/* ── VAI Branding ──────────────────────────────────────────────── */
:root {
  --vai-blue: #4F8EF7;
  --vai-blue-dark: #3B6FD4;
  --vai-blue-light: #7BAFF9;
}

/* ── Hide Chainlit watermark ──────────────────────────────────── */
a[href*="chainlit"],
.watermark,
[class*="watermark"] {
  display: none !important;
}

/* ── Send button → VAI blue ───────────────────────────────────── */
button:has(svg.lucide-arrow-up),
button[class*="submit"] {
  background-color: var(--vai-blue) !important;
}

button:has(svg.lucide-arrow-up) svg,
button[class*="submit"] svg {
  color: #ffffff !important;
}

button:has(svg.lucide-arrow-up):hover,
button[class*="submit"]:hover {
  background-color: var(--vai-blue-dark) !important;
}

/* ── Accent touches ───────────────────────────────────────────── */
::selection {
  background-color: var(--vai-blue-light);
}

[class*="composer"]:focus-within {
  border-color: var(--vai-blue) !important;
}