body {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    background-color: #09090b;
    color: #e0e0e0;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 700px;
    margin: 40px auto;
    padding: 0 20px;
}

header {
    border-bottom: 1px dashed #333;
    padding-bottom: 20px;
    margin-bottom: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-weight: 700;
    text-decoration: none;
    color: #fff;
}

.brand span {
    color: #aaa;
}

/* --- Dropdown Navigation Engine --- */
nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

.menu-item {
    position: relative;
    margin-left: 15px;
}

.menu-item:first-child {
    margin-left: 0;
}

nav a {
    color: #aaa;
    text-decoration: none;
    font-size: 0.9em;
    display: inline-block;
}

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

/* Parent Link Brackets with Underline Fix */
.menu-item > a::before {
    content: "[ ";
    display: inline-block;
    text-decoration: none;
}

.menu-item > a::after {
    content: " ]";
    display: inline-block;
    text-decoration: none;
}

/* Sub Menu Structural Dropdown */
.sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #09090b;
    border: 1px dashed #333;
    border-top: none;
    padding: 8px 12px;
    margin: 0;
    list-style: none;
    z-index: 10;
    min-width: 120px;
}

.sub-menu li {
    margin: 4px 0;
    white-space: nowrap;
}

/* Nested Hyphen Leaders (No Brackets for Child Items) */
.sub-menu a::before {
    content: "- ";
    text-decoration: none;
}

.sub-menu a::after {
    content: "";
}

/* Hover Visibility Trigger */
.menu-item:hover .sub-menu {
    display: block;
}
/* ---------------------------------- */

/* --- Hero Layout Styles --- */
.hero-image {
    background-color: #09090b;
    padding: 15px;
    border-radius: 4px;
    margin: 25px 0;
    text-align: left;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    display: block;
}
/* --------------------------- */

pre {
    background-color: #000;
    color: #f8f8f2;
    padding: 15px;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 0.85em;
    margin: 25px 0;
    border: 1px dashed #333;
}

.directory-list {
    margin: 30px 0;
}

.directory-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 14px;
}

.directory-link {
    color: #58a6ff;
    text-decoration: none;
    font-weight: 600;
}

.directory-link:hover {
    background-color: #111;
    color: #fff;
}

.directory-dots {
    flex-grow: 1;
    border-bottom: 1px dotted #444;
    margin: 0 10px;
}

.directory-meta {
    color: #8b949e;
    font-size: 0.9em;
}

footer {
    margin-top: 60px;
    border-top: 1px dashed #333;
    padding-top: 20px;
    font-size: 0.85em;
    color: #666;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.visitor-counter {
    font-size: 0.9em;
    font-weight: bold;
    color: #8b949e;
}

/* --- Mobile Responsiveness Breakpoint --- */
@media (max-width: 600px) {
    .container {
        padding: 0 16px;
        margin: 20px auto;
    }

    header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 25px;
    }

    /* Completely hide navigation menu on mobile viewports */
    header nav {
        display: none;
    }

    .hero-image {
        padding: 15px;
        margin: 15px 0 25px 0;
    }

    .directory-item {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 20px;
        gap: 4px;
    }

    .directory-dots {
        display: none;
    }

    .directory-meta {
        font-size: 0.85em;
        padding-left: 2px;
    }

    pre {
        white-space: pre-wrap;
        word-wrap: break-word;
        padding: 12px;
        margin: 15px 0;
    }

    footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        margin-top: 40px;
    }
}