.app-shell {
  display: grid;
  grid-template-columns: 276px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px 18px;
  overflow-y: auto;
  color: #f8fbf7;
  background: var(--color-primary-dark);
  box-shadow: 2px 0 18px rgba(16, 20, 92, 0.2);
}

.brand {
  display: grid;
  gap: 6px;
  margin-bottom: 24px;
}

.brand strong {
  font-size: 21px;
  letter-spacing: 0;
}

.brand span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.tab-nav {
  display: grid;
  gap: 18px;
}

.nav-group {
  display: grid;
  gap: 6px;
}

.nav-group-label {
  padding: 0 10px 2px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 96px;
  padding: 24px 32px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 1px 8px rgba(16, 20, 92, 0.04);
}

.topbar h1 {
  font-size: 28px;
  line-height: 1.2;
}

.topbar-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--panel);
  font-size: 13px;
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
}

.screen-root {
  display: grid;
  gap: var(--space-section);
  padding: 28px 32px 48px;
}

.section-band {
  display: grid;
  gap: 16px;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.section-header h2 {
  font-size: 20px;
}

.section-header p {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.6;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

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

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

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

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

.summary-hero {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.summary-hero h2 {
  margin-bottom: 8px;
  font-size: 26px;
}

.summary-hero p {
  max-width: 860px;
  color: var(--muted);
  line-height: 1.65;
}

.summary-meta {
  display: grid;
  gap: 6px;
  min-width: 240px;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.section-card,
.chart-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.section-card {
  display: grid;
  gap: 16px;
  padding: 0 18px 18px;
}

.section-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  margin-inline: -18px;
  padding: 12px 18px;
  color: #ffffff;
  background: #2b2b2b;
}

.section-card-head h2 {
  font-size: 15px;
}

.section-card-bar {
  width: 3px;
  height: 18px;
  border-radius: 2px;
  background: var(--color-accent);
}

.section-card-sub {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.58);
  font-size: 11px;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.chart-wide {
  grid-column: 1 / -1;
}

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

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

.cause-table-wrap table {
  min-width: 1100px;
}

@media (max-width: 1180px) {
  .process-grid,
  .operation-grid,
  .kpi-grid,
  .chart-grid,
  .quality-grid,
  .month-forecast-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .chart-wide {
    grid-column: auto;
  }
}

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .topbar,
  .screen-root {
    padding-inline: 18px;
  }

  .grid-2,
  .grid-3,
  .process-grid,
  .operation-grid,
  .kpi-grid,
  .chart-grid,
  .quality-grid,
  .month-forecast-grid {
    grid-template-columns: 1fr;
  }

  .summary-hero {
    display: grid;
  }

  .summary-meta {
    text-align: left;
  }
}