/* ==== File: assets/layout.css (Non-Fluid Centered Layout) ==== */

:root {
    --header-height: 55px; /* Adjust if needed */
    --sidebar-width: 280px; /* Adjust if needed */
    --toc-width: 340px; /* As specified */
    --content-max-width: 90em; /* Max width for the centered content */
    --layout-transition-speed: 0.2s;
    --global-space: 10px;
}

/* --- Basic Setup --- */
html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 15px);
    box-sizing: border-box;
}
*, *:before, *:after {
    box-sizing: inherit;
}

body {
    padding-top: 0;
    padding-bottom: 0;
    background-color: var(--background-color);
    color: var(--font-color);
    /* Prevents horizontal scrollbars during transitions */
    overflow-x: hidden;
}

/* --- Fixed Header --- */
/* Full width, fixed header */
.terminal .container:first-child { /* Assuming this targets the header container */
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--background-color);
    z-index: 1000;
    border-bottom: 1px solid var(--progress-bar-background);
    max-width: none; /* Override any container max-width */
    padding: 0 calc(var(--global-space) * 2);
}

/* --- Main Layout Container (Below Header) --- */
/* This container just provides space for the fixed header */
.container:has(.terminal-mkdocs-main-grid) {
    margin: 0 auto;
    padding: 0;
    padding-top: var(--header-height); /* Space for fixed header */
}

/* --- Flex Container: Grid holding content and toc (CENTERED) --- */
/* THIS is the main centered block */
.terminal-mkdocs-main-grid {
    display: flex;
    align-items: flex-start;
    /* Enforce max-width and center */
    max-width: var(--content-max-width);
    margin-left: auto;
    margin-right: auto;
    position: relative;
    /* Apply side padding within the centered block */
    padding-left: calc(var(--global-space) * 2);
    padding-right: calc(var(--global-space) * 2);
    /* Add margin-left to clear the fixed sidebar */
    margin-left: var(--sidebar-width);
}

/* --- 1. Fixed Left Sidebar (Viewport Relative) --- */
#terminal-mkdocs-side-panel {
    position: fixed;
    top: var(--header-height);
    left: max(0px, calc((100vw - var(--content-max-width)) / 2)); 
    bottom: 0;
    width: var(--sidebar-width);
    background-color: var(--background-color);
    border-right: 1px solid var(--progress-bar-background);
    overflow-y: auto;
    z-index: 900;
    padding: 1em calc(var(--global-space) * 2);
    padding-bottom: 2em;
    /* transition: left var(--layout-transition-speed) ease-in-out; */
}

/* --- 2. Main Content Area (Within Centered Grid) --- */
#terminal-mkdocs-main-content {
    flex-grow: 1;
    flex-shrink: 1;
    min-width: 0; /* Flexbox shrink fix */

    /* No left/right margins needed here - handled by parent grid */
    margin-left: 0;
    margin-right: 0;

    /* Internal Padding */
    padding: 1.5em 2em;

    position: relative;
    z-index: 1;
}

/* --- 3. Right Table of Contents (Sticky, Within Centered Grid) --- */
#toc-sidebar {
    flex-basis: var(--toc-width);
    flex-shrink: 0;
    width: var(--toc-width);

    position: sticky; /* Sticks within the centered grid */
    top: var(--header-height);
    align-self: stretch;
    height: calc(100vh - var(--header-height));
    overflow-y: auto;

    padding: 1.5em 1em;
    font-size: 0.85em;
    border-left: 1px solid var(--progress-bar-background);
    z-index: 800;
    /* display: none; /* JS handles */
}

/* (ToC link styles remain the same) */
#toc-sidebar h4 { margin-top: 0; margin-bottom: 1em; font-size: 1.1em; color: var(--secondary-color); padding-left: 0.8em; }
#toc-sidebar ul { list-style: none; padding: 0; margin: 0; }
#toc-sidebar ul li a { display: block; padding: 0.3em 0; color: var(--secondary-color); text-decoration: none; border-left: 3px solid transparent; padding-left: 0.8em; transition: all 0.1s ease-in-out; line-height: 1.4; word-break: break-word; }
#toc-sidebar ul li.toc-level-3 a { padding-left: 1.8em; }
#toc-sidebar ul li.toc-level-4 a { padding-left: 2.8em; }
#toc-sidebar ul li a:hover { color: var(--font-color); background-color: rgba(255, 255, 255, 0.05); }
#toc-sidebar ul li a.active { color: var(--primary-color); border-left-color: var(--primary-color); background-color: rgba(80, 255, 255, 0.08); }


/* --- Footer Styling (Respects Centered Layout) --- */
footer {
    background-color: var(--code-bg-color);
    color: var(--secondary-color);
    position: relative;
    z-index: 10;
    margin-top: 2em;

    /* Apply margin-left to clear the fixed sidebar */
    margin-left: var(--sidebar-width);

    /* Constrain width relative to the centered grid it follows */
    max-width: calc(var(--content-max-width) - var(--sidebar-width));
    margin-right: auto; /* Keep it left-aligned within the space next to sidebar */

    /* Use padding consistent with the grid */
    padding: 2em calc(var(--global-space) * 2);
}

/* Adjust footer grid if needed */
.terminal-mkdocs-footer-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1em;
    align-items: center;
}

/* ==========================================================================
   RESPONSIVENESS (Adapting the Non-Fluid Layout)
   ========================================================================== */

/* --- Medium screens: Hide ToC --- */
@media screen and (max-width: 1200px) {
    #toc-sidebar {
        display: none;
    }

    .terminal-mkdocs-main-grid {
        /* Grid adjusts automatically as ToC is removed */
        /* Ensure grid padding remains */
         padding-left: calc(var(--global-space) * 2);
         padding-right: calc(var(--global-space) * 2);
    }

    #terminal-mkdocs-main-content {
        /* Content area naturally expands */
    }

    footer {
        /* Footer still respects the left sidebar and overall max width */
        margin-left: var(--sidebar-width);
        max-width: calc(var(--content-max-width) - var(--sidebar-width));
        /* Padding remains consistent */
         padding-left: calc(var(--global-space) * 2);
         padding-right: calc(var(--global-space) * 2);
    }
}

/* --- Small screens: Hide left sidebar, full width content & footer --- */
@media screen and (max-width: 768px) {

    #terminal-mkdocs-side-panel {
        left: calc(-1 * var(--sidebar-width));
        z-index: 1100;
        box-shadow: 2px 0 10px rgba(0,0,0,0.3);
    }
    #terminal-mkdocs-side-panel.sidebar-visible {
        left: 0;
    }

    .terminal-mkdocs-main-grid {
        /* Grid now takes full width (minus body padding) */
        margin-left: 0; /* Override sidebar margin */
        margin-right: 0; /* Override auto margin */
        max-width: 100%; /* Allow full width */
        padding-left: var(--global-space); /* Reduce padding */
        padding-right: var(--global-space);
    }

    #terminal-mkdocs-main-content {
        padding: 1.5em 1em; /* Adjust internal padding */
    }

    footer {
        margin-left: 0; /* Full width footer */
        max-width: 100%; /* Allow full width */
        padding: 2em 1em; /* Adjust internal padding */
    }

    .terminal-mkdocs-footer-grid {
         grid-template-columns: 1fr; /* Stack footer items */
         text-align: center;
         gap: 0.5em;
    }
    /* Remember JS for toggle button & overlay */
}


/* ==== GitHub Stats Badge Styling ==== */

.github-stats-badge {
    display: inline-block; /* Or flex if needed */
    margin-left: 2em; /* Adjust spacing */
    vertical-align: middle; /* Align with other header items */
    font-size: 0.9em; /* Slightly smaller font */
}

.github-stats-badge a {
    color: var(--secondary-color); /* Use secondary color */
    text-decoration: none;
    display: flex; /* Use flex for alignment */
    align-items: center;
    gap: 0.8em; /* Space between items */
    padding: 0.2em 0.5em;
    border: 1px solid var(--progress-bar-background); /* Subtle border */
    border-radius: 4px;
    transition: color 0.2s, background-color 0.2s;
}

.github-stats-badge a:hover {
    color: var(--font-color); /* Brighter color on hover */
    background-color: var(--progress-bar-background); /* Subtle background on hover */
}

.github-stats-badge .repo-name {
    color: var(--font-color); /* Make repo name stand out slightly */
    font-weight: 500; /* Optional bolder weight */
}

.github-stats-badge .stat {
    /* Styles for individual stats (version, stars, forks) */
    white-space: nowrap; /* Prevent wrapping */
}

.github-stats-badge .stat i {
    /* Optional: Style for FontAwesome icons */
    margin-right: 0.3em;
    color: var(--secondary-dimmed-color); /* Dimmer color for icons */
}


/* Adjust positioning relative to search/nav if needed */
/* Example: If search is floated right */
/* .terminal-nav { float: left; } */
/* .github-stats-badge { float: left; } */
/* #mkdocs-search-query { float: right; } */

/* --- Responsive adjustments --- */
@media screen and (max-width: 900px) { /* Example breakpoint */
    .github-stats-badge .repo-name {
        display: none; /* Hide full repo name on smaller screens */
    }
    .github-stats-badge {
        margin-left: 1em;
    }
     .github-stats-badge a {
        gap: 0.5em;
    }
}
@media screen and (max-width: 768px) {
    /* Further hide or simplify on mobile if needed */
     .github-stats-badge {
        display: none; /* Example: Hide completely on smallest screens */
     }
}