* { box-sizing: border-box; }

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif;
}
button, input, select, textarea { font: inherit; }
a { color: inherit; }

.app-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 58px;
  padding: 8px max(16px, calc((100% - 1180px) / 2));
  border-top: 4px solid var(--theme-marker);
  border-bottom: 1px solid var(--line-strong);
  background: var(--header-bg);
  color: var(--header-text);
}
.app-header .brand { width: max-content; color: var(--header-brand); font-weight: 800; text-decoration: none; }
.app-header > strong { font-size: 16px; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 16px; }
.header-actions nav { display: flex; gap: 14px; }
.header-actions a { color: var(--header-text); font-size: 13px; font-weight: 700; text-decoration: none; }
.header-actions a:hover { text-decoration: underline; }

.ocr-workspace {
  width: min(1180px, calc(100% - 24px));
  margin: 16px auto 48px;
  display: grid;
  gap: 12px;
}
.panel, .intro-panel { border: 1px solid var(--line-strong); background: var(--surface); }
.intro-panel { display: grid; grid-template-columns: minmax(0, 1fr) minmax(480px, .9fr); gap: 28px; align-items: center; padding: 18px 20px; }
.eyebrow { margin: 0 0 2px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .13em; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 4px; font-size: 25px; line-height: 1.35; }
.intro-panel > div > p:last-child { max-width: 620px; margin: 0; color: var(--muted); }
.workflow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; border: 1px solid var(--line); }
.workflow li { display: grid; grid-template-columns: 25px 1fr; gap: 7px; min-width: 0; padding: 10px; border-left: 1px solid var(--line); }
.workflow li:first-child { border-left: 0; }
.workflow li > b { color: var(--accent); font-size: 17px; font-variant-numeric: tabular-nums; }
.workflow strong, .workflow small { display: block; }
.workflow strong { font-size: 13px; }
.workflow small { margin-top: 2px; color: var(--muted); font-size: 11px; line-height: 1.4; }

.section-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 42px; padding: 5px 12px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.section-head > div { display: flex; align-items: baseline; gap: 9px; }
.section-head h2 { margin: 0; font-size: 16px; }
.section-head > small { color: var(--muted); font-size: 12px; }
.step-number { color: var(--accent); font-size: 11px; font-weight: 800; font-variant-numeric: tabular-nums; }

.upload-body { display: grid; grid-template-columns: minmax(380px, 1fr) minmax(280px, .8fr); gap: 16px; align-items: end; padding: 14px; }
.file-picker > span, .note-field > span { display: block; margin-bottom: 4px; color: var(--muted); font-size: 12px; font-weight: 700; }
.file-picker input { width: 100%; min-height: 42px; padding: 6px; border: 1px solid var(--line-strong); background: var(--input-bg); }
.file-picker input::file-selector-button { height: 28px; margin-right: 10px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 2px; background: var(--surface-2); color: var(--text); cursor: pointer; font-weight: 700; }
.file-picker input:disabled { cursor: not-allowed; opacity: .55; }
.file-picker input:disabled::file-selector-button { cursor: not-allowed; }
.file-picker > small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }
#status { min-height: 42px; padding: 9px 11px; border-left: 3px solid var(--danger); background: var(--danger-soft); color: var(--danger); white-space: pre-wrap; }
#status.ok { border-left-color: var(--success); background: var(--success-soft); color: var(--success); }

.technical-note { border-top: 1px solid var(--line); }
.technical-note summary { padding: 8px 14px; color: var(--muted); cursor: pointer; font-size: 12px; font-weight: 700; }
.technical-note[open] summary { border-bottom: 1px solid var(--line); }
.technical-note-body { padding: 11px 14px 12px; color: var(--muted); font-size: 12px; }
.technical-note-body p { margin-bottom: 7px; }
.technical-note-body ul { margin: 5px 0 7px; padding-left: 20px; }
.technical-note-body li + li { margin-top: 3px; }
.technical-note-body .limitation { margin-bottom: 0; color: var(--warning); }

#summary { margin: 12px 12px 0; padding: 9px 11px; border: 1px solid var(--line); background: var(--surface-2); }
#summary b { font-size: 16px; }
#reviewBar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: 12px 12px 0; padding: 8px 10px; border: 1px solid var(--line-strong); background: var(--surface); }
#reviewBar b { font-size: 15px; font-variant-numeric: tabular-nums; }
#reviewBar b.remain { color: var(--warning); }
#reviewBar.all-done b.remain { color: var(--success); }
#showAllLabel { cursor: pointer; user-select: none; }
#showAllLabel input { accent-color: var(--accent); }
#groups { padding: 0 12px 12px; }
.empty-state { margin: 0; padding: 30px 12px 22px; color: var(--muted); text-align: center; }
.parent-group { margin: 14px 0 0; }
.parent-group h2 { margin: 0; padding: 6px 8px; border: 1px solid var(--line); border-bottom: 0; background: var(--surface-2); font-size: 14px; }
.parent-group.all-hidden { display: none; }
#groups.review-only tr[data-row]:not(.warn), #groups.review-only tr[data-row].confirmed { display: none; }
#reviewBar:not([hidden]) + #groups.review-only:not(:has(.parent-group:not(.all-hidden)))::after {
  display: block;
  padding: 28px 12px 20px;
  color: var(--muted);
  text-align: center;
  content: "要確認の項目はありません。必要な場合は「全件表示」を選択してください。";
}

.parent-group { overflow-x: auto; }
table { width: 100%; min-width: 820px; border-collapse: collapse; font-size: 12px; }
th, td { padding: 5px 7px; border: 1px solid var(--line); background: var(--surface); text-align: left; vertical-align: middle; }
th { background: var(--surface-2); color: var(--muted); font-weight: 700; }
td.thumb img { display: block; max-height: 34px; image-rendering: pixelated; }
td.match { min-width: 210px; }
tr.warn td { background: var(--warning-soft); }
tr.exact td.match { color: var(--success); font-weight: 700; }
.badge { display: inline-block; padding: 1px 6px; border-radius: 2px; color: #fff; font-size: 11px; font-weight: 700; }
.badge.青 { background: #226bc0; }
.badge.赤 { background: #c7354b; }
.badge.緑 { background: #2f7f42; }
.badge.白 { background: #686868; }
.stars { color: #a66c00; letter-spacing: -1px; }
.slotSelect, .typeSelect, .starsSelect, .matchInput { border: 1px solid var(--line-strong); border-radius: 2px; background: var(--input-bg); color: var(--text); font-size: 12px; }
.slotSelect, .typeSelect, .starsSelect { padding: 3px; }
.typeSelect { border-left-width: 4px; }
.matchInput { width: 100%; padding: 3px 5px; }
.categoryTag { margin-left: 4px; color: var(--muted); font-size: 10px; white-space: nowrap; }
.categoryTag.unresolved { color: var(--danger); font-weight: 700; }
tr.confirmed .matchInput { border-color: var(--success); background: var(--success-soft); }
tr.warn .matchInput { border-color: var(--warning); background: var(--warning-soft); }
.candidates { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 4px; }
.candBtn, .okBtn { padding: 2px 6px; border-radius: 9px; cursor: pointer; font-size: 10px; }
.candBtn { border: 1px solid var(--line-strong); background: var(--input-bg); color: var(--text); }
.candBtn:hover { background: var(--row-hover); }
.okBtn { border: 1px solid var(--success); background: var(--success-soft); color: var(--success); font-weight: 700; }

.save-body { padding: 14px; }
#saveCharacters { margin-bottom: 8px; }
#saveCharacters .slotLine { margin: 2px 0; }
#saveCharacters .unresolved, #saveBlockers, #saveResult.err { color: var(--danger); font-weight: 700; }
#saveBlockers { margin: 8px 0; }
#saveBlockers .blockerLine { margin: 2px 0; }
#saveBlockers:empty { display: none; }
.note-field { display: block; margin-top: 10px; }
.note-field span small { font-weight: 400; }
#saveNote { width: 100%; min-height: 62px; padding: 7px 9px; border: 1px solid var(--line-strong); border-radius: 2px; background: var(--input-bg); color: var(--text); resize: vertical; }
#saveButton { min-height: 38px; margin-top: 8px; padding: 5px 18px; border: 1px solid var(--accent); border-radius: 2px; background: var(--accent); color: var(--on-accent); cursor: pointer; font-weight: 700; }
#saveButton:disabled { cursor: not-allowed; opacity: .55; }
#saveResult { margin-top: 8px; white-space: pre-wrap; }
#saveResult.ok { color: var(--success); }
#dupChoice { margin-top: 9px; padding: 9px 10px; border: 1px solid var(--warning); background: var(--warning-soft); }
#dupChoice p { margin: 0 0 7px; }
#dupChoice button { min-height: 32px; margin: 2px 5px 2px 0; padding: 3px 9px; border: 1px solid var(--line-strong); background: var(--input-bg); color: var(--text); cursor: pointer; }

@media (max-width: 900px) {
  .app-header { grid-template-columns: auto 1fr; }
  .app-header > strong { display: none; }
  .header-actions nav { display: none; }
  .intro-panel { grid-template-columns: 1fr; gap: 14px; }
  .upload-body { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .app-header { padding: 7px 10px; }
  .theme-control span { display: none; }
  .ocr-workspace { width: calc(100% - 12px); margin-top: 6px; gap: 8px; }
  .intro-panel { padding: 13px 12px; }
  h1 { font-size: 22px; }
  .workflow { grid-template-columns: 1fr; }
  .workflow li { border-top: 1px solid var(--line); border-left: 0; padding: 7px 9px; }
  .workflow li:first-child { border-top: 0; }
  .workflow small { display: none; }
  .section-head { align-items: flex-start; padding: 6px 9px; }
  .section-head > small { max-width: 48%; text-align: right; }
  .upload-body { padding: 10px; }
  #reviewBar { align-items: flex-start; flex-direction: column; }
  #groups { padding: 0 8px 8px; }
}