:root {
  --ink: #ece9dc;
  --muted: #a8aa9c;
  --dim: #71766b;
  --bench: #11130f;
  --panel: #1b1e18;
  --panel-hi: #22261e;
  --line: #3b4036;
  --line-bright: #656b5d;
  --signal: #e7b83f;
  --signal-dark: #4d3c10;
  --safe: #9cc56e;
  --fault: #e77a55;
  --display: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --body: "Trebuchet MS", "Avenir Next Condensed", "Arial Narrow", sans-serif;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 280px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% 8%, rgba(231, 184, 63, 0.06), transparent 24rem),
    linear-gradient(135deg, #171914 0%, var(--bench) 48%, #0c0e0b 100%);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
}

body::before {
  position: fixed;
  z-index: -2;
  inset: 0;
  content: "";
  opacity: 0.13;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 3px, rgba(255, 255, 255, 0.025) 3px 4px),
    repeating-linear-gradient(91deg, transparent 0 17px, rgba(0, 0, 0, 0.08) 17px 18px);
  pointer-events: none;
}

.bench-grid {
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.09;
  background-image:
    linear-gradient(rgba(231, 184, 63, 0.42) 1px, transparent 1px),
    linear-gradient(90deg, rgba(231, 184, 63, 0.42) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 65%);
  pointer-events: none;
}

button,
input {
  font: inherit;
}

button,
label,
input[type="checkbox"] {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
input:focus-visible,
.calibration-pad:focus-visible,
a:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: #111;
  background: var(--signal);
  font-family: var(--mono);
  transform: translateY(-180%);
}

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

.masthead,
main,
footer {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 104px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 15px;
}

.wordmark-mark {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  color: #12140f;
  background: var(--signal);
  border: 4px double #12140f;
  font-family: var(--display);
  font-size: 25px;
  letter-spacing: 1px;
  transform: rotate(-2deg);
}

.wordmark p,
.wordmark h1,
.eyebrow,
.dial p,
footer p {
  margin: 0;
}

.wordmark p,
.eyebrow {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.wordmark h1 {
  margin-top: 2px;
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 400;
  letter-spacing: 0.045em;
  line-height: 1;
  text-transform: uppercase;
}

.station-status {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.status-lamp {
  width: 10px;
  height: 10px;
  background: #77786d;
  border: 1px solid #a2a393;
  border-radius: 50%;
  box-shadow: 0 0 0 4px #282b24;
}

.status-lamp.active {
  background: var(--signal);
  box-shadow: 0 0 0 4px #382f19, 0 0 16px rgba(231, 184, 63, 0.8);
  animation: lamp-pulse 1.2s steps(2, end) infinite;
}

.status-lamp.complete {
  background: var(--safe);
  box-shadow: 0 0 0 4px #25301e, 0 0 14px rgba(156, 197, 110, 0.5);
}

main {
  padding-bottom: 70px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 70px;
  align-items: center;
  min-height: 510px;
  padding: 80px 6% 70px;
}

.hero-copy {
  min-width: 0;
}

.hero h2 {
  max-width: 850px;
  margin: 16px 0 25px;
  font-family: var(--display);
  font-size: clamp(3.8rem, 8.4vw, 7.5rem);
  font-weight: 400;
  letter-spacing: 0.012em;
  line-height: 0.82;
  text-transform: uppercase;
}

.hero h2 span {
  color: transparent;
  -webkit-text-stroke: 1px var(--line-bright);
}

.lede {
  max-width: 700px;
  margin: 0;
  color: #c4c4b7;
  font-size: 1.13rem;
}

.dial {
  justify-self: end;
  text-align: center;
}

.dial-face {
  position: relative;
  display: grid;
  width: 190px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
  background:
    repeating-conic-gradient(from -45deg, var(--line-bright) 0deg 1deg, transparent 1deg 12deg),
    radial-gradient(circle, #24281f 0 47%, #10120e 48% 56%, #30342a 57% 59%, #151713 60%);
  box-shadow: inset 0 0 25px #000, 0 16px 30px rgba(0, 0, 0, 0.3);
}

.dial-face::after {
  width: 18px;
  height: 18px;
  content: "";
  background: var(--signal);
  border: 5px solid #12140f;
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--line-bright);
}

.dial-face i {
  position: absolute;
  bottom: 50%;
  left: calc(50% - 2px);
  width: 4px;
  height: 68px;
  background: var(--signal);
  box-shadow: 0 0 8px rgba(231, 184, 63, 0.4);
  transform: rotate(42deg);
  transform-origin: 50% 100%;
}

.dial-face span {
  position: absolute;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.dial-face span:first-child { bottom: 20px; left: 32px; }
.dial-face span:nth-child(2) { top: 28px; left: 0; right: 0; color: var(--signal); }
.dial-face span:nth-child(3) { right: 25px; bottom: 30px; }

.dial > p {
  margin-top: 14px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  margin-bottom: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(112deg, rgba(36, 40, 31, 0.98), rgba(23, 26, 20, 0.98));
  box-shadow: var(--shadow);
}

.panel::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 10px;
  height: 10px;
  content: "";
  background: linear-gradient(225deg, var(--bench) 50%, var(--line-bright) 51% 56%, transparent 57%);
}

.panel-index {
  padding-top: 31px;
  color: var(--dim);
  border-right: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.13);
  font-family: var(--display);
  font-size: 1.4rem;
  letter-spacing: 0.08em;
  text-align: center;
}

.panel-body {
  padding: clamp(28px, 5vw, 52px);
}

.section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}

.section-heading h2,
.result-panel h2 {
  margin: 4px 0 0;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 400;
  letter-spacing: 0.035em;
  line-height: 1;
  text-transform: uppercase;
}

.classification,
.version-tag {
  flex: none;
  padding: 7px 10px;
  color: var(--signal);
  border: 1px solid var(--signal-dark);
  background: rgba(77, 60, 16, 0.17);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.classification.ready {
  color: var(--safe);
  border-color: #415633;
  background: rgba(65, 86, 51, 0.16);
}

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

.disclosure-grid article {
  min-height: 205px;
  padding: 25px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.disclosure-grid h3,
.probe-log h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.disclosure-grid h3::before {
  margin-right: 8px;
  color: var(--signal);
  content: "+";
}

.disclosure-grid p,
.not-collected p,
.review-notice p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.behavior-disclosure {
  background: repeating-linear-gradient(-45deg, rgba(231, 184, 63, 0.03) 0 8px, transparent 8px 16px);
}

.not-collected,
.review-notice {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  margin-top: 24px;
  padding: 18px 22px;
  border-left: 3px solid var(--signal);
  background: #151712;
}

.not-collected strong,
.review-notice strong {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field {
  display: block;
  max-width: 680px;
  margin-bottom: 28px;
}

.field > span {
  display: flex;
  justify-content: space-between;
  margin-bottom: 9px;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.field small {
  color: var(--dim);
  font-size: 0.68rem;
}

.field input {
  width: 100%;
  padding: 15px 16px;
  color: var(--ink);
  border: 1px solid var(--line-bright);
  border-radius: 0;
  background: #11130f;
  font-family: var(--mono);
}

.field input::placeholder {
  color: #686b62;
}

.consent-check {
  display: grid;
  grid-template-columns: 27px minmax(0, 1fr);
  gap: 15px;
  align-items: start;
  max-width: 900px;
  padding: 22px;
  cursor: pointer;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.12);
}

.consent-check input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.check-control {
  position: relative;
  width: 27px;
  height: 27px;
  border: 1px solid var(--line-bright);
  background: #10120e;
}

.consent-check input:focus-visible + .check-control {
  outline: 3px solid var(--signal);
  outline-offset: 4px;
}

.consent-check input:checked + .check-control {
  border-color: var(--signal);
  background: var(--signal);
}

.consent-check input:checked + .check-control::after {
  position: absolute;
  top: 4px;
  left: 8px;
  width: 7px;
  height: 13px;
  content: "";
  border: solid #14160f;
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

.consent-check > span:last-child {
  color: #d2d1c4;
}

.action-row {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 30px;
}

.action-row p {
  max-width: 430px;
  margin: 0;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.button {
  display: inline-flex;
  min-height: 56px;
  padding: 0;
  overflow: hidden;
  color: #11130f;
  border: 0;
  border-radius: 0;
  background: var(--signal);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 5px 5px 0 #0a0b09, 5px 5px 0 1px var(--line);
  transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
}

.button span {
  padding: 18px 22px;
}

.button b {
  display: grid;
  min-width: 64px;
  place-items: center;
  border-left: 1px solid rgba(17, 19, 15, 0.35);
  background: rgba(17, 19, 15, 0.12);
  font-size: 0.7rem;
}

.button:hover:not(:disabled) {
  filter: brightness(1.08);
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 #0a0b09, 7px 7px 0 1px var(--line);
}

.button:active:not(:disabled) {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 #0a0b09;
}

.button:disabled {
  color: #77776c;
  background: #32352d;
  cursor: not-allowed;
  box-shadow: none;
}

[hidden] {
  display: none !important;
}

.timer {
  min-width: 108px;
  color: var(--signal);
  font-family: var(--display);
  font-size: 3.4rem;
  letter-spacing: 0.05em;
  line-height: 0.9;
  text-align: right;
}

.timer::after {
  margin-left: 3px;
  color: var(--dim);
  content: "s";
  font-family: var(--mono);
  font-size: 0.7rem;
}

.progress-shell {
  margin-bottom: 30px;
}

.progress-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.progress-track {
  height: 12px;
  padding: 2px;
  border: 1px solid var(--line-bright);
  background: #10120e;
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: repeating-linear-gradient(90deg, var(--signal) 0 12px, #b48725 12px 14px);
  transition: width 180ms linear;
}

.run-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(250px, 0.6fr);
  gap: 22px;
}

.instruction {
  margin: 0 0 12px;
  color: var(--muted);
}

.instruction strong {
  color: var(--ink);
}

.calibration-pad {
  position: relative;
  display: grid;
  min-height: 400px;
  overflow: hidden;
  place-items: center;
  border: 1px solid var(--signal);
  background:
    linear-gradient(rgba(231, 184, 63, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(231, 184, 63, 0.11) 1px, transparent 1px),
    radial-gradient(circle at center, rgba(231, 184, 63, 0.08), transparent 47%),
    #11130f;
  background-size: 40px 40px, 40px 40px, auto, auto;
  cursor: crosshair;
  touch-action: none;
  user-select: none;
}

.calibration-pad::before,
.calibration-pad::after {
  position: absolute;
  width: 75px;
  height: 75px;
  content: "";
  border-color: var(--signal);
}

.calibration-pad::before {
  top: 13px;
  left: 13px;
  border-top: 4px solid;
  border-left: 4px solid;
}

.calibration-pad::after {
  right: 13px;
  bottom: 13px;
  border-right: 4px solid;
  border-bottom: 4px solid;
}

.calibration-pad p {
  z-index: 1;
  max-width: 310px;
  margin: 0;
  padding: 15px;
  color: #878b7e;
  background: rgba(17, 19, 15, 0.76);
  font-family: var(--mono);
  font-size: 0.68rem;
  text-align: center;
  text-transform: uppercase;
  pointer-events: none;
}

.calibration-pad output {
  position: absolute;
  z-index: 2;
  right: 18px;
  top: 16px;
  padding: 5px 8px;
  color: var(--signal);
  background: #11130f;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.axis {
  position: absolute;
  color: #777b70;
  background: #11130f;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  pointer-events: none;
}

.axis-x { bottom: 6px; left: 50%; padding: 0 6px; transform: translateX(-50%); }
.axis-y { top: 50%; left: 7px; padding: 4px 0; transform: translateY(-50%); }

.reticle {
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  width: 74px;
  height: 74px;
  border: 1px solid rgba(231, 184, 63, 0.5);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.reticle i {
  position: absolute;
  display: block;
  background: rgba(231, 184, 63, 0.6);
}

.reticle i:first-child { top: 50%; left: -20px; width: 112px; height: 1px; }
.reticle i:last-child { top: -20px; left: 50%; width: 1px; height: 112px; }

.calibration-pad.tracking .reticle {
  animation: reticle-scan 3s ease-in-out infinite;
}

.probe-log {
  padding: 19px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.12);
}

.probe-log ol {
  display: grid;
  gap: 5px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.probe-log li {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  gap: 9px;
  align-items: center;
  min-height: 23px;
  color: var(--muted);
  border-bottom: 1px dotted #34382f;
  font-family: var(--mono);
  font-size: 0.65rem;
}

.probe-log li::before {
  width: 7px;
  height: 7px;
  content: "";
  background: var(--dim);
  border-radius: 50%;
}

.probe-log li.running::before { background: var(--signal); animation: lamp-pulse 0.8s steps(2, end) infinite; }
.probe-log li.ok::before { background: var(--safe); }
.probe-log li.unsupported::before { background: var(--dim); }
.probe-log li.error::before { background: var(--fault); }
.probe-log li b { color: var(--dim); font-size: 0.58rem; font-weight: 400; text-transform: uppercase; }

.live-status {
  margin: 22px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-bottom: 24px;
  background: var(--line);
  border: 1px solid var(--line);
}

.summary-item {
  min-height: 130px;
  padding: 20px;
  background: var(--panel);
}

.summary-item span {
  display: block;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.summary-item strong {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: uppercase;
}

.summary-item small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.hash-readout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  padding: 18px 22px;
  border: 1px solid var(--line);
  background: #11130f;
}

.hash-readout span {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hash-readout code,
.receipt code {
  overflow-wrap: anywhere;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.76rem;
}

.submit-row {
  align-items: flex-start;
}

.submit-row p.error {
  color: var(--fault);
}

.result-panel {
  border-color: #4a603a;
  background:
    linear-gradient(112deg, rgba(35, 47, 28, 0.98), rgba(20, 27, 17, 0.98));
}

.result-panel h2 {
  margin: 7px 0 20px;
}

#duplicateNotice {
  color: var(--muted);
}

.receipt {
  margin: 30px 0;
  border-top: 1px solid #43523a;
}

.receipt div {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid #43523a;
}

.receipt dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.receipt dd {
  margin: 0;
}

.retain-warning {
  max-width: 750px;
  margin: 0;
  padding: 16px 19px;
  color: #d9d7c8;
  border-left: 3px solid var(--signal);
  background: rgba(0, 0, 0, 0.2);
}

footer {
  display: flex;
  justify-content: space-between;
  padding: 25px 0 45px;
  color: var(--dim);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

@keyframes lamp-pulse {
  50% { opacity: 0.38; }
}

@keyframes reticle-scan {
  0%, 100% { transform: translate(-50%, -50%) scale(0.86); opacity: 0.45; }
  50% { transform: translate(-50%, -50%) scale(1.18); opacity: 1; }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    min-height: auto;
    padding: 100px 3% 65px;
  }

  .dial { display: none; }
  .disclosure-grid { grid-template-columns: repeat(2, 1fr); }
  .run-grid { grid-template-columns: 1fr; }
  .probe-log ol { grid-template-columns: repeat(2, 1fr); column-gap: 15px; }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .masthead,
  main,
  footer {
    width: min(100% - 24px, 1180px);
  }

  .masthead {
    min-height: 88px;
  }

  .wordmark-mark {
    width: 45px;
    height: 45px;
    font-size: 21px;
  }

  .wordmark p { display: none; }
  .wordmark h1 { font-size: 1.2rem; }
  .station-status { max-width: 116px; font-size: 0.58rem; }
  .hero { padding-top: 75px; }
  .hero h2 { font-size: clamp(3rem, 15.5vw, 4rem); }
  .lede { font-size: 1rem; }

  .panel {
    display: block;
  }

  .panel-index {
    position: absolute;
    z-index: 1;
    top: 0;
    right: 0;
    width: 43px;
    padding: 8px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    border-left: 1px solid var(--line);
    font-size: 0.9rem;
  }

  .panel-body { padding: 29px 20px; }
  .section-heading { display: block; margin-bottom: 26px; padding-right: 25px; }
  .classification, .version-tag { display: inline-block; margin-top: 14px; }
  .disclosure-grid { display: block; }
  .disclosure-grid article { min-height: 0; padding: 21px; }
  .not-collected, .review-notice { grid-template-columns: 1fr; gap: 8px; }
  .field > span { display: block; }
  .field small { display: block; margin-top: 3px; }
  .action-row { align-items: stretch; flex-direction: column; }
  .button { width: 100%; justify-content: space-between; }
  .timer { margin-top: 15px; text-align: left; }
  .calibration-pad { min-height: 340px; }
  .probe-log ol { grid-template-columns: 1fr; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .summary-item { min-height: 118px; padding: 16px; }
  .summary-item strong { font-size: 1.55rem; }
  .hash-readout { grid-template-columns: 1fr; gap: 9px; }
  .receipt div { grid-template-columns: 1fr; gap: 6px; }
  footer p { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}