/* ===========================================================
   EMOJIDLE — design tokens
   Palette: ink navy stage, ivory ticket card, teal (easy) /
   coral (hard) mode accents, marquee gold for highlights.
   Type: Baloo 2 (display/marquee), Space Grotesk (UI/body),
   JetBrains Mono (numbers, category stub).
   Signature: puzzle card styled as a torn arcade ticket with
   a "reel" of coin slots that fill in as you guess.
=========================================================== */

:root {
  --ink: #101A33;
  --ink-soft: #182548;
  --card: #FDF8EE;
  --card-edge: #E7DFCC;
  --text: #1B1B2F;
  --muted: #6B6F8C;
  --easy: #2DD4BF;
  --easy-dark: #0F9C8C;
  --hard: #F0575B;
  --hard-dark: #C23A3E;
  --gold: #FFC145;
  --ok: #37B36B;
  --bad: #E4534E;

  /* chip-ink is the constant dark tone used on ticket-stub chips.
     It stays fixed across themes; page-bg/page-bg-soft below are
     what actually change when the paper theme is toggled on. */
  --chip-ink: #101A33;

  --page-bg: #101A33;
  --page-bg-soft: #182548;
  --page-border: rgba(255,255,255,0.08);
  --heading-text: #FFF9EC;
  --tagline-text: #B9C0E4;
  --tab-text: #C9CEEA;
  --group-label-text: #C9CEEA;
  --stat-value-text: var(--gold);
  --stat-label-text: #9AA1D4;
  --footnote-text: #7B82B0;
  --divider: rgba(255,255,255,0.1);
  --card-shadow: 0 18px 40px rgba(0,0,0,0.35);
  --toggle-shadow: 0 6px 16px rgba(0,0,0,0.3);

  --font-display: 'Baloo 2', system-ui, sans-serif;
  --font-body: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius-card: 22px;
  --radius-pill: 999px;

  --mode-accent: var(--easy);
  --mode-accent-dark: var(--easy-dark);
}

/* Paper theme — the "old" half of old-meets-young: a warm, grained
   paper backdrop instead of the ink-navy stage. The ticket card
   itself is untouched, since it already reads as paper either way. */
[data-theme="light"] {
  --page-bg: #F4EEDD;
  --page-bg-soft: #EAE1C8;
  --page-border: rgba(63, 47, 20, 0.14);
  --heading-text: #2A2118;
  --tagline-text: #6B5B3E;
  --tab-text: #5C4E36;
  --group-label-text: #5C4E36;
  --stat-value-text: #A5690B;
  --stat-label-text: #8A7A57;
  --footnote-text: #8A7A57;
  --divider: rgba(63, 47, 20, 0.14);
  --card-shadow: 0 12px 28px rgba(63, 47, 20, 0.18);
  --toggle-shadow: 0 6px 16px rgba(63, 47, 20, 0.15);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--page-bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  transition: background 0.3s ease;
}

body {
  background-image:
    radial-gradient(circle at 15% 10%, rgba(255, 193, 69, 0.07), transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(45, 212, 191, 0.08), transparent 45%);
  padding-bottom: 48px;
}

[data-theme="light"] body {
  background-image:
    repeating-linear-gradient(0deg, rgba(63,47,20,0.025) 0px, rgba(63,47,20,0.025) 1px, transparent 1px, transparent 3px),
    radial-gradient(circle at 15% 10%, rgba(165, 105, 11, 0.06), transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(45, 212, 191, 0.07), transparent 45%);
}

/* Decorative perforated marquee strip at the very top */
.ticket-strip {
  height: 10px;
  width: 100%;
  background-image: radial-gradient(circle, var(--gold) 2.2px, transparent 2.6px);
  background-size: 22px 10px;
  background-position: center;
  opacity: 0.55;
}

.theme-toggle {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--tab-text);
  background: var(--page-bg-soft);
  border: 1px solid var(--page-border);
  border-radius: var(--radius-pill);
  padding: 9px 14px;
  cursor: pointer;
  box-shadow: var(--toggle-shadow);
  transition: background 0.3s ease, color 0.3s ease, transform 0.15s ease;
}

.theme-toggle:hover { transform: translateY(-1px); }

@media (max-width: 480px) {
  .theme-toggle { padding: 9px; }
  .theme-toggle #theme-toggle-text { display: none; }
}

.site-header {
  text-align: center;
  padding: 40px 20px 24px;
}

.wordmark {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.wordmark-emoji { font-size: 32px; transform: rotate(-8deg); }

.site-header h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 3rem);
  color: var(--heading-text);
  letter-spacing: 0.5px;
  margin: 0;
  transition: color 0.3s ease;
}

.tagline {
  color: var(--tagline-text);
  font-size: 0.95rem;
  margin: 6px 0 22px;
  transition: color 0.3s ease;
}

/* Mode tabs */
.mode-tabs {
  display: inline-flex;
  background: var(--page-bg-soft);
  border-radius: var(--radius-pill);
  padding: 5px;
  gap: 4px;
  border: 1px solid var(--page-border);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.mode-tab {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--tab-text);
  background: transparent;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.mode-tab:hover { transform: translateY(-1px); }

.tab-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}
.dot-easy { background: var(--easy); }
.dot-hard { background: var(--hard); }

.mode-tab[aria-selected="true"] {
  color: var(--chip-ink);
}

#tab-easy[aria-selected="true"] { background: var(--easy); }
#tab-hard[aria-selected="true"] { background: var(--hard); }

/* Layout */
.game-wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 18px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* Puzzle card — ticket look */
.puzzle-card {
  background: var(--card);
  border-radius: var(--radius-card);
  padding: 26px 24px 28px;
  border: 3px dashed var(--card-edge);
  box-shadow: var(--card-shadow);
  position: relative;
  transition: box-shadow 0.3s ease;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 8px;
}

.stub-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--chip-ink);
  color: var(--gold);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
}

.stub-label.attempts {
  background: transparent;
  color: var(--muted);
  padding: 6px 0;
}

.category-cluster {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.reveal-btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.74rem;
  background: transparent;
  color: var(--mode-accent-dark);
  border: 1.5px solid var(--mode-accent);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.reveal-btn:hover {
  background: var(--mode-accent);
  color: var(--chip-ink);
}

/* Reel of coin slots */
.reel {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 8px 0 22px;
  flex-wrap: wrap;
}

.coin {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  background: #fff;
  border: 2px solid var(--card-edge);
  box-shadow: inset 0 -3px 0 rgba(0,0,0,0.05);
  transition: transform 0.35s ease, background 0.35s ease, border-color 0.35s ease;
}

.coin.locked {
  background: repeating-linear-gradient(135deg, #F1EADA, #F1EADA 6px, #EAE1CB 6px, #EAE1CB 12px);
  color: transparent;
  border-color: var(--card-edge);
}

.coin.revealed {
  animation: coin-flip 0.45s ease;
  border-color: var(--mode-accent);
}

@keyframes coin-flip {
  0% { transform: rotateY(90deg) scale(0.7); }
  60% { transform: rotateY(0deg) scale(1.08); }
  100% { transform: rotateY(0deg) scale(1); }
}

/* Guess form */
.guess-form {
  display: flex;
  gap: 10px;
}

.guess-input {
  flex: 1;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 16px;
  border-radius: 14px;
  border: 2px solid var(--card-edge);
  background: #fff;
  color: var(--text);
  outline-offset: 2px;
}

.guess-input:focus-visible {
  outline: 3px solid var(--mode-accent);
}

.guess-submit {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0 22px;
  border-radius: 14px;
  border: none;
  background: var(--mode-accent-dark);
  color: #fff;
  cursor: pointer;
  transition: filter 0.15s ease, transform 0.15s ease;
}

.guess-submit:hover { filter: brightness(1.08); transform: translateY(-1px); }
.guess-submit:disabled,
.guess-input:disabled { opacity: 0.55; cursor: not-allowed; }

.status-msg {
  min-height: 20px;
  font-size: 0.88rem;
  color: var(--bad);
  margin: 10px 2px 0;
  font-weight: 600;
}

.status-msg.ok { color: var(--ok); }

/* Guess history */
.guess-history {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guess-history li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  background: #fff;
  border: 1px solid var(--card-edge);
  border-radius: 10px;
  padding: 8px 12px;
}

.guess-history li .mark { font-size: 1rem; }
.guess-history li.wrong .mark { color: var(--bad); }
.guess-history li.right .mark { color: var(--ok); }

/* Result panel */
.result-panel {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 2px dashed var(--card-edge);
  text-align: center;
}

.result-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  margin: 0 0 6px;
}

.result-answer {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0 0 14px;
}

.result-answer strong { color: var(--text); }

.share-btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  background: var(--chip-ink);
  color: var(--gold);
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  cursor: pointer;
}

.share-btn:hover { filter: brightness(1.15); }

.copied-note {
  margin-left: 10px;
  font-size: 0.82rem;
  color: var(--ok);
  font-weight: 600;
}

/* Stats strip */
.stats-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--page-bg-soft);
  border-radius: 16px;
  padding: 16px 14px;
  border: 1px solid var(--page-border);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.stats-group {
  flex: 1 1 140px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 6px;
  position: relative;
}

.stats-group:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -5px;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: var(--divider);
}

.stats-group.streak-group { justify-content: center; }

.group-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--group-label-text);
  min-width: 46px;
}

.stat {
  text-align: center;
  color: var(--group-label-text);
}

.stat-value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.3rem;
  color: var(--stat-value-text);
}

.stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--stat-label-text);
}

.footnote {
  text-align: center;
  color: var(--footnote-text);
  font-size: 0.8rem;
  line-height: 1.5;
  margin: 4px 10px 0;
}

/* Ad slot */
.ad-slot {
  min-height: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--page-bg-soft);
  border: 1px dashed var(--page-border);
  border-radius: 14px;
  padding: 10px;
  overflow: hidden;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.ad-slot-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--footnote-text);
}

@media (max-width: 420px) {
  .coin { width: 48px; height: 48px; font-size: 1.4rem; }
  .card-top { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .coin.revealed { animation: none; }
  .mode-tab, .guess-submit, .share-btn { transition: none; }
}