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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .login-container {
            background: white;
            border-radius: 8px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
            width: 100%;
            max-width: 400px;
            padding: 40px 30px;
            text-align: center;
        }

        .logo {
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        h1 {
            font-size: 20px;
            font-weight: 700;
            color: #333;
            margin-bottom: 5px;
        }

        .subtitle {
            font-size: 14px;
            color: #666;
            margin-bottom: 30px;
        }

        .form-group {
            margin-bottom: 20px;
            text-align: left;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            color: #666;
            margin-bottom: 8px;
        }

        .input-wrapper {
            position: relative;
        }

        .form-group input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 14px;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus {
            outline: none;
            border-color: #2ecc71;
            box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
        }

        .toggle-password {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            cursor: pointer;
            color: #999;
            font-size: 18px;
            padding: 5px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color 0.2s ease;
        }

        .toggle-password:hover {
            color: #666;
        }

        .forgot-password {
            text-align: right;
            margin: 10px 0 30px 0;
        }

        .forgot-password a {
            font-size: 13px;
            color: #333;
            text-decoration: underline;
            transition: color 0.2s ease;
        }

        .forgot-password a:hover {
            color: #2ecc71;
        }

        .login-btn {
            width: 100%;
            padding: 12px;
            background: #2ecc71;
            color: white;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .login-btn:hover {
            background: #27ae60;
        }

        .login-btn:active {
            transform: scale(0.98);
        }

        .signup-link {
            margin-top: 20px;
            font-size: 13px;
            color: #666;
        }

        .signup-link a {
            color: #2ecc71;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.2s ease;
        }

        .signup-link a:hover {
            color: #27ae60;
        }