:root {
    --main-color: 	rgb(32, 42, 67);
    --navbar-main-color: white;
    --navbar-hover-color: rgb(77, 191, 62);
    --code-color: rgb(220, 220, 220);
    --a-color: rgb(118, 118, 118);
    --blackquote: rgb(245, 245, 245);
    --h23: inherit;
    --pico-primary: rgb(77, 191, 62); 
    --index-article-bacground:rgb(245, 245, 245);
    --alert: rgb(158, 230, 148);
    --display-iframe-light: block;
    --display-iframe-dark: none;
    --contact-color: rgb(179, 179, 179);
    --home-img-opacity: 1;
}

html[data-theme="dark"] {
    --main-color: rgb(6, 9, 18);
    --navbar-main-color: #f0f0f0;
    --navbar-hover-color: #4ad471;
    --code-color: rgb(14, 16, 23);
    --a-color: rgb(107, 118, 138);
    --blackquote: rgb(19, 21, 28);
    --h23: rgb(234, 234, 234);
    --pico-primary:  #4ad471;
    --index-article-bacground: rgb(13, 14, 19);
    --alert: rgb(134, 225, 124);
    --display-iframe-light: none;
    --display-iframe-dark: block;
    --contact-color: rgb(77, 93, 102);
    --home-img-opacity: 1;
}
small{
    opacity: 0.6;
}

.html-block:first-of-type {
    display: var(--display-iframe-light);
}

.html-block:nth-of-type(2) {
    display: var(--display-iframe-dark);
}

.login {
    color: var(--pico-background-color);
}

.error {
    font-size: 84px;
    color: var(--contact-color);
}
#tkatnoc h1{
    color: var(--contact-color);
    font-size: 4em;
    line-height: 1.2em;
    min-height: 8em;
    padding-top: 2em;
}

#alert {
    background-color: var(--alert);
    color: black;
    text-align: center;
}

.fade-out {
  opacity: 1;
  transition: opacity 1s ease;
}

.fade-out.hidden {
  opacity: 0;
}
.fade-out.hidden.clear {
    display: none;
}

.shine{
    color: var(--navbar-hover-color);
}

pre code.hljs {
    background: var(--code-color);
}

.sidemenu-category h4 {
    opacity: var(--home-img-opacity);
}

.not-published {
    opacity: 0.3;
}

header{
    background-color: var(--main-color);
    position:sticky;
    top: 0;
    padding-top: 0;
    padding-bottom: 0;
    max-height: 120px;
    z-index: 1000;
}

header nav {
    align-items: center;
    justify-content: unset;
    opacity: var(--home-img-opacity);
}

.content {
    display: grid;
    grid-template-columns: 79.5% 20.5%;
    gap: 20px;
}

.space-mono-regular {
    font-family: "Space Mono", monospace;
    font-weight: 400;
    font-style: normal;
}

a {
    text-decoration: none;
    color: var(--a-color);
}

.nav-a {
    color: var(--navbar-main-color);
}

.nav-a:hover {
    color: var(--navbar-hover-color);
}

a:hover {
    text-decoration: none;
    color: var(--navbar-hover-color);
}

footer a {
    color: var(--navbar-hover-color);
}

article, aside {
    opacity: var(--home-img-opacity);
}

article h2, article h3 {
    color: var(--h23);
    font-weight: 600;
}

.theme-toggle {
    all: unset;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: inherit;
    position: relative;
    top: -2px;
}

.icon {
    display: none;
    vertical-align: middle;
}

html[data-theme="light"] .theme-icon-moon {
    display: inline-block;
}

html[data-theme="dark"] .theme-icon-sun {
    display: inline-block;
}

html[data-theme="dark"] .icon {
    color: white;
}

html[data-theme="light"] .icon {
    color: white;
}

html[data-theme="dark"] .icon:hover {
    color: var(--navbar-hover-color);
}

html[data-theme="light"] .icon:hover {
    color: var(--navbar-hover-color);
}

#github-button {
    all: unset;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.2rem;
    border-radius: 0.375rem;
    transition: background-color 0.2s;
    color: white;
    position: relative;
    top: 2px;
}

#github-button:hover {
    color: var(--navbar-hover-color);
}

blockquote {
    background: var(--blackquote);
}

#mobile-menu{
    all: unset;
    padding-right:24px;
    margin-left: auto;
    background-color: transparent;
    border-color: transparent;
    color: white;
    cursor: pointer;
    display: none;
}

#mobile-menu:hover{
    color: var(--navbar-hover-color)
}

#top-menu {
    display: flex;
    padding-right:24px; 
    margin-left: auto;
}

#mobile-button-open{
    display: none;
}

#top-menu-mobile {
    display: none;
    position:absolute;
    top: 90px;
    left: 0;
    width:100%;
    height: calc(100vh - 90px);
    background: var(--main-color);
    opacity: 80%;
    justify-content: center;
    align-items: center; 
}

#top-menu-mobile ul {
    list-style: none;
    padding: 0;
    margin: 0;

    display: flex;
    flex-direction: column; 
    gap: 1rem;
}

#top-menu-mobile li {
    text-align: center;
    font-size: 180%;
}

.index-grid-container {
    display: grid;
    gap: 20px;
    grid-template-columns: 1fr;
}

.index-grid-item {
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--index-article-bacground);
}

.index-grid-item a {
    color: var(--pico-h1-color);
}

.index-grid-item img {
    opacity: var(--home-img-opacity);
}

.index-image-placeholder {
    width: 100%;
    padding-top: 56.25%; 
    background-color: var(--main-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #666;
}

.index-content {
    padding: 15px;
    opacity: var(--home-img-opacity);
}

.index-date {
    font-size: 0.9rem;
    margin-top: 8px;
}

.project-tooltip {
    color: var(--navbar-hover-color);
    cursor: pointer !important;
    border-bottom: none !important;
}
.project-tooltip::before {
    font-weight: 400;
}

@media (min-width: 768px) {
    .index-grid-container {
        grid-template-columns: repeat(1, 1fr);
    }
}

@media (min-width: 1024px) {
    .index-grid-container {
        grid-template-columns: repeat(1, 1fr);
    }
    .index-grid-item {
        display: flex;
    }
    .index-grid-container img {
        max-width: 300px;
    }
}

@media (min-width: 769px) {
    #top-menu-mobile {
        display: none !important;
    }
}
@media (max-width: 768px) {
    #sidemenu-category {
        padding: 0;
    }
    #top-menu {
        display: none;
    }
    #mobile-menu {
        display: inline-flex;
    }
    .content {
        grid-template-columns: 100%;
    }
}
@media (max-width: 1536px) {
    #github-button {
        top: 0;
    }
}