hive-fr0nt: scaffold shared frontend-assets crate

hive-fr0nt/assets/base.css

@@ -0,0 +1,24 @@
+/* Base palette + typography shared by the hive-c0re dashboard and the
+   hive-ag3nt web UI. Catppuccin Mocha. Per-page stylesheets append on
+   top of this and must NOT redeclare the colour variables — the whole
+   point of pulling them out is one source of truth. */
+:root {
+  --bg: #1e1e2e;        /* base */
+  --bg-elev: #181825;   /* mantle */
+  --fg: #cdd6f4;        /* text */
+  --muted: #7f849c;     /* overlay1 */
+  --purple: #cba6f7;    /* mauve */
+  --purple-dim: #45475a;/* surface1 */
+  --cyan: #89dceb;      /* sky */
+  --pink: #f5c2e7;      /* pink */
+  --amber: #fab387;     /* peach */
+  --green: #a6e3a1;     /* green */
+  --red: #f38ba8;       /* red */
+  --border: #313244;    /* surface0 */
+}
+body {
+  background: var(--bg);
+  color: var(--fg);
+  font-family: "JetBrains Mono", "Fira Code", "Cascadia Code", "Source Code Pro", monospace;
+  line-height: 1.6;
+}