/* =============================================================
   MCU Tracker — Components (components.css)
   Buttons, cards, chips, badges, progress, quiz UI, stars
   ============================================================= */

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-small);
  font-weight: var(--weight-semibold);
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-tap);
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: var(--color-hero-red);
  color: #fff;
  border: none;
}
.btn-primary:hover {
  background: var(--color-red-dim);
}
.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-raised);
}
.btn-secondary:active {
  transform: scale(0.97);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-micro);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 1px solid var(--color-surface-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  transition: all var(--transition-tap);
  box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.card:hover {
  background: var(--color-surface-raised);
  border-color: var(--color-text-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.4);
}

.card-compact {
  padding: var(--space-4);
}

/* ── Title Card (Tracker) ─────────────────────────────────── */
.title-card {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.title-card__poster {
  width: 80px;
  height: 120px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-micro);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: var(--space-2);
  line-height: 1.2;
  overflow: hidden;
}

.title-card__info {
  flex: 1;
  min-width: 0;
}

.title-card__name {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
  line-height: 1.2;
}

.title-card__meta {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.title-card__meta span::after {
  content: '·';
  margin-left: var(--space-2);
  color: var(--color-text-muted);
}
.title-card__meta span:last-child::after {
  content: '';
}

.title-card__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ── Watch Status Chip (Pill) ─────────────────────────────── */
.watch-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: all var(--transition-tap);
  user-select: none;
  border: 1px solid transparent;
}

.watch-chip--unwatched {
  background: transparent;
  border-color: var(--color-text-muted);
  color: var(--color-text-muted);
}
.watch-chip--unwatched:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text-secondary);
}

.watch-chip--watched {
  background: var(--color-hero-red);
  border-color: var(--color-hero-red);
  color: #fff;
}
.watch-chip--watched:hover {
  background: var(--color-red-dim);
}

.watch-chip--rewatched {
  background: var(--color-infinity-gold);
  border-color: var(--color-infinity-gold);
  color: var(--color-void);
}
.watch-chip--rewatched:hover {
  background: #b8911f;
}

.watch-chip:active {
  transform: scale(0.95);
}

.watch-chip__icon {
  width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Star Rating ──────────────────────────────────────────── */
.star-rating {
  display: inline-flex;
  gap: 2px;
  align-items: center;
}

.star-rating__star {
  width: 20px;
  height: 20px;
  cursor: pointer;
  transition: transform var(--transition-tap);
  color: var(--color-text-muted);
}

.star-rating__star:hover {
  transform: scale(1.2);
}

.star-rating__star--filled {
  color: var(--color-infinity-gold);
}

.star-rating__star svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* ── Progress Bar ─────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-surface-raised);
  border-radius: var(--radius-pill);
  overflow: hidden;
  position: relative;
}

.progress-bar__fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: var(--color-hero-red);
  transition: width var(--transition-fill);
  width: 0%;
}

.progress-bar__fill--gold {
  background: var(--color-infinity-gold);
}

.progress-bar--lg {
  height: 8px;
}

/* Progress with label */
.progress-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.progress-group__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.progress-group__label {
  font-family: var(--font-display);
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
}

.progress-group__value {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  color: var(--color-text-primary);
}

/* ── Phase Tag ────────────────────────────────────────────── */
.phase-tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--color-surface-raised);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

/* ── Badges ───────────────────────────────────────────────── */
.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}

.badge__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 2px solid var(--color-infinity-gold);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  transition: all var(--transition-tap);
}

.badge--locked .badge__icon {
  border-color: var(--color-border);
  opacity: 0.4;
  filter: grayscale(1);
}

.badge__label {
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  max-width: 80px;
  line-height: 1.3;
}

.badge--locked .badge__label {
  color: var(--color-text-muted);
}

/* ── Stat Card ────────────────────────────────────────────── */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 1px solid var(--color-surface-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
}

.stat-card__value {
  font-family: var(--font-mono);
  font-size: var(--text-display);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-card__value--red {
  color: var(--color-hero-red);
}

.stat-card__value--gold {
  color: var(--color-infinity-gold);
}

.stat-card__label {
  font-family: var(--font-display);
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
}

/* ── Quiz Components ──────────────────────────────────────── */
.quiz-option {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  transition: all var(--transition-tap);
  font-size: var(--text-body);
  color: var(--color-text-primary);
  text-align: left;
  width: 100%;
  display: block;
}

.quiz-option:hover {
  background: var(--color-surface-raised);
  border-left-color: var(--color-text-secondary);
}

.quiz-option--selected {
  background: var(--color-surface-raised);
  border-left-color: var(--color-hero-red);
}

.quiz-option--correct {
  border-left-color: var(--color-success);
  background: var(--color-success-tint);
}

.quiz-option--incorrect {
  border-left-color: var(--color-hero-red);
  background: var(--color-red-tint);
}

.quiz-option--disabled {
  pointer-events: none;
  opacity: 0.7;
}

/* Quiz header */
.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
}

.quiz-progress {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}

.quiz-score-display {
  font-family: var(--font-mono);
  font-size: var(--text-small);
  color: var(--color-infinity-gold);
}

/* Quiz result */
.quiz-result {
  text-align: center;
  padding: var(--space-8) var(--space-5);
}

.quiz-result__score {
  font-family: var(--font-mono);
  font-size: 72px;
  font-weight: var(--weight-bold);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.quiz-result__label {
  font-size: var(--text-h2);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

/* ── Category Card ────────────────────────────────────────── */
.category-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 1px solid var(--color-surface-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-6) var(--space-5);
  cursor: pointer;
  transition: all var(--transition-tap);
  text-align: center;
}

.category-card:hover {
  background: var(--color-surface-raised);
  transform: translateY(-2px);
}

.category-card__icon {
  font-size: 32px;
  margin-bottom: var(--space-3);
}

.category-card__title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.category-card__count {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}

/* ── Filter Bar ───────────────────────────────────────────── */
.filter-bar {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  font-size: var(--text-micro);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-tap);
  font-family: var(--font-display);
}

.filter-btn:hover {
  background: var(--color-surface-raised);
  color: var(--color-text-primary);
}

.filter-btn--active {
  background: var(--color-hero-red);
  border-color: var(--color-hero-red);
  color: #fff;
}

/* ── Empty State ──────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-5);
  color: var(--color-text-muted);
}

.empty-state__icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state__text {
  font-size: var(--text-h2);
  margin-bottom: var(--space-2);
}

/* ── Modal ────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-page);
}

.modal-overlay--visible {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 560px;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-6);
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-5);
}

.modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: all var(--transition-tap);
  flex-shrink: 0;
}

.modal__close:hover {
  background: var(--color-surface-raised);
  color: var(--color-text-primary);
}

/* ── Streak indicator ─────────────────────────────────────── */
.streak {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  color: var(--color-infinity-gold);
}

.streak__icon {
  font-size: 16px;
}

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
  margin: var(--space-5) 0;
}

/* ── Micro-Interactions ───────────────────────────────────── */
@keyframes chipPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

.chip-pop {
  animation: chipPop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.chip-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  margin-left: -10px;
  border-radius: 50%;
  background: currentColor;
  animation: rippleOut 0.5s ease-out forwards;
  pointer-events: none;
  z-index: 0;
}

@keyframes rippleOut {
  0% { transform: scale(0); opacity: 0.5; }
  100% { transform: scale(4); opacity: 0; }
}

.badge-toast {
  position: fixed;
  bottom: var(--space-5);
  left: 50%;
  transform: translate(-50%, 100%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 1px solid var(--color-surface-highlight);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  z-index: 2000;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  cursor: pointer;
}

.badge-toast--visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

.badge-toast__content {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.badge-toast__icon {
  font-size: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-raised);
  border-radius: 50%;
  border: 2px solid var(--color-infinity-gold);
}

@media (prefers-reduced-motion: reduce) {
  .chip-pop, .chip-ripple {
    animation: none !important;
  }
  .badge-toast {
    transition: opacity 0.2s !important;
    transform: translate(-50%, 0) !important;
  }
}