diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 25b887f..044e3d6 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -300,7 +300,7 @@ onUnmounted(() => {
 .shortcuts-overlay {
   position: fixed;
   inset: 0;
-  background: var(--color-overlay, rgba(0, 0, 0, 0.45));
+  background: var(--color-overlay);
   z-index: 9000;
   display: flex;
   align-items: center;
@@ -309,8 +309,8 @@ onUnmounted(() => {
 .shortcuts-panel {
   background: var(--color-bg-card);
   border: 1px solid var(--color-border);
-  border-radius: var(--radius-md, 8px);
-  box-shadow: 0 8px 32px var(--color-shadow, rgba(0,0,0,0.2));
+  border-radius: var(--radius-md);
+  box-shadow: 0 8px 32px var(--color-shadow);
   width: min(420px, 92vw);
   overflow: hidden;
 }
diff --git a/frontend/src/assets/editor-shared.css b/frontend/src/assets/editor-shared.css
index eaecc14..fa0af46 100644
--- a/frontend/src/assets/editor-shared.css
+++ b/frontend/src/assets/editor-shared.css
@@ -98,8 +98,8 @@
   color: var(--fs-text-on-action);
 }
 .tag-pill.applied {
-  background: var(--color-success, #2ecc71);
-  border-color: var(--color-success, #2ecc71);
+  background: var(--color-success);
+  border-color: var(--color-success);
   color: var(--fs-text-on-action);
   cursor: default;
 }
diff --git a/frontend/src/assets/prose.css b/frontend/src/assets/prose.css
index b3cf455..6056d48 100644
--- a/frontend/src/assets/prose.css
+++ b/frontend/src/assets/prose.css
@@ -219,7 +219,7 @@
 }
 
 .tiptap-editor .ProseMirror p.is-editor-empty:first-child::before {
-  color: var(--color-text-muted, var(--color-text-secondary));
+  color: var(--color-text-muted);
   content: attr(data-placeholder);
   float: left;
   height: 0;
@@ -234,5 +234,5 @@
 }
 
 .tiptap-wrapper:focus-within {
-  box-shadow: var(--focus-ring, 0 0 0 2px var(--color-primary));
+  box-shadow: var(--focus-ring);
 }
diff --git a/frontend/src/components/DiffView.vue b/frontend/src/components/DiffView.vue
index 95531c0..01fb67f 100644
--- a/frontend/src/components/DiffView.vue
+++ b/frontend/src/components/DiffView.vue
@@ -110,8 +110,8 @@ function markerFor(type: DiffLine['type']): string {
   font-weight: 600;
 }
 
-.diff-summary-ins { color: var(--color-success, #2ecc71); }
-.diff-summary-del { color: var(--color-danger, #e74c3c); }
+.diff-summary-ins { color: var(--color-success); }
+.diff-summary-del { color: var(--color-danger); }
 
 .diff-scroll {
   flex: 1;
@@ -136,13 +136,13 @@ function markerFor(type: DiffLine['type']): string {
 }
 
 .diff-delete {
-  background: color-mix(in srgb, var(--color-danger, #e74c3c) 12%, transparent);
-  color: var(--color-danger, #e74c3c);
+  background: color-mix(in srgb, var(--color-danger) 12%, transparent);
+  color: var(--color-danger);
 }
 
 .diff-insert {
-  background: color-mix(in srgb, var(--color-success, #2ecc71) 12%, transparent);
-  color: var(--color-success, #2ecc71);
+  background: color-mix(in srgb, var(--color-success) 12%, transparent);
+  color: var(--color-success);
 }
 
 .diff-equal {
diff --git a/frontend/src/components/HistoryPanel.vue b/frontend/src/components/HistoryPanel.vue
index a4ddd89..4b2211f 100644
--- a/frontend/src/components/HistoryPanel.vue
+++ b/frontend/src/components/HistoryPanel.vue
@@ -403,12 +403,12 @@ onMounted(loadVersions);
   font-size: 0.85em;
   line-height: 1;
 }
-.pin-badge-manual { color: var(--color-primary, #6366f1); }
-.pin-badge-auto { color: var(--color-text-muted, rgba(255, 255, 255, 0.5)); }
+.pin-badge-manual { color: var(--color-primary); }
+.pin-badge-auto { color: var(--color-text-muted); }
 
 .history-item-label {
   font-size: 0.72rem;
-  color: var(--color-primary, #6366f1);
+  color: var(--color-primary);
   font-style: italic;
   margin-top: 0.15rem;
   overflow: hidden;
@@ -430,7 +430,7 @@ onMounted(loadVersions);
 }
 .pin-state {
   font-style: italic;
-  color: var(--color-text-muted, rgba(255, 255, 255, 0.6));
+  color: var(--color-text-muted);
   flex: 1;
   min-width: 0;
   overflow: hidden;
@@ -442,13 +442,13 @@ onMounted(loadVersions);
   font-size: 0.78rem;
   background: transparent;
   color: inherit;
-  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
+  border: 1px solid var(--color-border);
   border-radius: 999px;
   cursor: pointer;
 }
 .btn-pin:hover:not(:disabled), .btn-pin-edit:hover:not(:disabled) {
   background: rgba(99, 102, 241, 0.12);
-  border-color: var(--color-primary, #6366f1);
+  border-color: var(--color-primary);
 }
 .btn-unpin:hover:not(:disabled) {
   background: rgba(239, 68, 68, 0.10);
@@ -463,27 +463,27 @@ onMounted(loadVersions);
   flex: 1;
   padding: 0.3rem 0.5rem;
   font-size: 0.85rem;
-  background: var(--color-input-bg, rgba(255, 255, 255, 0.03));
-  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
-  border-radius: var(--radius-sm, 4px);
+  background: var(--color-input-bg);
+  border: 1px solid var(--color-border);
+  border-radius: var(--radius-sm);
   color: inherit;
 }
 .pin-label-input:focus {
   outline: none;
-  border-color: var(--color-primary, #6366f1);
+  border-color: var(--color-primary);
 }
 .btn-pin-save, .btn-pin-cancel {
   padding: 0.3rem 0.7rem;
   font-size: 0.78rem;
   background: transparent;
   color: inherit;
-  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
-  border-radius: var(--radius-sm, 4px);
+  border: 1px solid var(--color-border);
+  border-radius: var(--radius-sm);
   cursor: pointer;
 }
 .btn-pin-save:hover:not(:disabled) {
   background: rgba(99, 102, 241, 0.12);
-  border-color: var(--color-primary, #6366f1);
+  border-color: var(--color-primary);
 }
 .btn-pin-save:disabled, .btn-pin-cancel:disabled,
 .btn-pin:disabled, .btn-pin-edit:disabled, .btn-unpin:disabled {
diff --git a/frontend/src/components/InlineAssistPanel.vue b/frontend/src/components/InlineAssistPanel.vue
index f43dceb..741a5e0 100644
--- a/frontend/src/components/InlineAssistPanel.vue
+++ b/frontend/src/components/InlineAssistPanel.vue
@@ -135,8 +135,8 @@ const markers: Record<DiffLine["type"], string> = {
   flex-shrink: 0;
 }
 .iap-btn-cancel:hover {
-  border-color: var(--color-danger, #e74c3c);
-  color: var(--color-danger, #e74c3c);
+  border-color: var(--color-danger);
+  color: var(--color-danger);
 }
 
 .iap-stream-preview {
@@ -191,19 +191,19 @@ const markers: Record<DiffLine["type"], string> = {
   font-weight: var(--fs-weight-medium);
 }
 .iap-btn-accept {
-  background: var(--color-success, #22c55e);
+  background: var(--color-success);
   color: var(--fs-text-on-action);
 }
 .iap-btn-accept:hover { opacity: 0.85; }
 
 .iap-btn-reject {
-  background: var(--color-bg-card, var(--color-bg));
+  background: var(--color-bg-card);
   color: var(--color-text-secondary);
   border: 1px solid var(--color-border);
 }
 .iap-btn-reject:hover {
-  border-color: var(--color-danger, #e74c3c);
-  color: var(--color-danger, #e74c3c);
+  border-color: var(--color-danger);
+  color: var(--color-danger);
 }
 
 /* ── Diff ── */
@@ -226,12 +226,12 @@ const markers: Record<DiffLine["type"], string> = {
 
 .iap-diff-equal  { color: var(--color-text-muted); }
 .iap-diff-delete {
-  background: color-mix(in srgb, var(--color-danger, #e74c3c) 10%, transparent);
-  color: var(--color-danger, #e74c3c);
+  background: color-mix(in srgb, var(--color-danger) 10%, transparent);
+  color: var(--color-danger);
 }
 .iap-diff-insert {
-  background: color-mix(in srgb, var(--color-success, #22c55e) 10%, transparent);
-  color: var(--color-success, #22c55e);
+  background: color-mix(in srgb, var(--color-success) 10%, transparent);
+  color: var(--color-success);
 }
 
 .iap-diff-marker {
diff --git a/frontend/src/components/NotificationBell.vue b/frontend/src/components/NotificationBell.vue
index d24c659..d3318d5 100644
--- a/frontend/src/components/NotificationBell.vue
+++ b/frontend/src/components/NotificationBell.vue
@@ -81,7 +81,7 @@ onUnmounted(() => {
   position: absolute;
   top: -5px;
   right: -5px;
-  background: var(--color-danger, #ef4444);
+  background: var(--color-danger);
   color: var(--fs-text-on-action);
   font-size: 0.6rem;
   font-weight: 700;
diff --git a/frontend/src/components/RecurrenceEditor.vue b/frontend/src/components/RecurrenceEditor.vue
index 092426f..865e054 100644
--- a/frontend/src/components/RecurrenceEditor.vue
+++ b/frontend/src/components/RecurrenceEditor.vue
@@ -159,7 +159,7 @@ const calendarDayMax = computed(() =>
 .rec-num-input {
   width: 4rem;
   padding: 0.25rem 0.4rem;
-  border: 1px solid var(--color-input-border, var(--color-border));
+  border: 1px solid var(--color-input-border);
   border-radius: var(--radius-sm);
   background: var(--color-bg);
   color: var(--color-text);
diff --git a/frontend/src/components/SystemsSection.vue b/frontend/src/components/SystemsSection.vue
index 1564790..b7b963d 100644
--- a/frontend/src/components/SystemsSection.vue
+++ b/frontend/src/components/SystemsSection.vue
@@ -445,7 +445,7 @@ async function confirmDelete() {
 }
 .action-btn:hover { background: var(--color-bg-secondary); color: var(--color-text); }
 .action-btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 1px; opacity: 1; }
-.action-delete:hover { color: var(--color-danger, #e74c3c); }
+.action-delete:hover { color: var(--color-danger); }
 
 /* ── Empty ────────────────────────────────────────────────────── */
 .systems-empty {
@@ -483,7 +483,7 @@ async function confirmDelete() {
 /* ── Modal ────────────────────────────────────────────────────── */
 .modal-overlay {
   position: fixed; inset: 0;
-  background: var(--color-overlay, rgba(0,0,0,0.45));
+  background: var(--color-overlay);
   display: flex; align-items: center; justify-content: center;
   z-index: 200;
 }
diff --git a/frontend/src/components/TagInput.vue b/frontend/src/components/TagInput.vue
index 7fc8a1f..833f4e4 100644
--- a/frontend/src/components/TagInput.vue
+++ b/frontend/src/components/TagInput.vue
@@ -222,7 +222,7 @@ function focusInput() {
 }
 .tag-autocomplete-item:hover,
 .tag-autocomplete-item.selected {
-  background: var(--color-bg-hover, color-mix(in srgb, var(--color-primary) 8%, transparent));
+  background: var(--color-bg-hover);
   color: var(--color-primary);
 }
 </style>
diff --git a/frontend/src/components/TaskCard.vue b/frontend/src/components/TaskCard.vue
index d933760..9bb9179 100644
--- a/frontend/src/components/TaskCard.vue
+++ b/frontend/src/components/TaskCard.vue
@@ -144,19 +144,19 @@ function isOverdue(): boolean {
   opacity: 0.8;
 }
 .dot-todo {
-  background: var(--color-status-todo, #94a3b8);
-  border: 2px solid var(--color-status-todo, #94a3b8);
+  background: var(--color-status-todo);
+  border: 2px solid var(--color-status-todo);
   background: transparent;
   border: 2px solid var(--color-text-muted);
 }
 .dot-in-progress {
-  background: var(--color-status-in-progress, #3b82f6);
+  background: var(--color-status-in-progress);
 }
 .dot-done {
-  background: var(--color-status-done, #22c55e);
+  background: var(--color-status-done);
 }
 .dot-cancelled {
-  background: var(--color-status-cancelled, #6b7280);
+  background: var(--color-status-cancelled);
 }
 
 .task-title-compact {
@@ -190,7 +190,7 @@ function isOverdue(): boolean {
   flex-shrink: 0;
 }
 .due-compact.overdue {
-  color: var(--color-danger, #e74c3c);
+  color: var(--color-danger);
   font-weight: 600;
 }
 /* Full layout */
diff --git a/frontend/src/components/WorkspaceNoteEditor.vue b/frontend/src/components/WorkspaceNoteEditor.vue
index f44855f..83fe67f 100644
--- a/frontend/src/components/WorkspaceNoteEditor.vue
+++ b/frontend/src/components/WorkspaceNoteEditor.vue
@@ -463,7 +463,7 @@ defineExpose({ reload: loadProjectNotes });
   display: flex;
   flex-direction: column;
   overflow: hidden;
-  background: var(--color-bg-card, var(--color-bg-secondary));
+  background: var(--color-bg-card);
 }
 
 .rail-header {
diff --git a/frontend/src/components/WorkspaceTaskPanel.vue b/frontend/src/components/WorkspaceTaskPanel.vue
index 4f6d305..bc32830 100644
--- a/frontend/src/components/WorkspaceTaskPanel.vue
+++ b/frontend/src/components/WorkspaceTaskPanel.vue
@@ -387,7 +387,7 @@ defineExpose({ reload: loadAll });
 
 .task-add-input {
   flex: 1;
-  background: var(--color-input-bg, var(--color-bg));
+  background: var(--color-input-bg);
   border: 1px solid var(--color-border);
   border-radius: 5px;
   padding: 0.28rem 0.5rem;
@@ -413,7 +413,7 @@ defineExpose({ reload: loadAll });
   gap: 0.4rem;
   width: 100%;
   padding: 0.4rem 0.65rem;
-  background: var(--color-surface-raised, color-mix(in srgb, var(--color-surface) 92%, var(--color-text)));
+  background: var(--color-surface-raised);
   border: none;
   cursor: pointer;
   text-align: left;
@@ -433,7 +433,7 @@ defineExpose({ reload: loadAll });
   text-transform: capitalize;
 }
 .ms-status-active { background: color-mix(in srgb, var(--color-primary) 15%, transparent); color: var(--color-primary); }
-.ms-status-completed { background: color-mix(in srgb, var(--color-success, #27ae60) 15%, transparent); color: var(--color-success, #27ae60); }
+.ms-status-completed { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); }
 
 .task-items {
   list-style: none;
@@ -466,7 +466,7 @@ defineExpose({ reload: loadAll });
   justify-content: center;
 }
 .status-dot.status-in_progress { border-color: var(--color-primary); color: var(--color-primary); }
-.status-dot.status-done { border-color: var(--color-success, #27ae60); color: var(--color-success, #27ae60); }
+.status-dot.status-done { border-color: var(--color-success); color: var(--color-success); }
 
 .task-title {
   flex: 1;
@@ -522,7 +522,7 @@ defineExpose({ reload: loadAll });
   margin-left: auto;
 }
 .status-badge.status-in_progress { border-color: var(--color-primary); color: var(--color-primary); background: color-mix(in srgb, var(--color-primary) 10%, transparent); }
-.status-badge.status-done { border-color: var(--color-success, #27ae60); color: var(--color-success, #27ae60); background: color-mix(in srgb, var(--color-success, #27ae60) 10%, transparent); }
+.status-badge.status-done { border-color: var(--color-success); color: var(--color-success); background: color-mix(in srgb, var(--color-success) 10%, transparent); }
 
 .btn-edit-task { margin-left: 0.25rem; }
 .btn-edit-task:hover { text-decoration: underline; }
@@ -614,7 +614,7 @@ defineExpose({ reload: loadAll });
   flex-shrink: 0;
 }
 .task-due.overdue {
-  color: var(--color-danger, #e74c3c);
+  color: var(--color-danger);
   font-weight: 500;
 }
 
diff --git a/frontend/src/components/rules/PlanRulesPanel.vue b/frontend/src/components/rules/PlanRulesPanel.vue
index 4cab350..1796b87 100644
--- a/frontend/src/components/rules/PlanRulesPanel.vue
+++ b/frontend/src/components/rules/PlanRulesPanel.vue
@@ -46,7 +46,7 @@ watch(() => props.projectId, load);
 <style scoped>
 .plan-rules {
   margin-top: 1.5rem;
-  border-top: 1px solid var(--color-border, #2a2a2e);
+  border-top: 1px solid var(--color-border);
   padding-top: 1rem;
 }
 .plan-rules h3 {
@@ -60,7 +60,7 @@ watch(() => props.projectId, load);
 }
 .plan-rules ul {
   list-style: none; padding-left: 0.75rem; margin: 0.25rem 0;
-  border-left: 2px solid var(--color-primary, #6366f1);
+  border-left: 2px solid var(--color-primary);
 }
 .plan-rules li { margin: 0.35rem 0; font-size: 0.92em; }
 .truncated { opacity: 0.7; font-style: italic; font-size: 0.85em; }
diff --git a/frontend/src/components/rules/ProjectRulesTab.vue b/frontend/src/components/rules/ProjectRulesTab.vue
index 424b390..ad7040e 100644
--- a/frontend/src/components/rules/ProjectRulesTab.vue
+++ b/frontend/src/components/rules/ProjectRulesTab.vue
@@ -329,7 +329,7 @@ h3 {
 .chips { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
 .chip {
   display: inline-flex; align-items: center; gap: 0.25rem;
-  background: var(--color-primary-bg, rgba(99,102,241,0.15));
+  background: var(--color-primary-bg);
   padding: 0.25rem 0.5rem; border-radius: 999px;
 }
 .chip a { cursor: pointer; }
@@ -337,13 +337,13 @@ h3 {
 .chip-remove:hover { opacity: 1; }
 .add {
   background: none;
-  border: 1px dashed var(--color-border, #2a2a2e);
+  border: 1px dashed var(--color-border);
   padding: 0.25rem 0.75rem; border-radius: 999px; cursor: pointer;
   color: inherit;
 }
 select {
-  background: var(--color-bg, #111113); color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-bg); color: inherit;
+  border: 1px solid var(--color-border); border-radius: 6px;
   padding: 0.25rem 0.5rem;
 }
 .applicable { margin-top: 2rem; }
@@ -355,7 +355,7 @@ select {
 }
 ul { list-style: none; padding: 0; margin: 0; }
 .rule {
-  border-left: 2px solid var(--color-primary, #6366f1);
+  border-left: 2px solid var(--color-primary);
   padding-left: 0.75rem; margin: 0.5rem 0;
 }
 .rule-head { cursor: pointer; }
@@ -363,12 +363,12 @@ ul { list-style: none; padding: 0; margin: 0; }
 .rule-statement { display: block; opacity: 0.85; margin-top: 0.25rem; }
 .rule-detail {
   margin-top: 0.5rem; padding: 0.5rem;
-  background: var(--color-bg, #111113); border-radius: 6px;
+  background: var(--color-bg); border-radius: 6px;
 }
 .rule-detail > div { margin-bottom: 0.5rem; }
 .edit-link {
   background: none; border: none; cursor: pointer;
-  color: var(--color-primary, #6366f1); padding: 0.5rem 0 0 0;
+  color: var(--color-primary); padding: 0.5rem 0 0 0;
 }
 .empty, .truncated { opacity: 0.7; font-style: italic; }
 .empty a { cursor: pointer; text-decoration: underline; }
@@ -377,18 +377,18 @@ ul { list-style: none; padding: 0; margin: 0; }
 .new-rule-form {
   display: flex; flex-direction: column; gap: 0.5rem;
   padding: 0.75rem; margin: 0.5rem 0;
-  background: var(--color-bg, #111113);
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-bg);
+  border: 1px solid var(--color-border); border-radius: 6px;
 }
 .new-rule-form input, .new-rule-form textarea {
-  background: var(--color-surface, #18181b); color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-surface); color: inherit;
+  border: 1px solid var(--color-border); border-radius: 6px;
   padding: 0.5rem; font: inherit; resize: vertical;
 }
 .rule-list { margin-top: 0.5rem; }
 .delete-link {
   background: none; border: none; cursor: pointer;
-  color: var(--color-destructive, #b85a4a); padding: 0.5rem 0 0 0;
+  color: var(--color-destructive); padding: 0.5rem 0 0 0;
 }
 /* Per-rule / per-topic suppress affordance — quiet by default, reveal on hover */
 .topic-group h5 {
@@ -400,14 +400,14 @@ ul { list-style: none; padding: 0; margin: 0; }
 .rule-head-text { flex: 1; cursor: pointer; }
 .skip-btn {
   background: none; border: none; cursor: pointer;
-  color: var(--color-muted, #888); font-size: 0.75rem;
+  color: var(--color-muted); font-size: 0.75rem;
   padding: 0.1rem 0.4rem; opacity: 0; transition: opacity 0.15s;
   white-space: nowrap;
 }
 .topic-group h5:hover .skip-btn,
 .rule:hover .skip-btn,
 .skip-btn:focus { opacity: 1; }
-.skip-btn:hover { color: var(--color-destructive, #b85a4a); }
+.skip-btn:hover { color: var(--color-destructive); }
 /* Suppressed section */
 .suppressed { margin-top: 1.5rem; }
 .suppressed-toggle {
@@ -426,13 +426,13 @@ ul { list-style: none; padding: 0; margin: 0; }
 .suppressed-kind {
   font-size: 0.7em; text-transform: uppercase; letter-spacing: 0.05em;
   padding: 0.1rem 0.4rem; border-radius: 3px;
-  background: var(--color-bg, #111113);
-  border: 1px solid var(--color-border, #2a2a2e);
+  background: var(--color-bg);
+  border: 1px solid var(--color-border);
 }
 .suppressed-path { flex: 1; }
 .reenable-btn {
   background: none; border: none; cursor: pointer;
-  color: var(--color-primary, #6366f1); font-size: 0.85em;
+  color: var(--color-primary); font-size: 0.85em;
 }
 .reenable-btn:hover { text-decoration: underline; }
 </style>
diff --git a/frontend/src/components/rules/RuleEditorSlideOver.vue b/frontend/src/components/rules/RuleEditorSlideOver.vue
index 72e1c6c..fee2105 100644
--- a/frontend/src/components/rules/RuleEditorSlideOver.vue
+++ b/frontend/src/components/rules/RuleEditorSlideOver.vue
@@ -98,8 +98,8 @@ watch(() => props.ruleId, load);
 .slide-over {
   position: fixed; top: 0; right: 0; bottom: 0;
   width: min(520px, 90vw);
-  background: var(--color-surface, #18181b);
-  border-left: 2px solid var(--color-primary, #6366f1);
+  background: var(--color-surface);
+  border-left: 2px solid var(--color-primary);
   padding: 1.5rem;
   overflow-y: auto;
   box-shadow: -8px 0 32px rgba(0, 0, 0, 0.3);
@@ -110,11 +110,11 @@ header h2 {
   font-family: Fraunces, serif; font-style: italic;
 }
 label { display: block; margin-bottom: 1rem; }
-.required { color: var(--color-primary, #6366f1); }
+.required { color: var(--color-primary); }
 input, textarea {
   width: 100%; margin-top: 0.25rem;
-  background: var(--color-bg, #111113); color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-bg); color: inherit;
+  border: 1px solid var(--color-border); border-radius: 6px;
   padding: 0.5rem; font: inherit;
   font-family: inherit;
 }
diff --git a/frontend/src/components/rules/RuleListPane.vue b/frontend/src/components/rules/RuleListPane.vue
index 65ecac4..b33bd6a 100644
--- a/frontend/src/components/rules/RuleListPane.vue
+++ b/frontend/src/components/rules/RuleListPane.vue
@@ -22,18 +22,18 @@ const emit = defineEmits<{
 </template>
 
 <style scoped>
-.pane { background: var(--color-surface, #18181b); padding: 1rem; overflow-y: auto; }
+.pane { background: var(--color-surface); padding: 1rem; overflow-y: auto; }
 header h2 { font-family: Fraunces, serif; font-style: italic; margin: 0 0 0.5rem 0; }
 ul { list-style: none; padding: 0; margin: 1rem 0; }
 li {
   padding: 0.75rem;
   cursor: pointer;
   border-radius: 6px;
-  border-left: 2px solid var(--color-primary, #6366f1);
+  border-left: 2px solid var(--color-primary);
   margin-bottom: 0.5rem;
   background: rgba(255, 255, 255, 0.02);
 }
-li:hover { background: var(--color-hover, rgba(255,255,255,0.05)); }
+li:hover { background: var(--color-hover); }
 .title { font-family: Fraunces, serif; font-style: italic; font-size: 1.05em; }
 .statement { font-size: 0.9em; opacity: 0.8; margin-top: 0.25rem; }
 .new-rule { cursor: pointer; }
diff --git a/frontend/src/components/rules/RulebookDetailPane.vue b/frontend/src/components/rules/RulebookDetailPane.vue
index ab69d29..fecf4e4 100644
--- a/frontend/src/components/rules/RulebookDetailPane.vue
+++ b/frontend/src/components/rules/RulebookDetailPane.vue
@@ -122,7 +122,7 @@ watch(() => props.rulebookId, () => {/* re-render of isSubscribed from existing
 </template>
 
 <style scoped>
-.pane { background: var(--color-surface, #18181b); padding: 1rem; overflow-y: auto; }
+.pane { background: var(--color-surface); padding: 1rem; overflow-y: auto; }
 header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
 header h2 { font-family: Fraunces, serif; font-style: italic; margin: 0 0 0.5rem 0; }
 .always-on-toggle {
@@ -133,18 +133,18 @@ header h2 { font-family: Fraunces, serif; font-style: italic; margin: 0 0 0.5rem
 .always-on-toggle input { cursor: pointer; }
 ul { list-style: none; padding: 0; margin: 1rem 0; }
 li { padding: 0.5rem; cursor: pointer; border-radius: 6px; }
-li.active { background: var(--color-primary-bg, rgba(99,102,241,0.15)); }
-li:hover { background: var(--color-hover, rgba(255,255,255,0.05)); }
+li.active { background: var(--color-primary-bg); }
+li:hover { background: var(--color-hover); }
 .new-topic input {
   width: 100%; margin-bottom: 0.5rem;
-  background: var(--color-bg, #111113); color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-bg); color: inherit;
+  border: 1px solid var(--color-border); border-radius: 6px;
   padding: 0.5rem;
 }
 .form-buttons { display: flex; gap: 0.5rem; }
 .subscriptions {
   margin-top: 2rem;
-  border-top: 1px solid var(--color-border, #2a2a2e);
+  border-top: 1px solid var(--color-border);
   padding-top: 1rem;
 }
 .subscriptions h3 { font-size: 0.9em; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.05em; }
diff --git a/frontend/src/components/rules/RulebookListPane.vue b/frontend/src/components/rules/RulebookListPane.vue
index 09e4f7e..ce34857 100644
--- a/frontend/src/components/rules/RulebookListPane.vue
+++ b/frontend/src/components/rules/RulebookListPane.vue
@@ -48,27 +48,27 @@ async function submitNew() {
 </template>
 
 <style scoped>
-.pane { background: var(--color-surface, #18181b); padding: 1rem; overflow-y: auto; }
+.pane { background: var(--color-surface); padding: 1rem; overflow-y: auto; }
 header h2 { font-family: Fraunces, serif; font-style: italic; margin: 0 0 0.5rem 0; }
 ul { list-style: none; padding: 0; margin: 1rem 0; }
 li { padding: 0.5rem; cursor: pointer; border-radius: 6px; display: flex; align-items: center; gap: 0.5rem; }
-li.active { background: var(--color-primary-bg, rgba(99,102,241,0.15)); }
-li:hover { background: var(--color-hover, rgba(255,255,255,0.05)); }
+li.active { background: var(--color-primary-bg); }
+li:hover { background: var(--color-hover); }
 .always-on-badge {
   font-size: 0.7rem;
   text-transform: uppercase;
   letter-spacing: 0.05em;
   padding: 0.1rem 0.4rem;
   border-radius: 3px;
-  background: var(--color-accent, rgba(91,74,138,0.25));
-  color: var(--color-accent-fg, inherit);
+  background: var(--color-accent);
+  color: var(--color-accent-fg);
   margin-left: auto;
 }
 .new-rulebook { margin-top: 1rem; }
 .new-rulebook input {
   width: 100%; margin-bottom: 0.5rem;
-  background: var(--color-bg, #111113); color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e); border-radius: 6px;
+  background: var(--color-bg); color: inherit;
+  border: 1px solid var(--color-border); border-radius: 6px;
   padding: 0.5rem;
 }
 .form-buttons { display: flex; gap: 0.5rem; }
diff --git a/frontend/src/views/GraphView.vue b/frontend/src/views/GraphView.vue
index 9d8508f..273fa49 100644
--- a/frontend/src/views/GraphView.vue
+++ b/frontend/src/views/GraphView.vue
@@ -600,7 +600,7 @@ onUnmounted(() => {
 .graph-page {
   display: flex;
   flex-direction: column;
-  height: calc(100vh - var(--header-height, 52px));
+  height: calc(100vh - var(--header-height));
   overflow: hidden;
 }
 
@@ -750,7 +750,7 @@ onUnmounted(() => {
   background: var(--color-bg-card);
   border: 1px solid var(--color-border);
   border-radius: var(--radius-md);
-  box-shadow: 0 4px 16px var(--color-shadow, rgba(0, 0, 0, 0.15));
+  box-shadow: 0 4px 16px var(--color-shadow);
   padding: 0.5rem 0.75rem;
   pointer-events: none;
   z-index: 10;
diff --git a/frontend/src/views/KnowledgeView.vue b/frontend/src/views/KnowledgeView.vue
index 6d01bc4..550bb16 100644
--- a/frontend/src/views/KnowledgeView.vue
+++ b/frontend/src/views/KnowledgeView.vue
@@ -490,7 +490,7 @@ onUnmounted(() => {
 .knowledge-root {
   display: flex;
   flex-direction: column;
-  height: calc(100vh - var(--header-height, 56px));
+  height: calc(100vh - var(--header-height));
   overflow: hidden;
 }
 
@@ -502,7 +502,7 @@ onUnmounted(() => {
   gap: 12px;
   padding: 8px 20px;
   background: var(--color-bg-secondary);
-  border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.06));
+  border-bottom: 1px solid var(--color-border);
   flex-shrink: 0;
   font-size: 0.82rem;
   flex-wrap: wrap;
@@ -539,7 +539,7 @@ onUnmounted(() => {
   width: var(--sidebar-width);
   flex-shrink: 0;
   padding: 16px 12px;
-  border-right: 1px solid var(--color-border, rgba(255,255,255,0.06));
+  border-right: 1px solid var(--color-border);
   overflow-y: auto;
   background: var(--color-bg-secondary);
 }
@@ -683,7 +683,7 @@ onUnmounted(() => {
   gap: 10px;
   padding: 12px 20px;
   flex-shrink: 0;
-  border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.06));
+  border-bottom: 1px solid var(--color-border);
 }
 .search-wrap {
   flex: 1;
@@ -701,8 +701,8 @@ onUnmounted(() => {
   width: 100%;
   padding: 7px 12px 7px 32px;
   border-radius: 8px;
-  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
-  background: var(--color-bg-tertiary, rgba(255,255,255,0.04));
+  border: 1px solid var(--color-border);
+  background: var(--color-bg-tertiary);
   color: var(--color-text);
   font-size: 0.88rem;
   outline: none;
@@ -712,8 +712,8 @@ onUnmounted(() => {
 .sort-select {
   padding: 7px 10px;
   border-radius: 8px;
-  border: 1px solid var(--color-border, rgba(255,255,255,0.1));
-  background: var(--color-bg-tertiary, rgba(255,255,255,0.04));
+  border: 1px solid var(--color-border);
+  background: var(--color-bg-tertiary);
   color: var(--color-text);
   font-size: 0.85rem;
   cursor: pointer;
@@ -735,9 +735,9 @@ onUnmounted(() => {
 
 .k-card {
   position: relative;
-  background: var(--color-surface, rgba(255,255,255,0.03));
-  border: 1px solid var(--color-border, rgba(255,255,255,0.07));
-  border-radius: var(--radius-lg, 14px);
+  background: var(--color-surface);
+  border: 1px solid var(--color-border);
+  border-radius: var(--radius-lg);
   padding: 14px;
   cursor: pointer;
   transition: border-color 0.15s, transform 0.12s, box-shadow 0.15s;
@@ -917,7 +917,7 @@ onUnmounted(() => {
 .graph-panel {
   width: 500px;
   flex-shrink: 0;
-  border-left: 1px solid var(--color-border, rgba(255,255,255,0.06));
+  border-left: 1px solid var(--color-border);
   display: flex;
   flex-direction: column;
   background: var(--color-bg-secondary);
@@ -933,7 +933,7 @@ onUnmounted(() => {
   padding: 10px 14px;
   font-size: 0.85rem;
   font-weight: 500;
-  border-bottom: 1px solid var(--color-border, rgba(255,255,255,0.06));
+  border-bottom: 1px solid var(--color-border);
   flex-shrink: 0;
 }
 /* Override GraphView's 100vh height so it fills the panel instead */
diff --git a/frontend/src/views/NoteEditorView.vue b/frontend/src/views/NoteEditorView.vue
index b7d1d6a..0698d2f 100644
--- a/frontend/src/views/NoteEditorView.vue
+++ b/frontend/src/views/NoteEditorView.vue
@@ -709,8 +709,8 @@ onUnmounted(() => assist.clearSelection());
   width: 100%;
   padding: 5px 8px;
   border-radius: var(--radius-sm);
-  border: 1px solid var(--color-input-border, rgba(255,255,255,0.12));
-  background: var(--color-bg-tertiary, rgba(255,255,255,0.04));
+  border: 1px solid var(--color-input-border);
+  background: var(--color-bg-tertiary);
   color: var(--color-text);
   font-size: 0.82rem;
   font-family: inherit;
@@ -822,7 +822,7 @@ onUnmounted(() => assist.clearSelection());
   background: var(--color-surface);
   color: var(--color-text);
   /* Prompts are plain markdown — a code-style editor, not rich text. */
-  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, Consolas, monospace);
+  font-family: var(--font-mono);
   font-size: 0.88rem;
   line-height: 1.55;
   tab-size: 2;
diff --git a/frontend/src/views/ProjectListView.vue b/frontend/src/views/ProjectListView.vue
index dd6c1c3..89b851d 100644
--- a/frontend/src/views/ProjectListView.vue
+++ b/frontend/src/views/ProjectListView.vue
@@ -563,7 +563,7 @@ function overallPct(project: Project): { total: number; pct: number } {
 .modal-overlay {
   position: fixed;
   inset: 0;
-  background: var(--color-overlay, rgba(0,0,0,0.45));
+  background: var(--color-overlay);
   display: flex;
   align-items: center;
   justify-content: center;
diff --git a/frontend/src/views/ProjectView.vue b/frontend/src/views/ProjectView.vue
index ad4d7c2..df691ba 100644
--- a/frontend/src/views/ProjectView.vue
+++ b/frontend/src/views/ProjectView.vue
@@ -847,9 +847,9 @@ async function confirmDelete() {
 }
 .page-header-actions { display: flex; gap: 0.5rem; align-items: center; }
 .plan-title-input {
-  background: var(--color-bg, #111113);
+  background: var(--color-bg);
   color: inherit;
-  border: 1px solid var(--color-border, #2a2a2e);
+  border: 1px solid var(--color-border);
   border-radius: 6px;
   padding: 0.4rem 0.6rem;
   font: inherit;
@@ -932,8 +932,8 @@ async function confirmDelete() {
   flex-shrink: 0;
 }
 .dot-todo      { background: transparent; border: 2px solid var(--color-text-muted); }
-.dot-inprogress { background: var(--color-status-in-progress, #3b82f6); }
-.dot-done      { background: var(--color-status-done, #22c55e); }
+.dot-inprogress { background: var(--color-status-in-progress); }
+.dot-done      { background: var(--color-status-done); }
 
 .stat-todo      { background: color-mix(in srgb, var(--color-text-muted) 8%, transparent); color: var(--color-text-secondary); border-color: var(--color-border); }
 .stat-inprogress { background: color-mix(in srgb, #3b82f6 10%, transparent); color: #3b82f6; border-color: color-mix(in srgb, #3b82f6 28%, transparent); }
@@ -1066,7 +1066,7 @@ async function confirmDelete() {
 .ms-plan-rendered:hover { background: color-mix(in srgb, var(--color-primary) 4%, transparent); }
 .ms-plan-editor {
   width: 100%;
-  font-family: var(--font-mono, monospace);
+  font-family: var(--font-mono);
   font-size: 0.8rem;
   line-height: 1.5;
   padding: 0.5rem;
@@ -1133,7 +1133,7 @@ async function confirmDelete() {
   border-radius: var(--radius-sm);
 }
 .ms-action-btn:hover { background: var(--color-bg-card); color: var(--color-text); }
-.ms-action-delete:hover { color: var(--color-danger, #e74c3c); }
+.ms-action-delete:hover { color: var(--color-danger); }
 
 .ms-rename-input {
   flex: 1;
@@ -1168,8 +1168,8 @@ async function confirmDelete() {
   border-top: 3px solid;
 }
 .col-todo      { border-top-color: var(--color-border); }
-.col-inprogress { border-top-color: var(--color-status-in-progress, #3b82f6); }
-.col-done      { border-top-color: var(--color-status-done, #22c55e); }
+.col-inprogress { border-top-color: var(--color-status-in-progress); }
+.col-done      { border-top-color: var(--color-status-done); }
 
 .kanban-col-header {
   display: flex;
@@ -1230,7 +1230,7 @@ async function confirmDelete() {
   transform: translateY(-2px);
 }
 /* Priority left-border colors */
-.task-card.pri-high   { border-left-color: var(--color-danger, #e74c3c); }
+.task-card.pri-high   { border-left-color: var(--color-danger); }
 .task-card.pri-medium { border-left-color: #f59e0b; }
 .task-card.pri-low    { border-left-color: var(--color-success); }
 
@@ -1256,7 +1256,7 @@ async function confirmDelete() {
 }
 .task-card:hover .task-advance-btn { opacity: 1; }
 .task-advance-btn:hover { background: var(--color-action-primary); border-color: var(--color-action-primary); color: var(--fs-text-on-action); }
-.task-advance-btn--done:hover { background: var(--color-success, #22c55e); border-color: var(--color-success, #22c55e); color: var(--fs-text-on-action); }
+.task-advance-btn--done:hover { background: var(--color-success); border-color: var(--color-success); color: var(--fs-text-on-action); }
 .task-advance-btn:disabled { opacity: 0.4; cursor: default; }
 
 .priority-dot {
@@ -1265,7 +1265,7 @@ async function confirmDelete() {
   border-radius: 50%;
   flex-shrink: 0;
 }
-.dot-pri-high   { background: var(--color-danger, #e74c3c); }
+.dot-pri-high   { background: var(--color-danger); }
 .dot-pri-medium { background: #f59e0b; }
 .dot-pri-low    { background: var(--color-success); }
 
@@ -1310,7 +1310,7 @@ async function confirmDelete() {
 /* ── Modal ───────────────────────────────────────────────────── */
 .modal-overlay {
   position: fixed; inset: 0;
-  background: var(--color-overlay, rgba(0,0,0,0.45));
+  background: var(--color-overlay);
   display: flex; align-items: center; justify-content: center;
   z-index: 200;
 }
diff --git a/frontend/src/views/RulesView.vue b/frontend/src/views/RulesView.vue
index d2e82b3..459b619 100644
--- a/frontend/src/views/RulesView.vue
+++ b/frontend/src/views/RulesView.vue
@@ -107,10 +107,10 @@ watch(() => route.query, syncFromRoute);
   grid-template-columns: 280px 300px 1fr;
   height: 100vh;
   gap: 1px;
-  background: var(--color-border, #2a2a2e);
+  background: var(--color-border);
 }
 .pane.empty {
-  background: var(--color-surface, #18181b);
+  background: var(--color-surface);
   padding: 1rem;
   opacity: 0.6;
   font-style: italic;
diff --git a/frontend/src/views/SettingsView.vue b/frontend/src/views/SettingsView.vue
index 813e83c..964ce92 100644
--- a/frontend/src/views/SettingsView.vue
+++ b/frontend/src/views/SettingsView.vue
@@ -2789,11 +2789,11 @@ function formatUserDate(iso: string): string {
   color: var(--color-text-muted);
 }
 .perm-granted { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); }
-.perm-denied  { background: color-mix(in srgb, var(--color-danger, #e74c3c) 15%, transparent); color: var(--color-danger, #e74c3c); }
+.perm-denied  { background: color-mix(in srgb, var(--color-danger) 15%, transparent); color: var(--color-danger); }
 .sub-active   { background: color-mix(in srgb, var(--color-success) 15%, transparent); color: var(--color-success); }
 .push-error {
   font-size: 0.82rem;
-  color: var(--color-danger, #e74c3c);
+  color: var(--color-danger);
   margin: 0.25rem 0 0;
 }
 
@@ -3048,7 +3048,7 @@ function formatUserDate(iso: string): string {
 
 .group-card {
   border: 1px solid var(--color-border);
-  border-radius: var(--radius-md, 8px);
+  border-radius: var(--radius-md);
   overflow: hidden;
 }
 
@@ -3166,7 +3166,7 @@ function formatUserDate(iso: string): string {
   padding: 0.15rem 0.4rem;
   border-radius: 4px;
 }
-.role-owner { background: color-mix(in srgb, var(--color-warning, #f59e0b) 15%, transparent); color: var(--color-warning, #f59e0b); }
+.role-owner { background: color-mix(in srgb, var(--color-warning) 15%, transparent); color: var(--color-warning); }
 .role-member { background: color-mix(in srgb, var(--color-muted) 15%, transparent); color: var(--color-muted); }
 
 .members-empty {
@@ -3278,7 +3278,7 @@ function formatUserDate(iso: string): string {
 }
 .api-key-value {
   flex: 1;
-  background: var(--color-surface-2, var(--color-surface));
+  background: var(--color-surface-2);
   padding: 0.4rem 0.6rem;
   border-radius: var(--radius-sm);
   font-size: 0.85rem;
@@ -3396,7 +3396,7 @@ function formatUserDate(iso: string): string {
 .mcp-code-row .btn-sm { white-space: nowrap; }
 .mcp-advanced {
   margin-top: 1.25rem;
-  border-top: 1px solid var(--color-border, rgba(255, 255, 255, 0.1));
+  border-top: 1px solid var(--color-border);
   padding-top: 0.75rem;
 }
 .mcp-advanced summary {
@@ -3470,7 +3470,7 @@ function formatUserDate(iso: string): string {
   flex: 1;
 }
 .voice-library-id {
-  font-family: var(--font-mono, monospace);
+  font-family: var(--font-mono);
   font-size: 0.9rem;
   font-weight: 500;
 }
@@ -3511,9 +3511,9 @@ function formatUserDate(iso: string): string {
   border-radius: 999px;
 }
 .status-on {
-  background: color-mix(in srgb, var(--color-success, #22c55e) 15%, transparent);
-  color: var(--color-success, #22c55e);
-  border: 1px solid color-mix(in srgb, var(--color-success, #22c55e) 40%, transparent);
+  background: color-mix(in srgb, var(--color-success) 15%, transparent);
+  color: var(--color-success);
+  border: 1px solid color-mix(in srgb, var(--color-success) 40%, transparent);
 }
 .status-off {
   background: color-mix(in srgb, var(--color-text-muted) 10%, transparent);
diff --git a/frontend/src/views/SharedWithMeView.vue b/frontend/src/views/SharedWithMeView.vue
index d4d9fa8..2884543 100644
--- a/frontend/src/views/SharedWithMeView.vue
+++ b/frontend/src/views/SharedWithMeView.vue
@@ -244,7 +244,7 @@ onMounted(async () => {
 }
 .perm-viewer  { background: color-mix(in srgb, var(--color-muted) 15%, transparent); color: var(--color-muted); }
 .perm-editor  { background: color-mix(in srgb, var(--color-primary) 15%, transparent); color: var(--color-primary); }
-.perm-admin   { background: color-mix(in srgb, var(--color-warning, #f59e0b) 15%, transparent); color: var(--color-warning, #f59e0b); }
+.perm-admin   { background: color-mix(in srgb, var(--color-warning) 15%, transparent); color: var(--color-warning); }
 
 .empty-msg {
   color: var(--color-muted);
diff --git a/frontend/src/views/SnippetDetailView.vue b/frontend/src/views/SnippetDetailView.vue
index 28ffed9..625d1c2 100644
--- a/frontend/src/views/SnippetDetailView.vue
+++ b/frontend/src/views/SnippetDetailView.vue
@@ -239,7 +239,7 @@ async function confirmDelete() {
 }
 .snippet-name {
   margin: 0;
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   font-size: 1.4rem;
   word-break: break-word;
 }
@@ -291,7 +291,7 @@ async function confirmDelete() {
 }
 .meta-grid code,
 .tag-row + * code {
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   font-size: 0.82rem;
   background: color-mix(in srgb, var(--color-primary) 12%, transparent);
   color: var(--color-primary);
@@ -379,7 +379,7 @@ async function confirmDelete() {
   overflow-x: auto;
 }
 .code-block code {
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   font-size: 0.85rem;
   line-height: 1.6;
   color: var(--color-text);
diff --git a/frontend/src/views/SnippetEditorView.vue b/frontend/src/views/SnippetEditorView.vue
index 01774b7..435a0ba 100644
--- a/frontend/src/views/SnippetEditorView.vue
+++ b/frontend/src/views/SnippetEditorView.vue
@@ -447,7 +447,7 @@ function cancel() {
   box-shadow: var(--focus-ring);
 }
 .mono {
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
 }
 .code-area {
   resize: vertical;
@@ -542,7 +542,7 @@ function cancel() {
   gap: 0.4rem;
   padding: 0.85rem 1rem;
   border: 1px solid var(--color-border);
-  border-left: 3px solid var(--color-warning, var(--color-primary));
+  border-left: 3px solid var(--color-warning);
   border-radius: 8px;
   background: var(--color-bg-secondary);
 }
diff --git a/frontend/src/views/SnippetListView.vue b/frontend/src/views/SnippetListView.vue
index c0828b8..ed622d3 100644
--- a/frontend/src/views/SnippetListView.vue
+++ b/frontend/src/views/SnippetListView.vue
@@ -574,7 +574,7 @@ function usageTitle(s: SnippetListItem): string {
   background: var(--color-bg);
   color: var(--color-text);
   font-size: 0.85rem;
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   box-sizing: border-box;
 }
 .loc-input-wide {
@@ -633,7 +633,7 @@ function usageTitle(s: SnippetListItem): string {
   color: var(--color-text-muted);
 }
 .empty-icon {
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   font-size: 2rem;
   margin-bottom: 0.75rem;
   opacity: 0.35;
@@ -720,7 +720,7 @@ function usageTitle(s: SnippetListItem): string {
   min-width: 0;
   flex: 1;
   word-break: break-word;
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
 }
 
 /* Language tag — accent pill per the design system's tag treatment. */
@@ -770,7 +770,7 @@ function usageTitle(s: SnippetListItem): string {
   padding: 0.85rem 1rem;
   border: 1px solid var(--color-border);
   border-radius: 8px;
-  background: var(--color-surface-alt, var(--color-surface));
+  background: var(--color-surface-alt);
 }
 
 .dup-empty,
@@ -828,8 +828,8 @@ function usageTitle(s: SnippetListItem): string {
   padding: 0.1rem 0.4rem;
   border-radius: 4px;
   white-space: nowrap;
-  background: color-mix(in srgb, var(--color-danger, #b91c1c) 15%, transparent);
-  color: var(--color-danger, #b91c1c);
+  background: color-mix(in srgb, var(--color-danger) 15%, transparent);
+  color: var(--color-danger);
 }
 
 .usage-tag {
@@ -845,8 +845,8 @@ function usageTitle(s: SnippetListItem): string {
 /* Dead weight is a nudge, not an error — it warns in the warning colour rather
    than the danger one, because the record isn't broken, just unearned. */
 .usage-tag.usage-dead {
-  background: color-mix(in srgb, var(--color-warning, #b45309) 18%, transparent);
-  color: var(--color-warning, #b45309);
+  background: color-mix(in srgb, var(--color-warning) 18%, transparent);
+  color: var(--color-warning);
 }
 
 /* Header + select-mode */
@@ -906,7 +906,7 @@ function usageTitle(s: SnippetListItem): string {
 .modal-overlay {
   position: fixed;
   inset: 0;
-  background: var(--color-overlay, rgba(0, 0, 0, 0.45));
+  background: var(--color-overlay);
   display: flex;
   align-items: center;
   justify-content: center;
@@ -955,7 +955,7 @@ function usageTitle(s: SnippetListItem): string {
 .merge-choice-name {
   flex: 1;
   min-width: 0;
-  font-family: var(--font-mono, ui-monospace, "JetBrains Mono", monospace);
+  font-family: var(--font-mono);
   font-size: 0.85rem;
   word-break: break-word;
 }
diff --git a/frontend/src/views/TaskEditorView.vue b/frontend/src/views/TaskEditorView.vue
index fedbcf9..b0d1932 100644
--- a/frontend/src/views/TaskEditorView.vue
+++ b/frontend/src/views/TaskEditorView.vue
@@ -874,7 +874,7 @@ useEditorGuards(dirty, save);
   padding: 0 0.2rem;
   flex-shrink: 0;
 }
-.btn-clear-parent:hover { color: var(--color-danger, #e74c3c); }
+.btn-clear-parent:hover { color: var(--color-danger); }
 .parent-dropdown {
   position: absolute;
   top: calc(100% + 4px);
@@ -1037,13 +1037,13 @@ useEditorGuards(dirty, save);
   margin: 0.5rem 0 0.25rem;
 }
 .task-goal-label {
-  font-family: var(--font-display, "Fraunces", serif);
+  font-family: var(--font-display);
   font-style: italic;
   font-size: 0.78rem;
   font-weight: 500;
   letter-spacing: 0.04em;
   text-transform: uppercase;
-  color: var(--color-text-muted, rgba(255, 255, 255, 0.5));
+  color: var(--color-text-muted);
 }
 .task-goal-input {
   width: 100%;
@@ -1053,14 +1053,14 @@ useEditorGuards(dirty, save);
   font: inherit;
   font-size: 0.95rem;
   line-height: 1.4;
-  color: var(--color-text, inherit);
-  background: var(--color-input-bg, rgba(255, 255, 255, 0.03));
-  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.08));
-  border-radius: var(--radius-md, 8px);
+  color: var(--color-text);
+  background: var(--color-input-bg);
+  border: 1px solid var(--color-border);
+  border-radius: var(--radius-md);
 }
 .task-goal-input:focus {
   outline: none;
-  border-color: var(--color-primary, #6366f1);
+  border-color: var(--color-primary);
 }
 
 /* ── Auto-summary banner + re-consolidate button ─────────────────────────── */
@@ -1072,13 +1072,13 @@ useEditorGuards(dirty, save);
   margin-bottom: 0.5rem;
   font-size: 0.82rem;
   font-style: italic;
-  color: var(--color-text-muted, rgba(255, 255, 255, 0.6));
+  color: var(--color-text-muted);
   background: rgba(99, 102, 241, 0.06);
-  border-left: 2px solid var(--color-primary, #6366f1);
-  border-radius: var(--radius-sm, 4px);
+  border-left: 2px solid var(--color-primary);
+  border-radius: var(--radius-sm);
 }
 .auto-summary-banner-editor .auto-summary-icon {
-  color: var(--color-primary, #6366f1);
+  color: var(--color-primary);
   font-style: normal;
 }
 </style>
\ No newline at end of file
diff --git a/frontend/src/views/TaskViewerView.vue b/frontend/src/views/TaskViewerView.vue
index 2cc007d..a05e60f 100644
--- a/frontend/src/views/TaskViewerView.vue
+++ b/frontend/src/views/TaskViewerView.vue
@@ -561,7 +561,7 @@ const subTaskProgress = computed(() => {
 }
 .subtasks-fill {
   height: 100%;
-  background: var(--color-status-done, #22c55e);
+  background: var(--color-status-done);
   border-radius: 2px;
   transition: width 0.3s ease;
 }
@@ -602,13 +602,13 @@ const subTaskProgress = computed(() => {
   border: 2px solid var(--color-text-muted);
 }
 .dot-in-progress {
-  background: var(--color-status-in-progress, #3b82f6);
+  background: var(--color-status-in-progress);
 }
 .dot-done {
-  background: var(--color-status-done, #22c55e);
+  background: var(--color-status-done);
 }
 .dot-cancelled {
-  background: var(--color-text-muted, #6b7280);
+  background: var(--color-text-muted);
 }
 .sub-title {
   flex: 1;
@@ -749,26 +749,26 @@ const subTaskProgress = computed(() => {
 
 /* ── Goal block + auto-summary banner ─────────────────────────────────────── */
 .task-goal-display {
-  border-left: 2px solid var(--color-border, rgba(255, 255, 255, 0.12));
+  border-left: 2px solid var(--color-border);
   padding: 0.4rem 0 0.4rem 0.9rem;
   margin: 0.75rem 0 1.25rem;
   background: rgba(255, 255, 255, 0.02);
 }
 .goal-label {
-  font-family: var(--font-display, "Fraunces", serif);
+  font-family: var(--font-display);
   font-style: italic;
   font-size: 0.78rem;
   font-weight: 500;
   letter-spacing: 0.04em;
   text-transform: uppercase;
-  color: var(--color-text-muted, rgba(255, 255, 255, 0.5));
+  color: var(--color-text-muted);
   margin: 0 0 0.25rem;
 }
 .goal-text {
   margin: 0;
   font-size: 0.95rem;
   line-height: 1.45;
-  color: var(--color-text, inherit);
+  color: var(--color-text);
   white-space: pre-wrap;
 }
 .auto-summary-banner {
@@ -777,11 +777,11 @@ const subTaskProgress = computed(() => {
   gap: 0.5rem;
   font-size: 0.78rem;
   font-style: italic;
-  color: var(--color-text-muted, rgba(255, 255, 255, 0.55));
+  color: var(--color-text-muted);
   margin: 0 0 0.75rem;
 }
 .auto-summary-icon {
-  color: var(--color-primary, #6366f1);
+  color: var(--color-primary);
   font-size: 0.85rem;
 }
 </style>
diff --git a/frontend/src/views/TrashView.vue b/frontend/src/views/TrashView.vue
index 8c087e3..e954f60 100644
--- a/frontend/src/views/TrashView.vue
+++ b/frontend/src/views/TrashView.vue
@@ -68,7 +68,7 @@ onMounted(() => store.fetchTrash());
 .batch-count { opacity: 0.6; font-weight: 400; font-size: 0.9em; margin-left: 0.35rem; }
 .batch-meta { font-size: 0.82em; opacity: 0.6; margin-top: 0.25rem; }
 .batch-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }
-.batch-actions button { border-radius: 6px; padding: 0.35rem 0.7rem; cursor: pointer; border: 1px solid var(--color-border, #2a2a2e); background: none; color: inherit; }
+.batch-actions button { border-radius: 6px; padding: 0.35rem 0.7rem; cursor: pointer; border: 1px solid var(--color-border); background: none; color: inherit; }
 .btn-restore:hover { border-color: var(--color-action-primary); color: var(--color-action-primary); }
 .btn-purge:hover { border-color: var(--color-action-destructive); color: var(--color-action-destructive); }
 </style>