.msf-container {
    width: 100%;
    text-align: center;
}

.progress-bar {
    width: 100%;
    height: 16px;
    background: #FFFFFF;
    margin-bottom: 20px;
    border-radius: 4px;
}

.progress {
    width: 0;
    height: 100%;
    background: red;
    transition: width 0.3s;
    border-radius: 4px;
}

.form-step.active {
    display: block;
}

.option-btn {
    font-family: Inter, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen-Sans, Ubuntu, Cantarell, Helvetica Neue, sans-serif;
    font-size: 14px;
    font-weight: 600;
    line-height: 24px;
    display: block;
    width: 70%;
    padding: 12px 10px;
    margin: 24px auto;
    background: #FFFFFF;
    color: #000000;
    box-shadow: 0px 3px 0px 0px #D1D1D1;
    border-radius: 4px;
    border: 0px solid;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.option-btn:hover {
    background: red;
    color: white;
    box-shadow: 0px 4px 0px 0px #9F0000;
    transform: translateY(-2px);
}

.option-btn.selected {
    background: red;
    color: white;
    box-shadow: 0px 4px 0px 0px #9F0000;
    border: none;
}

.next-btn, .submit-btn{
    padding: 12px 20px;
    cursor: pointer;
    margin: 0px 10px;
    border: none;
    width: 164px;
    border-radius: 4px;
    box-shadow: 0px 4px 0px 0px #9F0000;
    color: #ffffff;
    background: #FF0000;
    font-size: 16px;
    font-weight: 600;
    line-height: 28px;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.next-btn:hover, .submit-btn:hover {
    background: #E60000;
    color: #ffffff;
    box-shadow: 0px 4px 0px 0px #9F0000;
}

.prev-btn:hover {
    background: #CCCCCC;
    color: #000000;
    box-shadow: 0px 4px 0px 0px #9F9F9F;
}

.prev-btn {
    cursor: pointer;
    padding: 12px 20px;
    margin: 0px 10px;
    border: none;
    width: 164px;
    border-radius: 4px;
    box-shadow: 0px 4px 0px 0px #9F9F9F;
    color: #000000;
    background: #D7D7D7;
    font-size: 16px;
    font-weight: 600;
    line-height: 28px;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.step-label H2{
    font-family: Inter, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen-Sans, Ubuntu, Cantarell, Helvetica Neue, sans-serif;
    font-size: 24px;
    font-weight: 700;
    line-height: 29px;
    color: #FFFFFF;
}

button.option-btn.selected:focus {
    outline: none;
}

.form-step {
    text-align: center;
    display: none;
    width: 70%;
    margin: 0px auto;
}

.step-label h2 {
    color: #fff;
    font-size: 32px !important;
    margin-bottom: 20px;
}

.step-column {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    max-width: 600px;
    margin: 0 auto;
    padding-top: 30px;
}

.step-column-first,
.step-column-second {
    display: flex;
    flex-direction: column;
    gap: 24px;
    width: 45%;
}

.step-column .option-btn {
    margin: 0px !important;
    width: 100% !important;
}

.form-step .action-btn {
    padding-top: 24px;
}

.input-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    max-width: 600px;
    margin: 0 auto;
}

.input-group label {
    color: #ffffff;
    font-size: 14px;
    font-weight: 500;
    display: block;
    line-height: 14.5px;
}

.input-group input {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    background: white;
    border: none;
    border-radius: 8px;
    outline: none;
}

.form-step .input-group input {
    margin-bottom: 18px !important;
    height: 48px;
    border-radius: 4px;
    border: 1px solid #FFFFFF;
    padding: 24px 12px;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
}

h2 {
    color: #fff;
    font-size: 32px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 15px;
}

.input-wrapper {
    flex: 1;
    min-width: 30%;
    margin: 5px;
}

.input-wrapper input,
.input-wrapper select,
textarea {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    background: white;
    border: none;
    border-radius: 8px;
    box-shadow: 0px 3px 0px 0px #D1D1D1;
    outline: none;
}

/* Chỉnh textarea */
textarea {
    min-height: 100px;
    max-width: 100% !important;
}

.input-wrapper label, .form-group label {
    font-size: 14px;
    line-height: 14.5px;
    font-weight: 400;
    width: 100%;
    text-align: start;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    padding-bottom: 8px;
}

.input-wrapper .required {
    color: #ff0000;
}

.form-group .input-wrapper input {
    margin-bottom: 18px !important;
    height: 48px;
    border-radius: 4px;
    border: 1px solid #FFFFFF;
    padding: 24px 12px;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
}

.form-group .input-wrapper select {
    border-radius: 4px;
    border: 1px solid #FFFFFF;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    padding: 14px;
    height: 48px;
}

.form-group .iti--allow-dropdown {
    width: 100% ;
}

div:where(.swal2-container) h2:where(.swal2-title) {
    font-size: 1.875em !important;
}