html, body {
  height: 100%;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background:
    radial-gradient(circle at 20% 10%, rgba(255,140,0,0.12), transparent 55%),
    radial-gradient(circle at 80% 90%, rgba(255,200,120,0.08), transparent 60%),
    linear-gradient(135deg, #040404, #0a0a0a 40%, #020202);
  overflow: hidden;
  font-family: 'Source Sans Pro', sans-serif;
}

/* Ultra fine luxury sparkle */
body::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("https://www.transparenttextures.com/patterns/subtle-dots.png");
  opacity: 0.12;
  animation: sparkle 40s linear infinite;
  pointer-events: none;
}

@keyframes sparkle {
  0% { background-position: 0 0; }
  100% { background-position: 2000px 2000px; }
}

/* Glass Card – flagship level */
.glassmorphism {
  /* backdrop-filter: blur(18px) saturate(160%); */
  /* -webkit-backdrop-filter: blur(18px) saturate(160%); */
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.06),
      rgba(255,180,90,0.04)
    );
  border-radius: 22px;
  border: 1px solid rgba(255,180,90,0.45);
  box-shadow:
    0 0 0 1px rgba(255,200,120,0.25) inset,
    0 25px 70px rgba(0,0,0,0.9),
    0 0 40px rgba(255,140,0,0.15);
  width: 100%;
  max-width: 420px;
  padding: 34px 30px 26px;
  position: relative;
  overflow: hidden;
}

/* Light sweep on card */
/* .glassmorphism::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -80%;
  width: 60%;
  height: 200%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255,200,120,0.18),
    transparent
  );
  transform: rotate(25deg);
  animation: sweep 8s infinite;
  pointer-events: none;
} */

@keyframes sweep {
  0% { left: -80%; }
  100% { left: 140%; }
}

/* Logo */
.login-logo img {
  filter: drop-shadow(0 0 18px rgba(255,140,0,0.45));
}

/* Title */
.login-box-msg {
  color: #ffffff;
  font-size: 23px;
  letter-spacing: 3px;
  font-weight: 600;
  margin-bottom: 20px;
}

/* Inputs – luxury control panel style */
.form-control {
  border-radius: 12px;
  border: 1px solid rgba(255,180,90,0.45);
  background:
    linear-gradient(
      180deg,
      rgba(20,20,20,0.85),
      rgba(0,0,0,0.9)
    );
  color: #ffffff;
  height: 44px;
  font-size: 14px;
  padding-left: 14px;
  transition: all 0.3s ease;
  box-shadow:
    inset 0 1px 2px rgba(255,255,255,0.08),
    inset 0 -1px 2px rgba(0,0,0,0.8);
}

.form-control::placeholder {
  color: #cfcfcf;
}

.form-control:focus {
  border-color: #ffb347;
  box-shadow:
    0 0 0 1px rgba(255,180,90,0.5),
    0 0 18px rgba(255,140,0,0.35);
  background:
    linear-gradient(
      180deg,
      rgba(30,30,30,0.95),
      rgba(0,0,0,1)
    );
  color: #ffffff;
}

/* Button – metallic gold */
.btn-login {
  background: linear-gradient(
    135deg,
    #ffb347 0%,
    #ff8c00 40%,
    #ffd27d 100%
  );
  border: none;
  border-radius: 12px;
  color: #000;
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 14px;
  padding: 11px;
  margin-top: 18px;
  transition: all 0.35s ease;
  box-shadow:
    0 10px 30px rgba(255,140,0,0.45),
    inset 0 1px 0 rgba(255,255,255,0.5),
    inset 0 -1px 0 rgba(0,0,0,0.3);
}

.btn-login:hover {
  background: linear-gradient(
    135deg,
    #ffd27d 0%,
    #ff8c00 50%,
    #ffb347 100%
  );
  box-shadow:
    0 14px 40px rgba(255,140,0,0.65),
    inset 0 1px 0 rgba(255,255,255,0.6);
  transform: translateY(-1px) scale(1.01);
  color: #000;
}

/* Footer */
.text-muted,
.footer-text {
  color: #bfbfbf !important;
  letter-spacing: 0.5px;
}

.text-muted strong,
.footer-text strong {
  color: #ffffff;
}

/* Responsive */
@media (max-width: 576px) {
  .glassmorphism {
    width: 95%;
    padding: 24px 18px;
  }

  .login-logo img {
    max-width: 70% !important;
  }
}