:root {
    --accent: #57dbff;
    --primary: #1f2437;
    --secondary: #10121c;
    --elevated: #1e293b;
    --elevated-border: #334155;
    --text: white;
    --text-secondary: #949ba4;
}

* {
    box-sizing: border-box;
    touch-action: manipulation;
    margin: 0;
    padding: 0;
    min-width: 0;
}

body {
    font-family: system-ui;
    background-color: var(--secondary);
    color: var(--text);
    max-width: 800px;
    margin: 0 auto;
}

.output {
    background-color: var(--accent);
    color: var(--primary);
    display: grid;
    grid-template-columns: 1fr;
    gap: .5rem;
    padding: .5rem;
    border-radius: .25rem;
    margin-block-end: 1rem;
}

.output>img,
.output>pre {
    width: 100%;
    display: block;
}

.output>.scroll-inside {
    overflow: scroll;
    background-color: white;
    padding: .5rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

h1 {
    margin: 0;
}


.tabs {
    display: flex;
    flex-wrap: wrap;
    margin: 0 auto 0;
}

.radiotab {
    position: absolute;
    opacity: 0;
    background-color: var(--primary);
}

.radiotab+label {
    background-color: var(--primary);
    border-bottom-width: 0;
    padding: .5rem 1rem;
    opacity: .5;
    border-radius: .25rem .25rem 0 0;
    cursor: pointer;
}

.radiotab+label:hover {
    border-color: var(--accent);
}

.radiotab+label:active {
    transform: translateY(.125rem);
}

.radiotab:checked+.label {
    opacity: 1;
}

.panel {
    order: 99;
    background-color: var(--primary);
    padding: 1rem;
    display: none;
    width: 100%;
    border-radius: 0 .25rem .25rem .25rem;
}

.radiotab:checked+.label+.panel {
    display: block;
}

a,
a:visited {
    text-decoration: underline dashed;
    color: var(--accent);
}

h2,
h3 {
    margin-block-end: .5rem;
}

input,
select,
button {
    font-family: inherit;
    font-size: 100%;
    line-height: 1.15;
    margin: 0;
    border-radius: .25rem;
    padding: .25rem .5rem;
}

input[type="text"],
input[type="submit"],
select,
button {
    background-color: var(--elevated);
    color: var(--text);
    border-color: var(--elevated-border);
    border-style: solid;
}

button {
    cursor: pointer;
}

input:focus {
    border-color: var(--accent);
    border-style: solid;
    outline: none;
}

input[type="submit"] {
    cursor: pointer;
    text-align: center;
}

select:hover,
input:hover,
button:hover {
    border-color: var(--accent);
}

form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

form:not(:has(input[type="file"]:valid))>.upload-btn {
    opacity: .5;
    cursor: not-allowed;
}

hr {
    color: var(--accent);
}

@media (width > 768px) {
    .language-input-wrapper {
        flex-direction: row !important;
    }
}

.language-input-wrapper {
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    gap: 1rem;
}


.language-input>div {
    display: flex;
    gap: .5rem;
}

.language-input>select {
    display: block;
    cursor: pointer;
}

.upload-btn {
    width: 100%;
    margin-block-start: 1rem;
    padding-block: .75rem;
    border: none !important;
    background-color: var(--accent) !important;
    color: var(--primary) !important;
}

/*  */

.file-area {
    width: 100%;
    position: relative;
    font-size: 18px;
    color: black;
}

.file-area input[type=file]::file-selector-button {
    display: none
}

.file-area input[type=file]::-webkit-file-upload-button {
    display: none
}

.file-area input[type=file]::-ms-browse {
    display: none
}

.file-area input[type=file] {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    border: none;
    bottom: 0;
    cursor: pointer;
    color: var(--accent);
}

.file-area .file-dummy {
    height: 8rem;
    border: 2px solid var(--elevated-border);
    background-color: var(--elevated);
    color: var(--accent);
    text-align: right;
    display: flex;
    align-items: end;
    justify-content: right;

    transition: background 0.3s ease-in-out;
    border-radius: .25rem;
    padding: .25rem .5rem;
}

.file-area .file-dummy .success {
    display: none;
}

.file-area:hover .file-dummy {
    border-color: 2px solid var(--accent);
}

.file-area input[type=file]:required:valid+.file-dummy {
    background-color: color-mix(in srgb, lime 15%, var(--elevated));
    border-color: lime;
}

.file-area input[type=file]:required:valid+.file-dummy .success {
    display: inline-block;
}

.file-area input[type=file]:required:valid+.file-dummy .default {
    display: none;
}