style: unify database block gutters and content alignment

frontend/src/shell/database-management/FleetLedgerShell.css

@@ -14,7 +14,9 @@
 }
 
 .thot-fleet-ledger__workspace {
-  --fleet-summary-inset: 1.25rem;
+  --fleet-block-gutter: 1.25rem;
+  --fleet-block-padding: 1rem;
+  --fleet-summary-inset: calc(var(--fleet-block-gutter) + var(--fleet-block-padding));
   display: flex;
   flex: 1;
   flex-direction: column;
@@ -105,6 +107,11 @@
   padding-inline: var(--fleet-summary-inset);
 }
 
+.thot-fleet-ledger .thot-administration-header,
+.thot-fleet-ledger .thot-administration-toolbar {
+  padding-inline: var(--fleet-summary-inset);
+}
+
 .thot-fleet-ledger__header-status > .thot-fleet-ledger__status {
   display: block;
   padding: 0;
@@ -221,7 +228,8 @@
 .thot-fleet-ledger__kpi-section {
   display: grid;
   gap: 0.625rem;
-  padding: 0.75rem var(--fleet-summary-inset) 0;
+  margin-inline: var(--fleet-block-gutter);
+  padding: 0.75rem var(--fleet-block-padding) 0;
   border-bottom: 1px solid oklch(var(--border));
   background: oklch(var(--card));
 }
@@ -272,7 +280,8 @@
   min-height: 3rem;
   gap: 0.5rem;
   align-items: center;
-  padding: 0.5rem 1rem;
+  margin-inline: var(--fleet-block-gutter);
+  padding: 0.5rem var(--fleet-block-padding);
   border-bottom: 1px solid oklch(var(--border));
   background: oklch(var(--card));
 }
@@ -456,7 +465,7 @@
   min-width: 0;
   min-height: 18rem;
   margin-block-end: 30px;
-  margin-inline-start: 20px;
+  margin-inline: var(--fleet-block-gutter);
   overflow: hidden;
   border-inline-end: 1px solid oklch(var(--border));
   background: oklch(var(--card));
@@ -616,6 +625,10 @@
   background: oklch(var(--muted) / 0.32);
 }
 
+.thot-fleet-ledger .thot-fleet-grid-toolbar {
+  padding-inline: var(--fleet-block-padding);
+}
+
 @media (min-width: 48rem) {
   .thot-fleet-grid-toolbar > .thot-fleet-action-selector {
     flex: 0 0 auto;
@@ -813,9 +826,6 @@
 }
 
 @media (min-width: 64rem) {
-  .thot-fleet-ledger__workspace {
-    --fleet-summary-inset: 1.5rem;
-  }
   .thot-fleet-ledger__header {
     padding-inline: 1.5rem;
   }
@@ -826,7 +836,6 @@
     padding-inline: 1.5rem;
   }
 
-  .thot-fleet-ledger__navigation,
   .thot-fleet-ledger__command-bar {
     padding-inline: 1.25rem;
   }