/* Aineko — shared styles
 * Dark literary preprint. Warm near-black canvas, warm off-white type.
 * Accent is a muted phosphor amber, used sparingly.
 */

:root {
  /* Dark (default) — hex/rgb fallbacks for renderers without oklch() */
  --canvas:        #14110d;
  --canvas-2:      #1c1813;
  --canvas-3:      #25201a;
  --rule:          #3a3429;
  --rule-soft:     #2a251e;
  --ink:           #efe7d6;
  --ink-2:         #c4bba8;
  --ink-3:         #8a8170;
  --ink-4:         #635c4f;
  --accent:        #e8b864;
  --accent-soft:   rgba(232, 184, 100, 0.18);

  --serif: "Newsreader", "Source Serif Pro", "Iowan Old Style", Georgia, serif;
  --sans:  "Inter Tight", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Density (overridden by tweaks) */
  --gutter: 28px;
  --col:    640px;
  --lh:     1.62;
  --fs:     19px;
  --leading-h1: 1.02;

  --ease: cubic-bezier(.2,.6,.2,1);
}

html[data-theme="light"] {
  --canvas:        #fbf9f4;
  --canvas-2:      #f4f1ea;
  --canvas-3:      #ece7dc;
  --rule:          #d4ccba;
  --rule-soft:     #e8e3d6;
  --ink:           #1c1812;
  --ink-2:         #3d372c;
  --ink-3:         #6b6354;
  --ink-4:         #8f8775;
  --accent:        #b85a2c;
  --accent-soft:   rgba(184, 90, 44, 0.12);
}

html[data-theme="sepia"] {
  --canvas:        #ebe2ce;
  --canvas-2:      #e3d9c2;
  --canvas-3:      #d8ccb1;
  --rule:          #b8a888;
  --rule-soft:     #cebd9c;
  --ink:           #3a2a18;
  --ink-2:         #5a4528;
  --ink-3:         #7a6440;
  --ink-4:         #998660;
  --accent:        #8c3a16;
  --accent-soft:   rgba(140, 58, 22, 0.15);
}

html[data-density="compact"]  { --col: 600px; --lh: 1.55; --fs: 18px; --gutter: 22px; }
html[data-density="comfy"]    { --col: 680px; --lh: 1.72; --fs: 20px; --gutter: 36px; }

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--serif);
  font-size: var(--fs);
  line-height: var(--lh);
  font-feature-settings: "ss01", "ss02";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Paper grain — extremely subtle */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.65 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

a { color: inherit; text-decoration: none; }
a.link {
  color: var(--ink);
  background-image: linear-gradient(var(--accent), var(--accent));
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 100% 1px;
  transition: background-size .2s var(--ease);
}
a.link:hover { background-size: 100% 2px; }

img { max-width: 100%; }

/* ───── Layout shell ───── */
.shell {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ───── Header ───── */
.site-header {
  position: relative;
  z-index: 5;
  padding: 22px 40px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}
.site-header nav { display: flex; gap: 28px; color: var(--ink-3); }
.site-header nav a { transition: color .15s var(--ease); }
.site-header nav a:hover, .site-header nav a.is-active { color: var(--ink); }
.site-header .brand {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.site-header .meta { justify-self: end; color: var(--ink-3); display: flex; gap: 22px; align-items: center; }
.site-header .meta .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 0.5 } 50% { opacity: 1 } }

/* ───── Phi glyph ───── */
.phi {
  display: inline-block;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--ink);
  position: relative;
}
.phi-live {
  display: inline-block;
  width: 1.1em; height: 1.1em;
  vertical-align: middle;
}

/* ───── Type ───── */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}

h1, h2, h3 {
  font-weight: 500;
  letter-spacing: -0.018em;
  color: var(--ink);
}
h1 { font-size: clamp(40px, 5.4vw, 68px); line-height: var(--leading-h1); margin: 0; }
h2 { font-size: clamp(26px, 2.6vw, 34px); line-height: 1.18; margin: 0; }
h3 { font-size: 22px; line-height: 1.25; margin: 0; }

p { margin: 0 0 1em; }

/* ───── Footer ───── */
.site-footer {
  position: relative;
  z-index: 1;
  margin-top: 120px;
  padding: 40px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
}
.site-footer .colophon { color: var(--ink-4); }
.site-footer a:hover { color: var(--ink); }

/* ───── Buttons / inputs ───── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--canvas);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  cursor: pointer;
  transition: all .15s var(--ease);
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: oklch(0.16 0.01 70); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule);
}
.btn-ghost:hover { border-color: var(--ink); background: transparent; color: var(--ink); }

.input {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: 10px 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 16px;
  outline: none;
  width: 100%;
  transition: border-color .15s var(--ease);
}
.input:focus { border-color: var(--accent); }

/* ───── Reading progress ───── */
.progress-bar {
  position: fixed; top: 0; left: 0;
  height: 2px; width: 0;
  background: var(--accent);
  z-index: 100;
  transition: width .1s linear;
  box-shadow: 0 0 8px var(--accent);
}

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

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--canvas); }
::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-4); }

/* ───── Reveal on load ───── */
.reveal { opacity: 1; }


/* ═══════════════════════════════════════════════════
   Homepage (home.hbs)
   ═══════════════════════════════════════════════════ */


/* ═══════════════════════════════════════════════════
   Archive (index.hbs)
   ═══════════════════════════════════════════════════ */

  .archive-head {
    padding: 80px 0 48px;
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: end;
    border-bottom: 1px solid var(--rule-soft);
  }
  .archive-head .label {
    font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-3);
  }
  .archive-head h1 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(40px, 4.6vw, 64px);
    line-height: 1.0;
    letter-spacing: -0.022em;
    margin: 0;
  }
  .archive-head h1 em {
    font-style: italic;
    color: var(--ink-3);
    font-weight: 400;
  }
  .archive-head .stats {
    margin-top: 18px;
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); letter-spacing: 0.06em;
    display: flex; gap: 28px;
  }
  .archive-head .stats b { color: var(--ink); font-weight: 500; }

  /* Filters */
  .filters {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    padding: 24px 0;
    border-bottom: 1px solid var(--rule-soft);
    align-items: center;
  }
  .filters .label {
    font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-3);
  }
  .filter-row {
    display: flex; gap: 8px; flex-wrap: wrap;
    align-items: center;
  }
  .chip {
    padding: 7px 14px;
    border: 1px solid var(--rule);
    border-radius: 999px;
    background: transparent;
    color: var(--ink-3);
    font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.06em; text-transform: uppercase;
    cursor: pointer; transition: all .15s var(--ease);
  }
  .chip:hover { border-color: var(--ink-3); color: var(--ink); }
  .chip.on { background: var(--ink); color: var(--canvas); border-color: var(--ink); }
  .filter-row .sep { color: var(--ink-4); font-family: var(--mono); font-size: 11px; padding: 0 8px; }
  .search {
    margin-left: auto;
    background: var(--canvas-2);
    border: 1px solid var(--rule);
    padding: 7px 12px;
    border-radius: 999px;
    display: flex; align-items: center; gap: 8px;
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-2);
    min-width: 220px;
  }
  .search input { background: transparent; border: 0; outline: none; color: var(--ink); font: inherit; flex: 1; }

  /* Year group */
  .year-group { padding: 56px 0 0; }
  .year-head {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: baseline;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 14px;
  }
  .year-head .year {
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.18em;
    color: var(--ink-3);
    text-transform: uppercase;
  }
  .year-head .year b { color: var(--ink); font-weight: 500; font-family: var(--serif); font-size: 32px; letter-spacing: -0.01em; display: block; }
  .year-head .year-meta {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-4); letter-spacing: 0.06em;
    display: flex; justify-content: space-between;
  }

  ul.entries-archive { list-style: none; margin: 0; padding: 0; }
  li.row {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    padding: 18px 0;
    border-bottom: 1px solid var(--rule-soft);
    transition: background .15s var(--ease);
  }
  li.row:hover { background: color-mix(in oklab, var(--canvas-2) 80%, transparent); }
  li.row .stamp {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); letter-spacing: 0.04em;
    display: flex; flex-direction: column; gap: 4px;
  }
  li.row .stamp .num { color: var(--ink-4); }
  li.row .stamp .date { color: var(--ink-2); }
  li.row .stamp .form-tag {
    margin-top: 4px;
    width: fit-content;
    padding: 2px 8px;
    border: 1px solid var(--rule);
    border-radius: 999px;
    color: var(--ink-3);
    font-size: 9.5px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }
  li.row .stamp .form-tag.essay { color: var(--accent); border-color: color-mix(in oklab, var(--accent) 50%, var(--rule)); }

  li.row .body { display: grid; grid-template-columns: 1fr 90px 80px; gap: 24px; align-items: baseline; }
  li.row .title-block .title {
    font-family: var(--serif);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: -0.018em;
    line-height: 1.18;
    margin: 0 0 4px;
    color: var(--ink);
  }
  li.row .title-block .dek {
    color: var(--ink-3);
    font-size: 15px;
    line-height: 1.5;
    max-width: 64ch;
  }
  li.row .phi-col, li.row .read-col {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); padding-top: 6px;
    text-align: right;
    font-variant-numeric: tabular-nums;
  }
  li.row .phi-col b { color: var(--accent); font-weight: 500; font-family: var(--serif); font-style: italic; font-size: 13px; }

  /* Hidden state for filter */
  li.row[hidden] { display: none !important; }

  @media (max-width: 980px) {
    .archive-head, .filters, .year-head, li.row { grid-template-columns: 1fr; gap: 18px; }
    li.row .body { grid-template-columns: 1fr; }
  }


/* ═══════════════════════════════════════════════════
   Post (post.hbs)
   ═══════════════════════════════════════════════════ */

  /* ───── Article layout ───── */
  .essay-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 40px;
  }
  .essay-grid {
    display: grid;
    grid-template-columns: 220px minmax(0, 640px) 220px;
    gap: 60px;
    margin: 0 auto;
    padding: 60px 0;
    justify-content: center;
  }
  .meta-rail { font-family: var(--mono); font-size: 11px; color: var(--ink-3); letter-spacing: 0.04em; }
  .meta-rail .block { padding: 16px 0; border-bottom: 1px solid var(--rule-soft); }
  .meta-rail .block:first-child { padding-top: 0; }
  .meta-rail .k { color: var(--ink-4); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 6px; }
  .meta-rail .v { color: var(--ink); }
  .meta-rail .v a { border-bottom: 1px solid var(--rule); }
  .meta-rail .v a:hover { border-color: var(--accent); color: var(--accent); }

  .meta-rail.right { font-size: 11px; }

  /* Title block */
  .essay-title {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 220px minmax(0, 640px) 220px;
    gap: 60px;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 48px;
    margin-bottom: 48px;
    align-items: end;
  }
  .essay-title .meta-rail { padding-bottom: 6px; }
  .essay-title .head {
    grid-column: 2;
  }
  .essay-title .eyebrow-row {
    display: flex; align-items: center; gap: 14px;
    font-family: var(--mono); font-size: 10.5px;
    color: var(--ink-3); letter-spacing: 0.14em; text-transform: uppercase;
    margin-bottom: 28px;
  }
  .essay-title .eyebrow-row .acc { color: var(--accent); }
  .essay-title h1 {
    font-family: var(--serif); font-weight: 400;
    font-size: clamp(38px, 4.8vw, 60px);
    line-height: 1.02;
    letter-spacing: -0.022em;
    text-wrap: balance;
    margin: 0 0 22px;
  }
  .essay-title h1 em { font-style: italic; color: var(--ink-2); font-weight: 400; }
  .essay-title .subtitle {
    font-family: var(--serif); font-style: italic;
    font-size: 22px; line-height: 1.35;
    color: var(--ink-3);
    max-width: 30ch;
  }

  .author-line {
    grid-column: 2;
    margin-top: 44px;
    display: flex; gap: 32px; align-items: center;
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); letter-spacing: 0.06em;
  }
  .author-line .name { color: var(--ink); font-family: var(--serif); font-style: italic; font-size: 16px; letter-spacing: 0; }
  .author-line .sep { color: var(--ink-4); }
  .author-line b { color: var(--ink-2); font-weight: 500; }

  /* Body */
  .body-col {
    grid-column: 2;
    font-family: var(--serif);
    font-size: 19px;
    line-height: 1.65;
    color: var(--ink);
  }
  .body-col p { margin: 0 0 1.1em; text-wrap: pretty; }
  .body-col p.dropcap::first-letter {
    font-family: var(--serif);
    font-size: 5em;
    float: left;
    line-height: 0.85;
    padding: 0.06em 0.12em 0 0;
    color: var(--ink);
    font-weight: 400;
  }
  .body-col h2 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: 30px;
    line-height: 1.18;
    letter-spacing: -0.018em;
    margin: 60px 0 18px;
    color: var(--ink);
  }
  .body-col h2 .num {
    color: var(--accent);
    font-family: var(--mono);
    font-style: normal;
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-right: 14px;
    vertical-align: middle;
  }
  .body-col h3 {
    font-family: var(--serif);
    font-style: italic;
    font-weight: 400;
    font-size: 22px;
    margin: 36px 0 12px;
    color: var(--ink-2);
  }
  .body-col blockquote {
    margin: 28px 0;
    padding: 4px 0 4px 28px;
    border-left: 1px solid var(--accent);
    font-style: italic;
    color: var(--ink-2);
    font-size: 21px; line-height: 1.45;
  }
  .body-col code, .body-col .mono {
    font-family: var(--mono); font-size: 0.86em;
    color: var(--accent);
    padding: 1px 4px;
    background: var(--accent-soft);
    border-radius: 3px;
  }
  .body-col em.term { font-style: italic; color: var(--ink); border-bottom: 1px dotted var(--ink-4); }

  /* Equation block */
  .eq-block {
    margin: 32px 0;
    padding: 32px 36px;
    background: var(--canvas-2);
    border: 1px solid var(--rule-soft);
    border-radius: 4px;
    position: relative;
  }
  .eq-block .eq-num {
    position: absolute; top: 14px; right: 18px;
    font-family: var(--mono); font-size: 10px;
    color: var(--ink-4); letter-spacing: 0.1em;
  }
  .eq-block .eq {
    text-align: center;
    font-size: 1.05em;
    overflow-x: auto;
  }
  .eq-block .eq-cap {
    text-align: center;
    margin-top: 16px;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-3);
    letter-spacing: 0.04em;
  }

  .body-col p .ki { font-style: italic; }
  .body-col p .num { font-variant-numeric: tabular-nums; color: var(--ink-2); }

  /* Figure */
  .figure {
    margin: 48px -40px;
    padding: 36px 40px;
    background: var(--canvas-2);
    border-top: 1px solid var(--rule-soft);
    border-bottom: 1px solid var(--rule-soft);
  }
  .figure .fig-cap {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); letter-spacing: 0.06em;
    margin-bottom: 18px;
    display: flex; justify-content: space-between; align-items: baseline;
  }
  .figure .fig-cap b { color: var(--ink); font-weight: 500; }
  .figure .fig-cap .acc { color: var(--accent); }
  .figure .fig-foot {
    margin-top: 18px;
    font-family: var(--serif); font-style: italic;
    color: var(--ink-3); font-size: 15px;
    line-height: 1.5;
  }
  .figure svg { display: block; max-width: 100%; }

  /* Pull quote */
  .pull {
    margin: 56px 0;
    padding: 0;
    font-family: var(--serif);
    font-style: italic;
    font-weight: 300;
    font-size: 32px;
    line-height: 1.2;
    letter-spacing: -0.012em;
    color: var(--ink);
    text-wrap: balance;
    text-align: center;
    position: relative;
  }
  .pull::before, .pull::after {
    content: "";
    display: block;
    width: 60px;
    height: 1px;
    background: var(--accent);
    margin: 24px auto;
    opacity: 0.6;
  }
  .pull em { font-style: normal; color: var(--ink-3); }

  /* Footnote refs */
  .body-col sup.fn {
    color: var(--accent);
    font-family: var(--mono);
    font-size: 0.7em;
    margin-left: 1px;
    cursor: pointer;
  }

  /* Footnotes */
  .footnotes {
    grid-column: 2;
    margin-top: 80px;
    padding-top: 32px;
    border-top: 1px solid var(--rule);
    font-size: 14px;
    color: var(--ink-3);
    line-height: 1.55;
  }
  .footnotes h4 {
    font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-3); margin: 0 0 16px; font-weight: 500;
  }
  .footnotes ol { padding-left: 24px; }
  .footnotes li { margin-bottom: 12px; padding-left: 8px; }
  .footnotes li::marker { color: var(--accent); font-family: var(--mono); font-size: 11px; }

  /* End mark */
  .endmark {
    text-align: center;
    margin: 60px 0 0;
    color: var(--ink-3);
    font-family: var(--serif);
    font-style: italic;
  }
  .endmark::before { content: "❦"; color: var(--accent); display: block; font-size: 22px; margin-bottom: 14px; font-style: normal; }

  /* Bibliography */
  .biblio {
    grid-column: 2;
    margin-top: 60px;
    padding-top: 32px;
    border-top: 1px solid var(--rule);
    font-family: var(--mono);
    font-size: 12px;
    color: var(--ink-3);
    line-height: 1.6;
  }
  .biblio h4 {
    font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-3); margin: 0 0 18px; font-weight: 500;
  }
  .biblio ol { padding-left: 24px; }
  .biblio li { margin-bottom: 10px; }
  .biblio li b { color: var(--ink); font-weight: 500; }
  .biblio li em { color: var(--ink-2); font-style: italic; }

  @media (max-width: 1080px) {
    .essay-grid, .essay-title { grid-template-columns: minmax(0, 720px); }
    .meta-rail { display: none; }
    .essay-title .head, .author-line, .body-col, .footnotes, .biblio { grid-column: 1; }
  }


/* ═══════════════════════════════════════════════════
   Homepage hero + entries (from index.html)
   ═══════════════════════════════════════════════════ */

  /* Hero */
  .hero {
    padding: 80px 0 60px;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
    gap: 80px;
    align-items: start;
    border-bottom: 1px solid var(--rule-soft);
  }
  .hero .left .eyebrow { margin-bottom: 28px; display: flex; align-items: center; gap: 14px; }
  .hero .left .eyebrow::before {
    content: ""; width: 28px; height: 1px; background: var(--ink-4); display: inline-block;
  }
  .hero h1 {
    font-family: var(--serif);
    font-weight: 400;
    font-size: clamp(44px, 5.6vw, 78px);
    line-height: 0.96;
    letter-spacing: -0.025em;
    text-wrap: balance;
  }
  .hero h1 em {
    font-style: italic;
    font-weight: 400;
    color: var(--ink-2);
  }
  .hero .lede {
    margin-top: 32px;
    max-width: 52ch;
    font-size: 19px;
    color: var(--ink-2);
    line-height: 1.55;
  }
  .hero .lede + .lede { margin-top: 18px; color: var(--ink-3); }

  .meta-strip {
    margin-top: 44px;
    display: flex; gap: 32px;
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3);
    letter-spacing: 0.06em; text-transform: uppercase;
  }
  .meta-strip b { color: var(--ink); font-weight: 500; }
  .meta-strip span { display: flex; flex-direction: column; gap: 4px; }

  .hero .right {
    position: relative;
    border: 1px solid var(--rule-soft);
    background: linear-gradient(180deg,
      color-mix(in oklab, var(--canvas-2) 100%, transparent) 0%,
      color-mix(in oklab, var(--canvas) 100%, transparent) 100%);
    padding: 28px 28px 24px;
    border-radius: 2px;
  }
  .hero .right .corners::before, .hero .right .corners::after,
  .hero .right .corners > i::before, .hero .right .corners > i::after {
    content: ""; position: absolute; width: 10px; height: 10px;
    border: 1px solid var(--ink-3); pointer-events: none;
  }
  .hero .right .corners::before { top: -1px; left: -1px; border-right:0; border-bottom:0; }
  .hero .right .corners::after  { top: -1px; right: -1px; border-left:0; border-bottom:0; }
  .hero .right .corners > i::before { bottom: -1px; left: -1px; border-right:0; border-top:0; }
  .hero .right .corners > i::after  { bottom: -1px; right: -1px; border-left:0; border-top:0; }
  .lattice-cap {
    display: flex; justify-content: space-between; align-items: baseline;
    font-family: var(--mono); font-size: 10.5px;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--ink-3); margin-bottom: 12px;
  }
  .lattice-cap b { color: var(--ink); font-weight: 500; }
  .lattice-foot {
    margin-top: 8px;
    font-family: var(--mono); font-size: 10px;
    color: var(--ink-4); letter-spacing: 0.05em;
    display: flex; justify-content: space-between;
  }
  .lattice-legend { display: flex; gap: 14px; align-items: center; }
  .lattice-legend .sw { display: inline-block; width: 8px; height: 8px; border-radius: 50%; vertical-align: middle; margin-right: 4px; }
  .lattice-legend .sw.fill { background: var(--accent); }
  .lattice-legend .sw.ring { background: transparent; border: 1px solid var(--ink-2); }

  /* Index list */
  .index-section { padding: 64px 0 0; }
  .section-head {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: baseline;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 16px;
    margin-bottom: 6px;
  }
  .section-head .label {
    font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase;
    color: var(--ink-3);
  }
  .section-head .label .num {
    color: var(--accent); margin-right: 8px; font-weight: 500;
  }
  .section-head .head-cols {
    display: grid;
    grid-template-columns: 80px 1fr 90px 80px;
    gap: 24px;
    color: var(--ink-4);
    font-family: var(--mono); font-size: 10.5px;
    letter-spacing: 0.1em; text-transform: uppercase;
  }

  .entries { list-style: none; margin: 0; padding: 0; }
  .entry {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: start;
    border-bottom: 1px solid var(--rule-soft);
    padding: 22px 0;
    transition: background .2s var(--ease);
  }
  .entry:hover { background: color-mix(in oklab, var(--canvas-2) 80%, transparent); }
  .entry .stamp {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); letter-spacing: 0.04em;
    line-height: 1.4;
  }
  .entry .stamp .date { color: var(--ink-2); }
  .entry .stamp .num { color: var(--ink-4); margin-bottom: 6px; display: block; }
  .entry .body { display: grid; grid-template-columns: 80px 1fr 90px 80px; gap: 24px; align-items: baseline; }
  .entry .form {
    font-family: var(--mono); font-size: 10.5px;
    color: var(--ink-3); letter-spacing: 0.08em; text-transform: uppercase;
    padding-top: 8px;
  }
  .entry .title-block .title {
    font-family: var(--serif);
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.018em;
    line-height: 1.15;
    color: var(--ink);
    margin: 0 0 6px;
  }
  .entry .title-block .dek {
    color: var(--ink-3);
    font-size: 16px;
    line-height: 1.5;
    max-width: 60ch;
  }
  .entry .phi-col, .entry .read-col {
    font-family: var(--mono); font-size: 11px;
    color: var(--ink-3); padding-top: 8px;
    font-variant-numeric: tabular-nums;
  }
  .entry .phi-col b { color: var(--ink); font-weight: 500; font-family: var(--serif); font-style: italic; }
  .entry:hover .title-block .title { color: var(--ink); }
  .entry .arrow {
    grid-column: 1 / -1;
    justify-self: end;
    font-family: var(--mono); font-size: 11px; color: var(--ink-4);
    margin-top: 4px;
    transform: translateX(0); transition: transform .2s var(--ease), color .2s;
  }
  .entry:hover .arrow { transform: translateX(6px); color: var(--accent); }

  /* Subscribe block */
  .subscribe {
    margin-top: 100px;
    padding: 60px 0;
    border-top: 1px solid var(--rule-soft);
    border-bottom: 1px solid var(--rule-soft);
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 60px;
    align-items: center;
  }
  .subscribe .label { font-family: var(--mono); font-size: 11px;
    letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
  .subscribe h2 { max-width: 18ch; font-weight: 400; font-style: italic; }
  .subscribe form { display: flex; gap: 16px; margin-top: 22px; max-width: 480px; align-items: flex-end; }
  .subscribe form .input { flex: 1; }
  .subscribe .fineprint {
    font-family: var(--mono); font-size: 10.5px; color: var(--ink-4);
    letter-spacing: 0.04em; margin-top: 12px;
  }

  /* Research-forward hero variant */
  html[data-hero="research"] .hero .left h1 {
    font-family: var(--mono);
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.15;
    text-transform: none;
  }
  html[data-hero="research"] .hero .left h1 em { font-style: normal; color: var(--accent); }
  html[data-hero="research"] .hero .lede { font-family: var(--serif); }

  @media (max-width: 980px) {
    .hero { grid-template-columns: 1fr; gap: 40px; }
    .section-head, .entry { grid-template-columns: 1fr; gap: 18px; }
    .entry .body { grid-template-columns: 1fr; }
    .subscribe { grid-template-columns: 1fr; gap: 24px; }
  }