/* Hooke Dynamics · Machina. Ink and drafting paper, one signal colour, engineering-drawing details. */

@font-face {
  font-family: "Archivo";
  src: url("/fonts/archivo-latin-wdth-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Garamond";
  src: url("/fonts/eb-garamond-latin-wght-italic.woff2") format("woff2");
  font-weight: 400 800;
  font-style: italic;
  font-display: swap;
}

:root {
  --ink: #0b0c0b;
  --ink-2: #111312;
  --ink-3: #191c1a;
  --paper: #ebe7dc;
  --paper-2: #e2ddd0;
  --on-ink: #ebe7dc;
  --on-ink-2: #9c9d95;
  --on-paper: #121312;
  --on-paper-2: #54564d;
  --signal: #ff5b1f;
  --signal-2: #ff7a45;
  --pass: #9fd48c;
  --warn: #f0b64a;
  --line-ink: rgba(235, 231, 220, 0.13);
  --line-ink-2: rgba(235, 231, 220, 0.3);
  --line-paper: rgba(18, 19, 18, 0.15);
  --wrap: 1320px;
  --pad: clamp(20px, 4.4vw, 64px);
  --ease: cubic-bezier(0.2, 0.7, 0, 1);
  --f-sans: "Archivo", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --f-serif: "Garamond", "EB Garamond", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--on-ink);
  font: 400 17px/1.6 var(--f-sans);
  font-stretch: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* Film grain over everything, so flat colour reads as material. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .6 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection { background: var(--signal); color: var(--ink); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }
img, svg, video, canvas { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.012em; text-wrap: balance; }
h1 { font-size: clamp(3rem, 6.6vw, 6.9rem); font-stretch: 74%; font-weight: 760; line-height: 0.92; letter-spacing: -0.022em; }
h2 { font-size: clamp(2.2rem, 4.7vw, 4.4rem); font-stretch: 78%; line-height: 0.97; letter-spacing: -0.018em; }
h3 { font-size: 1.16rem; font-stretch: 92%; font-weight: 650; line-height: 1.22; }
p { margin: 0; text-wrap: pretty; }
i { font-style: italic; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--pad); }
.paper { background: var(--paper); color: var(--on-paper); }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 100;
  background: var(--signal); color: var(--ink); padding: 10px 14px;
  font: 500 13px/1 var(--f-mono); text-decoration: none;
}
.skip:focus { top: 12px; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  display: flex; align-items: center; gap: 28px;
  height: 64px; padding-inline: var(--pad);
  border-bottom: 1px solid transparent;
  transition: background-color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.nav.is-scrolled { background: rgba(11, 12, 11, 0.94); border-bottom-color: var(--line-ink); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.brand-mark { width: 17px; height: 23px; fill: none; stroke: var(--on-ink); stroke-width: 1.6; stroke-linejoin: round; }
.brand-mark rect { fill: var(--signal); stroke: none; }
.brand-word { font: 620 13px/1 var(--f-sans); font-stretch: 125%; letter-spacing: 0.16em; text-transform: uppercase; }
.nav-links { display: flex; gap: 26px; }
.nav-links a {
  font: 400 12px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--on-ink-2); text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--on-ink); }
.nav-cta { height: 38px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.7em;
  height: 48px; padding: 0 20px;
  font: 500 12.5px/1 var(--f-mono); letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none; white-space: nowrap;
  border: 1px solid transparent; border-radius: 1px;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.btn span { transition: transform 0.25s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn-signal { background: var(--signal); color: var(--ink); }
.btn-signal:hover { background: var(--signal-2); }
.btn-ghost { color: var(--on-ink); border-color: var(--line-ink-2); }
.btn-ghost:hover { border-color: var(--on-ink); }

/* ---------- Section labels: a number, a name and a ruler ---------- */
.label {
  display: flex; align-items: center; gap: 14px;
  font: 500 12px/1 var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--on-ink-2);
}
.paper .label { color: var(--on-paper-2); }
.label-n { color: var(--signal); }
.rule {
  flex: 1; height: 9px; opacity: 0.45;
  background:
    linear-gradient(currentColor, currentColor) left bottom / 100% 1px no-repeat,
    repeating-linear-gradient(90deg, currentColor 0 1px, transparent 1px 12px) left bottom / 100% 4px no-repeat,
    repeating-linear-gradient(90deg, currentColor 0 1px, transparent 1px 96px) left bottom / 100% 9px no-repeat;
  transform-origin: left center;
  transition: transform 1.6s var(--ease) 0.15s;
}
.js .label .rule { transform: scaleX(0); }
.js .label.is-in .rule { transform: scaleX(1); }

/* ---------- Reveal on scroll ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

.dot {
  display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--signal); box-shadow: 0 0 0 0 rgba(255, 91, 31, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 91, 31, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(255, 91, 31, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 91, 31, 0); }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding-top: 110px;
}
.hero-canvas {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  touch-action: pan-y;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, var(--ink) 0%, rgba(11, 12, 11, 0.9) 26%, rgba(11, 12, 11, 0.35) 46%, rgba(11, 12, 11, 0) 60%),
    linear-gradient(0deg, var(--ink) 0%, rgba(11, 12, 11, 0) 22%);
}
.hero-inner { padding-bottom: clamp(28px, 6vh, 72px); }
.eyebrow {
  display: flex; align-items: center; gap: 12px; margin-bottom: 26px;
  font: 500 12px/1 var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--signal);
}
.hero h1 { max-width: 11.5ch; font-size: clamp(3rem, min(6.6vw, 10.5vh), 6.9rem); }
.lede { max-width: 47ch; margin-top: 28px; font-size: 1.12rem; line-height: 1.6; color: var(--on-ink-2); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.hud {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 40px; align-items: end;
  padding-block: 16px 22px; border-top: 1px solid var(--line-ink);
}
.hud-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 0; }
.hud-grid > div { padding: 2px 16px 0; border-left: 1px solid var(--line-ink); }
.hud-grid > div:first-child { padding-left: 0; border-left: 0; }
.hud-grid dt { font: 400 10.5px/1.2 var(--f-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--on-ink-2); white-space: nowrap; }
.hud-grid dd { margin: 7px 0 0; font: 500 clamp(17px, 1.8vw, 23px)/1 var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.hud-grid small { margin-left: 3px; font-size: 0.55em; color: var(--on-ink-2); }
.hud-side { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; max-width: 380px; }
.hud-note { font: 400 11.5px/1.55 var(--f-mono); color: var(--on-ink-2); text-align: right; min-height: 3.1em; }
.hud-note b { color: var(--on-ink); font-weight: 500; }
.hud-buttons { display: flex; gap: 8px; }
.hud-btn {
  font: 500 11px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--on-ink); background: transparent; border: 1px solid var(--line-ink-2);
  padding: 8px 11px; cursor: pointer; border-radius: 1px;
}
.hud-btn:hover { border-color: var(--on-ink); }
.no-js .hud-buttons { display: none; }
/* Wide screens: the HUD sits under the course, level with the buttons. */
@media (min-width: 1141px) {
  .hud {
    position: absolute; right: max(var(--pad), calc((100% - var(--wrap)) / 2 + var(--pad)));
    bottom: clamp(28px, 6vh, 72px); width: min(640px, 46%); margin: 0; padding: 14px 0 0;
    grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 14px 28px;
  }
  .hud-grid { grid-column: 1 / -1; }
  .hud-side { display: contents; }
  .hud-note { text-align: left; min-height: 4.65em; }
}

/* ---------- 01 Machina today ---------- */
.today { padding-block: clamp(96px, 12vw, 168px); }
.split-head, .today-head, .failures-head, .loop-head {
  display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: 28px clamp(32px, 5vw, 88px);
  align-items: end; margin: 30px 0 clamp(36px, 5vw, 56px);
}
.today-head p, .failures-head p, .loop-head p { max-width: 50ch; font-size: 1.06rem; color: var(--on-ink-2); }
.paper .failures-head p { color: var(--on-paper-2); }
.reel { margin: 0; }
.reel-frame { position: relative; aspect-ratio: 16 / 9; background: #e9ecef; border: 1px solid var(--line-ink); }
.reel video { width: 100%; height: 100%; object-fit: cover; }
.reel-toggle {
  position: absolute; right: 14px; bottom: 14px;
  font: 500 11px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--on-ink); background: rgba(11, 12, 11, 0.78); border: 1px solid var(--line-ink-2);
  padding: 8px 11px; cursor: pointer; border-radius: 1px;
}
.no-js .reel-toggle { display: none; }
.corner { position: absolute; width: 16px; height: 16px; border: 0 solid var(--signal); pointer-events: none; }
.corner-tl { top: -7px; left: -7px; border-width: 1.5px 0 0 1.5px; }
.corner-tr { top: -7px; right: -7px; border-width: 1.5px 1.5px 0 0; }
.corner-bl { bottom: -7px; left: -7px; border-width: 0 0 1.5px 1.5px; }
.corner-br { bottom: -7px; right: -7px; border-width: 0 1.5px 1.5px 0; }
.reel figcaption { margin-top: 16px; font: 400 12px/1.5 var(--f-mono); color: var(--on-ink-2); }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: clamp(48px, 6vw, 72px) 0 0; border-top: 1px solid var(--line-ink); }
.stats > div { padding: 24px 24px 0 0; }
.stats > div + div { padding-left: 24px; border-left: 1px solid var(--line-ink); }
.stats dt { font: 720 clamp(2.1rem, 3.6vw, 3.3rem)/1 var(--f-sans); font-stretch: 74%; letter-spacing: -0.02em; }
.stats dd { margin: 10px 0 0; max-width: 26ch; font-size: 0.95rem; line-height: 1.45; color: var(--on-ink-2); }

/* ---------- 02 Why ---------- */
.why { padding-block: clamp(96px, 12vw, 168px) clamp(64px, 8vw, 110px); }
.why-grid { display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); gap: clamp(36px, 6vw, 96px); align-items: center; }
.why-text h2 { margin: 30px 0 30px; max-width: 11ch; }
.why-text p { max-width: 44ch; margin-bottom: 1.05em; font-size: 1.08rem; color: var(--on-paper-2); }
.why-text .why-kicker { color: var(--on-paper); font-weight: 600; }

.scope {
  margin: 0; padding: 18px 18px 20px; border-radius: 4px;
  background: #0e100f; color: var(--on-ink);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.07) inset, 0 40px 70px -40px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(0, 0, 0, 0.6);
}
.scope-top { display: flex; justify-content: space-between; gap: 16px; font: 500 11px/1.3 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.scope-title { color: var(--on-ink); }
.scope-live { display: flex; align-items: center; gap: 8px; color: var(--on-ink-2); white-space: nowrap; }
.scope-live .dot { width: 6px; height: 6px; }
.scope-screen {
  position: relative; margin-top: 14px; aspect-ratio: 16 / 10;
  background: radial-gradient(120% 120% at 50% 40%, #121513 0%, #0a0c0b 70%);
  border: 1px solid rgba(255, 255, 255, 0.07); border-radius: 2px;
}
.scope-screen canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.scope-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 28px; margin-top: 16px; }
.seg { display: flex; align-items: center; gap: 0; }
.seg-label { margin-right: 12px; font: 400 11px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-ink-2); }
.seg button {
  font: 500 11.5px/1 var(--f-mono); letter-spacing: 0.04em;
  color: var(--on-ink); background: transparent; border: 1px solid var(--line-ink-2);
  padding: 9px 11px; cursor: pointer;
}
.seg button + button { border-left: 0; }
.seg button[aria-pressed="true"] { background: var(--signal); border-color: var(--signal); color: var(--ink); }
.slider { display: flex; align-items: center; gap: 4px; flex: 1; min-width: 300px; }
.slider .seg-label { white-space: nowrap; }
.slider output { color: var(--on-ink); font-variant-numeric: tabular-nums; }
.slider input { flex: 1; accent-color: var(--signal); min-width: 120px; }
.scope-readout { margin-top: 16px; font: 500 13px/1.45 var(--f-mono); color: var(--on-ink); min-height: 2.9em; }
.scope-readout.bad { color: #ff7b4d; }
.scope-readout.good { color: var(--pass); }
.scope figcaption { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line-ink); font-size: 12.5px; line-height: 1.55; color: var(--on-ink-2); }

/* ---------- 03 Failure modes ---------- */
.failures { padding-block: clamp(40px, 6vw, 80px) clamp(96px, 12vw, 168px); }
.fail-grid {
  list-style: none; margin: 0; padding: 0; counter-reset: fail;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 1px solid var(--line-paper); border-left: 1px solid var(--line-paper);
}
.fail-grid li {
  position: relative; counter-increment: fail;
  display: flex; flex-direction: column; gap: 10px;
  padding: 18px 20px 26px; min-height: 320px;
  border-right: 1px solid var(--line-paper); border-bottom: 1px solid var(--line-paper);
  transition: background-color 0.3s;
}
.fail-grid li::before { content: counter(fail, decimal-leading-zero); font: 500 11px/1 var(--f-mono); letter-spacing: 0.1em; color: var(--on-paper-2); }
.fail-grid li:hover { background: rgba(255, 255, 255, 0.4); }
.fail-grid h3 { font-size: 1.06rem; }
.fail-grid p { font-size: 0.93rem; line-height: 1.5; color: var(--on-paper-2); }
.fig { width: 100%; height: auto; aspect-ratio: 160 / 96; margin: 8px 0 10px; overflow: visible; }
.fig .ink { fill: none; stroke: var(--on-paper); stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
.fig .thick { stroke-width: 2.1; }
.fig .hatch { fill: none; stroke: var(--on-paper); stroke-width: 0.8; opacity: 0.4; }
.fig .faint { fill: none; stroke: var(--on-paper); stroke-width: 1; opacity: 0.32; }
.fig .dash { fill: none; stroke: var(--signal); stroke-width: 1; stroke-dasharray: 3 3; }
.fig .sig { fill: none; stroke: var(--signal); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.fig .sig.fill { fill: var(--signal); stroke: none; }
.fig .ink.fill { fill: var(--on-paper); stroke: none; }
.fig .band { fill: var(--signal); opacity: 0.13; }
.fig .tag { font: 500 7px var(--f-mono); letter-spacing: 0.08em; fill: var(--on-paper-2); }
/* Draw-on line work. A class, not [pathLength]: Chromium doesn't restyle camelCase SVG attribute matches when an ancestor's class changes. */
.js .fig .draw { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.3s var(--ease) 0.2s; }
.js .fig .sig.draw { transition-delay: 0.75s; }
.js .is-in .fig .draw { stroke-dashoffset: 0; }

/* ---------- 04 The loop ---------- */
.loop { padding-block: clamp(96px, 12vw, 168px); }
.loop-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr); gap: clamp(32px, 5vw, 88px); align-items: center; }
.dial { position: relative; width: 100%; max-width: 640px; aspect-ratio: 1; margin-inline: auto; }
.dial-svg { width: 100%; height: 100%; overflow: visible; }
.dial-ring { fill: none; stroke: var(--line-ink-2); stroke-width: 1.4; }
.dial-ticks line { stroke: var(--on-ink-2); stroke-width: 1; opacity: 0.45; }
.dial-ticks line.major { opacity: 0.9; }
.dial-io { fill: none; stroke: var(--on-ink-2); stroke-width: 1.3; stroke-dasharray: 3 6; }
.dial-io-head { fill: none; stroke: var(--on-ink-2); stroke-width: 1.3; stroke-linejoin: round; }
.dial-io-label { font: 500 13px var(--f-mono); letter-spacing: 0.12em; text-transform: uppercase; fill: var(--on-ink-2); }
.dial-trail { fill: none; stroke: var(--signal); stroke-width: 2.2; stroke-linecap: round; opacity: 0.75; }
.dial-node circle { fill: var(--ink); stroke: var(--line-ink-2); stroke-width: 1.4; transition: stroke 0.3s, fill 0.3s; }
.dial-node text { font: 500 13px var(--f-mono); letter-spacing: 0.12em; text-transform: uppercase; fill: var(--on-ink-2); transition: fill 0.3s; }
.dial-node .glyph { font: 600 14px var(--f-mono); fill: var(--on-ink); letter-spacing: 0; text-anchor: middle; dominant-baseline: central; }
.dial-node.is-active circle { stroke: var(--signal); fill: rgba(255, 91, 31, 0.14); }
.dial-node.is-active text { fill: var(--on-ink); }
.dial-dot { fill: var(--signal); }
.dial-center { display: none; }
.dial-center text { text-anchor: middle; }
.dial-center-lap { font: 720 96px var(--f-sans); font-stretch: 74%; letter-spacing: -0.02em; fill: var(--on-ink); }
.dial-center-state { font: 500 22px var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase; fill: var(--signal); }
.board {
  position: absolute; inset: 25% 21%;
  display: flex; flex-direction: column; justify-content: center; gap: 12px;
}
.board-lap { font: 500 12px/1 var(--f-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal); }
.board-table { width: 100%; border-collapse: collapse; font: 400 12.5px/1.25 var(--f-mono); }
.board-table th { text-align: left; font-weight: 400; color: var(--on-ink-2); padding: 7px 0; border-bottom: 1px solid var(--line-ink); }
.board-table td { text-align: right; padding: 7px 0 7px 10px; white-space: nowrap; border-bottom: 1px solid var(--line-ink); font-variant-numeric: tabular-nums; }
.verdict {
  display: inline-block; min-width: 11.5ch; padding: 3px 6px; text-align: center;
  border: 1px solid currentColor; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
}
.verdict.pass { color: var(--pass); }
.verdict.fail { color: var(--signal); }
.verdict.inconclusive { color: var(--warn); background: repeating-linear-gradient(135deg, rgba(240, 182, 74, 0.18) 0 3px, transparent 3px 7px); }
.verdict.pending { color: var(--on-ink-2); border-style: dashed; }
.board-change { font: 400 12px/1.5 var(--f-mono); color: var(--on-ink-2); min-height: 3em; }
.stations { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.stations li { padding: 14px 18px 15px; border-left: 2px solid var(--line-ink); transition: border-color 0.35s, background-color 0.35s; }
.stations h3 { display: flex; align-items: baseline; gap: 14px; font-size: 1.12rem; }
.stations h3 span { font: 500 11px/1 var(--f-mono); color: var(--on-ink-2); transition: color 0.35s; }
.stations p { margin-top: 6px; padding-left: 26px; font-size: 0.95rem; line-height: 1.5; color: var(--on-ink-2); }
.stations li.is-active { border-left-color: var(--signal); background: linear-gradient(90deg, rgba(255, 91, 31, 0.09), rgba(255, 91, 31, 0) 75%); }
.stations li.is-active h3 span { color: var(--signal); }
.note { margin-top: 36px; font: 400 12px/1.5 var(--f-mono); color: var(--on-ink-2); }

/* ---------- 05 Progress ---------- */
.progress { padding-block: clamp(96px, 12vw, 168px); background: var(--ink-2); border-top: 1px solid var(--line-ink); }
.progress h2 { margin-top: 30px; max-width: 15ch; }
.lanes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(40px, 5vw, 64px); border-top: 1px solid var(--line-ink); }
.lane { padding: 26px 28px 0 0; }
.lane + .lane { padding-left: 28px; border-left: 1px solid var(--line-ink); }
.lane header { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.lane h3 { font: 500 12px/1 var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase; }
.lane > p { font-size: 1rem; color: var(--on-ink-2); }
.state { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.state-done { background: var(--pass); }
.state-lab { background: var(--signal); animation: pulse 2s infinite; }
.state-next { border: 1.5px solid var(--on-ink-2); }
.facts { list-style: none; margin: 24px 0 0; padding: 0; }
.facts li { padding: 13px 0 14px; border-top: 1px solid var(--line-ink); font-size: 0.93rem; line-height: 1.45; color: var(--on-ink-2); }
.facts b { display: block; margin-bottom: 3px; font: 660 1.12rem/1.2 var(--f-sans); font-stretch: 82%; color: var(--on-ink); }

/* ---------- 06 Team ---------- */
.team { padding-block: clamp(96px, 12vw, 168px); }
.team-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) minmax(0, 1fr); gap: 36px clamp(24px, 4vw, 64px); margin-top: 30px; align-items: start; }
.team-grid h2 { max-width: 10ch; }
.person { border-top: 2px solid var(--on-paper); padding-top: 18px; }
.person-role { font: 500 11px/1 var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--signal); }
.person h3 { margin: 10px 0 12px; font-size: clamp(1.5rem, 2.2vw, 1.9rem); font-stretch: 80%; font-weight: 700; }
.person p { color: var(--on-paper-2); font-size: 0.98rem; }
.team-foot { margin-top: clamp(40px, 5vw, 64px); font: 400 12px/1.5 var(--f-mono); letter-spacing: 0.06em; color: var(--on-paper-2); }

/* ---------- 07 The name ---------- */
.name { padding-block: clamp(96px, 12vw, 168px); }
.name-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(36px, 6vw, 96px); align-items: center; }
.anagram {
  position: relative; height: 1.5em; margin: 40px 0 8px;
  font: 500 clamp(1.05rem, 2.3vw, 1.7rem)/1.5 var(--f-mono); letter-spacing: 0.3em; color: var(--signal);
  white-space: nowrap;
}
.anagram .ch { position: absolute; top: 0; left: 0; transition: transform 1.25s var(--ease), opacity 0.6s; will-change: transform; }
.motto { font-family: var(--f-serif); font-style: italic; font-weight: 500; font-stretch: normal; font-size: clamp(3.1rem, 7.2vw, 6.6rem); line-height: 1; letter-spacing: -0.012em; margin-bottom: 28px; }
.name p { max-width: 46ch; margin-bottom: 1em; color: var(--on-ink-2); font-size: 1.06rem; }
.name p i { font-family: var(--f-serif); font-size: 1.14em; color: var(--on-ink); }
.spring { margin: 0; justify-self: center; width: min(100%, 360px); }
.spring svg { width: 100%; height: auto; overflow: visible; touch-action: none; cursor: grab; user-select: none; }
.spring svg.is-dragging { cursor: grabbing; }
.spring-ceiling { fill: none; stroke: var(--on-ink); stroke-width: 2; }
.spring-hatch { fill: none; stroke: var(--on-ink-2); stroke-width: 1; opacity: 0.55; }
.spring-coil { fill: none; stroke: var(--on-ink); stroke-width: 1.8; stroke-linejoin: round; stroke-linecap: round; }
.spring-mass { fill: var(--signal); }
.spring-label { font: 500 11px var(--f-mono); fill: var(--ink); text-anchor: middle; dominant-baseline: central; }
.spring-rest { fill: none; stroke: var(--on-ink-2); stroke-dasharray: 3 5; }
.spring-tick { font: 400 10px var(--f-mono); fill: var(--on-ink-2); letter-spacing: 0.08em; text-transform: uppercase; }
.spring-ruler { fill: none; stroke: var(--on-ink-2); stroke-width: 1; opacity: 0.7; }
.spring-pointer { fill: var(--signal); }
.spring-readout { display: flex; justify-content: space-between; gap: 10px; margin-top: 10px; padding-top: 12px; border-top: 1px solid var(--line-ink); font: 400 12px/1 var(--f-mono); color: var(--on-ink-2); }
.spring-readout b { color: var(--on-ink); font-weight: 500; font-variant-numeric: tabular-nums; }
.spring figcaption { margin-top: 10px; text-align: center; font: 400 11px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-ink-2); }

/* ---------- Call to action ---------- */
.cta { background: var(--signal); color: var(--ink); padding-block: clamp(84px, 11vw, 150px); }
.cta h2 { font-size: clamp(2.7rem, 6.4vw, 6rem); max-width: 13ch; }
.cta p { max-width: 46ch; margin-top: 24px; font-size: 1.15rem; }
.cta .btn-signal { background: var(--ink); color: var(--on-ink); }
.cta .btn-signal:hover { background: #222522; }
.cta .btn-ghost { color: var(--ink); border-color: rgba(11, 12, 11, 0.45); text-transform: none; letter-spacing: 0.02em; }
.cta .btn-ghost:hover { border-color: var(--ink); }
.cta-inner { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 48px clamp(32px, 5vw, 80px); align-items: center; }
.cta-art { width: 100%; max-width: 500px; justify-self: end; overflow: visible; }
.cta-art .art-ink { fill: var(--signal); stroke: var(--ink); stroke-width: 1.8; stroke-linejoin: round; }
.cta-art .art-thin { fill: none; stroke: var(--ink); stroke-width: 1.2; }
.cta-art .art-prop { fill: none; stroke: var(--ink); stroke-width: 1.2; stroke-dasharray: 5 7; opacity: 0.5; }
.cta-art .art-dot, .cta-art .art-tag { fill: var(--ink); }
.cta-art .art-label { font: 500 15px var(--f-mono); letter-spacing: 0.06em; fill: var(--ink); }
.cta-art .art-tag-text { font: 500 15px var(--f-mono); letter-spacing: 0.06em; fill: var(--signal); }
.js .cta-art .draw { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1.8s var(--ease) 0.35s; }
.js .cta-art.is-in .draw { stroke-dashoffset: 0; }

/* ---------- Footer, as a drawing's title block ---------- */
.foot { padding-block: 36px 44px; border-top: 1px solid var(--line-ink); }
.foot-grid { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 28px; }
.foot-brand { display: grid; gap: 8px; font-size: 0.9rem; color: var(--on-ink-2); }
.foot-brand .brand-word { color: var(--on-ink); }
.titleblock { display: grid; grid-template-columns: repeat(4, auto); margin: 0; border: 1px solid var(--line-ink); }
.titleblock > div { padding: 9px 16px 10px; }
.titleblock > div + div { border-left: 1px solid var(--line-ink); }
.titleblock dt { font: 400 9.5px/1 var(--f-mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-ink-2); }
.titleblock dd { margin: 6px 0 0; font: 400 12px/1.2 var(--f-mono); color: var(--on-ink); white-space: nowrap; }
.titleblock dd i { font-family: var(--f-serif); font-size: 1.2em; }

/* ---------- 404 ---------- */
.lost { min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding-block: 96px; }
.lost h1 { max-width: 13ch; font-size: clamp(2.6rem, 6vw, 5.6rem); }

/* ---------- Narrower screens ---------- */
@media (max-width: 1140px) {
  .fail-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .team-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-grid h2 { grid-column: 1 / -1; max-width: 14ch; }
}
@media (max-width: 920px) {
  .nav-links { display: none; }
  .hero { justify-content: flex-start; padding-top: 64px; }
  .hero::before { display: none; }
  .hero-canvas { position: relative; inset: auto; z-index: 0; order: 0; height: 60svh; min-height: 360px; }
  .hero-inner { order: 1; padding-top: 6px; padding-bottom: 8px; }
  .hud { order: 2; grid-template-columns: 1fr; }
  .hud-side { align-items: flex-start; max-width: none; }
  .hud-note { text-align: left; }
  .today-head, .failures-head, .loop-head, .why-grid, .loop-grid, .name-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .stats > div:nth-child(n + 3) { margin-top: 8px; border-top: 1px solid var(--line-ink); }
  .lanes { grid-template-columns: 1fr; }
  .lane, .lane + .lane { padding: 26px 0 10px; border-left: 0; }
  .lane + .lane { border-top: 1px solid var(--line-ink); }
  .dial { max-width: 520px; }
  .cta-inner { grid-template-columns: 1fr; }
  .cta-art { justify-self: start; max-width: 420px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav { gap: 12px; }
  .nav-cta { padding: 0 12px; }
  .brand-word { font-size: 12px; letter-spacing: 0.12em; }
  .hud-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 14px; }
  .hud-grid > div:nth-child(4) { padding-left: 0; border-left: 0; }
  .fail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fail-grid li { min-height: 0; padding: 14px 14px 20px; }
  .fail-grid p { font-size: 0.88rem; }
  .team-grid { grid-template-columns: 1fr; }
  .board { position: static; inset: auto; margin-top: 10px; }
  .dial { aspect-ratio: auto; }
  .dial-svg { aspect-ratio: 1; height: auto; }
  .dial-node text { font-size: 21px; }
  .dial-center { display: inline; }
  .dial-io-label { font-size: 19px; transform: translateY(-8px); }
  .dial-node .glyph { font-size: 22px; }
  .titleblock { grid-template-columns: repeat(2, auto); }
  .titleblock > div:nth-child(3) { border-left: 0; }
  .titleblock > div:nth-child(n + 3) { border-top: 1px solid var(--line-ink); }
  .scope { padding: 14px; }
  .seg { flex-wrap: wrap; row-gap: 8px; }
}
@media (max-width: 400px) {
  .fail-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stats > div, .stats > div + div { padding-left: 0; border-left: 0; }
  .stats > div + div { margin-top: 8px; border-top: 1px solid var(--line-ink); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  .js .label .rule { transform: none; transition: none; }
  .js .fig .draw { stroke-dasharray: none; transition: none; }
  .js .cta-art .draw { stroke-dasharray: none; transition: none; }
  .dot, .state-lab { animation: none; }
  .anagram .ch { transition: none; }
}