.yk-page {
  --yk-green: #3d9a6a;
  --yk-green-bg: rgba(61, 154, 106, 0.14);
  --yk-yellow: #b8860b;
  --yk-yellow-bg: rgba(184, 134, 11, 0.14);
  --yk-red: var(--danger);
  --yk-red-bg: var(--danger-dim);
  --yk-win: #2f9e58;
}

.yk-accent { color: var(--accent); }

.yk-hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.yk-hero-actions-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.yk-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.yk-modal {
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
}

.yk-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1.1rem 1.25rem 0.5rem;
  position: sticky;
  top: 0;
  background: var(--bg-elevated);
}

.yk-modal-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--ink);
}

.yk-modal-close {
  background: none;
  border: none;
  color: var(--ink-muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.1rem 0.4rem;
}

.yk-modal-close:hover { color: var(--ink); }

.yk-modal-body {
  padding: 0.25rem 1.25rem 1rem;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--ink);
  line-height: 1.55;
}

.yk-modal-body p { margin: 0 0 0.85rem; }

.yk-modal-legend {
  list-style: none;
  margin: 0 0 0.85rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
}

.yk-modal-note {
  color: var(--ink-muted);
  font-size: var(--text-sm);
}

.yk-legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: -1px;
}
.yk-legend-dot.green { background: var(--yk-green); }
.yk-legend-dot.yellow { background: var(--yk-yellow); }
.yk-legend-dot.red { background: var(--yk-red); }

.yk-modal-footer {
  padding: 0 1.25rem 1.25rem;
  display: flex;
  justify-content: center;
}

/* .btn sets display:inline-flex, which (being an author style) otherwise wins over
   the `[hidden]` attribute's UA-stylesheet `display:none` regardless of specificity. */
.yk-page [hidden] { display: none !important; }

.yk-share-wrap {
  position: relative;
  display: inline-flex;
}

.yk-share-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 210px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  z-index: 30;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.yk-share-menu button {
  background: none;
  border: none;
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--ink);
  cursor: pointer;
  white-space: nowrap;
}

.yk-share-menu button:hover {
  background: var(--bg-surface);
}

.yk-widget {
  position: relative;
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.yk-loading {
  position: absolute;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 10;
  border-radius: var(--radius-lg);
}

.yk-loading.yk-hidden { display: none; }

.yk-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: yk-spin 0.8s linear infinite;
}

@keyframes yk-spin { to { transform: rotate(360deg); } }

.yk-mode-tabs {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.25rem;
  width: fit-content;
  margin: 0 auto;
}

.yk-mode-tabs button {
  background: transparent;
  border: none;
  color: var(--ink-muted);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.yk-mode-tabs button.active {
  background: var(--accent);
  color: var(--btn-primary-text);
}

.yk-mode-tabs button:hover:not(.active) { color: var(--ink); }

.yk-meta {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.yk-meta strong { color: var(--ink); }

.yk-archive-back-btn {
  display: flex;
  margin: 0 auto;
  font-size: var(--text-sm);
}

.yk-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.yk-calendar-title {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--ink);
}

.yk-cal-nav {
  padding: 0.3rem 0.65rem;
  font-size: var(--text-base);
  line-height: 1;
}

.yk-cal-nav:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.yk-calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
  margin-bottom: 0.3rem;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--ink-muted);
  text-align: center;
}

.yk-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.25rem;
}

.yk-calendar-grid button,
.yk-calendar-grid .yk-cal-pad {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
}

.yk-calendar-grid .yk-cal-pad {
  visibility: hidden;
}

.yk-calendar-grid button {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.yk-calendar-grid button:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--bg-surface);
}

.yk-calendar-grid button.solved {
  border-color: var(--yk-green);
  background: var(--yk-green-bg);
}

.yk-calendar-grid button.today {
  border-style: dashed;
  border-color: var(--accent);
}

.yk-calendar-grid button:disabled {
  background: transparent;
  border-color: transparent;
  color: var(--ink-muted);
  opacity: 0.35;
  cursor: default;
}

.yk-card { gap: 0.75rem; }

.yk-prompt {
  text-align: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--ink);
  margin: 0;
}

.yk-guess-form {
  display: flex;
  gap: 0.5rem;
}

.yk-guess-form input {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--text-md);
  padding: 0.65rem 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}

.yk-guess-form input:focus { border-color: var(--accent); }
.yk-guess-form input:disabled { opacity: 0.55; }
.yk-guess-form button:disabled { opacity: 0.45; cursor: not-allowed; }

.yk-toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.yk-btn-danger { color: var(--danger); border-color: var(--danger); }
.yk-btn-danger:hover { color: var(--danger); border-color: var(--danger); filter: brightness(1.1); }

.yk-reveal-hint {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--ink-muted);
  margin: 0;
}

.yk-message {
  font-family: var(--font-body);
  font-size: var(--text-base);
  min-height: 1.3em;
}

.yk-message.error { color: var(--danger); }
.yk-message.info { color: var(--accent); }
.yk-message.win {
  color: var(--yk-win);
  font-weight: 700;
  font-size: var(--text-lg);
  text-align: center;
  padding: 0.75rem;
  background: var(--yk-green-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--yk-green);
}
.yk-message.revealed {
  color: var(--yk-yellow);
  font-weight: 700;
  font-size: var(--text-lg);
  text-align: center;
  padding: 0.75rem;
  background: var(--yk-yellow-bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--yk-yellow);
}

.yk-post-game {
  display: none;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.yk-post-game.visible { display: flex; }

.yk-share-hint {
  text-align: center;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--accent);
  margin: -0.25rem 0 0;
}

.yk-history-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.yk-history {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
}

.yk-history li {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-base);
  border: 1px solid transparent;
}

.yk-history li.green { background: var(--yk-green-bg); border-color: var(--yk-green); color: var(--ink); }
.yk-history li.yellow { background: var(--yk-yellow-bg); border-color: var(--yk-yellow); color: var(--ink); }
.yk-history li.red { background: var(--yk-red-bg); border-color: var(--yk-red); color: var(--ink); }
.yk-history li.won-row { outline: 2px solid var(--yk-win); }

.yk-history .word { font-weight: 600; overflow: hidden; text-overflow: ellipsis; }

.yk-history .rank {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  min-width: 4.5rem;
  text-align: right;
}

.yk-history .sim {
  font-variant-numeric: tabular-nums;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  opacity: 0.85;
  min-width: 3.2rem;
  text-align: right;
}

.yk-bar-track {
  grid-column: 1 / -1;
  height: 5px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 3px;
  overflow: hidden;
  margin-top: -0.1rem;
}

.yk-bar-fill { height: 100%; border-radius: 3px; transition: width 0.25s ease; }
.yk-bar-fill.green { background: var(--yk-green); }
.yk-bar-fill.yellow { background: var(--yk-yellow); }
.yk-bar-fill.red { background: var(--yk-red); }

.yk-empty {
  text-align: center;
  color: var(--ink-muted);
  font-size: var(--text-sm);
  padding: 1rem 0;
  margin: 0;
}

.yk-legend {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--ink-muted);
}

.yk-legend span::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.3rem;
  vertical-align: -1px;
}
.yk-l-green::before { background: var(--yk-green); }
.yk-l-yellow::before { background: var(--yk-yellow); }
.yk-l-red::before { background: var(--yk-red); }

.yk-footer {
  text-align: center;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--ink-muted);
  margin: 0;
}