/* -------------------------------------------------------- */
/* VARIABLES */
/* -------------------------------------------------------- */
:root {
    --website-size: 900px;
    --border-radius: 5px;
    --padding: 12px;
    --gap: 10px;
    --focus-color: #f64e00;
    --marquee-duration: 30s;

    --header-img: url(https://placehold.co/1920x1080);
    --header-align: center;
    --header-height: 300px;

    --title-font: "Geo";
    --title-color: white;

    --header-font: "Geo";
    --header-color: #500b0b;

    --bold: #4d1414;
    --italics: #64291e;
    --blockquote: #e5d8be;
    --accent: #4d1414;
    --font-on-accent: #fff;

    --background: #e5d8be;
    --background-deco: #dbc79f;
    --body-font: "Nunito";
    --font-color: #1f1c1c;

    --links: #672c0d;
    --links-hover: #000000;

    --borders: #361a1a;
    --body-bg: #f7efdf;

    --nav-bg: #64341e;
    --nav-bg-hover: #c89772;
    --nav-borders: #3a0b0b;
    --nav-text: white;
    --nav-text-hover: black;

    --footer-bg: #171717;
    --footer-text: white;
    --footer-link: #171717;

    @media (prefers-color-scheme: dark) {
        --header-img: url(https://i.imgur.com/D4XQa5k.jpeg);
        --header-align: top;
        --title-color: #ffffff;           /* XP window title text */
        --header-color: #e7f3ff;          /* Light XP panel blue */
        
        --bold: #003399;                  /* XP hyperlink blue */
        --italics: #3366cc;               /* Soft XP blue text */
                    /* XP light panel */
        --accent: #ffcc00;                /* XP yellow highlight */
        --font-on-accent: #000000;        /* Black on yellow */
        
        --background: #3a6ea5;            /* deco or no deco that is the question..... */
        --background-deco: #3a6ea5;
        
        --font-color: #000000;            /* XP default text: black */
        
        --links: #0000cc;                 /* XP classic link blue */
        --links-hover: #ff0000;           /* XP link hover red */
        
        --borders: #7ba6d9;               /* XP soft blue border */
        --body-bg: #bcd4f6;               /* XP window background */
        
        --nav-bg: #3a6ea5;                /* XP title bar blue */
        --nav-bg-hover: #2b4f7a;          /* Dark XP blue hover */
        --nav-borders: #1f3b66;           /* Title bar edge */
        --nav-text: #ffffff;              /* White titlebar text */
        --nav-text-hover: #ffffcc;        /* Soft cream hover text */
        
        --footer-bg: #d7e7fa;             /* XP lower panel */
        --footer-text: #000000;
        --footer-link: #0000cc;

    }
}

@font-face {
    font-family: "Nunito";
    font-display: swap;
    src: url(../fonts/Nunito-VariableFont_wght.ttf);
}

@font-face {
    font-family: "Geo";
    font-display: swap;
    src: url(../fonts/Geo-Regular.ttf);
}

/* -------------------------------------------------------- */
/* SCROLLBAR STYLING */
/* -------------------------------------------------s------- */
/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--borders) transparent;
}

/* Chrome, Edge, and Safari */
*::-webkit-scrollbar {
    width: 5px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background-color: transparent;
    border-radius: 10px;
    border: 3px double var(--borders);
}

::selection {
    color: #fff;
    background: var(--borders);
}

/* -------------------------------------------------------- */
/* BASICS */
/* -------------------------------------------------------- */

body {
    font-family: var(--body-font);
    background-color: var(--background);
    background-image: linear-gradient(var(--background-deco) 1px, transparent 1px),
        linear-gradient(to right, var(--background-deco) 1px, var(--background) 1px);
    background-size: 20px 20px;
    background-attachment: fixed;
    color: var(--font-color);
    font-size: 1em;
}

* {
    box-sizing: border-box;
    margin: 0;

    &:focus-visible {
        outline-color: var(--focus-color) !important;
        outline-offset: -1px !important;
        outline-style: dotted !important;
        outline-width: 2px !important;
        border-color: transparent;
    }
}

html {
    position: relative;
}

html,
body {
    padding: 0;
    margin: 0;
}

a {
    color: var(--links);
    text-decoration: underline;
    transition: 0.25s;
    line-height: 1rem;

    &:hover {
        color: var(--links-hover);
        text-decoration: none;
    }
}

/* only add external links to paragraphs, blockquotes, and lists */
main p a[href^="http"]:after,
main blockquote a[href^="http"]:after,
main li a[href^="http"]:after {
    display: inline-block;
    content: "↗";
    margin-left: 1px;
}

/* -------------------------------------------------------- */
/* HEADER + NAVIGATION */
/* -------------------------------------------------------- */
header {
    border-bottom: 3px dotted var(--borders);
}

#headerdeco {
    display: flex;
    align-items: flex-end;
    justify-content: end;
    background-image: var(--header-img);
    height: var(--header-height);
    background-repeat: no-repeat;
    background-position: var(--header-align);
    background-size: cover;
    width: 100%;
    border-radius: var(--border-radius);
    border: 3px solid var(--borders);
    box-shadow: 2px 2px 0 var(--borders);
}

#headerdeco p {
    font-size: 3em;
    font-family: var(--title-font);
    color: var(--title-color);
    padding: 5px 10px;
    font-weight: bold;
    text-shadow:
        4px 4px var(--accent),
        -1px -1px var(--accent),
        1px 1px var(--accent),
        -1px 1px var(--accent),
        1px -1px var(--accent);
}

#headerdeco p a {
    color: inherit;
    text-decoration: none;
}

#headerdeco p a:hover {
    letter-spacing: 2px;
}

header summary {
    display: none;
}

nav {
    display: flex;
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    justify-content: space-between;
    width: 100%;
    align-content: center;
    gap: 10px;
    padding: var(--padding) 0;
}

nav a {
    text-align: center;
    color: var(--nav-text);
    background-color: var(--nav-bg);
    flex: 1 0 21%;
    width: auto;
    border-radius: var(--border-radius);
    border: 3px solid var(--nav-borders);
    padding: 5px 0;
    text-decoration: none;
    box-shadow: 2px 2px 0 var(--nav-borders);

    &:hover {
        background-color: var(--nav-bg-hover);
        color: var(--nav-text-hover);
    }
}

/* -------------------------------------------------------- */
/* MAIN CONTENT */
/* -------------------------------------------------------- */
.container {
    max-width: var(--website-size);
    margin: 10px auto;
}

main {
    display: flex;
    flex-wrap: wrap;
    margin: auto;
    gap: var(--gap);
    padding: var(--padding) 0;
}

main p {
    line-height: 1.4em;
    padding-bottom: 5px;
    padding: 5px 0;
}

main p:first-child {
    padding-top: 0;
}

main p:last-child {
    padding-bottom: 0;
}

main .box {
    position: relative;
    background-color: var(--body-bg);
    border: 3px solid var(--borders);
    outline: 1px dotted var(--borders);
    outline-offset: -5px;
    padding: var(--padding);
    border-radius: var(--border-radius);
    box-shadow: 2px 2px 0 var(--borders);
    max-width: var(--website-size);
}

/* only for boxes within boxes */
main div .box {
    margin-bottom: 10px;

    &:last-child {
        margin-bottom: 0;
    }
}

/* -------------------------------------------------------- */
/* STYLING */
/* -------------------------------------------------------- */
h1 {
    font:
        1.8em var(--header-font),
        sans-serif;
    border-bottom: 2px dotted var(--accent);
    color: var(--header-color);
}

h2 {
    font:
        1.6em var(--header-font),
        sans-serif;
    border-bottom: 2px dotted var(--accent);
    margin: 5px 0 5px 0;
    color: var(--header-color);
}

h3 {
    font:
        1.4em var(--header-font),
        sans-serif;
    color: var(--header-color);
}

h4 {
    font:
        1.3em var(--header-font),
        sans-serif;
    color: var(--header-color);
}

h5 {
    font:
        1.2em var(--header-font),
        sans-serif;
    color: var(--header-color);
}

h6 {
    font:
        1.1em var(--header-font),
        sans-serif;
    color: var(--header-color);
}

hr {
    border: none;
    border-top: 2px dotted var(--accent);
}

bold,
strong,
b {
    color: var(--bold);
}

em,
italics,
i {
    color: var(--italics);
}

abbr {
    text-decoration: underline;
    text-decoration-style: dotted;
    text-decoration-color: var(--accent) !important;
    cursor: pointer;
}

underline,
u {
    text-decoration: underline;
    text-decoration-style: double;
    text-decoration-thickness: 1px;
    text-decoration-color: var(--accent);
}

s,
del {
    text-decoration: line-through;
    opacity: 0.8;
}

mark {
    /* Text highlighted by using the <mark> element */
    text-shadow: 1px 1px 4px var(--blockquote);
    background-color: inherit;
    color: inherit;
}

main .image,
main .full-width-image,
main .two-columns {
    margin: 0.75em 0;
}

blockquote {
    background: var(--blockquote);
    padding: 10px;
    margin: 1em 0.5em;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    border-left: 3px solid var(--borders);
}

main summary {
    background-color: var(--blockquote);
    padding: 10px;
    border-radius: var(--border-radius);
    transition: 0.2s;
}

main summary:hover {
    cursor: pointer;
    background-color: var(--accent);
    color: var(--font-on-accent);
}

main pre {
    margin: 1em 0 1.5em;
}

main code {
    text-transform: none;
    background-color: var(--blockquote);
    padding: 4px;
    border-radius: var(--border-radius);
}

main center {
    margin: 1em 0;
    padding: 0 1em;
}

/* Scrolling Areas */

.scrollable {
    height: 200px;
    background-color: var(--blockquote);
    border-radius: var(--border-radius);
    padding: var(--padding);
    overflow: scroll;
}

.scrollable ul {
    margin: 0;
}

/* Image Styling */

img {
    max-width: 100%;
}

.image {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
}

.full-width-image {
    display: block;
    width: 100% !important;
    height: auto;
}

.images {
    display: flex;
    width: calc(100% + 5px + 5px);
    margin-left: -5px;
    margin-right: -5px;
}

.images img {
    width: 100%;
    height: auto;
    padding: 5px;
    margin: 0;
    overflow: hidden;
}

.image-deco {
    background-color: var(--blockquote);
    border: 3px solid var(--borders);
    outline: 1px dotted var(--borders);
    outline-offset: -5px;
    border-radius: var(--border-radius);
}

/* Form elements */
main input,
textarea,
select,
option {
    color: var(--text);
    background: var(--blockquote);
    font: 1rem var(--body-font);
    border: 1px solid var(--borders);
    padding: 5px;
}

main button {
    color: var(--nav-text);
    background: var(--nav-bg);
    font: 1rem var(--body-font);
    border: 3px solid var(--borders);
    border-radius: var(--border-radius);
    padding: 5px 10px;
    transition: 0.2s;
    margin: 0 5px;
}

main button:hover {
    background: var(--nav-bg-hover);
}

/* Lists */
main ul,
main ol {
    padding-left: 20px;
    margin: 5px 0 5px 10px;
}

main li {
    margin: 7px 0 7px 0;
    line-height: 1.5;
    /*list-style-image: url(../img/deco/star_bullet.gif);*/
    /*this is just if you want to use an image instead*/
}

main li:last-child {
    margin-bottom: 0;
}

main li:first-child {
    margin-top: 0;
}

main li::marker {
    color: var(--accent);
}

/* -------------------------------------------------------- */
/* GALLERY */
/* -------------------------------------------------------- */
/* Wrapper */
.image-gallery {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-content: center;
    margin-left: 0;
    margin-right: 0;
    gap: 10px;
}

/* Items */
.image-gallery div {
    width: calc(20% - 10px);
    box-sizing: border-box;
    border: 3px solid var(--borders);
    outline: 1px dotted var(--borders);
    outline-offset: -5px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

/* Images */
.image-gallery div img {
    aspect-ratio: 1/1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.25s ease-in-out;
}

.image-gallery div img:hover {
    transform: scale(1.1);
}

/* -------------------------------------------------------- */
/* CONTENT SIZE HELPERS VIA KALECHIPS */
/* -------------------------------------------------------- */
.full {
    flex: 1 1 calc(100% - 2rem); /* for some reason it fixes the weird gap issues */
}
.half {
    flex: 1 1 calc(50% - 2rem);
}
.third {
    flex: 1 1 calc(33.33% - 2rem);
}
.twothird {
    flex: 1 1 calc(66.66% - 2rem);
}
.quarter {
    flex: 1 1 calc(25% - 2rem);
}
.threequarter {
    flex: 1 1 calc(75% - 2rem);
}

/* ONLY FOR ITEMS THAT AREN'T FITTING */
.fillheight {
    height: 100%;
}

/* -------------------------------------------------------- */
/* RIGHT TO LEFT MARQUEE */
/* -------------------------------------------------------- */
.marquee {
    overflow: hidden;
    white-space: nowrap;
}

.marquee div {
    padding-left: 100%;
    width: max-content;
    animation: marquee var(--marquee-duration) linear infinite;
    line-height: 1em;
}

.marquee div:hover {
    animation-play-state: paused;
}

.marquee p {
    display: inline;
}

@keyframes marquee {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(-100%, 0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .marquee div {
        overflow: scroll;
        padding-left: 0;
        width: auto;
        animation: none;
    }
}

/* -------------------------------------------------------- */
/* OTHER HELPER CLASSES */
/* -------------------------------------------------------- */
/* COLUMNS: */
.two-columns {
    display: flex;
}

.two-columns > * {
    flex: 1 1 0;
    margin: 0;
}

.two-columns > *:first-child {
    padding-right: 0.75em;
}

.two-columns > *:last-child {
    padding-left: 0.75em;
}

.hide-desktop {
    display: none;
}

/* center any item */
.center-item {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* align horizontal */
    align-items: center; /* align vertical */
}

/* Shadow CSS Deco */
.image-shadow {
    filter: drop-shadow(3px 3px 0 var(--accent));
}

.float-img-right {
    max-width: 40%;
    float: right;
    margin: 2px 0 2px 10px;
}

.float-img-left {
    max-width: 40%;
    float: left;
    margin: 2px 10px 2px 0;
}

/* fix for floats! */
.clearfix::after {
    content: "";
    clear: both;
    display: table;
}

/* -------------------------------------------------------- */
/* FOOTER */
/* -------------------------------------------------------- */
footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    text-align: center;
    padding: var(--padding);
    border-radius: var(--border-radius);
    border: 3px solid var(--borders);
    font-size: 0.8em;
    box-shadow: 2px 2px 0 var(--borders);
}

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

/* -------------------------------------------------------- */
/* ACCESSIBILITY, DO NOT REMOVE */
/* -------------------------------------------------------- */
#skip a {
    position: absolute;
    display: inline-block;
    left: 0;
    top: -1000px;
    overflow: hidden;
    transition: top 0.5s ease;
    background: var(--background);
    color: var(--link);
    z-index: 1000;
    padding: 5px;
}

#skip a:focus {
    top: 0;
    transition: top 0.5s ease;
}
/* -------------------------------------------------------- */
/* MOBILE RESPONSIVENESS */
/* -------------------------------------------------------- */
@media screen and (max-width: 800px) {
    .container {
        margin: 10px;
    }

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

    main {
        display: block;
    }

    header summary {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        height: 60px;
        background-color: var(--nav-bg);
        border-radius: var(--border-radius);
        border: 3px solid var(--nav-borders);
        color: var(--nav-text);
        margin: 10px 0;
        font-weight: bold;
        box-shadow: 2px 2px 0 var(--nav-borders);
    }

    header summary::after {
        content: " ▾";
        margin-left: 10px;
    }
    header details[open] summary:after {
        content: " ▴";
    }

    nav {
        gap: 5px;
        flex-wrap: wrap;
        justify-content: center;
        padding-top: 0;
    }

    nav a {
        display: block;
        flex: 1 0 49%;
        margin: 0;
    }

    /* Items */
    .image-gallery div {
        width: calc(33% - 10px);
    }

    .hide-desktop {
        display: block !important;
    }

    .hide-mobile {
        display: none;
    }

    .full,
    .half,
    .third,
    .twothird,
    .quarter,
    .threequarter {
        margin: 10px 0 10px 0;
    }

    .full:last-child,
    .half:last-child,
    .third:last-child,
    .twothird:last-child,
    .quarter:last-child,
    .threequarter:last-child {
        margin-bottom: 0;
    }

    .full:first-child,
    .half:first-child,
    .third:first-child,
    .twothird:first-child,
    .quarter:first-child,
    .threequarter:last-child {
        margin-top: 0;
    }

    .float-img-right {
        float: none;
        display: block;
        margin-left: auto;
        margin-right: auto;
        max-width: 75%;
    }

    .float-img-left {
        float: none;
        display: block;
        margin-left: auto;
        margin-right: auto;
        max-width: 75%;
    }
}