/* Session 4: persistent profile, daily quests, achievements, and backup controls. */
.storage-warning { margin: 0 0 14px; padding: 11px 13px; color: #ffd18b; background: rgba(255,189,103,.09); border: 1px solid rgba(255,189,103,.2); border-radius: 10px; font-size: 10px; line-height: 1.55; }
.progress-reward-note, .practice-xp-note { display: block; margin-top: 8px; color: var(--muted); font-size: 9px; }
.curriculum-level.is-locked { opacity: .5; cursor: not-allowed; }
.curriculum-level.is-locked:hover { transform: none; border-color: var(--border); background: var(--surface); }
.curriculum-level:disabled { pointer-events: none; }
.daily-quest-list { display: grid; gap: 10px; }
.daily-quest-item { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 5px 10px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.daily-quest-item:last-child { border-bottom: 0; }
.daily-quest-copy strong, .daily-quest-copy small { display: block; }
.daily-quest-copy strong { font-size: 9px; }
.daily-quest-copy small { margin-top: 3px; color: var(--muted); font-size: 8px; line-height: 1.45; }
.daily-quest-reward { color: #b9adff; font-size: 8px; font-weight: 800; white-space: nowrap; }
.daily-quest-progress { grid-column: 1 / -1; height: 5px; overflow: hidden; background: var(--surface-3); border-radius: 99px; }
.daily-quest-progress span { display: block; height: 100%; background: linear-gradient(90deg,#8170f5,#4ecde1); border-radius: inherit; }
.daily-quest-status { grid-column: 1 / -1; color: var(--muted-2); font-size: 8px; }
.daily-quest-item.is-complete .daily-quest-status { color: var(--green); }
.daily-quest-link { display: inline-block; margin-top: 12px; }
.progress-chart { display: block; width: 100%; height: 220px; }
.achievement-grid { display: grid; gap: 8px; max-height: 270px; overflow: auto; padding-right: 3px; }
.achievement-tile { display: grid; grid-template-columns: 34px minmax(0,1fr) auto; align-items: center; gap: 9px; padding: 9px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; }
.achievement-tile > span { display: grid; width: 33px; height: 33px; place-items: center; color: var(--muted); background: var(--surface-3); border-radius: 9px; font-size: 15px; }
.achievement-tile strong, .achievement-tile small { display: block; }
.achievement-tile strong { font-size: 9px; }
.achievement-tile small { margin-top: 3px; color: var(--muted); font-size: 8px; line-height: 1.45; }
.achievement-tile em { color: var(--muted-2); font-size: 7px; font-style: normal; font-weight: 850; letter-spacing: .06em; }
.achievement-tile.is-unlocked { border-color: rgba(75,212,160,.22); }
.achievement-tile.is-unlocked > span { color: #8de7bf; background: rgba(75,212,160,.12); }
.achievement-tile.is-unlocked em { color: var(--green); }
.achievement-tile.is-locked { opacity: .58; }
.activity-history-list { display: grid; }
.activity-history-row { display: grid; grid-template-columns: 36px minmax(0,1fr) auto auto; align-items: center; gap: 11px; padding: 12px 3px; border-top: 1px solid var(--border); }
.history-type { display: grid; width: 34px; height: 34px; place-items: center; color: #b8afff; background: rgba(137,120,255,.13); border-radius: 10px; font-size: 14px; }
.history-campaign { color: #ffd18b; background: rgba(255,189,103,.12); }
.history-challenge { color: #86e6ef; background: rgba(74,197,216,.12); }
.activity-history-copy { min-width: 0; }
.activity-history-copy strong, .activity-history-copy small, .activity-history-metrics strong, .activity-history-metrics small { display: block; }
.activity-history-copy strong { overflow: hidden; font-size: 9px; text-overflow: ellipsis; white-space: nowrap; }
.activity-history-copy small, .activity-history-metrics small { margin-top: 4px; color: var(--muted); font-size: 8px; }
.activity-history-metrics { text-align: right; white-space: nowrap; }
.activity-history-metrics strong { font-size: 9px; }
.history-xp { color: #b9adff; font-size: 8px; font-weight: 800; white-space: nowrap; }
.empty-history-copy { display: flex; align-items: center; gap: 13px; padding: 15px 5px 3px; }
.empty-history-copy > span { display: grid; width: 37px; height: 37px; place-items: center; color: var(--muted); background: var(--surface-2); border-radius: 10px; font-size: 18px; }
.empty-history-copy strong { font-size: 10px; }
.empty-history-copy p { margin: 3px 0 0; color: var(--muted); font-size: 9px; }
.backup-controls { display: grid; gap: 0; margin-top: 14px; }
.backup-control-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; border-top: 1px solid var(--border); }
.backup-control-row strong, .backup-control-row small { display: block; }
.backup-control-row strong { font-size: 10px; }
.backup-control-row small { max-width: 390px; margin-top: 4px; color: var(--muted); font-size: 8px; line-height: 1.5; }
.backup-control-row .button { flex: 0 0 auto; white-space: nowrap; }
.backup-danger strong { color: var(--red); }
.backup-status { min-height: 15px; margin: 10px 0 0; color: var(--green); font-size: 9px; }
@media (max-width: 680px) {
  .activity-history-row { grid-template-columns: 34px minmax(0,1fr) auto; }
  .activity-history-metrics { display: none; }
  .backup-control-row { align-items: flex-start; flex-direction: column; gap: 9px; }
  .backup-control-row .button { align-self: flex-start; }
}
.daily-quest-container { display: block; padding: 0; text-align: left; }