: 6px solid var(--line); display: grid; gap: 10px; }

.ans-card.good { border-left-color: var(--good); }

.ans-card.ok { border-left-color: var(--warn); }

.ans-card.miss { border-left-color: var(--bad); }

.ans-card .passage-card { box-shadow: none; background: var(--bg); padding: 12px 14px; }

.ans-card .prompt { margin: 0; }

.ans-head { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 0.9rem; }

.ans-mark { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 900; color: var(--card); flex: 0 0 auto; }

.ans-mark.good { background: var(--good); }

.ans-mark.ok { background: var(--warn); }

.ans-mark.miss { background: var(--bad); }

.ans-passage summary { cursor: pointer; font-weight: 800; color: var(--accent); }

.ans-passage .passage-card { margin-top: 8px; }

.ans-choices { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }

.ans-choices li { display: flex; align-items: center; gap: 10px; border: 2px solid var(--line); border-radius: 12px; padding: 6px 12px; flex-wrap: wrap; }

.ans-choices li.right { border-color: var(--good); background: var(--good-soft); }

.ans-choices li.wrong { border-color: var(--bad); background: var(--bad-soft); }

.ac-mark { width: 1.2em; font-weight: 900; }

.try-tag { font-size: 0.75rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.04em; background: var(--card); border: 1.5px solid var(--line); border-radius: 999px; padding: 1px 8px; margin-left: auto; }

.try-tag.right { color: var(--good); border-color: var(--good); }

.ans-taps, .ans-order { display: grid; gap: 8px; }

.ans-taps > div { border-radius: 12px; padding: 8px 12px; border: 2px solid var(--line); }

.ans-taps > div.right { border-color: var(--good); background: var(--good-soft); }

.ans-taps > div.wrong { border-color: var(--bad); background: var(--bad-soft); }

.ans-taps q { display: block; font-style: italic; margin-top: 4px; }

.ans-taps .try-tag, .ans-order .try-tag { margin-left: 0; }

.ans-order ol { margin: 6px 0 0; padding-left: 1.6em; }

.ans-order li.right { color: var(--good); }

.ans-order li.wrong { color: var(--bad); text-decoration: line-through; text-decoration-thickness: 1px; }

.sync-state { font-weight: 700; }

.sync-state.offline,
.sync-state.nokey { color: var(--warn); }

[hidden] { display: none !important; }

.main-menu { margin: 4px 0 6px; }

.main-menu-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 99px;
  background: var(--card);
  box-shadow: var(--shadow);
  color: inherit;
  font-weight: 800;
  text-decoration: none;
}

.link-warning {
  margin: 8px 0 0;
  padding: 10px 14px;
  border-radius: 14px;
  background: var(--warn-soft);
  color: var(--warn);
  font-weight: 700;
}

.link-warning a { color: inherit; }