@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes shimmer {
  0% { background-position: -300px 0; }
  100% { background-position: 300px 0; }
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  display: flex;
  min-height: 100vh;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #4f46e5, #7c3aed, #a855f7);
  color: #e5e7eb;
  overflow-x: hidden;
  position: relative;
}

.left {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 4rem;
  position: relative;
  z-index: 2;
}

form {
  width: 100%;
  max-width: 400px;
  background: rgba(17, 24, 39, 0.6);
  backdrop-filter: blur(10px);
  padding: 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  animation: fadeInUp 0.8s ease forwards;
}

form h2 {
  font-weight: 600;
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  color: #fff;
  font-size: 1rem;
  transition: border-color 0.3s ease, background 0.3s ease;
}

input[type="text"]:focus,
input[type="password"]:focus {
  border-color: #a855f7;
  outline: none;
  background: rgba(255,255,255,0.1);
}

label {
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  color: #cbd5e1;
  margin-bottom: 1.5rem;
  cursor: pointer;
}

label input[type="checkbox"] {
  margin-right: 0.6rem;
  width: 1.1rem;
  height: 1.1rem;
  accent-color: #a855f7;
}

button {
  width: 100%;
  padding: 0.9rem;
  border: none;
  border-radius: 9999px;
  background: linear-gradient(90deg, #a855f7, #7c3aed);
  color: white;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(168, 85, 247, 0.4);
  transition: transform 0.2s ease;
}
button:hover {
  transform: scale(1.05);
}

footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: #9ca3af;
}

.right {
  flex: 1;
  background: rgba(255,255,255,0.25);
  backdrop-filter: blur(30px);
  color: #1f2937;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 3rem 4rem;
  position: relative;
  z-index: 1;
  border-top-left-radius: 50% 30%;
  border-bottom-left-radius: 50% 30%;
  margin-left: -100px; 
  box-shadow: -30px 0 60px -10px rgba(0,0,0,0.25);
  animation: fadeInUp 0.8s ease forwards;
}

.welcome-text {
  text-align: center;
  font-weight: 600;
  font-size: 2.1rem;
  line-height: 1.3;
}

.welcome-text button {
  margin-top: 1.2rem;
  padding: 0.6rem 1.6rem;
  font-weight: 600;
  border: none;
  border-radius: 9999px;
  background: linear-gradient(90deg, #a855f7, #7c3aed);
  color: white;
  cursor: pointer;
  box-shadow: 0 3px 12px rgba(168,85,247,0.4);
  transition: transform 0.2s ease;
}
.welcome-text button:hover {
  transform: scale(1.05);
}

.mobile-warning {
  display: none;
  color: red;
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  body { flex-direction: column; }
  .right { display: none; }
  .mobile-warning { display: block; }
}