:root {
  color-scheme: dark;
  --ink: #edf4ef;
  --muted: #8f9d96;
  --faint: #66736d;
  --bg: #07100d;
  --bg-soft: #0a1511;
  --panel: rgba(14, 28, 23, 0.86);
  --panel-strong: #10241d;
  --line: rgba(185, 214, 201, 0.13);
  --line-strong: rgba(185, 214, 201, 0.24);
  --mint: #9df4c8;
  --mint-strong: #52e89a;
  --orange: #ff9f5a;
  --orange-soft: #ffbd8d;
  --red: #ff6f64;
  --yellow: #f0d66f;
  --blue: #85c7ff;
  --radius: 18px;
  --mono: "SFMono-Regular", "Roboto Mono", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px),
    var(--bg);
  background-size: 52px 52px;
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background: linear-gradient(180deg, rgba(6, 16, 12, 0.1), #07100d 88%);
  pointer-events: none;
}

.ambient {
  position: fixed;
  z-index: -2;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .12;
  pointer-events: none;
}

.ambient-one { top: -190px; right: 8%; background: var(--mint-strong); }
.ambient-two { top: 580px; left: -240px; background: var(--orange); opacity: .08; }

button, input { font: inherit; }
button { color: inherit; }

.section-shell,
.topbar {
  width: min(1440px, calc(100% - 64px));
  margin-inline: auto;
}

.topbar {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
  transform: rotate(45deg);
}

.brand-mark span { border: 1px solid var(--mint); background: rgba(157, 244, 200, .06); }
.brand-mark span:nth-child(2), .brand-mark span:nth-child(3) { background: var(--mint); }

.brand strong { display: block; font-size: 13px; letter-spacing: .18em; }
.brand small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }

.header-status { display: flex; align-items: center; gap: 8px; }

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 29px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(8, 19, 15, .72);
  font: 10px/1 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.status-chip i { width: 6px; height: 6px; border-radius: 50%; background: var(--mint-strong); box-shadow: 0 0 10px var(--mint-strong); }
.status-prototype { color: var(--orange-soft); border-color: rgba(255, 159, 90, .25); }
.status-prototype i { background: var(--orange); box-shadow: 0 0 10px var(--orange); }
.status-network { color: var(--ink); }

.intro { padding: 72px 0 52px; }
.eyebrow, .panel-index {
  color: var(--muted);
  font: 10px/1.2 var(--mono);
  letter-spacing: .15em;
  text-transform: uppercase;
}
.eyebrow span { color: var(--mint); margin-right: 16px; }

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(360px, .7fr);
  gap: 80px;
  align-items: end;
  margin-top: 28px;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 920px;
  margin-bottom: 0;
  font-size: clamp(48px, 6vw, 92px);
  line-height: .96;
  letter-spacing: -.058em;
  font-weight: 530;
}
h1 em { color: var(--mint); font-style: normal; font-weight: 380; }

.intro-copy > p {
  color: #bdc9c3;
  font-size: 17px;
  line-height: 1.7;
}

.lesson-line {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.lesson-line span { color: var(--orange-soft); font: 10px/1.4 var(--mono); letter-spacing: .11em; text-transform: uppercase; }
.lesson-line strong { font-size: 13px; line-height: 1.5; font-weight: 520; }

.stage-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(8, 19, 15, .62);
}
.stage {
  display: flex;
  align-items: center;
  gap: 15px;
  min-height: 78px;
  padding: 16px 22px;
  color: var(--muted);
  text-decoration: none;
  border-right: 1px solid var(--line);
  transition: background .2s ease, color .2s ease;
}
.stage:last-child { border-right: 0; }
.stage:hover, .stage.active { color: var(--ink); background: rgba(157, 244, 200, .05); }
.stage b { color: var(--mint); font: 11px var(--mono); }
.stage span { font-size: 13px; font-weight: 600; }
.stage small { display: block; margin-top: 5px; color: var(--faint); font: 10px var(--mono); font-weight: 400; }

.lab-grid {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(560px, 1.14fr);
  gap: 16px;
  padding-top: 16px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(16, 35, 28, .94), rgba(8, 19, 15, .88));
  box-shadow: 0 28px 80px rgba(0, 0, 0, .2);
}

.specimen-panel, .entropy-panel { padding: 28px; }

.panel-header,
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}
.panel-header h2 { margin: 8px 0 0; font-size: 22px; letter-spacing: -.025em; font-weight: 560; }

.risk-badge {
  padding: 7px 9px;
  border: 1px solid rgba(255, 111, 100, .25);
  border-radius: 5px;
  background: rgba(255, 111, 100, .07);
  color: #ff928a;
  font: 9px var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.generator-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 8px;
  margin: 30px 0 22px;
}
.generator-node {
  min-width: 0;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(4, 12, 9, .34);
}
.generator-node span, .generator-node small { display: block; color: var(--faint); font: 8px/1.35 var(--mono); text-transform: uppercase; }
.generator-node strong { display: block; overflow: hidden; margin: 7px 0 5px; font: 10px/1.3 var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.generator-node.highlighted { border-color: rgba(255, 159, 90, .28); }
.generator-node.highlighted strong { color: var(--orange-soft); }
.diagram-arrow { color: var(--faint); font: 14px var(--mono); }

.specimen-output {
  min-height: 306px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background:
    radial-gradient(circle at 50% 0%, rgba(157, 244, 200, .06), transparent 42%),
    rgba(4, 12, 9, .52);
}
.output-empty { display: grid; min-height: 260px; place-items: center; align-content: center; text-align: center; }
.output-empty h3 { margin: 19px 0 7px; font-size: 15px; }
.output-empty p { max-width: 330px; margin-bottom: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.empty-orbit { position: relative; width: 58px; height: 58px; border: 1px solid var(--line-strong); border-radius: 50%; }
.empty-orbit::before, .empty-orbit::after { content: ""; position: absolute; inset: 10px; border: 1px solid var(--line); border-radius: 50%; }
.empty-orbit::after { inset: 23px; background: var(--orange); border: 0; box-shadow: 0 0 17px rgba(255, 159, 90, .7); }
.empty-orbit span { position: absolute; top: 4px; left: 27px; width: 4px; height: 4px; border-radius: 50%; background: var(--mint); transform-origin: 2px 25px; animation: orbit 4s linear infinite; }
@keyframes orbit { to { transform: rotate(360deg); } }

.output-label-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.output-label, .address-block > span { color: var(--muted); font: 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.text-button { padding: 0; border: 0; background: transparent; color: var(--mint); font: 10px var(--mono); cursor: pointer; }
.text-button:hover { color: #fff; }
.text-button.light { color: #0b1b14; font-weight: 700; }

.mnemonic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  counter-reset: words;
}
.mnemonic-grid li {
  counter-increment: words;
  display: flex;
  gap: 7px;
  align-items: center;
  min-width: 0;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  background: rgba(255,255,255,.018);
  font: 10px var(--mono);
}
.mnemonic-grid li::before { content: counter(words, decimal-leading-zero); color: var(--faint); font-size: 8px; }
.mnemonic-grid.concealed li { color: transparent; }
.mnemonic-grid.concealed li::after { content: "••••••"; color: var(--muted); letter-spacing: .06em; }

.address-block { padding: 15px; border-left: 2px solid var(--mint-strong); background: rgba(157, 244, 200, .035); }
.address-block code { display: block; overflow: hidden; margin: 9px 0; color: var(--mint); font: 11px var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.address-meta { display: flex; flex-wrap: wrap; gap: 6px; }
.address-meta span { padding: 4px 6px; border-radius: 4px; background: rgba(255,255,255,.04); color: var(--muted); font: 8px var(--mono); }

.primary-button, .secondary-button, .scan-button {
  border: 0;
  cursor: pointer;
  transition: transform .2s ease, opacity .2s ease, background .2s ease;
}
.primary-button {
  width: 100%;
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding: 0 15px 0 18px;
  border-radius: 10px;
  background: var(--orange);
  color: #1b1009;
  font-size: 12px;
  font-weight: 720;
}
.primary-button:hover, .scan-button:not(:disabled):hover { transform: translateY(-2px); }
.primary-button kbd { padding: 4px 7px; border: 1px solid rgba(27,16,9,.25); border-radius: 5px; background: rgba(255,255,255,.22); font: 9px var(--mono); }
.safety-note { display: flex; gap: 8px; margin: 12px 0 0; color: var(--faint); font-size: 9px; line-height: 1.45; }
.safety-note span { color: var(--orange); font-weight: 800; }

.candidate-readout { text-align: right; }
.candidate-readout span { display: block; color: var(--muted); font: 8px var(--mono); text-transform: uppercase; }
.candidate-readout strong { display: block; margin-top: 5px; color: var(--orange-soft); font: 18px var(--mono); font-weight: 500; }

.entropy-comparison { display: grid; gap: 15px; margin: 30px 0; }
.entropy-row { display: grid; grid-template-columns: minmax(190px, .8fr) minmax(180px, 1fr) 82px; gap: 12px; align-items: center; }
.entropy-row > div:first-child { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.entropy-row span { color: var(--muted); font-size: 10px; }
.entropy-row strong { font: 11px var(--mono); font-weight: 500; }
.entropy-row small { color: var(--faint); font: 8px var(--mono); text-align: right; }
.entropy-row sup { font-size: .62em; }
.entropy-track { height: 5px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.05); }
.entropy-track i { display: block; width: var(--bar); height: 100%; background: var(--mint); border-radius: inherit; transition: width .45s cubic-bezier(.2,.8,.2,1); }
.entropy-track .bar-full { --bar: 100%; }
.entropy-track .bar-weak { --bar: 32.3%; }
.entropy-row.danger .entropy-track i { background: var(--red); }
.entropy-row.live .entropy-track i { background: var(--orange); box-shadow: 0 0 12px rgba(255,159,90,.4); }
.entropy-row.live strong { color: var(--orange-soft); }

.constraint-heading { display: flex; align-items: center; justify-content: space-between; padding-top: 22px; border-top: 1px solid var(--line); }
.constraint-heading span { font-size: 11px; font-weight: 650; }
.constraint-heading small { color: var(--faint); font: 8px var(--mono); }
.constraint-list { display: grid; gap: 7px; margin-top: 13px; }
.constraint-card {
  position: relative;
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 12px;
  align-items: center;
  min-height: 57px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(4, 12, 9, .24);
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.constraint-card:hover { transform: translateX(2px); border-color: var(--line-strong); }
.constraint-card:has(input:checked) { border-color: rgba(157,244,200,.27); background: rgba(157,244,200,.045); }
.constraint-card input { position: absolute; opacity: 0; pointer-events: none; }
.check-box { width: 19px; height: 19px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 5px; }
.constraint-card input:checked + .check-box { border-color: var(--mint); background: var(--mint); }
.constraint-card input:checked + .check-box::after { content: "✓"; color: #07100d; font-size: 12px; font-weight: 900; }
.constraint-content strong { display: block; margin-bottom: 4px; font-size: 11px; font-weight: 620; }
.constraint-content small { display: block; color: var(--faint); font-size: 9px; line-height: 1.35; }
.evidence { padding: 5px 6px; border-radius: 4px; font: 7px var(--mono); letter-spacing: .07em; text-transform: uppercase; }
.evidence-public { color: var(--blue); background: rgba(133,199,255,.08); }
.evidence-heuristic { color: var(--yellow); background: rgba(240,214,111,.08); }
.evidence-code { color: var(--mint); background: rgba(157,244,200,.08); }
.evidence-record { color: var(--orange-soft); background: rgba(255,159,90,.08); }

.search-gate {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid rgba(255,159,90,.18);
  border-radius: 9px;
  background: rgba(255,159,90,.045);
}
.search-gate.ready { border-color: rgba(82,232,154,.25); background: rgba(82,232,154,.055); }
.gate-icon { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; color: var(--orange); }
.search-gate.ready .gate-icon { color: var(--mint-strong); }
.search-gate strong { display: block; margin-bottom: 3px; font-size: 10px; }
.search-gate small { color: var(--faint); font-size: 8px; }
.search-gate > span { color: var(--orange-soft); font: 10px var(--mono); }
.search-gate.ready > span { color: var(--mint); }

.recovery-section { padding-top: 90px; }
.section-header { align-items: end; margin-bottom: 24px; }
.section-header h2 { max-width: 820px; margin: 10px 0 0; font-size: clamp(30px, 3.2vw, 50px); line-height: 1.03; letter-spacing: -.045em; font-weight: 540; }
.section-header > p { max-width: 410px; margin-bottom: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }

.instrument-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(8, 19, 15, .88);
  box-shadow: 0 32px 90px rgba(0,0,0,.25);
}
.instrument-main { min-width: 0; padding: 24px; }
.instrument-side { border-left: 1px solid var(--line); background: rgba(4, 12, 9, .35); }
.instrument-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.engine-choice > span { display: block; margin-bottom: 8px; color: var(--faint); font: 8px var(--mono); text-transform: uppercase; }
.engine { min-height: 36px; padding: 0 12px; border: 1px solid var(--line); background: transparent; color: var(--muted); font: 9px var(--mono); cursor: pointer; }
.engine:first-of-type { border-radius: 6px 0 0 6px; }
.engine:last-of-type { margin-left: -1px; border-radius: 0 6px 6px 0; }
.engine.active { border-color: rgba(157,244,200,.3); background: rgba(157,244,200,.06); color: var(--mint); }
.engine small { color: var(--faint); }
.instrument-actions { display: flex; align-items: center; gap: 8px; }
.secondary-button { min-height: 44px; padding: 0 15px; border: 1px solid var(--line); border-radius: 8px; background: rgba(255,255,255,.02); color: var(--muted); font-size: 10px; }
.secondary-button:hover { color: var(--ink); border-color: var(--line-strong); }
.scan-button { min-width: 204px; min-height: 52px; display: flex; align-items: center; gap: 12px; padding: 0 17px; border-radius: 9px; background: var(--mint); color: #07100d; text-align: left; }
.scan-button:disabled { cursor: not-allowed; opacity: .28; }
.scan-button-icon { font-size: 12px; }
.scan-button strong, .scan-button small { display: block; }
.scan-button strong { font-size: 11px; }
.scan-button small { margin-top: 3px; font: 8px var(--mono); opacity: .62; }

.search-metrics { display: grid; grid-template-columns: repeat(4, 1fr); margin: 24px 0 16px; border: 1px solid var(--line); border-radius: 10px; }
.search-metrics > div { min-width: 0; padding: 14px; border-right: 1px solid var(--line); }
.search-metrics > div:last-child { border-right: 0; }
.search-metrics span, .search-metrics small { display: block; color: var(--faint); font: 8px var(--mono); text-transform: uppercase; }
.search-metrics strong { display: block; overflow: hidden; margin: 8px 0 4px; font: 17px var(--mono); font-weight: 500; text-overflow: ellipsis; }
.search-metrics small { text-transform: none; }

.heatmap-shell { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: #07110d; }
.heatmap-header { display: flex; justify-content: space-between; gap: 20px; align-items: start; }
.heatmap-header span { display: block; color: var(--faint); font: 8px var(--mono); text-transform: uppercase; }
.heatmap-header strong { display: block; margin-top: 5px; font-size: 11px; font-weight: 600; }
.heatmap-legend { display: flex; gap: 12px; }
.heatmap-legend span { display: inline-flex; align-items: center; gap: 5px; text-transform: none; }
.heatmap-legend i { width: 7px; height: 7px; border-radius: 2px; }
.legend-unseen { background: #11241c; }
.legend-tested { background: #28583f; }
.legend-match { background: var(--orange); box-shadow: 0 0 6px var(--orange); }
.heatmap-axis-label { margin: 19px 0 7px 50px; color: var(--faint); font: 7px var(--mono); text-transform: uppercase; }
.heatmap-layout { display: grid; grid-template-columns: 40px 1fr; gap: 10px; align-items: stretch; }
.vertical-axis { align-self: center; color: var(--faint); font: 7px var(--mono); text-transform: uppercase; writing-mode: vertical-rl; transform: rotate(180deg); }
.heatmap { display: grid; grid-template-columns: repeat(32, 1fr); gap: 3px; min-height: 276px; }
.heat-cell { min-width: 0; border-radius: 2px; background: #10231b; transition: background .25s ease, box-shadow .25s ease, transform .25s ease; }
.heat-cell:nth-child(7n) { opacity: .82; }
.heat-cell.tested { background: #245239; }
.heat-cell.frontier { background: var(--mint); box-shadow: 0 0 8px rgba(157,244,200,.65); }
.heat-cell.match { z-index: 2; opacity: 1; background: var(--orange); box-shadow: 0 0 14px rgba(255,159,90,.9); transform: scale(1.65); }
.scan-progress { height: 3px; margin: 17px 0 2px 50px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.05); }
.scan-progress i { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--mint), var(--orange)); box-shadow: 0 0 10px var(--mint); }

.side-block { padding: 22px; }
.side-block + .side-block { border-top: 1px solid var(--line); }
.side-label { color: var(--faint); font: 8px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.derivation-block ol { display: grid; gap: 0; margin: 16px 0 0; padding: 0; list-style: none; }
.derivation-block li { position: relative; display: grid; grid-template-columns: 24px 1fr; gap: 10px; padding: 0 0 18px; }
.derivation-block li:not(:last-child)::after { content: ""; position: absolute; top: 18px; bottom: 3px; left: 9px; width: 1px; background: var(--line); }
.derivation-block b { width: 19px; height: 19px; display: grid; z-index: 1; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--bg-soft); color: var(--muted); font: 7px var(--mono); }
.derivation-block li.active b { border-color: var(--mint); color: var(--mint); box-shadow: 0 0 9px rgba(157,244,200,.25); }
.derivation-block li.done b { border-color: var(--mint-strong); background: var(--mint-strong); color: #07100d; }
.derivation-block span { font-size: 10px; font-weight: 570; }
.derivation-block small { display: block; margin-top: 3px; color: var(--faint); font: 8px var(--mono); font-weight: 400; }
.event-heading { display: flex; justify-content: space-between; align-items: center; }
.event-heading i { width: 6px; height: 6px; border-radius: 50%; background: var(--faint); }
.event-heading i.live { background: var(--mint); box-shadow: 0 0 8px var(--mint); animation: pulse 1s ease infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.event-log { display: flex; flex-direction: column-reverse; gap: 11px; height: 180px; margin-top: 16px; overflow: hidden; }
.event-log p { display: grid; grid-template-columns: 48px 1fr; gap: 9px; margin: 0; color: var(--muted); font-size: 8px; line-height: 1.45; }
.event-log time { color: var(--faint); font-family: var(--mono); }

.recovered-proof {
  display: grid;
  grid-template-columns: 1.1fr 1fr .65fr 1.45fr auto;
  gap: 24px;
  align-items: center;
  margin-top: 12px;
  padding: 20px 22px;
  border-radius: 13px;
  background: var(--mint);
  color: #07100d;
  animation: proof-in .5s cubic-bezier(.2,.8,.2,1);
}
@keyframes proof-in { from { opacity: 0; transform: translateY(12px); } }
.proof-status { display: flex; align-items: center; gap: 12px; }
.proof-check { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid rgba(7,16,13,.25); border-radius: 50%; font-weight: 900; }
.proof-status span:not(.proof-check), .proof-value span { display: block; margin-bottom: 4px; font: 7px var(--mono); letter-spacing: .08em; text-transform: uppercase; opacity: .58; }
.proof-status strong { display: block; font-size: 12px; }
.proof-value code { display: block; overflow: hidden; font: 9px var(--mono); text-overflow: ellipsis; white-space: nowrap; }

.secure-contrast {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 80px;
  align-items: center;
  margin-top: 90px;
  padding-top: 48px;
  padding-bottom: 58px;
  border-top: 1px solid var(--line);
}
.secure-contrast h2 { margin: 10px 0 0; font-size: clamp(34px, 4vw, 60px); line-height: 1; letter-spacing: -.05em; font-weight: 520; }
.secure-meter-header { display: flex; justify-content: space-between; color: var(--muted); font: 9px var(--mono); text-transform: uppercase; }
.secure-meter-header strong { color: var(--mint); }
.secure-track { height: 8px; margin: 13px 0 17px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.05); }
.secure-track i { display: block; width: 100%; height: 100%; background: linear-gradient(90deg, #47d98d, var(--mint)); box-shadow: 0 0 18px rgba(157,244,200,.4); }
.secure-meter p { max-width: 720px; margin-bottom: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

.footer { display: flex; justify-content: space-between; align-items: center; min-height: 82px; border-top: 1px solid var(--line); color: var(--faint); font: 8px var(--mono); letter-spacing: .08em; }
.footer a { color: var(--faint); text-decoration: none; }
.footer a:hover { color: var(--mint); }
.footer p { margin: 0; }

@media (max-width: 1120px) {
  .intro-grid { grid-template-columns: 1fr; gap: 34px; }
  .intro-copy { max-width: 680px; }
  .lab-grid { grid-template-columns: 1fr; }
  .instrument-grid { grid-template-columns: 1fr; }
  .instrument-side { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-left: 0; }
  .side-block + .side-block { border-top: 0; border-left: 1px solid var(--line); }
  .recovered-proof { grid-template-columns: 1fr 1fr; }
  .proof-address { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .section-shell, .topbar { width: min(100% - 30px, 1440px); }
  .topbar { height: auto; min-height: 82px; }
  .brand small, .status-prototype, .status-chip:not(.status-network) { display: none; }
  .intro { padding-top: 48px; }
  .intro-grid { margin-top: 20px; }
  h1 { font-size: 50px; }
  .stage-nav { grid-template-columns: 1fr; }
  .stage { min-height: 64px; border-right: 0; border-bottom: 1px solid var(--line); }
  .stage:last-child { border-bottom: 0; }
  .panel-header, .section-header, .instrument-toolbar { align-items: flex-start; flex-direction: column; }
  .specimen-panel, .entropy-panel, .instrument-main { padding: 18px; }
  .generator-diagram { grid-template-columns: 1fr; }
  .diagram-arrow { transform: rotate(90deg); text-align: center; }
  .mnemonic-grid { grid-template-columns: repeat(2, 1fr); }
  .entropy-row { grid-template-columns: 1fr; gap: 7px; }
  .entropy-row small { text-align: left; }
  .constraint-card { grid-template-columns: 22px 1fr; }
  .evidence { grid-column: 2; justify-self: start; }
  .section-header > p { max-width: none; }
  .instrument-actions { width: 100%; }
  .scan-button { flex: 1; min-width: 0; }
  .search-metrics { grid-template-columns: repeat(2, 1fr); }
  .search-metrics > div:nth-child(2) { border-right: 0; }
  .search-metrics > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .heatmap { grid-template-columns: repeat(24, 1fr); min-height: 320px; }
  .heatmap-legend { display: none; }
  .instrument-side { grid-template-columns: 1fr; }
  .side-block + .side-block { border-top: 1px solid var(--line); border-left: 0; }
  .recovered-proof { grid-template-columns: 1fr; }
  .proof-address { grid-column: auto; }
  .secure-contrast { grid-template-columns: 1fr; gap: 35px; }
  .footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}