.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 52px;
  align-items: center;
  padding: 64px 0 34px;
}

.nav {
  position: sticky;
  top: 14px;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, .88);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 42px rgba(27, 31, 42, .08);
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 820;
}

.dashboard {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.panel {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(27, 31, 42, .06);
}

.plot {
  width: 100%;
  height: 360px;
}

.metric-grid,
.snapshot-grid,
.problem-grid,
.score-grid,
.layer-grid,
.timeline-grid {
  display: grid;
  gap: 14px;
}

.metric-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.snapshot-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.problem-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.score-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.layer-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 16px; }
.timeline-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.sample-board {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  overflow: hidden;
  box-shadow: 0 14px 36px rgba(27, 31, 42, .08);
}

.sample-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 16px;
}