Extract authenticated coulomb.social design language via designlang

Session probe lands on /vw_pages (Research). Use main designlang extract
with --cookie-file — pack ignores auth. 39 artifacts under
docs/design-extract; tolerate designlang late summary crash when cores exist.

docs/design-extract/coulomb-social-reset.css

@@ -0,0 +1,81 @@
+/* ──────────────────────────────────────────────────────────────
+   Brand-aware reset — generated by designlang
+   Research | Coulomb
+   2026-08-08T23:30:22.005Z
+   ────────────────────────────────────────────────────────────── */
+
+*, *::before, *::after { box-sizing: border-box; }
+
+html, body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, blockquote, figure,
+form, fieldset, table, hr {
+  margin: 0;
+  padding: 0;
+}
+
+html {
+  -webkit-text-size-adjust: 100%;
+  -moz-text-size-adjust:    100%;
+  text-size-adjust:         100%;
+  -webkit-tap-highlight-color: transparent;
+  font-family: "Helvetica", system-ui, -apple-system, 'Segoe UI', sans-serif;
+  font-size: 16px;
+  line-height: 1.5;
+}
+
+body {
+  background-color: #ffffff;
+  color: #000000;
+  font-weight: 400;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  text-rendering: optimizeLegibility;
+}
+
+h1, h2, h3, h4, h5, h6 {
+  font-family: "Helvetica", system-ui, -apple-system, sans-serif;
+  font-weight: 600;
+  line-height: 1.15;
+  letter-spacing: -0.015em;
+}
+
+a {
+  color: #d08728;
+  text-decoration: none;
+  background-color: transparent;
+}
+a:hover { text-decoration: underline; }
+a:focus-visible { outline: 2px solid #d08728; outline-offset: 2px; border-radius: 4px; }
+
+img, picture, video, canvas, svg {
+  display: block;
+  max-width: 100%;
+  height: auto;
+}
+
+input, textarea, select, button {
+  font: inherit;
+  color: inherit;
+}
+button { cursor: pointer; background: none; border: 0; padding: 0; }
+
+code, pre, kbd, samp {
+  font-family: ui-monospace, ui-monospace, 'SF Mono', Menlo, monospace;
+}
+
+hr {
+  border: 0;
+  border-top: 1px solid #e5e5e5;
+}
+
+::selection {
+  background: #d08728;
+  color: #ffffff;
+}
+
+@media (prefers-reduced-motion: reduce) {
+  *, *::before, *::after {
+    animation-duration: 0.001ms !important;
+    transition-duration: 0.001ms !important;
+    scroll-behavior: auto !important;
+  }
+}