@charset "utf-8";

/* ══ tokens ══════════════════════════════════════════════════════════════
   Brass and patina on warm dark. Amber is the video channel, verdigris is
   the audio channel: colour carries meaning here, it is not decoration.
   ═══════════════════════════════════════════════════════════════════════ */
:root {
  --void:    #0b0906;
  --ink:     #100c08;
  --shelf:   #16110c;
  --raise:   #1d1710;
  --rule:    #2a2118;
  --rule-2:  #3b2e21;

  --bone:    #f7f0e4;
  --dust:    #b5a28a;
  --faint:   #94806c;   /* 5.2:1 on --void; the floor for body-size text */

  --amber:   #ffaa2b;
  --amber-d: #c9821a;
  --ember:   #ff7a3d;
  --patina:  #63c9b4;

  --display: 'Syne', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --text:    'Newsreader', ui-serif, Georgia, 'Times New Roman', serif;
  --mono:    'Martian Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --measure: 62ch;
  --gutter:  clamp(1.25rem, 5vw, 5rem);
  --max:     1240px;

  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--void);
  color: var(--dust);
  font-family: var(--text);
  font-size: clamp(1.0625rem, .55vw + .92rem, 1.1875rem);
  font-weight: 300;
  line-height: 1.68;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* A film of noise over the whole page. The subject is denoising; the ground
   ought to remember where it started. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .045;
  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='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

main, .masthead, .foot { position: relative; z-index: 1; }

img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }

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

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

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 99;
  padding: .75rem 1.25rem;
  background: var(--amber);
  color: var(--void);
  font-family: var(--mono);
  font-size: .75rem;
}
.skip:focus { left: 1rem; top: 1rem; }

::selection { background: var(--amber); color: var(--void); }

/* ══ primitives ═════════════════════════════════════════════════════════ */
.eyebrow {
  margin: 0 0 1.5rem;
  font-family: var(--mono);
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
}

.h2 {
  margin: 0 0 1.5rem;
  max-width: 20ch;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.85rem, 3.4vw, 3.1rem);
  line-height: 1.02;
  letter-spacing: -.035em;
  color: var(--bone);
}

.h3 {
  margin: 0 0 1rem;
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bone);
}

.prose { margin: 0 0 2rem; max-width: var(--measure); }
.prose--wide { max-width: 60ch; font-size: 1.05em; }

.footnote {
  margin: 2.25rem 0 0;
  max-width: 68ch;
  font-size: .95rem;
  line-height: 1.72;
  color: var(--faint);
}

/* inline code */
.ic {
  font-family: var(--mono);
  font-size: .82em;
  font-weight: 400;
  color: var(--amber);
  white-space: nowrap;
}

/* Martian Mono is drawn wide, and its hyphen fills most of its advance width.
   Tightening it with negative tracking fuses `--` into one long dash, which is
   wrong in a command line. Condense it on its own width axis instead and leave
   the tracking alone, so `--prerelease` still reads as two characters. */
.ic,
.code__b,
.cta__cmd code,
.dep__num code,
.omit__t,
.brand__name,
.readout__v,
.spec__l dd,
.res__v,
.preset {
  font-stretch: 78%;
  letter-spacing: 0;
  font-variant-ligatures: none;
}

.section {
  max-width: var(--max);
  margin-inline: auto;
  padding: clamp(4.5rem, 9vw, 8.5rem) var(--gutter);
  border-top: 1px solid var(--rule);
}

/* ══ masthead ═══════════════════════════════════════════════════════════ */
.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--void) 86%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--rule);
}

.masthead__in {
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: var(--max);
  margin-inline: auto;
  padding: .85rem var(--gutter);
}

.brand { display: inline-flex; align-items: center; gap: .6rem; }

/* The page is served under the workshop's own domain, so the masthead states
   that hierarchy rather than pretending this is a standalone site. */
.crumb {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  min-width: 0;
}
.crumb__up,
.crumb__sep {
  font-family: var(--mono);
  font-size: .8125rem;
  color: var(--faint);
  white-space: nowrap;
}
.crumb__up { transition: color .2s var(--ease); }
.crumb__up:hover { color: var(--amber); }

.brand__mark {
  width: 11px;
  height: 11px;
  flex: none;
  background: var(--amber);
  box-shadow: 0 0 0 1px var(--amber-d), 0 0 18px -2px var(--amber);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.brand__name {
  font-family: var(--mono);
  font-size: .875rem;
  font-weight: 500;
  color: var(--bone);
}

.chip {
  padding: .3rem .6rem;
  border: 1px solid var(--rule-2);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .625rem;
  font-weight: 400;
  letter-spacing: .04em;
  color: var(--faint);
  white-space: nowrap;
}
.chip--pre { color: var(--amber-d); border-color: color-mix(in srgb, var(--amber) 30%, transparent); }

.masthead__nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-left: auto;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: -.01em;
}
.masthead__nav a { color: var(--dust); transition: color .2s var(--ease); }
.masthead__nav a:hover { color: var(--amber); }
.masthead__out { color: var(--bone) !important; }
.masthead__out:hover { color: var(--amber) !important; }

/* ══ hero ═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  max-width: var(--max);
  margin-inline: auto;
  padding: clamp(3.5rem, 8vw, 7rem) var(--gutter) clamp(4rem, 8vw, 7rem);
}

/* a low brass wash behind the headline */
.hero::before {
  content: "";
  position: absolute;
  top: -12%;
  left: 50%;
  /* 130% here overflowed the viewport at every width. The gradient is already
     transparent well before its own edge, so capping at 100% costs nothing. */
  width: min(1100px, 100%);
  aspect-ratio: 2 / 1;
  transform: translateX(-50%);
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 40%,
    color-mix(in srgb, var(--amber) 12%, transparent) 0%,
    transparent 62%);
}

.hero > * { position: relative; }

.hero__title {
  margin: 0 0 2rem;
  font-family: var(--display);
  font-weight: 800;
  /* "MiniMax-H3" is set with a non-breaking hyphen, so it can never wrap and it
     alone decides the minimum width of the page. Syne ExtraBold runs about
     .93em per character, so the ceiling has to keep 10 characters inside the
     measure at every width. */
  font-size: clamp(1.8rem, 8.6vw, 7rem);
  line-height: .9;
  letter-spacing: -.055em;
  color: var(--bone);
}
.hero__l1, .hero__l2 { display: block; }
.hero__l2 { color: var(--amber); }

.lede {
  margin: 0 0 clamp(3rem, 6vw, 4.5rem);
  max-width: 46ch;
  font-size: clamp(1.2rem, 1.5vw, 1.5rem);
  font-weight: 200;
  line-height: 1.5;
  color: var(--dust);
}
.lede::first-line { color: var(--bone); }

/* ══ instrument — the signature ═════════════════════════════════════════ */
.instrument {
  margin: 0 0 clamp(2.5rem, 5vw, 3.5rem);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  background: linear-gradient(180deg, var(--shelf), var(--ink));
  border: 1px solid var(--rule);
  border-radius: 3px;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--bone) 5%, transparent) inset,
              0 40px 80px -50px #000;
}

.instrument__cap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem 1rem;
  margin-bottom: 1.5rem;
}
.instrument__title {
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--bone);
}
.instrument__sub {
  font-size: .95rem;
  line-height: 1.55;
  color: var(--faint);
}

/* legend */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.5rem;
  margin: 0 0 .85rem;
  padding: 0;
  list-style: none;
}
.legend__i {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .02em;
}
.legend__sw { width: 9px; height: 9px; flex: none; border-radius: 1px; background: var(--c); }
.legend__k { color: var(--faint); text-transform: uppercase; letter-spacing: .1em; }
.legend__v { color: var(--bone); font-variant-numeric: tabular-nums; }

.legend__i--text  { --c: #6f6152; }
.legend__i--cond  { --c: var(--ember); }
.legend__i--audio { --c: var(--patina); }
.legend__i--video { --c: var(--amber); }

/* the band */
.band { position: relative; }
.band__svg {
  width: 100%;
  height: clamp(74px, 11vw, 132px);
  background: #0a0704;
  border: 1px solid var(--rule);
  border-radius: 2px;
}
.band__ticks {
  position: relative;
  height: 14px;
  margin-top: 3px;
}
.band__tick {
  position: absolute;
  top: 0;
  width: 1px;
  height: 6px;
  background: var(--rule-2);
}

/* sigma curves */
.curves { margin-top: 1.25rem; }
.curves__svg { width: 100%; height: clamp(120px, 16vw, 190px); overflow: visible; }

.cv-grid  { stroke: var(--rule); stroke-width: 1; }
.cv-axis  { stroke: var(--rule-2); stroke-width: 1; }
.cv-label { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; fill: var(--faint); }
.cv-vid   { fill: none; stroke: var(--amber);  stroke-width: 2; stroke-linecap: round; }
.cv-aud   { fill: none; stroke: var(--patina); stroke-width: 2; stroke-linecap: round; }
.cv-vid-a { fill: color-mix(in srgb, var(--amber) 9%, transparent); stroke: none; }
.cv-aud-a { fill: color-mix(in srgb, var(--patina) 9%, transparent); stroke: none; }
.cv-dot-v { fill: var(--amber);  stroke: var(--void); stroke-width: 2; }
.cv-dot-a { fill: var(--patina); stroke: var(--void); stroke-width: 2; }
.cv-scan  { stroke: color-mix(in srgb, var(--bone) 22%, transparent); stroke-width: 1; stroke-dasharray: 2 4; }
.cv-tag   { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.cv-tag--v { fill: var(--amber); }
.cv-tag--a { fill: var(--patina); }

/* readout */
.readout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(122px, 1fr));
  gap: 1px;
  margin-top: 1.25rem;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 2px;
  overflow: hidden;
}
.readout__i {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: .8rem .9rem;
  background: var(--ink);
}
.readout__k {
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}
.readout__v {
  font-family: var(--mono);
  font-size: .9375rem;
  font-weight: 500;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}
.readout__v--vid { color: var(--amber); }
.readout__v--aud { color: var(--patina); }

/* presets */
.presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-top: 1.25rem;
}
.presets__k {
  margin-right: .25rem;
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}
.preset {
  padding: .45rem .75rem;
  background: transparent;
  border: 1px solid var(--rule-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: .6875rem;
  color: var(--dust);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.preset:hover { color: var(--bone); border-color: var(--faint); }
.preset.is-on {
  color: var(--void);
  background: var(--amber);
  border-color: var(--amber);
}

.instrument__note {
  margin: 1.5rem 0 0;
  max-width: 76ch;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--faint);
}

/* ══ cta ════════════════════════════════════════════════════════════════ */
.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: .75rem;
}

.cta__cmd {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .8rem .8rem .8rem 1.1rem;
  background: var(--ink);
  border: 1px solid var(--rule-2);
  border-radius: 2px;
}
.cta__cmd code {
  min-width: 0;               /* a flex item will not wrap below min-content without this */
  max-width: 100%;
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: clamp(.6875rem, 1.4vw, .8125rem);
  color: var(--bone);
}

.copy {
  flex: none;
  padding: .35rem .6rem;
  background: transparent;
  border: 1px solid var(--rule-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--faint);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.copy:hover { color: var(--amber); border-color: var(--amber-d); }
.copy.is-done { color: var(--patina); border-color: var(--patina); }

.btn {
  display: inline-flex;
  align-items: center;
  padding: .8rem 1.4rem;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .02em;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.btn--ghost { border: 1px solid var(--rule-2); color: var(--dust); }
.btn--ghost:hover { color: var(--bone); border-color: var(--faint); background: var(--ink); }

/* ══ dependency surface ═════════════════════════════════════════════════ */
.dep {
  display: grid;
  grid-template-columns: minmax(0, 22rem) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.dep__num { margin: 0 0 .75rem; }
.dep__num code {
  font-family: var(--mono);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 600;
  color: var(--amber);
}
.dep__cap {
  margin: 0;
  max-width: 24ch;
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--bone);
}

.omit { margin: 0; }
.omit__i {
  display: grid;
  grid-template-columns: minmax(0, 11rem) minmax(0, 1fr);
  gap: .5rem 1.5rem;
  padding: .95rem 0;
  border-top: 1px solid var(--rule);
}
.omit__t {
  font-family: var(--mono);
  font-size: .8125rem;
  font-weight: 400;
  color: var(--faint);
  text-decoration: line-through;
  text-decoration-color: var(--ember);
  text-decoration-thickness: 1px;
}
.omit__d {
  margin: 0;
  font-size: .98rem;
  line-height: 1.6;
  color: var(--dust);
}

/* ══ residency ══════════════════════════════════════════════════════════ */
.peak {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem clamp(1.5rem, 4vw, 3rem);
  margin: 2.5rem 0 3rem;
}
.peak__i { display: flex; flex-wrap: wrap; align-items: baseline; gap: .35rem; }
.peak__n {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.75rem);
  line-height: .85;
  letter-spacing: -.05em;
}
.peak__u {
  font-family: var(--mono);
  font-size: .875rem;
  letter-spacing: -.02em;
}
.peak__k {
  flex-basis: 100%;
  margin-top: .5rem;
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--faint);
}
.peak__i--on .peak__n, .peak__i--on .peak__u { color: var(--amber); }
.peak__i--off .peak__n, .peak__i--off .peak__u { color: var(--faint); }
.peak__vs {
  align-self: center;
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--faint);
}

.res { border-top: 1px solid var(--rule); }

.res__head,
.res__row {
  display: grid;
  grid-template-columns: minmax(0, 15rem) minmax(0, 1fr) 4.5rem;
  gap: 1rem clamp(1rem, 2.5vw, 2rem);
  align-items: center;
  padding: .9rem 0;
}
.res__head {
  padding: .7rem 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}
.res__budget { text-align: right; }
.res__row + .res__row { border-top: 1px solid var(--rule); }

.res__k { font-size: .98rem; color: var(--bone); }
.res__em {
  display: block;
  font-family: var(--mono);
  font-size: .625rem;
  font-style: normal;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--faint);
}

.res__bar {
  position: relative;
  display: block;
  height: 12px;
  background: repeating-linear-gradient(90deg, var(--rule) 0 1px, transparent 1px 24px);
  border-left: 1px solid var(--rule-2);
}
.res__fill,
.res__ghost {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: var(--pct);
  display: block;
}
.res__fill {
  background: linear-gradient(90deg, var(--amber-d), var(--amber));
  box-shadow: 0 0 22px -6px var(--amber);
}
.res__ghost {
  background: repeating-linear-gradient(135deg,
    color-mix(in srgb, var(--amber) 22%, transparent) 0 2px,
    transparent 2px 6px);
}

.res__v {
  font-family: var(--mono);
  font-size: .8125rem;
  text-align: right;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}

/* ══ scope ══════════════════════════════════════════════════════════════ */
.scope {
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}
.scope__i {
  display: grid;
  grid-template-columns: 6rem minmax(0, 17rem) minmax(0, 1fr);
  gap: .35rem clamp(1rem, 2.5vw, 2rem);
  align-items: baseline;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--rule);
}
.scope__s {
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.scope__k { font-size: 1.02rem; color: var(--bone); }
.scope__d { font-size: .96rem; line-height: 1.6; color: var(--faint); }

.scope__i.is-on  .scope__s { color: var(--amber); }
.scope__i.is-off .scope__s { color: var(--rule-2); }
.scope__i.is-off .scope__k { color: var(--faint); }

/* ══ run ════════════════════════════════════════════════════════════════ */
.codes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
  gap: 1rem;
  margin: 2.5rem 0 0;
}

.code {
  margin: 0;
  background: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 3px;
  overflow: hidden;
}
.code__cap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .65rem .85rem;
  background: var(--shelf);
  border-bottom: 1px solid var(--rule);
}
.code__t {
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dust);
}
.code__b {
  margin: 0;
  padding: 1.1rem .95rem 1.25rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--bone);
  tab-size: 2;
}
.c-c { color: var(--faint); }
.c-f { color: var(--amber); }
.c-s { color: var(--patina); }
.c-b { color: var(--ember); }
.c-o { color: var(--faint); }

.reqs { margin-top: clamp(2.5rem, 5vw, 3.5rem); }
.reqs__l {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 68ch;
}
.reqs__l li {
  position: relative;
  padding: .55rem 0 .55rem 1.6rem;
  border-top: 1px solid var(--rule);
  font-size: .98rem;
  line-height: 1.6;
}
.reqs__l li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15rem;
  width: 6px;
  height: 6px;
  background: var(--amber);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* ══ spec ═══════════════════════════════════════════════════════════════ */
.spec {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: 1px;
  margin-top: 2.5rem;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 3px;
  overflow: hidden;
}
.spec__g { padding: 1.5rem 1.35rem; background: var(--ink); }
.spec__h { margin: 0 0 1.1rem; font-family: var(--mono); font-size: .625rem; font-weight: 500;
           letter-spacing: .16em; text-transform: uppercase; color: var(--amber); }
.spec__l { margin: 0; }
.spec__l > div {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding: .5rem 0;
  border-top: 1px solid color-mix(in srgb, var(--rule) 65%, transparent);
}
.spec__l > div:first-child { border-top: 0; }
.spec__l dt {
  flex: none;
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--faint);
}
.spec__l dd {
  margin: 0 0 0 auto;
  font-family: var(--mono);
  font-size: .75rem;
  text-align: right;
  color: var(--bone);
}

/* ══ ecosystem ══════════════════════════════════════════════════════════ */
/* Hairlines come from each card's own outline rather than a container
   background showing through the gaps, so a part-filled last row leaves no
   empty box behind. The card count can then change freely. */
.eco {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 1px;
  margin-top: 2.5rem;
}
.eco__i {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  padding: 1.5rem 1.35rem 1.65rem;
  background: var(--ink);
  box-shadow: 0 0 0 1px var(--rule);
  transition: background-color .25s var(--ease);
}
.eco__i:hover { background: var(--shelf); }
/* the parent relationship, marked once and quietly */
.eco__i--lead .eco__k { color: var(--amber); }
.eco__k {
  font-family: var(--mono);
  font-size: .625rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--faint);
}
.eco__n {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -.03em;
  color: var(--bone);
  transition: color .25s var(--ease);
}
.eco__i:hover .eco__n { color: var(--amber); }
.eco__d { font-size: .92rem; line-height: 1.55; color: var(--faint); }

/* ══ footer ═════════════════════════════════════════════════════════════ */
.foot { border-top: 1px solid var(--rule); background: var(--ink); }
.foot__in {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 1.25rem clamp(2rem, 5vw, 4rem);
  max-width: var(--max);
  margin-inline: auto;
  padding: clamp(2.5rem, 5vw, 4rem) var(--gutter);
}
.foot__brand { display: flex; align-items: center; gap: .6rem; }
.foot__ver { font-family: var(--mono); font-size: .625rem; color: var(--faint); }
.foot__note {
  grid-column: 2;
  margin: 0;
  max-width: 60ch;
  font-size: .92rem;
  line-height: 1.65;
  color: var(--faint);
}
.foot__link {
  color: var(--dust);
  text-decoration: underline;
  text-decoration-color: var(--rule-2);
  text-underline-offset: .2em;
  transition: color .2s var(--ease), text-decoration-color .2s var(--ease);
}
.foot__link:hover { color: var(--amber); text-decoration-color: var(--amber-d); }
.foot__nav {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-family: var(--mono);
  font-size: .6875rem;
  letter-spacing: .04em;
}
.foot__nav a { color: var(--dust); transition: color .2s var(--ease); }
.foot__nav a:hover { color: var(--amber); }

/* ══ responsive ═════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .dep { grid-template-columns: 1fr; }
  .omit__i { grid-template-columns: 1fr; gap: .25rem; }
  /* Stack the comparison instead of letting it wrap, which strands "not"
     alongside the first figure rather than between the two. */
  .peak { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
  .peak__vs { align-self: flex-start; }

  /* Keep the phase and its figure on one line, and give the bar its own. */
  .res__head, .res__row { grid-template-columns: minmax(0, 1fr) auto; row-gap: .6rem; }
  .res__head .res__scale { display: none; }
  .res__k { grid-column: 1; grid-row: 1; }
  .res__v { grid-column: 2; grid-row: 1; }
  .res__bar { grid-column: 1 / -1; grid-row: 2; }
  .scope__i { grid-template-columns: 5.5rem minmax(0, 1fr); }
  .scope__d { grid-column: 2; }
}

@media (max-width: 720px) {
  .masthead__nav { gap: 1rem; }
  .masthead__nav a:not(.masthead__out) { display: none; }
  .chip--pre { display: none; }
  .lede { max-width: none; }
  .cta { flex-direction: column; align-items: stretch; }
  .cta__cmd { justify-content: space-between; }
  .btn { justify-content: center; }
  .foot__in { grid-template-columns: 1fr; }
  .foot__note, .foot__nav { grid-column: 1; }
}

@media (max-width: 520px) {
  .scope__i { grid-template-columns: 1fr; gap: .3rem; }
  .scope__d { grid-column: 1; }
  /* stretch, not flex-start: a flex-start item sizes to max-content in the
     cross axis, which stops the command from wrapping and overflows the page. */
  .cta__cmd { flex-direction: column; align-items: stretch; gap: .75rem; }
  .cta__cmd .copy { align-self: flex-start; }
}

/* ══ motion ═════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}