.skeleton {
  background: linear-gradient(
    90deg,
    var(--surface-3) 25%,
    rgba(255,255,255,0.04) 50%,
    var(--surface-3) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  .skeleton {
    animation: none;
    background: var(--surface-3);
  }
}




.btn {
  border: 1px solid transparent;
  letter-spacing: 0;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover { text-decoration: none; }

.btn:active { transform: scale(0.95); }

.btn:focus-visible,
.chip:focus-visible,
.star:focus-visible,
.book-card:focus-visible,
.shelf-item:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--gold);
  color: var(--text-inverse);
  border-color: transparent;
  box-shadow: none;
}

.btn-primary:hover {
  background: var(--gold-hover);
  filter: brightness(1.04);
}

.btn-primary:focus-visible {
  box-shadow: 0 0 0 3px var(--gold-12);
}

.btn-secondary {
  background: var(--gold-04);
  color: var(--text-body);
  border-color: var(--gold-12);
}

.btn-secondary:hover {
  background: var(--gold-06);
  border-color: var(--gold-18);
  color: var(--text-primary);
}

.btn-success {
  background: var(--green);
  color: var(--text-inverse);
  border-color: transparent;
  font-weight: var(--weight-semi);
}

.btn-success:hover { filter: brightness(1.1); }

.btn-ghost {
  color: var(--text-dim);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-icon {
  min-width: 40px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon i,
.btn i {
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1;
}

.btn-sm {
  min-height: 36px;
  padding: var(--space-2) var(--space-3);
}

.btn-icon.btn-sm {
  min-width: 36px;
  min-height: 36px;
}

.badge {
  border: 1px solid transparent;
  min-height: 22px;
}

.badge-genre,
.badge-accent {
  background: var(--gold-06);
  color: var(--gold-strong);
  border-color: var(--gold-10);
}

.badge-reading { border-color: rgba(123,157,201,0.24); }
.badge-finished { border-color: rgba(107,170,117,0.24); }
.badge-wishlist { border-color: var(--gold-12); }
.badge-dnf { border-color: rgba(155,94,94,0.24); }

.chip {
  min-height: 32px;
  background: rgba(255,255,255,0.02);
  border-color: var(--border-soft);
  color: var(--text-body);
  transition:
    background var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.chip:hover {
  background: var(--gold-04);
  border-color: var(--gold-18);
  color: var(--text-primary);
}

.chip.active,
.chip[aria-pressed="true"] {
  background: var(--gold-12);
  border-color: var(--gold);
  color: var(--gold);
}

.chip:active { transform: scale(0.97); }

.book-card,
.stat-card,
.reading-card,
.goal-widget,
.book-preview {
  background: var(--surface-2);
  border-color: var(--border-hairline);
}

.book-card:hover,
.stat-card:hover,
.reading-card:hover,
.goal-widget:hover {
  border-color: var(--gold-18);
  box-shadow: var(--shadow-card);
}

.dashboard-panel {
  position: relative;
}

.dashboard-panel .section-header,
.dashboard-panel .goal-header {
  margin-bottom: var(--space-4);
}

.dashboard-panel .section-title,
.dashboard-panel .goal-title {
  color: var(--text-strong);
}

#dashboardPage {
  max-width: 1240px;
}

#libraryPage .library-header,
#statusPage .status-header,
.settings-header {
  align-items: end;
}

#dashboardPage .dashboard-grid {
  gap: var(--space-5);
}

#dashboardPage .dashboard-main,
#dashboardPage .dashboard-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

#dashboardPage .stats-row {
  gap: var(--space-4);
}

#dashboardPage .stat-card,
#libraryPage .book-card,
#statusPage .book-card,
.settings-page .goal-widget {
  transition: border-color var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out), transform var(--duration-base) var(--ease-out);
}

#dashboardPage .stat-card-value {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
}

#dashboardPage .stat-card-label {
  color: var(--text-dim);
}

#dashboardPage .stat-card-footnote {
  max-width: 24ch;
}

#dashboardPage .reading-card {
  gap: var(--space-3);
  padding: var(--space-4);
  min-height: 152px;
}

#dashboardPage .reading-card .book-cover {
  width: 72px;
  height: 104px;
  border-radius: var(--radius-md);
}

#dashboardPage .reading-card-info {
  gap: var(--space-2);
}

#dashboardPage .reading-card-title {
  font-family: var(--font-serif);
  font-size: var(--text-base);
  color: var(--text-strong);
}

#dashboardPage .reading-card-author {
  color: var(--text-body);
}

#dashboardPage .reading-card .reading-progress {
  margin-top: var(--space-2);
}

#dashboardPage .reading-card-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: auto;
  flex-wrap: wrap;
}

#dashboardPage .goal-widget {
  padding: var(--space-5);
}

#dashboardPage .goal-progress-ring {
  gap: var(--space-4);
}

#dashboardPage .goal-stats {
  gap: var(--space-3);
}

#dashboardPage .goal-stat {
  min-height: 72px;
}

#dashboardPage .activity-list,
#dashboardPage .genre-list {
  gap: var(--space-2);
}

#dashboardPage .activity-item,
#dashboardPage .genre-row {
  padding: var(--space-3);
}

#dashboardPage .goal-widget .empty-state {
  min-height: 180px;
}

#statusPage,
#statusPage #favoritesGrid {
  max-width: 1320px;
}

#statusPage {
  padding-top: var(--space-4);
  padding-bottom: var(--space-8);
}

#statusPage .status-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

#statusPage .status-heading {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

#statusPage .books-grid {
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-6);
  align-items: stretch;
}

#statusPage .book-card,
#libraryPage .book-card {
  background: var(--bg-surface);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

#statusPage .book-card:hover,
#libraryPage .book-card:hover {
  background: var(--bg-elevated);
  box-shadow: var(--shadow-card);
}

#statusPage .book-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
  height: 100%;
  padding: var(--space-3);
  border-radius: 24px;
  overflow: hidden;
}

#statusPage .book-card > .book-cover {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  border-radius: 18px;
  box-shadow: var(--shadow-cover);
}

#statusPage .book-card-info,
#libraryPage .book-card-info {
  gap: var(--space-2);
  min-height: 0;
}

#statusPage .book-card-title,
#libraryPage .book-card-title {
  font-family: var(--font-serif);
  color: var(--text-strong);
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
}

#statusPage .book-card-author,
#libraryPage .book-card-author {
  color: var(--text-body);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#statusPage .book-card-meta,
#libraryPage .book-card-meta {
  gap: var(--space-2);
  margin-top: 2px;
}

#statusPage .book-card-complete {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-color: var(--border-soft);
  color: var(--text-body);
}

#statusPage .book-card-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px solid var(--border-divider);
}

#statusPage .book-card-actions-primary,
#statusPage .book-card-actions-secondary {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  min-width: 0;
}

#statusPage .book-card-actions-primary {
  flex-wrap: wrap;
  min-height: 36px;
}

#statusPage .book-card-actions-secondary {
  flex-wrap: nowrap;
  min-height: 36px;
  justify-content: flex-end;
}

#statusPage .book-card-actions .btn:not(.btn-icon) {
  flex: 1 1 0;
  min-width: 0;
  padding-left: 10px;
  padding-right: 10px;
  white-space: nowrap;
}

#statusPage .book-card-actions .btn-icon {
  flex: 0 0 36px;
  width: 36px;
  min-width: 36px;
  max-width: 36px;
}

#statusPage .book-card-actions .btn-ghost.btn-icon {
  background: var(--gold-04);
  border-color: var(--gold-08);
  color: var(--text-body);
}

#statusPage .book-card-actions .btn-ghost.btn-icon:hover,
#statusPage .book-card-actions .btn-ghost.btn-icon:focus-visible {
  background: var(--gold-12);
  border-color: var(--gold-18);
  color: var(--text-strong);
}

#statusPage .book-card-actions .btn-secondary {
  background: var(--bg-elevated);
  border-color: var(--border-soft);
  color: var(--text-body);
}

#statusPage .book-card-actions .btn-secondary:hover,
#statusPage .book-card-actions .btn-secondary:focus-visible {
  background: var(--gold-08);
  border-color: var(--gold-18);
  color: var(--text-strong);
}

#statusPage .book-card-actions .btn-primary {
  box-shadow: none;
}

#statusPage .book-card-actions .ph-fill.ph-heart {
  color: var(--gold) !important;
  opacity: 1;
}

#statusPage .empty-state {
  min-height: 360px;
  padding: var(--space-12) var(--space-6);
  background: linear-gradient(180deg, var(--gold-04), rgba(255,255,255,0.01));
}

#statusPage .empty-state-icon {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--surface-3);
  border: 1px solid var(--gold-12);
  color: var(--gold);
  font-size: 1.65rem;
}

#statusPage .empty-state-title {
  font-family: var(--font-serif);
  color: var(--text-strong);
  font-size: var(--t-card);
}

#statusPage .book-card > .book-cover {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-surface));
  border: 1px solid var(--border-subtle);
}

.book-cover-placeholder {
  color: var(--text-body);
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.08), transparent 42%),
    linear-gradient(180deg, var(--bg-elevated), var(--bg-surface));
  border: 1px solid var(--border-subtle);
}

.book-cover-placeholder .cover-title {
  color: var(--text-body);
}

.book-cover-placeholder i {
  color: var(--gold);
  opacity: 0.8;
}

.book-card-actions .btn-ghost.btn-icon,
.reading-card-actions .btn-ghost {
  background: var(--bg-elevated);
  border-color: var(--border-soft);
  color: var(--text-body);
}

.book-card-actions .btn-ghost.btn-icon:hover,
.reading-card-actions .btn-ghost:hover {
  background: var(--gold-08);
  border-color: var(--gold-18);
  color: var(--text-strong);
}

.book-card-actions .ph-fill.ph-heart,
.reading-card-actions .ph-fill.ph-heart {
  color: var(--gold) !important;
}

.progress-bar {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--r-pill);
}

.progress-fill {
  background: linear-gradient(90deg, var(--gold-strong), var(--gold));
  box-shadow: var(--glow-gold);
}

.progress-fill.complete {
  background: linear-gradient(90deg, var(--green-deep), var(--green));
  box-shadow: var(--glow-green);
}

.progress-pct {
  color: var(--gold);
  font-weight: var(--weight-semi);
}

.empty-state {
  border: 1px dashed var(--gold-12);
  border-radius: var(--radius-lg);
  background: var(--gold-04);
}

.empty-state-icon {
  color: var(--text-faint);
  opacity: 1;
}

.empty-state-title { color: var(--text-dim); }
.empty-state-body { color: var(--text-faint); }



.page,
.books-grid,
.dashboard-grid,
.stats-row {
  min-width: 0;
}

@media (max-width: 768px) {
  .books-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat-card,
  .goal-widget,
  .book-card,
  .reading-card {
    min-width: 0;
  }
}

@media (max-width: 430px) {
  .books-grid {
    grid-template-columns: 1fr;
  }

  .btn,
  .btn-sm,
  .btn-icon,
  .btn-icon.btn-sm,
  .chip {
    min-height: 44px;
  }
}