/* ============================================================
   VIEW STYLES - dashboard and catalogue cards
   ------------------------------------------------------------
   Split out of the original 3,093-line css/components.css on
   2026-08-29. The seven files are loaded in their original
   source order, so the cascade is byte-for-byte unchanged:
     layout -> components -> views-content -> views-cards
     -> overlays -> views-progress -> utilities
   Section numbers below are the original components.css numbering.

     12. Dashboard widgets
     13. Mental model card
     14. Challenge card
   ============================================================ */

/* ──────────────────────────────────────────
   12. DASHBOARD WIDGETS
   ────────────────────────────────────────── */

/* Stat card */
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  background: rgba(167, 139, 250, 0.1);
}

.stat-content {
  flex: 1;
  min-width: 0;
}

.stat-value {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  line-height: 1;
  letter-spacing: var(--tracking-tight);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: var(--font-medium);
  margin-top: var(--space-1);
}

.stat-trend {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  margin-top: var(--space-2);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.stat-trend.positive {
  background: rgba(52, 211, 153, 0.12);
  color: var(--accent-emerald);
}

.stat-trend.negative {
  background: rgba(248, 113, 113, 0.12);
  color: var(--accent-red);
}

/* Level badge (large, for dashboard) */
.level-badge-large {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px var(--accent-glow);
  position: relative;
}

.level-badge-large .level-number {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: white;
  line-height: 1;
}

.level-badge-large .level-label {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.7);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

/* Activity Heatmap */
.activity-heatmap {
  display: grid;
  grid-template-columns: repeat(53, 1fr);
  gap: 2px;
  overflow: hidden;
}

.heatmap-cell {
  aspect-ratio: 1;
  border-radius: 2px;
  background: var(--surface-overlay);
  transition: background var(--transition);
  cursor: pointer;
}

.heatmap-cell:hover {
  opacity: 0.8;
  transform: scale(1.15);
}

.heatmap-cell[data-level="1"] { background: rgba(167, 139, 250, 0.2); }
.heatmap-cell[data-level="2"] { background: rgba(167, 139, 250, 0.4); }
.heatmap-cell[data-level="3"] { background: rgba(167, 139, 250, 0.65); }
.heatmap-cell[data-level="4"] { background: var(--accent); }

/* Dashboard welcome banner */
.welcome-banner {
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.08) 0%, rgba(96, 165, 250, 0.05) 50%, rgba(52, 211, 153, 0.05) 100%);
  border: 1px solid rgba(167, 139, 250, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  margin-bottom: var(--space-8);
}

.welcome-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 240px;
  height: 240px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.welcome-greeting {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}

.welcome-date {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-5);
}


/* ──────────────────────────────────────────
   13. MENTAL MODEL CARD
   ────────────────────────────────────────── */

.model-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.model-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--model-color, var(--accent));
  opacity: 0.6;
  transition: opacity var(--transition);
}

.model-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.model-card:hover::before {
  opacity: 1;
}

.model-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.model-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  background: rgba(167, 139, 250, 0.1);
}

.model-name {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  line-height: var(--leading-tight);
  margin-bottom: 3px;
}

.model-tagline {
  font-size: var(--text-sm);
  color: var(--accent);
  font-weight: var(--font-medium);
  font-style: italic;
}

.model-description {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin: var(--space-3) 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.model-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.model-tag {
  font-size: 10px;
  padding: 2px 8px;
  background: var(--surface-overlay);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-weight: var(--font-medium);
}

.model-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

.model-related {
  font-size: var(--text-xs);
  color: var(--text-muted);
}


/* ──────────────────────────────────────────
   14. CHALLENGE CARD
   ────────────────────────────────────────── */

.challenge-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
  position: relative;
}

.challenge-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.challenge-card.completed {
  opacity: 0.65;
}

.challenge-card.completed::after {
  content: '✓ Done';
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background: rgba(52, 211, 153, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: var(--font-bold);
  padding: 2px 8px;
  letter-spacing: var(--tracking-wide);
}

.challenge-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.challenge-type-badge {
  font-size: 10px;
  font-weight: var(--font-bold);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.challenge-type-quiz        { background: rgba(96, 165, 250, 0.1); color: var(--accent-blue); }
.challenge-type-reflection  { background: rgba(167, 139, 250, 0.1); color: var(--accent); }
.challenge-type-exercise    { background: rgba(52, 211, 153, 0.1); color: var(--accent-emerald); }
.challenge-type-reading     { background: rgba(251, 191, 36, 0.1); color: var(--accent-gold); }

.challenge-name {
  font-size: var(--text-md);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  line-height: var(--leading-tight);
}

.challenge-description {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.challenge-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.difficulty-stars {
  display: flex;
  gap: 2px;
}

.difficulty-star {
  font-size: 12px;
  color: var(--border-strong);
}

.difficulty-star.filled {
  color: var(--accent-gold);
}

.xp-reward {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--accent-gold);
}

.xp-reward-icon {
  font-size: 14px;
}