/* 概率公示页 · 悠悠江湖（T443 绿色主题）
   表格支持搜索/筛选/排序/分页；配色走 site.css 的语义 token。 */

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.rates-intro { padding: 24px 30px; margin-bottom: 18px; }
.rates-intro-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.rates-intro-head h2 { font-family: "STKaiti", "KaiTi", "SimSun", serif; font-size: 23px; letter-spacing: 2px; color: var(--brand); }
.rates-updated { font-size: 13px; color: var(--ink-3); }
.rates-lead { margin: 8px 0 14px; color: var(--ink-2); font-size: 15px; line-height: 1.85; }

.rates-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.rates-fact {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 15px;
}
.rates-fact strong { display: block; color: var(--brand); font-size: 15px; letter-spacing: .5px; margin-bottom: 3px; }
.rates-fact span { display: block; color: var(--ink-2); font-size: 13.5px; line-height: 1.75; }
.rates-disclaimer {
  margin: 14px 0 0; padding-top: 12px; border-top: 1px dashed var(--line);
  color: var(--ink-3); font-size: 13px; line-height: 1.85;
}
.rates-disclaimer code { font-family: Consolas, monospace; font-size: 12.5px; color: var(--ink-2); }
.rates-link { color: var(--brand); font-weight: 600; }
.rates-link:hover { text-decoration: underline; }

.rates-tabs {
  display: flex; flex-wrap: wrap; gap: 6px;
  border-bottom: 1px solid var(--line); margin: 0 0 14px;
}
.rates-tab {
  appearance: none; border: 1px solid transparent; border-bottom: 0;
  background: transparent; color: var(--ink-2); font: inherit; font-size: 15.5px;
  font-weight: 600; letter-spacing: .5px; padding: 0 16px; min-height: 44px;
  display: inline-flex; align-items: center;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0; cursor: pointer;
}
.rates-tab:hover { color: var(--brand); background: var(--brand-soft); }
.rates-tab.active {
  color: var(--brand); background: var(--surface); border-color: var(--line);
  box-shadow: inset 0 2px 0 var(--brand);
}
.rates-tab:focus-visible { outline: 2px solid var(--brand); outline-offset: -2px; }
.rates-tab-count { color: var(--ink-3); font-size: 12px; font-weight: 400; margin-left: 3px; }

.rates-note {
  margin: 0 0 12px; padding: 10px 14px;
  background: var(--accent-bg); border-left: 2px solid var(--accent-2);
  color: var(--ink-2); font-size: 13.5px; line-height: 1.8;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.rates-subtabs {
  display: inline-flex; max-width: 100%; margin: 0 0 12px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden;
}
.rates-subtab {
  appearance: none; border: 0; border-right: 1px solid var(--line);
  background: var(--surface); color: var(--ink-2); font: inherit; font-size: 14.5px;
  padding: 0 16px; min-height: 44px; display: inline-flex; align-items: center; cursor: pointer;
}
.rates-subtab:last-child { border-right: 0; }
.rates-subtab:hover { background: var(--brand-soft); color: var(--brand); }
.rates-subtab.active { background: var(--brand); color: #fff; }
.rates-subtab:focus-visible { outline: 2px solid var(--brand); outline-offset: -3px; }
.rates-subtab span { opacity: .8; font-size: 12px; margin-left: 3px; }

.rates-card { overflow: hidden; }
.rates-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 12px 14px; background: var(--surface-3);
  border-bottom: 1px solid var(--line);
}
.rates-search { flex: 1 1 220px; min-width: 180px; }
.rates-input, .rates-select select {
  height: 44px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--ink); font: inherit; font-size: 15px;
  padding: 0 12px;
}
.rates-input { width: 100%; }
.rates-input:focus, .rates-select select:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(63, 95, 71, .16);
}
.rates-select { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; color: var(--ink-3); }
.rates-select select { height: 44px; font-size: 14px; color: var(--ink-2); }
.rates-number { width: 92px; height: 44px; }
.rates-pagesize { margin-left: auto; }

.rates-meta { padding: 9px 14px 0; color: var(--ink-3); font-size: 13px; }
.rates-count { font-variant-numeric: tabular-nums; }

.table-wrap { overflow: auto; max-height: 68vh; }
.rates-table {
  width: 100%; min-width: 720px; border-collapse: collapse;
  font-size: 14.5px; line-height: 1.7;
}
.rates-table th {
  position: sticky; top: 0; z-index: 1;
  background: var(--surface-3); border-bottom: 1px solid var(--line);
  text-align: left; white-space: nowrap;
}
.rates-table th .rates-sort {
  appearance: none; border: 0; background: transparent; width: 100%;
  display: flex; align-items: center; gap: 6px;
  padding: 12px 12px; font: inherit; font-weight: 700; color: var(--ink);
  text-align: left; cursor: pointer;
}
.rates-table th .rates-sort:hover { color: var(--brand); }
.rates-table th .rates-sort:focus-visible { outline: 2px solid var(--brand); outline-offset: -3px; }
.rates-arrow { color: var(--ink-3); font-size: 12px; }
.rates-table th[aria-sort="ascending"] .rates-arrow::after { content: "↑"; color: var(--brand); }
.rates-table th[aria-sort="descending"] .rates-arrow::after { content: "↓"; color: var(--brand); }
.rates-table th[aria-sort="none"] .rates-arrow::after { content: "↕"; }

.rates-table td {
  padding: 10px 12px; border-bottom: 1px dashed var(--line-soft);
  vertical-align: top; white-space: nowrap;
}
.rates-table tbody tr:nth-child(even) { background: rgba(63, 95, 71, .035); }
.rates-table tbody tr:hover { background: var(--brand-soft); }
.rates-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
/* 静态表头（无排序按钮的 <th class="num">）同样右对齐，否则表头贴左、数字靠右整表错位（T398） */
.rates-table th.num { text-align: right; }
.rates-table th.num .rates-sort { justify-content: flex-end; }
.rates-table td.desc { white-space: normal; min-width: 260px; max-width: 460px; color: var(--ink-2); }
.rates-table td.dim { color: var(--ink-3); }
.rates-table td.percent { font-weight: 600; color: var(--ink); }

.rates-empty { padding: 28px 16px; text-align: center; color: var(--ink-3); font-size: 14px; }
.rates-loading, .rates-error {
  padding: 26px 16px; text-align: center; color: var(--ink-3); font-size: 14px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
}
.rates-error { color: var(--neg); }

.rates-pager {
  display: flex; align-items: center; justify-content: flex-end; gap: 6px;
  padding: 10px 14px; border-top: 1px solid var(--line); flex-wrap: wrap;
}
.rates-pager button {
  appearance: none; min-width: 44px; height: 44px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface);
  color: var(--ink-2); font: inherit; font-size: 14px; cursor: pointer;
}
.rates-pager button:hover:not(:disabled) { border-color: var(--line-strong); color: var(--brand); background: var(--brand-soft); }
.rates-pager button:disabled { opacity: .4; cursor: default; }
.rates-pager button:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
.rates-pageinfo { color: var(--ink-3); font-size: 13px; margin: 0 6px; font-variant-numeric: tabular-nums; }

.rates-status { margin: 10px 0 0; color: var(--ink-3); font-size: 13px; }

/* T401：百分比速查图表区（charts.css 提供图表本体，这里只排版） */
.rates-charts-panel { padding: 22px 26px 10px; margin-bottom: 18px; }
.rates-charts-panel .rates-intro-head { margin-bottom: 2px; }
.rates-charts-panel .rates-intro-head h2 {
  font-family: "STKaiti", "KaiTi", "SimSun", serif;
  font-size: 23px; letter-spacing: 2px; color: var(--brand);
}
.rates-charts-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 14px; }

/* T401：通用「进阶说明」折叠区（原 base.css 内定义；旧页删除后移到共享样式） */
.rates-advanced { padding: 0; margin-bottom: 18px; }
.rates-advanced > summary {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 18px 26px; min-height: 56px; cursor: pointer; list-style: none;
  font-family: "STKaiti", "KaiTi", "SimSun", serif;
  font-size: 21px; letter-spacing: 2px; color: var(--brand);
}
.rates-advanced > summary::-webkit-details-marker { display: none; }
.rates-advanced > summary::after {
  content: "＋ 点开"; font-family: inherit; font-size: 14px; letter-spacing: 1px; color: var(--ink-3);
}
.rates-advanced[open] > summary::after { content: "－ 收起"; }
.rates-advanced > summary:hover { background: var(--brand-soft); }
.rates-advanced > summary:focus-visible { outline: 2px solid var(--brand); outline-offset: -2px; }
.rates-advanced[open] > summary { border-bottom: 1px dashed var(--line); }
.rates-advanced-body { padding: 16px 26px 22px; }
.rates-advanced-body > h2 {
  font-family: "STKaiti", "KaiTi", "SimSun", serif;
  font-size: 21px; letter-spacing: 2px; color: var(--brand); margin: 0 0 8px;
}

/* 实现原理 tab */
.rates-theory { padding: 24px 30px; }
.rates-theory-inner { max-width: none; margin: 0; }
.rates-theory h2 {
  font-family: "STKaiti", "KaiTi", "SimSun", serif;
  font-size: 23px; letter-spacing: 1.5px; color: var(--brand);
  margin: 26px 0 10px; padding-bottom: 7px; border-bottom: 1px dashed var(--line);
}
.rates-theory h2:first-child { margin-top: 0; }
.rates-theory h3 { font-size: 17px; color: var(--ink); margin: 16px 0 6px; }
.rates-theory p { margin: 0 0 12px; color: var(--ink-2); font-size: 15.5px; line-height: 1.9; }
.rates-theory ul { margin: 0 0 14px; padding-left: 22px; }
.rates-theory li { list-style: disc; margin: 5px 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.9; }
.rates-theory code { font-family: Consolas, monospace; font-size: 13.5px; color: var(--ink-2); }
.rates-formula {
  margin: 12px 0 16px; padding: 14px 20px;
  background: var(--accent-bg); border-left: 2px solid var(--accent-2);
  color: var(--ink); font-size: 15px; line-height: 1.85;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.rates-theory-table { width: 100%; border-collapse: collapse; margin: 10px 0 18px; font-size: 14px; }
.rates-theory-table th, .rates-theory-table td {
  border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top;
  color: var(--ink-2); line-height: 1.8;
}
.rates-theory-table th { background: var(--surface-3); color: var(--ink); white-space: nowrap; }
.rates-theory-table td:first-child { color: var(--ink); font-weight: 600; white-space: nowrap; }
.rates-theory .rates-note { margin: 0 0 14px; padding: 12px 16px; font-size: 14px; line-height: 1.9; }

/* T413：来源徽标（官方 2017 / 推定） */
.rates-badge {
  display: inline-block; padding: 0 8px; border-radius: 999px;
  font-size: 12px; line-height: 1.9; border: 1px solid; white-space: nowrap;
}
.rates-badge.official { color: var(--brand); background: var(--brand-soft); border-color: var(--line-strong); }
.rates-badge.assumed { color: var(--accent); background: var(--accent-bg); border-color: var(--accent-line); }
.rates-dim { color: var(--ink-3); font-size: 12px; }
.rates-source { white-space: nowrap; min-width: 120px; }
.rates-official { color: var(--ink-2); font-size: 13.5px; }

@media (max-width: 720px) {
  .rates-theory { padding: 18px; }
  .rates-theory h2 { font-size: 20px; }
  .rates-theory p, .rates-theory li { font-size: 14.5px; line-height: 1.85; }
  .rates-theory-table { font-size: 13px; }
  .rates-theory-table th, .rates-theory-table td { padding: 8px 9px; }
  .rates-intro { padding: 18px; }
  .rates-facts { grid-template-columns: 1fr; }
  .rates-tabs { gap: 4px; }
  .rates-tab { padding: 0 12px; font-size: 15px; }
  .rates-toolbar { padding: 10px; gap: 8px; }
  .rates-search { flex-basis: 100%; }
  .rates-pagesize { margin-left: 0; }
  .table-wrap { max-height: 62vh; }
  .rates-table { min-width: 680px; }
  .rates-pager { justify-content: center; }
  .rates-charts-panel { padding: 18px 16px 6px; }
  .rates-charts-pair { grid-template-columns: 1fr; }
  .rates-advanced > summary { padding: 14px 18px; font-size: 19px; }
  .rates-advanced-body { padding: 14px 18px 18px; }
}