Add Pi Zero headless serial bridge with AP portal and daily RTC-based logs

static/style.css

@@ -0,0 +1,79 @@
+:root {
+  --bg: #f3f5f7;
+  --card: #ffffff;
+  --text: #1d2733;
+  --accent: #0d7c66;
+  --error: #b42318;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+body {
+  margin: 0;
+  font-family: "DejaVu Sans", "Noto Sans", sans-serif;
+  color: var(--text);
+  background: linear-gradient(180deg, #f3f5f7 0%, #e8eef5 100%);
+}
+
+.container {
+  max-width: 860px;
+  margin: 0 auto;
+  padding: 24px;
+}
+
+.card {
+  background: var(--card);
+  border-radius: 10px;
+  padding: 16px;
+  margin-bottom: 16px;
+  border: 1px solid #d0d7de;
+}
+
+label {
+  display: block;
+  margin-top: 10px;
+  margin-bottom: 4px;
+}
+
+input,
+select,
+button {
+  width: 100%;
+  padding: 10px;
+  margin-bottom: 10px;
+  border-radius: 8px;
+  border: 1px solid #c5ced8;
+  font-size: 15px;
+}
+
+button {
+  background: var(--accent);
+  color: #fff;
+  border: none;
+  cursor: pointer;
+}
+
+button:hover {
+  filter: brightness(0.95);
+}
+
+.error {
+  color: var(--error);
+  font-size: 14px;
+  min-height: 20px;
+}
+
+.terminal {
+  height: 70vh;
+  overflow-y: auto;
+  margin: 0;
+  background: #101418;
+  color: #c9f5d9;
+  border-radius: 10px;
+  padding: 12px;
+  border: 1px solid #2a3745;
+  font-family: "DejaVu Sans Mono", "Noto Sans Mono", monospace;
+  white-space: pre-wrap;
+}