:root {
  --bg: oklch(97% 0.018 70);
  --surface: oklch(99% 0.008 70);
  --fg: oklch(22% 0.02 50);
  --muted: oklch(50% 0.018 50);
  --border: oklch(90% 0.014 70);
  --accent: oklch(64% 0.13 28);
  --font-display: 'Tiempos Headline', 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Söhne', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;

  --correct: oklch(59% 0.12 145);
  --present: oklch(73% 0.12 82);
  --absent: oklch(47% 0.018 50);
  --tile: oklch(99% 0.008 70);
  --key: oklch(91% 0.018 70);
  --shadow: 0 24px 80px oklch(22% 0.02 50 / 0.12);
}

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

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, oklch(88% 0.065 45 / 0.35), transparent 34rem),
    var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  text-align: center;
}

body.dark-theme {
  --bg: oklch(18% 0.018 50);
  --surface: oklch(24% 0.018 50);
  --fg: oklch(96% 0.014 70);
  --muted: oklch(76% 0.014 70);
  --border: oklch(33% 0.018 50);
  --tile: oklch(26% 0.018 50);
  --key: oklch(34% 0.018 50);
  --shadow: 0 24px 80px oklch(8% 0.01 50 / 0.38);
}

button,
a {
  font: inherit;
}

.app-shell {
  width: min(1120px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 0 32px;
}

.topbar,
.game-card,
.stats-card {
  border: 1px solid var(--border);
  background: color-mix(in oklch, var(--surface) 90%, transparent);
  box-shadow: 0 0 0 1px color-mix(in oklch, var(--surface) 70%, transparent);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  padding: 10px 12px;
  border-radius: 20px;
  backdrop-filter: blur(18px);
}

.brand,
.actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 12px;
  color: inherit;
  text-align: start;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 14px;
  background: var(--fg);
  color: var(--surface);
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
}

.brand small,
.deck,
.status-row,
.alert,
.definition-alert {
  color: var(--muted);
}

.actions {
  gap: 8px;
}

.icon-button,
.button {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  color: var(--fg);
  cursor: pointer;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  font-size: 1.25rem;
}

.icon-button:hover,
.button:hover {
  transform: translateY(-1px);
  border-color: color-mix(in oklch, var(--accent), var(--border) 45%);
}

.game-card {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(20px, 4vw, 56px);
  margin-top: 18px;
  padding: clamp(20px, 4vw, 48px);
  border-radius: 32px;
  box-shadow: var(--shadow);
}

.hero-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: start;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.05;
}

h1 {
  max-width: 9ch;
  font-size: clamp(3rem, 7vw, 5.9rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.deck {
  max-width: 34rem;
  margin: 22px 0 0;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.65;
}

.board-panel {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 18px;
  min-width: 0;
}

.status-row {
  display: flex;
  width: min(100%, 430px);
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.9rem;
}

.pill {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}

.guess-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(44px, 68px));
  grid-template-rows: repeat(6, minmax(44px, 68px));
  gap: 8px;
  inline-size: min(100%, 372px);
  aspect-ratio: 5 / 6;
}

.tile {
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--tile);
  color: var(--fg);
  font-size: clamp(1.35rem, 5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  user-select: none;
  transition: transform 250ms ease, background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.tile[data-state="active"] {
  border-color: color-mix(in oklch, var(--accent), var(--fg) 25%);
  box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--accent), transparent 60%);
}

.tile[data-state="wrong"],
.key.wrong {
  background: var(--absent);
  border-color: var(--absent);
  color: white;
}

.tile[data-state="wrong-position"],
.key.wrong-position {
  background: var(--present);
  border-color: var(--present);
  color: var(--fg);
}

.tile[data-state="correct"],
.key.correct {
  background: var(--correct);
  border-color: var(--correct);
  color: white;
}

.tile.flip {
  transform: rotateX(90deg);
}

.tile.shake {
  animation: shake 250ms ease-in-out;
}

.tile.dance {
  animation: dance 500ms ease-in-out;
}

.keyboard {
  display: grid;
  grid-template-columns: repeat(20, minmax(0, 1fr));
  gap: 6px;
  width: min(100%, 560px);
  touch-action: manipulation;
}

.key {
  grid-column: span 2;
  min-height: 48px;
  padding: 0;
  border: 1px solid color-mix(in oklch, var(--border), var(--fg) 5%);
  border-radius: 12px;
  background: var(--key);
  color: var(--fg);
  font-size: clamp(0.8rem, 2vw, 1rem);
  font-weight: 800;
  cursor: pointer;
  user-select: none;
}

.key.large {
  grid-column: span 3;
  font-size: 0.78rem;
}

.key.space {
  grid-column: span 1;
  visibility: hidden;
}

.key svg {
  width: 1.35rem;
  height: 1.35rem;
  fill: currentColor;
}

.key:hover,
.key:focus-visible {
  outline: none;
  transform: translateY(-1px);
  border-color: var(--accent);
}

.alert-container {
  position: fixed;
  inset-block-start: 96px;
  inset-inline: 16px;
  z-index: 10;
  display: grid;
  justify-items: center;
  gap: 8px;
  pointer-events: none;
}

.alert {
  max-width: min(440px, calc(100vw - 32px));
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--fg);
  line-height: 1.45;
  opacity: 1;
  transition: opacity 400ms ease, transform 400ms ease;
}

.alert.hide {
  opacity: 0;
  transform: translateY(-6px);
}

.definition-alert {
  pointer-events: auto;
  width: min(440px, calc(100vw - 32px));
  text-align: start;
}

.definition-alert strong {
  display: block;
  margin-bottom: 6px;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
}

.definition-alert::after {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  content: "Click to dismiss";
  font-size: 0.8rem;
}

.stats-modal {
  width: min(520px, calc(100vw - 32px));
  padding: 0;
  border: 0;
  border-radius: 24px;
  background: transparent;
  color: var(--fg);
}

.stats-modal::backdrop {
  background: oklch(18% 0.018 50 / 0.45);
  backdrop-filter: blur(4px);
}

.stats-card {
  padding: 22px;
  border-radius: 24px;
  text-align: start;
}

.modal-head,
.modal-actions,
.stat-item,
.guess-bar {
  display: flex;
  align-items: center;
}

.modal-head,
.modal-actions {
  justify-content: space-between;
  gap: 16px;
}

.close-button {
  flex: 0 0 auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 22px 0;
}

.stat-item {
  min-height: 82px;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--bg);
}

.stat-item strong {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
}

.stat-item span {
  color: var(--muted);
  font-size: 0.78rem;
}

.guess-bars {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
}

.guess-bar {
  gap: 10px;
}

.guess-bar-label {
  width: 1.5rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.guess-bar-fill {
  min-width: 28px;
  height: 26px;
  padding-inline-end: 8px;
  border-radius: 8px;
  background: color-mix(in oklch, var(--accent), var(--border) 40%);
  color: white;
  text-align: end;
  font-size: 0.8rem;
  font-weight: 800;
  line-height: 26px;
}

.button {
  padding: 0 16px;
  font-weight: 700;
}

.button.primary {
  background: var(--accent);
  color: white;
}

.button.secondary {
  background: var(--key);
}

@keyframes shake {
  10%, 90% { transform: translateX(-4%); }
  30%, 70% { transform: translateX(5%); }
  50% { transform: translateX(-7%); }
}

@keyframes dance {
  20% { transform: translateY(-45%); }
  40% { transform: translateY(4%); }
  60% { transform: translateY(-20%); }
  80% { transform: translateY(2%); }
  100% { transform: translateY(0); }
}

@media (max-width: 780px) {
  .app-shell {
    width: min(100% - 20px, 600px);
    padding-top: 10px;
  }

  .game-card {
    grid-template-columns: 1fr;
    padding: 18px;
    border-radius: 24px;
  }

  .hero-panel {
    text-align: center;
  }

  h1,
  .deck {
    margin-inline: auto;
  }

  .deck {
    margin-top: 12px;
  }
}

@media (max-width: 460px) {
  .brand small {
    display: none;
  }

  .topbar {
    padding: 8px;
  }

  .actions {
    gap: 4px;
  }

  .icon-button {
    min-width: 40px;
    min-height: 40px;
  }

  .guess-grid {
    gap: 6px;
  }

  .tile {
    border-radius: 10px;
  }

  .keyboard {
    gap: 4px;
  }

  .key {
    min-height: 44px;
    border-radius: 9px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}