/* 薄中台后台 · 台账风。一本授权台账：白色台账页靠细线分区，唯一的亮色是七分甜的黄，只出现在
   当前栏目的标记、主按钮、签发后「只显示一次」的明文框三处。其余全部克制。 */
:root {
  --paper: #ffffff;
  --stone: #f6f6f4;
  --rule: #e6e5e0;
  --rule-strong: #cfcdc6;
  --ink: #1f2328;
  --ink-2: #4b4f55;
  --muted: #6f6f6a;
  --faint: #a09f99;
  --sweet: #f5c400;
  --sweet-ink: #3b2f00;
  --sweet-soft: #fff5c2;
  --ok: #2f7d4f;
  --warn: #a86a12;
  --bad: #b83a2a;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --side: 208px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--stone); color: var(--ink); font: 14px/1.6 var(--font); }
a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--rule-strong); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--ink); }
code { font-family: var(--mono); font-size: .92em; background: var(--stone); padding: 1px 5px; border-radius: 3px; }
.mono { font-family: var(--mono); font-size: 12.5px; letter-spacing: 0; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
:focus-visible { outline: 2px solid var(--sweet); outline-offset: 2px; }

/* ---------- 外壳：左目录栏 + 右内容 ---------- */
.shell { display: grid; grid-template-columns: var(--side) minmax(0, 1fr); min-height: 100vh; }
.side { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: 28px 0 20px; border-right: 1px solid var(--rule); background: var(--stone); }
.side .brand { padding: 0 24px 22px; text-decoration: none; }
.side .brand b { display: block; font-size: 17px; font-weight: 600; letter-spacing: .02em; }
.side .brand span { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; }
.side nav { display: flex; flex-direction: column; }
.side nav a { position: relative; display: block; padding: 8px 24px; color: var(--ink-2); text-decoration: none; font-size: 14px; }
.side nav a:hover { color: var(--ink); background: #efeeea; }
.side nav a.on { color: var(--ink); font-weight: 600; background: #efeeea; }
.side nav a.on::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 4px; background: var(--sweet); border-radius: 0 2px 2px 0; }
.side .who { margin-top: auto; padding: 16px 24px 0; border-top: 1px solid var(--rule); font-size: 13px; color: var(--ink-2); }
.side .who .name { display: block; font-weight: 600; color: var(--ink); }
.side .who .role { display: block; font-size: 12px; color: var(--muted); }
.side .who form { margin-top: 8px; }
.inline { display: inline; }
button.link { background: none; border: 0; color: var(--ink-2); cursor: pointer; padding: 0; font: inherit; text-decoration: underline; text-decoration-color: var(--rule-strong); text-underline-offset: 3px; }
button.link:hover { color: var(--ink); text-decoration-color: var(--ink); }
button.link.small { font-size: 12.5px; }

.page { padding: 36px 40px 96px; max-width: 1160px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding-bottom: 16px; margin-bottom: 22px; border-bottom: 1px solid var(--rule-strong); }
.page-head h1 { margin: 0; font-size: 24px; font-weight: 600; line-height: 1.25; }
.page-head .lede { margin: 6px 0 0; color: var(--muted); max-width: 64ch; }
.page-head .actions { display: flex; gap: 10px; align-items: center; flex-shrink: 0; }

/* ---------- 台账页（原 .card） ---------- */
.card { background: var(--paper); border: 1px solid var(--rule); border-radius: 4px; padding: 20px 24px; margin-bottom: 18px; }
.card.narrow { max-width: 460px; margin: 96px auto 0; padding: 32px 36px; }
.card h1 { margin: 0 0 10px; font-size: 22px; font-weight: 600; }
.card h2 { margin: 0 0 12px; font-size: 15px; font-weight: 600; }
.card h3 { margin: 18px 0 8px; font-size: 14px; font-weight: 600; }
.card h3:first-child, .toolbar h3 { margin-top: 0; }
.card > p:first-of-type.muted { margin-top: 0; }
.notice { padding: 10px 12px; background: var(--sweet-soft); border-left: 3px solid var(--sweet); color: var(--sweet-ink); border-radius: 0 3px 3px 0; }

/* ---------- 台账摘要（概览四个数） ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); background: var(--paper); border: 1px solid var(--rule); border-radius: 4px; margin-bottom: 18px; }
.stat { padding: 18px 22px; border-right: 1px solid var(--rule); }
.stat:last-child { border-right: 0; }
.stat .n { font-size: 26px; font-weight: 600; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat .n .muted { font-size: 13px; font-weight: 400; margin-left: 4px; }
.stat .l { margin-top: 6px; font-size: 12.5px; color: var(--muted); }

/* ---------- 按钮 ---------- */
.btn { display: inline-block; padding: 8px 14px; background: var(--ink); color: #fff !important; border: 1px solid var(--ink); border-radius: 4px; cursor: pointer; font: inherit; font-size: 13.5px; line-height: 1.3; text-decoration: none !important; }
.btn:hover { background: #33383f; border-color: #33383f; }
.btn.primary { background: var(--sweet); border-color: var(--sweet); color: var(--sweet-ink) !important; font-weight: 600; }
.btn.primary:hover { background: #ffd21a; border-color: #ffd21a; }
.btn.secondary { background: var(--paper); border-color: var(--rule-strong); color: var(--ink) !important; }
.btn.secondary:hover { border-color: var(--ink); }
.btn.danger { background: var(--paper); border-color: var(--rule-strong); color: var(--bad) !important; }
.btn.danger:hover { border-color: var(--bad); }
.btn.sm { padding: 4px 10px; font-size: 12.5px; }
.btn:disabled { opacity: .45; cursor: default; }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 12.5px; white-space: nowrap; border-bottom-color: var(--rule-strong); }
td { font-variant-numeric: tabular-nums; }
tbody tr:hover td, tr:hover td { background: #fbfbf8; }
tr.off td { color: var(--faint); }
td.mono, .mono td { font-family: var(--mono); font-size: 12.5px; white-space: nowrap; }
td .btn.sm + .btn.sm { margin-left: 4px; }

/* 状态：小圆点 + 字，不做大面积色块 */
.tag { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink-2); white-space: nowrap; }
.tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--faint); flex-shrink: 0; }
.tag.green { color: var(--ok); } .tag.green::before { background: var(--ok); }
.tag.red { color: var(--bad); } .tag.red::before { background: var(--bad); }
.tag.gray { color: var(--muted); } .tag.gray::before { background: var(--faint); }
.tag.plain::before { display: none; }
.tag + .tag { margin-left: 8px; }

/* ---------- 表单 ---------- */
form.f label { display: block; margin: 12px 0 5px; color: var(--ink-2); font-size: 13px; }
form.f input[type=text], form.f input[type=number], form.f input[type=month], form.f select, form.f textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--rule-strong); border-radius: 4px; font: inherit; background: var(--paper); color: var(--ink);
}
form.f input:focus, form.f select:focus, form.f textarea:focus { border-color: var(--ink); outline: none; box-shadow: 0 0 0 3px var(--sweet-soft); }
form.f input[readonly] { background: var(--stone); color: var(--muted); }
form.f textarea { min-height: 140px; font-family: var(--mono); font-size: 12.5px; line-height: 1.55; }
form.f .row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
form.f fieldset { border: 0; border-top: 1px solid var(--rule); padding: 14px 0 6px; margin: 14px 0 0; }
form.f fieldset > legend { padding: 0 8px 0 0; font-weight: 600; font-size: 14px; }
form.f fieldset > .hint { margin: 0 0 4px; font-size: 12.5px; color: var(--muted); }
.chk { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 4px 0; }
.chk label { display: inline-flex; gap: 7px; align-items: center; margin: 0; color: var(--ink); font-size: 13.5px; }
.chk input { accent-color: var(--ink); }
.sub { margin: 4px 0 4px 24px; padding-left: 12px; border-left: 2px solid var(--rule); }
.sub label { margin-top: 6px; }
form.f input[type=checkbox] { accent-color: var(--ink); }

pre.code { background: var(--stone); border: 1px solid var(--rule); color: var(--ink); padding: 12px 14px; border-radius: 4px; overflow: auto; font: 12.5px/1.55 var(--mono); margin: 8px 0; }
pre.code.once { background: var(--sweet-soft); border: 2px solid var(--sweet); color: var(--sweet-ink); font-size: 15px; padding: 16px 18px; word-break: break-all; white-space: pre-wrap; }

/* 定义列表：key 详情的字段与 scope */
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 22px; margin: 0; }
dl.facts dt { color: var(--muted); font-size: 13px; padding-top: 1px; }
dl.facts dd { margin: 0; }
dl.facts dd .mono { font-size: 12.5px; }
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 32px; }

/* ---------- 工具条、树、提示 ---------- */
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input[type=text], .toolbar select, .toolbar input[type=month] { padding: 7px 9px; border: 1px solid var(--rule-strong); border-radius: 4px; font: inherit; background: var(--paper); }
.toolbar input[type=text] { min-width: 240px; }
.toolbar .spacer { flex: 1; }
.tree ul { list-style: none; padding-left: 18px; margin: 2px 0; }
.tree li { margin: 3px 0; }
.tree .exp { cursor: pointer; color: var(--ink-2); margin-right: 6px; user-select: none; font-family: var(--mono); }
details summary { cursor: pointer; color: var(--ink-2); }
details[open] summary { margin-bottom: 8px; }
.toast { position: fixed; right: 20px; bottom: 20px; max-width: 560px; padding: 10px 14px; border-radius: 4px; color: #fff; background: var(--ink); box-shadow: 0 8px 28px rgba(31,35,40,.18); z-index: 9; white-space: pre-wrap; font-size: 13.5px; }
.toast.ok { background: var(--ok); } .toast.err { background: var(--bad); }
.empty { color: var(--muted); padding: 14px 0; }

@media (prefers-reduced-motion: no-preference) { .side nav a, .btn { transition: background-color .12s, border-color .12s; } }
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; padding: 16px 0 8px; border-right: 0; border-bottom: 1px solid var(--rule); }
  .side nav { flex-direction: row; flex-wrap: wrap; padding: 0 12px; }
  .side nav a { padding: 6px 10px; }
  .side nav a.on::before { display: none; }
  .side nav a.on { border-bottom: 3px solid var(--sweet); }
  .side .who { margin-top: 8px; padding: 10px 24px 0; }
  .page { padding: 20px 16px 64px; }
  .page-head { flex-direction: column; align-items: flex-start; }
  form.f .row, .cols-2 { grid-template-columns: 1fr; }
  dl.facts { grid-template-columns: 1fr; gap: 2px 0; }
  table { display: block; overflow-x: auto; }
}