/* Editor readability checks and illustrated walkthrough; base controls use style.css. */
.subtitle-quality { border: 1px solid var(--line); border-radius: 8px; padding: 18px; margin: 20px 0; background: #fafbfc; }
.subtitle-quality h3 { margin: 0 0 8px; font-size: 1.05rem; }
.subtitle-quality p { font-size: .86rem; line-height: 1.6; margin: 8px 0; overflow-wrap: anywhere; }
.subtitle-quality [hidden] { display: none; }
.quality-settings { margin: 12px 0; }
.quality-settings summary { cursor: pointer; padding: 8px 0; font-size: .88rem; font-weight: 600; }
.quality-thresholds { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin: 12px 0; }
.quality-thresholds label, .quality-filter { display: flex; flex-direction: column; gap: 6px; font-size: .82rem; }
.quality-thresholds input, .quality-filter select { width: 100%; min-width: 0; min-height: 44px; padding: 8px; font: inherit; color: var(--text); background: #fff; border: 1px solid var(--border); border-radius: 6px; }
.quality-filter { max-width: 300px; margin: 14px 0 8px; }
.quality-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.subtitle-quality .btn-ghost { min-height: 44px; }
.subtitle-quality button:disabled { cursor: not-allowed; opacity: .55; }
.quality-status { color: #475467; }
.quality-summary { font-weight: 650; }
.quality-counts { color: #475467; }
.quality-issues { list-style: none; padding: 0 6px; margin: 12px 0; max-height: 360px; overflow-y: auto; }
.quality-issues li { border-top: 1px solid var(--line); padding: 12px 0; }
.quality-issues p { margin-bottom: 0; }
.subtitle-editor-guide-page .subtitle-table tr:focus-within { background: var(--accent-soft); }
.subtitle-quality summary:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
@media (max-width: 480px) {
  .subtitle-quality { padding: 14px; }
  .quality-thresholds { grid-template-columns: 1fr; }
  .quality-actions .btn-ghost { flex: 1 1 auto; justify-content: center; }
  .subtitle-editor-guide-page .subtitle-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .subtitle-editor-guide-page .subtitle-table, .subtitle-editor-guide-page .subtitle-table tbody { display: block; }
  .subtitle-editor-guide-page .subtitle-table tr { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; border-bottom: 1px solid var(--line); padding: 12px 0; }
  .subtitle-editor-guide-page .subtitle-table td { display: block; width: auto; min-width: 0; padding: 0 !important; border: 0; }
  .subtitle-editor-guide-page .subtitle-table td:first-child { grid-column: 1; grid-row: 1; }
  .subtitle-editor-guide-page .subtitle-table td:last-child { grid-column: 2; grid-row: 1; justify-self: end; }
  .subtitle-editor-guide-page .subtitle-table td:nth-child(4) { grid-column: 1 / -1; }
  .subtitle-editor-guide-page .subtitle-table td:nth-child(2)::before { content: "Start"; }
  .subtitle-editor-guide-page .subtitle-table td:nth-child(3)::before { content: "End"; }
  .subtitle-editor-guide-page .subtitle-table td:nth-child(4)::before { content: "Caption"; }
  .subtitle-editor-guide-page .subtitle-table input, .subtitle-editor-guide-page .subtitle-table textarea { font-size: .9rem; padding: 8px; min-height: 44px; }
  .subtitle-editor-guide-page .subtitle-table textarea { min-height: 76px; }
  .subtitle-editor-guide-page .subtitle-table .remove-row { width: auto; min-height: 44px; font-size: .82rem; }
  .subtitle-editor-guide-page .subtitle-table .remove-row::after { content: none; }
}
.subtitle-editor-guide-page .guide-jump { margin: 4px 0 20px; font-size: .9rem; }
.subtitle-editor-guide-page .guide-jump a,
.editor-guide a { color: var(--accent-deep); }
.editor-guide { max-width: 100%; }
.editor-guide .guide-intro h2 { margin-bottom: 14px; }
.editor-guide p { max-width: 74ch; }
.editor-guide .guide-contents { margin: 22px 0; }
.editor-guide .guide-contents ol {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 32px; padding-left: 22px; margin: 0;
}
.editor-guide .guide-contents li { font-size: .95rem; line-height: 1.6; padding-left: 3px; }
.editor-guide .guide-contents li::marker { color: var(--accent-deep); font-weight: 700; }
.editor-guide .guide-practice {
  border-left: 3px solid var(--accent-deep); padding: 12px 18px;
  background: var(--accent-soft); margin: 24px 0 8px;
}
.editor-guide .guide-practice p { margin: 0; font-size: .9rem; }
.editor-guide .guide-step { margin-top: 48px; }
.editor-guide .guide-step h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.45rem); line-height: 1.35;
  letter-spacing: -.02em; margin: 0 0 16px; color: var(--ink);
}
.editor-guide [id], #subtitle-tool { scroll-margin-top: 24px; }
.editor-guide .tutorial-figure { margin: 24px 0 18px; }
.editor-guide .tutorial-figure picture { display: block; max-width: 720px; margin: 0 auto; }
.editor-guide .tutorial-figure img { display: block; width: 100%; height: auto; border-radius: 8px; }
.editor-guide figcaption { color: #475467; font-size: .85rem; line-height: 1.6; margin: 10px auto 0; max-width: 720px; }
.editor-guide .guide-check { margin: 16px 0 8px; }
.editor-guide .guide-check strong { color: var(--ink); }
.editor-guide .guide-back { display: inline-block; font-size: .85rem; padding: 6px 0; }
.editor-guide .guide-more { margin-top: 48px; padding-top: 30px; border-top: 1px solid var(--line); }
.editor-guide .guide-more h3 { margin-top: 26px; margin-bottom: 10px; }
.editor-guide code { overflow-wrap: anywhere; }
.editor-guide a:focus-visible, .guide-jump a:focus-visible {
  outline: 2px solid var(--accent-deep); outline-offset: 4px;
}
@media (max-width: 600px) {
  .editor-guide .guide-contents ol { grid-template-columns: 1fr; gap: 10px; }
  .editor-guide .guide-step { margin-top: 36px; }
  .editor-guide .tutorial-figure picture { max-width: 352px; }
  .editor-guide .guide-practice { padding: 12px 14px; }
}