/* Move of the Day — tactical "best next guess" puzzle */

.motd-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.motd-explainer summary {
  cursor: pointer;
  list-style: none;
}

.motd-explainer summary::-webkit-details-marker { display: none; }
.motd-explainer summary h2 { display: inline; }
.motd-explainer summary::after { content: " +"; color: var(--muted); }
.motd-explainer[open] summary::after { content: " −"; }

/* ---- hero ---------------------------------------------------------------- */
.motd-hero {
  text-align: center;
  margin-bottom: 1.25rem;
}
.motd-eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.4rem;
}
.motd-number {
  color: var(--accent);
  font-weight: 700;
}
.motd-title {
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  margin: 0 0 0.5rem;
  line-height: 1.1;
}
.motd-subtitle {
  color: var(--text-secondary);
  max-width: 46ch;
  margin: 0 auto 0.9rem;
  font-size: 0.98rem;
}
.motd-meta-chips {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.motd-chip {
  background: var(--pill-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.motd-chip strong {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* ---- mode tabs ----------------------------------------------------------- */
.motd-modes {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.1rem;
}
.motd-mode {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: var(--radius-full);
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.motd-mode:hover {
  border-color: var(--accent);
  color: var(--text);
}
.motd-mode.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.motd-mode--blitz.is-active {
  background: var(--accent-hover);
}

/* ---- puzzle card --------------------------------------------------------- */
.motd-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-soft);
}
.motd-card-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}
.motd-level-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  color: #fff;
  background: var(--muted);
}
.motd-level--easy { background: var(--green); }
.motd-level--medium { background: var(--tier-a); }
.motd-level--hard { background: var(--accent); }
.motd-level--expert { background: var(--danger); }
.motd-theme {
  font-size: 0.72rem;
  color: var(--text-secondary);
  background: var(--surface-2);
  border-radius: var(--radius-full);
  padding: 0.18rem 0.55rem;
}
.motd-blitz-progress {
  margin-left: auto;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

/* ---- board --------------------------------------------------------------- */
.motd-board {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  align-items: center;
  margin: 0.4rem 0 0.9rem;
}
.motd-row {
  display: flex;
  gap: 0.35rem;
}
.motd-tile {
  width: 2.6rem;
  height: 2.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.3rem;
  text-transform: uppercase;
  color: #fff;
  border-radius: var(--radius-sm);
}
.motd-tile--correct { background: var(--correct); }
.motd-tile--present { background: var(--present); }
.motd-tile--absent { background: var(--absent); }

.motd-left {
  text-align: center;
  color: var(--text-secondary);
  margin: 0 0 0.4rem;
}
.motd-left strong { color: var(--text); font-variant-numeric: tabular-nums; }
.motd-peek,
.motd-link {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  text-decoration: underline;
  padding: 0;
}
.motd-peek-list {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0 0 0.6rem;
}
.motd-question {
  text-align: center;
  font-weight: 600;
  margin: 0.6rem 0 0.9rem;
}
.motd-goal {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

/* ---- options ------------------------------------------------------------- */
.motd-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}
.motd-option,
.motd-option.is-revealed {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  border: 2px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-md);
  padding: 0.8rem 0.5rem;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.05s;
}
.motd-option:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.motd-option-word {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
}
.motd-option-tag {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}
.motd-option.is-revealed {
  cursor: default;
  transform: none;
}
.motd-option.is-revealed:hover { transform: none; }
.motd-option.is-best {
  border-color: var(--green);
  background: rgba(34, 197, 94, 0.12);
}
.motd-option.is-wrong {
  border-color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}
.motd-option.is-chosen .motd-option-word { text-decoration: underline; }
.motd-option.is-best .motd-option-tag { color: var(--green); font-weight: 700; }

/* ---- reveal -------------------------------------------------------------- */
.motd-reveal {
  margin-top: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 0.9rem;
}
.motd-reveal-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.6rem;
}
.motd-verdict {
  font-weight: 700;
  font-size: 1rem;
}
.motd-verdict.is-correct { color: var(--green); }
.motd-verdict.is-wrong { color: var(--danger); }
.motd-rating-delta {
  font-size: 0.85rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
}
.motd-rating-delta.up { color: var(--green); background: rgba(34, 197, 94, 0.12); }
.motd-rating-delta.down { color: var(--danger); background: rgba(239, 68, 68, 0.1); }
.motd-lesson {
  margin: 0 0 0.6rem;
  line-height: 1.5;
  color: var(--text);
}
.motd-lesson--best {
  background: var(--surface-1);
  border-left: 3px solid var(--green);
  padding: 0.5rem 0.7rem;
  border-radius: var(--radius-sm);
}
.motd-btn {
  display: inline-block;
  margin-top: 0.4rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.55rem 1.1rem;
  font-weight: 600;
  cursor: pointer;
}
.motd-btn:hover { background: var(--accent-hover); }
.motd-daily-done {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin: 0.4rem 0 0;
}
.motd-share {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}
.motd-share-label {
  color: var(--text-secondary);
  font-size: 0.85rem;
}
.motd-share-btn {
  min-height: 2.25rem;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
}
.motd-share-btn:hover,
.motd-share-btn:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}
.motd-share-status {
  min-height: 1.25rem;
  color: var(--green);
  font-size: 0.85rem;
}
.motd-blitz-final {
  font-size: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

/* ---- misc ---------------------------------------------------------------- */
.motd-loading {
  text-align: center;
  color: var(--text-secondary);
  padding: 2.5rem 1rem;
}
.motd-noscript { text-align: center; color: var(--text-secondary); }
.motd-explainer {
  margin-top: 2.5rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.motd-explainer h2 { color: var(--text); font-size: 1.3rem; }
.motd-explainer h3 { color: var(--text); font-size: 1.05rem; margin-top: 1.2rem; }
.motd-explainer strong { color: var(--text); }
.motd-levels-list { padding-left: 1.1rem; }
.motd-levels-list li { margin-bottom: 0.3rem; }

@media (max-width: 420px) {
  .motd-tile { width: 2.2rem; height: 2.2rem; font-size: 1.1rem; }
  .motd-options { grid-template-columns: 1fr; }
}