/* View transitions — smooth cross-fade between pages on same-origin nav */
@view-transition { navigation: auto; }

/* Cascade layers — explicit ordering, lowest priority first */
@layer reset, tokens, base, components, utilities;

/* Local fonts — self-hosted */
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 500;
  font-display: optional;
  src: url("/fonts/jetbrains-mono.woff2") format("woff2");
}
@font-face {
  font-family: "Spectral";
  font-style: normal;
  font-weight: 400;
  font-display: optional;
  src: url("/fonts/spectral-400.woff2") format("woff2");
}
@font-face {
  font-family: "Spectral";
  font-style: normal;
  font-weight: 500;
  font-display: optional;
  src: url("/fonts/spectral-500.woff2") format("woff2");
}
@font-face {
  font-family: "Spectral";
  font-style: normal;
  font-weight: 600;
  font-display: optional;
  src: url("/fonts/spectral-600.woff2") format("woff2");
}
@font-face {
  font-family: "Spectral";
  font-style: italic;
  font-weight: 400;
  font-display: optional;
  src: url("/fonts/spectral-italic.woff2") format("woff2");
}

@layer tokens {
  :root {
    /* Light/dark are resolved by light-dark() based on color-scheme. */
    color-scheme: light dark;

    /* Type scale — 1.25 ratio, root-relative. */
    --text-xs:   0.75rem;   /* 12px */
    --text-sm:   0.875rem;  /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-md:   1.125rem;  /* 18px — body */
    --text-lg:   1.25rem;   /* 20px — h3 */
    --text-xl:   1.5rem;    /* 24px — h2 */
    --text-2xl:  1.875rem;  /* 30px */
    --text-3xl:  2.25rem;   /* 36px — article title */
    --text-4xl:  clamp(2.5rem, 4vw + 1rem, 4rem); /* fluid hero */

    /* Spacing scale — 0.25rem base. Odd steps kept where the site uses them. */
    --space-1:  0.25rem;   /*  4 */
    --space-2:  0.5rem;    /*  8 */
    --space-3:  0.75rem;   /* 12 */
    --space-4:  1rem;      /* 16 */
    --space-5:  1.25rem;   /* 20 */
    --space-6:  1.5rem;    /* 24 */
    --space-7:  1.75rem;   /* 28 */
    --space-8:  2rem;      /* 32 */
    --space-9:  2.25rem;   /* 36 */
    --space-10: 2.5rem;    /* 40 */
    --space-12: 3rem;      /* 48 */
    --space-14: 3.5rem;    /* 56 */
    --space-16: 4rem;      /* 64 */
    --space-20: 5rem;      /* 80 */
    --space-24: 6rem;      /* 96 */
    --space-30: 7.5rem;    /* 120 */

    /* Line heights */
    --leading-tight:   1.2;
    --leading-snug:    1.4;
    --leading-normal:  1.55;
    --leading-relaxed: 1.65;

    /* Borders & layers */
    --border-hairline: 0.0625rem;
    --layer-sticky: 10;

    /* Weights */
    --weight-regular:  400;
    --weight-medium:   500;
    --weight-semibold: 600;

    /* Color — single source of truth via light-dark(). */
    --paper:  light-dark(#FAFAF7, #111110);
    --ink:    light-dark(#141414, #ECEBE6);
    --ink-2:  light-dark(#3a3a36, #c9c7bf);
    --ink-3:  light-dark(#6b6b66, #908d83);
    --ink-4:  light-dark(#9a9a93, #65635c);
    --rule:   light-dark(#e6e4dc, #2a2925);
    --rule-2: light-dark(#efede5, #1f1e1b);
    --accent: light-dark(#5B3FB8, #A48BFF);
    --accent-soft: color-mix(in srgb, var(--accent) 12%, transparent);

    /* Type families & layout primitives. */
    --serif: "Spectral", Georgia, "Times New Roman", serif;
    --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
    --body: var(--serif);
    --display: var(--serif);
    --ui: var(--mono);
    --measure: 64ch;
    --col: 720px;
    --row-pad: var(--space-6);
  }

  /* Mode overrides set color-scheme so light-dark() picks the right side. */
  [data-mode="light"] { color-scheme: light; }
  [data-mode="dark"]  { color-scheme: dark; }
  [data-mode="paper"] {
    color-scheme: light;
    --paper: #F4EFE2;
    --ink: #1a1814;
    --ink-2: #3d382e;
    --ink-3: #6e6859;
    --ink-4: #9a9382;
    --rule: #ddd6c2;
    --rule-2: #e6dfca;
  }

  [data-accent="loud"]   { --accent: #4D2BC4; }
  [data-accent="quiet"]  { --accent: #5B3FB8; }
  [data-accent="whisper"]{ --accent: var(--ink); }
  [data-mode="dark"][data-accent="whisper"] { --accent: var(--ink); }
}

@layer base {
  * { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--body);
    font-size: var(--text-md);
    line-height: var(--leading-normal);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-feature-settings: "ss01", "ss02";
  }

  a { color: var(--accent); text-decoration: none; }
  a:hover { text-decoration: underline; text-underline-offset: 3px; }

  .wrap {
    max-width: var(--col);
    margin: 0 auto;
    padding: var(--space-14) var(--space-7) var(--space-30);
  }
  .wrap--wide { max-width: 920px; }

  ::selection { background: var(--accent-soft); color: var(--ink); }
}

@layer components {
  /* Header */
  site-header {
    display: block;
    position: sticky;
    top: 0;
    z-index: var(--layer-sticky);
    padding-top: var(--space-3);
    margin-top: calc(-1 * var(--space-3));
    margin-bottom: var(--space-9);
    background: var(--paper);
  }

  .site-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-6);
    padding-bottom: var(--space-7);
    border-bottom: var(--border-hairline) solid var(--rule);
    flex-wrap: nowrap;
  }
  .site-head .brand, .site-head .nav { flex-shrink: 0; }
  .site-head .brand .sub { white-space: nowrap; }
  .site-head .brand a { display: inline-block; }
  .brand {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-md);
    letter-spacing: -0.01em;
    color: var(--ink);
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    white-space: nowrap;
    flex-shrink: 0;
  }
  .brand a, .brand .sub { white-space: nowrap; }
  .brand a { color: var(--ink); display: inline-flex; align-items: center; }
  .brand-logo { height: var(--text-md); width: auto; display: block; }
  .brand .dot { width: calc(var(--space-3) / 2); height: calc(var(--space-3) / 2); border-radius: 50%; background: var(--accent); display: inline-block; transform: translateY(calc(-1 * var(--space-2) / 4)); }
  .brand .sub { color: var(--ink-3); font-family: var(--ui); font-size: var(--text-xs); font-weight: var(--weight-regular); letter-spacing: 0.02em; }

  .nav {
    display: flex;
    gap: var(--space-6);
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.01em;
  }
  .nav a { color: var(--ink-3); }
  .nav a:hover { color: var(--ink); text-decoration: none; }
  .nav a.is-current { color: var(--ink); }
  .nav a.is-current::after { content: ""; display: block; height: var(--border-hairline); background: var(--accent); margin-top: calc(var(--space-2) / 4); }

  /* Intro */
  .intro {
    font-family: var(--body);
    font-size: var(--text-md);
    color: var(--ink-2);
    margin: 0 0 var(--space-14);
    line-height: var(--leading-snug);
    text-wrap: pretty;
  }
  .intro .accent { color: var(--ink); font-weight: var(--weight-medium); }

  /* Topic group */
  .group { margin-bottom: var(--space-14); }
  .group-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-3);
    padding-bottom: var(--space-3);
    margin-bottom: var(--space-2);
    border-bottom: 1px solid var(--rule);
    white-space: nowrap;
    flex-wrap: nowrap;
    gap: var(--space-4);
  }
  .group-head > span { white-space: nowrap; flex-shrink: 0; }
  .group-head .count { color: var(--ink-4); }

  /* Note row */
  .note { border-bottom: 1px solid var(--rule); }
  .note-row {
    display: block;
    padding: var(--row-pad) 0;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    transition: opacity 120ms ease;
  }
  .note-row:hover { text-decoration: none; opacity: 1; }
  .note-row:hover .note-title { color: var(--accent); }

  [data-density="tight"] .note-row { padding: var(--space-3) 0; }
  [data-density="tight"] .note-dek { display: none; }
  [data-density="comfy"] .note-row { padding: var(--space-6) 0; }
  [data-density="airy"]  .note-row { padding: var(--space-8) 0; }

  .chev { display: none; }

  .note-eyebrow {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: baseline;
    font-family: var(--ui);
    font-size: var(--text-xs);
    color: var(--ink-3);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
    line-height: var(--leading-snug);
  }
  .note-eyebrow .sep { color: var(--ink-4); }
  .note-eyebrow .tag { color: var(--accent); }
  .note-eyebrow .tag::before { display: none; }
  .note-date {
    font-family: var(--ui);
    font-size: var(--text-xs);
    color: var(--ink-3);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
  }
  .note-title {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-xl);
    line-height: var(--leading-tight);
    color: var(--ink);
    letter-spacing: -0.005em;
    margin: 0 0 var(--space-3);
    transition: color 120ms ease;
    text-wrap: balance;
  }
  .note-main { min-width: 0; }
  .note-dek {
    font-family: var(--body);
    font-size: var(--text-base);
    color: var(--ink-3);
    line-height: var(--leading-snug);
    margin: 0;
    text-wrap: pretty;
  }
  .note-meta { display: none; }
  .tag { color: var(--ink-3); }
  .tag::before { content: ""; display: inline-block; width: 5px; height: 5px; background: var(--accent); border-radius: 50%; margin-right: 6px; transform: translateY(-1px); }
  .status {
    font-family: var(--ui);
    font-size: var(--text-xs);
    text-transform: lowercase;
    letter-spacing: 0.04em;
  }
  .status[data-s="working"] { color: var(--accent); }
  .status[data-s="draft"] { color: var(--ink-4); }
  .status[data-s="final"] { color: var(--ink-3); }

  .expand { display: none; }

  /* Note page (dedicated reading view) */
  .back {
    display: inline-block;
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.02em;
    color: var(--ink-3);
    margin-bottom: var(--space-8);
    text-decoration: none;
  }
  .back:hover { color: var(--accent); text-decoration: none; }
  .note-page-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.02em;
    color: var(--ink-3);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--rule);
    margin-bottom: var(--space-6);
  }
  .note-page-title {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-3xl);
    line-height: var(--leading-tight);
    letter-spacing: -0.02em;
    margin: 0 0 var(--space-4);
    color: var(--ink);
    text-wrap: wrap;
  }
  .note-page-dek {
    font-family: var(--body);
    font-size: var(--text-md);
    line-height: var(--leading-snug);
    color: var(--ink-3);
    margin: 0 0 var(--space-9);
    text-wrap: pretty;
  }
  .note-page-body { font-size: var(--text-md); }
  .note-page-body p { margin: 0 0 1.1em; }
  .note-page-body ul { padding-left: var(--space-5); }
  .note-page-body li { margin-bottom: var(--space-2); }

  source-note {
    display: block;
    margin: var(--space-12) 0 0;
    padding: var(--space-5) var(--space-6);
    border: 1px solid var(--rule);
    border-left: 3px solid var(--accent);
    background: color-mix(in srgb, var(--accent) 4%, transparent);
    color: var(--ink-2);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
  }
  source-note::before {
    content: attr(heading);
    display: block;
    margin-bottom: var(--space-3);
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
  }
  source-note:not([heading])::before {
    content: attr(label);
  }
  source-note p {
    margin: 0 0 1em;
  }
  source-note p:last-child {
    margin-bottom: 0;
  }

  .related {
    margin-top: var(--space-16);
    padding-top: var(--space-6);
    border-top: 1px solid var(--rule);
  }
  .related .page-eyebrow { margin-bottom: var(--space-4); }
  .related-row {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: var(--space-5);
    align-items: baseline;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--rule);
    text-decoration: none;
    color: inherit;
  }
  .related-row:hover { text-decoration: none; }
  .related-row:hover .related-title { color: var(--accent); }
  .related-date {
    font-family: var(--ui);
    font-size: var(--text-xs);
    color: var(--ink-3);
    letter-spacing: 0.02em;
  }
  .related-title {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-md);
    color: var(--ink);
    line-height: var(--leading-tight);
    letter-spacing: -0.005em;
    transition: color 120ms ease;
  }

  /* Comments (giscus mounts inside .comments) */
  .comments {
    margin-top: var(--space-16);
    padding-top: var(--space-6);
    border-top: 1px solid var(--rule);
  }
  .comments .page-eyebrow {
    margin-bottom: var(--space-4);
  }
  .comments .giscus,
  .comments .giscus-frame {
    width: 100%;
  }

  /* Site footer */
  .site-foot {
    margin-top: var(--space-20);
    padding-top: var(--space-7);
    border-top: 1px solid var(--rule);
    font-family: var(--ui);
    font-size: var(--text-xs);
    color: var(--ink-3);
    letter-spacing: 0.02em;
  }
  .site-foot a { color: var(--ink-3); text-decoration: none; }
  .site-foot a:hover { color: var(--accent); text-decoration: none; }

  .foot-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-8);
    align-items: start;
  }

  .foot-brand .foot-name {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-md);
    letter-spacing: -0.01em;
    color: var(--ink);
    margin: 0 0 var(--space-4);
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
  }
  .foot-brand .foot-name .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    display: inline-block;
    transform: translateY(-2px);
    flex-shrink: 0;
  }

  .foot-quote {
    font-family: var(--body);
    font-style: italic;
    font-size: var(--text-sm);
    line-height: var(--leading-normal);
    color: var(--ink-3);
    max-width: 38ch;
    margin: 0;
    padding-left: var(--space-4);
    border-left: 2px solid var(--rule);
  }
  .foot-quote cite {
    display: block;
    font-style: normal;
    font-size: var(--text-xs);
    color: var(--ink-4);
    margin-top: var(--space-2);
    letter-spacing: 0.02em;
  }

  .foot-col .foot-label {
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin: 0 0 var(--space-4);
  }
  .foot-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  .foot-col li {
    margin-bottom: var(--space-2);
    font-family: var(--body);
    font-size: var(--text-sm);
    letter-spacing: normal;
  }
  .foot-col a {
    color: var(--ink-2);
  }
  .foot-col a:hover {
    color: var(--accent);
  }

  .foot-meta {
    border-top: 1px solid var(--rule);
    padding-top: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    font-size: var(--text-xs);
    color: var(--ink-3);
  }

  /* Sub-pages */
  .page-eyebrow {
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin: 0 0 var(--space-4);
  }
  .page-title {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-2xl);
    line-height: var(--leading-tight);
    letter-spacing: -0.015em;
    margin: 0 0 var(--space-7);
    color: var(--ink);
  }
  .prose {
    font-family: var(--body);
    font-size: var(--text-md);
    line-height: var(--leading-relaxed);
    color: var(--ink-2);
  }
  .prose p { margin: 0 0 1.1em; }
  .prose h2 {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-xl);
    margin: var(--space-8) 0 var(--space-3);
    color: var(--ink);
    letter-spacing: -0.01em;
  }
  .prose h3 {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-lg);
    color: var(--ink);
    margin: var(--space-7) 0 var(--space-2);
  }
  .prose ul { padding-left: var(--space-5); }
  .prose li { margin-bottom: var(--space-1); }
  .prose figure {
    margin: var(--space-8) 0;
  }
  .prose img,
  .prose video,
  .prose iframe {
    max-width: 100%;
  }
  .prose img,
  .prose video {
    height: auto;
  }
  .prose img {
    display: block;
  }
  .prose figcaption {
    font-family: var(--ui);
    font-size: var(--text-xs);
    line-height: var(--leading-snug);
    color: var(--ink-3);
    margin-top: var(--space-2);
  }
  .prose code { font-family: var(--mono); font-size: 0.9em; background: var(--rule-2); padding: 1px 5px; border-radius: 3px; }
  .prose pre {
    font-family: var(--mono);
    font-size: 0.88rem;
    line-height: var(--leading-relaxed);
    background: var(--rule-2);
    border: 1px solid var(--rule);
    padding: var(--space-4);
    overflow-x: auto;
  }
  .prose pre code { background: transparent; padding: 0; font-size: inherit; }
  .prose a { color: var(--accent); text-decoration: none; }
  .prose a:hover { text-decoration: underline; text-underline-offset: 3px; }

  .kv {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: var(--space-2) var(--space-6);
    font-family: var(--body);
    font-size: var(--text-base);
    color: var(--ink-2);
    margin: var(--space-6) 0;
  }
  .kv dt { font-family: var(--ui); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-3); padding-top: var(--space-1); }
  .kv dd { margin: 0; }

  /* .kv with row dividers (table-style) */
  .kv-table {
    gap: 0;
  }
  .kv-table dt,
  .kv-table dd {
    padding: var(--space-4) 0;
    border-top: 1px solid var(--rule);
    align-self: start;
  }
  .kv-table dt {
    padding-top: var(--space-5); /* nudge so the small-caps label aligns with body baseline */
  }
  .kv-table dt:first-of-type,
  .kv-table dd:first-of-type {
    border-top: 0;
  }

  /* Study card (used on /work for the MSc) */
  .study-title {
    font-family: var(--display);
    font-weight: var(--weight-medium);
    font-size: var(--text-lg);
    line-height: var(--leading-tight);
    color: var(--ink);
    letter-spacing: -0.005em;
    margin: 0 0 var(--space-2);
  }
  .study-meta {
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin: 0 0 var(--space-4);
  }

  .now-list { list-style: none; padding: 0; margin: 0; }
  .now-list li {
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--rule);
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: var(--space-5);
    align-items: baseline;
  }
  .now-list .when { font-family: var(--ui); font-size: var(--text-xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); }
  .now-list .what { color: var(--ink-2); font-size: var(--text-base); }

  /* Category pill — inline with note eyebrows and meta rows */
  .category-pill {
    display: inline-block;
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    text-decoration: none;
    border: 1px solid var(--rule);
    padding: 1px 8px;
    transition: color 120ms, border-color 120ms;
  }
  .category-pill:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

  /* Draft marker on blog-post */
  blog-post[draft] .note-page-meta::before {
    content: "draft";
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 1px 8px;
  }

  /* Code block header */
  code-block { display: block; }
  .code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    border: 1px solid var(--rule);
    border-bottom: 0;
    background: var(--rule-2);
    padding: var(--space-2) var(--space-3);
  }
  .code-block-language {
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
  }
  .code-block-copy {
    cursor: pointer;
    border: 1px solid var(--rule);
    background: var(--paper);
    padding: 3px 10px;
    font-family: var(--ui);
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-3);
    transition: color 120ms, border-color 120ms;
  }
  .code-block-copy:hover { color: var(--accent); border-color: var(--accent); }
  .code-block-copy[data-state="copied"] { color: var(--accent); border-color: var(--accent); }

  .prose code-block pre,
  code-block pre {
    margin-top: 0;
    border-top: 0;
  }

  /* Headings-as-links */
  .prose .heading-link { color: inherit; text-decoration: none; transition: color 120ms ease; }
  .prose .heading-link:hover,
  .prose .heading-link:focus-visible { color: var(--accent); }

  /* Responsive */
  @media (max-width: 640px) {
    .wrap { padding: var(--space-8) var(--space-5) var(--space-20); }
    .site-head { flex-wrap: wrap; }
    .now-list li { grid-template-columns: 1fr; gap: var(--space-1); }
    .kv { grid-template-columns: 1fr; gap: var(--space-1) 0; }
    .kv dd { margin-bottom: var(--space-3); }
    .related-row { grid-template-columns: 1fr; gap: var(--space-1); }
    .foot-grid { grid-template-columns: 1fr 1fr; gap: var(--space-7) var(--space-8); }
    .foot-brand { grid-column: 1 / -1; }
    .foot-meta { flex-direction: column; gap: var(--space-2); align-items: flex-start; }
  }
}

@layer components {
/* Skills essay visual components */
.skills-fnref {
  color: var(--accent);
  font-size: 0.75em;
  line-height: 0;
  margin-left: 1px;
  text-decoration: none;
  vertical-align: super;
}
.skills-fnref:hover { text-decoration: underline; }
.skills-visual {
  margin: 36px 0;
  overflow-x: auto;
}
.skills-visual-caption {
  color: var(--ink-3);
  font-family: var(--body);
  font-size: 14px;
  font-style: italic;
  line-height: 1.4;
  margin: 14px 0 0;
  text-align: center;
}
.skills-compare-table {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-collapse: collapse;
  font-family: var(--body);
  font-size: 14px;
  min-width: 560px;
  width: 100%;
}
.skills-compare-table th,
.skills-compare-table td {
  border-bottom: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  padding: 10px 8px;
  text-align: center;
  vertical-align: middle;
}
.skills-compare-table th:last-child,
.skills-compare-table td:last-child { border-right: 0; }
.skills-compare-table thead th {
  background: var(--rule-2);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  padding: 12px 6px;
}
.skills-compare-table tbody th {
  background: var(--rule-2);
  color: var(--ink);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
  padding-left: 14px;
  text-align: left;
}
.skills-compare-table tbody tr:last-child td,
.skills-compare-table tbody tr:last-child th { border-bottom: 0; }
.skills-skill-col { background: color-mix(in srgb, var(--accent) 8%, transparent) !important; }
.skills-mark-yes {
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
}
.skills-mark-no {
  color: var(--ink-4);
  font-size: 18px;
}
.skills-mark-partial {
  color: var(--ink-3);
  font-size: 12px;
  font-style: italic;
}
.skills-consequences-wrapper,
.skills-flow-diagram {
  background: var(--rule-2);
  border: 1px solid var(--rule);
  padding: 24px 20px 20px;
}
.skills-consequences {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr 1fr;
}
.skills-consequence-panel {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 22px 18px;
}
.skills-consequence-label {
  color: var(--ink-3);
  font-family: var(--ui);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.skills-consequence-title {
  color: var(--ink);
  font-family: var(--display);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 16px;
}
.skills-consequence-row {
  align-items: center;
  border-top: 1px dashed var(--rule);
  display: flex;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.4;
  padding: 8px 0;
}
.skills-consequence-row:first-of-type {
  border-top: 0;
  padding-top: 4px;
}
.skills-consequence-marker {
  color: var(--ink-3);
  flex-shrink: 0;
  font-size: 11px;
  font-style: italic;
  text-align: right;
  width: 38px;
}
.skills-consequence-marker.skills-after {
  color: var(--accent);
  font-style: normal;
  font-weight: 600;
}
.skills-consequence-text { color: var(--ink); }
.skills-consequence-bridge {
  border-top: 1px solid var(--rule);
  color: var(--ink-2);
  font-size: 13px;
  font-style: italic;
  margin-top: 16px;
  padding-top: 16px;
  text-align: center;
}
.skills-flow-diagram { padding: 28px 20px 22px; }
.skills-flow-steps {
  align-items: stretch;
  display: flex;
  gap: 8px;
  justify-content: space-between;
}
.skills-flow-step {
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--ink);
  display: flex;
  flex: 1;
  flex-direction: column;
  font-size: 12.5px;
  justify-content: center;
  line-height: 1.35;
  min-height: 78px;
  padding: 12px 10px;
  text-align: center;
}
.skills-flow-step.skills-highlight {
  background: color-mix(in srgb, var(--accent) 10%, var(--paper));
  border-color: var(--accent);
}
.skills-flow-step-num {
  color: var(--ink-3);
  font-size: 11px;
  font-style: italic;
  margin-bottom: 5px;
}
.skills-flow-arrow {
  align-self: center;
  color: var(--ink-3);
  flex-shrink: 0;
  font-size: 16px;
  padding: 0 1px;
}
.skills-code-card {
  background: #1c1c1c;
  color: #e8e6df;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.55;
  min-width: 560px;
  overflow-x: auto;
  padding: 22px 24px;
}
.skills-code-filename {
  border-bottom: 1px solid #2c2c2c;
  color: #8b8b7a;
  font-size: 11px;
  font-style: italic;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  padding-bottom: 10px;
}
.prose .skills-code-card pre,
.skills-code-card pre {
  background: transparent;
  border: 0;
  color: inherit;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  margin: 0;
  overflow: visible;
  padding: 0;
  white-space: pre;
}
.skills-code-comment { color: #8b8b7a; }
.skills-code-key { color: #d16b5e; }
.skills-code-string { color: #97a76e; }
.skills-code-heading {
  color: #c5b27a;
  font-weight: 600;
}
.skills-summary-card {
  background: #1c1c1c;
  color: #e8e6df;
  margin: 56px 0 0;
  padding: 36px 32px;
}
.skills-summary-card-label {
  color: #8b8b7a;
  font-family: var(--ui);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  margin-bottom: 22px;
  text-transform: uppercase;
}
.skills-summary-thesis {
  border-bottom: 1px solid #2c2c2c;
  color: #e8e6df;
  font-size: 17px;
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 24px;
  padding-bottom: 22px;
}
.skills-summary-section { margin-bottom: 22px; }
.skills-summary-section:last-child { margin-bottom: 0; }
.skills-summary-heading {
  color: #c5b27a;
  font-family: var(--ui);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.skills-summary-properties,
.skills-summary-pair {
  display: grid;
  gap: 8px 18px;
  grid-template-columns: 1fr 1fr;
}
.skills-summary-properties {
  color: #e8e6df;
  font-size: 14px;
}
.skills-summary-properties span::before {
  color: #8b8b7a;
  content: "-";
  margin-right: 8px;
}
.skills-summary-pair { gap: 18px; }
.skills-summary-pair-item {
  color: #e8e6df;
  font-size: 14px;
  line-height: 1.5;
}
.skills-summary-pair-key {
  color: #c5b27a;
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}
.skills-summary-question {
  border-top: 1px solid #2c2c2c;
  color: #e8e6df;
  font-size: 15px;
  font-style: italic;
  line-height: 1.5;
  margin-top: 22px;
  padding-top: 22px;
}
.skills-summary-question strong {
  color: var(--accent);
  display: block;
  font-family: var(--ui);
  font-size: 10.5px;
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0.12em;
  margin-bottom: 4px;
  text-transform: uppercase;
}
.skills-footnotes {
  border-top: 1px solid var(--rule);
  color: var(--ink-3);
  font-size: 14px;
  line-height: 1.55;
  margin-top: 64px;
  padding-top: 28px;
}
.skills-footnotes ol {
  margin: 0;
  padding-left: 22px;
}
.skills-footnotes li { margin-bottom: 12px; }
.skills-footnotes a {
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--accent);
  text-decoration: none;
}
.skills-footnotes a:hover { border-bottom-color: var(--accent); }

@media (max-width: 640px) {
  .skills-compare-table {
    font-size: 11.5px;
    min-width: 0;
  }
  .skills-compare-table th,
  .skills-compare-table td {
    padding: 7px 3px;
  }
  .skills-compare-table thead th {
    font-size: 10px;
    padding: 9px 3px;
  }
  .skills-compare-table tbody th {
    font-size: 11px;
    padding-left: 6px;
  }
  .skills-mark-yes,
  .skills-mark-no {
    font-size: 15px;
  }
  .skills-mark-partial {
    font-size: 9.5px;
  }
  .skills-consequences,
  .skills-summary-properties,
  .skills-summary-pair {
    grid-template-columns: 1fr;
  }
  .skills-flow-steps {
    flex-direction: column;
    gap: 6px;
  }
  .skills-flow-arrow {
    padding: 2px 0;
    transform: rotate(90deg);
  }
  .skills-flow-step { min-height: auto; }
  .skills-code-card {
    font-size: 12px;
    min-width: 520px;
    padding: 18px 16px;
  }
  .skills-summary-card { padding: 28px 22px; }
  .skills-summary-thesis { font-size: 16px; }
}
}

/* Print */
@media print {
  @page { margin: 1in; }
  body { background: white !important; color: black; }
  site-header, site-footer { display: none !important; }
  .back { display: none; }
  a { color: black; text-decoration: underline; }
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.85em;
    color: #555;
  }
}