:root {
  color-scheme: light;
  --background: #f3f6fb;
  --surface: #fff;
  --ink: #172742;
  --muted: #536681;
  --border: #e1e8f1;
  --blue: #2156d5;
  --nav: #111c30;
  --nav-active: #244786;
  --layui-color-primary: #2156d5;
  --layui-color-border: #dce5f1;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--background); font-family: inherit; }
a { color: var(--blue); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: wait; opacity: .62; }
:focus-visible { outline: 2px solid #2a6bea; outline-offset: 3px; }
[hidden] { display: none !important; }

.boot { min-height: 70vh; display: grid; place-items: center; color: var(--muted); padding: 24px; }
.workspace { min-height: 100vh; display: grid; grid-template-columns: 228px minmax(0, 1fr); }
.sidebar {
  position: sticky; top: 0; height: 100dvh; background: var(--nav); color: #dce7fa;
  padding: 24px 15px 16px; display: flex; flex-direction: column; overflow-y: auto;
}
.brand { display: flex; gap: 11px; align-items: center; padding: 0 8px; color: inherit; font-weight: 760; font-size: 17px; white-space: nowrap; }
.brand:hover { color: inherit; }
.brand small { display: block; color: #adbedc; font-size: 11px; font-weight: 500; margin-top: 4px; letter-spacing: .04em; }
.brand-mark {
  width: 37px; height: 37px; flex: 0 0 37px; display: grid; place-items: center; border-radius: 10px;
  background: #5e8afb; color: #0e2044; font-size: 23px; font-weight: 850;
}
.sidebar nav { margin-top: 31px; }
.nav-group { margin: 0 0 20px; }
.nav-group > span { display: block; color: #94a9cb; margin: 0 0 6px 11px; font-size: 11px; font-weight: 650; }
.sidebar .layui-nav { background: transparent; padding: 0; width: auto; }
.sidebar .layui-nav .layui-nav-item { line-height: 40px; margin: 2px 0; }
.sidebar .layui-nav .layui-nav-item a {
  color: #d6e3f9; display: flex; align-items: center; gap: 10px; height: 41px; padding: 0 11px;
  border-radius: 7px; font-size: 13px;
}
.sidebar .layui-nav .layui-nav-item a:hover { color: white; background: #243653; }
.sidebar .layui-nav .layui-this { background: transparent; }
.sidebar .layui-nav .layui-this a { color: white; font-weight: 700; background: var(--nav-active); }
.sidebar .layui-nav-tree .layui-nav-bar { display: none; }
.sidebar .layui-nav-tree .layui-nav-itemed::before { display: none; }
.sidebar-footer { margin-top: auto; border-top: 1px solid #2b3a55; padding: 13px 10px 2px; color: #b4c6e5; font-size: 12px; }
.connection-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #62d8aa; margin-right: 5px; }

.workspace-main { min-width: 0; }
.topbar {
  position: sticky; top: 0; z-index: 20; height: 63px; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 0 clamp(16px, 2.5vw, 38px); border-bottom: 1px solid var(--border); background: var(--surface);
}
.breadcrumb, .staff-area { display: flex; align-items: center; gap: 10px; min-width: 0; font-size: 13px; }
.breadcrumb a, .breadcrumb > span { color: var(--muted); }
.breadcrumb strong { white-space: nowrap; }
.staff-name { min-width: 0; }
.staff-name strong { display: block; max-width: 145px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.staff-name small { color: var(--muted); font-size: 11px; }
.avatar {
  flex: 0 0 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: #e8efff; color: var(--blue);
}
.icon-button {
  border: 1px solid var(--border); border-radius: 7px; background: white; color: var(--muted);
  width: 34px; height: 34px; display: inline-grid; place-items: center;
}
.icon-button:hover { color: var(--blue); border-color: #b8caf3; }
.mobile-menu, .sidebar-overlay { display: none; }

.page { padding: 26px clamp(16px, 2.5vw, 38px) 36px; max-width: 1740px; margin: 0 auto; }
.page:focus { outline: none; }
.page-title { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
.page-title h1 { margin: 0 0 7px; font-size: clamp(23px, 2.6vw, 33px); font-weight: 760; letter-spacing: -.035em; }
.page-title p, .panel-heading p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.page-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 7px; }
.layui-btn { border-radius: 7px; font-weight: 650; }
.layui-btn + .layui-btn { margin-left: 0; }
.layui-btn:not(.layui-btn-primary) { background-color: var(--blue); }
.layui-btn-primary { color: var(--ink); background: var(--surface); }
.layui-input, .layui-select, .layui-textarea { border-radius: 7px; }

.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(155px, 1fr)); gap: 13px; margin-bottom: 17px; }
.metric.layui-card {
  min-width: 0; min-height: 94px; margin: 0; display: flex; align-items: center; gap: 10px; padding: 15px 13px;
  color: var(--ink); border: 1px solid var(--border); border-radius: 11px; box-shadow: 0 2px 7px #132a4b06;
}
.metric.layui-card:hover { border-color: #a5bdf5; color: var(--ink); }
.metric-icon { display: grid; place-items: center; flex: 0 0 37px; height: 37px; border-radius: 9px; }
.metric-icon .layui-icon { font-size: 18px; }
.metric-icon.blue { background: #e8efff; color: #2858c4; }
.metric-icon.indigo { background: #eeeaff; color: #5f4fba; }
.metric-icon.teal { background: #e0f5f6; color: #006c72; }
.metric-icon.green { background: #e1f6eb; color: #087b49; }
.metric-icon.orange { background: #fff0de; color: #9d5308; }
.metric > span:nth-child(2) { min-width: 0; }
.metric small { display: block; font-size: 12px; color: var(--muted); }
.metric strong { display: block; margin-top: 5px; font-size: clamp(19px, 2vw, 25px); line-height: 1.2; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.metric > .layui-icon { margin-left: auto; color: #60789a; font-size: 11px; }

.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.85fr) minmax(240px, 1fr); gap: 15px; }
.panel.layui-card { margin: 0 0 16px; border: 1px solid var(--border); border-radius: 11px; box-shadow: 0 2px 7px #132a4b06; min-width: 0; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 15px 17px; }
.panel-heading h2 { font-size: 16px; font-weight: 730; margin: 0 0 4px; }
.panel-heading.compact { padding-bottom: 11px; }
.panel-heading a { font-size: 13px; font-weight: 650; white-space: nowrap; }
.panel-heading a i { font-size: 11px; }
.legend { display: flex; align-items: center; gap: 11px; font-size: 12px; color: var(--muted); }
.legend span { display: flex; gap: 5px; align-items: center; white-space: nowrap; }
.legend i { width: 9px; height: 9px; border-radius: 2px; }
.bar-flight { background: #4776eb; }
.bar-hotel { background: #57bcae; }
.trend-chart { display: grid; grid-template-columns: repeat(7,minmax(0,1fr)); padding: 2px 15px 17px; gap: 6px; }
.trend-day { min-width: 0; display: grid; gap: 5px; justify-items: center; }
.trend-day strong { font-size: 12px; font-variant-numeric: tabular-nums; }
.trend-day small { color: var(--muted); font-size: 10px; white-space: nowrap; }
.trend-bar { height: 108px; width: min(62%, 32px); background: #f0f3f9; border-radius: 5px; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; }
.trend-bar span { display: block; width: 100%; }
.quick-panel { padding-bottom: 7px; }
.quick-link { display: flex; justify-content: space-between; align-items: center; margin: 0 15px 5px; padding: 9px 10px; border-radius: 7px; background: #f3f6fd; color: var(--ink); font-size: 13px; }
.quick-link:hover { color: var(--blue); background: #eaf0ff; }
.quick-link span .layui-icon { margin-right: 4px; color: var(--blue); }
.quick-link > .layui-icon { font-size: 10px; color: var(--muted); }

.filters { display: flex; align-items: end; flex-wrap: wrap; gap: 12px; padding: 16px; }
.filters label { flex: 1 1 151px; max-width: 225px; min-width: 0; }
.filters label, .login-card label, .review-form label { display: grid; gap: 6px; font-size: 13px; font-weight: 650; color: var(--ink); }
.filter-actions, .review-actions { display: flex; gap: 8px; align-items: center; }
.table-shell { min-width: 0; }
.table-shell > .layui-table-view { margin: 0; width: 100%; border-left: 0; border-right: 0; border-bottom: 0; }
.table-shell .layui-table-header, .table-shell .layui-table-header tr { background: #f5f8fd; }
.table-shell .layui-table-header th { color: #4e6281; font-weight: 700; }
.table-shell .layui-table-cell { font-size: 13px; line-height: 27px; }
.table-shell .layui-table-body { overflow-x: auto; }
.table-shell .layui-table-hover { background: #f3f7ff !important; }
.order-link, .order-reference { font-family: ui-monospace, "Courier New", monospace; font-size: 12px; }
.order-reference { overflow-wrap: anywhere; }
.amount { font-variant-numeric: tabular-nums; }
.status-pill { display: inline-flex; align-items: center; gap: 6px; border-radius: 5px; padding: 2px 7px; color: #435773; background: #edf1f8; font-size: 11px; font-weight: 650; line-height: 1.5; white-space: nowrap; }
.status-pill > span { background: currentColor; width: 6px; height: 6px; border-radius: 50%; }
.status-pill.success { color: #076646; background: #e5f6ec; }
.status-pill.warning { color: #8e450a; background: #fff0db; }
.status-pill.progress { color: #1c51aa; background: #e9f0ff; }
.row-actions { display: inline-flex; gap: 10px; }
.row-action, .text-button { color: var(--blue); font-weight: 650; background: none; border: 0; padding: 0; }
.row-action:hover, .text-button:hover { text-decoration: underline; }
.pagination { min-width: 0; padding: 0 14px; }
.pagination > div { margin: 11px 0; }

.summary { margin: 0; padding: 0 17px 14px; display: grid; grid-template-columns: repeat(auto-fit, minmax(155px, 1fr)); gap: 9px; }
.summary > div { background: #f6f8fc; border-radius: 7px; padding: 10px; min-width: 0; }
.summary dt { color: var(--muted); font-size: 12px; }
.summary dd { margin: 5px 0 0; font-weight: 650; overflow-wrap: anywhere; }
.detail-table + .detail-table { margin-top: 11px; }
.detail-table h3 { font-weight: 700; padding: 12px 14px 7px; font-size: 14px; }
#order-tabs > .layui-tabs-body { padding: 0 0 10px; }
.feedback { display: flex; align-items: center; gap: 10px; margin: 0 0 12px; padding: 11px 13px; border-radius: 8px; background: #fff0eb; color: #8d3326; }
.feedback > div { flex: 1; }
.feedback small { display: block; margin-top: 5px; overflow-wrap: anywhere; }
.loading, .empty { padding: 33px 12px; color: var(--muted); text-align: center; }
.empty { display: grid; justify-items: center; gap: 5px; }
.empty i { font-size: 25px; color: #6e87ab; }
.empty strong { color: var(--ink); }
.spinner { display: inline-block; width: 14px; height: 14px; vertical-align: middle; margin-right: 3px; border: 2px solid #a4baff; border-right-color: transparent; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.login-shell { min-height: 100dvh; display: grid; grid-template-columns: 1.12fr 1fr; }
.login-visual {
  position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: center; isolation: isolate; min-height: 560px;
  padding: clamp(30px, 6vw, 100px); color: #f7f9ff; background: radial-gradient(ellipse at 92% 15%, #284d8f, transparent 65%), #111f38;
}
.login-visual .brand { position: absolute; top: 35px; left: clamp(30px, 6vw, 100px); padding: 0; }
.login-intro h1 { font-size: clamp(42px, 7vw, 86px); line-height: 1.1; margin: 0 0 16px; font-weight: 780; letter-spacing: -.045em; }
.login-intro p { font-size: clamp(14px, 1.6vw, 19px); color: #cfdbf4; margin: 0; }
.login-grid { position: absolute; inset: 20% -22% -10% 26%; transform: rotate(-16deg); z-index: -1; opacity: .5; background-image: linear-gradient(#658ad23e 1px, transparent 1px),linear-gradient(90deg,#658ad23e 1px,transparent 1px); background-size: 36px 36px; mask-image: radial-gradient(ellipse,#000 12%,transparent 67%); }
.login-side { display: grid; place-items: center; padding: 32px 24px; background: #f6f8fc; }
.login-card { width: min(100%, 385px); background: white; border: 1px solid var(--border); border-radius: 15px; padding: 29px; box-shadow: 0 12px 36px #10265310; }
.login-card h2 { margin: 0 0 8px; font-size: 27px; font-weight: 760; }
.login-card p { color: var(--muted); margin: 0 0 24px; }
.login-card form { display: grid; gap: 15px; }
#login-error:empty { display: none; }
.login-card .feedback { margin: 0; }
.mobile-brand { display: none; }
.review-form { display: grid; gap: 12px; padding: 17px; }
.review-form p { margin: 0; color: var(--muted); }
.review-actions { justify-content: end; }
.review-error:empty { display: none; }

@media (max-width: 1060px) { .workspace { grid-template-columns: 187px minmax(0,1fr); } .sidebar { padding-inline: 10px; } }
@media (max-width: 780px) {
  .workspace { grid-template-columns: minmax(0,1fr); }
  .sidebar { position: fixed; z-index: 32; width: 228px; left: 0; top: 0; display: none; }
  .sidebar.open { display: flex; }
  .mobile-menu { display: inline-grid; }
  .sidebar-overlay { display: block; position: fixed; z-index: 31; inset: 0; border: 0; background: #0d172c69; }
  .page { padding-top: 18px; }
  .dashboard-grid { grid-template-columns: minmax(0,1fr); gap: 0; }
  .login-shell { grid-template-columns: minmax(0,1fr); background: #f6f8fc; }
  .login-visual { display: none; }
  .mobile-brand { display: flex; color: var(--ink); margin: 0 0 22px; padding: 0; }
  .mobile-brand small { color: var(--muted); }
}
@media (max-width: 420px) {
  .topbar { padding-inline: 12px; }
  .avatar, .breadcrumb > a, .breadcrumb > span { display: none; }
  .staff-name strong { max-width: 105px; }
  .page-title { flex-wrap: wrap; }
  .page-actions { justify-content: flex-start; }
  .filters label { flex-basis: 125px; }
  .metric-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
  .metric.layui-card { padding: 10px 8px; min-height: 70px; gap: 6px; }
  .metric-icon { flex-basis: 27px; height: 27px; }
  .metric-icon .layui-icon { font-size: 14px; }
  .metric strong { font-size: 18px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }

.settings-form { display: grid; gap: 13px; padding: 18px; }
.settings-fields { display: grid; gap: 11px; max-height: 58vh; overflow: auto; padding: 3px; }
.settings-fields label { display: grid; gap: 5px; font-weight: 600; }
.settings-fields fieldset { padding: 10px; border: 1px solid var(--border); border-radius: 7px; }
.settings-fields legend { padding: 0 4px; font-weight: 700; }
.settings-fields small { color: var(--muted); font-weight: 500; }
.choice-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(190px,1fr)); gap: 8px; }
.choice-grid label, .settings-fields .check-line, .check-line { display: flex; align-items: center; gap: 7px; }
.choice-grid label { background: #f4f7fc; padding: 7px; border-radius: 5px; }
.choice-grid small { display: block; overflow-wrap: anywhere; }
.settings-error:empty { display: none; }
.role-row { display: grid; grid-template-columns: minmax(120px,1fr) minmax(140px,3fr) minmax(55px,auto); align-items: center; gap: 12px; padding: 15px; }
.role-row + .role-row { border-top: 1px solid var(--border); }
.role-row h2, .channel-card h2 { font-weight: 700; font-size: 16px; }
.role-row small, .channel-card p, .settings-banner p { color: var(--muted); }
.role-permissions { display: flex; flex-wrap: wrap; gap: 5px; }
.settings-banner { padding: 15px; display: grid; gap: 10px; }
.environment-tabs { display: flex; gap: 10px; }
.environment-tabs a { padding: 6px 10px; border-radius: 5px; color: var(--ink); }
.environment-tabs a.current { background: #e8efff; color: var(--blue); font-weight: 700; }
.channel-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(min(100%,280px),1fr)); gap: 10px; }
.channel-card { display: flex; align-items: center; justify-content: space-between; padding: 15px; gap: 8px; }
@media(max-width: 540px) { .role-row { grid-template-columns: 1fr; } }