:root {
  --release-touch: 44px;
  --release-shadow: 0 10px 30px rgb(28 38 68 / 7%);
}

.button,
.table-action,
.icon-button,
.section-nav a,
.nav-domain summary,
.environment-panel select,
.environment-panel button,
.dialog-actions button {
  min-height: var(--release-touch);
}

.panel,
.operations-card,
.metric-card,
.table-wrap {
  border-color: rgb(31 45 73 / 9%);
  box-shadow: var(--release-shadow);
}

.topbar {
  position: relative;
}

.topbar h1 {
  letter-spacing: -0.035em;
}

.environment-panel {
  box-shadow: 0 12px 34px rgb(31 45 73 / 8%);
}

.table-wrap {
  scrollbar-color: #c8cfdd transparent;
  scrollbar-width: thin;
}

dialog {
  max-height: min(88vh, 760px);
  overflow: auto;
  overscroll-behavior: contain;
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar {
    position: relative;
    height: auto;
    box-shadow: 0 12px 30px rgb(17 25 46 / 15%);
  }

  .section-nav {
    scrollbar-color: #58627d transparent;
    scrollbar-width: thin;
  }

  .nav-domain summary {
    min-height: 58px;
  }

  .workspace {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .workspace {
    padding-right: 12px;
    padding-left: 12px;
  }

  .topbar {
    padding: 4px 2px 14px;
  }

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

  .session-summary,
  .environment-panel label {
    grid-column: 1 / -1;
  }

  .environment-panel button {
    width: 100%;
  }

  .panel {
    padding: 16px;
  }

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

  .metric-card {
    min-height: 116px;
  }

  dialog {
    width: calc(100% - 20px);
    margin: auto 10px 0;
    border-radius: 22px 22px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}