/* SpectraWorks - scientific-instrument register */

:root {
  --bg: #FBF8F1;
  --bg-card: #FFFFFF;
  --bg-deep: #EDE9DD;
  --ink-900: #1A252B;
  --ink-800: #283238;
  --ink-700: #3B4A52;
  --ink-500: #6E7980;
  --ink-400: #8B949A;
  --rule: #D8D2C2;
  --rule-soft: #E5E0D2;

  /* Visible spectrum stops, restrained */
  --sp-400: #5B3FA0; /* violet */
  --sp-450: #2C56A3; /* indigo */
  --sp-500: #1E8AA8; /* cyan */
  --sp-550: #2F8A4F; /* green */
  --sp-600: #C68923; /* amber */
  --sp-650: #BE5E26; /* orange */
  --sp-700: #B83A2B; /* vermilion */

  /* Distribution fills: each stop at 17%, under a solid line in the stop.
     Overlapping fills stack; there is no separate overlap colour. */
  --sp-400-fill: rgba(91, 63, 160, 0.17);
  --sp-450-fill: rgba(44, 86, 163, 0.17);
  --sp-500-fill: rgba(30, 138, 168, 0.17);
  --sp-550-fill: rgba(47, 138, 79, 0.17);
  --sp-600-fill: rgba(198, 137, 35, 0.17);
  --sp-650-fill: rgba(190, 94, 38, 0.17);
  --sp-700-fill: rgba(184, 58, 43, 0.17);

  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Inter Tight", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  /* Shared component geometry. Public surfaces consume these instead of
     restating the website's button and card values. */
  --control-pad-block: 11px;
  --control-pad-inline: 18px;
  --radius-small: 2px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink-900);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }
button { font-family: inherit; }

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}
.container-narrow {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 48px;
}

/* Typography */
.serif { font-family: var(--serif); font-weight: 400; }
.mono { font-family: var(--mono); }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  font-weight: 500;
}
.eyebrow .tick { color: var(--sp-500); }

h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; letter-spacing: -0.01em; color: var(--ink-900); margin: 0; }
h1 { font-size: 64px; line-height: 1.05; letter-spacing: -0.02em; font-weight: 400; }
h2 { font-size: 40px; line-height: 1.1; letter-spacing: -0.015em; }
h3 { font-size: 24px; line-height: 1.25; }
h4 { font-size: 18px; line-height: 1.3; font-family: var(--sans); font-weight: 600; letter-spacing: 0; }

p { margin: 0; }
.lead {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink-700);
  font-weight: 300;
}

/* Spectrum ruler - the brand device */
.spectrum-ruler {
  position: relative;
  height: 4px;
  background: linear-gradient(
    to right,
    var(--sp-400) 0%,
    var(--sp-450) 18%,
    var(--sp-500) 35%,
    var(--sp-550) 52%,
    var(--sp-600) 70%,
    var(--sp-650) 85%,
    var(--sp-700) 100%
  );
  border-radius: 1px;
}
.spectrum-ruler.thin { height: 2px; }
.spectrum-ruler.tall { height: 6px; }

.spectrum-scale {
  position: relative;
  padding-top: 6px;
}
.spectrum-scale .ticks {
  position: relative;
  height: 14px;
  margin-top: 4px;
}
.spectrum-scale .tick {
  position: absolute;
  top: 0;
  width: 1px;
  height: 6px;
  background: var(--ink-400);
}
.spectrum-scale .tick-label {
  position: absolute;
  top: 8px;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--ink-500);
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 248, 241, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--rule-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  cursor: pointer;
}
.brand-img {
  height: 56px;
  width: auto;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-700);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 0;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-link:hover { color: var(--ink-900); }
.nav-link.active { color: var(--ink-900); }
/* Nav submenu: a site-links.js entry with `children`. CSS only, no script:
   a parent with a hub page opens on pointer hover and on keyboard focus
   anywhere inside the item (:focus-within), so Tab walks from the parent into
   its children; touch devices (no hover) tap through to the hub page. A
   label-only parent (.is-toggle) is a button whose click or tap sets .open
   (script in Nav.astro), and opens on hover too. Every rule
   carries the .nav ancestor so stylesheet order after a swap cannot flip it
   (guide 13). Reduced motion zeroes the fade via care-signals.css. */
.nav .nav-item {
  position: relative;
  display: flex;
  align-items: center;
}
.nav .nav-caret {
  display: inline-block;
  margin-left: 6px;
  border-left: 3.5px solid transparent;
  border-right: 3.5px solid transparent;
  border-top: 4px solid currentColor;
  vertical-align: middle;
  transform: translateY(-1px);
}
.nav .nav-sub {
  position: absolute;
  top: calc(100% + 12px);
  left: -18px;
  z-index: 60;
  min-width: 200px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition:
    opacity var(--motion-link) ease-out,
    transform var(--motion-link) ease-out,
    visibility 0s linear var(--motion-link);
}
.nav .nav-sub-toggle {
  background: none;
  border: 0;
  margin: 0;
  line-height: inherit;
  cursor: pointer;
}
/* Bridges the 12px gap so the pointer can travel from parent to submenu. */
.nav .nav-sub::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -13px;
  height: 13px;
}
.nav .nav-item.has-sub:not(.is-toggle):focus-within .nav-sub,
.nav .nav-item.has-sub.open .nav-sub {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition:
    opacity var(--motion-link) ease-out,
    transform var(--motion-link) ease-out,
    visibility 0s;
}
@media (hover: hover) {
  .nav .nav-item.has-sub:hover .nav-sub {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition:
      opacity var(--motion-link) ease-out,
      transform var(--motion-link) ease-out,
      visibility 0s;
  }
}
.nav .nav-sub a {
  display: block;
  padding: 8px 18px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-700);
  text-decoration: none;
  white-space: nowrap;
}
.nav .nav-sub a:hover,
.nav .nav-sub a.active {
  color: var(--ink-900);
  background: var(--bg);
}
.nav .nav-sub a.active {
  box-shadow: inset 2px 0 0 var(--sp-450);
}
/* Nav-link underline lives entirely in care-signals.css (spectral gradient
   draw-in). The old single-colour bar at bottom:-22px was deleted: it tied
   on specificity (0,2,1) with the care-signals base rule, and under Astro
   view-transitions a stale prefetched bundle could leave the old rule
   winning while care-signals' edits had not propagated. */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: var(--control-pad-block) var(--control-pad-inline);
  font-family: var(--sans);
  font-size: 14px;
  white-space: nowrap;
  font-weight: 500;
  letter-spacing: 0;
  border-radius: var(--radius-small);
  border: 1px solid var(--ink-900);
  background: var(--ink-900);
  color: var(--bg);
  cursor: pointer;
  text-decoration: none;
  transition: background 120ms ease, color 120ms ease;
}
.btn:hover { background: var(--ink-800); }
.btn-ghost {
  background: transparent;
  color: var(--ink-900);
  border-color: var(--ink-900);
}
.btn-ghost:hover { background: var(--ink-900); color: var(--bg); }
.btn .arrow { font-family: var(--mono); font-size: 13px; }

/* Nav CTA -- swap label at narrow widths so the button does not squish. */
.nav-cta .nav-cta-short { display: none; }
@media (max-width: 900px) {
  .nav-cta { padding: 9px 14px; }
  .nav-cta .nav-cta-long { display: none; }
  .nav-cta .nav-cta-short { display: inline; }
}

/* Sections */
section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.section-rule {
  border-top: 1px solid var(--rule);
}

/* Section band rhythm -- one mechanism, every page.
   First section on a page: white card surface (--bg-card).
   Subsequent sections: paper (--bg, default) and cream (--bg-deep) alternating.
   The dark CTA opts out via :not(.cta) and keeps its own --ink-900 background. */
main > section:not(.cta):first-of-type {
  background: var(--bg-card);
}
main > section:not(.cta):nth-of-type(odd):not(:first-of-type) {
  background: var(--bg-deep);
}

.section-head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  margin-bottom: 56px;
  align-items: baseline;
}
.section-head .label { padding-top: 6px; }
.section-head .label .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.section-head .label .title-side {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-900);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 6px;
}

/* Hero */
.hero {
  padding: 80px 0 100px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
}
.hero-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero-meta .meta-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.hero-meta .meta-row:first-child { border-top: 1px solid var(--rule); }
.hero-meta .meta-row span:last-child { color: var(--ink-900); }
.hero h1 {
  margin: 0 0 28px;
  max-width: 16ch;
}
.hero h1 em {
  font-style: italic;
  color: var(--ink-700);
  font-weight: 300;
}
.hero-lead { max-width: 56ch; margin-bottom: 36px; }
.hero-cta { display: flex; gap: 12px; align-items: center; }

/* Problem section */
.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.problem-grid .pull {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.3;
  color: var(--ink-900);
  font-weight: 400;
}
.problem-grid .pull em { font-style: italic; color: var(--sp-700); }
.problem-body p + p { margin-top: 18px; }
.problem-body { color: var(--ink-700); font-size: 17px; line-height: 1.65; }

/* RefCal explainer block */
.refcal-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 48px;
  position: relative;
}
.refcal-card .badge {
  position: absolute;
  top: -10px;
  left: 48px;
  background: var(--bg);
  padding: 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-900);
}
.refcal-card .badge .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--sp-500);
  border-radius: 50%;
  margin-right: 6px;
  transform: translateY(-1px);
}
.refcal-card h3 {
  font-size: 32px;
  line-height: 1.15;
  margin-bottom: 18px;
  max-width: 22ch;
}
.refcal-card p { color: var(--ink-700); max-width: 60ch; line-height: 1.6; }
.refcal-card p + p { margin-top: 14px; }

/* Sentinel-2 / Figure block */
.figure {
  border: 1px solid var(--rule);
  background: var(--bg-card);
  padding: 40px;
}
.figure-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 24px;
}
.figure-head .label-l {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-900);
}
.figure-head .label-r {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
}
.figure-head { flex-wrap: wrap; gap: 6px 16px; }
.figure-caption {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  line-height: 1.6;
  border-top: 1px solid var(--rule-soft);
  padding-top: 16px;
  margin-top: 16px;
}
.figure-caption p { margin: 0; max-width: 90ch; }
.figure-caption p + p { margin-top: 8px; }

/* House-style charts (option G variants, brand guide 7.7). Each chart is
   rendered at the widths in src/lib/house-figures.js WIDTHS; the container
   query shows the one that fits so chart text stays near its stated size.
   Rules are scoped under .figure (brand guide 13). */
.figure.house-figure { margin: 0; }
.figure .hf-body { container-type: inline-size; }
.figure .hf-at { display: none; }
.figure .hf-at .hf-svg { display: block; width: 100%; height: auto; overflow: visible; }
@container (max-width: 369px) { .figure .hf-at-280 { display: block; } }
@container (min-width: 370px) and (max-width: 509px) { .figure .hf-at-400 { display: block; } }
@container (min-width: 510px) and (max-width: 699px) { .figure .hf-at-560 { display: block; } }
@container (min-width: 700px) { .figure .hf-at-760 { display: block; } }
.figure .hf-svg .hf-tick { font-family: var(--mono); font-size: 10px; fill: var(--ink-500); }
.figure .hf-svg .hf-row { fill: var(--ink-700); }
.figure .hf-svg .hf-lab { font-family: var(--sans); font-size: 11px; fill: var(--ink-500); }
.figure .hf-svg .hf-name { font-family: var(--sans); font-size: 11px; font-weight: 600; }
.figure .hf-legend {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  font-family: var(--sans);
  font-size: 12px;
  color: var(--ink-700);
}
.figure .hf-legend li { display: inline-flex; align-items: center; gap: 8px; }
.figure .hf-swatch { flex: none; }
.figure-sample-wrap { padding: 24px; }
.figure .hf-badge {
  padding: 2px 7px;
  border: 1px solid var(--sp-450);
  border-radius: 3px;
  background: var(--sp-450-fill);
  color: var(--sp-450);
  font: 500 9px var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}
.figure .hf-legend.is-top { margin: -12px 0 16px; }
.figure .hf-panels { container-type: inline-size; }
.figure .hf-grid.is-multi { display: grid; grid-template-columns: 1fr; gap: 20px; }
@container (min-width: 560px) { .figure .hf-grid.is-multi { grid-template-columns: 1fr 1fr; gap: 28px; } }
.figure .hf-panel { min-width: 0; }
.figure .hf-panel-title {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 6px;
}
.figure-caption.is-plain { font-family: var(--sans); font-size: 14px; line-height: 1.55; color: var(--ink-700); }
@media (max-width: 900px) { .figure-sample-wrap { padding: 12px; } }

/* Areas cards */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.area-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 32px;
  position: relative;
  min-height: 280px;
  display: flex;
  flex-direction: column;
}
.area-card .area-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-500);
  margin-bottom: 24px;
}
.area-card h4 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 14px;
  color: var(--ink-900);
}
.area-card .area-body {
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.55;
  margin-bottom: 24px;
}
.area-card .area-question {
  margin-top: auto;
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--ink-900);
  padding-top: 18px;
  border-top: 1px solid var(--rule-soft);
}
.area-card .swatch {
  position: absolute;
  top: 32px;
  right: 32px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
}

/* Open resources (/open-resources and its sub-pages). Every rule carries an
   .or-* ancestor so it wins regardless of stylesheet order (guide 13). */
.or-section .section-head { margin-bottom: 0; }
.or-hero .or-hero-cta { margin-top: 8px; flex-wrap: wrap; }
.or-body > p,
.or-body .or-prose {
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.5;
  color: var(--ink-700);
  font-weight: 300;
  max-width: 60ch;
  margin: 0 0 20px;
}
.or-body > p:last-child { margin-bottom: 0; }
.or-body .or-note {
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-500);
  max-width: 60ch;
  margin: 20px 0 0;
}
.or-body .or-sub {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 36px 0 12px;
}
.or-body .or-sub:first-child { margin-top: 0; }
.or-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.or-grid .or-card {
  color: inherit;
  text-decoration: none;
  min-height: 0;
  transition: border-color var(--motion-link, 180ms) ease-out;
}
.or-grid .or-card:hover { border-color: var(--ink-700); }
.or-grid .or-card .or-card-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 24px;
}
.or-grid .or-card h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink-900);
  margin: 0 0 14px;
}
.or-grid .or-card .area-body { font-size: 16px; line-height: 1.6; }
.or-grid .or-card .or-card-link {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-900);
}
.or-grid .or-card .or-card-link .arrow {
  font-family: var(--mono);
  display: inline-block;
  transition: transform var(--motion-link, 180ms) ease-out;
}
.or-grid .or-card:hover .or-card-link .arrow { transform: translateX(3px); }
.or-body .or-code {
  margin: 0;
  padding: 16px 20px;
  background: var(--ink-900);
  color: var(--bg);
  font-family: var(--mono);
  font-size: 14px;
  border-radius: var(--radius-small);
  overflow-x: auto;
  max-width: 60ch;
}
.or-body .or-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
  max-width: 720px;
}
.or-body .or-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-soft);
  font-family: var(--serif);
  font-size: 19px;
  color: var(--ink-900);
}
.or-body .or-list li .n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-500);
  padding-top: 5px;
}
.or-body .or-list li .d {
  display: block;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-700);
  line-height: 1.55;
  margin-top: 4px;
}
@media (max-width: 900px) {
  .or-grid { grid-template-columns: 1fr; }
}

/* Blog featured */
.blog-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.blog-post {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 32px;
  text-decoration: none;
  display: block;
  transition: border-color 120ms ease;
}
.blog-post:hover { border-color: var(--ink-700); }
.blog-post .post-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  display: flex;
  justify-content: space-between;
  margin-bottom: 16px;
}
.blog-post .post-meta .kind {
  color: var(--sp-700);
}
.blog-post h4 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.005em;
  margin-bottom: 14px;
  color: var(--ink-900);
  line-height: 1.25;
}
.blog-post .post-teaser {
  color: var(--ink-700);
  font-size: 15px;
  line-height: 1.6;
}
.blog-post .read {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-900);
  margin-top: 20px;
}

.blog-side .side-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
}
.blog-side h3 {
  font-family: var(--serif);
  font-size: 28px;
  margin-bottom: 18px;
  max-width: 16ch;
}
.blog-side p {
  color: var(--ink-700);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 24px;
}
.blog-list-item {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-top: 1px solid var(--rule-soft);
  font-size: 14px;
  cursor: pointer;
}
.blog-list-item:last-of-type { border-bottom: 1px solid var(--rule-soft); }
.blog-list-item:hover .title { color: var(--ink-900); }
.blog-list-item .title { color: var(--ink-700); padding-right: 16px; }
.blog-list-item .date {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  white-space: nowrap;
}

/* CTA section */
.cta {
  background: var(--ink-900);
  color: var(--bg);
  padding: 96px 0;
}
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.cta h2 {
  color: var(--bg);
  font-size: 48px;
  line-height: 1.1;
  max-width: 14ch;
}
.cta p { color: rgba(246,243,236,0.7); margin-top: 18px; font-size: 17px; line-height: 1.6; max-width: 44ch; }
.cta-form {
  background: rgba(246,243,236,0.04);
  border: 1px solid rgba(246,243,236,0.18);
  padding: 32px;
}
.cta-form label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(246,243,236,0.55);
  margin-bottom: 8px;
}
.cta-form input, .cta-form textarea, .cta-form select {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(246,243,236,0.18);
  padding: 8px 0 12px;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--bg);
  margin-bottom: 22px;
}
.cta-form input:focus, .cta-form textarea:focus, .cta-form select:focus {
  outline: 0;
  border-bottom-color: var(--sp-500);
}
.cta-form textarea { resize: none; min-height: 60px; }
.cta-form select { appearance: none; border-radius: 0; cursor: pointer; }
.cta-form select option { color: var(--ink-900); }
.cta-form .cta-hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.cta-form .cta-status { margin-top: 18px; font-size: 15px; color: var(--bg); }
.cta-form .cta-note { margin-top: 14px; font-size: 13px; color: rgba(246,243,236,0.55); }
.cta-form .cta-note a { color: inherit; text-decoration: underline; }
.cta-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.cta-form .btn {
  background: var(--bg);
  color: var(--ink-900);
  border-color: var(--bg);
}
.cta-form .btn:hover { background: transparent; color: var(--bg); }
.cta .spectrum-ruler { margin-bottom: 24px; }

/* Footer */
.footer {
  padding: 48px 0 36px;
  border-top: 1px solid var(--rule);
  background: var(--bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 32px;
}
.footer h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 16px;
  font-weight: 500;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { padding: 4px 0; font-size: 14px; color: var(--ink-700); cursor: pointer; }
.footer ul li:hover { color: var(--ink-900); }
.footer-base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  letter-spacing: 0.06em;
}

/* RefCal page specifics */
.refcal-hero {
  padding: 96px 0 80px;
}
.refcal-hero .meta-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-900);
  border: 1px solid var(--rule);
  padding: 6px 12px;
  background: var(--bg-card);
  margin-bottom: 32px;
}
.refcal-hero .meta-tag .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--sp-500);
}
.refcal-hero h1 { max-width: 18ch; }
.refcal-hero .lead { max-width: 56ch; margin-top: 28px; margin-bottom: 36px; }

.questions {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 0;
}
.questions .q-head {
  padding: 24px 32px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.questions .q-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 22px 32px;
  border-bottom: 1px solid var(--rule-soft);
  align-items: start;
}
.questions .q-row:last-child { border-bottom: 0; }
.questions .q-row .q-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  letter-spacing: 0.08em;
  padding-top: 4px;
}
.questions .q-row .q-text {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.4;
  color: var(--ink-900);
  font-weight: 400;
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--rule);
  background: var(--bg-card);
}
.who-cell {
  padding: 32px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.who-cell:nth-child(2n) { border-right: 0; }
.who-cell:nth-last-child(-n+2) { border-bottom: 0; }
.who-cell .who-eye {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.who-cell .who-eye .bar {
  width: 18px;
  height: 3px;
  border-radius: 1px;
}
.who-cell .who-eye .name {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-900);
}
.who-cell h4 {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 10px;
}
.who-cell p { color: var(--ink-700); font-size: 15px; line-height: 1.6; }

/* Blog page */
.blog-hero { padding: 96px 0 64px; }
.blog-hero h1 { max-width: 18ch; }
.blog-hero .lead { max-width: 60ch; margin-top: 24px; }

.blog-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-bottom: 48px;
  position: sticky;
  top: 65px;
  z-index: 40;
  background: var(--bg);
}
.blog-controls .filters {
  display: flex;
  gap: 24px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.blog-controls .filter {
  color: var(--ink-500);
  cursor: pointer;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
}
.blog-controls .filter:hover { color: var(--ink-900); }
.blog-controls .filter.active { color: var(--ink-900); border-bottom-color: var(--sp-500); }
.blog-controls .rss {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-700);
}

.blog-feed {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
}
.feed-side {
  position: sticky;
  top: 96px;
  align-self: start;
}
.feed-side .group {
  margin-bottom: 32px;
}
.feed-side h5 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 12px;
  font-weight: 500;
}
.feed-side .tag {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
  color: var(--ink-700);
  cursor: pointer;
}
.feed-side .tag .count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-400);
}
.feed-side .tag:hover { color: var(--ink-900); }

.feed-entry {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-top: 1px solid var(--rule);
  cursor: pointer;
}
.feed-entry:last-child { border-bottom: 1px solid var(--rule); }
.feed-entry .entry-date {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-500);
  text-transform: uppercase;
  padding-top: 4px;
}
.feed-entry .entry-date .yr { color: var(--ink-900); }
.feed-entry .entry-kind {
  display: inline-block;
  margin-top: 8px;
  padding: 2px 6px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  color: var(--ink-700);
}
.feed-entry h3 {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: -0.005em;
  line-height: 1.2;
}
.feed-entry:hover h3 { color: var(--sp-700); }
.feed-entry .entry-teaser {
  color: var(--ink-700);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 12px;
  max-width: 64ch;
}
.feed-entry .entry-foot {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-500);
  display: flex;
  gap: 16px;
}
.feed-entry .entry-foot .author { color: var(--ink-900); }

.feed-entry.curated h3 {
  font-size: 20px;
}
.feed-entry.curated .entry-link {
  color: var(--sp-700);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Wide rule mark */
.rule-mark {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 28px 0 12px;
}
.rule-mark .line { flex: 1; height: 1px; background: var(--rule); }
.rule-mark .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
}

/* Section title row */
.section-title-row h2 { max-width: 22ch; }
.section-title-row p { color: var(--ink-700); font-size: 17px; line-height: 1.6; margin-top: 20px; max-width: 56ch; }

/* Product pages */


.breadcrumb {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 36px;
  padding-top: 64px;
}
.breadcrumb span { cursor: pointer; }
.breadcrumb .sep { margin: 0 10px; color: var(--ink-400); }

.product-hero { padding: 0 0 80px; }
.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: start;
}
.product-code {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.spec-block {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  position: relative;
}
.spec-head {
  padding: 14px 20px;
  background: var(--ink-900);
  color: var(--bg);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}
.spec-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  padding: 12px 20px;
  border-bottom: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.spec-row:last-child { border-bottom: 0; }
.spec-row .k {
  color: var(--ink-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 11px;
  padding-top: 1px;
}
.spec-row .v { color: var(--ink-900); }

.prod-section-head {
  margin-bottom: 40px;
  max-width: 720px;
}
.prod-section-head .eyebrow { margin-bottom: 12px; }
.prod-h2 {
  font-family: var(--serif);
  font-size: 36px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.015em;
  max-width: 22ch;
}
.prod-h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.3;
  max-width: 26ch;
  margin-bottom: 14px;
}
.prod-body { color: var(--ink-700); font-size: 16px; line-height: 1.65; max-width: 48ch; }

.prod-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.prod-col { }

.prod-list { list-style: none; padding: 0; margin: 0; }
.prod-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--rule-soft);
  color: var(--ink-800);
  font-size: 15px;
  line-height: 1.5;
}
.prod-list li:first-child { border-top: 1px solid var(--rule); }
.prod-list li:last-child { border-bottom: 1px solid var(--rule); }
.prod-list .dim { color: var(--ink-500); letter-spacing: 0.08em; font-size: 11px; padding-top: 4px; }
.prod-list-wide li { grid-template-columns: 80px 1fr; max-width: 720px; }

.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--rule);
  background: var(--bg-card);
}
.how-step {
  padding: 28px;
  border-right: 1px solid var(--rule);
}
.how-step:last-child { border-right: 0; }
.how-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 18px;
}
.how-k {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink-900);
  margin-bottom: 8px;
}
.how-v {
  color: var(--ink-700);
  font-size: 14px;
  line-height: 1.55;
}

.reason-row {
  padding: 22px 0;
  border-top: 1px solid var(--rule-soft);
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
}
.reason-row:nth-child(-n+2) { border-top: 1px solid var(--rule); }
.reason-k {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-900);
  padding-top: 3px;
}
.reason-v { color: var(--ink-700); font-size: 15px; line-height: 1.6; }

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 32px;
}
.pricing-cap {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
}
.pricing-price {
  font-family: var(--serif);
  font-size: 44px;
  color: var(--ink-900);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.pricing-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-500);
  letter-spacing: 0.06em;
}
.pricing-tiers { margin-top: 4px; }
.pricing-tier {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-top: 1px solid var(--rule-soft);
  font-size: 14px;
  color: var(--ink-800);
}
.pricing-tier:first-child { border-top: 1px solid var(--rule); }
.pricing-tier:last-child { border-bottom: 1px solid var(--rule); }

/* Sample output frame */
.sample-frame {
  background: var(--bg-card);
  border: 1px solid var(--rule);
}
.sample-head {
  display: flex;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--rule);
  background: var(--bg-deep);
}
.sample-mono {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-700);
}
.sample-title {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink-900);
  margin-top: 6px;
}
.sample-hash { text-align: right; }
.sample-hash .sample-mono:last-child { color: var(--ink-900); margin-top: 4px; }

.sample-table {
  padding: 8px 24px 16px;
}
.sample-tr {
  display: grid;
  grid-template-columns: 90px 1fr 1.4fr 1fr 1fr;
  padding: 12px 0;
  border-top: 1px solid var(--rule-soft);
  font-size: 13px;
  align-items: center;
}
.sample-tr.sample-th {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  border-top: 0;
  padding-top: 16px;
}
.sample-pill {
  display: inline-block;
  border: 1px solid;
  border-radius: 2px;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  width: max-content;
}
.sample-foot {
  display: flex;
  justify-content: space-between;
  padding: 14px 24px;
  border-top: 1px solid var(--rule);
  background: var(--bg-deep);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-700);
  letter-spacing: 0.06em;
}

/* FAQ */
.faq { max-width: 920px; }
.faq-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--rule);
}
.faq-row:last-child { border-bottom: 1px solid var(--rule); }
.faq-num { padding-top: 6px; }
.faq-q {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink-900);
  margin-bottom: 10px;
  line-height: 1.3;
}
.faq-a { color: var(--ink-700); font-size: 15px; line-height: 1.65; max-width: 64ch; }

/* Products index */
.products-table {
  border: 1px solid var(--rule);
  background: var(--bg-card);
}
.pt-head, .pt-row {
  display: grid;
  grid-template-columns: 160px 2.2fr 1.4fr 1.4fr 110px;
  gap: 24px;
  padding: 18px 24px;
  align-items: center;
  border-bottom: 1px solid var(--rule-soft);
}
.pt-head {
  background: var(--bg-deep);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.pt-row:last-child { border-bottom: 0; }
.pt-row .mono { font-size: 12px; letter-spacing: 0.04em; }
.pt-row .pt-name { font-family: var(--serif); font-size: 17px; color: var(--ink-900); }
.pt-row .dim { color: var(--ink-500); text-transform: uppercase; letter-spacing: 0.1em; font-size: 11px; }
.pt-row.live:hover { background: var(--bg-deep); }
.pt-row.soon { opacity: 0.7; }
.pill-live, .pill-soon, .pill-open {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
}
.pill-live { background: var(--ink-900); color: var(--bg); }
.pill-soon { border: 1px solid var(--rule); color: var(--ink-500); }
/* A result that went against the objective: stated as plainly as a success, never alarmed. */
.pill-open { border: 1px solid var(--ink-700); color: var(--ink-900); background: var(--bg-card); }
.pill-open::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--sp-700);
  transform: translateY(-1px);
}

/* About + Roadmap pages */

.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.team-avatar {
  width: 52px; height: 52px;
  background: var(--ink-900);
  color: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  border-radius: 50%;
}
.team-role { font-size: 11px; margin-bottom: 6px; }
.team-name {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink-900);
  margin-bottom: 14px;
}
.team-bio {
  color: var(--ink-700);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  border: 1px solid var(--rule);
  background: var(--bg-card);
}
.contact-card {
  padding: 24px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.contact-card:nth-child(3n) { border-right: 0; }
.contact-card-wide {
  grid-column: span 3;
  border-right: 0;
  border-bottom: 0;
}
.contact-cap {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: 14px;
}
.contact-mail {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-400);
  padding-bottom: 1px;
}
.contact-mail:hover { border-bottom-color: var(--sp-550); color: var(--sp-550); }
.contact-address {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink-800);
  line-height: 1.6;
}

.press-list { border-top: 1px solid var(--rule); }
.press-row {
  display: grid;
  grid-template-columns: 140px 1fr 220px;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule-soft);
  align-items: baseline;
}
.press-row .dim {
  color: var(--ink-500);
  letter-spacing: 0.1em;
  font-size: 11px;
}
.press-title {
  font-family: var(--serif);
  font-size: 17px;
  color: var(--ink-900);
  line-height: 1.4;
}

/* Roadmap timeline (the /roadmap page) */
.roadmap-track { padding: 24px 0; }
.roadmap-track .phase {
  display: grid;
  grid-template-columns: 56px 220px 1fr;
  gap: 32px;
  padding: 32px 0;
}
.phase-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding-top: 14px;
}
.phase-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex: 0 0 14px;
  box-shadow: 0 0 0 4px var(--bg);
  position: relative;
  z-index: 2;
}
.phase-line {
  flex: 1;
  width: 1px;
  background: var(--rule);
  margin-top: 8px;
  min-height: 80px;
}
.phase-meta {}
.phase-n {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.phase-window {
  font-size: 12px;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.phase-pill {
  display: inline-block;
  border: 1px solid;
  border-radius: 2px;
  padding: 4px 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.phase-body { max-width: 56ch; }
.phase-title {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.2;
  color: var(--ink-900);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.phase-summary {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-700);
  margin-bottom: 20px;
}
.phase-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--rule-soft);
}
.phase-bullets li {
  padding: 10px 0;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 14px;
  color: var(--ink-800);
  position: relative;
  padding-left: 18px;
}
.phase-bullets li::before {
  content: '-';
  position: absolute;
  left: 0;
  color: var(--ink-400);
}

@media (max-width: 920px) {
  .team-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-card { border-right: 0; }
  .press-row { grid-template-columns: 1fr; gap: 4px; }
  .roadmap-track .phase { grid-template-columns: 36px 1fr; }
  .phase-meta { grid-column: 2; padding-bottom: 12px; }
  .phase-body { grid-column: 2; }
}

.post-page { --measure: 68ch; }
.container-narrow { max-width: 880px; }

.post-masthead {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--rule-soft);
}
.post-crumb {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 32px;
}
.post-crumb .sep { color: var(--ink-400); }
.post-crumb span:first-child { cursor: pointer; color: var(--ink-700); }
.post-crumb span:first-child:hover { color: var(--ink-900); }

.post-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 52px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  max-width: 22ch;
  margin-bottom: 28px;
  text-wrap: pretty;
}

.post-deck {
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink-700);
  max-width: 56ch;
  margin-bottom: 48px;
}

.post-byline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--rule-soft);
}
.byline-left { display: flex; align-items: center; gap: 16px; }
.avatar {
  width: 44px; height: 44px;
  background: var(--ink-900);
  color: var(--bg);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  border-radius: 50%;
}
.byline-name { font-family: var(--serif); font-size: 16px; color: var(--ink-900); }
.byline-role {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-top: 2px;
}
.byline-right {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  display: flex;
  gap: 10px;
}

.post-figure-band { padding: 56px 0; }
.post-figure { margin: 0; }
.figure-inner {
  border: 1px solid var(--rule);
  padding: 24px;
  background: var(--bg-card);
}
.figure-inner img {
  display: block;
  width: 100%;
  height: auto;
}
.figure-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
  aspect-ratio: 16 / 6;
}
.figure-cell { width: 100%; height: 100%; }
.post-figure figcaption {
  margin-top: 14px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-500);
}
.post-figure figcaption .mono {
  font-style: normal;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--ink-700);
}

.post-body { padding: 24px 0 96px; }
.post-body p {
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.7;
  color: var(--ink-800);
  max-width: 62ch;
  margin: 0 0 24px;
}
.post-body h2 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  margin: 48px 0 20px;
  max-width: 28ch;
}
.dropcap .dc {
  float: left;
  font-family: var(--serif);
  font-size: 76px;
  line-height: 0.85;
  padding: 6px 12px 0 0;
  color: var(--ink-900);
}

.post-pullquote {
  margin: 48px 0;
  padding: 32px 0;
  border-top: 1px solid var(--ink-900);
  border-bottom: 1px solid var(--ink-900);
  font-family: var(--serif);
  font-size: 26px;
  font-style: italic;
  line-height: 1.4;
  color: var(--ink-900);
  max-width: 38ch;
  position: relative;
}
.pq-mark {
  display: block;
  font-family: var(--serif);
  font-size: 56px;
  line-height: 0.5;
  color: var(--sp-550);
  margin-bottom: 14px;
}

.post-list {
  margin: 0 0 32px;
  padding: 0;
  counter-reset: pl;
  list-style: none;
  max-width: 60ch;
}
.post-list li {
  counter-increment: pl;
  padding: 14px 0 14px 56px;
  border-top: 1px solid var(--rule-soft);
  position: relative;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-800);
}
.post-list li:last-child { border-bottom: 1px solid var(--rule-soft); }
.post-list li::before {
  content: counter(pl, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 18px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-500);
}

.post-rule {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 48px 0;
}

.post-endnote {
  background: var(--bg-card);
  border-left: 2px solid var(--sp-550);
  padding: 20px 24px;
  max-width: 62ch;
}
.post-endnote .dim {
  color: var(--ink-500);
  letter-spacing: 0.12em;
  font-size: 11px;
  margin-bottom: 8px;
}
.post-endnote p {
  font-size: 16px;
  margin: 0;
  color: var(--ink-700);
}

.post-tags {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.post-tags .dim {
  color: var(--ink-500);
  letter-spacing: 0.12em;
  font-size: 11px;
  margin-right: 6px;
}
.post-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-800);
  padding: 6px 12px;
  border: 1px solid var(--rule);
  background: var(--bg-card);
}

.post-related {
  padding: 64px 0;
  border-top: 1px solid var(--rule);
  background: var(--bg-deep);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  padding: 24px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.15s ease;
  text-decoration: none;
}
.related-card:hover { border-color: var(--ink-700); }
.related-kind {
  display: inline-block;
  width: max-content;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid;
  border-radius: 2px;
}
.related-title {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.3;
  color: var(--ink-900);
  flex: 1;
}
.related-date { font-size: 11px; letter-spacing: 0.1em; }

@media (max-width: 880px) {
  .post-title { font-size: 36px; }
  .related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .container, .nav-inner { padding: 0 24px; }
  h1 { font-size: 44px; }
  h2 { font-size: 32px; }
  .hero-grid, .problem-grid, .blog-feature, .cta-grid, .blog-feed { grid-template-columns: 1fr; gap: 32px; }
  .areas-grid { grid-template-columns: 1fr; }
  .who-grid { grid-template-columns: 1fr; }
  .who-cell { border-right: 0; }
  .product-hero-grid, .prod-grid-2 { grid-template-columns: 1fr; gap: 32px; }
  .how-grid { grid-template-columns: 1fr; }
  .how-step { border-right: 0; border-bottom: 1px solid var(--rule); }
  .pt-head, .pt-row { grid-template-columns: 1fr; gap: 6px; padding: 16px; }
  .reason-row { grid-template-columns: 1fr; gap: 6px; }
  .section-head { grid-template-columns: 1fr; gap: 12px; }
  .figure { padding: 24px 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .nav-links { gap: 18px; }
  .nav-link.active::after { display: none; }
}