:root {
  --theme-color: #3498db; /* PHP'den gelen değerle override edilir */
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #e0f7ec, #f0f0f0);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-form {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 400px;
  text-align: center;
  transition: all 0.3s ease;
}

.login-form:hover {
  box-shadow: 0 12px 32px rgba(0,0,0,0.15);
}

.login-logo img {
  max-width: 120px;
  margin-bottom: 12px;
}

.login-logo h2 {
  font-size: 20px;
  color: #333;
  margin-bottom: 16px;
}

.login-form p {
  font-size: 14px;
  color: #555;
  margin-bottom: 20px;
}

.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  padding: 12px;
  margin-bottom: 16px;
  border: none;
  border-radius: 8px;
  background: #f5f5f5;
  font-size: 14px;
  transition: background 0.2s ease;
}

.login-form input:focus {
  background: #e8f5e9;
  outline: none;
}

.login-form button {
  width: 100%;
  padding: 12px;
  background-color: var(--theme-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
}

.login-form button:hover {
  background-color: #2e8ac4;
}

@media (max-width: 480px) {
  .login-form {
    padding: 20px;
    border-radius: 12px;
  }

  .login-logo h2 {
    font-size: 18px;
  }
}