/* assets/css/games.css
 *
 * Daily Dev Challenges — page-level styles. Reuses the site's existing tokens
 * (`--primary`, `--bg-elevated`, `--text-main`, `--border-soft`, `--ring`, etc.)
 * so dark mode and theming come for free. No structural CSS for tools is
 * altered here.
 */

/* ---------- Landing page ---------- */
.ddt-games-hero {
  margin: 0 0 18px;
  padding: 22px 22px 18px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--primary-soft) 80%, transparent), transparent 70%),
    var(--bg-elevated);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
}
.ddt-games-hero h1 {
  margin: 0 0 6px;
  font-size: 28px;
  letter-spacing: -0.01em;
}
.ddt-games-hero p.subtitle {
  margin: 0 0 8px;
  color: var(--text-muted);
  max-width: 70ch;
}
.ddt-games-hero .ddt-games-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.ddt-games-section {
  margin-top: 22px;
}
.ddt-games-section-title {
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 10px;
}

.ddt-games-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.ddt-game-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.1s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.ddt-game-card:hover {
  border-color: color-mix(in srgb, var(--primary) 26%, transparent);
  box-shadow: var(--shadow-float);
  transform: translateY(-1px);
}
.ddt-game-card:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}
.ddt-game-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: space-between;
}
.ddt-game-card-title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
}
.ddt-game-card-icon {
  font-size: 22px;
  line-height: 1;
}
.ddt-game-card-desc {
  margin: 0;
  color: var(--text-muted);
  font-size: 13px;
  flex: 1;
}
.ddt-game-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.ddt-game-card-cta {
  margin-top: 6px;
  align-self: flex-start;
}

/* Status indicators on cards */
.ddt-game-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background: var(--bg-subtle);
  color: var(--text-muted);
}
.ddt-game-status--done {
  color: var(--success);
  border-color: var(--success-border);
  background: var(--success-soft);
}
.ddt-game-status--streak {
  color: var(--warning);
  border-color: var(--warning-border);
  background: var(--warning-soft);
}

/* ---------- Game page shell ---------- */
.ddt-game-root {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ddt-game-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ddt-game-title {
  margin: 0;
  font-size: 26px;
  letter-spacing: -0.01em;
}
.ddt-game-desc {
  margin: 0;
  color: var(--text-muted);
  max-width: 70ch;
}
.ddt-game-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.ddt-game-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-soft);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-main);
}
.ddt-game-chip--mode {
  background: color-mix(in srgb, var(--primary-soft) 60%, var(--bg-elevated));
  border-color: color-mix(in srgb, var(--primary) 22%, var(--border-soft));
  color: var(--primary);
}
.ddt-game-chip--streak {
  background: var(--warning-soft);
  border-color: var(--warning-border);
  color: var(--warning);
}

/* Controls */
.ddt-game-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  justify-content: space-between;
}
.ddt-game-tabs {
  display: inline-flex;
  border-radius: 999px;
  border: 1px solid var(--border-soft);
  background: var(--bg-subtle);
  padding: 3px;
  gap: 2px;
}
.ddt-game-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
}
.ddt-game-tab.is-active {
  background: var(--bg-elevated);
  color: var(--primary);
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}
.ddt-game-tab:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
}
.ddt-game-control-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.ddt-game-difficulty {
  max-width: 180px;
}

.ddt-game-level-hint {
  margin: 0;
}

/* Stage (puzzle area) */
.ddt-game-stage {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ddt-game-prompt {
  margin: 0 0 4px;
  font-weight: 600;
}
.ddt-game-snippet {
  background: var(--output-bg);
  border: 1px solid var(--output-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-main);
}
.ddt-game-snippet--label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 4px;
}
.ddt-game-snippet-pair {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .ddt-game-snippet-pair {
    grid-template-columns: 1fr 1fr;
  }
}

/* Choices */
.ddt-game-choices {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.ddt-game-choice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease;
}
.ddt-game-choice:hover {
  border-color: color-mix(in srgb, var(--primary) 24%, var(--border-soft));
  background: color-mix(in srgb, var(--primary-soft) 32%, var(--bg-elevated));
}
.ddt-game-choice:focus-within {
  outline: none;
  box-shadow: 0 0 0 3px var(--ring);
  border-color: color-mix(in srgb, var(--primary) 36%, var(--border-soft));
}
.ddt-game-choice input[type="radio"],
.ddt-game-choice input[type="checkbox"] {
  margin-top: 4px;
  accent-color: var(--primary);
}
.ddt-game-choice-label {
  flex: 1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  color: var(--text-main);
  word-break: break-word;
}
.ddt-game-choice.is-correct {
  border-color: var(--success-border);
  background: var(--success-soft);
}
.ddt-game-choice.is-wrong {
  border-color: var(--danger-border);
  background: var(--danger-soft);
}

/* Submit row */
.ddt-game-submit-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 6px;
}
.ddt-game-feedback {
  font-size: 13px;
  font-weight: 700;
}
.ddt-game-feedback.is-error { color: var(--danger); }
.ddt-game-feedback.is-success { color: var(--success); }

/* Hints */
.ddt-game-hints {
  padding: 10px 14px;
}
.ddt-game-hints summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
}
.ddt-game-hint-list {
  margin: 8px 0 0;
  padding-left: 22px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ddt-game-hint-item.is-hidden {
  display: none;
}

/* Stats */
.ddt-game-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.ddt-game-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border-soft);
}
.ddt-game-stat-value {
  font-weight: 800;
  font-size: 16px;
  color: var(--text-main);
}

/* Related row + nav */
.ddt-game-related {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.ddt-game-related-link {
  text-decoration: none;
}
.ddt-game-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.ddt-game-privacy {
  margin: 4px 0 0;
}

/* Result modal */
.ddt-game-result-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 80;
  animation: ddt-game-fade-in 0.12s ease;
}
.ddt-game-result-modal[hidden] {
  display: none !important;
}
.ddt-game-result-content {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-float);
  padding: 22px 22px 18px;
  max-width: 540px;
  width: 100%;
  max-height: 90vh;
  overflow: auto;
}
.ddt-game-result-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  font-size: 18px;
  line-height: 1;
  padding: 0;
}
.ddt-game-result-title {
  margin: 0 0 6px;
  font-size: 20px;
}
.ddt-game-result-rating {
  display: inline-block;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}
.ddt-game-result-rating--ok {
  color: var(--success);
  background: var(--success-soft);
  border: 1px solid var(--success-border);
}
.ddt-game-result-rating--fail {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid var(--danger-border);
}
.ddt-game-result-score {
  margin: 0 0 8px;
  font-size: 14px;
}
.ddt-game-result-streak {
  margin: 0 0 8px;
  color: var(--text-muted);
}
.ddt-game-result-explain {
  margin: 0 0 12px;
  font-size: 13px;
}
.ddt-game-result-badges {
  margin: 6px 0 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ddt-game-badge {
  padding: 6px 10px;
  border-radius: var(--radius-md);
  background: var(--warning-soft);
  border: 1px solid var(--warning-border);
}
.ddt-game-result-related {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.ddt-game-result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

@keyframes ddt-game-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .ddt-game-result-modal { animation: none; }
}

/* Screen-reader only */
.ddt-sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Engine-specific helpers ---------- */
.ddt-game-text-input {
  width: 100%;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.ddt-game-mustlist {
  display: grid;
  gap: 4px;
  grid-template-columns: 1fr;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}
.ddt-game-mustlist li {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-soft);
  color: var(--text-main);
}

/* Mobile tightening */
@media (max-width: 700px) {
  .ddt-games-hero { padding: 18px 16px; }
  .ddt-games-hero h1 { font-size: 22px; }
  .ddt-game-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ddt-game-title { font-size: 22px; }
}