feat: implement dynamic Eleventy tiling blog, modular CSS, and agent customizations

- Add project foundation README.md and root AGENTS.md for pair programming
- Configure .agents/ rules and skills for Eleventy tiling and Obsidian publishing
- Decompose monolithic styles into modular tokens, reset, layout, and component CSS
- Implement Nunjucks layout inheritance (base.njk, post.njk, page.njk) and reusable partials
- Configure Eleventy 3 with markdown-it-anchor, syntax highlighting, and dynamic collections
- Migrate sample prototypes into dynamic dispatches lander, gateway, and Markdown posts
- Add multi-stage Dockerfile and clean-URL nginx.conf for production serving

src/assets/css/reset.css

@@ -0,0 +1,52 @@
+/* ==========================================================================
+   CSS Reset & Baseline (reset.css)
+   Strict adherence to developer-centric minimalism & instant transitions
+   ========================================================================== */
+
+*, *::before, *::after {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+}
+
+html {
+  font-size: 16px;
+  -webkit-text-size-adjust: 100%;
+  text-rendering: optimizeLegibility;
+  scroll-behavior: smooth;
+}
+
+body {
+  background-color: var(--bg-canvas);
+  color: var(--text-primary);
+  font-family: var(--font-prose);
+  line-height: 1.6;
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  padding: 24px 16px 48px 16px;
+  overflow-x: hidden;
+}
+
+/* Hard anti-pattern enforcement: instant transitions across UI elements */
+a, button, input, select, textarea {
+  transition: none !important;
+}
+
+/* High-contrast keyboard accessibility outline */
+:focus-visible {
+  outline: 2px solid var(--accent-cyan);
+  outline-offset: 2px;
+}
+
+img, svg, video {
+  max-width: 100%;
+  height: auto;
+  display: block;
+}
+
+/* Monospace font assignment for code & structural elements */
+code, pre, kbd, samp {
+  font-family: var(--font-code);
+}