.form-style {
    border-bottom: 2px solid #0396c2;
    margin-top: 0;
    position: relative; /* caret/menu anchor */
}

.form-select, .form-control, .form-floating {
    border-left: none;
    border-right: none;
    border-top: none;
    background-color: transparent;
    box-shadow: none;
    width: 100%;
}

.form-control {
    border: none;
    padding-right: 28px; 
    line-height: 1.5; 
}

    .form-control:focus, .form-floating:focus:active, .form-select:focus {
        box-shadow: none;
        outline: none;
        background-color: transparent;
    }

textarea.form-control {
    border: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .form-select, .form-control, .form-floating {
        width: 100%;
    }
}

/* Popup menu */
.ms-ddl-menu {
    position: absolute;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    margin-top: 6px;
    min-width: 100%;
    max-height: 280px;
    overflow: auto;
    display: none;
    background: #fff;
    border: 1px solid var(--border-color, rgba(0,0,0,.15));
    border-radius: .375rem;
}

    .ms-ddl-menu.show {
        display: block;
    }

.ms-ddl-item {
    padding: 6px 12px;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: #fff;
    color: inherit;
}

    .ms-ddl-item:hover, .ms-ddl-item:focus {
        background-color: var(--secondary-color);
        outline: none;
    }

.ms-ddl-empty {
    padding: 6px 12px;
    color: #666;
}

.form-control.is-invalid {
    border-bottom: 2px solid var(--error-color, #ca5100);
}

.invalid-feedback {
    display: block;
    color: var(--error-color, #ca5100);
    font-size: .875rem;
    margin-top: .25rem;
}

.ms-ddl-caret {
    position: absolute;
    top: 50%;
    right: 8px; 
    width: 12px;
    height: 12px;
    transform: translateY(-50%) rotate(-135deg); 
    color: var(--primary-color);
    pointer-events: auto;
    cursor: pointer;
    transition: transform .2s ease-in-out;
}

    .ms-ddl-caret::before {
        content: "";
        display: block;
        width: 75%;
        height: 75%;
        border-right: 2px solid var(--border-color);
        border-bottom: 2px solid var(--border-color);
        box-sizing: border-box;
        border-radius: 1px; 
    }

.ms-open .ms-ddl-caret {
    transform: translateY(-50%) rotate(45deg); 
}