/* Auth Form Theme (Orange Glow + Floating Bubbles) */
.auth-body {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #fff7f0, #fff1e6);
  overflow: hidden;
}

/* Bubble container */
.auth-body .bubbles {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
  top: 0; left: 0;
  z-index: 0;
}
.auth-body .bubbles span {
  position: absolute;
  display: block;
  bottom: -150px;
  background: rgba(255, 193, 7, 0.25);
  border-radius: 50%;
  animation: rise 25s infinite ease-in;
  opacity: 0.7;
}
.auth-body .bubbles span:nth-child(1) { left: 10%; width: 60px; height: 60px; animation-delay: 0s; }
.auth-body .bubbles span:nth-child(2) { left: 25%; width: 35px; height: 35px; animation-delay: 3s; animation-duration: 18s; }
.auth-body .bubbles span:nth-child(3) { left: 40%; width: 80px; height: 80px; animation-delay: 6s; animation-duration: 22s; }
.auth-body .bubbles span:nth-child(4) { left: 55%; width: 25px; height: 25px; animation-delay: 2s; animation-duration: 16s; }
.auth-body .bubbles span:nth-child(5) { left: 70%; width: 70px; height: 70px; animation-delay: 4s; animation-duration: 20s; }
.auth-body .bubbles span:nth-child(6) { left: 85%; width: 40px; height: 40px; animation-delay: 1s; animation-duration: 19s; }

@keyframes rise {
  0% { transform: translateY(0) scale(1); opacity: .7; }
  50% { transform: translateY(-50vh) scale(1.1); opacity: .5; }
  100% { transform: translateY(-100vh) scale(1.2); opacity: 0; }
}

/* Card */
.auth-card {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  border-radius: 22px;
  box-shadow: 0 12px 35px rgba(255,102,0,0.25),
              0 0 40px rgba(255,152,0,0.15) inset;
  width: 100%;
  max-width: 420px;
  padding: 2rem;
  animation: fadeUp .8s ease;
}

/* Title */
.auth-title {
  text-align: center;
  font-weight: 800;
  font-size: 1.9rem;
  color: #e65100;
  margin-bottom: .5rem;
  text-shadow: 0 2px 6px rgba(255,120,0,0.2);
}

/* Inputs */
.auth-form .form-control {
  border-radius: 14px;
  padding: 0.75rem 1rem;
  border: 1px solid #ffc89c;
  background: #fffefc;
  transition: all .25s ease;
}
.auth-form .form-control:focus {
  border-color: #ff9800;
  box-shadow: 0 0 0 3px rgba(255,152,0,.3);
  transform: scale(1.02);
}

/* Button */
.auth-btn {
  background: linear-gradient(270deg, #ff9800, #ff5722, #ff9800);
  background-size: 600% 600%;
  border: none;
  border-radius: 14px;
  color: #fff;
  font-weight: 600;
  padding: 12px 22px;
  transition: all .25s ease-in-out;
  box-shadow: 0 6px 18px rgba(255,87,34,.3);
  width: 100%;
  cursor: pointer;
  animation: glowing 6s ease infinite;
}
.auth-btn:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 12px 28px rgba(255,87,34,.45);
}

@keyframes glowing {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(25px); }
  to   { opacity: 1; transform: translateY(0); }
}