:root {
  --ctrip-blue: #2577e3;
  --ctrip-blue-dark: #1456bd;
  --ctrip-blue-soft: #eaf4ff;
  --sky: #00a8ff;
  --orange: #ff7a1a;
  --green: #18a058;
  --red: #e5484d;
  --ink: #172033;
  --muted: #667085;
  --line: #d8e4f2;
  --bg: #f3f7fc;
  --panel: #ffffff;
  --shadow: 0 16px 42px rgba(24, 82, 150, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  height: 68px;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 245px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 38px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--ctrip-blue), var(--sky));
  border-radius: 6px;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.main-nav a {
  padding: 10px 14px;
  color: #334155;
  border-radius: 6px;
  font-weight: 600;
}

.main-nav a.active,
.main-nav a:hover {
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-btn,
.ghost-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
  border: 1px solid transparent;
  border-radius: 6px;
}

.profile-btn,
.primary-btn,
.secondary-btn,
.search-form button,
.product-list button,
.price-line button,
.teacher-brief button,
.ai-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border: 0;
  border-radius: 6px;
  font-weight: 700;
}

.primary-btn,
.search-form button,
.product-list button,
.price-line button {
  color: #fff;
  background: linear-gradient(135deg, var(--orange), #ff9f2e);
  box-shadow: 0 10px 22px rgba(255, 122, 26, 0.26);
}

.secondary-btn,
.profile-btn,
.teacher-brief button,
.ai-actions button {
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
}

.shell {
  width: min(1440px, calc(100% - 40px));
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
  padding: 42px 0 22px;
}

.hero-copy {
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px 44px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(15, 84, 174, 0.94), rgba(21, 124, 221, 0.78)),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1200&q=80");
  background-size: cover;
  background-position: center;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--ctrip-blue);
  font-size: 13px;
  font-weight: 800;
}

.hero-copy .eyebrow,
.hero-copy .lead {
  color: rgba(255, 255, 255, 0.88);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: 36px;
  line-height: 1.2;
}

h2 {
  margin-bottom: 14px;
  font-size: 22px;
}

h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.lead {
  max-width: 660px;
  color: var(--muted);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.booking-panel,
.surface,
.ops-panel,
.filter-panel,
.order-panel,
.blueprint-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.booking-panel {
  padding: 18px;
}

.hero-grid .booking-panel {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  min-height: 420px;
  padding: 36px 40px;
}

.hero-grid .channel-tabs {
  gap: 10px;
  margin-bottom: 0;
}

.hero-grid .channel-tabs button {
  min-height: 52px;
  font-size: 14px;
}

.hero-grid .search-form {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px 16px;
}

.hero-grid .search-form label {
  font-size: 13px;
}

.hero-grid .search-form input {
  height: 52px;
  font-size: 15px;
}

.hero-grid .search-form button {
  grid-column: 1 / -1;
  min-height: 52px;
  margin-top: 6px;
  font-size: 16px;
}

.channel-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.channel-tabs button,
.channel-tabs a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 48px;
  color: #334155;
  background: #f7fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 700;
}

.channel-tabs button.active,
.channel-tabs button:hover,
.channel-tabs a.active,
.channel-tabs a:hover {
  color: #fff;
  background: var(--ctrip-blue);
}

.search-form {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr auto;
  gap: 10px;
}

.search-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.search-form input {
  width: 100%;
  height: 48px;
  padding: 0 12px;
  color: var(--ink);
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
  outline: none;
}

.search-form input:focus {
  border-color: var(--ctrip-blue);
  box-shadow: 0 0 0 3px rgba(37, 119, 227, 0.12);
}

.flow-strip,
.learning-flow {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
  margin: 22px auto;
}

.flow-step,
.learning-flow div {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 700;
}

.flow-step span,
.learning-flow span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  color: #fff;
  background: var(--ctrip-blue);
  border-radius: 50%;
  flex: 0 0 auto;
}

.learning-flow .done {
  border-color: rgba(24, 160, 88, 0.4);
  background: #effaf4;
}

.learning-flow .done span {
  background: var(--green);
}

.two-column,
.ota-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 20px;
  margin-top: 24px;
}

.section-head,
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.section-head a {
  color: var(--ctrip-blue);
  font-weight: 800;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(24, 82, 150, 0.1);
}

.product-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  display: block;
}

.product-body {
  padding: 14px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 9px;
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.price-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
}

.price-line strong,
.product-list strong {
  color: var(--orange);
  font-size: 24px;
}

.ops-panel,
.surface,
.filter-panel,
.order-panel,
.blueprint-card {
  padding: 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric-grid.wide {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.metric-grid.wide.metric-grid--5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.metric-grid.wide.metric-grid--5 .metric-card {
  padding: 12px 14px;
}

.metric-grid.wide.metric-grid--5 .metric-card span,
.metric-grid.wide.metric-grid--5 .metric-card small {
  font-size: 12px;
}

.metric-grid.wide.metric-grid--5 .metric-card strong {
  margin: 6px 0 2px;
  font-size: 22px;
}

.metric-card {
  padding: 16px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric-card span,
.metric-card small {
  display: block;
  color: var(--muted);
}

.metric-card strong {
  display: block;
  margin: 8px 0 4px;
  font-size: 28px;
}

.table-panel {
  padding: 0;
  overflow: hidden;
}

.table-panel .data-table {
  border-radius: 8px;
}

.data-table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 13px 16px;
  vertical-align: middle;
  text-align: left;
  border-bottom: 1px solid var(--line);
  word-break: break-word;
}

.data-table thead th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: #f8fbff;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover {
  background: #f8fbff;
}

.data-table td.muted {
  text-align: center;
  padding: 28px 16px;
}

.data-table--kpi th:nth-child(n + 3),
.data-table--kpi td:nth-child(n + 3) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.data-table--kpi td:nth-child(2) {
  font-weight: 700;
}

@media (max-width: 1100px) {
  .table-panel {
    overflow-x: auto;
  }

  .data-table--kpi {
    min-width: 760px;
  }
}

.module-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
  padding-bottom: 40px;
}

.module-band.compact {
  margin-top: 0;
  padding-bottom: 16px;
}

.module-tile {
  position: relative;
  display: grid;
  gap: 8px;
  min-height: 142px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(24, 82, 150, 0.08);
}

.module-tile i {
  color: var(--ctrip-blue);
}

.module-tile span {
  color: var(--muted);
  line-height: 1.5;
}

.module-tile em {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 4px 8px;
  color: var(--orange);
  background: #fff3e8;
  border-radius: 999px;
  font-style: normal;
  font-size: 12px;
  font-weight: 800;
}

.dashboard-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 20px;
  padding: 24px 0 48px;
}

.side-rail {
  position: sticky;
  top: 92px;
  align-self: start;
  display: grid;
  align-content: start;
  gap: 8px;
  max-height: calc(100vh - 116px);
  padding: 16px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  scrollbar-gutter: stable;
}

.side-rail::-webkit-scrollbar {
  width: 6px;
}

.side-rail::-webkit-scrollbar-thumb {
  background: rgba(37, 119, 227, 0.28);
  border-radius: 999px;
}

.side-rail strong {
  margin-bottom: 0;
}

.side-rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.side-rail-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: var(--muted);
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}

.side-rail-toggle:hover {
  color: var(--ctrip-blue);
  border-color: rgba(37, 119, 227, 0.35);
}

.side-rail-group {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  border: 0;
}

.side-rail-group + .side-rail-group {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.side-rail-group > summary {
  list-style: none;
  cursor: pointer;
}

.side-rail-group > summary::-webkit-details-marker {
  display: none;
}

.side-rail-label {
  margin: 0;
  padding: 0 12px 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.side-rail-label::after {
  content: "▾";
  float: right;
  color: #94a3b8;
  font-size: 11px;
}

.side-rail-group:not([open]) > .side-rail-label::after {
  content: "▸";
}

.side-rail-group:not([open]) > a {
  display: none;
}

.dashboard-layout.is-rail-collapsed {
  grid-template-columns: 72px minmax(0, 1fr);
}

.dashboard-layout.is-rail-collapsed .side-rail {
  padding: 12px 8px;
}

.dashboard-layout.is-rail-collapsed .rail-title,
.dashboard-layout.is-rail-collapsed .rail-text,
.dashboard-layout.is-rail-collapsed .side-rail-label {
  display: none;
}

.dashboard-layout.is-rail-collapsed .side-rail-group {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.dashboard-layout.is-rail-collapsed .side-rail-group + .side-rail-group {
  margin-top: 8px;
  padding-top: 0;
  border-top: 0;
}

.dashboard-layout.is-rail-collapsed .side-rail-group > a {
  display: flex !important;
}

.dashboard-layout.is-rail-collapsed .side-rail a {
  justify-content: center;
  padding: 0;
}

.side-rail a {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 12px;
  color: #334155;
  border-radius: 6px;
  font-weight: 700;
}

.side-rail a.active,
.side-rail a:hover {
  color: #fff;
  background: var(--ctrip-blue);
}

.dashboard-main {
  min-width: 0;
}

.task-list {
  display: grid;
  gap: 12px;
}

.task-list article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px 52px;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.task-list span {
  display: block;
  margin-top: 5px;
  color: var(--muted);
}

.progress {
  height: 10px;
  overflow: hidden;
  background: #dbeafe;
  border-radius: 999px;
}

.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--ctrip-blue), var(--sky));
}

.split-surface {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  margin-top: 18px;
}

.state-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.state-pill,
.state-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 0 12px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.state-pill.primary strong {
  color: var(--ctrip-blue);
}

.state-pill.warning strong {
  color: var(--orange);
}

.state-pill.danger strong {
  color: var(--red);
}

.state-pill.success strong {
  color: var(--green);
}

.teacher-brief {
  padding: 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--ctrip-blue-dark), var(--ctrip-blue));
  border-radius: 8px;
}

.teacher-brief p {
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.7;
}

.teacher-brief button {
  background: #fff;
}

.product-list {
  display: grid;
  gap: 12px;
}

.product-list article {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr) 90px 92px;
  align-items: center;
  gap: 14px;
  padding: 12px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.product-list img {
  width: 148px;
  height: 92px;
  object-fit: cover;
  border-radius: 6px;
}

.product-list p {
  margin-bottom: 0;
  color: var(--muted);
}

.ota-hero {
  padding: 28px 0;
  background:
    linear-gradient(180deg, rgba(37, 119, 227, 0.96), rgba(38, 150, 238, 0.9)),
    url("https://images.unsplash.com/photo-1542314831-068cd1dbfeeb?auto=format&fit=crop&w=1400&q=80");
  background-size: cover;
  background-position: center;
}

.elevated {
  padding: 12px;
  background: #fff;
  border-radius: 8px 8px 0 0;
  margin-bottom: 0;
}

.ota-search {
  padding: 16px;
  background: #fff;
  border-radius: 0 0 8px 8px;
  box-shadow: var(--shadow);
}

.ota-layout {
  grid-template-columns: 220px minmax(0, 1fr) 220px;
  align-items: start;
  margin-top: 20px;
  padding-bottom: 48px;
}

.filter-panel,
.order-panel {
  display: grid;
  gap: 12px;
}

.filter-panel label {
  display: flex;
  gap: 8px;
  color: #334155;
  font-weight: 700;
}

.range-track {
  height: 8px;
  background: #dbeafe;
  border-radius: 999px;
}

.range-track span {
  display: block;
  width: 68%;
  height: 100%;
  background: var(--ctrip-blue);
  border-radius: inherit;
}

.mini-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.mini-flow span {
  padding: 4px 8px;
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.calendar-grid div {
  display: grid;
  gap: 6px;
  min-height: 92px;
  padding: 12px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.calendar-grid .hot {
  border-color: rgba(255, 122, 26, 0.45);
  background: #fff5ec;
}

.calendar-grid span,
.calendar-grid small {
  color: var(--muted);
}

.calendar-grid strong {
  color: var(--orange);
}

.blueprint-page {
  padding: 28px 0 54px;
}

.blueprint-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 18px 0;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  color: #334155;
}

.check-row i {
  color: var(--green);
}

.roadmap {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.roadmap div {
  padding: 14px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.roadmap strong {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  color: #fff;
  background: var(--ctrip-blue);
  border-radius: 50%;
}

.roadmap span {
  display: block;
  margin: 10px 0 6px;
  font-weight: 800;
}

.roadmap p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.6;
}

.muted {
  color: var(--muted);
  line-height: 1.7;
}

.sim-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 310px;
  gap: 18px;
  align-items: start;
  padding: 24px 0 52px;
}

.sim-rail {
  top: 92px;
}

.sim-main {
  min-width: 0;
}

.sim-feed {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 14px;
}

.event-feed,
.action-log {
  display: grid;
  gap: 10px;
}

.event-feed article,
.action-log article {
  padding: 12px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--ctrip-blue);
  border-radius: 8px;
}

.event-feed article.warning,
.check-row.warning i {
  border-left-color: var(--orange);
  color: var(--orange);
}

.event-feed article.danger {
  border-left-color: var(--red);
}

.event-feed article.success {
  border-left-color: var(--green);
}

.event-feed article p,
.action-log article p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.event-feed.horizontal {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sim-store-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.store-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.store-stats span {
  padding: 8px 10px;
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
  border-radius: 999px;
  font-weight: 800;
}

.manual-action-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.manual-action-form > p,
.manual-action-form .form-field {
  display: grid;
  gap: 7px;
  margin: 0;
}

.manual-action-form input[type="hidden"] {
  display: none;
}

.manual-action-form .field-error {
  margin: 0;
  color: #b42318;
  font-size: 12px;
  font-weight: 700;
}

.manual-action-form label,
.role-form {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.manual-action-form input,
.manual-action-form select,
.manual-action-form textarea,
.role-form select {
  width: 100%;
  padding: 11px 12px;
  color: var(--ink);
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
  outline: none;
}

.manual-action-form textarea {
  resize: vertical;
}

.manual-action-form .form-field:has(textarea) {
  grid-column: span 2;
}

.manual-action-form input:focus,
.manual-action-form select:focus,
.manual-action-form textarea:focus,
.role-form select:focus {
  border-color: var(--ctrip-blue);
  box-shadow: 0 0 0 3px rgba(37, 119, 227, 0.12);
}

.span-2 {
  grid-column: span 2;
}

.form-errors {
  list-style: none;
  margin: 0 0 12px;
  padding: 10px 12px;
  color: #b42318;
  background: #fef3f2;
  border: 1px solid #fecdca;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 700;
}

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.inline-form {
  display: inline;
}

.danger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  color: #b42318;
  background: #fef3f2;
  border: 1px solid #fecdca;
  border-radius: 6px;
  font-weight: 800;
  font-size: 13px;
  cursor: pointer;
}

.danger-btn:hover {
  background: #fee4e2;
}

.catalog-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.catalog-tabs a {
  padding: 8px 14px;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
}

.catalog-tabs a.active,
.catalog-tabs a:hover {
  color: #fff;
  background: var(--ctrip-blue);
  border-color: var(--ctrip-blue);
}

.approval-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.approval-row strong {
  min-width: 180px;
}

.flash-stack {
  padding-top: 16px;
}

.flash {
  padding: 12px 16px;
  margin-bottom: 8px;
  border-radius: 8px;
  font-weight: 700;
}

.flash.success {
  color: #0f5132;
  background: #d1e7dd;
}

.flash.info {
  color: #055160;
  background: #cff4fc;
}

.flash.error {
  color: #842029;
  background: #f8d7da;
}

.ability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.ability-grid .metric-card strong {
  color: var(--orange);
}

.checkout-steps {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.checkout-steps span {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--ctrip-blue-soft);
  font-size: 13px;
  font-weight: 700;
}

.checkout-steps span.done {
  background: #e7f8ee;
  color: var(--green);
}

.price-calendar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.price-calendar div {
  padding: 10px;
  text-align: center;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 13px;
}

.price-calendar strong {
  display: block;
  color: var(--orange);
  margin-top: 4px;
}

.ai-panel textarea,
.ai-output {
  width: 100%;
  margin-top: 8px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
  font-size: 13px;
  line-height: 1.5;
}

.ai-output {
  white-space: pre-wrap;
}

.scenario-card textarea,
.scenario-card input[type="text"] {
  width: 100%;
  margin-top: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.scenario-grid,
.agent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.scenario-grid article,
.agent-card {
  display: grid;
  gap: 8px;
  min-height: 126px;
  padding: 16px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.scenario-grid i,
.agent-card i {
  color: var(--ctrip-blue);
}

.scenario-grid span,
.agent-card span {
  color: var(--muted);
  line-height: 1.5;
}

.scenario-grid.clickable {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scenario-card {
  display: grid;
  gap: 8px;
  min-height: 126px;
  padding: 16px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.scenario-card:hover,
.scenario-card.active {
  border-color: rgba(37, 119, 227, 0.45);
  box-shadow: 0 8px 24px rgba(37, 119, 227, 0.08);
}

.commercial-quick-links .quick-link-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.quick-link-card {
  display: grid;
  gap: 6px;
  justify-items: center;
  padding: 14px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: inherit;
  text-decoration: none;
  font-size: 13px;
}

.quick-link-card i {
  color: var(--ctrip-blue);
}

.sandbox-config-banner .config-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.sandbox-config-banner .config-pills span {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--ctrip-blue-soft);
  font-size: 13px;
}

.commercial-panels .order-board,
.commercial-panels .chat-thread {
  display: grid;
  gap: 10px;
  max-height: 320px;
  overflow: auto;
}

.order-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.order-row.real {
  border-color: rgba(37, 119, 227, 0.35);
  background: #f8fbff;
}

.order-row span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.order-meta {
  display: grid;
  justify-items: end;
  gap: 4px;
}

.status-pill {
  font-style: normal;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #eef4ff;
}

.real-badge {
  color: var(--ctrip-blue);
  font-size: 11px;
}

.chat-thread article {
  padding: 10px 12px;
  border-radius: 8px;
  background: #f6f8fb;
  border: 1px solid var(--line);
}

.chat-thread article.ticket {
  border-color: rgba(16, 185, 129, 0.35);
  background: #f3fcf8;
}

.chat-thread p {
  margin: 6px 0 0;
  line-height: 1.6;
}

.head-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.text-link {
  color: var(--ctrip-blue);
  text-decoration: none;
  font-size: 14px;
}

.manual-action-form .field-hidden {
  display: none;
}

.ai-coach-banner {
  border-left: 4px solid var(--ctrip-blue);
  background: linear-gradient(135deg, #f8fbff 0%, #ffffff 100%);
}

.ai-coach-banner p {
  line-height: 1.7;
  margin: 6px 0 0;
}

.agent-grid {
  margin-bottom: 18px;
}

.llm-result {
  margin-top: 14px;
  padding: 14px;
  background: var(--ctrip-blue-soft);
  border: 1px solid rgba(37, 119, 227, 0.24);
  border-radius: 8px;
}

.llm-result p {
  margin: 8px 0 0;
  line-height: 1.7;
}

.role-form {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.review-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.review-hero h2 {
  color: var(--orange);
  font-size: 42px;
}

.score-ring {
  display: grid;
  place-items: center;
  width: 128px;
  height: 128px;
  color: #fff;
  background:
    radial-gradient(circle at center, var(--ctrip-blue) 0 54%, transparent 55%),
    conic-gradient(var(--orange) 0 70%, #dbeafe 70% 100%);
  border-radius: 50%;
  font-size: 34px;
  font-weight: 900;
}

.review-columns {
  grid-template-columns: 1fr 1fr;
  margin: 18px 0;
}

.action-log article {
  display: grid;
  grid-template-columns: 72px 140px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
}

.action-log span {
  color: var(--muted);
  font-weight: 800;
}

.ai-companion {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 30;
}

.ai-orb {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #fff;
  background: linear-gradient(135deg, var(--ctrip-blue), var(--sky));
  border: 0;
  border-radius: 50%;
  box-shadow: 0 18px 34px rgba(37, 119, 227, 0.35);
}

.ai-orb.nudging {
  animation: aiNudge 1.4s ease-in-out 3;
}

.ai-panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  display: none;
  width: 330px;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.ai-panel.open {
  display: block;
  animation: panelEnter 0.22s ease-out;
}

.ai-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.ai-panel-head span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.ai-panel p {
  color: #334155;
  line-height: 1.7;
}

.ai-actions {
  display: flex;
  gap: 8px;
}

svg {
  width: 18px;
  height: 18px;
  stroke-width: 2.2;
}

@media (max-width: 1100px) {
  .hero-grid,
  .two-column,
  .dashboard-layout,
  .ota-layout,
  .split-surface,
  .sim-layout {
    grid-template-columns: 1fr;
  }

  .side-rail {
    position: static;
    max-height: none;
    overflow: visible;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .metric-grid.wide,
  .product-grid,
  .module-band,
  .blueprint-grid,
  .roadmap,
  .scenario-grid,
  .agent-grid,
  .event-feed.horizontal {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-grid.wide.metric-grid--5 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sim-feed {
    position: static;
  }
}

@media (max-width: 760px) {
  .topbar {
    height: auto;
    flex-wrap: wrap;
    padding: 12px;
  }

  .brand {
    min-width: 0;
  }

  .main-nav {
    overflow-x: auto;
    width: 100%;
    flex: none;
  }

  .shell {
    width: min(100% - 24px, 1440px);
  }

  .hero-grid {
    padding-top: 18px;
  }

  .hero-copy,
  .hero-grid .booking-panel {
    min-height: 0;
  }

  .hero-copy {
    padding: 24px;
  }

  .hero-grid .booking-panel {
    padding: 24px;
  }

  h1 {
    font-size: 28px;
  }

  .channel-tabs,
  .search-form,
  .flow-strip,
  .learning-flow,
  .metric-grid,
  .metric-grid.wide,
  .product-grid,
  .module-band,
  .state-grid,
  .calendar-grid,
  .blueprint-grid,
  .roadmap,
  .scenario-grid,
  .agent-grid,
  .manual-action-form,
  .review-columns,
  .event-feed.horizontal {
    grid-template-columns: 1fr;
  }

  .span-2 {
    grid-column: auto;
  }

  .sim-store-card,
  .review-hero {
    align-items: stretch;
    flex-direction: column;
  }

  .action-log article {
    grid-template-columns: 1fr;
  }

  .product-list article,
  .task-list article {
    grid-template-columns: 1fr;
  }

  .product-list img {
    width: 100%;
    height: 180px;
  }

  .side-rail {
    grid-template-columns: 1fr;
  }

  .ai-panel {
    width: min(330px, calc(100vw - 44px));
  }
}

.opportunity-page .metric-card strong { color: #1267d6; }
.opportunity-board { display: grid; gap: 16px; }
.opportunity-card {
  border: 1px solid #d9e6f5;
  border-left: 4px solid #2484e8;
  background: #fff;
  padding: 20px;
  box-shadow: 0 8px 24px rgba(22, 83, 148, 0.08);
}
.opportunity-card.warning, .opportunity-teacher-list article.warning { border-left-color: #ff9d2e; }
.opportunity-card.critical, .opportunity-teacher-list article.critical { border-left-color: #e64b4b; }
.opportunity-card header, .opportunity-status, .opportunity-action > div {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.opportunity-card h2 { margin: 5px 0 0; font-size: 20px; }
.opportunity-type { color: #1677df; font-weight: 700; font-size: 13px; }
.opportunity-status { flex-direction: column; align-items: flex-end; color: #66758a; font-size: 13px; }
.opportunity-status b { color: #17263a; }
.opportunity-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 18px 0;
}
.opportunity-grid > div, .decision-note {
  padding: 14px; background: #f5f9fe; border: 1px solid #e2edf8;
}
.opportunity-grid span, .decision-note strong, .opportunity-teacher-list span {
  color: #617188; font-size: 12px; font-weight: 700;
}
.opportunity-grid p, .decision-note p { margin: 6px 0 0; }
.opportunity-action { display: grid; gap: 10px; padding-top: 14px; border-top: 1px solid #e4edf7; }
.opportunity-action textarea { width: 100%; resize: vertical; }
.opportunity-teacher-list { display: grid; gap: 12px; }
.opportunity-teacher-list article {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 16px;
  padding: 16px; border-left: 4px solid #2484e8; background: #f8fbff;
}
.opportunity-teacher-list p { margin: 5px 0 10px; }
.opportunity-direct-link { padding-top: 10px; }
.metrics-effect ul { margin: 8px 0 0; padding-left: 18px; }
.teacher-score-form { display: grid; gap: 8px; margin-top: 10px; }
.teacher-score-form input, .teacher-score-form textarea { width: 100%; }
.revenue-page .metric-card strong { color: #1267d6; }
.revenue-split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.heat-row { margin-bottom: 18px; }
.heat-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; margin-top: 8px; }
.heat-cell {
  padding: 8px; border-radius: 10px; background: #eef6ff; text-align: center; font-size: 12px;
}
.heat-cell.warning { background: #fff4e5; }
.heat-cell.critical { background: #ffecec; }
.heat-cell b { display: block; font-size: 14px; }
.forecast-list, .competitor-list { display: grid; gap: 10px; }
.forecast-list article, .competitor-list article {
  display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; background: #f8fbff; border-radius: 10px;
}
.small-note { margin-top: 12px; font-size: 13px; }
@media (max-width: 900px) {
  .revenue-split, .heat-grid, .crm-split { grid-template-columns: 1fr; }
}
.crm-page .metric-card strong { color: #1267d6; }
.crm-split { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 16px; margin-top: 16px; }
.crm-profile-list, .crm-task-list, .channel-table, .channel-log, .journey-timeline { display: grid; gap: 10px; }
.crm-profile-card {
  display: block; padding: 12px 14px; border-radius: 12px; background: #f8fbff; border: 1px solid #e4edf7; color: inherit; text-decoration: none;
}
.crm-profile-card.active { border-color: #2484e8; box-shadow: inset 0 0 0 1px #2484e8; }
.crm-profile-card span, .crm-profile-card small { display: block; margin-top: 4px; color: #66758a; }
.nba-box { padding: 14px; border-radius: 12px; background: #eef6ff; margin-bottom: 8px; }
.tag-row span { display: inline-block; margin-right: 6px; padding: 2px 8px; border-radius: 999px; background: #dbeafe; font-size: 12px; }
.journey-timeline article, .crm-task-list article, .channel-table article, .channel-log article {
  display: grid; grid-template-columns: 72px 1fr auto; gap: 12px; align-items: start; padding: 12px; background: #f8fbff; border-radius: 10px;
}
.journey-timeline article.concern, .crm-task-list article.overdue { border-left: 4px solid #ff9d2e; }
.journey-timeline article.angry, .crm-task-list article.overdue { border-left-color: #e64b4b; }
.channel-actions { display: grid; gap: 8px; }
.webhook-form { display: grid; gap: 6px; grid-template-columns: 1fr 1fr; }
.channel-page .metric-card strong { color: #1267d6; }
.passport-badges, .passport-dimensions { display: grid; gap: 10px; margin-top: 12px; }
.passport-badges article, .passport-dimensions article {
  padding: 12px; border-radius: 10px; background: #f8fbff;
}
.passport-dimensions { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.skill-passport .metric-card strong { color: #1267d6; }
@media (max-width: 900px) { .passport-dimensions { grid-template-columns: 1fr 1fr; } }
@media (max-width: 900px) {
  .opportunity-grid, .opportunity-teacher-list article { grid-template-columns: 1fr; }
  .opportunity-card header { align-items: flex-start; }
}

.leaderboard-table {
  display: grid;
  gap: 0.5rem;
}

.leaderboard-row {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr repeat(4, 1fr);
  gap: 0.75rem;
  align-items: center;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.leaderboard-row.head {
  font-size: 0.85rem;
  color: var(--muted);
  background: transparent;
}

.leaderboard-row.highlight {
  outline: 1px solid rgba(56, 189, 248, 0.45);
}

.nav-badge {
  display: inline-flex;
  min-width: 1.1rem;
  height: 1.1rem;
  margin-left: 0.25rem;
  padding: 0 0.3rem;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.68rem;
  font-style: normal;
  font-weight: 700;
  color: #fff;
  background: #0ea5e9;
}

.nav-badge.is-hidden {
  display: none;
}

.ai-badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #fde68a;
  background: rgba(245, 158, 11, 0.18);
  border: 1px solid rgba(245, 158, 11, 0.35);
  vertical-align: middle;
}

@keyframes aiNudge {
  0%,
  100% {
    transform: translateY(0) scale(1);
    box-shadow: 0 18px 34px rgba(37, 119, 227, 0.35);
  }
  45% {
    transform: translateY(-8px) scale(1.04);
    box-shadow: 0 22px 42px rgba(37, 119, 227, 0.48);
  }
}

@keyframes panelEnter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body.dev-modal-open {
  overflow: hidden;
}

.dev-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(8, 18, 36, 0.52);
  backdrop-filter: blur(6px);
}

.dev-modal.open {
  display: flex;
}

.dev-modal-card,
.dev-modal > div {
  width: min(440px, calc(100vw - 48px));
  padding: 28px 28px 24px;
  color: var(--ink);
  text-align: center;
  background: #fff;
  border: 1px solid rgba(37, 119, 227, 0.12);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(15, 35, 70, 0.22);
  animation: devModalIn 0.22s ease-out;
}

.dev-modal-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  color: var(--ctrip-blue);
  background: var(--ctrip-blue-soft);
  border-radius: 50%;
}

.dev-modal--warn .dev-modal-icon {
  color: #b45309;
  background: #fff7ed;
}

.dev-modal-icon svg {
  width: 26px;
  height: 26px;
}

.dev-modal-title,
.dev-modal > div > strong {
  display: block;
  margin-bottom: 10px;
  color: var(--ctrip-blue);
  font-size: 22px;
  line-height: 1.3;
}

.dev-modal--warn .dev-modal-title,
.dev-modal--warn > div > strong {
  color: #b45309;
}

.dev-modal-message,
.dev-modal > div > p {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.dev-modal-actions {
  display: flex;
  justify-content: center;
}

.dev-modal-actions .primary-btn,
.dev-modal > div > .primary-btn {
  min-width: 148px;
  min-height: 44px;
  padding: 0 28px;
}

@keyframes devModalIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.bigscreen {
  position: relative;
  min-height: calc(100vh - 68px);
  padding: 24px clamp(20px, 3vw, 54px) 28px;
  overflow: hidden;
  color: #eaf6ff;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 168, 255, 0.36), transparent 34%),
    linear-gradient(135deg, #071b47 0%, #083a78 46%, #061633 100%);
}

.bigscreen-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(129, 202, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(129, 202, 255, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.bigscreen > *:not(.bigscreen-bg) {
  position: relative;
  z-index: 1;
}

.bigscreen-head,
.bigscreen-kpis,
.bigscreen-grid,
.bigscreen-foot {
  width: min(1720px, 100%);
  margin: 0 auto;
}

.bigscreen-head {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) auto 260px;
  gap: 18px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid rgba(122, 197, 255, 0.22);
  border-radius: 10px;
  background: rgba(2, 18, 48, 0.64);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25), inset 0 0 40px rgba(37, 119, 227, 0.12);
}

.bigscreen .eyebrow {
  color: #77d7ff;
}

.bigscreen h1 {
  margin: 0 0 6px;
  color: #fff;
  font-size: clamp(24px, 2.3vw, 42px);
  letter-spacing: 0;
}

.bigscreen-head span,
.bigscreen-clock span,
.panel-head em,
.screen-list small {
  color: rgba(234, 246, 255, 0.68);
}

.bigscreen-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.bigscreen-nav button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 12px;
  color: #b8dfff;
  background: rgba(29, 96, 166, 0.34);
  border: 1px solid rgba(122, 197, 255, 0.22);
  border-radius: 6px;
  font-weight: 800;
}

.bigscreen-nav button.active,
.bigscreen-nav button:hover {
  color: #fff;
  background: linear-gradient(135deg, #2577e3, #00a8ff);
}

.bigscreen-clock {
  text-align: right;
}

.bigscreen-clock strong {
  display: block;
  color: #fff;
  font-size: 30px;
  font-variant-numeric: tabular-nums;
}

.bigscreen-tools {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  justify-content: flex-end;
}

.bigscreen-tools .secondary-btn {
  padding: 6px 10px;
  font-size: 12px;
}

.data-source-badge {
  margin-left: 6px;
  font-size: 11px;
  vertical-align: middle;
  opacity: 0.85;
}

.screen-panel.is-disabled {
  display: none;
}

.bigscreen-kpis {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.bigscreen-kpis article,
.screen-panel {
  border: 1px solid rgba(122, 197, 255, 0.2);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(8, 52, 112, 0.72), rgba(3, 20, 51, 0.74));
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22), inset 0 0 34px rgba(0, 168, 255, 0.08);
}

.bigscreen-kpis article {
  min-height: 112px;
  padding: 14px;
}

.bigscreen-kpis span {
  display: block;
  color: #a7d8ff;
  font-weight: 800;
}

.bigscreen-kpis strong {
  display: block;
  margin: 10px 0 4px;
  color: #fff;
  font-size: clamp(24px, 2vw, 36px);
  font-variant-numeric: tabular-nums;
}

.bigscreen-kpis small {
  color: #ffca7a;
  font-weight: 800;
}

.bigscreen-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.screen-panel {
  min-height: 260px;
  padding: 16px;
  overflow: hidden;
}

.screen-panel.span-2 {
  grid-column: span 2;
}

.screen-panel.is-hidden {
  display: none;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
  color: #fff;
  font-weight: 900;
}

.panel-head span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.panel-head span::before {
  content: "";
  width: 8px;
  height: 18px;
  border-radius: 4px;
  background: linear-gradient(#00d5ff, #2577e3);
  box-shadow: 0 0 18px rgba(0, 213, 255, 0.8);
}

.trend-bars {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  align-items: end;
  gap: 12px;
  height: 210px;
}

.trend-bars article {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 8px;
  height: 100%;
}

.trend-bars article > div {
  display: flex;
  align-items: end;
  justify-content: center;
  gap: 5px;
  min-height: 0;
  padding-top: 12px;
  border-bottom: 1px solid rgba(122, 197, 255, 0.24);
}

.trend-bars i {
  display: block;
  width: 10px;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(#00d5ff, #2577e3);
  box-shadow: 0 0 18px rgba(0, 213, 255, 0.38);
}

.trend-bars i.gmv {
  background: linear-gradient(#ffca7a, #ff7a1a);
}

.trend-bars i.ai {
  background: linear-gradient(#9df5c7, #18a058);
}

.trend-bars span {
  color: #a7d8ff;
  text-align: center;
  font-size: 12px;
  font-weight: 800;
}

.screen-list,
.event-stream,
.alert-rail {
  display: grid;
  gap: 8px;
}

.screen-list article,
.event-stream article,
.alert-rail article,
.screen-empty {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  min-height: 42px;
  padding: 9px 10px;
  color: #eaf6ff;
  border: 1px solid rgba(122, 197, 255, 0.14);
  border-radius: 6px;
  background: rgba(4, 28, 66, 0.58);
}

.event-stream article,
.alert-rail article {
  grid-template-columns: 1fr;
  align-items: start;
}

.screen-list span,
.event-stream span,
.alert-rail span {
  min-width: 0;
  font-weight: 800;
}

.screen-list b {
  color: #ffca7a;
  font-size: 20px;
  font-variant-numeric: tabular-nums;
}

.event-stream p {
  margin: 2px 0 0;
  color: rgba(234, 246, 255, 0.8);
  line-height: 1.55;
}

.alert-rail article.warning {
  border-color: rgba(255, 202, 122, 0.34);
}

.alert-rail article.danger {
  border-color: rgba(229, 72, 77, 0.4);
}

.alert-rail strong {
  color: #ffca7a;
}

.bigscreen-foot {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.bigscreen-foot a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  color: #eaf6ff;
  border: 1px solid rgba(122, 197, 255, 0.24);
  border-radius: 6px;
  background: rgba(8, 52, 112, 0.58);
  font-weight: 800;
}

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

  .bigscreen-kpis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .bigscreen {
    padding: 14px;
  }

  .bigscreen-head,
  .bigscreen-grid,
  .bigscreen-kpis {
    grid-template-columns: 1fr;
  }

  .screen-panel.span-2 {
    grid-column: auto;
  }

  .bigscreen-clock {
    text-align: left;
  }
}

.report-page .page-head {
  align-items: flex-start;
}

.report-toolbar,
.report-filter-bar form {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 10px;
}

.report-toolbar select,
.report-filter-bar select,
.report-filter-bar input,
.teacher-report-form input,
.teacher-report-form textarea {
  min-height: 40px;
  padding: 0 12px;
  color: var(--ink);
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.report-filter-bar {
  padding: 16px;
  margin-bottom: 18px;
}

.report-filter-bar label {
  display: grid;
  gap: 6px;
  min-width: 150px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.weight-config-form .weight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.weight-config-form label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--text);
  font-weight: 600;
}

.trend-chart {
  width: 100%;
  max-width: 720px;
}

.marketing-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  align-items: end;
}

.marketing-form-grid .primary-btn {
  grid-column: 1 / -1;
  justify-self: start;
}

.ability-hero {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 24px;
  margin-bottom: 18px;
  background:
    linear-gradient(135deg, rgba(234, 244, 255, 0.95), rgba(255, 255, 255, 0.98)),
    radial-gradient(circle at 88% 12%, rgba(255, 122, 26, 0.18), transparent 28%);
}

.score-dial {
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border: 10px solid rgba(37, 119, 227, 0.16);
  border-top-color: var(--orange);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 16px 34px rgba(24, 82, 150, 0.14);
}

.score-dial span,
.score-dial small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.score-dial strong {
  color: var(--orange);
  font-size: 42px;
  line-height: 1;
}

.report-score-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.report-score-line span,
.status-chip,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 6px;
  background: var(--ctrip-blue-soft);
  color: var(--ctrip-blue);
  font-style: normal;
  font-weight: 800;
}

.status-chip.confirmed {
  color: var(--green);
  background: #effaf4;
}

.status-chip.draft {
  color: var(--orange);
  background: #fff4e8;
}

.report-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: 18px;
  margin-bottom: 18px;
}

.radar-panel {
  min-width: 0;
  padding: 20px;
}

.radar-chart {
  display: block;
  width: 100%;
  max-width: 620px;
  height: auto;
  margin: 0 auto;
}

.compact-radar {
  max-width: 560px;
}

.ability-stack {
  display: grid;
  gap: 18px;
}

.ability-pill {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  margin-top: 8px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8fbff;
}

.ability-pill b {
  color: var(--orange);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.ability-pill.good {
  border-color: rgba(24, 160, 88, 0.24);
  background: #f3fbf6;
}

.ability-pill.warn {
  border-color: rgba(255, 122, 26, 0.28);
  background: #fff8f0;
}

.score-breakdown,
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.score-breakdown article,
.evidence-grid article {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8fbff;
}

.score-breakdown span,
.evidence-grid span {
  display: block;
  color: var(--muted);
  font-weight: 800;
}

.score-breakdown strong,
.evidence-grid strong {
  display: block;
  margin: 6px 0;
  color: var(--ink);
  font-size: 26px;
  font-variant-numeric: tabular-nums;
}

.score-breakdown small,
.evidence-grid p {
  color: var(--muted);
  line-height: 1.6;
}

.score-breakdown article > div {
  height: 6px;
  margin-top: 10px;
  overflow: hidden;
  background: #e6eef8;
  border-radius: 6px;
}

.score-breakdown i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--ctrip-blue), var(--orange));
}

.action-log.compact article {
  grid-template-columns: 1fr;
}

.report-page .action-log article {
  grid-template-columns: 1fr;
}

.report-table {
  display: grid;
  gap: 8px;
}

.report-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.8fr 1.1fr 1fr 120px;
  gap: 12px;
  align-items: center;
  min-height: 58px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.report-row.head {
  min-height: 38px;
  color: var(--muted);
  background: #f8fbff;
  font-weight: 800;
}

.report-row small {
  display: block;
  color: var(--muted);
  margin-top: 3px;
}

@media (max-width: 1100px) {
  .report-grid,
  .ability-hero {
    grid-template-columns: 1fr;
  }

  .score-breakdown,
  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .report-row,
  .report-row.head {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .report-toolbar,
  .report-filter-bar form {
    align-items: stretch;
    flex-direction: column;
  }

  .report-filter-bar label,
  .report-toolbar select {
    width: 100%;
  }

  .score-breakdown,
  .evidence-grid,
  .report-row,
  .report-row.head {
    grid-template-columns: 1fr;
  }

  .score-dial {
    width: 132px;
    height: 132px;
  }
}

/* --- Login page (Ctrip-style training portal) --- */
.login-page {
  min-height: 100vh;
  color: #fff;
  background:
    linear-gradient(115deg, rgba(7, 20, 45, 0.78) 0%, rgba(7, 20, 45, 0.42) 42%, rgba(7, 20, 45, 0.62) 100%),
    url("https://images.unsplash.com/photo-1537996194471-e657df975ab4?auto=format&fit=crop&w=2400&q=80") center center / cover no-repeat fixed;
}

.login-topbar {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 clamp(20px, 4vw, 40px);
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid rgba(37, 119, 227, 0.08);
  box-shadow: 0 8px 24px rgba(15, 35, 70, 0.08);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--ink);
}

.login-brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #fff;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.04em;
  background: linear-gradient(145deg, #ffb400, #ff8a00);
  border-radius: 50%;
  box-shadow: 0 8px 18px rgba(255, 138, 0, 0.35);
}

.login-brand-text {
  display: grid;
  gap: 2px;
}

.login-brand-text strong {
  color: #1a2740;
  font-size: 17px;
  line-height: 1.2;
}

.login-brand-text small {
  color: #667085;
  font-size: 12px;
  letter-spacing: 0.02em;
}

.login-scene {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(380px, 460px);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
  min-height: 100vh;
  padding: 96px clamp(20px, 5vw, 64px) 48px;
}

.login-hero-copy {
  max-width: 640px;
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.login-hero-tag {
  margin: 0 0 14px;
  color: #b8dcff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.login-hero-copy h1 {
  margin: 0 0 18px;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.18;
}

.login-hero-copy p:last-child {
  margin: 0;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 16px;
  line-height: 1.85;
}

.login-panel {
  padding: 34px 32px 28px;
  background: rgba(12, 28, 54, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(18px);
}

.login-panel h2 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 28px;
  line-height: 1.2;
}

.login-panel-lead {
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  line-height: 1.7;
}

.login-flash-stack {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.login-flash {
  padding: 10px 12px;
  color: #1456bd;
  font-size: 13px;
  background: #eaf4ff;
  border: 1px solid #b8d7ff;
  border-radius: 8px;
}

.login-flash.error {
  color: #9f1239;
  background: #fff1f2;
  border-color: #fecdd3;
}

.login-form {
  display: grid;
  gap: 14px;
}

.login-form-error {
  padding: 10px 12px;
  color: #fecaca;
  font-size: 13px;
  line-height: 1.6;
  background: rgba(127, 29, 29, 0.35);
  border: 1px solid rgba(248, 113, 113, 0.45);
  border-radius: 8px;
}

.login-field {
  position: relative;
  display: block;
}

.login-field-icon {
  position: absolute;
  top: 50%;
  left: 14px;
  z-index: 1;
  display: grid;
  place-items: center;
  color: #64748b;
  transform: translateY(-50%);
  pointer-events: none;
}

.login-field-icon svg {
  width: 18px;
  height: 18px;
}

.login-field input {
  width: 100%;
  height: 48px;
  padding: 0 44px 0 44px;
  color: #172033;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  outline: none;
  box-shadow: inset 0 1px 2px rgba(15, 35, 70, 0.04);
}

.login-field input::placeholder {
  color: #94a3b8;
}

.login-field input:focus {
  border-color: #66b3ff;
  box-shadow: 0 0 0 3px rgba(37, 119, 227, 0.22);
}

.login-field.is-invalid input {
  border-color: #f87171;
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.18);
}

.login-toggle-password {
  position: absolute;
  top: 50%;
  right: 8px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #64748b;
  background: transparent;
  border: 0;
  border-radius: 6px;
  transform: translateY(-50%);
}

.login-toggle-password:hover {
  color: var(--ctrip-blue);
  background: rgba(37, 119, 227, 0.08);
}

.login-field-error {
  margin: -6px 0 0;
  color: #fecaca;
  font-size: 12px;
}

.login-submit {
  width: 100%;
  height: 48px;
  margin-top: 4px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(180deg, #2f88ff 0%, var(--ctrip-blue) 100%);
  border: 0;
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(37, 119, 227, 0.38);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.login-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(37, 119, 227, 0.45);
}

.login-demo {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.login-demo-title {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
}

.login-demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.login-demo-chip {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  color: #eaf4ff;
  text-align: left;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.login-demo-chip strong {
  color: #fff;
  font-size: 13px;
}

.login-demo-chip span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-family: Consolas, "Courier New", monospace;
}

.login-demo-chip:hover {
  background: rgba(37, 119, 227, 0.22);
  border-color: rgba(102, 179, 255, 0.45);
}

@media (max-width: 980px) {
  .login-scene {
    grid-template-columns: 1fr;
    padding-top: 88px;
  }

  .login-hero-copy {
    display: none;
  }

  .login-panel {
    width: min(460px, 100%);
    margin: 0 auto;
  }
}

@media (max-width: 560px) {
  .login-panel {
    padding: 28px 20px 22px;
  }

  .login-demo-grid {
    grid-template-columns: 1fr;
  }

  .login-brand-text strong {
    font-size: 15px;
  }
}