/* ==========================================================================
   streaks.css — Styles Streaks & Defis mensuels
   KekOnFait
   ========================================================================== */

/* Header */
.streaks__header {
  padding: var(--space-lg) 0;
}

.streaks__title {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--text);
}

/* Streak cards — grille 2 colonnes */
.streaks__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.streaks__card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: border-color var(--transition-fast);
}

.streaks__card:hover {
  border-color: var(--border-hover);
}

.streaks__card-icon {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-xs);
}

.streaks__card-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.streaks__card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-top: var(--space-xs);
}

/* Calendrier semaine — 7 jours */
.streaks__week-section {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.streaks__week-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-md);
}

.streaks__week {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
}

.streaks__week-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  flex: 1;
}

.streaks__week-day {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  transition: all var(--transition-base);
}

.streaks__week-day--active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.streaks__week-label {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-tertiary);
}

/* Defi mensuel */
.streaks__challenge {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.streaks__challenge-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.streaks__challenge-badge {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  background: rgba(99, 102, 241, 0.08);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.streaks__challenge-done {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--success);
}

.streaks__challenge-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-md);
}

.streaks__challenge-bar {
  margin-bottom: var(--space-sm);
}

.streaks__challenge-bar-track {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.streaks__challenge-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: var(--radius-full);
  transition: width 600ms cubic-bezier(0.16, 1, 0.3, 1);
}

.streaks__challenge-bar-fill--done {
  background: var(--success);
}

.streaks__challenge-progress {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  text-align: right;
}

/* Etat vide */
.streaks__empty {
  text-align: center;
  padding: var(--space-3xl) 0;
  color: var(--text-tertiary);
}

.streaks__empty-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
}

.streaks__empty-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.streaks__empty-text {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

/* Responsive — 1 colonne sur mobile */
@media (max-width: 479px) {
  .streaks__cards {
    grid-template-columns: 1fr;
  }

  .streaks__week-day {
    width: 34px;
    height: 34px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .streaks__challenge-bar-fill {
    transition: none;
  }
}