.google-auth-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 48px;
  padding: 11px 12px;
  border: 1px solid #747775;
  border-radius: 4px;
  background: #fff;
  color: #1f1f1f;
  font-family: "Google Sans", Roboto, Arial, sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  text-decoration: none;
  transition: background-color .15s, box-shadow .15s;
}

.google-auth-button:hover { background: #f8faff; box-shadow: 0 1px 3px #0002; }
.google-auth-button:focus-visible { outline: 2px solid #4285f4; outline-offset: 2px; }
.google-auth-button img { display: block; width: 20px; height: 20px; object-fit: contain; }

.email-auth-toggle {
  display: block;
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #52525b;
  border-radius: 8px;
  color: #e4e4e7;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  list-style: none;
}

.email-auth-toggle::-webkit-details-marker { display: none; }
.email-auth-toggle:hover { border-color: #a1a1aa; background: #ffffff0a; }
.email-auth-toggle:focus-visible { outline: 2px solid #f97316; outline-offset: 2px; }
.email-auth-details[open] .email-auth-toggle { margin-bottom: 20px; }