:root {
  color-scheme: light;
  font-family: "Microsoft YaHei", "Segoe UI", sans-serif;
  color: #12213a;
  background: #f3f6fa;
  letter-spacing: 0;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 1180px; background: #f3f6fa; }
button, input, select, textarea { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }

.admin-shell { min-height: 100vh; display: grid; grid-template-columns: 224px minmax(0, 1fr); }
.admin-sidebar { position: sticky; top: 0; height: 100vh; padding: 22px 14px; background: #19263a; color: #fff; display: flex; flex-direction: column; }
.admin-brand { display: flex; align-items: center; gap: 11px; padding: 0 10px 22px; border-bottom: 1px solid #324158; }
.admin-brand > span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 6px; background: #f28a00; font-weight: 800; }
.admin-brand strong, .admin-brand small { display: block; }
.admin-brand strong { font-size: 18px; }
.admin-brand small { margin-top: 3px; color: #aebbd0; }
.admin-sidebar nav { display: grid; gap: 6px; margin-top: 22px; }
.admin-sidebar nav button { min-height: 44px; display: flex; align-items: center; gap: 10px; padding: 0 12px; border: 0; border-radius: 6px; color: #dce5f2; background: transparent; text-align: left; }
.admin-sidebar nav button span { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid #536178; border-radius: 4px; font-size: 12px; }
.admin-sidebar nav button:hover { background: #25354d; }
.admin-sidebar nav button.active { color: #fff; background: #f28a00; }
.admin-sidebar nav button.active span { border-color: rgba(255,255,255,.65); }
.back-link { margin-top: auto; padding: 12px; color: #b8c4d6; text-decoration: none; border-top: 1px solid #324158; }

.admin-main { min-width: 0; padding: 0 28px 40px; }
.admin-topbar { height: 86px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #d9e1ec; }
.admin-topbar h1 { margin: 0; font-size: 24px; }
.admin-topbar p { margin: 6px 0 0; color: #687991; }
.admin-top-actions { display: flex; align-items: center; gap: 12px; }
.admin-top-actions span { color: #52647e; }
.admin-top-actions button, .toolbar button, .section-head button, .admin-dialog button { min-height: 38px; padding: 0 16px; border: 1px solid #ced8e6; border-radius: 6px; background: #fff; color: #20324e; }
.admin-top-actions button:hover, .toolbar button:hover, .section-head button:hover { border-color: #f28a00; color: #c66f00; }

.admin-error { margin: 18px 0; padding: 12px 14px; border: 1px solid #f2b8b5; background: #fff1f0; color: #b42318; }
.admin-view { display: none; padding-top: 22px; }
.admin-view.active { display: block; }
.metric-grid { display: grid; grid-template-columns: repeat(6, minmax(150px, 1fr)); gap: 12px; }
.metric-grid article { min-height: 108px; padding: 18px; border: 1px solid #d9e1ec; border-radius: 6px; background: #fff; }
.metric-grid span, .metric-grid small { display: block; color: #6b7b91; }
.metric-grid strong { display: block; margin: 10px 0 4px; font-size: 28px; }
.overview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.admin-section { border: 1px solid #d9e1ec; border-radius: 6px; background: #fff; overflow: hidden; }
.section-head { min-height: 70px; padding: 14px 16px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #e2e8f0; }
.section-head h2 { margin: 0; font-size: 17px; }
.section-head p { margin: 4px 0 0; color: #77869a; font-size: 13px; }
.section-head button, .toolbar button, .admin-dialog button.primary { border-color: #f28a00; background: #f28a00; color: #fff; }
.compact-list article { min-height: 62px; padding: 12px 16px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 16px; border-bottom: 1px solid #edf1f6; }
.compact-list article:last-child { border-bottom: 0; }
.compact-list strong, .compact-list small { display: block; }
.compact-list small { margin-top: 4px; color: #75849a; }
.compact-list b { color: #d47400; }
.empty-state { padding: 38px 18px; color: #78879b; text-align: center; }

.toolbar { min-height: 62px; display: flex; gap: 10px; align-items: center; margin-bottom: 14px; }
.toolbar input { min-width: 320px; flex: 1; }
.toolbar input, .toolbar select, .admin-dialog input, .admin-dialog select, .admin-dialog textarea { min-height: 42px; padding: 9px 11px; border: 1px solid #cfd9e7; border-radius: 5px; background: #fff; color: #172844; outline: none; }
.toolbar input:focus, .toolbar select:focus, .admin-dialog input:focus, .admin-dialog select:focus, .admin-dialog textarea:focus { border-color: #f28a00; box-shadow: 0 0 0 3px rgba(242,138,0,.12); }
.table-section { overflow-x: auto; }
.data-table { min-width: 980px; }
.table-row { min-height: 66px; display: grid; align-items: center; gap: 12px; padding: 10px 16px; border-bottom: 1px solid #e8edf4; }
.table-row:last-child { border-bottom: 0; }
.table-head { min-height: 44px; color: #65758c; background: #f7f9fc; font-size: 13px; font-weight: 700; }
.user-table .table-row { grid-template-columns: 1.25fr 1.15fr 1fr .75fr 1fr .65fr .65fr; }
.organization-table .table-row { grid-template-columns: 1.25fr 1fr .55fr 1.5fr .75fr 1fr; }
.payment-table .table-row { grid-template-columns: 1fr 1fr .65fr 1.1fr .9fr 1.4fr; }
.audit-table .table-row { grid-template-columns: 1fr .9fr 1.15fr 1fr 1.6fr; }
.table-row span { min-width: 0; overflow-wrap: anywhere; }
.table-row span strong, .table-row span small { display: block; }
.table-row span small { margin-top: 4px; color: #78869a; }
.table-row button { min-height: 34px; padding: 0 12px; border: 1px solid #cfd9e7; border-radius: 5px; background: #fff; color: #1d5fd0; }
.status-pill { display: inline-flex; width: fit-content; padding: 4px 9px; border-radius: 999px; background: #e9f8ef; color: #11823b; font-style: normal; font-size: 12px; }
.status-pill.suspended, .status-pill.expired { background: #fff0ef; color: #c3322b; }
.tag-list { display: flex; flex-wrap: wrap; gap: 5px; }
.tag-list i { padding: 3px 7px; border: 1px solid #d7e0ec; border-radius: 4px; color: #53657d; font-style: normal; font-size: 12px; }

.admin-dialog { width: min(760px, calc(100vw - 40px)); max-height: calc(100vh - 40px); padding: 0; border: 0; border-radius: 7px; color: #172844; box-shadow: 0 24px 70px rgba(16, 28, 48, .3); }
.admin-dialog::backdrop { background: rgba(19, 31, 49, .55); }
.admin-dialog form > header { min-height: 78px; padding: 16px 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #dce3ed; }
.admin-dialog h2 { margin: 0; font-size: 20px; }
.admin-dialog header p { margin: 5px 0 0; color: #75849a; }
.admin-dialog header button { width: 36px; min-height: 36px; padding: 0; border: 0; font-size: 24px; }
.form-grid { padding: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid label { display: grid; gap: 7px; color: #52637b; font-size: 13px; }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid label.check { display: flex; align-items: center; gap: 8px; }
.form-grid label.check input { width: 18px; min-height: 18px; }
.admin-dialog footer { min-height: 68px; padding: 12px 20px; display: flex; justify-content: flex-end; align-items: center; gap: 10px; border-top: 1px solid #dce3ed; }
.admin-dialog footer span { margin-right: auto; color: #b42318; }

@media (max-width: 1280px) {
  .metric-grid { grid-template-columns: repeat(3, 1fr); }
}