Add admin panel styles

admin-panel/src/styles.css

@@ -0,0 +1,89 @@
+:root {
+  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
+  color: #172033;
+  background: #f3f6fb;
+}
+
+* { box-sizing: border-box; }
+
+body { margin: 0; }
+
+.page {
+  min-height: 100vh;
+  padding: 40px;
+}
+
+.hero {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 24px;
+  padding: 32px;
+  border-radius: 28px;
+  background: white;
+  box-shadow: 0 20px 50px rgba(20, 40, 80, 0.08);
+}
+
+.eyebrow {
+  margin: 0 0 8px;
+  color: #4f6bff;
+  font-weight: 700;
+  letter-spacing: 0.04em;
+  text-transform: uppercase;
+  font-size: 12px;
+}
+
+h1 {
+  margin: 0;
+  font-size: clamp(32px, 6vw, 56px);
+  line-height: 1;
+}
+
+.lead {
+  max-width: 780px;
+  color: #5d6b82;
+  font-size: 18px;
+}
+
+.button {
+  display: inline-flex;
+  align-items: center;
+  gap: 10px;
+  border: 0;
+  padding: 14px 18px;
+  border-radius: 16px;
+  background: #172033;
+  color: white;
+  font-weight: 700;
+  cursor: pointer;
+}
+
+.button:disabled { opacity: 0.6; cursor: wait; }
+
+.grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
+  gap: 20px;
+  margin-top: 20px;
+}
+
+.card {
+  padding: 24px;
+  border-radius: 24px;
+  background: white;
+  box-shadow: 0 16px 40px rgba(20, 40, 80, 0.06);
+}
+
+.card svg { color: #4f6bff; }
+
+.card h2 { margin: 14px 0 8px; }
+
+.card p { color: #5d6b82; }
+
+pre {
+  overflow: auto;
+  padding: 12px;
+  border-radius: 14px;
+  background: #f3f6fb;
+  font-size: 12px;
+}