.header-logo img {
  height: 70px;
}

.modal-content {
  position: relative;
  background-color: #fff;
  border-radius: 10px;
}

/* ===============================
   NEON BUTTON – WALLET FORM
================================ */

/* dùng chung */
.wallet-form-two button {
  position: relative;
  overflow: hidden;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 30px;
  border-radius: 10px;
  margin-top: 17px;
  text-transform: uppercase;
  color: #fff;
  background: #000 !important; /* đè background cũ */
  transition: transform 0.25s ease;
  z-index: 1;
}

/* hover nhấc nút */
.wallet-form-two button:hover {
  transform: translateY(-5px);
}

/* viền chạy */
.wallet-form-two button::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(
    90deg,
    #00e5ff,
    #2979ff,
    #7c4dff,
    #e040fb,
    #00e5ff
  );
  background-size: 300% 300%;
  animation: neonRun 3s linear infinite;
  border-radius: 12px;
  z-index: -1;
}

/* nền bên trong */
.wallet-form-two button::after {
  content: "";
  position: absolute;
  inset: 2px;
  background: #000;
  border-radius: 8px;
  z-index: -1;
}

/* animation */
@keyframes neonRun {
  from {
    background-position: 0% 50%;
  }
  to {
    background-position: 300% 50%;
  }
}