:root {
    --corner-image-width: 760px;
    --container-content-max-width: 1000px; 
    --container-padding: 20px;
    --half-container-outer-width: calc( (var(--container-content-max-width) + (2 * var(--container-padding))) / 2 );
}

body { 
    font-family: 'Jost', sans-serif; 
    margin: 0px;
    background-color: #162730;
    color: #333; 
    position: relative;

    display: flex;
    flex-direction: column;
    min-height: 2380px; 
    /* min-height: calc(100vh - 40px); */
    box-sizing: border-box;
    overflow-x: hidden;
}

.corner-image {
    position: absolute;
    width: var(--corner-image-width);
    height: auto;
    z-index: 1; 
    user-select: none;
    pointer-events: none; 
}

.corner-top-left {
    top: 0;
    left: calc(50% - var(--half-container-outer-width) - var(--corner-image-width));
}

.corner-top-right {
    top: 0;
    right: calc(50% - var(--half-container-outer-width) - var(--corner-image-width));
}

.corner-bottom-left {
    bottom: 0;
    left: calc(50% - var(--half-container-outer-width) - var(--corner-image-width));
}

.corner-bottom-right {
    bottom: 0;
    right: calc(50% - var(--half-container-outer-width) - var(--corner-image-width));
}

.container { 
    background-color: #fff; 
    padding: 20px; 
    max-width: 1000px; /* Keeps the max width constraint */
    width: 100%; /* Allow it to fill available width (within body's margins) up to max-width */
    margin-left: auto;  /* For horizontal centering */
    margin-right: auto; /* For horizontal centering */
    flex-grow: 1; /* This is key: allows the container to grow and fill vertical space */
}

.narrow-text-content { 
    width: 80%; 
    margin: 0 auto; 
    text-align: justify; 
}
.narrow-text-content h2, h3 { margin-top: 2.5em; }

h2, h3 { font-family: 'Press Start 2P', sans-serif; text-transform: uppercase; }
h2 { font-size: 120%; }
h3 { font-size: 100%; font-weight: 400; line-height: 140%; }

h1, h2 { color: #333; }
h1.centered { width: 100%; text-align: center; }
h2.centered { font-size: 160%; line-height: 140%; width: 80%; text-align: center; margin: 0 auto; padding-top: 20px; padding-bottom: 20px; }

nav { 
    font-family: 'Jost', sans-serif; 
    font-weight: 600; 
    text-transform: uppercase; 
    padding-bottom: 10px; 
    border-bottom: 1px solid #eee; 
}

.hamburger-menu {
    display: none; 
}

.collapsible-nav-links {
    display: flex; /* Use Flexbox */
    align-items: center; /* Vertically align items */
    /* justify-content: space-between; /* This would push groups apart */
}

.collapsible-nav-links a { 
    margin-right: 15px; 
    text-decoration: none; 
    color: #162730; 
    padding: 5px 0; /* Example padding */
}
.collapsible-nav-links a:hover { 
    text-decoration: underline; 
    color: #ed02e1; 
}

/* For right-aligned items, push them using margin-left: auto on the first one */
.collapsible-nav-links a.nav-align-right-first {
    margin-left: auto; /* This pushes this item and subsequent siblings to the right */
}
.nav-align-right-first {
    margin-left: auto; /* This pushes this item and subsequent siblings to the right */
}
.collapsible-nav-links a.nav-align-right:first-of-type {
    margin-left: auto; /* This pushes this item and subsequent siblings to the right */
}
/* Adjust margins for right-aligned items */
.collapsible-nav-links a.nav-align-right {
    margin-right: 0; /* Remove default right margin */
    /*margin-left: 15px; /* Add left margin instead (except for the very first one handled above) */
}
/* Specifically the first nav-align-right item, if it's not also the very first one after margin-left: auto */
.collapsible-nav-links a.nav-align-right:first-of-type:not(:first-child) { /* If it's the first of the right group but not the very first link */
    margin-left: auto; /* Keep this */
}
.collapsible-nav-links a.nav-align-right:first-of-type { /* Overrides general margin-left:15px for the first in the right group */
    margin-left: auto;
}


/* Nogap for left-aligned items */
.collapsible-nav-links a.nogap:not(.nav-align-right) {
    margin-right: 0;
}

/*
nav a { margin-right: 15px; text-decoration: none; color: #162730; }
nav a.nogap { margin-right: 0px; text-decoration: none; color: #162730; }
nav a:hover { text-decoration: underline; color: #ed02e1; }
*/
nav a.join { color: #ed02e1; font-weight: 700; }

.user-info { float: right; color: #555; }
.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; }
.form-group input, .form-group select { width: calc(100% - 22px); padding: 10px; border: 1px solid #ddd; border-radius: 4px; }
.btn { padding: 10px 15px; background-color: #ed02e1; color: white; border: none; border-radius: 4px; cursor: pointer; text-decoration: none; display: inline-block; text-transform: uppercase; font-weight: 700; }
.btn:hover { background-color: #b102a8; }
.message { padding: 10px; margin-bottom: 15px; border-radius: 4px; }
.message.error { background-color: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.message.success { background-color: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.clearfix::after { content: ""; clear: both; display: table; }
table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
th { background-color: #f0f0f0; }
a { text-decoration: none; color: #ed02e1; }
a:hover { text-decoration: underline; }
.regform label { font-weight: 700; }
.faqitem { margin-top: 2em; font-weight: 700; }

footer, footer a { 
    color: white;
    font-weight: 600;
    background-color: #155228; 
    padding: 0px;
    margin: 0px;
    text-align: center;
    max-width: 1040px; /* Keeps the max width constraint */
    width: 100%; /* Allow it to fill available width (within body's margins) up to max-width */
    margin-left: auto;  /* For horizontal centering */
    margin-right: auto; /* For horizontal centering */
}
footer a p { margin-top: 5px; margin-bottom: 5px; }

/* The wrapper div that contains the pre tag and the button */
.code-block-wrapper {
    position: relative;
}

/* Your existing styles for <pre> can remain, just ensure it doesn't have position:relative */
pre {
    border: solid thin black;
    padding: 4px;
    border-radius: 4px;
}

/* Styling for the copy button */
.copy-code-button {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 6px 10px;
    background-color: #555;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s;
}

/* Show the button when hovering over the WRAPPER */
.code-block-wrapper:hover .copy-code-button {
    opacity: 1;
}

#problem_statement h2, #problem_statement h3 { font-family: 'Jost', sans-serif; text-transform: none; }
table.io td { vertical-align: top; }

#scoreboard td, #scoreboard th { text-align: right; }
#scoreboard td.text, #scoreboard th.text { text-align: left; }