/* =========================================================================
   GetUp — Terminal / Code-Editor Theme
   -------------------------------------------------------------------------
   A theme override layer. Loads AFTER styles.css and blog-styles.css and
   re-skins the site without touching existing markup structure, URLs, or
   content. Everything here is either a CSS-variable override or a scoped
   restyle of an existing class.
   ========================================================================= */

/* ===== 1. Palette ======================================================== */

/* Dark is the default experience. Values follow a GitHub-dark style ramp,
   chosen so body text clears WCAG AA on its own background. */
:root,
[data-theme="dark"] {
    --primary: #3fb950;          /* terminal green — primary accent  */
    --primary-dark: #2ea043;
    --primary-light: #56d364;
    --secondary: #58a6ff;        /* keyword blue                     */
    --accent: #d2a8ff;           /* string/const magenta             */
    --success: #3fb950;
    --warning: #d29922;
    --danger: #f85149;

    --bg-primary: #0d1117;
    --bg-secondary: #010409;
    --bg-tertiary: #161b22;
    --bg-card: #161b22;

    --text-primary: #e6edf3;
    --text-secondary: #9da7b3;
    --text-tertiary: #6e7681;

    --border-color: #30363d;

    /* Terminal-specific tokens */
    --term-chrome: #161b22;
    --term-line: rgba(240, 246, 252, 0.06);
    --code-bg: #010409;
    --glow: rgba(63, 185, 80, 0.35);

    /* Sharper, more "editor" geometry than the old rounded look */
    --radius-sm: 2px;
    --radius-md: 4px;
    --radius-lg: 6px;
    --radius-xl: 8px;
    --radius-full: 999px;

    --shadow-sm: 0 1px 0 rgba(1, 4, 9, 0.6);
    --shadow-md: 0 4px 12px rgba(1, 4, 9, 0.55);
    --shadow-lg: 0 12px 32px rgba(1, 4, 9, 0.65);
    --shadow-xl: 0 20px 48px rgba(1, 4, 9, 0.75);

    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, 'SF Mono',
                 Menlo, Consolas, 'Liberation Mono', monospace;
    --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

    /* Aliases: cookie-consent.css reads --primary-color/--accent-color/--card-bg,
       names the rest of the site never defined, so it was falling back to its
       hardcoded indigo. Defining them here re-points it at the theme. */
    --primary-color: var(--primary);
    --accent-color: var(--secondary);
    --card-bg: var(--bg-card);
}

/* Light mode keeps the same editor language, just inverted. */
[data-theme="light"] {
    --primary: #1a7f37;
    --primary-dark: #116329;
    --primary-light: #2da44e;
    --secondary: #0969da;
    --accent: #8250df;
    --success: #1a7f37;
    --warning: #9a6700;
    --danger: #cf222e;

    --bg-primary: #ffffff;
    --bg-secondary: #f6f8fa;
    --bg-tertiary: #eaeef2;
    --bg-card: #ffffff;

    --text-primary: #1f2328;
    --text-secondary: #59636e;
    --text-tertiary: #818b98;

    --border-color: #d1d9e0;

    --term-chrome: #eaeef2;
    --term-line: rgba(31, 35, 40, 0.06);
    --code-bg: #f6f8fa;
    --glow: rgba(26, 127, 55, 0.25);

    --shadow-sm: 0 1px 0 rgba(31, 35, 40, 0.06);
    --shadow-md: 0 4px 12px rgba(31, 35, 40, 0.1);
    --shadow-lg: 0 12px 32px rgba(31, 35, 40, 0.12);
    --shadow-xl: 0 20px 48px rgba(31, 35, 40, 0.16);
}

/* ===== 2. Typography ===================================================== */

body {
    font-family: var(--font-sans);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
}

/* Headings go monospace — the single strongest "this is a dev site" signal. */
h1, h2, h3, h4, h5, h6,
.hero-title,
.section-title,
.article-title,
.logo-text,
.nav-link,
.btn,
.stat-number,
.blog-card h3,
.footer-brand .logo-text {
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}

.hero-title,
.section-title,
.article-title {
    font-weight: 700;
    line-height: 1.2;
}

/* Inline code + pre blocks inside articles */
.article-content code,
.article-content kbd,
code, kbd, samp {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.15em 0.4em;
    color: var(--accent);
}

.article-content pre {
    font-family: var(--font-mono);
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    overflow-x: auto;
    line-height: 1.7;
    margin: 1.75rem 0;
}

.article-content pre code {
    background: none;
    border: none;
    padding: 0;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

/* ===== 3. Page shell ===================================================== */

body {
    background-color: var(--bg-primary);
    background-image:
        linear-gradient(var(--term-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--term-line) 1px, transparent 1px);
    background-size: 64px 64px;
    background-attachment: fixed;
}

/* ===== 4. Navbar ========================================================= */

.navbar {
    background: color-mix(in srgb, var(--bg-secondary) 88%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: none;
}

.navbar.scrolled {
    background: color-mix(in srgb, var(--bg-secondary) 96%, transparent);
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-md);
}

/* Logo becomes a shell prompt: getup:~$ _ */
.logo-text {
    font-weight: 700;
    letter-spacing: -0.03em;
}

.logo-text .highlight {
    color: var(--primary);
    -webkit-text-fill-color: var(--primary);
    background: none;
}

.navbar .logo-text::after {
    content: ':~$';
    color: var(--text-tertiary);
    font-weight: 400;
    margin-left: 0.35rem;
}

.navbar .logo::after {
    content: '';
    display: inline-block;
    width: 0.5em;
    height: 1.05em;
    margin-left: 0.35rem;
    background: var(--primary);
    vertical-align: -0.15em;
    animation: term-blink 1.15s steps(1) infinite;
}

@keyframes term-blink {
    0%, 49%   { opacity: 1; }
    50%, 100% { opacity: 0; }
}

/* Nav links styled as file paths */
.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.35rem 0.15rem;
}

.nav-link::before {
    content: '/';
    color: var(--text-tertiary);
    opacity: 0.55;
    margin-right: 0.1rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after,
.nav-link:hover::after {
    background: var(--primary);
}

/* Theme toggle — override the hardcoded slate colors from styles.css */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.theme-toggle .toggle-circle {
    background: var(--primary);
    border-radius: var(--radius-sm);
}

.theme-toggle .toggle-label {
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.08em;
}

.theme-toggle .toggle-label-night {
    color: var(--text-secondary);
}

.theme-toggle .toggle-label-day {
    color: var(--text-primary);
}

[data-theme="light"] .theme-toggle {
    background: var(--bg-tertiary);
}

[data-theme="light"] .theme-toggle .toggle-circle {
    background: var(--primary);
}

.hamburger span {
    background: var(--text-primary);
    border-radius: 1px;
}

/* ===== 5. Hero =========================================================== */

.hero,
.hero-v2 {
    background: radial-gradient(
        ellipse 90% 70% at 50% -10%,
        color-mix(in srgb, var(--primary) 12%, transparent),
        transparent 70%
    );
    border-bottom: 1px solid var(--border-color);
}

/* Retire the old floating blobs — they read as marketing, not developer. */
.hero .floating-shapes,
.hero-v2 .floating-shapes {
    display: none;
}

/* Hero badge as a code comment */
.hero-badge {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 500;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    padding: 0.4rem 0.85rem;
    letter-spacing: 0;
}

.hero-badge::before {
    content: '// ';
    color: var(--primary);
}

.hero-subtitle {
    font-family: var(--font-sans);
    color: var(--text-secondary);
    max-width: 60ch;
}

.gradient-text {
    background: linear-gradient(120deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Hero stats as a status line */
.hero-stats {
    border-top: 1px solid var(--border-color);
    padding-top: 1.75rem;
    gap: 2.5rem;
}

.hero-stats .stat-number {
    font-family: var(--font-mono);
    color: var(--primary);
    font-weight: 700;
}

.hero-stats .stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

/* ---- Terminal window (new hero visual, markup added in index.html) ---- */
.term-window {
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.75;
    width: 100%;
    max-width: 540px;
}

.term-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 0.9rem;
    background: var(--term-chrome);
    border-bottom: 1px solid var(--border-color);
}

.term-dot {
    width: 11px;
    height: 11px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.term-dot.red    { background: #ff5f57; }
.term-dot.yellow { background: #febc2e; }
.term-dot.green  { background: #28c840; }

.term-title {
    margin-left: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    letter-spacing: 0.02em;
}

.term-body {
    padding: 1.15rem 1.25rem 1.4rem;
    overflow-x: auto;
}

.term-line {
    white-space: pre;
    color: var(--text-secondary);
}

.term-prompt   { color: var(--primary); }
.term-path     { color: var(--secondary); }
.term-comment  { color: var(--text-tertiary); font-style: italic; }
.term-key      { color: #ff7b72; }
.term-str      { color: var(--accent); }
.term-fn       { color: #d2a8ff; }
.term-num      { color: #79c0ff; }

[data-theme="light"] .term-key { color: #cf222e; }
[data-theme="light"] .term-fn  { color: #8250df; }
[data-theme="light"] .term-num { color: #0550ae; }

.term-cursor {
    display: inline-block;
    width: 0.55em;
    height: 1.05em;
    background: var(--primary);
    vertical-align: -0.18em;
    animation: term-blink 1.15s steps(1) infinite;
}

/* ---- home-v2 split hero overrides -------------------------------------
   styles.css sets these with `body.home-v2 ...` specificity and hardcoded
   indigo/cyan gradients, so they must be matched selector-for-selector. */

body.home-v2 .hero-v2,
body.home-v2[data-theme="dark"] .hero-v2,
[data-theme="dark"] body.home-v2 .hero-v2,
body.home-v2[data-theme="light"] .hero-v2,
[data-theme="light"] body.home-v2 .hero-v2 {
    background:
        radial-gradient(circle at 12% -5%,
            color-mix(in srgb, var(--primary) 14%, transparent), transparent 42%),
        radial-gradient(circle at 88% 12%,
            color-mix(in srgb, var(--secondary) 12%, transparent), transparent 44%);
    min-height: auto;
    padding: 8rem 0 5rem;
}

body.home-v2 .hero-v2 .hero-v2-layout {
    align-items: center;
    gap: 3rem;
}

body.home-v2 .hero-v2 .hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
}

/* Stat tiles lose their card chrome — they read as a terminal status line.
   styles.css sets these twice (base + a [data-theme="dark"] pair), so both
   selector shapes are matched here. */
body.home-v2 .hero-v2 .hero-stats .stat,
body.home-v2[data-theme="dark"] .hero-v2 .hero-stats .stat,
[data-theme="dark"] body.home-v2 .hero-v2 .hero-stats .stat {
    background: none;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
    text-align: left;
    display: flex;
    align-items: baseline;
    gap: 0.3rem;
    flex-wrap: wrap;
    color: var(--primary);
    font-family: var(--font-mono);
}

body.home-v2 .hero-v2 .hero-stats .stat-number,
body.home-v2[data-theme="dark"] .hero-v2 .hero-stats .stat-number,
[data-theme="dark"] body.home-v2 .hero-v2 .hero-stats .stat-number {
    color: var(--primary);
}

body.home-v2 .hero-v2 .hero-stats .stat-label,
body.home-v2[data-theme="dark"] .hero-v2 .hero-stats .stat-label,
[data-theme="dark"] body.home-v2 .hero-v2 .hero-stats .stat-label {
    color: var(--text-tertiary);
    flex-basis: 100%;
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-width: 0;
}

@media (max-width: 980px) {
    body.home-v2 .hero-v2 {
        padding: 7rem 0 3.5rem;
    }

    body.home-v2 .hero-v2 .hero-stats {
        grid-template-columns: none;
        gap: 1.75rem;
    }

    .hero-visual {
        justify-content: flex-start;
    }
}

/* ===== 6. Buttons ======================================================== */

.btn {
    font-family: var(--font-mono);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 0.8rem 1.5rem;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--primary);
    color: #04140a;
    border: 1px solid var(--primary);
}

[data-theme="light"] .btn-primary {
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--primary-light);
    border-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--glow);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: none;
}

.btn-secondary {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ===== 7. Section headers ================================================ */

.section-badge {
    font-family: var(--font-mono);
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    padding: 0.35rem 0.8rem;
}

.section-badge::before {
    content: '// ';
    color: var(--primary);
}

.section-subtitle {
    font-family: var(--font-sans);
    color: var(--text-secondary);
}

/* ===== 8. Blog cards ===================================================== */

/* styles.css layers a slate/cyan gradient on this section in both modes */
.blogs-section,
[data-theme="dark"] .blogs-section,
[data-theme="light"] .blogs-section {
    background: transparent;
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: none;
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.blog-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Thin accent rail that lights up on hover, like an active editor tab */
.blog-card::after {
    content: '';
    position: absolute;
    inset: 0 auto 0 0;
    width: 2px;
    background: var(--primary);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.blog-card:hover::after {
    opacity: 1;
}

.blog-image {
    border-bottom: 1px solid var(--border-color);
    background: var(--code-bg);
}

.blog-card:hover .blog-image img {
    transform: scale(1.03);
}

.blog-content {
    padding: 1.4rem 1.5rem 1.6rem;
}

/* Meta line reads like a comment */
.blog-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-tertiary);
    letter-spacing: 0.01em;
    gap: 1rem;
}

.blog-meta i {
    color: var(--primary);
    opacity: 0.85;
}

.blog-card h3 {
    font-size: 1.0625rem;
    line-height: 1.4;
    color: var(--text-primary);
}

.blog-card:hover h3 {
    color: var(--primary);
}

.blog-card p {
    font-family: var(--font-sans);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.read-more {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary);
}

.read-more::before {
    content: '$ ';
    opacity: 0.7;
}

/* ===== 9. Article pages ================================================== */

.blog-wrapper,
.blog-layout {
    background: transparent;
}

.article-title {
    letter-spacing: -0.03em;
}

.article-meta,
.article-meta-item {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.article-meta-item i {
    color: var(--primary);
}

.article-content {
    font-family: var(--font-sans);
    color: var(--text-primary);
}

.article-content h2,
.article-content h3 {
    font-family: var(--font-mono);
    letter-spacing: -0.025em;
    scroll-margin-top: 6rem;
}

/* Section headings get a subtle hash prefix, like a markdown source view */
.article-content h2::before {
    content: '## ';
    color: var(--primary);
    opacity: 0.6;
    font-weight: 400;
}

.article-content h3::before {
    content: '### ';
    color: var(--primary);
    opacity: 0.5;
    font-weight: 400;
}

.article-content a {
    color: var(--secondary);
    text-decoration: underline;
    text-underline-offset: 0.18em;
    text-decoration-thickness: 1px;
    text-decoration-color: color-mix(in srgb, var(--secondary) 45%, transparent);
}

.article-content a:hover {
    text-decoration-color: var(--secondary);
}

.article-content blockquote {
    border-left: 3px solid var(--primary);
    background: var(--bg-tertiary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 1rem 1.4rem;
    color: var(--text-secondary);
    font-style: normal;
}

.lead {
    font-family: var(--font-sans);
    color: var(--text-secondary);
}

.featured-image-container,
.featured-image {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--code-bg);
}

.image-caption {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.research-note {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--secondary);
    border-radius: var(--radius-md);
}

.research-note-title {
    font-family: var(--font-mono);
    color: var(--secondary);
}

/* Tables as data output */
table {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

th {
    font-family: var(--font-mono);
    background: var(--bg-tertiary) !important;
    color: var(--text-primary);
    font-size: 0.8125rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] th {
    background: var(--bg-tertiary) !important;
}

td {
    font-family: var(--font-sans);
}

tr:nth-child(even),
[data-theme="dark"] tr:nth-child(even) {
    background: color-mix(in srgb, var(--bg-tertiary) 45%, transparent);
}

tr:nth-child(odd),
[data-theme="dark"] tr:nth-child(odd) {
    background: transparent;
}

tr:hover,
[data-theme="dark"] tr:hover {
    background: color-mix(in srgb, var(--primary) 10%, transparent);
}

/* ===== 10. Blog listing page ============================================= */

.blog-header-simple {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.search-form input,
.search-form {
    font-family: var(--font-mono);
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

.search-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--glow);
}

.search-btn {
    font-family: var(--font-mono);
    background: var(--primary);
    color: #04140a;
    border-radius: var(--radius-md);
}

[data-theme="light"] .search-btn {
    color: #ffffff;
}

/* ===== 11. Forms & contact =============================================== */

input, textarea, select {
    font-family: var(--font-mono);
    background: var(--code-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-tertiary);
}

input:focus, textarea:focus, select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--glow);
}

label {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.contact-section {
    border-top: 1px solid var(--border-color);
    background: transparent;
}

/* ===== 12. Footer ======================================================== */

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer .logo-text {
    font-family: var(--font-mono);
}

.footer-brand p {
    font-family: var(--font-sans);
    color: var(--text-secondary);
}

.footer-links h4,
.footer-grid h4 {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

.footer-links a {
    font-family: var(--font-sans);
    color: var(--text-secondary);
    transition: color 0.15s ease;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    border-top: 1px solid var(--border-color);
}

.back-to-top {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--primary);
    border-radius: var(--radius-md);
}

.back-to-top:hover {
    border-color: var(--primary);
    box-shadow: 0 6px 20px var(--glow);
}

/* ===== 12b. Cookie consent bar =========================================== */

.cookie-consent {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    font-family: var(--font-sans);
}

.cookie-consent-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.cookie-consent-text a {
    color: var(--secondary);
}

.cookie-btn {
    font-family: var(--font-mono);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
}

.cookie-btn-accept {
    background: var(--primary);
    color: #04140a;
    border: 1px solid var(--primary);
}

[data-theme="light"] .cookie-btn-accept {
    color: #ffffff;
}

.cookie-btn-accept:hover {
    background: var(--primary-light);
    box-shadow: 0 4px 15px var(--glow);
}

.cookie-btn-decline {
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.cookie-btn-decline:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--primary);
}

/* ===== 13. Language tag chips (new, used on cards + hero) ================= */

.lang-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1.25rem;
}

.lang-tag {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    font-weight: 500;
    padding: 0.3rem 0.7rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    background: var(--bg-card);
    transition: border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.lang-tag::before {
    content: '#';
    color: var(--text-tertiary);
    margin-right: 0.1rem;
}

.lang-tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* ===== 14. Accessibility & motion ======================================== */

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

.skip-to-content {
    font-family: var(--font-mono);
    background: var(--primary);
    color: #04140a;
}

::selection {
    background: color-mix(in srgb, var(--primary) 30%, transparent);
    color: var(--text-primary);
}

/* Custom scrollbar, editor-style */
* {
    scrollbar-color: var(--border-color) transparent;
}

*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}

@media (prefers-reduced-motion: reduce) {
    .navbar .logo::after,
    .term-cursor {
        animation: none;
        opacity: 1;
    }

    .blog-card:hover,
    .btn:hover,
    .lang-tag:hover {
        transform: none;
    }
}

/* ===== 15. Responsive ==================================================== */

@media (max-width: 900px) {
    .term-window {
        max-width: 100%;
        font-size: 0.8125rem;
    }
}

@media (max-width: 640px) {
    body {
        background-size: 40px 40px;
    }

    .navbar .logo::after {
        display: none;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .term-body {
        padding: 1rem;
    }
}

/* Mobile nav panel needs an opaque backdrop against the grid background */
@media (max-width: 968px) {
    .nav-menu {
        background: var(--bg-secondary);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
    }

    .nav-link::before {
        content: none;
    }
}