diff --git a/client/src/index.css b/client/src/index.css
index 246e958..5273e5e 100644
--- a/client/src/index.css
+++ b/client/src/index.css
@@ -227,6 +227,16 @@
 /* ─── White/light text overrides on colored badges ── */
 .dark .bg-white\/90 { background-color: rgba(28, 28, 42, 0.9) !important; }
 
+/* ─── Toasts — solid backgrounds, no transparency ── */
+.dark .bg-emerald-50.border-emerald-200 { background-color: #132a1e !important; border-color: #1a4a2e !important; }
+.dark .bg-red-50.border-red-200 { background-color: #2a1318 !important; border-color: #4a1a22 !important; }
+.dark .bg-blue-50.border-blue-200 { background-color: #131d2a !important; border-color: #1a2e4a !important; }
+.dark .bg-amber-50.border-amber-200 { background-color: #2a2213 !important; border-color: #4a3a1a !important; }
+.dark .text-emerald-800 { color: #6ee7b7 !important; }
+.dark .text-red-800 { color: #fca5a5 !important; }
+.dark .text-blue-800 { color: #93c5fd !important; }
+.dark .text-amber-800 { color: #fcd34d !important; }
+
 /* ─── Selection ──────────────────────────────── */
 .dark ::selection {
   background: rgba(139, 92, 246, 0.4);