* {box-sizing: border-box;font-family: 'Segoe UI', 'Noto Sans TC', sans-serif}
input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 18px;
}


body {
    margin: 0;
    background: #f0f2f5;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

/**** 遮罩 ****/
.form-overlay {
    display: none; /* 預設不顯示 */
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 10;
    justify-content: center;
    align-items: center;
}

.form-wrapper {
    position: relative;
}
.mt-2{font-size:20px;font-weight:bold;}
/**************/


.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box {
    background: #fff;
    padding: 48px 32px;
    border-radius: 12px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

    .login-box h2 {
        margin-top: 2px;
        font-size: 28px;
        color: #333;

        padding-top:10px;
    }

    .login-box h3 {
        margin: 2px 0;
        font-size: 14px;
        color: #333;
        padding-top: 10px;
        float: right;
        word-spacing:2px;
    }


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

label {
    display: block;
    font-size: 18px;
    margin-bottom: 6px;
    color: #333;
}



.login-btn {
    width: 100%;
    padding: 12px;
    background-color: #00bfa5;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 8px;
    transition: background-color 0.3s ease;
}
    .login-btn:hover { background-color: #1ce3cb;}
    .login-btn:active { background-color: #009688;}


@media (max-width: 480px) {
    .login-box {
        padding: 24px;
    }

    .login-btn {
        font-size: 15px;
    }
}