/*******************************************************************************
Copyright (C) 2020-2026 Mateusz Banach, PhD,
Jagiellonian University in Kraków, Poland
All rights reserved
*******************************************************************************/

:root
{
    --color-theme:              #403B36;
    --color-theme-medium:       #BCAAA4; /* MATERIAL_BROWN_200 */
    --color-theme-light:        #D7CCC8; /* MATERIAL_BROWN_100 */

    --color-main-dark:          #424242; /* MATERIAL_GREY_800 */
    --color-main-medium:        #9E9E9E; /* MATERIAL_GREY_400 */
    --color-main-light:         #F5F5F5; /* MATERIAL_GREY_100 */

    --color-background:         #F5F5F5; /* MATERIAL_GREY_100 */

    --color-neutral:            #78909C; /* MATERIAL_BLUEGREY_400 */
    --color-success:            #66BB6A; /* MATERIAL_GREEN_400 */
    --color-warning:            #FFA726; /* MATERIAL_ORANGE_400 */
    --color-error:              #EF5350; /* MATERIAL_RED_400 */
    --color-info:               #42A5F5; /* MATERIAL_BLUE_400 */

    --color-neutral-light:      #90A4AE; /* MATERIAL_BLUEGREY_300 */
    --color-success-light:      #81C784; /* MATERIAL_GREEN_300 */
    --color-warning-light:      #FFB74D; /* MATERIAL_ORANGE_300 */
    --color-error-light:        #E57373; /* MATERIAL_RED_300 */
    --color-info-light:         #64B5F6; /* MATERIAL_BLUE_300 */

    --color-table-header:       #BCAAA4; /* MATERIAL_BROWN_200 */
    --color-table-odd:          #EFEBE9; /* MATERIAL_BROWN_50 */
    --color-table-even:         inherit;

    --color-link:               #3F51B5; /* MATERIAL_INDIGO_500 */
    --color-link-hover:         #E91E63; /* MATERIAL_PINK_500 */

    --border-radius:            5px;

    --space-small:              5px;
    --space-medium:             10px;
    --space-large:              25px;

    --margin-side:              225px;
}

/******************************************************************************/

*
{
    box-sizing: border-box;
    outline: none;
}

*::-moz-focus-inner
{
    border: 0;
}

a
{
    color: inherit;
    text-decoration: none;
}

h1
{
    color: var(--color-theme);
    font-size: x-large;
    margin: 0;
}

h2
{
    color: var(--color-theme);
    font-size: large;
    font-weight: normal;
    margin: 0;
}

h3
{
    color: var(--color-theme);
    font-size: large;
    margin: var(--space-medium) 0;
    scroll-margin-top: 50px;
}

h4
{
    color: var(--color-theme);
    font-size: normal;
    margin: var(--space-medium) 0;
    scroll-margin-top: 50px;
}

p, ul
{
    margin: var(--space-medium) 0;
}

pre
{
    white-space: pre-line;
}

summary
{
    cursor: row-resize;
    margin: var(--space-medium) 0;
}

/******************************************************************************/

body
{
    background: var(--color-background);
    color: var(--color-theme);
    font-family: Helvetica,Arial,sans;
    font-size: 11pt;
    margin: auto;
    max-width: 1200px;
}

header
{
    border-bottom: 3px solid var(--color-theme);
    margin-bottom: var(--space-large);
    padding: var(--space-small) var(--margin-side);
}

main
{
    color: var(--color-main-dark);
}

article
{
    margin: 0 var(--margin-side);
    overflow: hidden;
    text-align: justify;
}

footer
{
    border-top: 1px solid var(--color-theme);
    font-size: smaller;
    padding: var(--space-medium);
    margin: var(--space-large) 0 0 0;
}

nav::after, header::after, main::after, article::after, footer::after
{
    clear: both;
    content: "";
    display: table;
}

/******************************************************************************/

article a
{
    color: var(--color-link);
}

article a:hover
{
    color: var(--color-link-hover);
}

footer a:hover
{
    text-decoration: underline;
}

article li
{
    padding: 1px 0;
}

figure
{
    margin: var(--space-medium);
}

figure img
{
    border: 1px solid var(--color-main-medium);
    border-radius: var(--border-radius);
    max-width: 100%;
}

figure figcaption
{
    margin: var(--space-small) 0;
    font-weight: bold;
}

/******************************************************************************/

nav
{
    align-items: center;
    background: var(--color-main-dark);
    display: flex;
    width: 100%;
}

nav > ul
{
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav > ul > li
{
    position: relative;
}

nav > ul > li > a
{
    background: var(--color-main-dark);
    color: white;
    display: block;
    padding: 16px 20px;
}

nav > ul > li:hover > a
{
    background: var(--color-theme-medium);
    color: var(--color-theme);
}

nav > ul > li:has(> ul > li:hover) > a
{
    background: var(--color-theme-light);
    color: var(--color-theme);
}

nav ul li > ul
{
    background: var(--color-theme-light);
    display: none;
    list-style: none;
    margin: 0;
    min-width: 150px;
    padding: 0;
    position: absolute;
    top: 100%;
}

nav ul li:hover > ul
{
    display: block;
}

nav ul li > ul a
{
    background: var(--color-theme-light);
    color: var(--color-theme);
    display: block;
    padding: 12px 16px;
    white-space: nowrap;
}

nav ul li > ul li:hover > a
{
    background: var(--color-theme-medium);
}

nav .logo
{
    margin-left: auto;
    padding: 0px 20px;
}

/******************************************************************************/

form
{
    margin: 0;
    padding: 0;
}

label
{
    font-variant: small-caps;
}

input[type=text], input[type=number], select, textarea
{
    border: 1px solid var(--color-main-medium);
    border-radius: var(--border-radius);
    padding: var(--space-medium);
    width: 100%;
}

input[type=text]:focus, input[type=number]:focus, select:focus, textarea:focus
{
    border: 1px solid var(--color-success);
}

input[type=submit], input[type=reset]
{
    border-radius: var(--border-radius);
    border: 0;
    color: var(--color-main-light);
    cursor: pointer;
    font-variant: small-caps;
    font-weight: bold;
    padding: var(--space-medium);
}

input:invalid, input:invalid:focus
{
    border: 1px solid var(--color-error);
    box-shadow: none;
}

textarea
{
    resize: vertical;
}

/******************************************************************************/

.table
{
    display: table;
}

.tr
{
    display: table-row;
}

.tr-even
{
    background: var(--color-table-even);
    display: table-row;
}

.tr-odd
{
    background: var(--color-table-odd);
    display: table-row;
}

.th
{
    background: var(--color-table-header);
    color: var(--color-theme);
    display: table-cell;
    font-variant: small-caps;
    padding: var(--space-small);
    white-space: nowrap;
}

.td
{
    display: table-cell;
    padding: var(--space-small);
}

.td-left
{
    display: table-cell;
    padding: var(--space-small);
    text-align: right;
    vertical-align: middle;
    white-space: nowrap;
}

.td-right
{
    display: table-cell;
    padding: var(--space-small);
    text-align: justify;
    vertical-align: middle;
    width: 100%;

}

.td-hint
{
    color: var(--color-main-medium);
    cursor: help;
    font-size: smaller;
    padding-top: 0;
}

.td a
{
    display: block;
}

/******************************************************************************/

aside
{
    color: var(--color-theme);
    width: 200px;
}

aside ul
{
    list-style: none;
    margin: 0;
    padding: 0;
}

aside ul li.active
{
    background: var(--color-theme-light);
}

aside ul li:hover, aside ul li.active:hover
{
    background: var(--color-theme-medium);
}

aside ul a
{
    display: block;
    font-variant: small-caps;
    padding: 5px 15px;
}

/******************************************************************************/

.flash
{
    background: var(--color-theme-medium);
    border-radius: var(--border-radius);
    color: var(--color-main-light);
    font-weight: bold;
    margin: 0 0 var(--space-medium) 0;
    padding: var(--space-medium);
}

.invert
{
    background: var(--color-theme);
    border-radius: var(--border-radius);
    color: var(--color-main-light);
    font-weight: bold;
    padding: 0 var(--space-small);
}

.color-neutral
{
    background: var(--color-neutral);
}

.color-success
{
    background: var(--color-success);
}

.color-warning
{
    background: var(--color-warning);
}

.color-error
{
    background: var(--color-error);
}

.color-info
{
    background: var(--color-info);
}

input.color-neutral:hover
{
    background: var(--color-neutral-light);
}

input.color-success:hover
{
    background: var(--color-success-light);
}

input.color-warning:hover
{
    background: var(--color-warning-light);
}

input.color-error:hover
{
    background: var(--color-error-light);
}

input.color-info:hover
{
    background: var(--color-info-light);
}

/******************************************************************************/

.float-clear::after
{
    clear: both;
    content: "";
    display: table;
}

.float-left
{
    float: left;
}

.float-right
{
    float: right;
}

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

.text-right
{
    text-align: right;
}

.width-full
{
    width: 100%;
}

.width-max
{
    max-width: 100%;
}

.ul
{
    text-decoration: underline;
}

.strike
{
    text-decoration: line-through;
}

.ellipsis
{
    max-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}