/* MAIN COLORS AND BACKGROUND */
:root {
    --site-bg: url('images/space.gif');
    --gradient-bg: linear-gradient(0deg, #0000 0%, #1c246288 33%, #18084388 90%);
    --accent-color: violet;
    --link-color: mediumpurple;
    --bg-color: black;
    --text-color: violet;
    --text-color2: white;
    --favorite-color: darkslateblue;
}

/* GLOBAL RESET */
* {
    color: var(--text-color);
    font-family: Verdana, Geneva, Tahoma, sans-serif;
    text-shadow: 2px 2px 5px var(--bg-color);
    scrollbar-color: var(--favorite-color) var(--bg-color);
    scrollbar-width: thin;
}

::selection {
    background: var(--favorite-color);
    color: var(--bg-color);
}

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background-color: var(--bg-color);
    background-image: var(--site-bg);
    background-repeat: no-repeat;
    background-size: 100% auto;
    background-repeat: repeat-y;
    background-position: center;
    background-attachment: fixed;
}

p {
    line-height: 1.5em;
}

/* HEADER */
header > h1 {
    margin: 1em auto;
    max-width: 960px;
    padding-left: 1em;
    text-align: left;
    color: var(--text-color2);
}

/* NAVIGATION */
nav {
    padding: 0 1em 1em 1em;
    font-weight: bold;
}

nav ul {
    max-width: 960px;
    margin: auto;
    line-height: 3rem;
    display: flex;
    flex-wrap: wrap;
    list-style-type: none;
    padding-left: 0;
    justify-content: space-evenly;
}

nav li a {
    background-color: var(--bg-color);
    border: 1px solid var(--favorite-color);
    padding: .5em 3em;
    text-decoration: none;
    transition: color 400ms ease-out, border-color 400ms ease-out;
}

nav li a:hover {
    border-color: var(--accent-color);
}

/* LINKS */
a {
    color: var(--link-color);
    transition: color 400ms ease-out;
}

a:visited { color: var(--favorite-color); }
a:hover { color: var(--text-color2); }

/* BULLET STYLE */
ul {
    list-style-type: "✦ ";
}

/* SIDEBAR — WIDER FIX */
#sidebar {
    width: 260px;
    min-width: 260px;
    background-image: var(--main-bg);
    border: 1px solid var(--favorite-color);
    flex-shrink: 0; /* prevents sidebar from being crushed */
    padding-bottom: 1em;
}

/* AVATAR */
#avatar {
    margin: 1em auto;
    max-width: 164px;
    max-height: 164px;
}

#avatar img {
    background: var(--bg-color);
    max-width: 160px;
    border: 1px solid var(--favorite-color);
    box-shadow: var(--accent-color) 0 0 4px;
}

/* BIO BOX */
#bio {
    font-size: smaller;
    margin: 1em;
    background: var(--bg-color);
    border: 1px solid var(--favorite-color);
    box-shadow: var(--accent-color) 0 0 4px;
}

#bio p {
    margin: 1em;
    color: var(--text-color2);
}

/* PAGE LAYOUT */
#content {
    display: flex;
    gap: 20px;
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
}

/* MAIN CONTENT COLUMN */
main {
    flex: 1;
    max-width: none;
    margin: 1em;

    /* FIX: shading must cover entire height */
    background: var(--gradient-bg);
    background-repeat: repeat-y;
    background-size: 100% auto;

    border: 1px solid darkslateblue;
    color: var(--accent-color);
}

/* INNER TEXT AREA */
.prose {
    margin: 0;
    padding: 1em;
}

.img-right {
    float: right;
}

/* FOOTER */
footer {
    text-align: center;
    font-size: small;
    padding: 1em;
}

#buttons {
    display: flex;
    flex-direction: column;
    align-items: center; /* <-- THIS centers everything */
    width: 100%;
}

.button-row {
    display: flex;
    justify-content: center; /* centers each row */
    gap: 4px; /* small spacing between buttons */
}



/* RESPONSIVE (MOBILE) */
@media only screen and (max-width: 800px) {
    #content {
        flex-wrap: wrap;
    }

    #sidebar {
        width: 100% !important;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        padding-top: 2em;
    }

    #avatar {
        margin: 0 1em;
    }

    #bio {
        width: 50%;
    }

    #sidebar ul {
        margin: 0 1em;
        display: flex;
        flex-wrap: wrap;
        line-height: 2em;
        padding-left: 0;
    }

    #sidebar li {
        margin: .3em 1em;
    }

    main {
        max-height: fit-content;
        margin: 1em;
    }

    .img-right {
        float: none;
        text-align: center;
    }
}