:root {
  --bg: #f4f5f7;
  --paper: #fbfcfd;
  --ink: #17191d;
  --muted: #707780;
  --soft: #9aa1a9;
  --line: rgba(23, 25, 29, .12);
  --blue: #426b93;
  --blue-soft: rgba(66, 107, 147, .1);
  --red: #c65651;
  --max: 960px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  line-height: 1.6;
}
a { color: inherit; }
img { max-width: 100%; }
.break-url { word-break: break-all; overflow-wrap: anywhere; }
.skip-link {
  position: fixed; z-index: 20; top: 12px; left: 12px;
  padding: 10px 14px; background: var(--ink); color: #fff;
  font-size: 13px; text-decoration: none;
  transform: translateY(-160%);
  transition: transform .18s ease;
}
.skip-link:focus { transform: translateY(0); }
.shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 245, 247, .9);
  backdrop-filter: blur(16px);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 60px; gap: 12px; flex-wrap: wrap;
}
.brand { font-size: 16px; font-weight: 700; letter-spacing: .08em; text-decoration: none; }
.nav { display: flex; flex-wrap: wrap; gap: 8px 14px; color: var(--muted); font-size: 13px; }
.nav a {
  text-decoration: none; min-height: 44px; display: inline-flex; align-items: center;
  padding: 0 2px;
}
.nav a:hover, .nav a:focus-visible { color: var(--ink); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
main { padding: 28px 0 64px; }
.page-title { margin: 0 0 8px; font-size: clamp(30px, 5vw, 42px); font-weight: 650; letter-spacing: -.04em; }
.page-lede { margin: 0 0 28px; color: var(--muted); font-size: 15px; max-width: 640px; }
.notice {
  margin: 0 0 24px; padding: 14px 16px;
  border: 1px solid var(--line); border-left: 3px solid var(--blue);
  background: var(--paper); color: var(--muted); font-size: 13.5px;
}
.notice strong { color: var(--ink); }
.panel {
  margin-bottom: 24px; padding: 18px;
  border: 1px solid var(--line); background: var(--paper);
}
.panel h2 { margin: 0 0 6px; font-size: 20px; letter-spacing: -.02em; }
.panel .hint { margin: 0 0 16px; color: var(--muted); font-size: 13px; }
label { display: block; margin: 0 0 6px; font-size: 13px; font-weight: 600; }
label .optional { color: var(--soft); font-weight: 400; }
.field { margin-bottom: 14px; }
.field-hint { margin: 6px 0 0; color: var(--soft); font-size: 12px; }
input[type="url"], input[type="text"], input[type="password"], textarea, select {
  width: 100%; min-height: 44px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 0;
  background: #fff; color: var(--ink); font: inherit; font-size: 16px;
}
@media (min-width: 721px) {
  input[type="url"], input[type="text"], input[type="password"], textarea, select { font-size: 14px; }
}
textarea { min-height: 96px; resize: vertical; }
input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid rgba(66, 107, 147, .28); outline-offset: 2px;
}
.radio-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }
.radio-chip {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 8px 14px;
  border: 1px solid var(--line); background: #fff; cursor: pointer; font-size: 14px;
}
.radio-chip:has(input:checked) { border-color: var(--blue); background: var(--blue-soft); color: var(--ink); }
.radio-chip input { margin: 0; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 18px;
  border: 1px solid var(--ink); border-radius: 22px;
  background: var(--ink); color: #fff; font: inherit; font-size: 14px;
  cursor: pointer; text-decoration: none;
}
.btn.secondary { border-color: var(--line); background: rgba(255,255,255,.55); color: var(--ink); }
.btn.danger { border-color: var(--red); background: var(--red); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn:hover:not(:disabled), .btn:focus-visible { transform: translateY(-1px); }
.btn:focus-visible { outline: 3px solid rgba(66,107,147,.35); outline-offset: 3px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.form-error {
  display: none; margin: 0 0 14px; padding: 10px 12px;
  border: 1px solid rgba(198, 86, 81, .35); background: rgba(198, 86, 81, .08);
  color: var(--red); font-size: 13.5px;
}
.form-error.is-visible { display: block; }
.form-success {
  display: none; margin: 0 0 18px; padding: 14px 16px;
  border: 1px solid rgba(66, 107, 147, .3); background: var(--blue-soft);
  font-size: 14px;
}
.form-success.is-visible { display: block; }
.form-success code {
  display: inline-block; margin-top: 6px; padding: 4px 8px;
  background: #fff; font-family: var(--mono); font-size: 12px;
  word-break: break-all;
}
.filters {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px;
}
.filter-btn {
  min-height: 40px; padding: 8px 12px;
  border: 1px solid var(--line); background: #fff;
  color: var(--muted); font: inherit; font-size: 13px; cursor: pointer;
}
.filter-btn.is-active { border-color: var(--ink); color: var(--ink); background: var(--paper); font-weight: 600; }
.filter-btn .count { margin-left: 6px; color: var(--soft); font-family: var(--mono); font-size: 11px; }
.request-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.request-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px 14px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.request-main strong {
  display: block; font-size: 15px; font-weight: 600; letter-spacing: -.01em;
  word-break: break-word; overflow-wrap: anywhere;
}
.request-main a { color: var(--blue); text-decoration: none; }
.request-main a:hover { text-decoration: underline; }
.request-queue {
  margin-bottom: 4px;
  color: var(--ink); font: 600 12px var(--mono); letter-spacing: .02em;
}
.request-meta { margin-top: 4px; color: var(--muted); font-size: 13px; }
.request-side {
  grid-column: 1 / -1;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
}
.request-detail-link {
  min-height: 44px; display: inline-flex; align-items: center;
  color: var(--blue); font-size: 13px; text-decoration: none;
}
.badge {
  display: inline-flex; align-items: center; min-height: 28px;
  padding: 2px 10px; border: 1px solid var(--line);
  background: #fff; color: var(--ink); font-size: 12px; white-space: nowrap;
}
.badge.printing { border-color: var(--blue); color: var(--blue); background: var(--blue-soft); }
.badge.planned { border-color: rgba(66,107,147,.45); color: var(--blue); }
.badge.pending { color: var(--muted); }
.badge.completed { color: #3f6b4f; border-color: rgba(63,107,79,.35); }
.badge.closed { color: var(--soft); }
.cover {
  width: 64px; height: 64px; object-fit: cover;
  border: 1px solid var(--line); background: #fff;
}
.cover-placeholder {
  width: 64px; height: 64px; display: grid; place-items: center;
  border: 1px dashed var(--line); color: var(--soft); font-size: 10px; text-align: center;
  line-height: 1.3; padding: 4px;
}
.list-footer {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 12px; margin-top: 16px; color: var(--muted); font-size: 13px;
}
.empty { padding: 24px 0; color: var(--muted); font-size: 14px; }
.detail-grid { display: grid; gap: 0; }
.detail-row {
  display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 10px;
  padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14px;
}
.detail-row dt { color: var(--muted); margin: 0; }
.detail-row dd { margin: 0; min-width: 0; }
.footer { padding: 24px 0 36px; color: var(--muted); font-size: 12px; }
.footer a { color: var(--blue); text-decoration: none; }
.mono { font-family: var(--mono); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.admin-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 12px; }
.admin-hint { margin: 0 0 14px; color: var(--muted); font-size: 13px; }
.admin-fields { display: grid; grid-template-columns: 1fr; gap: 12px; }
.admin-private { color: var(--muted); font-size: 13px; }

.btn-sm { min-height: 36px; padding: 0 12px; font-size: 13px; }

/* --- compact station-master rows --- */
.admin-rows {
  list-style: none; margin: 0; padding: 0;
  border-top: 1px solid var(--ink);
}
.admin-row {
  display: flex; align-items: stretch; gap: 8px;
  border-bottom: 1px solid var(--line);
}
.admin-row.is-hidden { opacity: .68; }
.admin-row.is-dirty { background: var(--blue-soft); }
.admin-row-open {
  flex: 1 1 auto; min-width: 0;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 4px; min-height: 56px;
  border: 0; background: none; color: inherit;
  font: inherit; text-align: left; cursor: pointer;
}
.admin-row-open:hover { background: rgba(66, 107, 147, .06); }
.admin-row-open:focus-visible { outline: 3px solid rgba(66,107,147,.35); outline-offset: -3px; }
.admin-row-main { min-width: 0; flex: 1 1 auto; }
.admin-row-top {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px;
  margin-bottom: 2px;
}
.admin-queue { font: 600 12px var(--mono); }
.admin-row-name {
  display: block; font-size: 14px; font-weight: 600; letter-spacing: -.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.admin-row-meta {
  display: flex; flex-wrap: wrap; gap: 4px 12px;
  margin-top: 2px; color: var(--muted); font-size: 12px;
}
.admin-row-side { display: flex; align-items: center; padding-right: 2px; }

.cover-thumb {
  flex: 0 0 auto; object-fit: cover;
  border: 1px solid var(--line); background: #fff;
}
.cover-sm { width: 56px; height: 56px; }
.cover-lg { width: 160px; height: 160px; }
.cover-thumb.is-empty {
  display: grid; place-items: center;
  border-style: dashed; color: var(--soft);
  font-size: 10px; line-height: 1.3; text-align: center;
}

.flag {
  display: inline-flex; align-items: center; min-height: 20px;
  padding: 0 6px; border: 1px solid var(--line);
  color: var(--muted); font-size: 11px; white-space: nowrap;
}
.flag-warn { border-color: rgba(198,86,81,.4); color: var(--red); }
.flag-dirty { border-color: var(--blue); color: var(--blue); }

/* --- batch save bar --- */
.save-bar {
  position: sticky; bottom: 0; z-index: 12;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 10px; margin-top: 16px; padding: 12px 14px;
  border: 1px solid var(--ink); background: var(--paper);
  box-shadow: 0 -6px 20px rgba(23, 25, 29, .08);
}
.save-hint { color: var(--muted); font-size: 13px; }
.save-hint.is-ok { color: #3f6b4f; }
.save-hint.is-warn { color: var(--red); }
.save-hint.is-error { color: var(--red); font-weight: 600; }

/* --- side editor (desktop panel / mobile drawer) --- */
body.has-editor { overflow: hidden; }
.editor-scrim {
  position: fixed; inset: 0; z-index: 18;
  background: rgba(23, 25, 29, .32);
}
.admin-editor {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 19;
  width: min(460px, 100%);
  overflow-y: auto; overscroll-behavior: contain;
  border-left: 1px solid var(--ink); background: var(--paper);
}
.editor-body { padding: 18px; }
.editor-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 10px; margin-bottom: 14px;
}
.editor-head h2 { margin: 0; font-size: 19px; letter-spacing: -.02em; }
.editor-sub { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.editor-preview {
  display: flex; gap: 14px; align-items: flex-start;
  margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--line);
}
.editor-preview-side { min-width: 0; flex: 1 1 auto; }
.editor-preview-side .field { margin-bottom: 10px; }
.editor-preview-side a { font-size: 12px; }
.editor-hint {
  margin: 0 0 12px; padding: 9px 11px;
  border-left: 3px solid var(--blue); background: var(--blue-soft);
  color: var(--muted); font-size: 12.5px;
}

@media (min-width: 721px) {
  .request-item {
    grid-template-columns: 72px minmax(0, 1fr) auto;
    gap: 14px;
  }
  .request-side {
    grid-column: auto;
    justify-content: flex-end;
    justify-items: end;
  }
  .cover, .cover-placeholder { width: 72px; height: 72px; }
  .admin-fields { grid-template-columns: 1fr 1fr; }
  .admin-fields .full { grid-column: 1 / -1; }
  .detail-row { grid-template-columns: 110px minmax(0, 1fr); }
  main { padding: 40px 0 72px; }
  .panel { padding: 22px; }
}

@media (max-width: 720px) {
  .shell { width: min(calc(100% - 24px), var(--max)); }
  .topbar-inner { min-height: 56px; }
  .nav { gap: 6px 12px; font-size: 12px; width: 100%; }
  .page-title { font-size: clamp(28px, 9vw, 36px); }
  .filter-btn { flex: 1 1 calc(50% - 8px); min-height: 44px; }
  .filters { gap: 8px; }
  .btn-row .btn { width: 100%; }
  .list-footer { flex-direction: column; align-items: stretch; }
  .list-footer .btn { width: 100%; }
  .form-success code { display: block; }

  /* Editor becomes a bottom drawer on small screens. */
  .admin-editor {
    top: auto; left: 0; right: 0; bottom: 0;
    width: 100%; max-height: 88vh;
    border-left: 0; border-top: 1px solid var(--ink);
  }
  .editor-body { padding: 16px 14px 28px; }
  .editor-preview { flex-direction: column; align-items: stretch; }
  .cover-lg { width: 100%; height: auto; aspect-ratio: 1 / 1; max-height: 220px; }
  .admin-row-open { gap: 10px; }
  .admin-row-side .btn { min-width: 64px; }
  .save-bar { padding: 10px 12px; }
  .save-bar .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .skip-link { transition: none; }
}