/* css/learn.css */

.learn-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 3.5rem;
}

.learn-hero h1 {
  font-size: 2.4rem;
  line-height: 1.2;
  margin-bottom: 0.6rem;
}

.learn-controls {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

.learn-search,
.learn-select {
  border: 1px solid var(--border);
  background: var(--bg-panel);
  color: var(--text-main);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  outline: none;
}

.learn-search {
  flex: 1;
  min-width: 240px;
}

.learn-select {
  min-width: 190px;
  cursor: pointer;
}

.learn-search:focus,
.learn-select:focus {
  border-color: var(--accent-primary);
}

.learn-section {
  margin-top: 1.8rem;
}

.learn-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.9rem;
}

.learn-refresh {
  border: 1px solid var(--border);
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  text-decoration: none;
}

.learn-refresh:hover {
  background: var(--bg-hover);
  text-decoration: none;
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.game-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  display: grid;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text-main);
  transition: transform 0.12s ease, background 0.2s ease;
}

.game-card:hover {
  background: var(--bg-hover);
  transform: translateY(-2px);
  text-decoration: none;
}

.game-top {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  align-items: flex-start;
}

.game-title {
  font-weight: 900;
  font-size: 1.05rem;
  line-height: 1.2;
}

.badges {
  display: inline-flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  font-size: 0.78rem;
  border: 1px solid var(--border);
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  color: var(--text-muted);
}

.badge.diff-easy { color: var(--accent-secondary); }
.badge.diff-medium { color: #f2cc60; }
.badge.diff-hard { color: var(--danger); }

.game-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  min-height: 2.6em;
}

.game-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.25rem;
}

.game-path {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.play-cta {
  color: var(--accent-primary);
  font-weight: 800;
}

.empty-state {
  margin-top: 1.2rem;
  background: rgba(255, 123, 114, 0.08);
  border: 1px solid var(--danger);
  padding: 1.2rem;
  border-radius: var(--radius);
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* =========================
   Game pages (Binary Blitz)
   ========================= */

.game-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 3.5rem;
}

.game-hero {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem;
  margin-bottom: 1.2rem;
}

.game-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.game-hero h1 {
  font-size: 2.1rem;
  line-height: 1.2;
  margin: 0.2rem 0 0.2rem;
}

.game-progress {
  margin-top: 0.9rem;
}

.progress-mini {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.progress-mini-bar {
  flex: 1;
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  overflow: hidden;
}

.progress-mini-fill {
  height: 100%;
  width: 0%;
  background: var(--accent-primary);
  transition: width 0.25s ease;
}

.game-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  margin-bottom: 1rem;
}

.game-card h2 {
  margin-bottom: 0.6rem;
}

.tip {
  margin-top: 0.9rem;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
  border-radius: var(--radius);
  padding: 0.8rem 0.9rem;
}

.game-actions {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.place-values {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.place-values span {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.5rem 0;
  text-align: center;
  background: rgba(255,255,255,0.03);
}

.place-values.small span {
  padding: 0.35rem 0;
  font-size: 0.9rem;
}

.bits-big .bit-big {
  padding: 0.85rem 0;
  font-size: 1.05rem;
  border-radius: 12px;
}

.readouts {
  display: grid;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

.quiz {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.quiz-row {
  display: grid;
  grid-template-columns: 1fr minmax(140px, 220px);
  gap: 0.8rem;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
  background: rgba(0,0,0,0.15);
}

.quiz-q {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.quiz-prompt {
  font-weight: 800;
}

.quiz-input {
  border: 1px solid var(--border);
  background: var(--bg-panel);
  color: var(--text-main);
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  outline: none;
  width: 100%;
}

.quiz-input:focus {
  border-color: var(--accent-primary);
}

.quiz-input.ok {
  border-color: var(--accent-secondary);
}

.quiz-input.bad {
  border-color: var(--danger);
}

.quiz-msg {
  margin-top: 0.8rem;
  font-weight: 700;
}

.quiz-msg.ok { color: var(--accent-secondary); }
.quiz-msg.bad { color: var(--danger); }

.finish-box {
  margin-top: 1rem;
  border: 1px solid var(--accent-secondary);
  background: rgba(126, 231, 135, 0.08);
  border-radius: var(--radius);
  padding: 1rem;
}

@media (max-width: 700px) {
  .quiz-row {
    grid-template-columns: 1fr;
  }
}