:root {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #f4f4f5;
  background: #0f111a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.hidden {
  display: none !important;
}

.config-login-layout {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.config-login-card {
  width: min(360px, 94vw);
  background: #151828;
  border: 1px solid #1f2236;
  border-radius: 12px;
  padding: 1.25rem;
}

.config-login-card h1 {
  margin: 0;
  font-size: 1.35rem;
}

.config-login-subtitle {
  margin: 0.35rem 0 0.95rem;
  color: #a5a8c2;
  font-size: 0.95rem;
}

.config-login-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.config-login-form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.92rem;
}

.config-login-form input {
  border-radius: 8px;
  border: 1px solid #2b2f4b;
  background: #0f111a;
  color: #f4f4f5;
  padding: 0.6rem 0.8rem;
  font-size: 0.95rem;
}

.config-login-form button[type="submit"] {
  margin-top: 0.35rem;
  border: none;
  border-radius: 8px;
  padding: 0.6rem;
  background: #2563eb;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.config-login-form button[type="submit"]:disabled {
  opacity: 0.7;
  cursor: progress;
}

.auth-error {
  color: #f87171;
  font-size: 0.85rem;
  margin: -0.3rem 0 0;
}