/* ===== Login Page ===== */
    .login-page {
      display: flex;
      align-items: center;
      justify-content: center;
      height: 100vh;
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }

    .login-card {
      background: #fff;
      border-radius: 12px;
      padding: 40px;
      width: 380px;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    }

    .login-card h1 {
      text-align: center;
      margin-bottom: 8px;
      font-size: 24px;
    }

    .login-card p {
      text-align: center;
      color: #666;
      margin-bottom: 24px;
      font-size: 14px;
    }

    .login-card .form-group {
      margin-bottom: 16px;
    }

    .login-card label {
      display: block;
      margin-bottom: 6px;
      font-weight: 500;
      font-size: 14px;
    }

    .login-card input {
      width: 100%;
      padding: 10px 12px;
      border: 1px solid #ddd;
      border-radius: 8px;
      font-size: 14px;
      transition: border-color 0.2s;
    }

    .login-card input:focus {
      outline: none;
      border-color: #667eea;
    }

    .login-card button {
      width: 100%;
      padding: 12px;
      background: linear-gradient(135deg, #667eea, #764ba2);
      color: #fff;
      border: none;
      border-radius: 8px;
      font-size: 16px;
      cursor: pointer;
      transition: opacity 0.2s;
    }

    .login-card button:hover {
      opacity: 0.9;
    }

    .login-card .error {
      color: #e74c3c;
      text-align: center;
      margin-top: 12px;
      font-size: 14px;
    }