:root {
  --bg: #f6f7f9; --panel: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb;
  --accent: #2563eb; --accent-soft: #e8efff; --ok: #15803d; --ok-soft: #e7f6ec;
  --err: #b42318; --err-soft: #fdecea; --warn: #b45309; --warn-soft: #fff4e0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --panel: #1b1f27; --text: #e6e8ec; --muted: #9aa3b2; --line: #2c323d;
    --accent: #6c9cff; --accent-soft: #1f2a44; --ok: #4ade80; --ok-soft: #12301f;
    --err: #f87171; --err-soft: #3a1717; --warn: #fbbf24; --warn-soft: #3a2a0c;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.55 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
nav { background: var(--panel); border-bottom: 1px solid var(--line); padding: 0 16px;
  display: flex; gap: 4px; align-items: center; flex-wrap: wrap; position: sticky; top: 0; z-index: 5; }
nav .brand { font-weight: 700; margin-right: 12px; padding: 12px 0; }
nav a { padding: 12px 10px; color: var(--muted); }
nav a.on { color: var(--text); box-shadow: inset 0 -2px 0 var(--accent); text-decoration: none; }
nav .nav-right { margin-left: auto; display: flex; gap: 8px; align-items: center; }
main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 15px; margin: 0 0 12px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-bottom: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 12px; white-space: nowrap; }
th.sortable a { color: inherit; display: inline-flex; gap: 3px; align-items: center; }
th.sortable a:hover { color: var(--text); text-decoration: none; }
th.sortable.sorted a { color: var(--accent); font-weight: 600; }
th.num.sortable a { justify-content: flex-end; width: 100%; }
th .arrow { font-size: 10px; min-width: 10px; }
.nowrap { white-space: nowrap; }
.pager { margin-top: 12px; gap: 4px; }
.pager a, .pager b { padding: 2px 9px; border-radius: 6px; border: 1px solid var(--line); }
.pager b.current { background: var(--accent); border-color: var(--accent); color: #fff; }
.table-wrap { overflow-x: auto; }
input, select, textarea { font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line);
  border-radius: 6px; padding: 6px 8px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
textarea { width: 100%; min-height: 90px; font-family: ui-monospace, Consolas, monospace; }
label { display: block; margin-bottom: 10px; }
label > span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 3px; }
label input:not([type=checkbox]):not([type=radio]), label select, label textarea { width: 100%; }
.check { display: flex; gap: 6px; align-items: center; }
.check > span { display: inline; color: inherit; font-size: inherit; margin: 0; }
.check input[type=radio], .check input[type=checkbox] { width: auto; margin: 0; flex: none; }
fieldset.choice { border: 1px solid var(--line); border-radius: 8px; padding: 6px 12px 0; margin: 0 0 10px; }
fieldset.choice legend { color: var(--muted); font-size: 12px; padding: 0 4px; }
fieldset.choice .check { margin-bottom: 8px; }
button, .btn { font: inherit; border: 1px solid var(--line); background: var(--panel); color: var(--text);
  border-radius: 6px; padding: 6px 12px; cursor: pointer; display: inline-block; }
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--err); }
button:disabled { opacity: .5; cursor: not-allowed; }
.flash { padding: 10px 12px; border-radius: 8px; margin-bottom: 12px; background: var(--ok-soft); color: var(--ok); }
.flash.error { background: var(--err-soft); color: var(--err); }
.tag { display: inline-block; padding: 0 7px; border-radius: 99px; font-size: 12px; background: var(--accent-soft); color: var(--accent); }
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.warn { background: var(--warn-soft); color: var(--warn); }
.tag.err { background: var(--err-soft); color: var(--err); }
.stat { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.stats { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.stats > div { background: var(--bg); border-radius: 8px; padding: 10px 12px; }
pre.reply { white-space: pre-wrap; background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px; margin: 0 0 8px; font-family: ui-monospace, Consolas, monospace; }
.low { color: var(--err); font-weight: 600; }
.void { opacity: .5; text-decoration: line-through; }
.qty { width: 70px; }
.mini { width: 80px; }
.order-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 3fr) minmax(280px, 2fr); align-items: start; }
.quote-box { position: sticky; top: 60px; }
@media (max-width: 800px) {
  .order-grid { grid-template-columns: minmax(0, 1fr); }
  .quote-box { position: static; }
}
.errors { color: var(--err); margin: 8px 0; padding-left: 18px; }
.ok-text { color: var(--ok); }

table.cols-few .more { display: none; }

/* 客户页：左边一张客户卡，右边消费记录 */
.detail-grid { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr) 300px; align-items: start; }
.detail-grid.detail-card { grid-template-columns: 340px minmax(0, 1fr); }
.card h1 { margin: 0; word-break: break-all; }
.card h1 a { color: inherit; }
.card h1 a:hover { color: var(--accent); }
.card-sub { margin-top: 2px; }
.card-btns { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 6px; margin-top: 12px; }
.card-btns .btn { text-align: center; padding: 6px 4px; }
.card-sec { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 12px; }
.card-kv { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 8px 10px; align-items: center; }
.card-kv .k { color: var(--muted); }
.inline-form { display: flex; gap: 6px; align-items: center; min-width: 0; }
.inline-form input { flex: 1; min-width: 0; padding: 3px 8px; }
.inline-form select { padding: 3px 8px; }
.inline-form button { flex: none; white-space: nowrap; }
/* 订单行里的“撤回”：和“编辑”并排的小字按钮 */
.revoke-form { display: inline; margin-left: 10px; }
button.link-danger { background: none; border: 0; padding: 0; color: var(--err); cursor: pointer; }
button.link-danger:hover { text-decoration: underline; }
select.is-vip { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.warn-text { color: var(--warn); }
.card-nums { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.card-nums > div, .card-nums > .benefit { background: var(--bg); border-radius: 8px; padding: 8px 10px; }
.card-nums .v { font-size: 18px; font-weight: 600; font-variant-numeric: tabular-nums; }
/* 消费权益：客户卡上的格子点进去是客户的权益页 */
.card-nums > a.benefit { display: block; color: inherit; text-decoration: none; }
.card-nums > a.benefit:hover { box-shadow: 0 0 0 1px var(--accent); }
.ben-row { display: grid; gap: 6px; padding: 14px 0; border-top: 1px solid var(--line); }
.ben-row:first-of-type { margin-top: 10px; }
.ben-title { font-size: 15px; font-weight: 600; }
.ben-bar { height: 6px; max-width: 520px; border-radius: 99px; background: var(--line); overflow: hidden; }
.ben-bar > span { display: block; height: 100%; background: var(--accent); }
.ben-row.done .ben-bar > span { background: var(--ok); }
.ben-bot { border-top: 1px solid var(--line); padding-top: 10px; }
.ben-bot pre.reply { font: 13px/1.7 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.ben-add { background: var(--bg); border-radius: 8px; padding: 10px 12px; }
td.ben-board { background: var(--bg); }
/* 工作台：录入系统 */
.entry-form { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr) auto; gap: 10px; align-items: end; }
.entry-form textarea { min-height: 72px; }
@media (max-width: 720px) { .entry-form { grid-template-columns: 1fr; } }
.entry-preview, .entry-done { margin-top: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); }
.entry-done { border-color: var(--ok); background: var(--ok-soft); margin: 0 0 12px; }
.entry-done pre { margin: 8px 0; }
.entry-errors { color: var(--err); margin: 8px 0 0; padding-left: 18px; }
.entry-confirm { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 12px; }
/* 方案框：截图拖进来 / 粘贴识别 */
.entry-plan { display: grid; gap: 6px; min-width: 0; }
.entry-ocr { gap: 8px; }
.entry-ocr .btn { cursor: pointer; }
.entry.dropping textarea[name=plan] { outline: 2px dashed var(--accent); outline-offset: 2px; }
.entry textarea[name=plan].busy { opacity: .55; }
.entry-blocked { color: var(--warn); }
/* USDT 收款 */
.usdt-due { margin: 0 0 12px; padding: 10px 12px; border: 1px solid var(--accent); border-radius: 8px; background: var(--accent-soft); }
.usdt-due .usdt-row { display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: center; padding: 6px 0; border-top: 1px solid var(--line); }
.usdt-due .usdt-row:first-of-type { border-top: none; }
.usdt-from { margin: 0 0 12px; padding: 8px 12px; border-radius: 8px; background: var(--accent-soft); }
/* 支付宝 / 微信收款码（BOT设置）和付款凭证待核对（工作台） */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.qr-box { display: flex; flex-direction: column; gap: 8px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; }
.qr-img { width: 100%; max-width: 220px; border-radius: 8px; border: 1px solid var(--line); background: #fff; }
.usdt-due .usdt-row form { margin: 0; }
.usdt-facts { margin: 6px 0 12px; padding-left: 18px; }
.usdt-facts li { margin: 4px 0; }
.usdt-note { display: flex; gap: 6px; align-items: center; }
.usdt-note input { min-width: 180px; }
code.addr { word-break: break-all; }
/* 码子库存：分类 / 小组标题行 */
tr.stock-group th { background: var(--bg); color: var(--text); font-size: 13px; font-weight: 600; padding-top: 10px;
                    white-space: normal; }
tr.stock-sub td { color: var(--muted); font-size: 12px; padding: 8px 8px 2px; border-bottom: none; }
.sec-title { color: var(--muted); font-size: 12px; margin: 10px 0 6px; }
.card-sec > .sec-title:first-child { margin-top: 0; }
.ref-row { display: flex; gap: 8px; align-items: center; justify-content: space-between; padding: 6px 0;
  border-bottom: 1px solid var(--line); }
.ref-add { margin-top: 8px; }
.ref-add form { display: grid; gap: 6px; margin-top: 8px; }
.ref-add p { margin: 0; }
.card-fold { border-top: 1px solid var(--line); margin: 12px 0 0; padding-top: 10px; }
.card-fold + .card-fold { margin-top: 0; }
.card-fold > summary { color: var(--muted); }
.card-fold pre.reply { margin-top: 8px; font: 13px/1.7 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.tabs { display: inline-flex; gap: 2px; background: var(--bg); border-radius: 8px; padding: 2px; }
.tabs a { padding: 4px 10px; border-radius: 6px; color: var(--muted); }
.tabs a.on { background: var(--panel); color: var(--text); box-shadow: 0 0 0 1px var(--line); }
.tabs a:hover { text-decoration: none; color: var(--text); }
.big-tabs { margin-bottom: 12px; padding: 3px; }
.big-tabs a { padding: 8px 18px; font-size: 15px; }
.big-tabs a b { margin-left: 4px; font-variant-numeric: tabular-nums; }
.timeline { display: grid; }
.tl-row { display: grid; grid-template-columns: 76px 14px minmax(0, 1fr) auto; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid var(--line); align-items: start; }
.tl-dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 6px; background: var(--muted); }
.tl-voucher { background: var(--accent); }
.tl-machine { background: var(--warn); }
.tl-other { background: var(--muted); }
.tl-points { background: var(--ok); }
.tl-main > div + div { margin-top: 2px; }
.tl-amount { white-space: nowrap; }
.tl-row.void .tl-main, .tl-row.void .tl-amount { text-decoration: line-through; opacity: .55; }
pre.codes { margin: 6px 0 0; font: 12px ui-monospace, Consolas, monospace; white-space: pre-wrap; }
details summary { cursor: pointer; }
table.kv th { width: 72px; }
@media (max-width: 900px) {
  .detail-grid, .detail-grid.detail-card { grid-template-columns: minmax(0, 1fr); }
}

/* 工作台最近订单 */
.feed { display: grid; }
.feed-row { display: grid; grid-template-columns: 82px minmax(0, 1fr) auto; gap: 10px; padding: 8px 4px;
  border-bottom: 1px solid var(--line); color: var(--text); align-items: baseline; }
.feed-row:hover { background: var(--bg); text-decoration: none; }
.feed-main { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 640px) {
  nav a { padding: 10px 6px; }
  .hide-sm { display: none; }
  .feed-row { grid-template-columns: 60px minmax(0, 1fr) auto; }
}