* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, "avenir next", avenir,
    "helvetica neue", helvetica, ubuntu, roboto, noto, "segoe ui", arial,
    sans-serif;
    margin: 0;
    padding: 0;
    text-decoration-skip-ink: "auto";
}

:root {
    --gray-900: #1a202c;
    --gray-800: #2d3748;
    --gray-700: #4a5568;
    --gray-600: #718096;
    --gray-500: #a0aec0;
    --gray-400: #cbd5e0;
    --gray-300: #e2e8f0;
    --gray-200: #edf2f7;
    --gray-100: #f7fafc;
    --red-100: #fff5f5;
    --red-200: #fed7d7;
    --red-300: #feb2b2;
    --red-400: #fc8181;
    --red-500: #f56565;
    --red-600: #e53e3e;
    --red-700: #c53030;
    --red-800: #9b2c2c;
    --red-900: #742a2a;
    --blue-100: #ebf8ff;
    --blue-200: #bee3f8;
    --blue-300: #90cdf4;
    --blue-400: #63b3ed;
    --blue-500: #4299e1;
    --blue-600: #3182ce;
    --blue-700: #2b6cb0;
    --blue-800: #2c5282;
    --blue-900: #2a4365;
    --white: white;
    --red: #f56565;
    --text-decoration-color: var(--gray-400);
    --text-color: var(--gray-800);
    --focus-ring-color: var(--blue-500);
}

body {
    padding: 0;
    margin: calc(100vh / 50) calc(100vw / 50);
    background-color: white;
    font-weight: 400;
    line-height: 1.563;
    color: var(--text-color);
    caret-color: var(--text-color);
}

@media (prefers-color-scheme: dark) {
    body {
        color: white;
        background-color: var(--gray-900);
        caret-color: white;
    }
}

/* Typography
––––––––––––––––––––––––––––––––– */

h1,
h2,
h3,
h4,
h5,
h6 {
    margin-bottom: 1rem;
    margin-top: 1em;
    font-weight: bold;
}

h1 {
    font-size: 3.052rem;
    letter-spacing: -0.15rem;
    line-height: 1;
}

h2 {
    font-size: 2.441rem;
    letter-spacing: -0.12rem;
    line-height: 1.2;
}

h3 {
    font-size: 1.953rem;
    letter-spacing: -0.09rem;
    line-height: 1.2;
}

h4 {
    font-size: 1.563rem;
    letter-spacing: -0.06rem;
    line-height: 1.3;
}

h5 {
    font-size: 1.25rem;
    letter-spacing: -0.03rem;
    line-height: 1.4;
}

h6 {
    font-size: 1rem;
    letter-spacing: 0;
    line-height: 1.5;
}

p {
    margin-bottom: 1.563rem;
}

p > *:last-child {
    margin-bottom: 0;
}

a {
    color: inherit;
    text-decoration: underline;
    text-decoration-color: var(--text-decoration-color);
    -webkit-text-decoration-color: var(--text-decoration-color);
    border-radius: 5px;
    text-underline-offset: 2px;
    text-decoration-thickness: 2px;
}

@media (hover: hover) {
    a:hover {
        text-decoration-color: var(--gray-800);
    }
}

@media (hover: hover) and (prefers-color-scheme: dark) {
    a:hover {
        text-decoration-color: white;
    }
}

@media (prefers-color-scheme: dark) {
    a {
        text-decoration-color: var(--gray-700);
        -webkit-text-decoration-color: var(--gray-700);
    }
}

a:focus-visible {
    box-shadow: 0 0 0 2px var(--focus-ring-color);
    outline: none;
}

small {
    font-size: 0.888rem;
}

hr {
    border: 1px dashed #ccc;
    margin: 1rem 0;
}

/* Form
––––––––––––––––––––––––––––––––– */
label {
    font-weight: bold;
    display: flex;
}

input[type="email"],
input[type="text"],
input[type="number"] {
    padding: 0.65rem 0.5rem;
    font-size: 14px;
    border: 1px solid var(--gray-200);
    background-color: var(--gray-100);
    color: var(--gray-800);
    border-radius: 10px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

@media (prefers-color-scheme: dark) {
    input[type="email"],
    input[type="text"],
    input[type="number"] {
        background-color: var(--gray-800);
        border-color: var(--gray-700);
        color: white;
    }

    input[type="email"]::placeholder,
    input[type="text"]::placeholder,
    input[type="number"]::placeholder,
    select,
    textarea {
        color: var(--gray-500);
    }
}

input[type="email"],
input[type="text"],
input[type="number"],
textarea,
select {
    width: 400px;
}

select {
    margin: 0;
    -webkit-appearance: none;
    box-sizing: border-box;
    padding: 0.65rem 0.5rem;
    font-size: 14px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    color: #000;
    height: auto;
    background-color: var(--gray-100);
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 125.304 125.304"><path d="M62.652 103.895L0 21.41h125.304" fill="%23343334"/></svg>');
    background-repeat: no-repeat;
    background-size: 1rem;
    background-position: center right 0.5rem;
}

@media (prefers-color-scheme: dark) {
    select {
        background-color: var(--gray-800);
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 125.304 125.304"><path d="M62.652 103.895L0 21.41h125.304" fill="%23ffffff"/></svg>');
        border-color: var(--gray-700);
        color: white;
    }
}

textarea {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    font-size: 14px;
    border: 2px solid var(--gray-200);
    color: #000;
    border-radius: 10px;
    resize: vertical;
    background-color: var(--gray-100);
    box-sizing: border-box;
    padding: 0.65rem 0.5rem;
    font-family: -apple-system, BlinkMacSystemFont, "avenir next", avenir,
    "helvetica neue", helvetica, ubuntu, roboto, noto, "segoe ui", arial,
    sans-serif;
}

@media (prefers-color-scheme: dark) {
    textarea {
        background-color: var(--gray-800);
        border-color: var(--gray-700);
        color: white;
    }
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border: 1px solid var(--focus-ring-color);
}

input:invalid,
select:invalid,
textarea:invalid {
    border: 2px solid #ff7d87;
    box-shadow: none;
}

input[type="radio"],
input[type="checkbox"] {
    display: inline-block;
    height: 1rem;
    font-size: 1rem;
    border-radius: 5px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border: 2px solid var(--gray-300);
    width: 1rem;
    background-color: white;
    align-self: center;
    margin-right: 0.5rem;
}

@media (prefers-color-scheme: dark) {
    input[type="checkbox"] {
        background-color: var(--gray-800);
        border-color: var(--gray-600);
    }
}

input[type="checkbox"]:hover {
    cursor: pointer;
}

input[type="radio"]:checked,
input[type="checkbox"]:checked {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="78.369" height="78.369" viewBox="0 0 78.369 78.369"><path fill="white" d="M78.05 19.015l-48.592 48.59c-.428.43-1.12.43-1.548 0L.32 40.016c-.427-.426-.427-1.12 0-1.547l6.704-6.704c.428-.427 1.12-.427 1.548 0l20.113 20.112 41.113-41.113c.43-.427 1.12-.427 1.548 0l6.703 6.704c.427.427.427 1.12 0 1.548z"/></svg>');
    background-size: contain;
    background-color: var(--gray-700);
    border: 2px solid var(--gray-700);
}

input[type="checkbox"]:focus-visible,
input[type="checkbox"]:checked:focus-visible {
    border-color: var(--focus-ring-color);
}

@media (prefers-color-scheme: dark) {
    input[type="checkbox"]:checked {
        background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="78.369" height="78.369" viewBox="0 0 78.369 78.369"><path fill="%23343434" d="M78.05 19.015l-48.592 48.59c-.428.43-1.12.43-1.548 0L.32 40.016c-.427-.426-.427-1.12 0-1.547l6.704-6.704c.428-.427 1.12-.427 1.548 0l20.113 20.112 41.113-41.113c.43-.427 1.12-.427 1.548 0l6.703 6.704c.427.427.427 1.12 0 1.548z"/></svg>');
        background-color: white;
        border: 2px solid white;
    }
}

/*
input[type="radio"] {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 50%;
    border: 2px solid var(--gray-300);
    height: 1rem;
    width: 1rem;
    margin-right: 0.5rem;
    align-self: center;
    justify-content: center;
    position: relative;
    display: flex;
}
*/

@media (prefers-color-scheme: dark) {
    input[type="radio"] {
        border: 2px solid white;
    }
}

@media (hover: hover) {
    input[type="radio"]:hover {
        cursor: pointer;
    }
}

input[type="radio"]:checked {
    border: 2px solid var(--gray-700);
}

input[type="radio"]:focus-visible,
input[type="radio"]:checked:focus-visible {
    border-color: var(--focus-ring-color);
}

@media (prefers-color-scheme: dark) {
    input[type="radio"]:checked {
        border: 2px solid white;
    }
}

input[type="radio"]:checked::before {
    content: "";
    width: calc(100% - 4px);
    height: calc(100% - 4px);
    background-color: var(--gray-700);
    align-self: center;
    border-radius: 50%;
}

@media (prefers-color-scheme: dark) {
    input[type="radio"]:checked::before {
        background-color: white;
    }
}

input[type="submit"],
input[type="reset"],
input[type="button"],
button,
.link-button {
    padding: 0.5rem 0.5rem;
    font-size: 1rem;
    border-radius: 10px;
    background-color: var(--gray-700);
    border: 2px solid var(--gray-700);
    color: white;
    text-decoration: none;
    font-weight: bold;
    /*margin-bottom: 1rem;*/
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    display: inline-block;
    line-height: initial;
    transition: background-color 200ms ease-in-out, border 200ms ease-in-out,
    transform 200ms ease-in-out;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

@media (prefers-color-scheme: dark) {
    input[type="submit"],
    input[type="reset"],
    input[type="button"],
    button {
        background-color: white;
        border: 2px solid white;
        color: var(--gray-800);
    }
}

@media (hover: hover) {
    input[type="submit"]:hover,
    input[type="reset"]:hover,
    input[type="button"]:hover,
    button:hover {
        cursor: pointer;
        background-color: var(--gray-800);
    }
}

@media (hover: hover) and (prefers-color-scheme: dark) {
    input[type="submit"]:hover,
    input[type="reset"]:hover,
    input[type="button"]:hover,
    button:hover {
        cursor: pointer;
        background-color: var(--gray-300);
    }
}

button:focus-visible,
input[type="submit"]:focus-visible,
input[type="reset"]:focus-visible,
input[type="button"]:focus-visible {
    border-color: var(--focus-ring-color);
    outline: none;
}

/* Tables
––––––––––––––––––––––––––––––––– */
table {
    width: 100%;
    border-spacing: 0;
    margin-bottom: 1.563rem;
    font-variant-numeric: tabular-nums;
}

th, td {
    /*padding: 0.5rem 0.5rem 0.5rem 0;*/
    padding: 3px;
    margin: 0;
}

th {
    font-weight: bold;
    text-align: left;
    vertical-align: top;
    border: 1px solid var(--gray-300);
    /*color: var(--gray-300);*/
}

@media (prefers-color-scheme: dark) {
    th {
        border-color: var(--gray-700);
        color: var(--gray-700);
    }
}

td {
    border: 1px solid var(--gray-300);
}

@media (prefers-color-scheme: dark) {
    td {
        border-color: var(--gray-700);
    }
}

/* Code
––––––––––––––––––––––––––––––––– */
code {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier,
    monospace;
    font-size: 0.8rem;
    white-space: nowrap;
    background: var(--gray-100);
    padding: 0 0.328rem;
    display: inline-block;
    vertical-align: middle;
    border-radius: 10px;
}

@media (prefers-color-scheme: dark) {
    code {
        background-color: var(--gray-700);
    }
}

p > code {
    white-space: normal;
}

pre > code {
    line-height: 1.563em;
    display: block;
    padding: 1rem;
    white-space: pre;
    margin-bottom: 1.563rem;
    overflow: scroll;
}

/* Forces a new-line at the end of a code block for layout purposes. */
pre > code::after {
    content: " ";
}

/* Blockquote
––––––––––––––––––––––––––––––––– */
blockquote {
    border-left: 0.25rem solid var(--gray-100);
    padding: 0 1rem;
    margin-bottom: 1.563rem;
}

@media (prefers-color-scheme: dark) {
    blockquote {
        border-left: 0.25rem solid var(--gray-700);
    }
}

/* List
––––––––––––––––––––––––––––––––– */
ul {
    margin: 0;
    padding: 0 1px;
    list-style: disc outside;
    font-variant-numeric: tabular-nums;
}

ol {
    list-style: decimal outside;
}

ol,
ul {
    padding-left: 0;
    margin-top: 0;
    /*margin-bottom: 1.563rem;*/
}

li {
    list-style-position: inside;
}

/* Keyboard
––––––––––––––––––––––––––––––––– */
kbd {
    display: inline-block;
    padding: 0 0.328rem;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier,
    monospace;
    font-size: 0.64rem;
    color: var(--gray-700);
    vertical-align: middle;
    background-color: var(--gray-100);
    border: solid 1px var(--gray-300);
    border-bottom: solid 2px var(--gray-500);
    border-radius: 5px;
}

/* Abbreviation
––––––––––––––––––––––––––––––––– */
abbr {
    text-decoration: none;
    border-bottom: 2px dashed var(--gray-600);
}

@media (hover: hover) {
    abbr:hover {
        cursor: help;
    }
}

.error {
    font-size: 12px;
    color: var(--red-600);
    margin-top: 0.25rem;
}

@media (prefers-color-scheme: dark) {
    .error {
        color: var(--red-400);
    }
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed !important;
}

button + button,
.link-button {
    /*margin-left: 0.5rem;*/
    margin-left: 8px;
}

button.secondary,
button[type="reset"] {
    background-color: var(--gray-300);
    border: 2px solid var(--gray-300);
    color: var(--gray-900);
}

button.secondary:hover,
button[type="reset"]:hover {
    background-color: var(--gray-400);
}

/* custom */
input[type="email"],
input[type="text"],
input[type="number"],
textarea,
select {
    /*width: 400px;*/
    width: 100%;
    border-radius: 0;
}

label {
    /*margin-top: 1rem;*/
    /*margin-top: 6px;*/
}

label.checkbox {
    font-weight: normal;
}

button[type="submit"] {
    margin-top: 1rem;
}

.loader {
    animation: spin 2s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.toolbar-container {
    margin-bottom: 12px;
}

.toolbar {
    display: flex;
    margin-bottom: 4px;
}

.button-group {
    /*border: 1px solid #000000;*/
    /*border-radius: 5px;*/
    /*padding: 4px;*/
    margin-right: 8px;
}

.button-group button:first-child,
.button-group .link-button:first-child {
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}

.button-group button:last-child,
.button-group .link-button:last-child {
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.button-group button,
.button-group .link-button {
    background-color: var(--gray-600);
    border: 1px solid var(--gray-700);
    margin: 0;
    border-radius: 0;
}

.toolbar button,
.link-button {
    height: 40px;
}

.toolbar button label {
    display: inline-block;
}

button svg,
.link-button svg {
    height: 20px;
    vertical-align: sub;
}

/* Chrome, Safari, Edge, Opera */
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Firefox */
input[type=number] {
    -moz-appearance: textfield;
}

.error-message {
    font-size: small;
    color: red;
}

input.input-highlight, textarea.input-highlight, select.input-highlight {
    background-color: lightyellow;
}

.warning-message {
    background-color: #fffaf3;
    color: #573a08;
    box-shadow: 0 0 0 1px #c9ba9b inset, 0 0 0 0 transparent;
    padding: 1em 1.5em;
    margin: 1em 0;
}

.warning-message ul {
    padding: 0;
    margin: 0;
}

.test-pomocy {
    text-align: center;
    font-size: x-small;
    color: black;
}

.test-pomocy td {
    border: 1px solid #444;
}

.cell-dark-green {
    background-color: #70AD47;
    font-weight: bold;
    color: white;
}

.cell-green {
    background-color: #C6E0B4;
    font-weight: bold;
}

.cell-green.left {
    text-align: left;
}

.cell-green.italic {
    font-style: italic;
}

.cell-input {
    padding: 0;
}

.cell-input textarea, .cell-input input {
    width: 100%;
    font-size: 12px;
    border: none;
    background-color: white;
}

.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0, 0, 0); /* Fallback color */
    background-color: rgba(0, 0, 0, 0.4); /* Black w/ opacity */
}

.modal-content {
    background-color: #fff;
    margin: 4% auto; /* 15% from the top and centered */
    padding: 16px;
    border: 1px solid #888;
    width: 90%; /* Could be more or less, depending on screen size */
}

table textarea {
    font-size: 14px;
}

.flex-row {
    display: flex;
    flex-direction: row;
}

.flex-1 {
    flex: 1;
}

/* gantt chart
––––––––––––––––––––––––––––––––– */
.gantt-root-container .gantt-container .lower-header {
    border: 1px dashed red;
    display: none;
}

.gantt-root-container .gantt-container .side-header {
    border: 1px dashed red;
    display: none;
}

.current-ball-highlight {
    /*display: none;*/
}

.current-highlight {
    /*display: none;*/
}

.grid {
    background-color: yellowgreen;
}

/* date pickeró
––––––––––––––––––––––––––––––––– */

.cell-date-picker {
    text-align: center;
}

.cell-date-picker.error {
    border: 1px solid red;
}

.zadania-table .react-datepicker-wrapper {
    width: 100%;
}

/* debug only
––––––––––––––––––––––––––––––––– */
.part-form {
    margin: 10px -15px;
    padding: 0 15px;
    border: 1px dashed red;
}

.part-a-form {
    background-color: #f6fcff;
}

.part-b-form {
    background-color: #fcfffc;
}

.part-c-form {
    background-color: #fffaee;
}

.part-d-form {
    background-color: #faf6ff;
}

.part-e-form {
    background-color: #efffef;
}

.part-f-form {
    background-color: #faf4f8;
}

.row-border-top td {
    border-top: 1px solid #aaa;
}