/* ==========================================================================
   ATHAR — app.css
   Composition-level styles for the individual screens.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Home — artifact preview concept
   -------------------------------------------------------------------------- */

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: var(--sp-4);
}

.preview-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-5);
  background: var(--c-surface);
  border: var(--bw-1) solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-xs);
}

.preview-item__icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border-radius: var(--r-sm);
  background: var(--c-surface-sunken);
  color: var(--c-clay);
}

.preview-item__text {
  min-width: 0;
}

.preview-item__title {
  font-size: var(--fs-sm);
  font-weight: 600;
}

.preview-item__desc {
  font-size: var(--fs-xs);
  color: var(--c-text-subtle);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Workspace placeholder
   -------------------------------------------------------------------------- */

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-6);
}

.workspace-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-4);
}

.workspace-head__icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: var(--r-md);
  background: var(--c-accent-soft);
  color: var(--c-accent);
  flex: 0 0 auto;
}

.workspace-empty {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding: var(--sp-9) var(--sp-6);
  text-align: center;
  background: var(--c-surface-2);
  border: var(--bw-1) dashed var(--c-border-strong);
  border-radius: var(--r-lg);
}

.workspace-scene-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.scene-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: var(--c-surface-2);
  border: var(--bw-1) solid var(--c-border);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
}

.scene-row__type {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--c-text-subtle);
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */

.about-list {
  display: grid;
  gap: var(--sp-3);
}

.about-list__item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

.about-list__icon {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: var(--r-pill);
  background: var(--c-surface-sunken);
  color: var(--c-clay);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--sp-5);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.stat__value {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 600;
  line-height: 1;
}

.stat__label {
  font-size: var(--fs-xs);
  color: var(--c-text-subtle);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   Library toolbar
   -------------------------------------------------------------------------- */

.library-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  margin-block-end: var(--sp-6);
}

.library-count {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

/* --------------------------------------------------------------------------
   Loader
   -------------------------------------------------------------------------- */

.loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-11) var(--sp-6);
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

.loader__mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: var(--r-pill);
  background: var(--c-text);
  color: var(--c-bg);
  animation: loader-pulse 1.6s var(--ease-in-out) infinite;
}

@keyframes loader-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.94);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

/* --------------------------------------------------------------------------
   Direction-aware details
   -------------------------------------------------------------------------- */

[dir="rtl"] .app-nav__link {
  text-align: start;
}

[dir="rtl"] .preview-item__icon {
  transform: scaleX(-1);
}