.home-practice {
  --tool-ink: var(--gray-900);
  --tool-muted: var(--gray-600);
  --tool-line: var(--gray-200);
  --tool-surface: var(--surface);
  --tool-accent: var(--accent);
  margin-top: 48px;
}
.home-practice [hidden] { display: none !important; }
.home-practice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.home-practice .practice-tool { min-width: 0; padding: 24px; border: 1px solid var(--tool-line); border-radius: 8px; background: var(--tool-surface); color: var(--tool-ink); }
.home-practice .practice-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.home-practice .practice-heading h3 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: 0; color: var(--tool-ink); }
.home-practice .practice-caption { font-size: 12px; color: var(--tool-muted); }
.home-practice .practice-controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; min-height: 70px; margin-bottom: 20px; }
.home-practice label { display: grid; gap: 6px; color: var(--tool-muted); font-size: 12px; font-weight: 500; }
.home-practice select { width: 100%; min-width: 0; height: 40px; padding: 0 10px; margin: 0; background: var(--tool-surface); color: var(--tool-ink); border: 1px solid var(--tool-line); border-radius: 5px; font-size: 13px; }
.home-practice .practice-meta { display: flex; justify-content: space-between; gap: 10px; min-height: 21px; color: var(--tool-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.home-practice .practice-word-area { min-height: 108px; padding: 18px 0 14px; }
.home-practice .practice-word { margin: 0 0 10px; color: var(--tool-ink); font-size: 28px; font-weight: 600; letter-spacing: 0; line-height: 1.3; overflow-wrap: anywhere; }
.home-practice .practice-detail, .home-practice .practice-answer-hint { margin: 0; font-size: 12px; color: var(--tool-muted); }
.home-practice .practice-answer-area { min-height: 66px; padding-top: 15px; border-top: 1px solid var(--tool-line); }
.home-practice .practice-meaning { margin: 0; font-size: 17px; line-height: 1.7; font-weight: 500; overflow-wrap: anywhere; }
.home-practice .practice-etymology { margin: 9px 0 0; font-size: 12px; color: var(--tool-muted); line-height: 1.7; overflow-wrap: anywhere; }
.home-practice .practice-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.home-practice button, .home-practice .practice-video-links a { display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 42px; padding: 9px 15px; border: 1px solid var(--tool-line); border-radius: 5px; background: var(--tool-surface); color: var(--tool-ink); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; line-height: 1.5; text-decoration: none; }
.home-practice .practice-actions button { flex: 1; }
.home-practice button:hover { background: var(--surface-2); }
.home-practice .practice-primary, .home-practice .practice-video-links a { background: var(--tool-accent); border-color: var(--tool-accent); color: #fff !important; }
.home-practice .practice-primary:hover, .home-practice .practice-video-links a:hover { filter: brightness(0.94); background: var(--tool-accent); }
.home-practice button:disabled { cursor: default; opacity: 0.5; }
.home-practice :is(button, a, select, summary):focus-visible { outline: 2px solid var(--tool-accent); outline-offset: 3px; }
.home-practice .tool-icon { flex: 0 0 17px; width: 17px; height: 17px; }
.home-practice .practice-example { padding-top: 14px; }
.home-practice summary { cursor: pointer; font-size: 12px; color: var(--tool-muted); }
.home-practice .practice-example p { font-size: 13px; line-height: 1.7; margin: 10px 0; overflow-wrap: anywhere; }
.home-practice .practice-translation-toggle { width: 140px; max-width: 100%; min-height: 36px; padding: 6px 10px; font-size: 12px; }
.home-practice .practice-sources { display: flex; flex-wrap: wrap; gap: 6px 12px; margin-top: 10px; font-size: 11px; }
.home-practice .practice-sources a { color: var(--tool-accent); }
.home-practice .practice-status { margin: 0; font-size: 12px; line-height: 1.6; color: var(--tool-muted); }
.home-practice .practice-status:empty { display: none; }
.home-practice .practice-data-note { margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--tool-line); }
.home-practice .practice-data-note p, .home-practice .practice-data-note a { font-size: 11px; line-height: 1.8; color: var(--tool-muted); }
.home-practice .practice-pool { display: flex; align-items: end; justify-content: end; padding-bottom: 12px; font-size: 12px; color: var(--tool-muted); }
.home-practice .practice-composer { margin: 16px 0 7px; font-size: 13px; color: var(--tool-muted); overflow-wrap: anywhere; }
.home-practice .practice-work { min-height: 62px; margin: 0 0 12px; font-size: 23px; font-weight: 600; line-height: 1.4; letter-spacing: 0; color: var(--tool-ink); overflow-wrap: anywhere; }
.home-practice .practice-channel { margin: 0; font-size: 12px; color: var(--tool-muted); overflow-wrap: anywhere; }
.home-practice .practice-coverage { margin: 8px 0 14px; font-size: 11px; line-height: 1.6; color: var(--tool-muted); }
.home-practice .practice-video-links { display: flex; flex-wrap: wrap; gap: 8px; }
.home-practice .practice-video-links a { flex: 1; }
.home-practice .practice-listen-actions button { flex: 0 1 auto; width: 100%; }
html.dark-mode .home-practice { --tool-ink: var(--dk-text-bright); --tool-muted: var(--dk-text); --tool-line: var(--dk-border-2); --tool-surface: var(--dk-bg-3); --tool-accent: var(--dk-accent); }
html.dark-mode .home-practice button:hover { background: var(--dk-bg-4); }
html.dark-mode .home-practice .practice-primary:hover { background: var(--tool-accent); }
html.dark-mode .home-practice :is(.practice-primary, .practice-video-links a) { color: #0f1117 !important; }
@media (max-width: 760px) {
  .home-practice { margin-top: 38px; }
  .home-practice-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .home-practice .practice-tool { padding: 20px; }
  .home-practice .practice-heading h3 { font-size: 18px; }
  .home-practice .practice-word { font-size: 26px; }
  .home-practice .practice-work { font-size: 21px; }
}
@media print { .home-practice { display: none; } }

#home-practice-title { scroll-margin-top: 96px; }
.home-practice .practice-actions a { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 42px; padding: 9px 15px; border: 1px solid var(--tool-accent); border-radius: 5px; background: var(--tool-accent); color: #fff !important; font-size: 13px; font-weight: 600; line-height: 1.5; text-decoration: none; flex: 1; }
.home-practice .practice-actions > * { min-width: 0; overflow-wrap: anywhere; }
.home-practice .practice-actions .learning-icon-button { flex: 0 0 42px; width: 42px; padding: 9px; }
.home-practice .practice-caption, .home-practice .practice-meta > span { overflow-wrap: anywhere; min-width: 0; }
.home-practice .learning-modes { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); padding: 3px; margin-bottom: 16px; background: var(--surface-2); border: 1px solid var(--tool-line); border-radius: 5px; }
.home-practice .learning-modes button { border: 0; background: transparent; min-height: 36px; padding: 6px; font-size: 12px; color: var(--tool-muted); }
.home-practice .learning-modes button[aria-pressed="true"] { background: var(--tool-surface); color: var(--tool-accent); }
.home-practice .quiz-intro-title { font-size: 20px; font-weight: 600; margin: 24px 0 10px; }
.home-practice #quiz-intro { min-height: 124px; }
.home-practice #quiz-question { padding-top: 14px; }
.home-practice #quiz-progress-bar { width: 100%; height: 4px; display: block; margin: 8px 0 18px; accent-color: var(--tool-accent); }
.home-practice .quiz-word { margin: 16px 0; font-size: 25px; }
.home-practice .quiz-options { display: grid; gap: 8px; }
.home-practice .quiz-option { justify-content: flex-start; align-items: flex-start; gap: 10px; text-align: left; font-weight: 400; padding: 10px 12px; }
.home-practice .quiz-option span:last-child { min-width: 0; overflow-wrap: anywhere; }
.home-practice .quiz-option-letter { flex: 0 0 16px; color: var(--tool-muted); font-size: 12px; }
.home-practice .quiz-option:disabled { opacity: 1; }
.home-practice .quiz-option.is-correct { border-color: #268653; background: #edf8f0; color: #185b35; }
.home-practice .quiz-option.is-wrong { border-color: #b9464f; background: #fff1f2; color: #8d2531; }
.home-practice .quiz-feedback { margin: 16px 0 6px; font-size: 13px; line-height: 1.7; }
.home-practice .quiz-feedback p { margin: 5px 0; overflow-wrap: anywhere; }
.home-practice .quiz-result-score { margin: 15px 0; color: var(--tool-accent); font-size: 30px; font-weight: 600; }
.home-practice .quiz-board-scroll { overflow: auto; max-height: 290px; margin-top: 12px; }
.home-practice #quiz-board table { width: 100%; font-size: 12px; border-collapse: collapse; table-layout: fixed; }
.home-practice #quiz-board th, .home-practice #quiz-board td { padding: 9px 6px; background: transparent; border-bottom: 1px solid var(--tool-line); color: var(--tool-ink); text-align: left; overflow-wrap: anywhere; }
.home-practice #quiz-board th:nth-child(2) { width: 45%; }
.home-practice .learning-board-mine { font-weight: 700; }
.home-practice .learning-music-result { display: grid; grid-template-columns: 140px minmax(0,1fr); align-items: start; gap: 18px; margin: 20px 0 24px; min-height: 140px; }
.home-practice .learning-music-result img { width: 140px; aspect-ratio: 4/3; object-fit: cover; border-radius: 5px; background: var(--surface-2); }
.home-practice .learning-music-result.is-image-missing { grid-template-columns: minmax(0,1fr); }
.home-practice .learning-music-result .practice-work { margin: 8px 0 14px; min-height: 0; font-size: 21px; }
.home-practice .learning-tracks { list-style: none; padding: 0; margin: 14px 0 0; max-height: 340px; overflow-y: auto; scrollbar-width: thin; scrollbar-gutter: stable; }
.home-practice .learning-tracks li { display: grid; grid-template-columns: 23px minmax(0,1fr) 32px; align-items: start; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--tool-line); }
.home-practice .learning-tracks li:last-child { border: 0; }
.home-practice .learning-track-index { padding-top: 2px; color: var(--tool-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.home-practice .learning-tracks a { display: block; color: var(--tool-ink); font-size: 13px; font-weight: 500; line-height: 1.5; text-decoration: none; overflow-wrap: anywhere; }
.home-practice .learning-tracks a:hover { color: var(--tool-accent); text-decoration: underline; }
.home-practice .learning-tracks div > span { display: block; margin-top: 3px; color: var(--tool-muted); font-size: 11px; overflow-wrap: anywhere; }
.home-practice .learning-track-meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 3px 8px; margin-top: 4px; color: var(--tool-muted); font-size: 11px; }
.home-practice .learning-track-meta span { flex: 1 1 100px; margin: 0 !important; min-width: 0; }
.home-practice .learning-track-meta time { white-space: nowrap; font-variant-numeric: tabular-nums; }
.home-practice .learning-track-replace { width: 32px; min-height: 32px; height: 32px; padding: 6px; background: transparent; }
.home-practice .learning-track-replace:disabled { opacity: 0.3; }
.home-practice .learning-playlist-note { margin-top: 16px; line-height: 1.7; }
html.dark-mode .home-practice .learning-modes { background: var(--dk-bg-2); }
html.dark-mode .home-practice .quiz-option.is-correct { background: #183b2a; color: #a3dfb7; }
html.dark-mode .home-practice .quiz-option.is-wrong { background: #49262c; color: #f1b5bc; }
html.dark-mode .home-practice .practice-actions a { color: #0f1117 !important; }
@media (max-width: 480px) {
  .home-practice .learning-music-result { grid-template-columns: 100px minmax(0,1fr); gap: 12px; }
  .home-practice .learning-music-result img { width: 100px; }
  .home-practice .learning-music-result .practice-work { font-size: 19px; }
  .home-practice .practice-actions { gap: 8px; }
  .home-practice .practice-actions a, .home-practice .practice-actions button { padding: 9px 10px; font-size: 12px; }
  .home-practice :is(#practice-next-word, #music-pick) { flex: 0 0 42px; width: 42px; padding: 9px; }
  .home-practice :is(#practice-next-word, #music-pick) > span { display: none; }
}