Initial commit — Grow baby tracker

Next.js 16 App Router, Prisma + PostgreSQL, NextAuth v5 JWT.

Features: dashboard quick-log, timeline, growth charts (WHO percentiles),
stats, journal/notes, doctor notes, milestones, vaccinations, settings,
superadmin panel. Mobile-first with sidebar nav + bottom nav + quick-add FAB.
Dark mode, PWA push notifications, multi-family invite system.

Docker: multi-stage Dockerfile + docker-compose with postgres service.

src/app/globals.css

@@ -0,0 +1,67 @@
+@import "tailwindcss";
+@variant dark (&:is(.dark *));
+
+:root {
+  --bg: #f8fafc;
+  --surface: #ffffff;
+  --border: #e2e8f0;
+  --border-light: #f1f5f9;
+  --text: #0f172a;
+  --text-secondary: #64748b;
+  --text-muted: #94a3b8;
+  --primary: #4f46e5;
+  --primary-light: #eef2ff;
+  --primary-fg: #ffffff;
+  --sidebar-width: 220px;
+}
+
+@theme inline {
+  --color-bg: var(--bg);
+  --color-surface: var(--surface);
+  --color-border: var(--border);
+  --color-primary: var(--primary);
+}
+
+* {
+  box-sizing: border-box;
+}
+
+html {
+  color-scheme: light dark;
+}
+
+.dark {
+  --bg: #0f172a;
+  --surface: #1e293b;
+  --border: #334155;
+  --border-light: #1e293b;
+  --text: #f1f5f9;
+  --text-secondary: #94a3b8;
+  --text-muted: #64748b;
+  --primary: #6366f1;
+  --primary-light: #1e1b4b;
+  --primary-fg: #ffffff;
+}
+
+body {
+  background: var(--bg);
+  color: var(--text);
+  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
+  -webkit-font-smoothing: antialiased;
+  font-size: 14px;
+  transition: background-color 0.15s, color 0.15s;
+}
+
+button, a {
+  -webkit-tap-highlight-color: transparent;
+}
+
+@media (min-width: 768px) {
+  .app-main { margin-left: var(--sidebar-width); }
+}
+
+.no-scrollbar::-webkit-scrollbar { display: none; }
+.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
+
+::-webkit-scrollbar { width: 4px; height: 4px; }
+::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }