.checklist-page {
  padding-block: clamp(var(--space-2xl), 7vw, var(--space-4xl));
}

.checklist-lead {
  display: grid;
  gap: var(--space-2xl);
  padding-block-end: var(--space-2xl);
  border-bottom: 1px solid var(--ink);
}

.checklist-lead h1 {
  max-width: 14ch;
  font-size: clamp(2.65rem, 8vw, 5.2rem);
}

.progress-sheet {
  padding: var(--space-lg);
  border: 1px solid var(--rule);
  background: var(--paper-light);
}

.progress-reading {
  display: flex;
  gap: var(--space-lg);
  align-items: end;
  justify-content: space-between;
  margin-block: var(--space-md);
}

.progress-reading h2 {
  margin: 0;
  color: var(--signal-dark);
  font-size: clamp(2.8rem, 8vw, 4.8rem);
  line-height: 0.85;
  font-variant-numeric: tabular-nums;
}

.progress-reading p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
}

.progress-sheet progress {
  display: block;
  width: 100%;
  height: 0.8rem;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: var(--paper-deep);
  accent-color: var(--signal);
}

.progress-sheet progress::-webkit-progress-bar {
  background: var(--paper-deep);
}

.progress-sheet progress::-webkit-progress-value {
  background: var(--signal);
}

.progress-sheet progress::-moz-progress-bar {
  background: var(--signal);
}

.save-reading {
  display: grid;
  gap: var(--space-2xs);
  margin-block-start: var(--space-md);
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.save-reading span:first-child {
  color: var(--sage);
  font-weight: 720;
}

.save-reading span[data-state="session"] {
  color: var(--signal-dark);
}

.storage-warning {
  margin: var(--space-lg) 0 0;
  padding: var(--space-md);
  border: 1px solid var(--signal-dark);
  background: var(--paper-light);
  font-weight: 680;
}

.checklist-controls,
.add-item,
.checklist-utility {
  display: grid;
  gap: var(--space-2xl);
  padding-block: var(--space-2xl);
  border-bottom: 1px solid var(--ink);
}

.control-intro h2,
.add-item h2,
.checklist-utility h2 {
  max-width: 15ch;
}

.control-intro p:last-child,
.add-item > div > p:last-child,
.checklist-utility > div > p:last-child {
  max-width: 40rem;
  color: var(--ink-soft);
}

.filter-grid,
.add-item form,
.utility-actions {
  display: grid;
  gap: var(--space-md);
}

.filter-grid label,
.add-item label,
.item-editor label {
  display: grid;
  gap: var(--space-xs);
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 720;
}

.checklist-list {
  padding-block: var(--space-2xl);
  border-bottom: 1px solid var(--ink);
}

.checklist-group + .checklist-group {
  margin-block-start: var(--space-2xl);
}

.checklist-group > header {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: var(--space-sm);
  align-items: baseline;
  padding-block-end: var(--space-md);
  border-bottom: 1px solid var(--ink);
}

.checklist-group h2 {
  margin: 0;
  font-size: clamp(1.65rem, 4.5vw, 2.6rem);
}

.category-count {
  grid-column: 2;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
}

.checklist-items {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist-item {
  display: grid;
  grid-template-columns: 1fr;
  padding-block: var(--space-xs);
  border-bottom: 1px solid var(--rule);
}

.checklist-item[data-completed="true"] .item-copy strong {
  color: var(--ink-soft);
  text-decoration: line-through;
  text-decoration-thickness: 0.08em;
}

.check-toggle {
  display: grid;
  grid-template-columns: 2.75rem minmax(0, 1fr);
  align-items: center;
  min-height: 4.75rem;
  cursor: pointer;
}

.check-toggle input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.check-marker {
  display: grid;
  width: 1.5rem;
  height: 1.5rem;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--paper-light);
}

.check-toggle input:checked + .check-marker {
  background: var(--signal-fill);
}

.check-toggle input:checked + .check-marker::after {
  color: var(--ink-on-signal);
  content: "✓";
  font-size: 1rem;
  font-weight: 800;
  line-height: 1;
}

.check-toggle input:focus-visible + .check-marker {
  outline: 0.2rem solid var(--signal);
  outline-offset: 0.2rem;
}

.item-copy {
  display: grid;
  gap: 0.15rem;
  padding-block: var(--space-md);
}

.item-copy strong {
  max-width: 64ch;
  font-size: 1.04rem;
  line-height: 1.3;
}

.item-copy small {
  color: var(--ink-soft);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.item-actions,
.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: flex-end;
}

.item-action {
  min-width: 3.5rem;
  min-height: 2.75rem;
  padding: var(--space-xs) var(--space-sm);
  border: 0;
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  font-weight: 700;
  cursor: pointer;
}

.item-action:hover {
  color: var(--paper-light);
  background: var(--ink);
}

.item-editor {
  display: grid;
  width: 100%;
  grid-column: 1 / -1;
  gap: var(--space-md);
  padding-block: var(--space-md);
}

.checklist-empty,
.no-script-list {
  padding: var(--space-xl);
  border: 1px solid var(--rule);
  background: var(--paper-light);
}

.checklist-empty {
  text-align: center;
}

.checklist-empty p {
  margin-block-end: 0;
  color: var(--ink-soft);
}

.no-script-list {
  max-width: 54rem;
}

.no-script-list ol {
  display: grid;
  gap: var(--space-sm);
}

.add-item form {
  align-content: end;
}

.add-item form .button {
  justify-self: start;
}

.form-error {
  min-height: 1.4rem;
  margin: 0;
}

.utility-actions {
  align-content: end;
}

.utility-actions .share-status {
  color: var(--ink-soft);
}

button.button,
button.text-action {
  font-family: var(--body);
}

.destructive-action {
  color: var(--signal-dark);
  border-bottom-color: var(--signal-dark);
}

.checklist-source {
  max-width: 62rem;
  padding-block: var(--space-xl);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.checklist-source p {
  margin: 0;
}

@media (min-width: 42rem) {
  .filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .add-item form {
    grid-template-columns: minmax(14rem, 1.3fr) minmax(11rem, 0.7fr);
  }

  .utility-actions {
    grid-template-columns: repeat(2, minmax(10rem, 1fr));
  }

  .utility-actions .share-status,
  .form-error {
    grid-column: 1 / -1;
  }

  .checklist-group > header {
    grid-template-columns: 3rem minmax(0, 1fr) auto;
  }

  .category-count {
    grid-column: auto;
  }

  .checklist-item {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    min-height: 4.75rem;
    padding-block: 0;
  }

  .item-editor {
    grid-template-columns: minmax(0, 1fr) minmax(10rem, 0.65fr);
  }

  .item-editor .editor-actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 58rem) {
  .checklist-lead {
    grid-template-columns: minmax(0, 1.2fr) minmax(19rem, 0.65fr);
    align-items: end;
    gap: clamp(var(--space-2xl), 7vw, var(--space-4xl));
  }

  .checklist-controls,
  .add-item,
  .checklist-utility {
    grid-template-columns: minmax(15rem, 0.6fr) minmax(0, 1.4fr);
    gap: clamp(var(--space-2xl), 7vw, var(--space-4xl));
  }

  .filter-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .item-editor {
    grid-template-columns: minmax(13rem, 1.5fr) minmax(10rem, 0.7fr) auto;
    align-items: end;
  }

  .item-editor .editor-actions {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .checklist-page *,
  .checklist-page *::before,
  .checklist-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .checklist-page {
    width: 100%;
    padding: 0;
  }

  .checklist-lead {
    display: block;
    padding-block-end: 1rem;
  }

  .checklist-lead h1 {
    font-size: 36pt;
  }

  .progress-sheet {
    padding: 0;
    border: 0;
  }

  .progress-sheet progress,
  .save-reading,
  .storage-warning,
  .checklist-controls,
  .add-item,
  .checklist-utility,
  .checklist-source,
  .resource-support,
  .item-actions,
  .item-editor {
    display: none;
  }

  .checklist-list {
    padding-block: 1rem 0;
    border: 0;
  }

  .checklist-group {
    break-inside: avoid;
  }

  .checklist-group + .checklist-group {
    margin-block-start: 1.25rem;
  }

  .checklist-group h2 {
    font-size: 20pt;
  }

  .checklist-item,
  .check-toggle {
    min-height: 0;
  }

  .item-copy {
    padding-block: 0.25rem;
  }
}