/* Structure */

:root
{
    --standard-form-margin: 30px;
    --standard-form-font-size: 16px;
    --max-form-width: 1000px;
    --radius4: 4px;

    --light_grey: #ccc;
}

.standard_form
{
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: var(--standard-form-margin);
    flex-shrink: 0;
}

.standard_form > .input_wrapper
{
    position: relative;
    width: 100%;
    margin-bottom: calc(var(--standard-form-margin) / 2);
}

.standard_form input:not([type=submit])
{
    font-size: calc(var(--standard-form-font-size) * 1.5);
    font-weight: 600;
    line-height: calc(var(--standard-form-font-size) + 20px);
    background: none;
    border: none;
    border-bottom: 2px solid;
    box-sizing: border-box;
    outline: none;
    width: 100%;
}

.standard_form .error-message
{
    /*display: none;*/
    font-weight: 300;
}

.standard_form label
{
    display: inline-block;
    transform: translate(0, 28px);
    transition: 0.15s;
    cursor: text;
}

.standard_form .password_container
{
    display: flex;
    width: 100%;
}

.standard_form .visibility_toggle
{
    display:inline-block;
    padding-left: 4px;
    font-size: calc(var(--standard-form-font-size)* 1.5);
    line-height: calc(var(--standard-form-font-size) + 20px);
    cursor: pointer;
    border-bottom: 2px solid;
    box-sizing: border-box;
}

.standard_form .input--active label,
.standard_form .input--filled label
{
    transform: translate(0, 0);
}

.standard_form .input--invalid
{
    color: var(--red);
}

.standard_form .input--invalid input
{
    animation: shake 0.3s cubic-bezier(.36,.07,.19,.97) both;
    border-bottom: 2px solid var(--red);
    box-shadow: none;
    color: var(--red);
    transform: translate3d(0, 0, 0);
}

@keyframes shake {
    0%, 100% {
        transform: translate3d(0, 0, 0);
    }

    33% {
        transform: translate3d(-6px, 0, 0);
    }

    66% {
        transform: translate3d(6px, 0, 0);
    }
}

#form_register,
#form_login
{
    justify-content: center;
}

.standard_form_container {
    display: flex;
    flex-direction: row;
    margin: var(--standard-form-margin) auto var(--standard-form-margin) auto;
    overflow: hidden;
    position: relative;
    max-width: var(--max-form-width);
    border-radius: var(--radius4);
    border: var(--padding8) solid var(--grey);
}

.standard_form_container > *
{
    flex-basis: calc(var(--max-form-width) / 2);
    box-sizing: border-box;
}

#form_welcome
{
    display:flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: var(--standard-form-margin);
    border-width: 0 calc(var(--padding8) / 2) 0 0;
    border-style: dotted;
}

#form_welcome > img
{
    max-height: 300px;
}

.submit_wrapper
{
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    width: 100%;
    margin-top: calc(var(--standard-form-margin) / 2);
}
.submit_wrapper > a
{
    text-align: center;
}

@media (max-width: 350px)
{
    .submit_wrapper
    {
        flex-direction: column-reverse;
    }
    .submit_wrapper .submit_alt
    {
        margin: 0;
        padding-bottom: 0;
    }
}

@media (max-width: 750px)
{
    .standard_form_container
    {
        flex-direction: column;
    }

    .standard_form_container > *
    {
        flex-basis: auto;
    }

    #form_welcome
    {
        border-width: 0 0 calc(var(--padding8) / 2) 0;
        padding: calc(var(--standard-form-margin) / 2);
    }

    #form_welcome > img
    {
        max-height: 100px;
    }
}

@media (max-width: 450px)
{
    .standard_form input:not([type=submit])
    {
        font-size: calc(var(--standard-form-font-size));
    }
    .error-message
    {
        font-size: calc(var(--standard-form-font-size) * 0.75);
    }
    .standard_form .visibility_toggle
    {
        font-size: calc(var(--standard-form-font-size));
    }
}

button
{
    cursor: pointer;
}

button:disabled
{
    -webkit-user-select: none; /* Safari */
    -ms-user-select: none; /* IE 10 and IE 11 */
    user-select: none; /* Standard syntax */
    cursor: default;
}

.submit_alt
{
    margin-right: 20px;
    font-weight:600;
    padding: calc(var(--standard-form-margin) / 2) 0;
    display:inline-block;
    transition: var(0.3);
    text-decoration: none;
}
.submit_alt:hover
{
    text-decoration: underline;
    text-decoration-thickness: calc(var(--padding8) / 2);
    text-underline-offset: 5px;
}

#submit_btn {
    color: var(--yellow);
    background: var(--grey);
    font-weight: 600;
    border: none;
    padding: calc(var(--standard-form-margin) / 2) var(--standard-form-margin);
    transition: var(0.2);
    border-radius: var(--radius4);
    outline: none;
}

#submit_btn:disabled
{
    color: #aaa;
    background: var(--light_grey);
}

#submit_btn:not(:disabled):hover,
#submit_btn:not(:disabled):focus
{
    background: var(--green);
}

.standard_form_container h2 {
    color: #74bdb7;
    text-align: center;
    text-transform: uppercase;
}

.standard_form_container h3 {
    color: #f37b56;
    left: -.17rem;
    margin-bottom: 1.5rem;
    position: relative;
    text-align: center;
    text-transform: uppercase;
}

.standard_form_container figure {
    overflow: hidden;
    position: relative;
    width: 100%;
}

@media (min-width: 768px) {
    .standard_form_container figure {
        float: left;
        height: 100%;
        position: relative;
        width: 50%;
    }
}