:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --panel-soft: #f0f4fa;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text: #1e293b;
  --text-soft: #334155;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-soft: #dbeafe;
  --accent-50: #eff6ff;
  --success: #16a34a;
  --success-soft: #dcfce7;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --warn: #d97706;
  --warn-soft: #fef3c7;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-md: 0 4px 12px rgba(37, 99, 235, .08), 0 2px 4px rgba(15, 23, 42, .04);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
               "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

.sidebar {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 220px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}
.sidebar .brand {
  padding: 0 22px 18px;
  font-weight: 700;
  font-size: 15px;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.sidebar a {
  display: block;
  padding: 10px 22px;
  margin: 2px 10px;
  border-radius: 8px;
  color: var(--text-soft);
  text-decoration: none;
  font-size: 14px;
  transition: background .15s, color .15s;
}
.sidebar a:hover {
  background: var(--accent-50);
  color: var(--accent);
  text-decoration: none;
}
.sidebar a.active {
  background: var(--accent);
  color: #fff;
  font-weight: 500;
}
.sidebar-foot {
  margin-top: auto;
  padding: 16px 22px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.sidebar-foot a {
  display: inline;
  padding: 0;
  margin: 0;
  color: var(--accent);
  background: transparent;
}
.sidebar-foot a:hover { background: transparent; color: var(--accent-hover); }
.sidebar-foot-user { color: var(--muted) !important; text-decoration: none; cursor: pointer; }
.sidebar-foot-user:hover { color: var(--accent-hover) !important; text-decoration: underline; }
.sidebar-foot-user.active { color: var(--accent) !important; }

main.with-sidebar { margin-left: 220px; padding: 32px 36px; max-width: 1200px; }
main { padding: 48px 24px; max-width: 460px; margin: 0 auto; }

h1 {
  font-size: 22px;
  margin: 0 0 20px;
  color: var(--text);
  font-weight: 600;
}
h2 {
  font-size: 15px;
  margin: 24px 0 14px;
  color: var(--text);
  font-weight: 600;
}
h3 {
  font-size: 14px;
  margin: 18px 0 10px;
  color: var(--accent);
  font-weight: 600;
}
p { margin: 0 0 12px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.card h2:first-child { margin-top: 0; }

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 16px;
  margin-bottom: 8px;
}
.stat {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: var(--shadow);
  transition: transform .15s, box-shadow .15s;
}
.stat:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.stat .label { font-size: 13px; color: var(--muted); }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; color: var(--accent); }

.badge-pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}
a.badge-pill:hover { filter: brightness(.96); text-decoration: none; }

.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
}
.compare-table thead th {
  background: transparent;
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  text-align: left;
  padding: 6px 10px 8px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.compare-table thead th.num { text-align: right; }
.compare-table td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}
.compare-table td.bucket { font-weight: 600; width: 80px; }
.compare-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.compare-table tr.row-today td { background: var(--accent-50); }
.compare-table tr.row-today td.bucket { color: var(--accent); }
.compare-table tr.row-total td { background: var(--panel-soft); font-weight: 600; }
.compare-table tbody tr:last-child td { border-bottom: 0; }
.compare-table tbody tr:hover td { background: rgba(37, 99, 235, .04); }
.compare-table tbody tr.row-today:hover td { background: var(--accent-soft); }

.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 14px;
  margin-top: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  color: var(--text-soft);
}
.pager-info { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pager-info strong { color: var(--text); font-weight: 700; }
.pager-range { color: var(--muted); }
.pager-size { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.pager-size select {
  padding: 3px 6px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
}
.pager-size select:hover { border-color: var(--accent); }
.pager-nav { display: inline-flex; align-items: center; gap: 4px; }
.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text-soft);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background .15s, border-color .15s, color .15s;
}
.page-btn:hover { background: var(--accent-50); color: var(--accent); border-color: var(--accent-soft); text-decoration: none; }
.page-btn.current {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: default;
}
.page-btn.current:hover { background: var(--accent); color: #fff; }
.page-btn.disabled {
  background: var(--panel-soft);
  color: var(--muted);
  cursor: not-allowed;
  border-color: var(--border);
}
.page-ellipsis { padding: 0 6px; color: var(--muted); }

/* 失败 / 长信息单元格：单行显示，超出可水平滚动 */
/* 错误信息单元格：限定最大宽度，长文本自动换行（按字断开），不撑大表格列。 */
.err-cell {
  display: block;
  max-width: 160px;
  color: #b91c1c;
  font-size: 12px;
  line-height: 1.55;
  white-space: normal;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.err-cell > code {
  display: inline-block;
  margin-right: 4px;
  white-space: nowrap;
  vertical-align: baseline;
}
.err-cell > span { display: inline; }

/* 卡片内表格在超宽时整体水平滚动（兜底），避免窄列被挤压成竖排文字。
   table 保持 width:100%，让最后一弹性列吸收剩余宽度；只有最小内容宽度大于容器时才会触发外层滚动。 */
.table-scroll {
  overflow-x: auto;
  margin: 0 -8px;
  padding: 0 8px;
}
.table-scroll::-webkit-scrollbar { height: 6px; }
.table-scroll::-webkit-scrollbar-thumb { background: rgba(0,0,0,.2); border-radius: 3px; }
.table-scroll::-webkit-scrollbar-track { background: transparent; }
.table-scroll > table { width: 100%; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
}
th {
  color: var(--muted);
  font-weight: 500;
  font-size: 13px;
  background: var(--panel-soft);
}
tbody tr:hover { background: var(--accent-50); }
tbody tr:last-child td { border-bottom: none; }

label {
  display: block;
  font-size: 13px;
  color: var(--text-soft);
  margin-bottom: 6px;
  font-weight: 500;
}
input, select, textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-size: 14px;
  margin-bottom: 14px;
  font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}
input::placeholder, textarea::placeholder { color: #94a3b8; }

button, .btn {
  display: inline-block;
  padding: 9px 18px;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  transition: background .15s, border-color .15s, box-shadow .15s;
}
button:hover, .btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(37, 99, 235, .25);
}
.btn-secondary {
  background: #fff;
  border: 1px solid var(--border-strong);
  color: var(--text-soft);
}
.btn-secondary:hover {
  background: var(--panel-soft);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: none;
}
.btn-danger {
  background: var(--danger);
  border-color: var(--danger);
}
.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  box-shadow: 0 2px 6px rgba(220, 38, 38, .25);
}

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  border: 1px solid transparent;
}
.alert-success {
  background: var(--success-soft);
  color: var(--success);
  border-color: rgba(22, 163, 74, .2);
}
.alert-error {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: rgba(220, 38, 38, .2);
}
.alert-info {
  background: var(--accent-50);
  color: var(--accent);
  border-color: rgba(37, 99, 235, .2);
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.badge-ok { background: var(--success-soft); color: var(--success); }
.badge-pending { background: var(--warn-soft); color: var(--warn); }
.badge-fail { background: var(--danger-soft); color: var(--danger); }

/* 标签筛选（用于订单列表的状态切换） */
.filter-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin: -10px -22px 18px;
  padding: 0 18px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.filter-tabs .tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color .12s ease, border-color .12s ease;
}
.filter-tabs .tab:hover {
  color: var(--text);
  text-decoration: none;
}
.filter-tabs .tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.filter-tabs .tab .tab-count {
  display: inline-block;
  min-width: 20px;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--panel-soft);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  line-height: 16px;
}
.filter-tabs .tab.active .tab-count {
  background: var(--accent-soft);
  color: var(--accent);
}
.filter-tabs .tab-success .tab-count { background: var(--success-soft); color: var(--success); }
.filter-tabs .tab-warn .tab-count { background: var(--warn-soft); color: var(--warn); }
.filter-tabs .tab-danger .tab-count { background: var(--danger-soft); color: var(--danger); }
.filter-tabs .tab-refund .tab-count { background: #fce7f3; color: #db2777; }
.filter-tabs .tab-amount {
  font-size: 12px;
  font-weight: 600;
  color: #db2777;
  margin-left: 2px;
}
.filter-tabs .tab.active .tab-amount { color: #be185d; }

code, pre {
  font-family: "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 13px;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--accent-hover);
}
pre {
  padding: 12px 14px;
  overflow-x: auto;
  line-height: 1.5;
  color: var(--text-soft);
}
pre code {
  padding: 0;
  background: transparent;
  border: none;
  color: inherit;
}
code { padding: 2px 6px; }

ul, ol { margin: 8px 0 12px; padding-left: 22px; }
li { margin-bottom: 4px; }

hr { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--panel-soft); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* 工具类：在手机端隐藏次要列 / 元素（默认照常显示） */
.hide-mobile { /* 默认按行内 display 渲染 */ }

/* 通用后台弹窗：服务端渲染时若包含 .admin-modal.active 即自动打开 */
.admin-modal {
  position: fixed; inset: 0;
  display: none; align-items: flex-start; justify-content: center;
  z-index: 1000;
  padding: 5vh 16px;
  overflow-y: auto;
}
.admin-modal.active { display: flex; }
.admin-modal-mask {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
  cursor: pointer;
  z-index: 1;
}
.admin-modal-card {
  position: relative;
  z-index: 2;
  background: var(--panel);
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(2, 6, 23, 0.35);
  width: 100%;
  max-width: 880px;
  margin: auto 0;
  padding: 22px 24px 18px;
  animation: admin-modal-in .18s ease-out;
}
.admin-modal-card h2:first-child { margin-top: 0; padding-right: 36px; }
.admin-modal-close {
  position: absolute; top: 10px; right: 12px;
  width: 32px; height: 32px;
  border: none; border-radius: 8px;
  background: transparent;
  color: var(--muted);
  font-size: 20px; line-height: 1;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.admin-modal-close:hover { background: var(--panel-soft); color: var(--text); }
@keyframes admin-modal-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
body.admin-modal-open { overflow: hidden; }

@media (max-width: 768px) {
  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 12px;
  }
  .sidebar .brand { width: 100%; padding: 0 0 10px; margin-bottom: 8px; }
  .sidebar a { padding: 6px 12px; margin: 2px; font-size: 13px; }
  .sidebar-foot { width: 100%; border-top: 1px solid var(--border); margin-top: 8px; padding: 10px 0 0; }
  main.with-sidebar { margin-left: 0; padding: 20px 16px; }
  .form-row { grid-template-columns: 1fr; }

  /* 让 .card 内的表格在窄屏可横向滚动，不被挤压成竖排 */
  .card { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .card > table { width: auto; min-width: 100%; }

  /* 标记 hide-mobile 的列 / 元素在手机端整列消失 */
  .hide-mobile { display: none !important; }
  /* 紧凑一点的单元格 */
  .card > table th, .card > table td { padding: 9px 10px; }

  /* 弹窗在手机上贴边一些 */
  .admin-modal { padding: 2vh 8px; }
  .admin-modal-card { padding: 18px 16px 14px; }
}