.st-platform-shell {
  background: #f6f7f9;
  color: var(--st-text-primary);
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 100vh;
}

.st-platform-sidebar {
  background: #14191c;
  color: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: var(--st-space-lg);
  padding: 22px 16px;
}

.st-platform-brand {
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  gap: 12px;
  padding-bottom: var(--st-space-lg);
}

.st-platform-brand-mark {
  align-items: center;
  background: var(--st-chainsaw-orange);
  border-radius: 8px;
  color: #1a120c;
  display: inline-flex;
  flex: 0 0 auto;
  font-weight: 800;
  height: 40px;
  justify-content: center;
  width: 40px;
}

.st-platform-brand span:last-child {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.st-platform-brand small {
  color: #b7c1c8;
  font-size: 0.82rem;
}

.st-platform-nav {
  display: grid;
  gap: 8px;
}

.st-platform-nav-link {
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--st-radius-button);
  color: #d9e1e7;
  display: flex;
  gap: 10px;
  min-height: 42px;
  padding: 0 12px;
}

.st-platform-nav-link:hover,
.st-platform-nav-link.active {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.st-platform-nav-link.active {
  box-shadow: inset 3px 0 0 var(--st-chainsaw-orange);
}

.st-platform-sidebar-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-top: auto;
  padding-top: var(--st-space-md);
}

.st-platform-return-link {
  color: #d9e1e7;
  font-size: 0.9rem;
  font-weight: 700;
}

.st-platform-main {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
}

.st-platform-topbar {
  align-items: center;
  background: #fff;
  border-bottom: 1px solid var(--st-border);
  display: flex;
  gap: var(--st-space-lg);
  justify-content: space-between;
  min-height: 68px;
  padding: 0 var(--st-space-xl);
}

.st-platform-topbar strong {
  display: block;
  font-size: 1rem;
}

.st-platform-user {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--st-space-md);
  justify-content: flex-end;
  text-align: right;
}

.st-platform-user span {
  color: var(--st-text-secondary);
  font-size: 0.9rem;
}

.st-platform-content {
  margin: 0 auto;
  max-width: 1440px;
  min-width: 0;
  padding: var(--st-space-xl);
  width: 100%;
}

.st-platform-loading {
  align-items: center;
  background: #f6f7f9;
  display: flex;
  gap: var(--st-space-sm);
  justify-content: center;
  min-height: 100vh;
  padding: var(--st-space-lg);
}

.st-platform-page {
  display: grid;
  gap: var(--st-space-lg);
}

.st-platform-page-header {
  align-items: flex-end;
  display: flex;
  gap: var(--st-space-lg);
  justify-content: space-between;
}

.st-platform-page-header h1 {
  font-size: 2rem;
  letter-spacing: 0;
}

.st-platform-copy {
  color: var(--st-text-secondary);
  line-height: 1.6;
  margin-top: var(--st-space-sm);
  max-width: 78ch;
}

.st-platform-info-band {
  background: #fff;
  border: 1px solid var(--st-border-soft);
  border-left: 4px solid var(--st-chainsaw-orange);
  border-radius: var(--st-radius-card);
  display: grid;
  gap: var(--st-space-sm);
  padding: var(--st-space-md);
}

.st-platform-info-band strong {
  font-size: 0.98rem;
}

.st-platform-info-band ul {
  color: var(--st-text-secondary);
  display: grid;
  gap: 6px;
  line-height: 1.5;
  margin: 0;
  padding-left: 1.1rem;
}

.st-platform-summary-grid {
  display: grid;
  gap: var(--st-space-md);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.st-platform-summary-item,
.st-platform-surface {
  background: #fff;
  border: 1px solid var(--st-border-soft);
  border-radius: var(--st-radius-card);
  box-shadow: var(--st-shadow-sm);
}

.st-platform-summary-item {
  display: grid;
  gap: 6px;
  padding: var(--st-space-md);
}

.st-platform-summary-item strong {
  font-size: 1.25rem;
}

.st-platform-summary-item span {
  color: var(--st-text-secondary);
  font-size: 0.9rem;
}

.st-platform-surface {
  overflow: hidden;
}

.st-platform-surface-header {
  align-items: center;
  border-bottom: 1px solid var(--st-border-soft);
  display: flex;
  gap: var(--st-space-md);
  justify-content: space-between;
  padding: var(--st-space-md);
}

.st-platform-surface-header h2 {
  font-size: 1.15rem;
  letter-spacing: 0;
}

.st-platform-grid-frame {
  overflow: auto;
}

.st-platform-grid-frame .e-grid {
  border: 0;
}

.st-platform-status-badge {
  border-radius: var(--st-radius-pill);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 5px 10px;
}

.st-platform-status-badge.is-active {
  background: var(--status-success-bg);
  color: var(--status-success-text);
}

.st-platform-status-badge.is-archived {
  background: var(--status-warning-bg);
  color: var(--status-warning-text);
}

.st-platform-plan-cell {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.st-platform-plan-cell strong,
.st-platform-price-id {
  overflow-wrap: anywhere;
}

.st-platform-plan-cell span,
.st-platform-price-id {
  color: var(--st-text-secondary);
  font-size: 0.86rem;
}

.st-platform-row-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.st-platform-icon-button {
  min-width: 36px;
  padding: 0 10px;
}

.st-platform-dialog-copy {
  color: var(--st-text-secondary);
  line-height: 1.55;
  margin-bottom: var(--st-space-md);
}

.st-platform-plan-form {
  display: grid;
  gap: var(--st-space-md);
}

.st-platform-form-grid {
  display: grid;
  gap: var(--st-space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.st-platform-form-grid .is-full {
  grid-column: 1 / -1;
}

.st-platform-confirm-panel {
  background: var(--status-warning-bg);
  border-radius: var(--st-radius-card);
  color: var(--status-warning-text);
  display: grid;
  gap: var(--st-space-sm);
  margin-bottom: var(--st-space-md);
  padding: var(--st-space-md);
}

.st-platform-confirm-panel p {
  line-height: 1.5;
}

.st-platform-overview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--st-space-sm);
}

.st-platform-access-stack {
  display: grid;
  gap: var(--st-space-lg);
}

.st-environment-access-section h3 {
  font-size: 1rem;
  letter-spacing: 0;
  margin-bottom: var(--st-space-md);
}

.st-environment-access-grid,
.st-environment-access-table-grid {
  display: grid;
  gap: var(--st-space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: var(--st-space-md);
}

.st-environment-access-table-grid {
  border-top: 1px solid var(--st-border-soft);
  grid-template-columns: minmax(0, 1fr);
}

.st-environment-access-panel {
  display: grid;
  gap: var(--st-space-md);
  min-width: 0;
}

.st-environment-toggle-row {
  align-items: center;
  display: flex;
  gap: var(--st-space-md);
  justify-content: space-between;
  margin-bottom: var(--st-space-md);
}

.st-environment-toggle-row label {
  font-weight: 800;
}

.st-platform-table {
  border-collapse: collapse;
  min-width: 720px;
  width: 100%;
}

.st-platform-table th,
.st-platform-table td {
  border-bottom: 1px solid var(--st-border-soft);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

.st-platform-table th {
  color: var(--st-text-secondary);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.st-platform-table td {
  color: var(--st-text-secondary);
  font-size: 0.9rem;
}

.st-platform-table td strong,
.st-platform-table td span {
  display: block;
  overflow-wrap: anywhere;
}

.st-platform-table td strong {
  color: var(--st-text-primary);
  font-size: 0.92rem;
}

@media (max-width: 980px) {
  .st-platform-shell {
    grid-template-columns: 1fr;
  }

  .st-platform-sidebar {
    position: static;
  }

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

  .st-platform-summary-grid,
  .st-platform-form-grid,
  .st-environment-access-grid,
  .st-environment-access-table-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .st-platform-content,
  .st-platform-topbar {
    padding-left: var(--st-space-md);
    padding-right: var(--st-space-md);
  }

  .st-platform-page-header,
  .st-platform-surface-header,
  .st-platform-topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .st-platform-user {
    justify-content: flex-start;
    text-align: left;
  }
}