/* ==========================================================================
 * base.css — shugg.dev structural skeleton
 * ==========================================================================
 *
 * Layout, reset, responsive, and structural styles. All visual properties
 * (colors, fonts, shadows) reference CSS variables that are set by theme
 * files (css/themes/*.css).
 *
 * The :root block provides sensible fallback defaults (retro dark values)
 * so pages render even without a theme loaded.
 *
 * Table of contents:
 *   1. CSS custom properties (fallback defaults)
 *   2. Reset & base styles
 *   3. Typography
 *   4. Links
 *   5. Buttons
 *   6. Layout & containers
 *   7. Site header & navigation
 *   8. Footer
 *   9. Forms & inputs
 *  10. Code blocks
 *  11. Tables
 *  12. Images
 *  13. Utility classes
 *  14. Syntax highlighting (Monokai)
 *  15. Mobile sidebar
 *  16. Responsive / mobile breakpoints
 * ======================================================================== */


/* ==========================================================================
 * 1. CSS custom properties (fallback defaults)
 * ======================================================================== */

:root {
    /* ---- Core palette (retro dark defaults) ---------------------------- */
    --color-bg:      #2D2B28;   /* Warm Charcoal    */
    --color-text:    #F5ECD7;   /* Parchment        */
    --color-accent1: #227C9D;   /* Cerulean         */
    --color-accent2: #FFCB77;   /* Apricot Cream    */
    --color-accent3: #FE6D73;   /* Grapefruit       */

    /* ---- Derived / surface colors ------------------------------------- */
    --color-bg-raised:  #3A3735;
    --color-bg-sunken:  #24221F;
    --color-bg-code:    #33302D;
    --color-text-muted: #C4B99A;
    --color-border:     #4A4744;

    /* ---- Legacy variable aliases (used by existing HTML pages) --------- */
    --color-bg1:   var(--color-bg);
    --color-bg2:   var(--color-bg-raised);
    --color-bg3:   #524E4A;
    --color-bg4:   #777777;
    --color-text1: var(--color-text);
    --color-text2: var(--color-text-muted);
    --color-text3: #c8b8e8;
    --color-acc1:  var(--color-accent1);
    /* Swapped: old acc2 was red, maps to new accent3 (Grapefruit); old acc3 was gold, maps to new accent2 (Apricot) */
    --color-acc2:  var(--color-accent3);
    --color-acc3:  var(--color-accent2);
    --color-acc4:  #5abcd8;  /* Lighter cerulean for variety */
    --color-acc5:  #c89bfa;  /* Soft lavender for variety    */

    /* ---- Font stacks -------------------------------------------------- */
    --font-heading:    "Aldrich", "Helvetica Neue", Arial, sans-serif;
    --font-body:       "Jost", "Futura", "Helvetica Neue", Arial, sans-serif;
    --font-code:       "RobotoMono", "Consolas", "Courier New", monospace;

    /* ---- Legacy font aliases ------------------------------------------ */
    --font1: var(--font-heading);
    --font2: var(--font-body);

    /* ---- Spacing & sizing --------------------------------------------- */
    --content-max-width: 800px;
    --header-height:     auto;

    /* ---- Transitions -------------------------------------------------- */
    --transition-fast:   0.1s ease;
    --transition-normal: 0.15s linear;

    /* ---- Component variables (Tier 2 — overridable by themes) --------- */
    --sidebar-stripe1: var(--color-accent1);
    --sidebar-stripe2: var(--color-accent2);
    --sidebar-stripe3: var(--color-accent3);
    --divider-color1: var(--color-accent1);
    --divider-color2: var(--color-accent2);
    --divider-color3: var(--color-accent3);
}


/* ==========================================================================
 * 2. Reset & base styles
 * ======================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    letter-spacing: 0.01em;
}

/* Selection highlight */
::selection {
    background-color: var(--color-accent1);
    color: var(--color-text);
}

/* Scrollbar (Webkit browsers) */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-sunken);
}
::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent1);
}


/* ==========================================================================
 * 3. Typography
 * ======================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
}

/* Reduce top margin on the first heading in main content */
main > h1:first-child,
main > h2:first-child,
main > h3:first-child {
    margin-top: 0.5em;
}

h1 {
    font-size: 2.75rem;
    color: var(--color-accent2);
}

h2 {
    font-size: 2.125rem;
    color: var(--color-accent3);
}

h3 {
    font-size: 1.625rem;
    color: var(--color-accent1);
}

h4 {
    font-size: 1.25rem;
    color: var(--color-accent2);
}

h5 {
    font-size: 1.1rem;
    color: var(--color-accent3);
}

h6 {
    font-size: 1rem;
    color: var(--color-accent1);
}

p {
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    margin-top: 0.5em;
    margin-bottom: 1em;
}

ul, ol {
    color: var(--color-text);
    padding-left: 1.5em;
    margin-bottom: 1em;
}

li {
    margin-bottom: 0.35em;
    line-height: 1.6;
}

blockquote {
    border-left: 3px solid var(--color-accent1);
    margin: 1.5em 0;
    padding: 0.75em 1.25em;
    color: var(--color-text-muted);
    font-style: italic;
    background-color: var(--color-bg-raised);
    border-radius: 0;
}

hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: 2em 0;
}

strong, b {
    font-weight: 700;
}

em, i {
    font-style: italic;
}


/* ==========================================================================
 * 4. Links
 * ======================================================================== */

a {
    color: var(--color-accent1);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast),
                border-color var(--transition-fast);
}

a:hover,
a:focus {
    color: #3aa8cc; /* Lighter cerulean on hover */
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* Remove underline from anchors styled as buttons */
a.button-nav:hover,
a.button-nav:focus,
a.button-main:hover,
a.button-main:focus {
    text-decoration: none;
}

a:active {
    color: var(--color-accent2);
}

/* Backward-compatible link class */
.text-link {
    color: var(--color-accent1);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.text-link:hover,
.text-link:focus {
    color: #3aa8cc;
    text-decoration: underline;
    text-underline-offset: 3px;
}


/* ==========================================================================
 * 5. Buttons
 *
 * Floating box style: thick single-color border with matching offset shadow.
 * Hover "press" effect: button translates toward its shadow.
 * ======================================================================== */

button,
.button-main,
.button-nav {
    display: inline-block;
    background-color: transparent;
    color: var(--color-text);
    cursor: pointer;
    padding: 0.65em 1.25em;
    margin: 0.5em;
    border: 3px solid var(--color-accent1);
    border-radius: 0;
    text-align: center;
    outline: none;
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: 0.02em;
    box-shadow: 4px 4px 0 var(--color-accent1);
    transition: background-color var(--transition-fast),
                border-color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast),
                color var(--transition-fast);
}

button:hover:enabled,
.button-main:hover:enabled,
.button-nav:hover:enabled,
button:hover,
.button-main:hover,
.button-nav:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--color-accent1);
}

button:focus-visible,
.button-main:focus-visible,
.button-nav:focus-visible {
    outline: 2px solid var(--color-accent1);
    outline-offset: 2px;
}

button:active:enabled,
.button-main:active:enabled,
.button-nav:active:enabled,
button:active,
.button-main:active,
.button-nav:active {
    background-color: var(--color-text);
    color: var(--color-bg);
    transform: translate(4px, 4px);
    box-shadow: 0 0 0 var(--color-accent1);
}

button:disabled,
.button-main:disabled,
.button-nav:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}



/* ==========================================================================
 * 6. Layout & containers
 * ======================================================================== */

main {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem 3rem;
}

/* Generic div — keep minimal so we don't break native div behavior */
.div-main {
    margin: 0.5rem 0;
}

/* Bordered sections */
.div-border {
    margin: 1.25rem 0;
    border: 3px solid var(--color-border);
    padding: 0.75rem 1rem;
    border-radius: 0;
    box-shadow: 4px 4px 0 var(--color-border);
}

.div-border-acc1 {
    margin: 1.25rem 0;
    border: 3px solid var(--color-accent1);
    padding: 0.75rem 1rem;
    border-radius: 0;
    box-shadow: 4px 4px 0 var(--color-accent1);
}

.div-border-acc2 {
    margin: 1.25rem 0;
    border: 3px solid var(--color-accent3);
    padding: 0.75rem 1rem;
    border-radius: 0;
    box-shadow: 4px 4px 0 var(--color-accent3);
}

.div-border-acc3 {
    margin: 1.25rem 0;
    border: 3px solid var(--color-accent2);
    padding: 0.75rem 1rem;
    border-radius: 0;
    box-shadow: 4px 4px 0 var(--color-accent2);
}

/* Icon row */
.div-icons {
    margin: 1.5rem 0;
    text-align: center;
}

/* Button deck — horizontal row of buttons */
.div-btn-deck {
    padding: 0.5rem 0;
    margin: 0.5rem 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.25rem;
}

/* Flex deck — horizontal layout that wraps on mobile */
.div-deck {
    padding: 0.5rem 0;
    margin: 0.5rem 0;
    text-align: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.div-deck > div {
    flex: 1 1 220px;
    min-width: 200px;
}


/* ==========================================================================
 * 7. Site header & navigation
 * ======================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--color-bg-sunken);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.5rem;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-header .site-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    text-decoration: none;
    letter-spacing: 0.02em;
}

.site-header .site-title .title-shugg { color: var(--color-accent2); }
.site-header .site-title .title-dot   { color: var(--color-accent1); }
.site-header .site-title .title-dev   { color: var(--color-accent3); }

.site-header .site-title:hover {
    text-decoration: none;
}

.site-header .site-title:hover .title-shugg,
.site-header .site-title:hover .title-dot,
.site-header .site-title:hover .title-dev {
    color: var(--color-text);
}

.site-header nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.site-header nav a.button-nav {
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: 700;
    text-decoration: none;
}

.site-header nav a.button-nav:hover {
    color: var(--color-bg);
    text-decoration: none;
}

/* Theme toggle button — uses standard button styles, no overrides needed */


/* ==========================================================================
 * 8. Footer
 * ======================================================================== */

.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 2rem 1.5rem;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.site-footer a {
    color: var(--color-text-muted);
    margin: 0 0.5rem;
    font-size: 1.25rem;
    transition: color var(--transition-fast);
}

.site-footer a:hover {
    color: var(--color-accent1);
    text-decoration: none;
}

.site-footer p {
    margin: 0.75rem 0 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}


/* ==========================================================================
 * 9. Forms & inputs
 * ======================================================================== */

input,
.input-main {
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--color-bg-sunken);
    color: var(--color-text);
    border: none;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
    padding: 0.6em 0.75em;
    margin: 0.5em 0;
    width: 100%;
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast);
}

input:focus,
.input-main:focus {
    outline: none;
    border-bottom-color: var(--color-accent1);
    box-shadow: 0 1px 0 var(--color-accent1);
}

input::placeholder {
    color: var(--color-text-muted);
    opacity: 0.6;
}

textarea {
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--color-bg-sunken);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    padding: 0.75em;
    width: 100%;
    min-height: 6em;
    resize: vertical;
    transition: border-color var(--transition-fast);
}

textarea:focus {
    outline: none;
    border-color: var(--color-accent1);
}

label,
.label-main {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.25em;
}

select {
    font-family: var(--font-body);
    font-size: 1rem;
    background-color: var(--color-bg-sunken);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 2px;
    padding: 0.5em 0.75em;
    transition: border-color var(--transition-fast);
}

select:focus {
    outline: none;
    border-color: var(--color-accent1);
}


/* ==========================================================================
 * 10. Code blocks
 * ======================================================================== */

code,
.text-code {
    font-family: var(--font-code);
    font-size: 0.875em;
    background-color: var(--color-bg-code);
    color: var(--color-text);
    border-radius: 0;
    padding: 0.15em 0.4em;
    border: 1px solid var(--color-border);
}

pre,
.text-code-block {
    font-family: var(--font-code);
    font-size: 0.85rem;
    background-color: var(--color-bg-code);
    color: var(--color-text);
    border: 3px solid var(--color-border);
    border-radius: 0;
    padding: 1em 1.25em;
    margin: 1em 0 1.5em;
    overflow-x: auto;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    box-shadow: 5px 5px 0 var(--color-border);
}

pre code,
pre .text-code {
    background: none;
    border: none;
    padding: 0;
    font-size: inherit;
}

/* Heading code elements — inherit heading color */
h1 code, h2 code, h3 code, h4 code, h5 code, h6 code {
    color: var(--color-text);
    font-size: 0.85em;
}

/* pre:has(code) for Jekyll-generated code blocks */
pre:has(code) {
    font-family: var(--font-code);
    background-color: var(--color-bg-code);
    border-radius: 0;
    padding: 1em 1.25em;
    font-size: 0.85rem;
    line-height: 1.65;
    white-space: pre-wrap;
}


/* ==========================================================================
 * 11. Tables
 * ======================================================================== */

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 1.5em 0 2em;
    font-size: 0.95rem;
    border: 3px solid var(--color-accent1);
    box-shadow: 5px 5px 0 var(--color-accent1);
}

/* Tables inside a .box already have a border — remove the double */
.box table {
    border: none;
    box-shadow: none;
    margin: 0;
    font-size: 0.85rem;
}

/* Tool card — title and button on same line */
.tool-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.box table th,
.box table td {
    padding: 0.35em 0.5em;
}

thead {
    border-bottom: 2px solid var(--color-accent1);
}

th {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    text-align: left;
    padding: 0.6em 0.75em;
    color: var(--color-accent2);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

td {
    padding: 0.6em 0.75em;
    border-bottom: 1px solid var(--color-border);
}

tbody tr:hover {
    background-color: rgba(34, 124, 157, 0.06);
}


/* ==========================================================================
 * 12. Images
 * ======================================================================== */

img {
    border: 3px solid var(--color-border);
    border-radius: 0;
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-width: 90%;
    height: auto;
    box-shadow: 5px 5px 0 var(--color-border);
}


/* ==========================================================================
 * 13. Utility classes (colors, borders, text helpers)
 *
 * These include both the new design-system classes and backward-compatible
 * classes from the old stylesheet that are still referenced by HTML pages.
 * ======================================================================== */

/* ---- Floating box utility -------------------------------------------- */
/* Base box: padding, margin, background. Same color for border and shadow. */
.box {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background: var(--color-bg-raised);
    border: 3px solid var(--color-accent1);
    box-shadow: 5px 5px 0 var(--color-accent1);
}

/* Single-color box variants.
 *   1 = accent1
 *   2 = accent2
 *   3 = accent3
 */
.box-1 { border-color: var(--color-accent1); box-shadow: 5px 5px 0 var(--color-accent1); }
.box-2 { border-color: var(--color-accent2); box-shadow: 5px 5px 0 var(--color-accent2); }
.box-3 { border-color: var(--color-accent3); box-shadow: 5px 5px 0 var(--color-accent3); }

/* ---- Divider (structural) --------------------------------------------- */
/* The visual pattern (triple-bar, dot, etc.) is defined in theme files.
 * Base provides the structural positioning for pseudo-elements.
 */
.divider,
hr.divider {
    position: relative;
    height: 3px;
    border: none;
    background: var(--divider-color2);
    margin: 2rem 0;
    padding: 0;
    overflow: visible;
}

.divider::before,
hr.divider::before {
    content: "";
    position: absolute;
    top: -5px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--divider-color1);
}

.divider::after,
hr.divider::after {
    content: "";
    position: absolute;
    top: 5px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--divider-color3);
}

/* ---- Color utilities -------------------------------------------------- */
.color-text1  { color: var(--color-text)       !important; }
.color-text2  { color: var(--color-text-muted)  !important; }
.color-text3  { color: var(--color-text3)       !important; }
.color-bg1    { background-color: var(--color-bg) !important; }
.color-bg2    { background-color: var(--color-bg-raised) !important; }
.color-bg3    { background-color: var(--color-bg3) !important; }
.color-acc1   { color: var(--color-accent1) !important; }
.color-acc2   { color: var(--color-accent3) !important; }
.color-acc3   { color: var(--color-accent2) !important; }
.color-acc4   { color: var(--color-acc4)    !important; }
.color-acc5   { color: var(--color-acc5)    !important; }

/* ---- Border utilities ------------------------------------------------- */
.border-acc1 { border: 1px solid var(--color-accent1) !important; }
.border-acc2 { border: 1px solid var(--color-accent3) !important; }
.border-acc3 { border: 1px solid var(--color-accent2) !important; }

/* ---- Text formatting classes (backward-compatible) -------------------- */
.text-header1 {
    color: var(--color-accent2);
    font-family: var(--font-heading);
    font-size: 2.75rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-header2 {
    color: var(--color-accent3);
    font-family: var(--font-heading);
    font-size: 2.125rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-header3 {
    color: var(--color-accent1);
    font-family: var(--font-heading);
    font-size: 1.625rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-header4 {
    color: var(--color-accent2);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-header5 {
    color: var(--color-accent3);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-header6 {
    color: var(--color-accent1);
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 0;
    margin-left: 4px;
    margin-top: 0.25rem;
}

.text-main {
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
}

/* Icon-sized text (social links, etc.) */
.text-icon {
    font-size: 1.75rem;
    margin: 0.35rem;
    text-decoration: none;
}

.icon-link {
    color: var(--color-accent3);
    transition: color var(--transition-fast),
                transform var(--transition-fast);
}

.icon-link:hover {
    color: var(--color-accent1);
}

/* Quoted text */
.text-quote {
    font-style: italic;
    color: var(--color-text-muted);
    margin-bottom: 0.25em;
}

.text-quote-speaker {
    font-style: normal;
    color: var(--color-accent1);
}

/* Skills tags */
.text-skill {
    line-height: 2.25em;
}

/* Book references */
.text-book-title {
    font-style: italic;
    color: var(--color-text3);
    margin-bottom: 0.25em;
}

.text-book-author {
    font-style: normal;
    color: var(--color-text-muted);
}

/* ---- Heading color overrides removed ----------------------------------- *
 * Base heading colors are set in the Typography section (h1–h6).
 * Page-specific stylesheets (e.g. gurthang.css) can override them
 * without needing !important.
 * ----------------------------------------------------------------------- */

/*
 * "color-text-header" was used on heading wrappers in the existing HTML
 * but never explicitly defined. We keep it as a no-op — the inner <span>
 * classes control the actual color.
 */
.color-text-header {
    /* intentional no-op */
}

/* ASCII control character label */
.ascii-ctrl {
    color: var(--color-accent2);
    font-family: var(--font-heading);
}


/* ==========================================================================
 * 14. Syntax highlighting (Monokai-inspired)
 *
 * Used by Jekyll/Rouge for fenced code blocks.
 * ======================================================================== */

.highlight pre          { background-color: var(--color-bg-code); }
.highlight .hll         { background-color: #3a3a3a; }
.highlight .c           { color: #75715e; }     /* Comment */
.highlight .err         { color: #960050; background-color: #1e0010; }
.highlight .k           { color: #66d9ef; }     /* Keyword */
.highlight .l           { color: #ae81ff; }     /* Literal */
.highlight .n           { color: #f8f8f2; }     /* Name */
.highlight .o           { color: #f92672; }     /* Operator */
.highlight .p           { color: #f8f8f2; }     /* Punctuation */
.highlight .cm          { color: #75715e; }     /* Comment.Multiline */
.highlight .cp          { color: #75715e; }     /* Comment.Preproc */
.highlight .c1          { color: #75715e; }     /* Comment.Single */
.highlight .cs          { color: #75715e; }     /* Comment.Special */
.highlight .ge          { font-style: italic; } /* Generic.Emph */
.highlight .gs          { font-weight: bold; }  /* Generic.Strong */
.highlight .kc          { color: #66d9ef; }     /* Keyword.Constant */
.highlight .kd          { color: #66d9ef; }     /* Keyword.Declaration */
.highlight .kn          { color: #f92672; }     /* Keyword.Namespace */
.highlight .kp          { color: #66d9ef; }     /* Keyword.Pseudo */
.highlight .kr          { color: #66d9ef; }     /* Keyword.Reserved */
.highlight .kt          { color: #66d9ef; }     /* Keyword.Type */
.highlight .ld          { color: #e6db74; }     /* Literal.Date */
.highlight .m           { color: #ae81ff; }     /* Literal.Number */
.highlight .s           { color: #e6db74; }     /* Literal.String */
.highlight .na          { color: #a6e22e; }     /* Name.Attribute */
.highlight .nb          { color: #f8f8f2; }     /* Name.Builtin */
.highlight .nc          { color: #a6e22e; }     /* Name.Class */
.highlight .no          { color: #66d9ef; }     /* Name.Constant */
.highlight .nd          { color: #a6e22e; }     /* Name.Decorator */
.highlight .ni          { color: #f8f8f2; }     /* Name.Entity */
.highlight .ne          { color: #a6e22e; }     /* Name.Exception */
.highlight .nf          { color: #a6e22e; }     /* Name.Function */
.highlight .nl          { color: #f8f8f2; }     /* Name.Label */
.highlight .nn          { color: #f8f8f2; }     /* Name.Namespace */
.highlight .nx          { color: #a6e22e; }     /* Name.Other */
.highlight .py          { color: #f8f8f2; }     /* Name.Property */
.highlight .nt          { color: #f92672; }     /* Name.Tag */
.highlight .nv          { color: #f8f8f2; }     /* Name.Variable */
.highlight .ow          { color: #f92672; }     /* Operator.Word */
.highlight .w           { color: #f8f8f2; }     /* Text.Whitespace */
.highlight .mf          { color: #ae81ff; }     /* Literal.Number.Float */
.highlight .mh          { color: #ae81ff; }     /* Literal.Number.Hex */
.highlight .mi          { color: #ae81ff; }     /* Literal.Number.Integer */
.highlight .mo          { color: #ae81ff; }     /* Literal.Number.Oct */
.highlight .sb          { color: #e6db74; }     /* Literal.String.Backtick */
.highlight .sc          { color: #e6db74; }     /* Literal.String.Char */
.highlight .sd          { color: #e6db74; }     /* Literal.String.Doc */
.highlight .s2          { color: #e6db74; }     /* Literal.String.Double */
.highlight .se          { color: #ae81ff; }     /* Literal.String.Escape */
.highlight .sh          { color: #e6db74; }     /* Literal.String.Heredoc */
.highlight .si          { color: #e6db74; }     /* Literal.String.Interpol */
.highlight .sx          { color: #e6db74; }     /* Literal.String.Other */
.highlight .sr          { color: #e6db74; }     /* Literal.String.Regex */
.highlight .s1          { color: #e6db74; }     /* Literal.String.Single */
.highlight .ss          { color: #e6db74; }     /* Literal.String.Symbol */
.highlight .bp          { color: #f8f8f2; }     /* Name.Builtin.Pseudo */
.highlight .vc          { color: #f8f8f2; }     /* Name.Variable.Class */
.highlight .vg          { color: #f8f8f2; }     /* Name.Variable.Global */
.highlight .vi          { color: #f8f8f2; }     /* Name.Variable.Instance */
.highlight .il          { color: #ae81ff; }     /* Literal.Number.Integer.Long */
.highlight .gh          { }                      /* Generic Heading */
.highlight .gu          { color: #75715e; }     /* Generic.Subheading */
.highlight .gd          { color: #f92672; }     /* Generic.Deleted */
.highlight .gi          { color: #a6e22e; }     /* Generic.Inserted */


/* ==========================================================================
 * 15. Mobile Sidebar
 * ======================================================================== */

/* Hamburger toggle — hidden on desktop */
.sidebar-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0.25em;
    box-shadow: none;
    margin-left: auto;
}

.sidebar-toggle:hover {
    color: var(--color-accent1);
    background: transparent;
    box-shadow: none;
    transform: none;
}

/* Overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
}

.sidebar-overlay.active {
    display: block;
}

/* Sidebar panel */
.sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 260px;
    height: 100%;
    background: var(--color-bg);
    border-right: 3px solid var(--color-accent1);
    z-index: 200;
    transition: left 0.15s linear;
    overflow: hidden;
    padding: 0;
}

.sidebar.active {
    left: 0;
}

/* Falling stripes — thin repeating bands scroll downward */
.sidebar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 200%;
    z-index: 10;
    pointer-events: none;
    opacity: 0;
    background: repeating-linear-gradient(
        to bottom,
        var(--sidebar-stripe1) 0, var(--sidebar-stripe1) 1.667%,
        var(--sidebar-stripe2) 1.667%, var(--sidebar-stripe2) 3.333%,
        var(--sidebar-stripe3) 3.333%, var(--sidebar-stripe3) 5%
    );
}

.sidebar.active::before {
    animation: stripe-fall 0.15s linear forwards;
}

@keyframes stripe-fall {
    0%   { opacity: 1; top: -100%; }
    100% { opacity: 0; top: 0%; }
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 3px solid var(--color-accent1);
}

.sidebar-header .site-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

.sidebar-header .site-title .title-shugg { color: var(--color-accent1); }
.sidebar-header .site-title .title-dot   { color: var(--color-accent3); }
.sidebar-header .site-title .title-dev   { color: var(--color-accent2); }

.sidebar-close {
    background: transparent;
    border: none;
    color: var(--color-text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25em;
    box-shadow: none;
}

.sidebar-close:hover {
    color: var(--color-accent3);
    background: transparent;
    box-shadow: none;
    transform: none;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    gap: 0.5rem;
}

.sidebar-nav .button-nav {
    display: block;
    width: 100%;
    text-align: center;
    margin: 0;
}

.sidebar-nav .theme-toggle {
    width: 100%;
    margin: 0;
}


/* ==========================================================================
 * 16. Responsive / mobile breakpoints
 * ======================================================================== */

/* ---- Tablets & small desktops (max-width 768px) ----------------------- */
@media screen and (max-width: 768px) {
    main {
        padding: 0.75rem 1rem 2rem;
    }

    h1, .text-header1 { font-size: 2rem; }
    h2, .text-header2 { font-size: 1.625rem; }
    h3, .text-header3 { font-size: 1.375rem; }
    h4, .text-header4 { font-size: 1.125rem; }
    h5, .text-header5 { font-size: 1rem; }
    h6, .text-header6 { font-size: 0.95rem; }

    .div-deck {
        flex-direction: column;
    }

    .div-deck > div {
        flex: 1 1 100%;
    }

    .sidebar-toggle {
        display: block;
    }

    .site-header nav {
        display: none;
    }

    /* ASCII table: single column on mobile */
    .ascii-right {
        display: none;
    }
}

/* ---- Mobile phones (max-width 480px) ---------------------------------- */
@media screen and (max-width: 480px) {
    main {
        padding: 0.5rem 0.75rem 1.5rem;
    }

    h1, .text-header1 { font-size: 1.75rem; }
    h2, .text-header2 { font-size: 1.375rem; }
    h3, .text-header3 { font-size: 1.2rem; }
    h4, .text-header4 { font-size: 1.05rem; }

    button,
    .button-main,
    .button-nav {
        padding: 0.75em 1em;
        font-size: 0.9rem;
        width: 100%;
        margin: 0.35em 0;
    }

    .div-btn-deck {
        flex-direction: column;
        align-items: stretch;
    }

    .text-icon {
        font-size: 1.5rem;
    }

    img {
        max-width: 100%;
    }

    .site-header {
        padding: 0 0.75rem;
    }

    .site-header nav {
        gap: 0.75rem;
    }
}

/* ---- Touch devices (legacy mobile override) --------------------------- */
@media only screen and (hover: none) and (pointer: coarse) {
    .text-header1, h1 { font-size: 2.25rem; }
    .text-header2, h2 { font-size: 1.75rem; }
    .text-header3, h3 { font-size: 1.5rem; }
    .text-header4, h4 { font-size: 1.25rem; }
    .text-header5, h5 { font-size: 1.1rem; }
    .text-header6, h6 { font-size: 1rem; }

    .text-main, p {
        font-size: 1rem;
    }

    .text-icon {
        font-size: 2rem;
    }

    .text-link, a {
        font-size: 1rem;
    }

    .text-code, code {
        border-radius: 0;
        padding: 0.15em 0.35em;
        font-size: 0.9rem;
    }

    .text-code-block, pre:has(code) {
        border-radius: 0;
        padding: 0.75em 1em;
        font-size: 0.85rem !important;
    }

    .text-quote {
        font-size: 1rem;
    }

    .text-quote-speaker {
        font-size: 1rem;
    }

    .text-skill {
        line-height: 2.5em;
    }

    .div-deck {
        display: block;
    }

    .input-main, input {
        font-size: 1rem;
    }

    .button-main, .button-nav, button {
        padding: 0.75em 1.25em;
        font-size: 1rem;
        margin: 0.5em;
        border-radius: 0;
    }

    img {
        max-width: 100%;
    }
}