diff --git a/frontend/src/components/react/admin/AssetManager.tsx b/frontend/src/components/react/admin/AssetManager.tsx
index d794d41..dc18a3f 100644
--- a/frontend/src/components/react/admin/AssetManager.tsx
+++ b/frontend/src/components/react/admin/AssetManager.tsx
@@ -61,13 +61,13 @@ export default function AssetManager({ mode = 'manage', onSelect }: Props) {
   const isImage = (name: string) => /\.(jpg|jpeg|png|webp|gif|svg)$/i.test(name);
 
   return (
-    <div className="space-y-8">
+    <div className="asset-mgr space-y-8">
       {alert && (
         <div
-          className={`p-4 mb-6 text-sm font-display italic border ${
+          className={`asset-alert p-4 mb-6 text-sm font-display italic border ${
             alert.type === 'success'
-              ? 'bg-[color-mix(in_srgb,var(--green)_18%,transparent)] text-[var(--green)] border-[var(--green)]/40'
-              : 'bg-[color-mix(in_srgb,var(--red)_18%,transparent)] text-[var(--red)] border-[var(--red)]/40'
+              ? 'asset-alert--ok bg-[color-mix(in_srgb,var(--green)_18%,transparent)] text-[var(--green)] border-[var(--green)]/40'
+              : 'asset-alert--err bg-[color-mix(in_srgb,var(--red)_18%,transparent)] text-[var(--red)] border-[var(--red)]/40'
           }`}
           style={{ borderRadius: 2 }}
         >
@@ -77,31 +77,31 @@ export default function AssetManager({ mode = 'manage', onSelect }: Props) {
 
       {/* Upload Zone */}
       <div
-        className="glass p-6 border-dashed border-2 border-[var(--surface2)] hover:border-[var(--mauve)] transition-colors group relative cursor-pointer"
+        className="asset-drop glass p-6 border-dashed border-2 border-[var(--surface2)] hover:border-[var(--mauve)] transition-colors group relative cursor-pointer"
         onClick={() => fileRef.current?.click()}
         onDragOver={e => { e.preventDefault(); e.stopPropagation(); }}
         onDrop={e => { e.preventDefault(); e.stopPropagation(); if (e.dataTransfer.files.length) handleUpload(e.dataTransfer.files); }}
       >
         <input ref={fileRef} type="file" multiple className="hidden" onChange={e => { if (e.target.files?.length) handleUpload(e.target.files); }} />
-        <div className="text-center py-4">
+        <div className="asset-drop-body text-center py-4">
           <svg xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1" strokeLinecap="round" strokeLinejoin="round" className="mx-auto mb-4 text-[var(--subtext0)] group-hover:text-[var(--mauve)] transition-colors"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="17 8 12 3 7 8"/><line x1="12" x2="12" y1="3" y2="15"/></svg>
-          <p className="font-display italic text-xl text-[var(--text)] group-hover:text-[var(--mauve)] transition-colors">Click or drag to upload assets</p>
+          <p className="asset-drop-title font-display italic text-xl text-[var(--text)] group-hover:text-[var(--mauve)] transition-colors">Click or drag to upload assets</p>
           <p className="font-sans text-xs uppercase tracking-[0.2em] text-[var(--subtext0)] mt-2">Any file type · up to 50 MB</p>
         </div>
       </div>
 
       {/* Grid */}
       {assets.length === 0 ? (
-        <div className="text-center py-20 font-display italic text-[var(--subtext0)]">No assets uploaded yet.</div>
+        <div className="asset-empty text-center py-20 font-display italic text-[var(--subtext0)]">No assets uploaded yet.</div>
       ) : (
-        <div className="grid grid-cols-2 md:grid-cols-4 lg:grid-cols-5 gap-4">
+        <div className="asset-grid grid grid-cols-2 md:grid-cols-4 lg:grid-cols-5 gap-4">
           {assets.map(asset => (
             <div
               key={asset.name}
-              className="group relative aspect-square overflow-hidden bg-[var(--surface0)] border border-[var(--surface2)]/60 hover:border-[var(--mauve)]/60 transition-colors shadow-md flex flex-col"
+              className="asset-tile group relative aspect-square overflow-hidden bg-[var(--surface0)] border border-[var(--surface2)]/60 hover:border-[var(--mauve)]/60 transition-colors shadow-md flex flex-col"
               style={{ borderRadius: 2 }}
             >
-              <div className="flex-1 overflow-hidden bg-[var(--mantle)] relative cursor-pointer">
+              <div className="asset-thumb flex-1 overflow-hidden bg-[var(--mantle)] relative cursor-pointer">
                 {isImage(asset.name) ? (
                   <img src={asset.url} className="w-full h-full object-cover opacity-90 group-hover:opacity-100 transition-opacity" alt={asset.name} />
                 ) : (
@@ -111,7 +111,7 @@ export default function AssetManager({ mode = 'manage', onSelect }: Props) {
                   </div>
                 )}
                 {/* Hover overlay */}
-                <div className="absolute inset-0 bg-[var(--crust)]/75 backdrop-blur-sm opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center gap-3">
+                <div className="asset-actions absolute inset-0 bg-[var(--crust)]/75 backdrop-blur-sm opacity-0 group-hover:opacity-100 transition-opacity flex items-center justify-center gap-3">
                   {mode === 'select' && onSelect && (
                     <button
                       onClick={() => onSelect(asset)}
@@ -129,7 +129,7 @@ export default function AssetManager({ mode = 'manage', onSelect }: Props) {
                   </button>
                 </div>
               </div>
-              <div className="p-2 bg-[var(--surface0)] text-[10px] truncate border-t border-[var(--surface2)]/50 text-[var(--subtext1)] font-mono">{asset.name}</div>
+              <div className="asset-name p-2 bg-[var(--surface0)] text-[10px] truncate border-t border-[var(--surface2)]/50 text-[var(--subtext1)] font-mono">{asset.name}</div>
             </div>
           ))}
         </div>
diff --git a/frontend/src/styles/global.css b/frontend/src/styles/global.css
index bd6dccc..0528b16 100644
--- a/frontend/src/styles/global.css
+++ b/frontend/src/styles/global.css
@@ -2413,6 +2413,21 @@ html.cs-cursor-on.cybersigil .cs-cursor { opacity: 1; }
   content: "\00a0]";
   color: color-mix(in srgb, currentColor 70%, transparent);
 }
+/* Icon-only buttons get no brackets — `[ icon ]` reads odd and overflows
+ * fixed-width chrome. */
+.cybersigil .btn--icon::before,
+.cybersigil .btn--icon::after { content: none; }
+/* Asset-tile hover actions: drop brackets + tighten so Insert+Delete fit
+ * the small square tiles. */
+.cybersigil .asset-actions { gap: 0.4rem; }
+.cybersigil .asset-actions .btn::before,
+.cybersigil .asset-actions .btn::after { content: none; }
+.cybersigil .asset-actions .btn {
+  letter-spacing: 0.03em;
+  font-size: 0.66rem;
+  padding: 0 0.5rem;
+}
+.cybersigil .asset-actions .btn--icon { padding: 0; }
 .cybersigil .btn--primary {
   color: var(--rosewater);
   border-color: var(--mauve);
@@ -2804,6 +2819,135 @@ html.cs-cursor-on.cybersigil .cs-cursor { opacity: 1; }
   font-family: var(--font-sans) !important;
 }
 
+/* Asset library — a file-sector readout. Dashed drop-sector, scanline tile
+ * panels with a thorny sigil growth, `/path` filename bars, log-line alerts. */
+.cybersigil .asset-alert {
+  border-radius: 0 !important;
+  font-family: var(--font-sans) !important;
+  font-style: normal !important;
+  text-transform: uppercase;
+  letter-spacing: 0.08em;
+  font-size: 0.74rem !important;
+}
+.cybersigil .asset-alert::before {
+  font-weight: 700;
+  margin-right: 0.5em;
+}
+.cybersigil .asset-alert--ok::before  { content: ">> "; }
+.cybersigil .asset-alert--err::before { content: "!! "; }
+
+.cybersigil .asset-drop {
+  border-style: dashed !important;
+  border-color: color-mix(in srgb, var(--sky) 55%, transparent) !important;
+  background:
+    repeating-linear-gradient(
+      0deg,
+      rgba(0, 0, 0, 0) 0 2px,
+      color-mix(in srgb, var(--sky) 6%, transparent) 2px 3px,
+      rgba(0, 0, 0, 0) 3px 4px
+    ),
+    color-mix(in srgb, var(--surface0) 74%, transparent) !important;
+}
+.cybersigil .asset-drop:hover {
+  border-color: var(--mauve) !important;
+  box-shadow: 0 0 0 1px color-mix(in srgb, var(--mauve) 40%, transparent);
+}
+.cybersigil .asset-drop svg { stroke-width: 1.5; }
+.cybersigil .asset-drop-title {
+  font-family: var(--font-display) !important;
+  font-style: normal !important;
+  text-transform: uppercase;
+  letter-spacing: 0.04em;
+  text-shadow: -1px 0 0 var(--sky), 1px 0 0 var(--mauve);
+}
+.cybersigil .asset-drop-title::before {
+  content: "> ";
+  color: var(--sky);
+}
+.cybersigil .asset-drop-title::after {
+  content: "_";
+  color: var(--mauve);
+  animation: cs-blink 1.05s steps(1, jump-none) infinite;
+}
+
+.cybersigil .asset-empty {
+  font-family: var(--font-sans);
+  font-style: normal;
+  text-transform: uppercase;
+  letter-spacing: 0.16em;
+  color: var(--subtext0);
+}
+.cybersigil .asset-empty::before { content: "// "; color: var(--sky); opacity: 0.7; }
+
+.cybersigil .asset-tile {
+  border-radius: 0 !important;
+  border-color: color-mix(in srgb, var(--sky) 26%, transparent) !important;
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--sky) 16%, transparent),
+    0 0 0 1px color-mix(in srgb, var(--sky) 10%, transparent) !important;
+  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
+}
+.cybersigil .asset-tile::after {
+  content: "";
+  position: absolute;
+  top: 3px;
+  left: 3px;
+  width: 26px;
+  height: 26px;
+  z-index: 2;
+  background-color: color-mix(in srgb, var(--sky) 70%, transparent);
+  -webkit-mask: var(--cs-corner) center / contain no-repeat;
+  mask: var(--cs-corner) center / contain no-repeat;
+  pointer-events: none;
+  transition: background-color 0.16s ease;
+}
+.cybersigil .asset-tile:hover {
+  border-color: var(--mauve) !important;
+  transform: translateY(-2px);
+  box-shadow:
+    inset 0 0 0 1px color-mix(in srgb, var(--mauve) 36%, transparent),
+    4px 4px 0 0 var(--mauve) !important;
+}
+.cybersigil .asset-tile:hover::after {
+  background-color: var(--mauve);
+}
+.cybersigil .asset-thumb {
+  background:
+    repeating-linear-gradient(
+      0deg,
+      rgba(0, 0, 0, 0) 0 2px,
+      color-mix(in srgb, var(--sky) 7%, transparent) 2px 3px,
+      rgba(0, 0, 0, 0) 3px 4px
+    ),
+    var(--mantle);
+}
+.cybersigil .asset-thumb > div span {
+  font-family: var(--font-sans) !important;
+  color: var(--sky);
+  letter-spacing: 0.1em;
+}
+.cybersigil .asset-tile:hover .asset-thumb img {
+  filter:
+    drop-shadow(-2px 0 0 color-mix(in srgb, var(--mauve) 60%, transparent))
+    drop-shadow(2px 0 0 color-mix(in srgb, var(--sky) 60%, transparent))
+    saturate(0.92) contrast(1.05);
+}
+.cybersigil .asset-actions {
+  background: color-mix(in srgb, var(--crust) 82%, transparent) !important;
+}
+.cybersigil .asset-name {
+  font-family: var(--font-sans) !important;
+  color: var(--sky);
+  border-top-color: color-mix(in srgb, var(--sky) 30%, transparent) !important;
+  background: var(--crust) !important;
+  letter-spacing: 0.02em;
+}
+.cybersigil .asset-name::before { content: "/"; opacity: 0.55; }
+.cybersigil .asset-tile:hover .asset-name {
+  color: var(--mauve);
+  border-top-color: color-mix(in srgb, var(--mauve) 45%, transparent) !important;
+}
+
 /* Confirm dialog — hard terminal halt prompt. */
 .cybersigil .cdialog-panel {
   border-radius: 0;