/* ==========================================================================
   Logo Quest — little clues. big discoveries.
   Mobile-first, self-hosted fonts, no external dependencies.
   ========================================================================== */

@font-face {
  font-family: 'Fredoka';
  src: url('/assets/fonts/fredoka.woff2') format('woff2');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Nunito';
  src: url('/assets/fonts/nunito.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #fff9ed;
  --paper-deep: #f6ecd6;
  --ink: #203d42;
  --ink-soft: #526566;
  --sea: #d8f0eb;
  --sea-deep: #bfe4dc;
  --teal: #28695b;
  --teal-deep: #1f5649;
  --coral: #e88766;
  --coral-ink: #8f432e;
  --golden: #f0c85a;
  --lavender: #ddd9f3;
  --sky: #d8ebf4;

  --display: 'Fredoka', 'Arial Rounded MT Bold', ui-rounded, 'Nunito', system-ui, sans-serif;
  --body: 'Nunito', ui-rounded, 'Segoe UI', system-ui, -apple-system, sans-serif;

  --radius: 18px;
  --radius-sm: 12px;
  --line: 2px solid var(--ink);
  --shadow: 0.3rem 0.3rem 0 rgba(32, 61, 66, 0.16);
  --shadow-lift: 0.45rem 0.45rem 0 rgba(32, 61, 66, 0.16);
  --focus: 3px solid var(--ink);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

/* --------------------------------------------------------------- reset */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  background: var(--paper);
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(216, 240, 235, 0.55) 0, transparent 28%),
    radial-gradient(circle at 90% 92%, rgba(240, 200, 90, 0.18) 0, transparent 26%),
    var(--paper);
  display: flex;
  flex-direction: column;
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

[hidden] {
  display: none !important;
}

.defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------------------------------------ focus */

:focus-visible {
  outline: var(--focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

h1:focus,
h2:focus,
h3:focus {
  outline: none;
}

h1:focus-visible,
h2:focus-visible,
h3:focus-visible {
  outline: var(--focus);
  outline-offset: 6px;
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 50;
  padding: var(--space-3) var(--space-4);
  background: var(--teal);
  color: var(--paper);
  font-family: var(--display);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform 120ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* --------------------------------------------------------- typography */

.display {
  font-family: var(--display);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.012em;
  margin: 0 0 var(--space-4);
  font-size: clamp(2.125rem, 4.2vw + 1rem, 3.75rem);
  text-wrap: balance;
}

h2.display {
  font-size: clamp(1.9rem, 3.4vw + 0.8rem, 3rem);
}

.kicker {
  margin: 0 0 var(--space-3);
  font-family: var(--display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--teal);
}

.lede {
  margin: 0 0 var(--space-4);
  font-size: 1.125rem;
  max-width: 34ch;
}

.note {
  margin: 0 0 var(--space-5);
  color: var(--ink-soft);
  max-width: 36ch;
}

/* ------------------------------------------------------------ buttons */

.btn {
  --btn-bg: var(--paper);
  --btn-fg: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: 0.6rem 1.15rem;
  border: var(--line);
  border-radius: 14px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.1;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  touch-action: manipulation;
  transition: transform 90ms ease, box-shadow 90ms ease, background-color 120ms ease;
}

.btn:hover {
  background: var(--paper-deep);
}

.btn:active {
  transform: translate(0.15rem, 0.15rem);
  box-shadow: 0.1rem 0.1rem 0 rgba(32, 61, 66, 0.16);
}

.btn:disabled {
  cursor: default;
  opacity: 0.5;
  box-shadow: none;
  transform: none;
}

.btn-primary {
  --btn-bg: var(--teal);
  --btn-fg: var(--paper);
}

.btn-primary:hover {
  background: var(--teal-deep);
}

.btn-large {
  min-height: 56px;
  font-size: 1.2rem;
  padding-inline: 1.5rem;
}

.btn-compact {
  min-height: 44px;
  padding: 0.4rem 0.85rem;
  font-size: 0.95rem;
}

.btn-ghost {
  --btn-bg: transparent;
  box-shadow: none;
  border-color: rgba(32, 61, 66, 0.3);
}

.btn-ghost:hover {
  background: rgba(32, 61, 66, 0.06);
  border-color: var(--ink);
}

.btn-icon {
  width: 1.2em;
  height: 1.2em;
}

.count {
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border-radius: 999px;
  background: var(--golden);
  color: var(--ink);
  font-size: 0.85em;
}

/* ------------------------------------------------------------- header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  padding: calc(var(--space-3) + var(--safe-top)) var(--space-4) var(--space-3);
  border-bottom: 2px dashed rgba(32, 61, 66, 0.2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink);
  text-decoration: none;
  min-height: 44px;
}

.brand-mark {
  width: 36px;
  height: 36px;
  flex: none;
}

.brand-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

.header-nav {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

/* --------------------------------------------------------------- main */

main {
  flex: 1 0 auto;
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-4) var(--space-7);
}

.view {
  animation: none;
}

.view-play {
  max-width: 1080px;
  margin-inline: auto;
}

.view-stickers {
  max-width: 1080px;
  margin-inline: auto;
}

.section-top {
  margin-bottom: var(--space-4);
}

/* ---------------------------------------------------------------- map */

.map-layout {
  display: grid;
  gap: var(--space-5);
}

.map-intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.ticket {
  margin-top: var(--space-5);
  padding: var(--space-3) var(--space-4);
  border: 2px dashed var(--ink);
  border-radius: var(--radius-sm);
  background: var(--paper-deep);
  position: relative;
}

.ticket::before,
.ticket::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px dashed var(--ink);
  transform: translateY(-50%);
}

.ticket::before {
  left: -11px;
}

.ticket::after {
  right: -11px;
}

.ticket-kicker {
  margin: 0 0 var(--space-1);
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
}

.ticket-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0 var(--space-2);
  font-weight: 700;
}

.ticket-list li + li::before {
  content: '•';
  margin-right: var(--space-2);
  color: var(--coral);
}

/* Map stage: on small screens a vertical trail; on wide screens an overlay map */

.map-stage {
  position: relative;
}

.map-art {
  display: none;
}

.stops {
  list-style: none;
  margin: 0;
  padding: 0 0 0 2.25rem;
  position: relative;
  display: grid;
  gap: var(--space-4);
}

.stops::before {
  content: '';
  position: absolute;
  left: 0.95rem;
  top: 1.5rem;
  bottom: 1.5rem;
  border-left: 5px dotted var(--teal);
}

.stop-item {
  position: relative;
}

.stop-item::before {
  content: '';
  position: absolute;
  left: -1.78rem;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--golden);
  border: 2px solid var(--ink);
  transform: translateY(-50%);
}

.stop {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: minmax(96px, 128px) 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-2);
  min-height: 96px;
  text-align: left;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--sea);
  color: var(--ink);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 90ms ease, box-shadow 90ms ease;
}

.stop:hover {
  background: #e6f6f2;
}

.stop:active {
  transform: translate(0.15rem, 0.15rem);
  box-shadow: 0.1rem 0.1rem 0 rgba(32, 61, 66, 0.16);
}

.stop[aria-pressed='true'] {
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 6px var(--teal), var(--shadow);
}

.stop-art {
  width: 100%;
  height: auto;
  transition: filter 160ms ease;
}

.stop-text {
  display: grid;
  gap: 0.1rem;
}

.stop-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.05;
}

.stop-status {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--teal);
}

.stop[data-state='locked'] .stop-art {
  filter: grayscale(1) opacity(0.55);
}

.stop[data-state='locked'] .stop-status {
  color: var(--ink-soft);
}

.stop[data-state='current'] .stop-status {
  color: var(--coral-ink);
}

.stop-badge {
  position: absolute;
  top: -0.6rem;
  right: -0.4rem;
  width: 34px;
  height: 34px;
  padding: 5px;
  display: none;
  border-radius: 50%;
  background: var(--paper);
  border: var(--line);
}

.stop-badge svg {
  width: 100%;
  height: 100%;
}

.stop[data-state='done'] .stop-badge-done,
.stop[data-state='locked'] .stop-badge-lock {
  display: block;
}

.destination-detail {
  margin-top: var(--space-5);
  padding: var(--space-4);
  display: grid;
  gap: var(--space-4);
  align-items: center;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-lift);
}

.destination-detail[data-world='sunny-square'] {
  border-left: 10px solid var(--golden);
}

.destination-detail[data-world='pixel-park'] {
  border-left: 10px solid var(--sky);
}

.destination-detail[data-world='sound-woods'] {
  border-left: 10px solid var(--teal);
}

.destination-detail[data-world='moonport'] {
  border-left: 10px solid var(--lavender);
}

.detail-name {
  margin: 0 0 var(--space-1);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.6rem;
  line-height: 1.05;
}

.detail-subtitle {
  margin: 0 0 var(--space-2);
}

.detail-status {
  margin: 0;
  font-weight: 700;
  color: var(--teal);
}

/* --------------------------------------------------------------- play */

.play-toolbar {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.play-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-bottom: var(--space-4);
}

.destination-tag {
  margin: 0;
  flex-basis: 100%;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.2;
  color: var(--teal);
}

.destination-tag strong {
  color: var(--ink);
  font-weight: 700;
}

.meta-pill {
  margin: 0;
  padding: 0.2rem 0.75rem;
  border: 2px solid rgba(32, 61, 66, 0.25);
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  background: var(--paper-deep);
}

.play-grid {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.companion {
  display: grid;
  grid-template-columns: minmax(88px, 120px) 1fr;
  gap: var(--space-3);
  align-items: center;
}

.pip-large {
  width: 100%;
  height: auto;
}

.bubble {
  position: relative;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  min-height: 4.2rem;
  border: var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 1.05rem;
}

.bubble::before {
  content: '';
  position: absolute;
  left: -11px;
  top: 50%;
  width: 18px;
  height: 18px;
  background: #fff;
  border-left: var(--line);
  border-bottom: var(--line);
  transform: translateY(-50%) rotate(45deg);
}

.stage {
  display: flex;
  justify-content: center;
}

.stage-frame {
  position: relative;
  width: min(100%, 360px);
  aspect-ratio: 1 / 1;
  border: var(--line);
  border-radius: 28px;
  background: var(--paper);
  box-shadow:
    inset 0 0 0 7px var(--paper),
    inset 0 0 0 9px rgba(32, 61, 66, 0.28),
    var(--shadow-lift);
  overflow: hidden;
}

#logo-image {
  position: absolute;
  inset: 0;
  width: 60%;
  height: 60%;
  margin: auto;
  object-fit: contain;
}

.stage-loading,
.stage-error {
  position: absolute;
  inset: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-5);
  color: var(--ink-soft);
  font-weight: 700;
}

.stage-loading::before {
  content: '';
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-3);
  border-radius: 50%;
  border: 4px dotted var(--teal);
  animation: turn 1.6s linear infinite;
}

.stage-error {
  color: var(--ink);
}

.stage-error h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--display);
  font-size: 1.3rem;
  line-height: 1.1;
}

.stage-error p {
  margin: 0 0 var(--space-3);
  color: var(--ink-soft);
}

.stage-error-actions {
  display: grid;
  gap: var(--space-2);
  width: 100%;
  max-width: 240px;
}

.stamp {
  position: absolute;
  top: 6%;
  right: 5%;
  padding: 0.35rem 0.7rem;
  display: grid;
  justify-items: center;
  gap: 0.1rem;
  border: 4px double var(--coral);
  border-radius: 10px;
  background: rgba(255, 249, 237, 0.9);
  color: var(--coral-ink);
  font-family: var(--display);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transform: rotate(-12deg);
  pointer-events: none;
}

.stamp-word {
  font-size: 0.8rem;
}

.stamp-name {
  font-size: 1.05rem;
}

.stamp.is-popping {
  animation: stamp-pop 480ms cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

.question {
  margin: 0 0 var(--space-3);
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.5rem, 2.5vw + 0.8rem, 2.1rem);
  line-height: 1.05;
}

.choices {
  display: grid;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.choice {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 64px;
  padding: 0.6rem 0.9rem;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.1;
  text-align: left;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 90ms ease, box-shadow 90ms ease, background-color 120ms ease;
}

.choice:hover {
  background: var(--sea);
}

.choice:active {
  transform: translate(0.15rem, 0.15rem);
  box-shadow: 0.1rem 0.1rem 0 rgba(32, 61, 66, 0.16);
}

.choice:disabled {
  cursor: default;
  box-shadow: none;
}

.choice-key {
  flex: none;
  width: 1.9rem;
  height: 1.9rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--golden);
  font-size: 0.95rem;
}

.choice[aria-disabled='true'] {
  cursor: default;
  background: var(--paper-deep);
  border-style: dashed;
  color: var(--ink-soft);
  box-shadow: none;
}

.choice[aria-disabled='true'] .choice-key {
  background: var(--paper);
  border-style: dashed;
}

.choice.is-answer {
  background: var(--sea);
  border-width: 3px;
  border-color: var(--teal);
}

.choice.is-answer::after {
  content: '✓';
  margin-left: auto;
  color: var(--teal);
  font-size: 1.4rem;
}

.helpers {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.disclosure {
  margin-bottom: var(--space-4);
  border: 2px dashed rgba(32, 61, 66, 0.3);
  border-radius: var(--radius-sm);
  padding: 0 var(--space-3);
}

.disclosure summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  font-family: var(--display);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.disclosure summary::-webkit-details-marker {
  display: none;
}

.disclosure summary::before {
  content: '';
  width: 0.55rem;
  height: 0.55rem;
  margin-right: var(--space-3);
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(-45deg);
  transition: transform 120ms ease;
}

.disclosure[open] summary::before {
  transform: rotate(45deg);
}

.type-form {
  padding: 0 0 var(--space-3);
}

.type-form label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.type-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.type-row input {
  flex: 1 1 180px;
  min-height: 48px;
  padding: 0.4rem 0.8rem;
  border: var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 1.1rem;
}

.hint-text {
  margin: var(--space-2) 0 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.voice {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
}

.voice-status {
  margin: 0;
  font-weight: 700;
  color: var(--teal);
  min-height: 1.5rem;
}

/* ----------------------------------------------------------- complete */

.view-complete {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.badge-figure {
  margin: var(--space-4) auto var(--space-5);
}

.badge {
  width: clamp(150px, 36vw, 220px);
  height: auto;
  margin: 0 auto var(--space-2);
}

.view-complete[data-world='sunny-square'] .badge {
  --badge-accent: var(--golden);
}

.view-complete[data-world='pixel-park'] .badge {
  --badge-accent: var(--sky);
}

.view-complete[data-world='sound-woods'] .badge {
  --badge-accent: #9fd3c4;
}

.view-complete[data-world='moonport'] .badge {
  --badge-accent: var(--lavender);
}

.badge-figure figcaption {
  font-family: var(--display);
  font-weight: 600;
  color: var(--teal);
}

.complete-line {
  margin: 0 0 var(--space-2);
  font-size: 1.125rem;
  font-weight: 700;
}

.complete-learned {
  color: var(--ink-soft);
}

.complete-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* ------------------------------------------------------- sticker book */

.empty {
  padding: var(--space-4);
  border: 2px dashed rgba(32, 61, 66, 0.3);
  border-radius: var(--radius-sm);
  max-width: 44ch;
}

.sticker-grid {
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-4);
}

.sticker {
  display: grid;
  gap: var(--space-2);
  justify-items: center;
}

.sticker-art {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  border: var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: var(--shadow);
  padding: 14%;
}

.sticker-art img,
.sticker-art svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.sticker[data-state='locked'] .sticker-art {
  background: var(--paper-deep);
  border-style: dashed;
  box-shadow: none;
}

.sticker[data-world='sunny-square'][data-state='earned'] .sticker-art {
  background: #fff6dc;
}

.sticker[data-world='pixel-park'][data-state='earned'] .sticker-art {
  background: #eef6fb;
}

.sticker[data-world='sound-woods'][data-state='earned'] .sticker-art {
  background: #eaf7f3;
}

.sticker[data-world='moonport'][data-state='earned'] .sticker-art {
  background: #f1effa;
}

.sticker-caption {
  margin: 0;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
}

.sticker[data-state='locked'] .sticker-caption {
  color: var(--ink-soft);
}

/* -------------------------------------------------------------- about */

.about-list {
  margin: 0;
  padding-left: 1.2rem;
  max-width: 56ch;
  display: grid;
  gap: var(--space-2);
}

/* ------------------------------------------------------------- footer */

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  padding: var(--space-4) var(--space-4) calc(var(--space-5) + var(--safe-bottom));
  border-top: 2px dashed rgba(32, 61, 66, 0.2);
  font-family: var(--display);
  font-weight: 600;
  color: var(--teal);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--ink);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.noscript {
  margin: var(--space-4);
  padding: var(--space-4);
  border: var(--line);
  border-radius: var(--radius-sm);
  background: var(--golden);
}

/* ---------------------------------------------------------- animation */

@keyframes stamp-pop {
  0% {
    transform: rotate(-12deg) scale(1.7);
    opacity: 0;
  }
  60% {
    transform: rotate(-12deg) scale(0.92);
    opacity: 1;
  }
  100% {
    transform: rotate(-12deg) scale(1);
    opacity: 1;
  }
}

@keyframes turn {
  to {
    transform: rotate(360deg);
  }
}

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

  .stamp.is-popping {
    animation: none;
  }
}

/* -------------------------------------------------------- breakpoints */

@media (min-width: 600px) {
  .choices {
    grid-template-columns: 1fr 1fr;
  }

  .stage-error-actions {
    grid-template-columns: 1fr;
  }

  .destination-detail {
    grid-template-columns: 1fr auto;
  }

  .companion {
    grid-template-columns: minmax(110px, 150px) 1fr;
  }
}

@media (min-width: 820px) {
  .play-grid {
    grid-template-columns: minmax(260px, 1fr) minmax(0, 1.2fr);
    align-items: center;
  }

  .companion {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .pip-large {
    width: clamp(160px, 22vw, 240px);
  }

  .bubble::before {
    left: 50%;
    top: -10px;
    transform: translateX(-50%) rotate(135deg);
  }

  .play-meta .destination-tag {
    flex-basis: auto;
    margin-right: auto;
  }
}

/* Wide screens: the illustrated overlay map */
@media (min-width: 980px) {
  main {
    padding-inline: var(--space-6);
  }

  .map-layout {
    grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.8fr);
    gap: var(--space-6);
    align-items: start;
  }

  .map-art {
    display: block;
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }

  .map-stage {
    aspect-ratio: 1000 / 640;
    border: var(--line);
    border-radius: 38px;
    box-shadow: var(--shadow-lift);
    overflow: visible;
  }

  .stops {
    position: absolute;
    inset: 0;
    padding: 0;
    display: block;
  }

  .stops::before,
  .stop-item::before {
    display: none;
  }

  .stop-item {
    position: absolute;
    width: 25%;
  }

  .stop-item[data-stop-item='sunny-square'] {
    left: 4%;
    top: 45%;
  }

  .stop-item[data-stop-item='pixel-park'] {
    left: 31%;
    top: 5%;
  }

  .stop-item[data-stop-item='sound-woods'] {
    left: 55%;
    top: 47%;
  }

  .stop-item[data-stop-item='moonport'] {
    left: 73%;
    top: 3%;
  }

  .stop {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
    min-height: 0;
    border: 0;
    border-radius: 24px;
    background: transparent;
    box-shadow: none;
    justify-items: center;
  }

  .stop:hover {
    background: transparent;
  }

  .stop:hover .stop-art,
  .stop:focus-visible .stop-art {
    transform: translateY(-3px);
  }

  .stop:active {
    transform: none;
    box-shadow: none;
  }

  .stop[aria-pressed='true'] {
    box-shadow: none;
  }

  .stop-art {
    transition: transform 120ms ease, filter 160ms ease;
  }

  .stop-text {
    justify-items: center;
    text-align: center;
    margin-top: -0.4rem;
    padding: 0.35rem 0.8rem 0.45rem;
    border: var(--line);
    border-radius: 12px;
    background: var(--paper);
    box-shadow: var(--shadow);
    min-width: 60%;
  }

  .stop[aria-pressed='true'] .stop-text {
    border-width: 3px;
    border-color: var(--teal);
  }

  .stop-name {
    font-size: 1.15rem;
  }

  .stop-status {
    font-size: 0.8rem;
  }

  .stop-badge {
    top: 10%;
    right: 12%;
    width: 38px;
    height: 38px;
  }

  .destination-detail {
    margin-top: var(--space-5);
  }
}

@media (min-width: 1280px) {
  .display {
    font-size: 3.75rem;
  }

  .stop-name {
    font-size: 1.3rem;
  }

  .stop-status {
    font-size: 0.9rem;
  }
}

/* Keep the picture and all four choices close together on a phone. */
@media (max-width: 599px) {
  body[data-view='play'] .site-header { flex-wrap: nowrap; padding: 10px 16px; }
  body[data-view='play'] .brand-mark { width: 28px; height: 28px; }
  body[data-view='play'] .brand-name { font-size: 1.1rem; white-space: nowrap; }
  body[data-view='play'] #about-button { display: none; }
  body[data-view='play'] #sticker-book-button { font-size: 0.9rem; padding: 8px; gap: 5px; }
  body[data-view='play'] main { padding-top: 14px; }
  .view-play .section-top { margin-bottom: 12px; }
  .view-play .play-meta { margin-bottom: 12px; }
  .view-play .play-grid { gap: 12px; margin-bottom: 16px; }
  .view-play .companion { grid-template-columns: 66px 1fr; gap: 10px; }
  .view-play .bubble { min-height: 0; padding: 10px 12px; font-size: 1rem; }
  .view-play .stage-frame { aspect-ratio: auto; height: 220px; }
  .view-play .stage-frame[data-status='error'] { height: 360px; }
  .view-play #logo-image { height: 66%; width: 66%; }
  .view-play .choices { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .view-play .choice { min-height: 62px; gap: 7px; padding: 10px; font-size: 1.05rem; }
  .view-play .choice-key { width: 25px; height: 25px; font-size: 0.8rem; }
  .view-play .choice.is-answer::after { font-size: 1rem; }
  .sticker-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .sticker-caption { font-size: 0.85rem; overflow-wrap: anywhere; }
}

@media (min-width: 900px) {
  .sticker-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ==========================================================================
   v2 additions: difficulty styles, trails, challenge stage, Pip reactions,
   route progress, voice controls, grouped sticker book.
   ========================================================================== */

/* ------------------------------------------------------- map: returning */

.returning {
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--teal);
  border-radius: var(--radius-sm);
  background: var(--sea);
  font-weight: 700;
  max-width: 40ch;
}

/* ------------------------------------------------------- map: difficulty */

.difficulty {
  margin: 0 0 var(--space-5);
  padding: var(--space-3) var(--space-3) var(--space-2);
  border: var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
  min-inline-size: 0;
  width: 100%;
  max-width: 560px;
}

.difficulty-legend {
  padding: 0 var(--space-2);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.1rem;
}

.difficulty-options {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.difficulty-option {
  display: grid;
  gap: 0.15rem;
  min-height: 56px;
  padding: 0.5rem 0.8rem;
  border: var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-deep);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform 90ms ease, background-color 120ms ease, box-shadow 120ms ease;
}

.difficulty-option:hover {
  background: var(--sea);
}

.difficulty-option[aria-pressed='true'] {
  background: var(--teal);
  color: var(--paper);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 5px var(--teal);
}

.difficulty-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.1rem;
}

.difficulty-tag {
  font-size: 0.9rem;
  line-height: 1.25;
}

.difficulty-note {
  margin: var(--space-3) 0 var(--space-1);
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.stop-progress {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink-soft);
}

.stop[data-legacy='true'][data-state='open'] .stop-badge-done,
.stop[data-legacy='true'][data-state='current'] .stop-badge-done {
  display: block;
}

/* ----------------------------------------------------------- map: trails */

.trail-list {
  min-width: 0;
}

.trail-heading {
  margin: 0 0 var(--space-2);
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--teal);
}

.trails {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.trail {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
  min-height: 56px;
  padding: 0.5rem 0.75rem;
  border: var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 90ms ease, box-shadow 90ms ease, background-color 120ms ease;
}

.trail:hover {
  background: var(--sea);
}

.trail:active {
  transform: translate(0.15rem, 0.15rem);
  box-shadow: 0.1rem 0.1rem 0 rgba(32, 61, 66, 0.16);
}

.trail[aria-pressed='true'] {
  border-width: 3px;
  border-color: var(--teal);
  background: var(--sea);
}

.trail[data-state='locked'] {
  background: var(--paper-deep);
  border-style: dashed;
  box-shadow: none;
  color: var(--ink-soft);
}

.trail-index {
  width: 2rem;
  height: 2rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--golden);
  font-family: var(--display);
  font-weight: 700;
}

.trail[data-state='done'] .trail-index {
  background: var(--teal);
  color: var(--paper);
}

.trail[data-state='locked'] .trail-index {
  background: var(--paper);
  border-style: dashed;
}

.trail-text {
  display: grid;
  gap: 0.1rem;
  min-width: 0;
}

.trail-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.1;
}

.trail-status {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal);
}

.trail[data-state='locked'] .trail-status {
  color: var(--ink-soft);
}

.trail-flag {
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: var(--coral);
  color: var(--paper);
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.8rem;
}

.detail-actions {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.trail-detail {
  margin: 0;
  font-weight: 700;
}

/* ----------------------------------------------------------- play: meta */

.meta-pill-challenge {
  background: var(--golden);
  border-color: var(--ink);
}

.route {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-basis: 100%;
}

.route-stop {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: var(--paper);
  position: relative;
  transition: transform 160ms ease, background-color 160ms ease;
}

.route-stop + .route-stop::before {
  content: '';
  position: absolute;
  right: 100%;
  top: 50%;
  width: 0.6rem;
  border-top: 3px dotted var(--teal);
  transform: translateY(-50%);
}

.route-stop[data-state='current'] {
  background: var(--golden);
  transform: scale(1.25);
}

.route-stop[data-state='done'] {
  background: var(--teal);
}

.route-stop[data-sticker='true'] {
  background: var(--coral);
  animation: route-stamp 420ms cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

/* -------------------------------------------------------- play: stage */

.stage-frame[data-challenge='detail'][data-window='true'],
.stage-frame[data-challenge='mystery'],
.stage-frame[data-challenge='memory'] {
  background: var(--paper-deep);
}

#logo-image {
  transition: transform 220ms ease;
  will-change: transform;
}

#logo-image.is-peeking {
  animation: peek-in 220ms ease both;
}

.stage-window {
  display: none;
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 28px;
  box-shadow: inset 0 0 0 18px var(--paper), inset 0 0 0 22px var(--coral);
}

.stage-frame[data-challenge='detail'][data-window='true'] .stage-window {
  display: block;
}

.stage-cover {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  text-align: center;
  color: var(--ink-soft);
  font-weight: 700;
}

.stage-cover-mark {
  width: 84px;
  height: 84px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  border: 3px dashed var(--ink);
  background: var(--paper);
  font-family: var(--display);
  font-weight: 700;
  font-size: 3rem;
  color: var(--teal);
}

.stage-cover[data-challenge='memory'] .stage-cover-mark {
  border-radius: 50%;
}

.stage-cover-text {
  margin: 0;
  max-width: 22ch;
}

.challenge-explain {
  margin: calc(-1 * var(--space-2)) 0 var(--space-3);
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ---------------------------------------------------- play: Pip reacts */

.pip-large {
  transform-origin: 50% 90%;
}

.pip-large.is-cheering {
  animation: pip-cheer 700ms cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

.pip-large.is-thinking {
  animation: pip-think 600ms ease-in-out both;
}

.pip-large.is-nodding {
  animation: pip-nod 600ms ease-in-out both;
}

.pip-large.is-hopping {
  animation: pip-hop 480ms cubic-bezier(0.2, 1.2, 0.4, 1) both;
}

/* ---------------------------------------------------------- play: voice */

.voice-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
}

.voice-note {
  margin: var(--space-2) 0 0;
  font-size: 0.85rem;
  color: var(--ink-soft);
  max-width: 60ch;
}

/* ------------------------------------------------------------- complete */

.trail-ribbon {
  display: inline-block;
  margin: 0 0 var(--space-4);
  padding: 0.35rem 1rem;
  border: 3px double var(--coral);
  border-radius: 10px;
  background: rgba(255, 249, 237, 0.9);
  color: var(--coral-ink);
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
  transform: rotate(-3deg);
  animation: stamp-pop 480ms cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

.complete-island {
  color: var(--teal);
}

/* --------------------------------------------------------- sticker book */

.sticker-groups {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-5);
}

.sticker-group-title {
  margin: 0;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.4rem;
}

.sticker-group-count {
  margin: 0 0 var(--space-3);
  font-weight: 700;
  color: var(--teal);
}

.sticker-group .sticker-grid {
  margin-top: 0;
}

/* ------------------------------------------------------- new keyframes */

@keyframes pip-cheer {
  0% { transform: translateY(0) scale(1); }
  35% { transform: translateY(-12px) scale(1.06) rotate(-4deg); }
  65% { transform: translateY(0) scale(0.97) rotate(3deg); }
  100% { transform: translateY(0) scale(1); }
}

@keyframes pip-think {
  0%, 100% { transform: rotate(0); }
  30% { transform: rotate(-6deg); }
  70% { transform: rotate(5deg); }
}

@keyframes pip-nod {
  0%, 100% { transform: translateY(0); }
  30% { transform: translateY(6px); }
  60% { transform: translateY(-3px); }
}

@keyframes pip-hop {
  0% { transform: translateY(0); }
  40% { transform: translateY(-7px); }
  100% { transform: translateY(0); }
}

@keyframes peek-in {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes route-stamp {
  0% { transform: scale(1.8); opacity: 0.4; }
  100% { transform: scale(1); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .pip-large,
  #logo-image,
  .route-stop,
  .trail-ribbon,
  .difficulty-option,
  .trail {
    animation: none !important;
    transition: none !important;
  }
}

/* ------------------------------------------------ v2 responsive rules */

@media (min-width: 600px) {
  .difficulty-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .difficulty-option {
    min-height: 84px;
  }

  .destination-detail {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 820px) {
  .destination-detail {
    grid-template-columns: minmax(240px, 1fr) minmax(0, 1.3fr);
    grid-template-areas:
      'text trails'
      'actions trails';
    align-items: start;
  }

  .destination-detail .detail-text {
    grid-area: text;
  }

  .destination-detail .trail-list {
    grid-area: trails;
  }

  .destination-detail .detail-actions {
    grid-area: actions;
  }

  .route {
    flex-basis: auto;
    margin-left: var(--space-2);
  }
}

@media (max-width: 599px) {
  .difficulty {
    padding-inline: var(--space-2);
  }

  .difficulty-option {
    min-height: 52px;
  }

  .view-play .meta-pill {
    font-size: 0.85rem;
    padding: 0.15rem 0.55rem;
  }

  .view-play .helpers .btn {
    flex: 1 1 calc(50% - var(--space-3));
    min-height: 52px;
  }

  .view-play .helpers .btn-large {
    flex-basis: 100%;
  }

  .trail {
    grid-template-columns: auto 1fr;
  }

  .trail-flag {
    grid-column: 2;
    justify-self: start;
  }

  .stage-cover-mark {
    width: 64px;
    height: 64px;
    font-size: 2.2rem;
  }
}