.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  top: -200px; right: -200px;
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.login-page::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  bottom: -100px; left: -100px;
  border-radius: 50%;
  animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(5deg); }
}

.login-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  padding: 48px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
  animation: slideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 10;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-logo {
  width: 80px; height: 80px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 2rem;
  color: #fff;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.login-input {
  position: relative;
  margin-bottom: 20px;
}

.login-input i {
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
}

.login-input input {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 16px 14px 48px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  font-size: 0.95rem;
  transition: all 0.3s;
}

.login-input input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
  outline: none;
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.demo-accounts {
  margin-top: 24px;
  padding: 16px;
  background: rgba(102, 126, 234, 0.05);
  border-radius: 12px;
  font-size: 0.85rem;
}