* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Inter', sans-serif;
    }

    body {
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      background: linear-gradient(135deg, #f6d365, #fda085, #fbc2eb, #a18cd1);
      background-size: 400% 400%;
      animation: gradientShift 15s ease infinite;
    }

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

    .login-box {
      background-color: rgba(255, 255, 255, 0.95);
      padding: 40px;
      border-radius: 15px;
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
      width: 100%;
      max-width: 400px;
    }

    .login-box h1 {
      text-align: center;
      margin-bottom: 30px;
      font-weight: 600;
      color: #333;
    }

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

    .input-group i {
      position: absolute;
      top: 12px;
      left: 12px;
      color: #999;
    }

    .input-group input {
      width: 100%;
      padding: 10px 12px 10px 36px;
      border: 1px solid #ccc;
      border-radius: 8px;
      outline: none;
      font-size: 15px;
    }

    .btn-submit {
      width: 100%;
      padding: 12px;
      background-color: #d98c74;
      color: white;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      font-weight: 600;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .btn-submit:hover {
      background-color: #c9765b;
    }

    .links {
      margin-top: 15px;
      text-align: center;
    }

    .links a {
      text-decoration: none;
      color: #d98c74;
      font-size: 14px;
    }

    .links a:hover {
      text-decoration: underline;
    }

    .show-password {
      font-size: 14px;
      margin-bottom: 20px;
    }

    .error-msg,
    .message-box {
      margin-bottom: 15px;
      padding: 10px;
      border-radius: 6px;
      font-size: 14px;
      text-align: center;
    }

    .error-msg {
      background-color: #f8d7da;
      color: #842029;
    }

    .message-box {
      background-color: #d9534f;
      color: white;
    }