/* ============================================================
   HARD COPY — PRESS 04
   Dark instrument panel. Ink, paper, deadline.
   ============================================================ */

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

:root {
  --void: #050505;
  --panel: #090909;
  --line: rgba(255, 255, 255, 0.14);
  --line-soft: rgba(255, 255, 255, 0.075);

  --text: #e6e6e2;
  --dim: #8b8b85;

  --accent: #ff3d0a;
  --on-accent: #0a0603;

  /* the printed stock colours used by the poster artwork */
  --paper: #ece7db;
  --ink: #100f0d;

  --sans: 'Archivo', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --pad: clamp(16px, 3.4vw, 46px);
  --hud: 68px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--hud) + 18px);
  scrollbar-color: #2b2b28 #0a0a0a;
  scrollbar-width: thin;
}

body {
  margin: 0;
  background: var(--void);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--on-accent); }
a { color: inherit; }
:focus-visible { outline: 1px solid var(--accent); outline-offset: 4px; }

.skip {
  position: fixed;
  left: 14px;
  top: -90px;
  z-index: 120;
  padding: 10px 16px;
  background: var(--accent);
  color: var(--on-accent);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: top 0.2s;
}
.skip:focus { top: 12px; }

/* ---------- field + grain ---------- */
.dots {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28'%3E%3Ccircle cx='1' cy='1' r='1' fill='%23ffffff' fill-opacity='.15'/%3E%3C/svg%3E");
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: overlay;
  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' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

main, footer { position: relative; z-index: 1; }

/* ---------- HUD ---------- */
.hud {
  position: fixed;
  inset: 0 0 auto;
  z-index: 70;
  height: var(--hud);
  display: grid;
  grid-template-columns: auto auto 1fr auto auto;
  align-items: center;
  gap: clamp(10px, 2vw, 30px);
  padding: 0 var(--pad);
  background: var(--void);
  border-bottom: 1px solid var(--line-soft);
}

.mark {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  font-weight: 700;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.mark-glyph { width: 15px; height: 15px; color: var(--accent); flex: none; }
.mark sup { font-family: var(--mono); font-size: 6.5px; opacity: 0.5; margin-left: 1px; }

.hud-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}

.live {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  flex: none;
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.hud-nav { display: flex; gap: clamp(10px, 1.7vw, 24px); justify-self: center; }
.hud-nav a {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--dim);
  transition: color 0.2s;
}
.hud-nav a:hover { color: var(--text); }

.meter { display: flex; gap: 3px; height: 13px; align-items: stretch; justify-self: end; }
.meter i {
  display: block;
  width: 2px;
  background: var(--line);
  transition: background 0.35s ease, opacity 0.35s ease;
}
.meter i.on { background: var(--accent); }

.hud-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.hud-cta:hover { background: var(--accent); color: var(--on-accent); }

.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; }
.progress i { display: block; width: 0; height: 100%; background: var(--accent); }

/* ---------- shared ---------- */
.kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}
.accent { color: var(--accent); }

.sec-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(26px, 4.5vw, 54px);
}
.sec-index, .sec-meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.sec-title {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.6rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--text);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding: calc(var(--hud) + 26px) var(--pad) 0;
}

.hero-osd {
  position: absolute;
  left: var(--pad);
  top: calc(var(--hud) + 24px);
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}
.hero-osd p { margin: 0; }
.hero-osd .anno { color: rgba(255, 255, 255, 0.3); }
.hero-osd .osd-noise { color: color-mix(in srgb, var(--accent) 55%, var(--dim)); margin-top: 6px; }

.hero-status {
  position: absolute;
  right: var(--pad);
  top: calc(var(--hud) + 24px);
  text-align: right;
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
}
.hero-status p { margin: 0; }
.hero-status b { font-weight: 400; }
.hero-status .live { display: inline-block; margin-right: 6px; }

.hero-grid {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: center;
  gap: clamp(22px, 4vw, 60px);
  padding: clamp(56px, 9vh, 96px) 0 clamp(24px, 4vh, 40px);
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 6.4vw, 5.6rem);
  font-weight: 500;
  line-height: 0.93;
  letter-spacing: -0.048em;
  color: #f2f2ef;
}
.hero .kicker { margin-bottom: clamp(16px, 2vw, 24px); }

.lede {
  max-width: 33ch;
  margin: clamp(16px, 2vw, 24px) 0 0;
  color: #a9a9a3;
  font-size: 15px;
  line-height: 1.6;
}

.micro {
  margin: clamp(24px, 3vw, 36px) 0 0;
  max-width: 380px;
  border-top: 1px solid var(--line-soft);
}
.micro > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid var(--line-soft);
}
.micro dt, .micro dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.micro dt { color: var(--dim); }
.micro dd { color: var(--text); }

/* instrument */
.instrument { display: flex; flex-direction: column; align-items: center; gap: clamp(10px, 1.6vw, 18px); }

.ring {
  position: relative;
  width: min(50vw, 600px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.gauge { position: absolute; inset: 0; width: 100%; height: 100%; }
.g-ring { fill: none; stroke: var(--line-soft); stroke-width: 1; }
.g-arc {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.6;
  stroke-dasharray: 320 1465;
  transform-box: fill-box;
  transform-origin: center;
  transform: rotate(-90deg);
  transition: stroke 0.4s ease;
}
.g-core { fill: var(--accent); transition: fill 0.4s ease; }
.g-sweep {
  transform-box: fill-box;
  transform-origin: center;
  animation: sweep 22s linear infinite;
}
.g-sweep line { stroke: var(--accent); stroke-width: 1.3; opacity: 0.5; }
.g-sweep circle { fill: var(--accent); opacity: 0.7; }
@keyframes sweep { to { transform: rotate(360deg); } }

.readout-num {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(4.6rem, 12vw, 10.5rem);
  font-weight: 500;
  letter-spacing: -0.07em;
  line-height: 0.8;
  color: rgba(255, 255, 255, 0.17);
  font-variant-numeric: tabular-nums;
  transform: translateY(-4%);
}

.readout-unit {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 13%;
  transform: translateX(-50%);
  margin: 0;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--dim);
}

.blob {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  width: 29%;
  height: auto;
  color: var(--accent);
  translate: -50% -50%;
  transform-origin: center;
  animation: blobSpin 48s linear infinite;
  filter: drop-shadow(0 0 22px currentColor);
  opacity: 0.96;
}
@keyframes blobSpin { to { transform: rotate(360deg); } }

.ring-caption {
  display: flex;
  gap: clamp(10px, 1.8vw, 22px);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.32);
}
.ring-caption span + span::before {
  content: "";
  display: inline-block;
  width: 2px;
  height: 2px;
  margin-right: clamp(10px, 1.8vw, 22px);
  background: var(--accent);
  vertical-align: middle;
}

.hero-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 0;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.hero-foot p { margin: 0; }
.hero-foot b { font-weight: 400; color: var(--text); }

.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--dim);
  text-decoration: none;
  letter-spacing: 0.2em;
  transition: color 0.2s;
}
.scroll-cue:hover { color: var(--text); }
.scroll-cue i {
  display: block;
  width: 42px;
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.scroll-cue i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateX(-100%);
  animation: slideLine 2.6s ease-in-out infinite;
}
@keyframes slideLine {
  0% { transform: translateX(-100%); }
  60%, 100% { transform: translateX(100%); }
}

/* ---------- voice ---------- */
.spec, .work, .signal {
  position: relative;
  z-index: 1;
  padding: clamp(54px, 8vw, 104px) var(--pad);
  border-top: 1px solid var(--line-soft);
}

/* ---------- specification ---------- */
.statement { margin-bottom: clamp(38px, 6vw, 76px); }
.statement-text {
  max-width: 22ch;
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: clamp(2rem, 5.2vw, 4.4rem);
  font-weight: 500;
  line-height: 0.99;
  letter-spacing: -0.042em;
  color: #f1f1ee;
}
.statement-sub {
  max-width: 40ch;
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  color: var(--dim);
  font-size: 14.5px;
  line-height: 1.65;
}

.stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.stat { padding: 20px clamp(10px, 2vw, 26px) 24px 0; border-right: 1px solid var(--line-soft); }
.stat:last-child { border-right: 0; }
.stat dt {
  margin: 0 0 clamp(12px, 2vw, 22px);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
}
.stat dd { margin: 0; display: flex; align-items: baseline; gap: 7px; flex-wrap: wrap; }
.count {
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: #f2f2ef;
}
.unit {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- work ---------- */
.grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.7vw, 24px);
}
.card-link { display: block; text-decoration: none; color: inherit; }

.stage {
  position: relative;
  aspect-ratio: 1 / 1.06;
  display: grid;
  place-items: center;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  overflow: hidden;
  transition: border-color 0.35s ease, background 0.35s ease;
}
.glow {
  position: absolute;
  width: 58%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(64px);
  opacity: 0.09;
  transition: opacity 0.4s ease;
}
.print {
  position: relative;
  z-index: 1;
  display: block;
  width: 62%;
  height: auto;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.07), 0 24px 54px rgba(0, 0, 0, 0.62);
  transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.5s ease;
}
.card-idx, .card-arrow {
  position: absolute;
  z-index: 2;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  color: var(--dim);
}
.card-idx { top: 10px; left: 12px; }
.card-arrow { top: 7px; right: 12px; font-size: 11px; transition: color 0.3s, transform 0.3s; }

.stage::before, .stage::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  z-index: 2;
  border-color: var(--accent);
  opacity: 0;
  transition: opacity 0.3s;
}
.stage::before { top: 6px; left: 6px; border-top: 1px solid; border-left: 1px solid; }
.stage::after { bottom: 6px; right: 6px; border-bottom: 1px solid; border-right: 1px solid; }

.card:hover .stage, .card:focus-within .stage { border-color: var(--accent); background: #0c0a09; }
.card:hover .stage::before, .card:hover .stage::after,
.card:focus-within .stage::before, .card:focus-within .stage::after { opacity: 1; }
.card:hover .glow { opacity: 0.22; }
.card:hover .print { transform: translateY(-8px) rotate(-0.8deg) scale(1.03); box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 34px 64px rgba(0, 0, 0, 0.7); }
.card:hover .card-arrow { color: var(--accent); transform: translate(2px, -2px); }

.card-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 3px 10px;
  padding: 12px 2px 0;
}
.card-meta h3 {
  grid-column: 1;
  margin: 0;
  font-size: clamp(0.98rem, 1.2vw, 1.12rem);
  font-weight: 500;
  letter-spacing: -0.012em;
  line-height: 1.25;
}
.card-meta p {
  grid-column: 1;
  margin: 0;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  line-height: 1.6;
}
.card-year {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  color: var(--dim);
  padding-top: 3px;
}

/* ---------- signal ---------- */
.signal-body {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.4fr);
  gap: clamp(26px, 5vw, 76px);
  align-items: start;
}
.signal-lede {
  margin: 0;
  max-width: 17ch;
  font-size: clamp(1.4rem, 2.9vw, 2.3rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.032em;
  color: #f1f1ee;
}

.channels { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.channel {
  width: 100%;
  display: grid;
  grid-template-columns: 30px 16px minmax(0, 1fr) auto 64px;
  align-items: center;
  gap: clamp(8px, 1.4vw, 18px);
  padding: 15px 6px;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.25s, padding 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.channel:hover { background: rgba(255, 255, 255, 0.035); padding-inline: 14px; }
.channel[aria-pressed="true"] { background: rgba(255, 255, 255, 0.025); }

.ch-num, .ch-hex, .ch-state {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.ch-swatch {
  width: 14px;
  height: 14px;
  display: block;
  background: var(--sw);
  outline: 1px solid rgba(255, 255, 255, 0.22);
  outline-offset: 2px;
  transition: outline-color 0.25s;
}
.ch-name {
  font-size: clamp(1rem, 1.7vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ch-state { justify-self: end; opacity: 0; transition: opacity 0.25s; }
.channel[aria-pressed="true"] .ch-state { opacity: 1; color: var(--accent); }
.channel[aria-pressed="true"] .ch-swatch { outline-color: var(--accent); }
.channel[aria-pressed="true"] .ch-name { color: #fff; }

.signal-specs {
  margin: clamp(22px, 3vw, 34px) 0 0;
  max-width: 300px;
  border-top: 1px solid var(--line-soft);
}
.signal-specs > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line-soft);
}
.signal-specs dt, .signal-specs dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  font-variant-numeric: tabular-nums;
}
.signal-specs dd { color: var(--text); text-align: right; }

.signal-note {
  margin: 16px 0 0;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
}
.signal-note b { font-weight: 400; color: var(--text); }
.signal-note .sep { opacity: 0.4; margin: 0 4px; }

/* ---------- footer ---------- */
.foot {
  position: relative;
  z-index: 1;
  padding: clamp(54px, 7vw, 96px) var(--pad) 22px;
  border-top: 1px solid var(--line-soft);
}
.foot .sec-head { margin-bottom: clamp(26px, 4vw, 46px); }

.foot-main { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.foot-cta {
  margin: 0;
  font-size: clamp(2.7rem, 8.6vw, 7.6rem);
  font-weight: 500;
  line-height: 0.9;
  letter-spacing: -0.052em;
  color: #f2f2ef;
}
.blob-outline {
  width: clamp(80px, 12vw, 170px);
  height: auto;
  flex: none;
  margin-bottom: 12px;
  transform-origin: center;
  animation: blobSpin 64s linear infinite;
}

.foot-mail {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 34px);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
  font-size: clamp(0.95rem, 1.9vw, 1.45rem);
  letter-spacing: -0.015em;
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s;
}
.foot-mail span { font-size: 0.85em; transition: transform 0.25s; }
.foot-mail:hover { color: var(--accent); border-color: var(--accent); }
.foot-mail:hover span { transform: translate(3px, -3px); }

.foot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(16px, 3vw, 40px);
  margin: clamp(38px, 6vw, 68px) 0 clamp(24px, 4vw, 38px);
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
}
.foot-grid b {
  display: block;
  margin-bottom: 8px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.38);
}
.foot-grid a { text-decoration: none; border-bottom: 1px solid transparent; transition: color 0.2s, border-color 0.2s; }
.foot-grid a:hover { color: var(--text); border-color: var(--line); }

.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 20px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
}
.foot-bottom p { margin: 0; }
.foot-bottom a { text-decoration: none; transition: color 0.2s; }
.foot-bottom a:hover { color: var(--accent); }

/* ---------- motion ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.85s ease, transform 0.95s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr); }
  .ring { width: min(48vw, 500px); }
}

@media (max-width: 900px) {
  .hero-osd, .hero-status { display: none; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); padding-top: 34px; gap: 30px; }
  .hero h1 { font-size: clamp(3rem, 9.4vw, 5rem); }
  .lede { max-width: 46ch; }
  .instrument { order: 2; }
  .ring { width: min(82vw, 480px); }
  .readout-num { font-size: clamp(5rem, 24vw, 8rem); }
  .statement-text { max-width: 18ch; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .signal-body { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .signal-lede { max-width: 26ch; }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 30px; }
  .hud { grid-template-columns: auto auto 1fr auto; }
  .meter { display: none; }
}

@media (max-width: 760px) {
  :root { --hud: 60px; }
  .hud { gap: 14px; }
  .hud-meta { display: none; }
  .hud { grid-template-columns: auto 1fr auto; }
  .hud-nav { justify-self: end; }
  .mark { font-size: 10.5px; }
  .hero { padding-top: calc(var(--hud) + 18px); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat { padding-right: 16px; border-bottom: 1px solid var(--line-soft); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-last-child(-n+2) { border-bottom: 0; }
  .sec-head { grid-template-columns: auto 1fr; row-gap: 4px; }
  .sec-meta { grid-column: 2; justify-self: end; }
  .blob-outline { display: none; }
}

@media (max-width: 620px) {
  .hero-grid { padding-top: 22px; gap: 24px; }
  .ring { width: 78vw; }
  .hud-nav { gap: 12px; }
  .hud-nav a { font-size: 8px; letter-spacing: 0.1em; }
  .hud-cta { padding: 7px 10px; font-size: 8px; gap: 5px; }
  .grid { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .stage { aspect-ratio: 1 / 1; }
  .print { width: 58%; }
  .channel {
    grid-template-columns: 24px 14px minmax(0, 1fr) auto;
    gap: 10px;
    padding: 13px 2px;
  }
  .channel:hover { padding-inline: 8px; }
  .ch-state { display: none; }
  .ch-hex { font-size: 7.5px; }
  .ch-name { font-size: 0.98rem; }
  .foot-cta { font-size: clamp(2.4rem, 13vw, 4rem); }
  .hero-foot .coords:first-child { display: none; }
  .hero-foot { justify-content: space-between; }
  .readout-unit { letter-spacing: 0.2em; font-size: 7px; }
}

@media (max-width: 400px) {
  .hud-nav { gap: 9px; }
  .hud-cta { padding: 7px 9px; }
  .ring { width: 88vw; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
  .g-sweep, .blob, .blob-outline { animation: none; }
  .scroll-cue i::after { animation: none; transform: none; opacity: 0.6; }
}