:root {
  --dusk: #262a52;
  --dusk-2: #3a3c72;
  --paper: #fbf3e2;
  --paper-2: #f3e6cb;
  --ink: #241f33;
  --ink-soft: #4d4660;
  --amber: #f2a93b;
  --amber-deep: #8a4b06;
  --line: #2b2540;
  --focus: #1b6fd1;
  --danger: #a3262a;
  --radius: 14px;
  --base: 18px;
  font-size: var(--base);
  color-scheme: light;
}
:root[data-text="large"] { --base: 21px; }
:root[data-text="xl"] { --base: 24px; }

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  color: var(--ink);
  background: var(--dusk);
  -webkit-tap-highlight-color: transparent;
}
[hidden] { display: none !important; }

.pixel { image-rendering: pixelated; image-rendering: crisp-edges; display: block; }

.btn {
  font: inherit;
  font-weight: 650;
  min-height: 48px;
  padding: 0.5rem 1rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 3px 0 var(--line);
  cursor: pointer;
  transition: transform 0.08s, box-shadow 0.08s;
}
.btn:active { transform: translateY(3px); box-shadow: 0 0 0 var(--line); }
.btn:focus-visible, select:focus-visible, input:focus-visible, .cell:focus-visible {
  outline: 4px solid var(--focus);
  outline-offset: 2px;
}
.btn.primary { background: var(--amber); }
.btn.big { min-height: 64px; font-size: 1.3rem; padding: 0.6rem 2rem; }
.btn.small { min-height: 40px; font-size: 0.85rem; padding: 0.25rem 0.75rem; }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: 0.55; cursor: default; }
.pill {
  display: inline-block;
  min-width: 1.6em;
  padding: 0 0.4em;
  margin-left: 0.25em;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

/* Home */
.home {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.scene { width: 100%; max-width: 960px; aspect-ratio: 160 / 72; height: auto; }
.home-card {
  margin: -2rem 1rem 2rem;
  width: min(30rem, calc(100% - 2rem));
  background: var(--paper);
  border: 3px solid var(--line);
  border-radius: 20px;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 6px 0 var(--line);
}
.home-card h1 { margin: 0; font-size: 2.2rem; letter-spacing: 0.02em; }
.tagline { margin: 0.25rem 0 0.5rem; color: var(--ink-soft); font-size: 1.1rem; }
.progress-note { margin: 0 0 1.25rem; font-weight: 600; }
.home-links { display: flex; gap: 0.75rem; justify-content: center; margin-top: 1rem; }

/* Game */
.game {
  height: 100dvh;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  background: #bff3ff;
  overflow: hidden;
}

/* Play area: colorful parallax scenery behind a word card, controls and board that share one width. */
.stage { flex: 1; min-height: 0; position: relative; display: flex; flex-direction: column; overflow: hidden; }
.scenery { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; display: block; }
.stage > :not(.scenery) { position: relative; z-index: 1; }
.topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: max(0.5rem, env(safe-area-inset-top)) 0.75rem 0.5rem;
  background: var(--dusk);
  color: var(--paper);
}
.board-label { flex: 1; margin: 0; font-weight: 650; text-align: center; min-width: 0; }

/* Lantern strip: messages hang on a banner strung between the lanterns. */
.strip-wrap { position: relative; height: 64px; background: var(--dusk); flex: none; overflow: hidden; }
.strip { width: 100%; height: 100%; }
.strip-wrap.glow .strip { animation: glow 0.9s ease-out; }
@keyframes glow { 30% { filter: brightness(1.6) saturate(1.3); } }
.banner {
  position: absolute;
  left: 50%;
  top: 8px;
  max-width: calc(100% - 3rem);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  padding: 0.3rem 1.4rem;
  background: #fff1c9;
  color: var(--ink);
  font-weight: 800;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-top: 3px solid var(--amber-deep);
  border-bottom: 3px solid var(--amber-deep);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 50%, 100% 100%, 0 100%, 12px 50%);
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.3);
  opacity: 0;
  pointer-events: none;
}
.banner.show { animation: unfurl 2.6s cubic-bezier(.3,1.6,.5,1) forwards; }
.banner.good { background: #ffe07a; }
.banner.big { background: linear-gradient(#ffe9a6, #ffc94a); font-size: 1.15rem; }
@keyframes unfurl {
  0% { opacity: 1; transform: translateX(-50%) scaleX(0) rotate(-2deg); }
  14% { opacity: 1; transform: translateX(-50%) scaleX(1.06) rotate(1deg); }
  22% { transform: translateX(-50%) scaleX(1) rotate(0); }
  50% { transform: translateX(-50%) scaleX(1) translateY(1px); }
  64% { transform: translateX(-50%) scaleX(1) translateY(-1px); }
  86% { opacity: 1; transform: translateX(-50%) scaleX(1); }
  100% { opacity: 0; transform: translateX(-50%) scaleX(0.9) translateY(-14px); }
}

.words {
  flex: none;
  width: var(--board, 300px);
  margin: 0.6rem auto 0;
  padding: 0.5rem 0.6rem 0.6rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 4px 0 var(--line);
}
.words-head { display: flex; flex-direction: column; align-items: center; margin-bottom: 0.4rem; }
.category {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.25;
  color: var(--ink);
}
.category small { display: block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber-deep); }
.found-count { font-weight: 800; font-variant-numeric: tabular-nums; color: var(--ink-soft); }
.word-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  max-height: 7.6rem;
  overflow: auto;
}
.word-list li {
  padding: 0.15rem 0.7rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: #fffaf0;
  font-weight: 800;
  letter-spacing: 0.05em;
  font-size: 0.95rem;
}
.word-list li.found { background: var(--chip, #d9f2d0); text-decoration: line-through; text-decoration-thickness: 2px; color: var(--ink-soft); }
.word-list li.hinted { border-color: var(--amber-deep); box-shadow: 0 0 0 3px var(--amber); }
.word-list li.pop { animation: chip 0.6s cubic-bezier(.3,1.8,.5,1); }
@keyframes chip { 0% { transform: scale(1); } 35% { transform: scale(1.35) rotate(-4deg); } 100% { transform: scale(1); } }

.board-zone {
  flex: 1;
  min-height: 0;
  position: relative;
  display: grid;
  place-items: center;
  padding: 0.4rem 0.75rem;
}
.board {
  position: relative;
  width: var(--board, 300px);
  height: var(--board, 300px);
  background: #fffaf0;
  border: 3px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 5px 0 var(--line);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
.board.spin { animation: spin 0.55s cubic-bezier(.3,1.5,.5,1); }
@keyframes spin { from { transform: rotate(-90deg) scale(0.9); } }
.marks, .cells { position: absolute; inset: 6px; width: calc(100% - 12px); height: calc(100% - 12px); }
.cells { display: grid; grid-template-columns: repeat(var(--n), 1fr); grid-template-rows: repeat(var(--n), 1fr); }
.cell {
  all: unset;
  display: grid;
  place-items: center;
  font-family: Verdana, "DejaVu Sans", system-ui, sans-serif;
  font-weight: 700;
  font-size: calc((var(--board, 300px) - 12px) / var(--n) * 0.56);
  color: var(--ink);
  cursor: pointer;
  border-radius: 50%;
  position: relative;
  transition: transform 0.12s;
}
.cells.drop .cell { animation: drop 0.55s cubic-bezier(.3,1.6,.5,1) backwards; animation-delay: var(--d); }
@keyframes drop { from { transform: translateY(-180%) scale(0.6); opacity: 0; } 60% { opacity: 1; } }
.cell.sel { transform: scale(1.22); color: #5a2a00; animation: sel 0.25s cubic-bezier(.3,2,.5,1); }
@keyframes sel { from { transform: scale(0.8); } }
.cell.start { background: rgba(242, 169, 59, 0.45); box-shadow: inset 0 0 0 3px var(--amber-deep); }
.cell.burst { animation: burst 0.6s cubic-bezier(.3,1.8,.5,1) backwards; animation-delay: var(--d, 0s); }
@keyframes burst { 0% { transform: scale(1); } 40% { transform: scale(1.5) rotate(8deg); color: #fff; text-shadow: 0 0 6px #b86b10, 0 2px 0 #8a4b06; } 100% { transform: scale(1); } }
.cell.hint::after {
  content: "";
  position: absolute;
  inset: 6%;
  border-radius: 50%;
  border: 4px solid var(--amber-deep);
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse { 50% { transform: scale(1.18); opacity: 0.45; } }
.marks line { stroke-linecap: round; }
.marks .found { stroke-opacity: 0.85; }
.marks .found.new { animation: draw 0.45s ease-out; }
@keyframes draw { from { stroke-width: 0.2; stroke-opacity: 1; } 50% { stroke-width: 1; } }
.marks .live { stroke: var(--amber); stroke-opacity: 0.6; }
.board.shake { animation: shake 0.3s; }
@keyframes shake { 25% { transform: translateX(-6px) rotate(-1deg); } 75% { transform: translateX(6px) rotate(1deg); } }

.praise {
  position: absolute;
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%) scale(0);
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: #ffd84d;
  -webkit-text-stroke: 3px #6b2e00;
  paint-order: stroke fill;
  text-shadow: 0 5px 0 #6b2e00, 0 0 24px rgba(255, 190, 60, 0.8);
  pointer-events: none;
  white-space: nowrap;
  opacity: 0;
}
.praise.show { animation: praise 1.1s cubic-bezier(.3,1.7,.5,1) forwards; }
@keyframes praise {
  0% { opacity: 1; transform: translate(-50%, -50%) scale(0) rotate(-10deg); }
  30% { transform: translate(-50%, -50%) scale(1.15) rotate(3deg); }
  45% { transform: translate(-50%, -50%) scale(1) rotate(0); }
  80% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -90%) scale(1); }
}

.controls {
  flex: none;
  display: flex;
  gap: 0.5rem;
  width: var(--board, 300px);
  margin: 0.6rem auto 0;
}
.ctrl {
  font: inherit;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  min-height: 52px;
  flex: 1 1 0;
  min-width: 0;
  justify-content: center;
  padding: 0.35rem 0.5rem;
  font-size: clamp(0.8rem, calc(var(--board, 300px) / 22), 1.05rem);
  white-space: nowrap;
  border: 3px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(#ffe08a, var(--amber));
  color: var(--ink);
  box-shadow: 0 5px 0 #6b3a05, inset 0 3px 0 rgba(255,255,255,0.55);
  cursor: pointer;
  transition: transform 0.08s, box-shadow 0.08s;
}
.ctrl + .ctrl { background: linear-gradient(#cfe9ff, #8fc5f4); box-shadow: 0 5px 0 #24507e, inset 0 3px 0 rgba(255,255,255,0.55); }
.ctrl:active { transform: translateY(4px); box-shadow: 0 1px 0 #6b3a05; }
.ctrl:focus-visible { outline: 4px solid var(--focus); outline-offset: 2px; }

.ad-bar {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 64px;
  padding: 0.4rem 0.75rem max(0.4rem, env(safe-area-inset-bottom));
  background: #ffffff;
  border-top: 3px solid var(--line);
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.ad-tag { font-weight: 800; font-size: 0.7rem; padding: 0 0.4em; border: 1.5px solid currentColor; border-radius: 4px; }

/* Lumi, the lantern mascot, walks over and knocks on a letter when the player has been still for a while. */
.mascot {
  position: absolute;
  left: 0;
  top: 0;
  width: 64px;
  height: 72px;
  z-index: 5;
  pointer-events: none;
  filter: drop-shadow(0 4px 0 rgba(43, 37, 64, 0.35));
}
.mascot svg { width: 100%; height: 100%; overflow: visible; }
.mascot.flip svg { transform: scaleX(-1); }
.mascot .body { transform-origin: 32px 60px; animation: bob 1.6s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-2px) scale(1.02, 0.98); } }
.mascot.walking .body { animation: hop 0.36s ease-in-out infinite; }
@keyframes hop { 50% { transform: translateY(-4px) rotate(3deg); } }
.mascot .leg { transform-box: fill-box; transform-origin: top center; }
.mascot.walking .leg-a { animation: step 0.36s ease-in-out infinite; }
.mascot.walking .leg-b { animation: step 0.36s ease-in-out infinite reverse; }
@keyframes step { 0%, 100% { transform: rotate(18deg); } 50% { transform: rotate(-18deg); } }
.mascot .arm { transform-box: fill-box; transform-origin: 0% 100%; }
.mascot.knock .arm { animation: knock 0.36s ease-in-out infinite; }
@keyframes knock { 50% { transform: rotate(28deg) translate(2px, 3px); } }
.cell.knocked { animation: knocked 0.36s ease-in-out 3; }
@keyframes knocked { 30% { transform: translateX(-3px) rotate(-6deg) scale(1.1); } 70% { transform: translateX(3px) rotate(6deg) scale(1.1); } }
.ctrl svg { flex: none; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.ctrl.wiggle { animation: wiggle 0.5s; }
@keyframes wiggle { 25% { transform: rotate(-6deg); } 75% { transform: rotate(6deg); } }

.fx { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 15; }

/* Overlays */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 40, 0.6);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 10;
}
.dialog {
  width: min(28rem, 100%);
  max-height: calc(100% - 1rem);
  overflow: auto;
  background: var(--paper);
  border: 3px solid var(--line);
  border-radius: 20px;
  padding: 1.25rem 1.25rem 1.5rem;
  box-shadow: 0 6px 0 var(--line);
}
.complete-card { text-align: center; animation: rise 0.3s ease-out; }
@keyframes rise { from { transform: translateY(16px); opacity: 0; } }
.complete-card h2 { margin: 0.5rem 0 0.25rem; font-size: 1.8rem; }
.complete-art { width: 144px; height: 120px; margin: 0 auto; }
.ad-slot {
  margin: 1rem 0;
  padding: 0.75rem;
  border: 2px dashed var(--ink-soft);
  border-radius: var(--radius);
  background: #fff;
}
.ad-label { margin: 0; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-soft); }
.ad-body { margin: 0.25rem 0 0.5rem; }

.sheet-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.sheet-head h2 { margin: 0; }
.field { display: grid; gap: 0.35rem; font-weight: 650; margin-bottom: 1rem; }
.toggle { display: flex; align-items: center; gap: 0.75rem; font-weight: 650; min-height: 48px; margin-bottom: 0.5rem; }
.toggle input { width: 28px; height: 28px; accent-color: var(--amber-deep); }
input[type="range"] { width: 100%; min-height: 40px; accent-color: var(--amber-deep); }
.sheet-actions { display: grid; gap: 0.75rem; margin-top: 1rem; }

/* Selects: chevron in a wrapper around the select only, 12px inset, 48px end padding reserved. */
.select-wrap { position: relative; display: block; }
.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  min-height: 52px;
  font: inherit;
  font-weight: 500;
  color: var(--ink);
  background: #fffaf0;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  padding: 0.5rem 48px 0.5rem 0.9rem;
}
.select-wrap select:disabled { opacity: 0.55; }
.select-wrap .chevron {
  position: absolute;
  right: 14px;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translateY(-50%);
  pointer-events: none;
  fill: none;
  stroke: var(--ink);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@media (forced-colors: active) {
  .select-wrap select { appearance: auto; -webkit-appearance: auto; padding-right: 0.9rem; }
  .select-wrap .chevron { display: none; }
}

.test-store {
  margin: 0 0 1rem;
  padding: 0.6rem 0.8rem;
  background: #fff3c4;
  border: 2px solid var(--amber-deep);
  border-radius: var(--radius);
  font-weight: 600;
}
.shop-list { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; gap: 0.75rem; }
.shop-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: #fffaf0;
}
.shop-list .info { flex: 1; }
.shop-list .name { font-weight: 700; display: block; }
.shop-list .desc { font-size: 0.9rem; color: var(--ink-soft); }
.shop-list .owned { font-weight: 700; color: #2c6b2f; }

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(1.5rem + env(safe-area-inset-bottom));
  transform: translate(-50%, 1rem);
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 650;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  z-index: 20;
  max-width: calc(100% - 2rem);
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .cell.hint::after { border-width: 6px; }
}