:root {
  color-scheme: light;
  --bg: #eaf0f5;
  --ink: #07111f;
  --muted: #566377;
  --panel: #ffffff;
  --panel-2: #f6f9fc;
  --line: #cfd9e6;
  --blue: #1858d8;
  --teal: #0e8b81;
  --amber: #a96800;
  --red: #bd3d3b;
  --green: #22845f;
  --shadow: 0 14px 30px rgba(17, 31, 49, 0.1);
  --focus: #111827;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 1180px;
  min-height: 100vh;
  color: var(--ink);
  background: linear-gradient(180deg, #f8fafc 0, var(--bg) 160px, #dbe5ee 100%);
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

button,
a {
  font: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(320px, 1fr) auto auto;
  align-items: center;
  gap: 12px;
  min-height: 84px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(248, 250, 252, 0.96);
  backdrop-filter: blur(12px);
}

.brand h1,
.panel h2,
.hero-panel h2 {
  margin: 0;
  font-weight: 900;
}

.brand h1 {
  font-size: 28px;
  line-height: 1.05;
}

.brand span,
.hero-panel p {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.eyebrow {
  margin: 0 0 4px;
  color: #647286;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.nav,
.status-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav a,
.status-strip span {
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 5px 10px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
}

.nav a {
  color: var(--blue);
}

.position-shell {
  display: grid;
  grid-template-columns: 330px minmax(620px, 1fr) 360px;
  grid-template-rows: auto minmax(620px, 1fr) auto;
  grid-template-areas:
    "hero hero hero"
    "positions plan rail"
    "statement statement statement";
  gap: 12px;
  min-height: calc(100vh - 84px);
  padding: 12px;
}

.hero-panel,
.panel,
.risk-statement {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-panel {
  grid-area: hero;
  display: grid;
  grid-template-columns: minmax(300px, 0.55fr) minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
}

.summary-board {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.summary-board div,
.metric-grid div {
  min-width: 0;
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel-2);
}

.summary-board dt,
.summary-board dd,
.metric-grid dt,
.metric-grid dd {
  margin: 0;
}

.summary-board dt,
.metric-grid dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
}

.summary-board dd,
.metric-grid dd {
  margin-top: 3px;
  color: var(--ink);
  font-size: 16px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.account-connectivity-status {
  grid-column: 1 / -1;
  border: 1px solid var(--line, #2e3d54);
  border-radius: 12px;
  padding: 14px;
  background: rgba(15, 25, 42, 0.72);
  color: #f8fafc;
}

.account-connectivity-status h2 {
  margin: 0;
}

.account-connectivity-status .eyebrow,
.account-connectivity-status p {
  color: #cbd5e1;
}

.account-connectivity-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 10px 0;
  border-top: 1px solid rgba(138, 157, 184, 0.2);
}

.account-connectivity-row:first-child {
  border-top: 0;
}

.account-connectivity-row small {
  display: block;
  margin-top: 3px;
  color: #cbd5e1;
}

.account-connectivity-state {
  color: #f0b65a;
  font-weight: 700;
}

.panel {
  min-width: 0;
  min-height: 0;
  padding: 14px;
}

.positions-panel {
  grid-area: positions;
}

.plan-panel {
  grid-area: plan;
}

.side-rail {
  grid-area: rail;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  gap: 12px;
  min-height: 0;
}

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

.position-list,
.plan-queue,
.recent-records {
  display: grid;
  gap: 10px;
  max-height: 100%;
  overflow: auto;
}

.empty-state,
.position-card,
.plan-card,
.record-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel-2);
}

.position-card h3,
.plan-card h3,
.record-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 900;
}

.plan-card {
  border-left: 5px solid var(--blue);
}

.plan-card.is-blocked {
  border-left-color: var(--red);
}

.plan-card.is-core {
  border-left-color: var(--teal);
}

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

.card-grid span,
.boundary-grid span {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 12px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.boundary-panel {
  border-left: 5px solid var(--red);
}

.records-check-panel {
  border-left: 5px solid var(--teal);
}

.records-check-panel h3 {
  margin: 12px 0 8px;
  font-size: 14px;
  font-weight: 900;
}

.review-linkage {
  display: grid;
  gap: 8px;
}

.review-preview-card {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 9px;
  background: #fff;
}

.review-preview-card strong {
  display: block;
  margin-bottom: 6px;
}

.review-preview-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.manual-steps {
  display: grid;
  gap: 7px;
  margin-top: 10px;
}

.manual-steps span {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 8px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.risk-statement {
  grid-area: statement;
  padding: 12px 14px;
  color: var(--muted);
  font-weight: 900;
  text-align: center;
}

@media (max-width: 900px) {
  body {
    min-width: 0;
  }

  .topbar,
  .position-shell,
  .hero-panel,
  .summary-board,
  .side-rail,
  .card-grid,
  .metric-grid,
  .boundary-grid {
    display: block;
    height: auto;
    min-height: 0;
  }

  .topbar > *,
  .position-shell > *,
  .hero-panel > *,
  .summary-board > *,
  .side-rail > *,
  .metric-grid > *,
  .boundary-grid > * {
    margin-bottom: 12px;
  }
}