:root {
  color-scheme: dark;
  --bg: #080b10;
  --bg-deep: #05070a;
  --header: #0c1016;
  --panel: #111721;
  --raised: #18202c;
  --line: #222c39;
  --line-strong: #354255;
  --text: #eef2f7;
  --body: #d5dce5;
  --support: #aab4c2;
  --muted: #727f90;
  --accent: #8ea8ff;
  --accent-muted: #29334d;
  --brand-cinder: #75313a;
  --brand-ember-deep: #a74438;
  --brand-ember-hot: #d5663f;
  --ember: #f2a65a;
  --solar: #f4dfa4;
  --success: #77c8a3;
  --warning: #d7b56d;
  --error: #d77b82;
  --content: 1180px;
  --narrow: 760px;
  --radius: 4px;
  --font: Inter, "Segoe UI Variable", "Segoe UI", Arial, sans-serif;
  --serif: "Source Serif 4", Georgia, serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 76% -10%, rgba(41, 51, 77, 0.32), transparent 34rem),
    var(--bg);
  color: var(--body);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.62;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.32;
  background-image: linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 100% 4px;
}

img, svg { max-width: 100%; }
button, input, textarea, select { font: inherit; }

a {
  color: var(--text);
  text-decoration-color: var(--line-strong);
  text-underline-offset: 0.24em;
}

a:hover { text-decoration-color: var(--accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  color: var(--text);
  background: var(--accent-muted);
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 8px 12px;
  transform: translateY(-160%);
  border: 1px solid var(--accent);
  background: var(--header);
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid rgba(53, 66, 85, 0.72);
  background: rgba(8, 11, 16, 0.9);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 40px), var(--content));
  min-height: 68px;
  margin: 0 auto;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  line-height: 1;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(4, 4px);
  align-items: end;
  gap: 3px;
  width: 25px;
  height: 28px;
  transform: skewY(-10deg);
}

.brand-mark i {
  display: block;
  width: 4px;
  border-radius: 1px 1px 0 0;
}

.brand-mark i:nth-child(1) { height: 9px; background: var(--brand-cinder); }
.brand-mark i:nth-child(2) { height: 15px; background: var(--brand-ember-deep); }
.brand-mark i:nth-child(3) { height: 21px; background: var(--brand-ember-hot); }
.brand-mark i:nth-child(4) {
  height: 28px;
  background: var(--ember);
  box-shadow: 0 0 12px rgba(242, 166, 90, 0.6);
}

.brand-name {
  display: grid;
  gap: 2px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.brand-name strong { font-size: 0.78rem; font-weight: 760; }
.brand-name span { color: var(--support); font-size: 0.68rem; font-weight: 420; }

.site-nav { display: flex; align-items: center; gap: 4px; }

.site-nav a {
  padding: 9px 11px;
  border: 1px solid transparent;
  color: var(--support);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-color: var(--line);
  color: var(--text);
  background: rgba(24, 32, 44, 0.6);
}

.site-nav .nav-download {
  margin-left: 8px;
  border-color: var(--line-strong);
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
}

.container {
  width: min(calc(100% - 40px), var(--content));
  margin-inline: auto;
}

.narrow {
  width: min(calc(100% - 40px), var(--narrow));
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 680;
  letter-spacing: 0.17em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow.ember { color: var(--ember); }
.eyebrow.muted { color: var(--muted); }

h1, h2, h3 {
  margin-top: 0;
  color: var(--text);
  font-weight: 620;
  letter-spacing: -0.025em;
  line-height: 1.08;
}

h1 { font-size: clamp(2.8rem, 7vw, 6.8rem); }
h2 { font-size: clamp(2rem, 4vw, 3.7rem); }
h3 { font-size: clamp(1.22rem, 2vw, 1.6rem); }

p { margin: 0 0 1.2em; }
.lede { max-width: 720px; color: var(--support); font-size: clamp(1.08rem, 2vw, 1.35rem); }
.measure { max-width: 65ch; }
.quiet { color: var(--muted); }
.accent { color: var(--accent); }
.ember-text { color: var(--ember); }

.button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--raised);
  color: var(--text);
  font-size: 0.86rem;
  font-weight: 650;
  letter-spacing: 0.025em;
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease, transform 120ms ease;
}

.button:hover {
  border-color: var(--accent);
  background: #202a38;
  text-decoration: none;
  transform: translateY(-1px);
}

.button.primary {
  border-color: var(--text);
  background: var(--text);
  color: #090c11;
}

.button.primary:hover { border-color: #d8e1ec; background: #d8e1ec; }
.button.disabled { cursor: not-allowed; opacity: 0.58; }
.button.disabled:hover { border-color: var(--line-strong); background: var(--raised); transform: none; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 620;
  text-decoration: none;
}

.text-link::after { content: "→"; color: var(--ember); }

.hero {
  position: relative;
  min-height: calc(100svh - 68px);
  overflow: hidden;
  border-bottom: 1px solid var(--line-strong);
  background: var(--bg-deep);
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(460px, 1.12fr);
  align-items: center;
  width: min(calc(100% - 40px), var(--content));
  min-height: calc(100svh - 68px);
  margin: 0 auto;
  padding: 74px 0 90px;
}

.hero-copy {
  position: relative;
  z-index: 4;
  max-width: 610px;
  padding: 38px 0;
}

.hero-copy::before {
  position: absolute;
  inset: -40px -80px -40px -20vw;
  z-index: -1;
  content: "";
  background: linear-gradient(90deg, var(--bg-deep) 64%, rgba(5, 7, 10, 0));
}

.wordmark {
  margin: 0 0 28px;
  font-size: clamp(4.1rem, 9.7vw, 9.2rem);
  letter-spacing: -0.067em;
  line-height: 0.76;
  text-transform: uppercase;
}

.wordmark strong,
.wordmark span { display: block; }
.wordmark strong { font-weight: 820; }
.wordmark span { color: var(--support); font-weight: 310; letter-spacing: -0.048em; }

.hero-statement {
  max-width: 530px;
  color: var(--support);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-status {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 18px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.74rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.hero-status .warning { color: var(--warning); }

.threshold-vista {
  position: absolute;
  inset: 0 0 0 38%;
  z-index: 1;
  overflow: hidden;
  perspective: 650px;
  background:
    radial-gradient(ellipse at 74% 25%, rgba(244, 223, 164, 0.18) 0, rgba(142, 168, 255, 0.12) 6%, rgba(41, 51, 77, 0.12) 15%, transparent 32%),
    linear-gradient(180deg, #0b1020 0%, #080c14 45%, #05070a 100%);
}

.threshold-vista::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, var(--bg-deep) 0%, rgba(5, 7, 10, 0.2) 25%, transparent 65%),
    radial-gradient(ellipse at center, transparent 22%, rgba(5, 7, 10, 0.68) 94%);
}

.aperture {
  position: absolute;
  top: 18%;
  left: 73%;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--solar);
  box-shadow:
    0 0 7px 3px rgba(244, 223, 164, 0.66),
    0 0 32px 13px rgba(142, 168, 255, 0.28),
    0 0 110px 46px rgba(142, 168, 255, 0.11);
  animation: aperture 900ms cubic-bezier(.2,.7,.2,1) both;
}

.key-field {
  position: absolute;
  right: -8%;
  bottom: -23%;
  left: 8%;
  height: 92%;
  transform: rotateX(66deg) rotateZ(-8deg);
  transform-origin: center bottom;
  background:
    repeating-linear-gradient(90deg, rgba(142, 168, 255, 0.13) 0 1px, transparent 1px 6.25%),
    repeating-linear-gradient(0deg, rgba(53, 66, 85, 0.25) 0 1px, transparent 1px 8%);
  -webkit-mask-image: linear-gradient(to top, black, rgba(0,0,0,.7) 45%, transparent 91%);
  mask-image: linear-gradient(to top, black, rgba(0,0,0,.7) 45%, transparent 91%);
}

.note-paths { position: absolute; inset: 0; }

.note-paths i {
  position: absolute;
  bottom: -12%;
  width: clamp(11px, 1.6vw, 24px);
  height: var(--height);
  transform: rotate(var(--turn)) skewY(-17deg);
  transform-origin: bottom;
  border: 1px solid rgba(142, 168, 255, 0.32);
  border-bottom-color: var(--ember);
  background: linear-gradient(180deg, rgba(244, 223, 164, 0.03), rgba(142, 168, 255, 0.14) 60%, rgba(242, 166, 90, 0.42));
  box-shadow: 0 10px 32px rgba(242, 166, 90, 0.08);
  opacity: var(--opacity);
  animation: key-breathe 5s ease-in-out var(--delay) infinite alternate;
}

.note-paths i:nth-child(1) { left: 20%; --height: 54%; --turn: -16deg; --opacity: .48; --delay: -1s; }
.note-paths i:nth-child(2) { left: 30%; --height: 70%; --turn: -10deg; --opacity: .66; --delay: -3s; }
.note-paths i:nth-child(3) { left: 42%; --height: 43%; --turn: -4deg; --opacity: .42; --delay: -2s; }
.note-paths i:nth-child(4) { left: 55%; --height: 78%; --turn: 3deg; --opacity: .72; --delay: -4s; }
.note-paths i:nth-child(5) { left: 66%; --height: 60%; --turn: 8deg; --opacity: .55; --delay: -.5s; }
.note-paths i:nth-child(6) { left: 76%; --height: 87%; --turn: 12deg; --opacity: .72; --delay: -2.5s; }
.note-paths i:nth-child(7) { left: 84%; --height: 48%; --turn: 16deg; --opacity: .42; --delay: -3.5s; }

.release-strip {
  border-bottom: 1px solid var(--line-strong);
  background: var(--header);
}

.release-grid {
  display: grid;
  grid-template-columns: 1.1fr repeat(5, 1fr);
  width: min(calc(100% - 40px), var(--content));
  margin: 0 auto;
}

.release-fact {
  min-width: 0;
  padding: 20px 18px;
  border-left: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}

.release-fact:last-child { border-right: 1px solid var(--line); }
.release-fact span { display: block; color: var(--muted); font-size: 0.65rem; letter-spacing: 0.13em; text-transform: uppercase; }
.release-fact strong { display: block; overflow: hidden; margin-top: 5px; color: var(--body); font-size: 0.83rem; font-weight: 580; text-overflow: ellipsis; white-space: nowrap; }
.release-fact .warning { color: var(--warning); }

.section {
  position: relative;
  padding: clamp(80px, 11vw, 150px) 0;
  border-bottom: 1px solid var(--line);
}

.section.compact { padding: 72px 0; }
.section.dark { background: var(--bg-deep); }
.section.panel { background: var(--header); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(420px, 1.15fr);
  align-items: center;
  gap: clamp(50px, 8vw, 120px);
}

.split.reverse { grid-template-columns: minmax(420px, 1.15fr) minmax(0, 0.85fr); }
.split.reverse .section-copy { order: 2; }
.split.reverse .visual-frame { order: 1; }
.section-copy { max-width: 540px; }

.ruled-list {
  margin: 32px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.ruled-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.ruled-list b { color: var(--accent); font-size: 0.78rem; font-variant-numeric: tabular-nums; }

.visual-frame {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--header);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
}

.instrument-window { display: grid; grid-template-rows: 38px 1fr 80px; }

.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.window-status { display: flex; align-items: center; gap: 8px; }
.window-status::before { width: 5px; height: 5px; content: ""; border-radius: 50%; background: var(--success); box-shadow: 0 0 8px var(--success); }

.roll-stage {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, transparent 49.9%, rgba(142, 168, 255, 0.28) 50%, transparent 50.1%),
    repeating-linear-gradient(90deg, transparent 0 8.22%, rgba(53, 66, 85, 0.24) 8.22% 8.38%),
    linear-gradient(180deg, #080c14, #0b1018);
}

.roll-stage::after {
  position: absolute;
  right: 0;
  bottom: 22%;
  left: 0;
  height: 1px;
  content: "";
  background: var(--accent);
  box-shadow: 0 0 12px rgba(142, 168, 255, .4);
}

.roll-note {
  position: absolute;
  left: var(--x);
  bottom: var(--y);
  width: var(--w, 4.8%);
  height: var(--h);
  border: 1px solid rgba(142, 168, 255, 0.62);
  border-bottom: 2px solid var(--ember);
  background: linear-gradient(180deg, rgba(142, 168, 255, 0.24), rgba(142, 168, 255, 0.62));
  box-shadow: 0 0 14px rgba(142, 168, 255, 0.11);
}

.roll-note.warm { border-color: rgba(244, 223, 164, 0.65); background: linear-gradient(180deg, rgba(244, 223, 164, .18), rgba(242, 166, 90, .5)); }

.piano-keys { display: grid; grid-template-columns: repeat(14, 1fr); border-top: 1px solid var(--line-strong); }
.piano-keys i { position: relative; border-right: 1px solid #434b56; background: #dce2e8; }
.piano-keys i:nth-child(7n + 2)::before,
.piano-keys i:nth-child(7n + 3)::before,
.piano-keys i:nth-child(7n + 5)::before,
.piano-keys i:nth-child(7n + 6)::before,
.piano-keys i:nth-child(7n + 7)::before {
  position: absolute;
  top: 0;
  right: -31%;
  z-index: 2;
  width: 62%;
  height: 59%;
  content: "";
  background: #111721;
}

.elevation-visual {
  display: grid;
  align-content: center;
  padding: clamp(24px, 6vw, 64px);
  background:
    radial-gradient(circle at 68% 36%, rgba(142, 168, 255, .13), transparent 34%),
    var(--header);
}

.elevation-number {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--text);
  font-size: clamp(5rem, 13vw, 9rem);
  font-weight: 260;
  letter-spacing: -0.07em;
  line-height: .85;
}

.elevation-number small { color: var(--muted); font-size: .12em; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }

.factor-bars { display: grid; gap: 8px; margin-top: 42px; }
.factor-row { display: grid; grid-template-columns: 88px 1fr 26px; align-items: center; gap: 10px; color: var(--muted); font-size: .66rem; font-variant-numeric: tabular-nums; letter-spacing: .08em; text-transform: uppercase; }
.factor-track { height: 3px; background: var(--line); }
.factor-track i { display: block; width: var(--value); height: 100%; background: var(--accent); box-shadow: 0 0 8px rgba(142, 168, 255, .35); }
.factor-row.hot .factor-track i { background: var(--ember); }

.research-grid,
.download-grid,
.doc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 50px;
  border: 1px solid var(--line-strong);
  background: var(--line);
}

.research-card,
.download-card,
.doc-card {
  position: relative;
  min-height: 280px;
  padding: clamp(26px, 4vw, 46px);
  background: var(--header);
}

.research-card { display: flex; flex-direction: column; }
.research-card::after { position: absolute; top: 0; right: 0; left: 0; height: 2px; content: ""; background: linear-gradient(90deg, var(--accent), transparent 64%); opacity: .65; }
.research-card:nth-child(2)::after { background: linear-gradient(90deg, var(--ember), transparent 64%); }
.research-card h3 { max-width: 430px; font-size: clamp(1.6rem, 3vw, 2.5rem); }
.research-card p { max-width: 53ch; color: var(--support); }
.research-card .text-link { margin-top: auto; }

.download-card { min-height: 320px; }
.download-card.recommended { background: var(--panel); }
.download-card .file-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; margin: 24px 0; color: var(--muted); font-size: .72rem; font-variant-numeric: tabular-nums; text-transform: uppercase; }

.status-panel {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  margin: 38px 0;
  padding: 24px;
  border: 1px solid rgba(215, 181, 109, .52);
  background: rgba(215, 181, 109, .055);
}

.status-symbol {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--warning);
  border-radius: 50%;
  color: var(--warning);
  font-weight: 700;
}

.status-panel h3 { margin-bottom: 7px; font-size: 1rem; letter-spacing: .01em; }
.status-panel p { margin: 0; color: var(--support); font-size: .92rem; }

.requirements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.requirement { padding: 24px; border-right: 1px solid var(--line); }
.requirement:last-child { border-right: 0; }
.requirement span { display: block; margin-bottom: 5px; color: var(--muted); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; }
.requirement strong { color: var(--body); font-size: .9rem; }

.page-hero {
  padding: clamp(85px, 12vw, 150px) 0 70px;
  border-bottom: 1px solid var(--line-strong);
  background:
    linear-gradient(90deg, rgba(5,7,10,.96), rgba(5,7,10,.7)),
    repeating-linear-gradient(90deg, transparent 0 11%, rgba(142,168,255,.08) 11% 11.1%);
}

.page-hero h1 { max-width: 980px; margin-bottom: 24px; font-size: clamp(3rem, 8vw, 7.4rem); }
.page-hero .lede { margin-bottom: 0; }

.article-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 720px);
  justify-content: center;
  gap: 70px;
  padding: 80px 0 140px;
}

.article-nav { position: sticky; top: 100px; align-self: start; }
.article-nav span { display: block; margin-bottom: 14px; color: var(--muted); font-size: .65rem; letter-spacing: .13em; text-transform: uppercase; }
.article-nav a { display: block; padding: 7px 0; color: var(--support); font-size: .83rem; text-decoration: none; }
.article-nav a:hover { color: var(--text); }

.prose h2 { margin: 2.1em 0 .65em; font-size: clamp(1.75rem, 4vw, 2.65rem); }
.prose h3 { margin: 1.9em 0 .6em; }
.prose p, .prose li { color: var(--body); }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin-bottom: .55em; }
.prose blockquote {
  margin: 2.3em 0;
  padding: 10px 0 10px 26px;
  border-left: 2px solid var(--ember);
  color: var(--text);
  font-family: var(--serif);
  font-size: 1.35rem;
}

.prose code, .hash {
  padding: .12em .35em;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--header);
  color: var(--support);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: .83em;
}

.data-table { width: 100%; margin: 2em 0; border-collapse: collapse; font-size: .86rem; font-variant-numeric: tabular-nums; }
.data-table th, .data-table td { padding: 12px 10px; border-bottom: 1px solid var(--line); text-align: left; }
.data-table th { color: var(--muted); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.data-table td { color: var(--body); }

.note {
  margin: 2em 0;
  padding: 20px 22px;
  border: 1px solid var(--line-strong);
  background: var(--header);
}
.note strong { display: block; margin-bottom: 6px; color: var(--accent); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.note p:last-child { margin-bottom: 0; }

.doc-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.doc-card { min-height: 240px; }
.doc-card h3 { font-size: 1.25rem; }
.doc-card p { color: var(--support); font-size: .92rem; }
.doc-card a { font-weight: 620; text-decoration: none; }

.timeline { margin-top: 52px; border-top: 1px solid var(--line-strong); }
.timeline-row { display: grid; grid-template-columns: 170px 1fr; gap: 50px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.timeline-row time { color: var(--muted); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.timeline-row h3 { margin-bottom: 8px; font-size: 1.1rem; }
.timeline-row p { margin-bottom: 0; color: var(--support); }

.footer {
  padding: 55px 0 28px;
  background: var(--bg-deep);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: end;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--line-strong);
}

.footer-motto { margin: 0; color: var(--support); font-family: var(--serif); font-size: clamp(1.3rem, 3vw, 2.1rem); }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 18px; }
.footer-nav a { color: var(--support); font-size: .82rem; text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; color: var(--muted); font-size: .72rem; letter-spacing: .04em; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 280ms ease, transform 280ms ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes aperture {
  from { opacity: 0; transform: scale(.1); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes key-breathe {
  from { filter: brightness(.82); }
  to { filter: brightness(1.12); }
}

@media (max-width: 980px) {
  .nav-toggle { display: grid; place-items: center; }
  .site-nav {
    position: absolute;
    top: 68px;
    right: 20px;
    left: 20px;
    display: none;
    padding: 10px;
    border: 1px solid var(--line-strong);
    background: var(--header);
    box-shadow: 0 24px 60px rgba(0,0,0,.45);
  }
  .site-nav.is-open { display: grid; }
  .site-nav .nav-download { margin-left: 0; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-copy { max-width: 650px; }
  .threshold-vista { left: 22%; opacity: .66; }
  .split, .split.reverse { grid-template-columns: 1fr; }
  .split.reverse .section-copy, .split.reverse .visual-frame { order: initial; }
  .section-copy { max-width: 700px; }
  .release-grid { grid-template-columns: repeat(3, 1fr); }
  .release-fact:nth-child(4) { border-left: 1px solid var(--line); }
  .release-fact:nth-child(-n + 3) { border-bottom: 1px solid var(--line); }
  .doc-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .header-inner, .container, .narrow, .hero-inner, .release-grid { width: min(calc(100% - 28px), var(--content)); }
  .hero, .hero-inner { min-height: 760px; }
  .hero-inner { align-items: end; padding: 90px 0 68px; }
  .wordmark { font-size: clamp(3.5rem, 19vw, 6.5rem); }
  .threshold-vista { inset: 0 -30% 0 0; opacity: .5; }
  .hero-copy::before { inset: -60px -30px -60px -30px; background: linear-gradient(90deg, rgba(5,7,10,.94), rgba(5,7,10,.58)); }
  .release-grid { grid-template-columns: repeat(2, 1fr); }
  .release-fact:nth-child(-n + 4) { border-bottom: 1px solid var(--line); }
  .research-grid, .download-grid, .doc-grid { grid-template-columns: 1fr; }
  .research-card, .download-card, .doc-card { min-height: auto; }
  .requirements { grid-template-columns: 1fr; }
  .requirement { border-right: 0; border-bottom: 1px solid var(--line); }
  .requirement:last-child { border-bottom: 0; }
  .visual-frame { min-height: 350px; }
  .article-layout { grid-template-columns: 1fr; gap: 28px; padding-top: 42px; }
  .article-nav { position: static; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
  .timeline-row { grid-template-columns: 1fr; gap: 8px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Homepage: artifact-first project view */
.project-home {
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.014) 1px, transparent 1px),
    var(--bg-deep);
  background-size: 100% 32px, 32px 100%, auto;
}

.project-home::before { display: none; }

.project-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(64px, 8vw, 108px) 0 0;
  border-bottom: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 82% 4%, rgba(142, 168, 255, .1), transparent 26rem),
    linear-gradient(180deg, rgba(5, 7, 10, .5), var(--bg-deep));
}

.project-hero::after {
  position: absolute;
  top: 0;
  right: max(20px, calc((100vw - var(--content)) / 2));
  width: 1px;
  height: 160px;
  content: "";
  background: linear-gradient(var(--accent), transparent);
  opacity: .45;
}

.project-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr);
  gap: clamp(48px, 8vw, 120px);
  align-items: end;
}

.project-intro { max-width: 790px; }

.project-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .72rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 10px rgba(242, 166, 90, .6);
}

.project-intro h1 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: clamp(3.1rem, 7vw, 6rem);
  font-weight: 690;
  letter-spacing: -.055em;
  line-height: .96;
}

.project-summary {
  max-width: 690px;
  margin: 0;
  color: var(--support);
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
  line-height: 1.55;
}

.project-intro .button-row { margin-top: 28px; }
.project-intro .quiet-button { border-color: transparent; background: transparent; color: var(--support); }
.project-intro .quiet-button:hover { border-color: var(--line-strong); background: var(--header); color: var(--text); }

.project-facts {
  margin: 0;
  border-top: 1px solid var(--line-strong);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

.project-facts div {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.project-facts dt {
  color: var(--muted);
  font-size: .65rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.project-facts dd {
  margin: 0;
  color: var(--body);
  font-size: .73rem;
  overflow-wrap: anywhere;
}

.product-capture {
  position: relative;
  margin: clamp(54px, 7vw, 88px) 0 0;
  border: 1px solid var(--line-strong);
  background: #080c11;
  box-shadow: 0 38px 100px rgba(0, 0, 0, .42);
}

.capture-rail,
.product-capture figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 14px;
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .64rem;
  letter-spacing: .075em;
  line-height: 1.4;
  text-transform: uppercase;
}

.capture-rail { border-bottom: 1px solid var(--line); }
.capture-rail span:first-child { color: var(--accent); }

.capture-image {
  overflow: hidden;
  aspect-ratio: 1558 / 912;
  background: #080c11;
}

.product-capture img {
  display: block;
  width: 100%;
  height: auto;
  transform: translateY(-4.6%);
  background: #080c11;
}

.product-capture figcaption {
  margin: 0;
  border-top: 1px solid var(--line);
}

.product-capture figcaption span:first-child { color: var(--body); }

.build-line {
  border-bottom: 1px solid var(--line-strong);
  background: #0c1118;
}

.build-line-grid {
  display: grid;
  grid-template-columns: repeat(5, auto);
  justify-content: space-between;
  gap: 22px;
  padding-block: 15px;
  color: var(--support);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .67rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.build-line-grid b { margin-right: 7px; color: var(--muted); font-weight: 540; }
.build-line-grid em { color: var(--warning); font-style: normal; }

.project-section {
  padding: clamp(72px, 9vw, 112px) 0;
  border-bottom: 1px solid var(--line-strong);
  background: rgba(8, 11, 16, .9);
}

.project-section-tinted { background: rgba(12, 16, 22, .96); }

.section-index {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 34px;
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .67rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.section-index span:first-child { color: var(--ember); }
.section-index::after { width: 72px; height: 1px; content: ""; background: var(--line-strong); }

.project-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 520px);
  gap: clamp(34px, 8vw, 120px);
  align-items: end;
  margin-bottom: 46px;
}

.project-section h2 {
  margin-bottom: 0;
  font-size: clamp(2.2rem, 4.6vw, 4.2rem);
  letter-spacing: -.045em;
}

.project-section-head p {
  margin: 0 0 4px;
  color: var(--support);
  font-size: 1.02rem;
}

.capability-scroll { overflow-x: auto; border-top: 1px solid var(--line-strong); }

.capability-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  color: var(--body);
  font-size: .9rem;
}

.capability-table th,
.capability-table td {
  padding: 16px 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.capability-table th:last-child,
.capability-table td:last-child { border-right: 0; }

.capability-table thead th {
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .64rem;
  font-weight: 560;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.capability-table thead th:first-child { width: 150px; }
.capability-table thead th:last-child { width: 142px; }
.capability-table tbody th { color: var(--text); font-size: .94rem; font-weight: 620; }
.capability-table tbody tr:hover { background: rgba(142, 168, 255, .025); }

.state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--support);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .64rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.state::before { width: 6px; height: 6px; content: ""; border-radius: 50%; background: currentColor; }
.state.working { color: var(--success); }
.state.experimental { color: var(--warning); }
.state.planned { color: var(--accent); }

.compact-heading { max-width: 900px; margin-bottom: 44px !important; }

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line-strong);
}

.workflow-grid article {
  display: flex;
  min-width: 0;
  min-height: 410px;
  flex-direction: column;
  padding: clamp(25px, 3.4vw, 42px);
  border-right: 1px solid var(--line-strong);
}

.workflow-grid article:last-child { border-right: 0; }

.workflow-number {
  margin-bottom: 54px;
  color: var(--accent);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .66rem;
  letter-spacing: .1em;
}

.workflow-grid article:nth-child(2) .workflow-number { color: var(--success); }
.workflow-grid article:nth-child(3) .workflow-number { color: var(--ember); }
.workflow-grid h3 { max-width: 310px; font-size: clamp(1.45rem, 2.5vw, 2rem); }
.workflow-grid p { color: var(--support); font-size: .91rem; }

.workflow-grid dl {
  margin: auto 0 0;
  border-top: 1px solid var(--line);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

.workflow-grid dl div {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  font-size: .67rem;
}

.workflow-grid dt { color: var(--muted); text-transform: uppercase; }
.workflow-grid dd { margin: 0; color: var(--body); text-align: right; }

.project-resource-list { border-top: 1px solid var(--line-strong); }

.project-resource-list article {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 100px;
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--line-strong);
}

.resource-type {
  padding-top: 5px;
  color: var(--accent);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .65rem;
  letter-spacing: .08em;
}

.project-resource-list article:nth-child(2) .resource-type { color: var(--ember); }
.project-resource-list article:nth-child(3) .resource-type { color: var(--success); }
.project-resource-list h3 { margin-bottom: 10px; font-size: clamp(1.3rem, 2.4vw, 1.9rem); }
.project-resource-list p { max-width: 710px; margin-bottom: 0; color: var(--support); font-size: .92rem; }

.resource-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 16px !important;
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .69rem !important;
}

.resource-links a { color: var(--body); }
.project-resource-list code { color: var(--ember); font-size: .9em; }
.resource-action { justify-self: end; padding-top: 3px; font-size: .78rem; font-weight: 640; text-decoration: none; }
.resource-action:hover { color: var(--ember); }

.build-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(470px, 1.1fr);
  gap: clamp(50px, 8vw, 110px);
  align-items: center;
}

.build-copy { max-width: 580px; margin: 24px 0 30px; color: var(--support); }

.status-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

.status-list li {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 18px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  color: var(--support);
  font-size: .8rem;
}

.terminal {
  border: 1px solid var(--line-strong);
  background: #06090d;
  box-shadow: 0 28px 70px rgba(0, 0, 0, .26);
}

.terminal-bar,
.terminal-foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px;
  color: var(--muted);
  font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  font-size: .62rem;
  letter-spacing: .04em;
}

.terminal-bar { border-bottom: 1px solid var(--line); text-transform: uppercase; }
.terminal pre { margin: 0; overflow-x: auto; padding: clamp(24px, 4vw, 40px); color: var(--body); font-size: clamp(.68rem, 1.2vw, .82rem); line-height: 2; }
.terminal code { font-family: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace; }
.terminal .prompt { color: var(--ember); }
.terminal-foot { border-top: 1px solid var(--line); }
.terminal-foot a { color: var(--support); }

.project-footer { background: #05070a; }

@media (max-width: 1020px) {
  .project-hero-grid { grid-template-columns: 1fr; }
  .project-facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .project-facts div:nth-child(odd) { padding-right: 20px; border-right: 1px solid var(--line); }
  .project-facts div:nth-child(even) { padding-left: 20px; }
  .build-line-grid { grid-template-columns: repeat(3, auto); justify-content: start; }
  .workflow-grid { grid-template-columns: 1fr; }
  .workflow-grid article { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .workflow-grid article:last-child { border-bottom: 0; }
  .workflow-number { margin-bottom: 30px; }
  .workflow-grid dl { margin-top: 28px; }
  .build-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .project-hero { padding-top: 54px; }
  .project-intro h1 { font-size: clamp(2.8rem, 13.5vw, 4.2rem); }
  .project-intro .button-row { display: grid; grid-template-columns: 1fr 1fr; }
  .project-intro .button { width: 100%; }
  .project-intro .quiet-button { grid-column: 1 / -1; }
  .project-facts { grid-template-columns: 1fr; }
  .project-facts div:nth-child(n) { padding-inline: 0; border-right: 0; }
  .product-capture { margin-top: 48px; }
  .capture-rail span:last-child { display: none; }
  .product-capture figcaption { display: grid; }
  .product-capture figcaption span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .build-line-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 20px; }
  .project-section-head { grid-template-columns: 1fr; margin-bottom: 34px; }
  .project-resource-list article { grid-template-columns: 1fr; gap: 14px; }
  .resource-action { justify-self: start; }
  .status-list li { grid-template-columns: 110px 1fr; }
  .terminal-bar span:last-child { display: none; }
  .terminal-foot { display: grid; }
}

@media (max-width: 440px) {
  .project-intro .button-row { grid-template-columns: 1fr; }
  .project-intro .quiet-button { grid-column: auto; }
  .project-facts div { grid-template-columns: 70px 1fr; }
  .build-line-grid { grid-template-columns: 1fr; }
  .workflow-grid article { padding: 26px 22px; }
  .status-list li { grid-template-columns: 1fr; gap: 6px; }
}