/**
 * Altar of Worlds — meta-progression screen.
 */

.screen--altar-worlds {
  overflow-y: auto;
  padding: 24px 16px 48px;
}

.altar-worlds {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.altar-worlds__head {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.altar-worlds__head h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
  color: var(--c-text-bright);
}

.altar-worlds__sub {
  color: var(--c-text-dim);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.altar-worlds__essence {
  margin-top: 10px;
  display: inline-flex;
  align-self: center;
  padding: 6px 14px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  background: var(--c-surface);
  color: var(--c-accent);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.altar-worlds__section h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text);
  margin: 0 0 8px;
}

.altar-worlds__hint {
  color: var(--c-text-dim);
  font-size: 0.85rem;
  margin: 0 0 12px;
}

.altar-worlds__list {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .altar-worlds__list { grid-template-columns: 1fr 1fr; }
}

.altar-card {
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  padding: 14px 16px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color var(--t-fast), background var(--t-fast);
}

.altar-card:hover { border-color: var(--c-accent); }

.altar-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.altar-card__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--c-text-bright);
  letter-spacing: 0.06em;
}

.altar-card__status {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-dim);
}

.altar-card__status--active { color: var(--c-accent); }
.altar-card__status--locked { color: var(--c-danger); }
.altar-card__status--owned  { color: var(--c-heal); }

.altar-card__sub {
  font-size: 0.85rem;
  color: var(--c-text-dim);
  line-height: 1.45;
  margin: 0;
}

.altar-card__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.altar-card__btn {
  padding: 6px 12px;
  font-size: 0.82rem;
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  cursor: pointer;
  transition: border-color var(--t-fast), color var(--t-fast);
}

.altar-card__btn:hover:not(:disabled) {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.altar-card__btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.altar-card__btn--active {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: var(--c-accent-dim);
}

.altar-worlds__tracks {
  display: grid;
  gap: 10px;
}

.altar-track {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  background: var(--c-surface);
}

.altar-track__label {
  flex: 1;
  font-size: 0.92rem;
  color: var(--c-text);
}

.altar-track__tiers {
  display: flex;
  gap: 4px;
}

.altar-track__pip {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--c-border);
}

.altar-track__pip--on { background: var(--c-accent); box-shadow: 0 0 6px var(--c-accent-glow); }

.altar-track__btn {
  padding: 5px 10px;
  min-width: 72px;
  font-size: 0.8rem;
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  cursor: pointer;
}

.altar-track__btn:hover:not(:disabled) {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.altar-track__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.altar-track__btn--max {
  color: var(--c-heal);
  border-color: var(--c-heal);
  opacity: 0.8;
}

.btn--ghost {
  background: transparent;
  color: var(--c-text-dim);
  border: 1px solid var(--c-border);
}

.btn--ghost:hover {
  color: var(--c-text);
  border-color: var(--c-accent);
}