.wc-panel { margin: 18px 0; padding: 24px; min-width: 0; color: #172b45; }
.wc-panel[hidden], .wc-panel [hidden] { display: none !important; }
.wc-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.wc-panel h3 { margin: 0; font-size: 21px; line-height: 1.4; }
.wc-downloads { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; }
.wc-downloads a { color: #185baf; font-size: 13px; text-underline-offset: 4px; padding: 8px 0; }
.wc-intro, .wc-footnote { font-size: 13px; line-height: 1.8; color: #4d6179; overflow-wrap: anywhere; }
.wc-intro { margin: 14px 0 8px; }
.wc-status { margin: 8px 0 14px; font-size: 12px; color: #4d6179; }
.wc-table-wrap { overflow-x: auto; width: 100%; border: 1px solid #dce4ed; border-radius: 6px; }
.wc-panel table { width: 100%; min-width: 620px; table-layout: fixed; border-collapse: collapse; font-size: 13px; text-align: left; }
.wc-panel th, .wc-panel td { padding: 14px 16px; border-bottom: 1px solid #e4eaf1; vertical-align: top; line-height: 1.6; white-space: normal; overflow-wrap: anywhere; }
.wc-panel thead th:nth-child(1) { width: 130px; }
.wc-panel thead th:nth-child(2) { width: 140px; }
.wc-panel thead th:nth-child(3) { width: 150px; }
.wc-panel thead th { background: #f2f6fb; color: #405674; font-weight: 600; }
.wc-panel tbody th { white-space: nowrap; font-weight: 500; }
.wc-panel tbody tr:last-child > * { border-bottom: 0; }
.wc-panel .wc-width { white-space: nowrap; font-size: 16px; font-weight: 600; font-variant-numeric: tabular-nums; }
.wc-quality { display: inline-block; font-size: 12px; font-weight: 600; color: #255c9b; margin-bottom: 4px; }
.wc-low { background: #fffbf0; }
.wc-low .wc-quality { color: #865111; }
.wc-panel details { margin-top: 8px; max-width: 660px; }
.wc-panel summary { cursor: pointer; color: #185baf; padding: 4px 0; }
.wc-panel details p { margin: 8px 0 2px; line-height: 1.8; color: #4d6179; }
.wc-limitation { padding: 12px 14px; background: #fff6df; font-size: 13px; line-height: 1.8; color: #704713; margin: 16px 0 8px; }
.wc-footnote { margin: 8px 0 0; }
.wc-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.wc-panel a:focus-visible, .wc-panel summary:focus-visible, .wc-table-wrap:focus-visible { outline: 2px solid #185baf; outline-offset: 3px; }
@media (max-width: 640px) {
  .wc-panel { padding: 16px 12px; }
  .wc-panel h3 { font-size: 19px; }
  .wc-heading { gap: 8px; }
  .wc-panel table, .wc-panel tbody { display: block; min-width: 0; width: 100%; }
  .wc-panel thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .wc-panel tbody tr { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid #dce4ed; padding: 12px; gap: 8px 12px; }
  .wc-panel tbody tr:last-child { border-bottom: 0; }
  .wc-panel tbody th, .wc-panel tbody td { display: block; border: 0; padding: 0; min-width: 0; }
  .wc-panel tbody th { grid-column: 1 / -1; }
  .wc-panel tbody td:last-child { grid-column: 1 / -1; }
  .wc-panel tbody td:nth-child(2)::before { content: '参考水宽'; display: block; font-size: 12px; color: #4d6179; font-weight: 400; }
  .wc-panel tbody td:nth-child(3)::before { content: '原始状态'; display: block; font-size: 12px; color: #4d6179; }
}