/* ───────────────────────────────────────────────────────────
   Chronoseize 42 — design system
   Paper, ink, indigo. Editorial-engineering.
   ─────────────────────────────────────────────────────────── */

:root {
  /* surfaces */
  --paper:      #F3EFE6;
  --paper-warm: #EBE5D6;
  --ink:        #0E0F12;
  --ink-80:     rgba(14, 15, 18, 0.80);
  --ink-60:     rgba(14, 15, 18, 0.60);
  --ink-45:     rgba(14, 15, 18, 0.45);
  --ink-25:     rgba(14, 15, 18, 0.25);
  --ink-12:     rgba(14, 15, 18, 0.12);
  --ink-08:     rgba(14, 15, 18, 0.08);

  /* accents — used sparingly */
  --indigo:     #1A1E4D;
  --vermilion:  #C24329;

  /* type */
  --serif: 'Fraunces', 'Times New Roman', Times, Georgia, serif;
  --sans:  'Mulish', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  /* fluid scale */
  --fs-mono:    0.6875rem;            /* 11px */
  --fs-small:   0.8125rem;            /* 13px */
  --fs-body:    1rem;                 /* 16px */
  --fs-lede:    clamp(1.0625rem, 0.85rem + 0.65vw, 1.3125rem);
  --fs-h3:      clamp(1.375rem, 1.1rem + 1.2vw, 1.75rem);
  --fs-h2:      clamp(1.875rem, 1.3rem + 2.4vw, 2.75rem);
  --fs-h1:      clamp(2.75rem, 1.4rem + 6.2vw, 5.5rem);
  --fs-hero:    clamp(3.25rem, 1.6rem + 8.4vw, 7.75rem);

  /* spacing */
  --s-1:  4px;
  --s-2:  8px;
  --s-3:  12px;
  --s-4:  16px;
  --s-5:  24px;
  --s-6:  32px;
  --s-7:  48px;
  --s-8:  64px;
  --s-9:  96px;
  --s-10: 128px;
  --s-11: 176px;

  /* layout */
  --pad-x:    clamp(20px, 4.5vw, 72px);
  --max-w:    1440px;
  --col-prose: 720px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, dl, dd, figure, blockquote { margin: 0; }

ul, ol { padding: 0; list-style: none; }

img, svg { display: block; max-width: 100%; }

button,
input,
textarea { font: inherit; color: inherit; }

a { color: inherit; text-decoration: none; }

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

/* ───────────────────────── base ───────────────────────── */
body {
  background: var(--paper);
  background-image:
    radial-gradient(rgba(14,15,18,0.022) 1px, transparent 1px);
  background-size: 3px 3px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

/* paper grain overlay (subtle SVG noise) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.35;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.055  0 0 0 0 0.058  0 0 0 0 0.070  0 0 0 0.035 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

/* skip link */
.skip {
  position: absolute;
  top: -40px;
  left: var(--pad-x);
  z-index: 200;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 14px;
  font: 500 var(--fs-small)/1 var(--sans);
  letter-spacing: 0.04em;
}
.skip:focus { top: 8px; }

/* ───────────────────────── layout ───────────────────────── */
.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.rule {
  border: 0;
  border-top: 1px solid var(--ink-12);
  margin: 0;
}

/* ───────────────────────── typography utils ───────────────────────── */
.mono {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}

.label {
  font-family: var(--sans);
  font-size: var(--fs-mono);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-60);
}

.serif {
  font-family: var(--serif);
  font-weight: 400;
  font-style: normal;
  font-variation-settings: "opsz" 144, "SOFT" 50, "WONK" 0;
  letter-spacing: -0.025em;
  line-height: 1.04;
}

.serif em,
em.serif,
.italic {
  font-family: var(--serif);
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 80, "WONK" 1;
}

/* ───────────────────────── header ───────────────────────── */
.site-header {
  border-bottom: 1px solid var(--ink-12);
  background: var(--paper);
  position: relative;
  z-index: 50;
}

.meta-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-5);
  padding-block: 10px;
  border-bottom: 1px solid var(--ink-12);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}

.meta-strip > * { white-space: nowrap; }
.meta-strip .dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--vermilion);
  margin-right: 8px;
  vertical-align: 1px;
}

.meta-strip .hide-sm { display: none; }

.nav {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-block: var(--s-5);
}

.wordmark {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.25rem, 1rem + 0.75vw, 1.625rem);
  letter-spacing: -0.025em;
  line-height: 1;
  font-variation-settings: "opsz" 144, "SOFT" 60;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  transition: color 200ms ease;
}
.wordmark:hover { color: var(--indigo); }
.wordmark sup {
  font-family: var(--mono);
  font-size: 0.5em;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-45);
  vertical-align: super;
  margin-left: 2px;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 36px);
}
.nav a:not(.wordmark) {
  font-family: var(--sans);
  font-weight: 600;
  font-size: var(--fs-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-80);
  position: relative;
  padding-block: 4px;
  transition: color 180ms ease;
}
.nav a:not(.wordmark):hover { color: var(--ink); }
.nav a[aria-current="page"] {
  color: var(--ink);
}
.nav a[aria-current="page"]::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--ink);
}

/* ───────────────────────── hero ───────────────────────── */
.hero {
  padding-block: clamp(64px, 12vh, 168px) clamp(72px, 14vh, 192px);
  position: relative;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  margin-bottom: var(--s-7);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}
.hero-meta::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--ink-45);
}

.display {
  font-family: var(--serif);
  font-weight: 350;
  font-size: var(--fs-hero);
  line-height: 0.96;
  letter-spacing: -0.035em;
  max-width: 14ch;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}

.display em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
  font-weight: 400;
  color: var(--ink-80);
}

.display .accent {
  color: var(--vermilion);
  font-style: italic;
  font-weight: 400;
}

.lede {
  margin-top: clamp(40px, 6vh, 72px);
  max-width: 56ch;
  font-size: var(--fs-lede);
  line-height: 1.5;
  color: var(--ink-80);
  letter-spacing: -0.005em;
}

.lede + .lede { margin-top: var(--s-5); }

/* ───────────────────────── triptych ───────────────────────── */
.triptych {
  border-top: 1px solid var(--ink-12);
  padding-block: clamp(56px, 10vh, 120px);
}

.triptych-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--s-5);
  margin-bottom: clamp(40px, 6vh, 72px);
  flex-wrap: wrap;
}
.triptych-head h2 {
  font-family: var(--serif);
  font-weight: 350;
  font-size: var(--fs-h2);
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 18ch;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.triptych-head h2 em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.card {
  border-top: 1px solid var(--ink-12);
  padding-block: clamp(28px, 4vh, 40px);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(20px, 4vw, 56px);
  align-items: start;
}
.card:last-child { border-bottom: 1px solid var(--ink-12); }

.card .num {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--ink-45);
  padding-top: 6px;
  min-width: 32px;
}

.card .body {
  display: grid;
  gap: var(--s-3);
}

.card h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--fs-h3);
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variation-settings: "opsz" 60, "SOFT" 50;
}

.card p {
  max-width: 56ch;
  color: var(--ink-80);
}

.card .tag {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-top: var(--s-2);
}

/* ───────────────────────── footnote (homepage §03) ───────────────────────── */
.footnote {
  border-top: 1px solid var(--ink-12);
  padding-block: clamp(64px, 12vh, 144px);
}

.footnote-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--s-5);
  margin-bottom: clamp(36px, 6vh, 64px);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}

.footnote-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 80px);
  align-items: start;
}

.big-42 {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(7rem, 18vw, 15rem);
  line-height: 0.82;
  letter-spacing: -0.06em;
  color: var(--ink);
  font-variation-settings: "opsz" 144, "SOFT" 50, "WONK" 0;
  position: relative;
  user-select: none;
  display: inline-block;
}
.big-42 sup {
  font-family: var(--mono);
  font-size: 0.16em;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--vermilion);
  vertical-align: super;
  margin-left: 0.04em;
}

.footnote .note {
  padding-top: clamp(8px, 2vh, 24px);
}
.footnote .note .head {
  margin-bottom: clamp(20px, 3vh, 36px);
  max-width: 22ch;
}
.footnote .note p {
  font-size: var(--fs-lede);
  line-height: 1.55;
  color: var(--ink-80);
  max-width: 52ch;
  letter-spacing: -0.005em;
}
.footnote .note p + p { margin-top: 1.1em; }
.footnote .note cite {
  font-family: var(--serif);
  font-style: italic;
  font-variation-settings: "opsz" 60, "SOFT" 100, "WONK" 1;
  color: var(--ink);
}

@media (min-width: 760px) {
  .footnote-body {
    grid-template-columns: auto 1fr;
    gap: clamp(56px, 8vw, 128px);
  }
}

/* ───────────────────────── closer / CTA ───────────────────────── */
.closer {
  padding-block: clamp(80px, 14vh, 168px);
  border-top: 1px solid var(--ink-12);
  display: grid;
  gap: var(--s-7);
}
.closer h2 {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(2rem, 1.2rem + 3vw, 3.25rem);
  letter-spacing: -0.03em;
  line-height: 1.04;
  max-width: 20ch;
  font-variation-settings: "opsz" 144, "SOFT" 60;
}
.closer h2 em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
}

.link-arrow {
  display: inline-flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  letter-spacing: 0.02em;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
  width: fit-content;
  transition: gap 200ms ease, color 200ms ease;
}
.link-arrow::after {
  content: '→';
  transition: transform 200ms ease;
  font-family: var(--serif);
}
.link-arrow:hover {
  color: var(--indigo);
  border-bottom-color: var(--indigo);
}
.link-arrow:hover::after { transform: translateX(4px); }

/* ───────────────────────── about / page-hero ───────────────────────── */
.page-hero {
  padding-block: clamp(64px, 10vh, 128px) clamp(48px, 8vh, 96px);
  border-bottom: 1px solid var(--ink-12);
}

.page-hero .eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: var(--s-7);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-60);
}
.page-hero .eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--ink-45);
}

.page-hero h1 {
  font-family: var(--serif);
  font-weight: 350;
  font-size: var(--fs-h1);
  line-height: 1.0;
  letter-spacing: -0.035em;
  max-width: 16ch;
  font-variation-settings: "opsz" 144, "SOFT" 50;
}
.page-hero h1 em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
}

.page-hero .lede {
  margin-top: clamp(32px, 5vh, 56px);
}

/* ───────────────────────── two-col content ───────────────────────── */
.two-col {
  padding-block: clamp(64px, 10vh, 128px);
  display: grid;
  gap: clamp(40px, 6vw, 96px);
  border-bottom: 1px solid var(--ink-12);
}

.head {
  font-family: var(--serif);
  font-weight: 350;
  font-size: var(--fs-h2);
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 18ch;
  font-variation-settings: "opsz" 144, "SOFT" 60;
}
.head em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
}

.two-col .body p {
  max-width: 60ch;
  color: var(--ink-80);
  font-size: var(--fs-lede);
  line-height: 1.55;
}
.two-col .body p + p { margin-top: 1.2em; }

/* ───────────────────────── principles list ───────────────────────── */
.principles {
  padding-block: clamp(64px, 10vh, 128px);
}

.principles-list {
  display: grid;
  gap: 0;
  margin-top: clamp(40px, 6vh, 72px);
}

.principle {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: clamp(16px, 3vw, 40px);
  padding-block: clamp(20px, 3vh, 32px);
  border-top: 1px solid var(--ink-12);
}
.principle:last-child { border-bottom: 1px solid var(--ink-12); }

.principle .n {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--ink-45);
  min-width: 32px;
}

.principle .text {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.25rem, 0.95rem + 1.5vw, 2rem);
  line-height: 1.18;
  letter-spacing: -0.022em;
  font-variation-settings: "opsz" 60, "SOFT" 50;
}
.principle .text em {
  font-style: italic;
  font-variation-settings: "opsz" 60, "SOFT" 100, "WONK" 1;
}

.principle .tag {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  text-align: right;
  white-space: nowrap;
}

/* ───────────────────────── contact card ───────────────────────── */
.contact-card {
  padding-block: clamp(48px, 8vh, 96px) clamp(72px, 12vh, 144px);
  display: grid;
  gap: clamp(40px, 6vh, 72px);
  grid-template-columns: 1fr;
  align-items: end;
}

.contact-block {
  border-top: 1px solid var(--ink-12);
  padding-top: var(--s-5);
}
.contact-block .key {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-bottom: var(--s-3);
}
.contact-block .val {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 1rem + 1.8vw, 2.25rem);
  letter-spacing: -0.025em;
  line-height: 1.12;
  font-variation-settings: "opsz" 60, "SOFT" 60;
}
.contact-block .val a {
  border-bottom: 1px solid var(--ink-25);
  padding-bottom: 4px;
  transition: border-color 180ms ease, color 180ms ease;
}
.contact-block .val a:hover {
  color: var(--indigo);
  border-bottom-color: var(--indigo);
}
.contact-block .val em {
  font-style: italic;
  font-variation-settings: "opsz" 60, "SOFT" 100, "WONK" 1;
}

/* ───────────────────────── prose (legal pages) ───────────────────────── */
.prose-wrap {
  padding-block: clamp(48px, 8vh, 96px) clamp(80px, 12vh, 160px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 80px);
}

.prose-sidebar {
  position: relative;
}
.prose-sidebar .label { display: block; margin-bottom: var(--s-3); }
.prose-sidebar .updated {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--ink-60);
}
.prose-sidebar ol {
  margin-top: var(--s-5);
  display: grid;
  gap: var(--s-2);
  counter-reset: toc;
}
.prose-sidebar ol li {
  counter-increment: toc;
  display: flex;
  gap: var(--s-3);
  font-size: var(--fs-small);
  color: var(--ink-60);
}
.prose-sidebar ol li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  color: var(--ink-45);
  flex-shrink: 0;
  padding-top: 2px;
}
.prose-sidebar ol li a {
  transition: color 180ms ease;
}
.prose-sidebar ol li a:hover { color: var(--ink); }

.prose {
  max-width: var(--col-prose);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink-80);
}

.prose h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.5rem, 1.05rem + 1.5vw, 2rem);
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--ink);
  margin-top: 3em;
  margin-bottom: 0.5em;
  font-variation-settings: "opsz" 60, "SOFT" 50;
  scroll-margin-top: 32px;
}
.prose h2:first-child { margin-top: 0; }
.prose h2 .secno {
  font-family: var(--mono);
  font-size: 0.55em;
  letter-spacing: 0.08em;
  color: var(--ink-45);
  margin-right: 14px;
  vertical-align: 0.4em;
}

.prose h3 {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--ink);
  margin-top: 2em;
  margin-bottom: 0.4em;
  letter-spacing: 0;
}

.prose p {
  margin-bottom: 1.1em;
}

.prose ul {
  margin: 0 0 1.4em 0;
  padding-left: 0;
  display: grid;
  gap: 0.55em;
}
.prose ul li {
  padding-left: 28px;
  position: relative;
}
.prose ul li::before {
  content: '·';
  position: absolute;
  left: 12px;
  top: -0.05em;
  color: var(--vermilion);
  font-weight: 700;
  font-size: 1.4em;
  line-height: 1;
}

.prose a {
  border-bottom: 1px solid var(--ink-25);
  transition: border-color 180ms ease, color 180ms ease;
}
.prose a:hover {
  color: var(--indigo);
  border-bottom-color: var(--indigo);
}

.prose code,
.prose .kbd {
  font-family: var(--mono);
  font-size: 0.875em;
  background: var(--ink-08);
  padding: 1px 6px;
  border-radius: 2px;
  color: var(--ink);
}

.prose strong { color: var(--ink); font-weight: 700; }

.prose blockquote {
  border-left: 2px solid var(--vermilion);
  padding-left: var(--s-5);
  margin: 1.8em 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.15em;
  line-height: 1.45;
  color: var(--ink);
  font-variation-settings: "opsz" 60, "SOFT" 100, "WONK" 1;
}

/* ───────────────────────── footer ───────────────────────── */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--ink-12);
  background: var(--paper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 64px);
  padding-block: clamp(56px, 8vh, 96px) clamp(40px, 6vh, 64px);
  align-items: start;
}

.footer-brand .mark {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(2.5rem, 1.5rem + 3vw, 4rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-variation-settings: "opsz" 144, "SOFT" 50;
  margin-bottom: var(--s-4);
}
.footer-brand .mark em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "WONK" 1;
  color: var(--ink-60);
}
.footer-brand .mark sup {
  font-family: var(--mono);
  font-size: 0.32em;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-45);
  vertical-align: super;
  margin-left: 4px;
  font-variation-settings: normal;
}
.footer-brand p {
  max-width: 38ch;
  color: var(--ink-60);
  font-size: var(--fs-small);
  line-height: 1.55;
}

.footer-col h4 {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
  font-weight: 400;
  margin-bottom: var(--s-4);
}
.footer-col ul {
  display: grid;
  gap: var(--s-3);
}
.footer-col a {
  font-size: var(--fs-small);
  color: var(--ink-80);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: border-color 180ms ease, color 180ms ease;
}
.footer-col a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink-25);
}

.footer-bottom {
  border-top: 1px solid var(--ink-12);
  padding-block: var(--s-5);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-45);
}
.footer-bottom .dot {
  display: inline-block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--vermilion);
  margin: 0 6px;
  vertical-align: 1px;
}

/* ───────────────────────── responsive ───────────────────────── */
@media (min-width: 520px) {
  .meta-strip .hide-sm { display: inline; }
}

@media (min-width: 760px) {
  .triptych-head { flex-wrap: nowrap; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: clamp(40px, 5vw, 96px);
  }
  .two-col { grid-template-columns: 1fr 1.4fr; }
  .contact-card {
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 5vw, 80px);
  }
  .prose-wrap {
    grid-template-columns: 220px 1fr;
  }
  .prose-sidebar { position: sticky; top: 32px; }
}

@media (min-width: 1080px) {
  .display { max-width: 13ch; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

/* ───────────────────────── focus ───────────────────────── */
*:focus { outline: none; }
*:focus-visible {
  outline: 2px solid var(--vermilion);
  outline-offset: 3px;
  border-radius: 1px;
}

/* ───────────────────────── motion ───────────────────────── */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.rise > * {
  opacity: 0;
  animation: rise 720ms cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
}
.rise > *:nth-child(1) { animation-delay: 60ms; }
.rise > *:nth-child(2) { animation-delay: 200ms; }
.rise > *:nth-child(3) { animation-delay: 340ms; }
.rise > *:nth-child(4) { animation-delay: 480ms; }
.rise > *:nth-child(5) { animation-delay: 620ms; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .rise > * { opacity: 1; }
}