:root {
  --ink: #0b0d0e;
  --ink-soft: #151819;
  --viewport: #090c0d;
  --paper: #f2f3ef;
  --paper-bright: #fafbf7;
  --steel: #d9dcd8;
  --steel-dark: #b6bbb7;
  --line: #a7ada8;
  --line-dark: #303637;
  --muted: #69706c;
  --blue: #006fce;
  --blue-bright: #168cff;
  --signal: #d8ff28;
  --danger: #ff3158;
  --decision-orange: #ef6f2e;
  --decision-green: #087564;
  --decision-amber: #b76118;
  --decision-gray: #737977;
  --robot-primary: #2f86ff;
  --robot-secondary: #d8e7f5;
  --robot-shell: #182330;
  --sans: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
  background: var(--ink);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
}

button,
input,
select {
  font: inherit;
}

button,
a,
input,
select {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--blue-bright);
  outline-offset: 2px;
}

.decision-lab {
  background: #eeeeea;
  border-bottom: 1px solid var(--ink);
}

.decision-header {
  min-height: 258px;
  display: grid;
  grid-template-columns: minmax(360px, 1.25fr) minmax(300px, 1fr) 260px;
  border-bottom: 1px solid var(--ink);
}

.decision-header > div {
  min-width: 0;
  padding: 28px 30px;
  border-right: 1px solid var(--ink);
}

.decision-header > div:last-child {
  border-right: 0;
}

.decision-header span,
.study-block header span,
.decision-viewport header span,
.results-header span,
.deep-dive-divider span,
.decision-disclosure,
.study-field label,
.candidate-group legend,
.study-note,
.photo-capture,
.decision-steps,
.result-meta,
.proxy-legend {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  line-height: 1.45;
  text-transform: uppercase;
}

.decision-header h1 {
  margin: 28px 0 0;
  font-size: clamp(54px, 5.8vw, 92px);
  font-weight: 690;
  letter-spacing: -0.076em;
  line-height: 0.78;
}

.decision-header h1 em {
  color: var(--decision-orange);
  font-style: normal;
}

.decision-positioning {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(#d2d5d0 1px, transparent 1px),
    linear-gradient(90deg, #d2d5d0 1px, transparent 1px);
  background-size: 24px 24px;
}

.decision-positioning strong {
  max-width: 18ch;
  font-size: clamp(20px, 2vw, 32px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 0.96;
}

.decision-positioning p {
  max-width: 52ch;
  margin: 20px 0 0;
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.55;
}

.fidelity-stamp {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--ink);
  color: var(--paper-bright);
}

.fidelity-stamp span,
.fidelity-stamp small {
  color: #9ca39f;
}

.fidelity-stamp strong {
  color: var(--decision-orange);
  font-family: var(--mono);
  font-size: 38px;
  letter-spacing: -0.06em;
}

.fidelity-stamp small {
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.55;
}

.decision-shell {
  display: grid;
  grid-template-columns: 150px minmax(590px, 0.92fr) minmax(480px, 1.08fr);
  border-bottom: 1px solid var(--ink);
}

.decision-steps {
  background: var(--paper-bright);
  border-right: 1px solid var(--ink);
}

.decision-steps a {
  min-height: 96px;
  padding: 15px 12px;
  display: grid;
  grid-template-columns: 25px 1fr;
  gap: 7px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
}

.decision-steps a:hover {
  background: #fff0e8;
}

.decision-steps b {
  color: var(--decision-orange);
  font-weight: 500;
}

.decision-steps span {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-weight: 700;
}

.decision-steps small {
  color: var(--muted);
  font-size: 6px;
  font-weight: 400;
}

.decision-form {
  min-width: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-right: 1px solid var(--ink);
}

.study-block {
  min-width: 0;
  padding: 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--ink);
}

.study-block:nth-child(2) {
  border-right: 0;
}

.study-block--candidates {
  grid-column: 1 / -1;
  border-right: 0;
  border-bottom: 0;
}

.study-block header,
.decision-viewport header,
.results-header {
  min-height: 38px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  border-bottom: 1px solid var(--ink);
}

.study-block header span,
.decision-viewport header span,
.results-header span {
  color: var(--muted);
}

.study-block header strong,
.decision-viewport header strong {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.study-field {
  margin-top: 13px;
}

.study-field label {
  margin-bottom: 5px;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
}

.study-field label small {
  font-size: inherit;
}

.study-field input,
.study-field select,
.study-field textarea {
  width: 100%;
  border: 1px solid #737a76;
  border-radius: 0;
  background: var(--paper-bright);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
}

.study-field input,
.study-field select {
  height: 38px;
  padding: 0 9px;
}

.study-field textarea {
  min-height: 68px;
  padding: 9px;
  resize: vertical;
}

.measurement-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 10px;
}

.study-field-row,
.study-requirements {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-items: end;
}

.study-toggle {
  min-height: 38px;
  margin-top: 13px;
  padding: 8px 9px;
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #737a76;
  background: var(--paper-bright);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.07em;
  cursor: pointer;
}

.study-toggle input {
  width: 13px;
  height: 13px;
  margin: 0;
  accent-color: var(--decision-orange);
}

.photo-capture {
  min-height: 48px;
  margin-top: 13px;
  padding: 9px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--ink);
  background: #fff0e8;
  cursor: pointer;
}

.photo-capture input {
  width: 1px;
  height: 1px;
  position: absolute;
  opacity: 0;
}

.photo-capture strong {
  max-width: 45%;
  overflow: hidden;
  color: #a5481f;
  font-size: 7px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.study-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 7px;
  line-height: 1.55;
}

.candidate-group {
  min-width: 0;
  margin: 12px 0 0;
  padding: 0;
  border: 0;
}

.candidate-group legend {
  margin-bottom: 7px;
  color: var(--muted);
}

.candidate-group > div {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
}

.candidate-chip {
  min-width: 0;
  min-height: 58px;
  padding: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-right: 1px solid var(--line);
  background: var(--paper-bright);
  cursor: pointer;
}

.candidate-chip:last-child {
  border-right: 0;
}

.candidate-chip[data-selected="true"] {
  background: var(--ink);
  color: white;
  box-shadow: inset 0 -5px 0 var(--decision-orange);
}

.candidate-chip[data-disabled="true"] {
  opacity: 0.42;
  cursor: not-allowed;
}

.candidate-chip input {
  flex: 0 0 auto;
  accent-color: var(--decision-orange);
}

.candidate-chip span {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.candidate-chip b,
.candidate-chip small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.candidate-chip b {
  font-size: 10px;
}

.candidate-chip small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 5.5px;
}

.decision-actions {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 8px;
}

.decision-actions button,
.export-actions button {
  min-height: 44px;
  padding: 8px 12px;
  border-color: var(--ink);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.07em;
}

#run-decision-study {
  background: var(--decision-orange);
  color: var(--ink);
}

.decision-viewport {
  min-width: 0;
  padding: 20px;
  display: flex;
  flex-direction: column;
  background: var(--ink-soft);
  color: var(--paper-bright);
}

.decision-viewport header {
  border-color: #4b514f;
}

.decision-viewport > svg {
  width: 100%;
  min-height: 430px;
  margin-top: 16px;
  display: block;
  border: 1px solid #4b514f;
  background: #0b0e0e;
}

.decision-viewport > p {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid #4b514f;
  color: #969e99;
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.06em;
  line-height: 1.55;
  text-transform: uppercase;
}

.proxy-background {
  fill: #0b0e0e;
}

.proxy-grid-line {
  fill: none;
  stroke: #303634;
  stroke-width: 1;
}

.proxy-room {
  fill: transparent;
  stroke: #d7ddd7;
  stroke-width: 1;
}

.proxy-photo {
  opacity: 0.28;
  filter: grayscale(1) contrast(1.25);
}

.proxy-kicker,
.proxy-dimension,
.proxy-caption,
.proxy-label,
.proxy-index {
  fill: #9da59f;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.proxy-dimension {
  fill: #d7ddd7;
  font-size: 7px;
}

.proxy-dimension--vertical {
  writing-mode: vertical-rl;
}

.proxy-scale-bar {
  stroke: var(--decision-orange);
  stroke-width: 3;
}

.proxy-footprint,
.proxy-elevation {
  fill: rgba(255, 255, 255, 0.06);
  stroke: currentColor;
  stroke-width: 2;
}

.proxy-footprint--unknown,
.proxy-elevation--unknown {
  stroke-dasharray: 5 4;
}

.proxy-hatch-line {
  stroke: #6d7470;
  stroke-width: 2;
}

.proxy-candidate[data-state="pass"] { color: #36c6aa; }
.proxy-candidate[data-state="caution"] { color: #ffa255; }
.proxy-candidate[data-state="fail"] { color: #ff5570; }
.proxy-candidate[data-state="unknown"] { color: #abb1ad; }

.proxy-label {
  fill: currentColor;
  font-size: 6px;
  pointer-events: none;
}

.proxy-index {
  fill: currentColor;
  text-anchor: middle;
}

.proxy-motion {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-dasharray: 5 4;
}

.proxy-motion--drone {
  stroke-dasharray: 2 4;
}

.proxy-joint {
  fill: currentColor;
}

.proxy-caption {
  fill: #777f7a;
  font-size: 7px;
}

.proxy-legend {
  margin: 12px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  color: #aeb6b1;
}

.proxy-legend span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.proxy-legend i {
  width: 7px;
  height: 7px;
  display: block;
  background: var(--decision-gray);
}

.proxy-legend i[data-state="pass"] { background: #36c6aa; }
.proxy-legend i[data-state="caution"] { background: #ffa255; }
.proxy-legend i[data-state="fail"] { background: #ff5570; }

.decision-results {
  position: relative;
  background: var(--paper-bright);
}

.results-header {
  min-height: 88px;
  padding: 17px 20px;
  align-items: center;
}

.results-header > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.results-header > div:first-child strong {
  font-size: clamp(17px, 1.8vw, 27px);
  font-weight: 560;
  letter-spacing: -0.04em;
}

.result-counts {
  display: flex;
  border: 1px solid var(--line);
}

.result-counts span {
  min-width: 71px;
  padding: 7px 9px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-right: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 6px;
  letter-spacing: 0.08em;
}

.result-counts span:last-child { border-right: 0; }
.result-counts b { font-size: 15px; }
.result-counts [data-state="pass"] b { color: var(--decision-green); }
.result-counts [data-state="caution"] b { color: var(--decision-amber); }
.result-counts [data-state="fail"] b { color: #c3263f; }
.result-counts [data-state="unknown"] b { color: var(--decision-gray); }

.export-actions {
  display: flex;
}

.export-actions button + button {
  border-left: 0;
}

.export-actions button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.decision-result-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.results-empty {
  min-height: 260px;
  padding: 34px;
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    linear-gradient(#dfe1dc 1px, transparent 1px),
    linear-gradient(90deg, #dfe1dc 1px, transparent 1px);
  background-size: 24px 24px;
}

.results-empty span {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.results-empty strong {
  max-width: 30ch;
  font-size: clamp(22px, 3vw, 45px);
  font-weight: 560;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.decision-result-card {
  min-width: 0;
  padding: 19px 20px 20px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  box-shadow: inset 6px 0 0 var(--decision-gray);
}

.decision-result-card:nth-child(even) { border-right: 0; }
.decision-result-card[data-state="pass"] { box-shadow: inset 6px 0 0 var(--decision-green); }
.decision-result-card[data-state="caution"] { box-shadow: inset 6px 0 0 var(--decision-amber); }
.decision-result-card[data-state="fail"] { box-shadow: inset 6px 0 0 #c3263f; }

.decision-result-card > header {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: baseline;
  gap: 8px;
}

.decision-result-card > header span,
.decision-result-card > header b {
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.08em;
}

.decision-result-card > header strong {
  font-size: clamp(18px, 1.8vw, 28px);
  letter-spacing: -0.045em;
}

.decision-result-card > header b { color: var(--decision-gray); }
.decision-result-card[data-state="pass"] > header b { color: var(--decision-green); }
.decision-result-card[data-state="caution"] > header b { color: var(--decision-amber); }
.decision-result-card[data-state="fail"] > header b { color: #c3263f; }

.result-meta {
  margin: 12px 0;
  padding: 7px 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 6px;
}

.finding-row {
  padding: 8px 0;
  display: grid;
  grid-template-columns: 8px 90px 1fr;
  gap: 5px 8px;
  border-bottom: 1px solid #d7dad5;
}

.finding-row i {
  width: 7px;
  height: 7px;
  margin-top: 3px;
  background: var(--decision-gray);
}

.finding-row[data-state="pass"] i { background: var(--decision-green); }
.finding-row[data-state="caution"] i { background: var(--decision-amber); }
.finding-row[data-state="fail"] i { background: #c3263f; }

.finding-row strong,
.finding-row span,
.finding-row code {
  font-size: 8px;
  line-height: 1.45;
}

.finding-row strong { font-family: var(--mono); }
.finding-row span { color: #454b48; }
.finding-row code {
  grid-column: 2 / -1;
  color: var(--muted);
  font-family: var(--mono);
  white-space: normal;
}

.decision-result-card > button {
  width: 100%;
  margin-top: 13px;
  border-color: var(--ink);
  font-family: var(--mono);
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.evidence-drawer {
  padding: 24px 24px 30px;
  position: relative;
  background: #e4e5df;
  border-bottom: 1px solid var(--ink);
  box-shadow: inset 9px 0 0 var(--decision-orange);
}

.evidence-drawer[hidden] { display: none; }

#close-evidence {
  position: absolute;
  top: 18px;
  right: 20px;
  border-color: var(--ink);
  font-family: var(--mono);
  font-size: 7px;
}

.evidence-heading {
  max-width: 760px;
  padding-right: 100px;
}

.evidence-heading span,
.evidence-drawer h3 {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.evidence-heading h2 {
  margin: 9px 0;
  font-size: clamp(34px, 4.4vw, 68px);
  letter-spacing: -0.07em;
  line-height: 0.9;
}

.evidence-heading p {
  margin: 0;
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.55;
}

.evidence-drawer section {
  margin-top: 25px;
  padding-top: 14px;
  border-top: 1px solid var(--ink);
}

.evidence-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
}

.evidence-fact {
  min-width: 0;
  min-height: 150px;
  padding: 11px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-bright);
}

.evidence-fact:nth-child(4n) { border-right: 0; }
.evidence-fact:nth-last-child(-n + 4) { border-bottom: 0; }
.evidence-fact[data-status="unknown"] { background: #d8dad5; }

.evidence-fact > span,
.evidence-fact small,
.evidence-fact a {
  font-family: var(--mono);
  font-size: 6px;
  letter-spacing: 0.06em;
}

.evidence-fact strong { font-size: 17px; }
.evidence-fact small { color: var(--muted); }
.evidence-fact p { margin: 5px 0; font-size: 8px; line-height: 1.45; }
.evidence-fact > div { margin-top: auto; display: flex; flex-direction: column; gap: 4px; }
.evidence-fact a { color: var(--ink); line-height: 1.35; }

.capability-list,
.upstream-list,
.next-step-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.capability-list li,
.upstream-list li,
.next-step-list li {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--line);
  border-right: 0;
  background: var(--paper-bright);
}

.capability-list li:last-child,
.upstream-list li:last-child { border-right: 1px solid var(--line); }
.capability-list span,
.capability-list small,
.upstream-list small { color: var(--muted); font-size: 7px; line-height: 1.45; }
.capability-list span,
.upstream-list small { font-family: var(--mono); }
.upstream-list { display: flex; }
.upstream-list li { min-width: 240px; }
.upstream-list span { font-size: 8px; }

.next-step-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.next-step-list li {
  min-height: 76px;
  border-right: 1px solid var(--line);
  border-bottom: 0;
  box-shadow: inset 4px 0 0 var(--decision-gray);
}

.next-step-list li[data-state="pass"] { box-shadow: inset 4px 0 0 var(--decision-green); }
.next-step-list li[data-state="caution"] { box-shadow: inset 4px 0 0 var(--decision-amber); }
.next-step-list li[data-state="fail"] { box-shadow: inset 4px 0 0 #c3263f; }
.next-step-list span { font-size: 8px; line-height: 1.5; }

.decision-disclosure {
  min-height: 78px;
  padding: 17px 20px;
  display: grid;
  grid-template-columns: 260px 1fr;
  align-items: center;
  gap: 22px;
  background: #fff0e8;
  border-left: 9px solid var(--decision-orange);
}

.decision-disclosure strong { color: #a5481f; font-size: 13px; }
.decision-disclosure p { max-width: 85ch; margin: 0; font-size: 8px; line-height: 1.55; }

.deep-dive-divider {
  min-height: 112px;
  padding: 22px 26px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  background: var(--ink);
  color: var(--paper-bright);
}

.deep-dive-divider span { color: #8b938e; }
.deep-dive-divider strong { max-width: 24ch; font-size: clamp(20px, 2.7vw, 39px); font-weight: 560; letter-spacing: -0.05em; line-height: 0.96; text-align: right; }

@media (max-width: 1180px) {
  .decision-header { grid-template-columns: 1.25fr 1fr; }
  .fidelity-stamp { grid-column: 1 / -1; min-height: 110px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
  .fidelity-stamp small { text-align: right; }
  .decision-shell { grid-template-columns: 130px minmax(570px, 1fr); }
  .decision-viewport { grid-column: 1 / -1; border-top: 1px solid var(--ink); }
  .decision-viewport > svg { max-height: 520px; }
}

@media (max-width: 820px) {
  .decision-header { display: block; }
  .decision-header > div { min-height: 190px; border-right: 0; border-bottom: 1px solid var(--ink); }
  .fidelity-stamp { min-height: 100px !important; grid-template-columns: 1fr auto; }
  .fidelity-stamp small { grid-column: 1 / -1; text-align: left; }
  .decision-shell { display: block; }
  .decision-steps { display: grid; grid-template-columns: repeat(4, 1fr); border-right: 0; }
  .decision-steps a { min-height: 74px; border-right: 1px solid var(--line); }
  .decision-form { display: block; border-right: 0; }
  .study-block { border-right: 0; }
  .candidate-group > div { grid-template-columns: repeat(2, 1fr); }
  .candidate-chip:nth-child(2n) { border-right: 0; }
  .decision-result-list { display: block; }
  .decision-result-card { border-right: 0; }
  .results-header { align-items: flex-start; flex-wrap: wrap; }
  .evidence-facts { grid-template-columns: repeat(2, 1fr); }
  .evidence-fact:nth-child(2n) { border-right: 0; }
  .evidence-fact:nth-last-child(-n + 4) { border-bottom: 1px solid var(--line); }
  .evidence-fact:nth-last-child(-n + 2) { border-bottom: 0; }
  .capability-list { grid-template-columns: repeat(2, 1fr); }
  .capability-list li { border-right: 1px solid var(--line); }
}

@media (max-width: 560px) {
  .decision-header h1 { font-size: 55px; }
  .decision-header > div { padding: 22px 18px; }
  .decision-steps { grid-template-columns: 1fr 1fr; }
  .decision-steps a { min-height: 62px; }
  .study-block { padding: 17px 14px; }
  .measurement-grid,
  .study-field-row,
  .study-requirements { grid-template-columns: 1fr; }
  .decision-actions { grid-template-columns: 1fr; }
  .decision-viewport { padding: 14px; }
  .decision-viewport > svg { min-height: 300px; }
  .results-header { display: flex; }
  .result-counts { width: 100%; }
  .result-counts span { min-width: 0; flex: 1; }
  .export-actions { width: 100%; }
  .export-actions button { flex: 1; }
  .decision-result-card { padding: 16px 14px; }
  .decision-result-card > header { grid-template-columns: 1fr auto; }
  .decision-result-card > header span { grid-column: 1 / -1; }
  .finding-row { grid-template-columns: 8px 74px 1fr; }
  .evidence-drawer { padding: 20px 14px; }
  .evidence-heading { padding-right: 65px; }
  .evidence-facts,
  .capability-list,
  .next-step-list { grid-template-columns: 1fr; }
  .evidence-fact { border-right: 0 !important; border-bottom: 1px solid var(--line) !important; }
  .evidence-fact:last-child { border-bottom: 0 !important; }
  .upstream-list { display: block; }
  .upstream-list li { min-width: 0; border-right: 1px solid var(--line); }
  .decision-disclosure { grid-template-columns: 1fr; gap: 7px; }
  .deep-dive-divider { min-height: 140px; flex-direction: column; align-items: flex-start; }
  .deep-dive-divider strong { text-align: left; }
}

button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

button:hover {
  background: rgba(0, 111, 206, 0.08);
}

.workbench {
  min-height: 100vh;
}

.masthead {
  min-height: 58px;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
  color: var(--paper-bright);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.masthead p {
  margin: 0;
  color: #89908c;
}

.masthead > a:last-child {
  justify-self: end;
  color: var(--paper-bright);
  text-decoration-color: #5a6260;
  text-underline-offset: 4px;
}

.brand {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.brand > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand small {
  color: #929995;
  font-size: 6px;
  letter-spacing: 0.16em;
}

.brand strong {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.brand-mark {
  width: 29px;
  height: 29px;
  position: relative;
  display: block;
  border: 1px solid #525958;
}

.brand-mark i {
  width: 16px;
  height: 3px;
  position: absolute;
  left: 5px;
  background: var(--signal);
  transform-origin: 2px 2px;
}

.brand-mark i:nth-child(1) {
  bottom: 6px;
  transform: rotate(-57deg);
}

.brand-mark i:nth-child(2) {
  left: 13px;
  bottom: 18px;
  transform: rotate(38deg);
}

.brand-mark i:nth-child(3) {
  width: 5px;
  height: 5px;
  left: 18px;
  top: 5px;
  border-radius: 50%;
}

.bot-dock {
  min-height: 350px;
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(520px, 1.8fr) minmax(285px, 0.82fr);
  grid-template-rows: 156px minmax(194px, auto);
  grid-template-areas:
    "intro topology brief"
    "intro profiles brief";
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
}

.bot-dock-heading {
  grid-area: intro;
  min-width: 0;
  padding: 27px 24px 25px;
  display: flex;
  flex-direction: column;
  background: var(--blue);
  color: white;
}

.bot-dock-heading > span,
.topology-panel > span,
.profile-index-heading span,
.panel-heading span,
fieldset legend,
.control-panel label > span,
.viewport-meta,
.canvas-note,
.hint,
.telemetry dt,
.analysis-dock header span,
.profile-brief dt,
.truth-label span {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.13em;
  line-height: 1.45;
  text-transform: uppercase;
}

.bot-dock-heading > span {
  color: rgba(255, 255, 255, 0.68);
}

.bot-dock-heading h1 {
  margin: auto 0 16px;
  font-size: clamp(45px, 4.7vw, 74px);
  font-weight: 720;
  letter-spacing: -0.072em;
  line-height: 0.78;
}

.bot-dock-heading h1 em {
  color: var(--signal);
  font-style: normal;
}

.bot-dock-heading p {
  max-width: 265px;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.075em;
  line-height: 1.55;
}

.topology-panel {
  grid-area: topology;
  min-width: 0;
  padding: 17px 18px 18px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.topology-panel > span,
.profile-index-heading span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
}

.platform-switch {
  height: 110px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.platform-switch button {
  min-width: 0;
  padding: 10px 9px 8px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 48px;
  grid-template-rows: auto 1fr;
  align-items: end;
  gap: 4px 6px;
  border-color: var(--ink);
  text-align: left;
}

.platform-switch button + button {
  border-left: 0;
}

.platform-switch button[aria-pressed="true"] {
  background: var(--ink);
  color: white;
}

.platform-switch button[aria-pressed="true"]::after {
  content: "";
  height: 5px;
  position: absolute;
  inset: auto 0 0;
  background: var(--signal);
}

.platform-switch b {
  grid-column: 1 / -1;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1;
}

.platform-switch button > span {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-self: end;
  gap: 3px;
}

.platform-switch strong {
  font-size: clamp(9px, 0.85vw, 13px);
  letter-spacing: -0.025em;
}

.platform-switch small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 5.5px;
  letter-spacing: 0.08em;
  line-height: 1.35;
}

.platform-switch button[aria-pressed="true"] small {
  color: #aeb5b1;
}

.platform-glyph {
  width: 46px;
  height: 40px;
  position: relative;
  display: block;
  align-self: end;
  opacity: 0.82;
}

.platform-glyph::before,
.platform-glyph::after,
.platform-glyph > i {
  content: "";
  position: absolute;
  display: block;
}

.platform-glyph--arm::before {
  width: 23px;
  height: 4px;
  left: 3px;
  bottom: 8px;
  background: currentColor;
  transform: rotate(-48deg);
  transform-origin: left center;
}

.platform-glyph--arm::after {
  width: 19px;
  height: 4px;
  left: 20px;
  top: 11px;
  background: currentColor;
  transform: rotate(30deg);
  transform-origin: left center;
}

.platform-glyph--arm > i:first-child,
.platform-glyph--arm > i:last-child {
  width: 8px;
  height: 8px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.platform-glyph--arm > i:first-child {
  left: 0;
  bottom: 4px;
}

.platform-glyph--arm > i:last-child {
  left: 18px;
  top: 7px;
}

.platform-glyph--humanoid::before {
  width: 9px;
  height: 9px;
  left: 18px;
  top: 1px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.platform-glyph--humanoid::after {
  width: 12px;
  height: 18px;
  left: 17px;
  top: 12px;
  border: 2px solid currentColor;
}

.platform-glyph--humanoid > i:first-child {
  width: 34px;
  height: 2px;
  left: 6px;
  top: 17px;
  background: currentColor;
}

.platform-glyph--humanoid > i:last-child {
  width: 24px;
  height: 11px;
  left: 10px;
  bottom: 0;
  border-left: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: skewX(-20deg);
}

.platform-glyph--quadruped::before {
  width: 29px;
  height: 12px;
  left: 7px;
  top: 10px;
  border: 2px solid currentColor;
}

.platform-glyph--quadruped::after {
  width: 8px;
  height: 8px;
  right: 1px;
  top: 6px;
  border: 2px solid currentColor;
}

.platform-glyph--quadruped > i:first-child,
.platform-glyph--quadruped > i:last-child {
  width: 17px;
  height: 12px;
  top: 22px;
  border-left: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.platform-glyph--quadruped > i:first-child {
  left: 8px;
}

.platform-glyph--quadruped > i:last-child {
  right: 9px;
}

.platform-glyph--drone::before,
.platform-glyph--drone::after {
  width: 15px;
  height: 15px;
  top: 3px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.platform-glyph--drone::before {
  left: 2px;
}

.platform-glyph--drone::after {
  right: 2px;
}

.platform-glyph--drone > i:first-child {
  width: 36px;
  height: 3px;
  left: 5px;
  top: 12px;
  background: currentColor;
}

.platform-glyph--drone > i:last-child {
  width: 14px;
  height: 9px;
  left: 16px;
  top: 10px;
  border: 2px solid currentColor;
  background: var(--paper);
}

.profile-index {
  grid-area: profiles;
  min-width: 0;
  padding: 15px 18px 18px;
  border-right: 1px solid var(--ink);
}

.profile-index-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.profile-index-heading strong {
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.arm-topology-filter {
  margin-bottom: 7px;
  display: flex;
  gap: 0;
}

.arm-topology-filter button {
  min-height: 24px;
  padding: 3px 10px;
  border-color: var(--line);
  font-family: var(--mono);
  font-size: 6px;
  letter-spacing: 0.08em;
}

.arm-topology-filter button + button {
  border-left: 0;
}

.arm-topology-filter button[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper-bright);
}

.bot-options {
  height: 115px;
  display: flex;
  border: 1px solid var(--ink);
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-color: var(--ink) var(--steel);
  scrollbar-width: thin;
}

.bot-option {
  --profile-color: var(--blue);
  flex: 0 0 var(--profile-card-width, 142px);
  min-width: var(--profile-card-width, 142px);
  min-height: 113px;
  padding: 8px 9px 9px;
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  justify-items: start;
  border: 0;
  border-right: 1px solid var(--line);
  text-align: left;
}

.bot-option:last-child {
  border-right: 0;
}

.bot-option[aria-pressed="true"] {
  background: var(--ink);
  color: white;
}

.bot-option[aria-pressed="true"]::after {
  content: "";
  height: 5px;
  position: absolute;
  inset: auto 0 0;
  background: var(--signal);
}

.bot-number {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.08em;
}

.bot-option > span:last-child {
  width: 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.bot-option strong,
.bot-option small {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bot-option strong {
  font-size: clamp(11px, 1.05vw, 15px);
  font-weight: 670;
  letter-spacing: -0.025em;
}

.bot-option small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 6px;
}

.bot-badges {
  margin-top: 2px;
  display: flex !important;
  flex-direction: row !important;
  gap: 4px !important;
  overflow: visible !important;
}

.bot-badge {
  width: fit-content;
  padding: 2px 4px;
  border: 1px solid currentColor;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 5px;
  letter-spacing: 0.05em;
  line-height: 1;
}

.bot-badge[data-state="live"] {
  color: #00735f;
}

.bot-option[aria-pressed="true"] .bot-badge[data-state="live"] {
  color: var(--signal);
}

.bot-badge[data-state="restricted"] {
  color: #a5481f;
}

.bot-option[aria-pressed="true"] .bot-badge[data-state="restricted"] {
  color: #ff9869;
}

.bot-silhouette {
  width: 76px;
  height: 46px;
  position: relative;
  display: block;
  align-self: center;
  justify-self: center;
}

.bot-silhouette i {
  height: 8px;
  position: absolute;
  background: var(--profile-color);
  transform-origin: 4px 4px;
}

.bot-silhouette i:nth-child(1) {
  width: 37px;
  left: 5px;
  bottom: 8px;
  transform: rotate(-53deg);
}

.bot-silhouette i:nth-child(2) {
  width: 30px;
  left: 32px;
  top: 12px;
  transform: rotate(29deg);
}

.bot-silhouette i:nth-child(3) {
  width: 12px;
  right: 1px;
  top: 25px;
  background: currentColor;
}

.bot-silhouette::before,
.bot-silhouette::after {
  content: "";
  width: 12px;
  height: 12px;
  position: absolute;
  z-index: 2;
  border: 3px solid currentColor;
  border-radius: 50%;
  background: var(--profile-color);
}

.bot-silhouette::before {
  left: 1px;
  bottom: 2px;
}

.bot-silhouette::after {
  left: 31px;
  top: 7px;
}

.bot-silhouette--mobile::before {
  width: 36px;
  height: 11px;
  left: 0;
  bottom: 0;
  border: 0;
  border-radius: 2px;
}

.bot-silhouette--capsule i,
.bot-silhouette--cobot i {
  border-radius: 999px;
}

.bot-silhouette--humanoid i:nth-child(1) {
  width: 14px;
  height: 21px;
  left: 31px;
  bottom: 13px;
  border: 3px solid currentColor;
  background: transparent;
  transform: none;
}

.bot-silhouette--humanoid i:nth-child(2) {
  width: 41px;
  height: 3px;
  left: 18px;
  top: 15px;
  background: currentColor;
  transform: none;
}

.bot-silhouette--humanoid i:nth-child(3) {
  width: 25px;
  height: 12px;
  left: 25px;
  top: auto;
  bottom: 0;
  border-left: 3px solid currentColor;
  border-right: 3px solid currentColor;
  background: transparent;
  transform: skewX(-18deg);
}

.bot-silhouette--humanoid::before {
  width: 10px;
  height: 10px;
  left: 30px;
  top: 0;
  bottom: auto;
  background: var(--profile-color);
}

.bot-silhouette--humanoid::after {
  display: none;
}

.bot-silhouette--quadruped i:nth-child(1) {
  width: 43px;
  height: 15px;
  left: 16px;
  bottom: 17px;
  border: 3px solid currentColor;
  background: var(--profile-color);
  transform: none;
}

.bot-silhouette--quadruped i:nth-child(2),
.bot-silhouette--quadruped i:nth-child(3) {
  width: 28px;
  height: 16px;
  top: auto;
  bottom: 0;
  border-left: 3px solid currentColor;
  border-right: 3px solid currentColor;
  background: transparent;
  transform: none;
}

.bot-silhouette--quadruped i:nth-child(2) {
  left: 18px;
}

.bot-silhouette--quadruped i:nth-child(3) {
  left: 32px;
  right: auto;
}

.bot-silhouette--quadruped::before {
  width: 13px;
  height: 12px;
  left: auto;
  right: 2px;
  top: 8px;
  bottom: auto;
  border-radius: 2px;
}

.bot-silhouette--quadruped::after {
  display: none;
}

.bot-silhouette--drone i:nth-child(1) {
  width: 58px;
  height: 3px;
  left: 9px;
  bottom: 21px;
  background: currentColor;
  transform: none;
}

.bot-silhouette--drone i:nth-child(2) {
  width: 18px;
  height: 11px;
  left: 29px;
  top: 18px;
  border: 3px solid currentColor;
  background: var(--profile-color);
  transform: none;
}

.bot-silhouette--drone i:nth-child(3) {
  width: 28px;
  height: 3px;
  left: 24px;
  top: 31px;
  background: currentColor;
}

.bot-silhouette--drone::before,
.bot-silhouette--drone::after {
  width: 17px;
  height: 17px;
  top: 5px;
  bottom: auto;
  border-width: 2px;
  background: transparent;
}

.bot-silhouette--drone::before {
  left: 3px;
}

.bot-silhouette--drone::after {
  left: auto;
  right: 3px;
}

.profile-brief {
  grid-area: brief;
  min-width: 0;
  padding: 21px 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--steel);
}

.profile-title {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.profile-title span {
  width: fit-content;
  padding: 4px 6px;
  background: var(--ink);
  color: white;
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.1em;
}

.profile-title strong {
  font-size: clamp(19px, 1.7vw, 28px);
  font-weight: 680;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.profile-brief > p {
  margin: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  line-height: 1.5;
}

.profile-brief dl {
  margin: 0;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 14px;
}

.profile-brief dt,
.profile-brief dd {
  margin: 0;
}

.profile-brief dt {
  color: var(--muted);
}

.profile-brief dd {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.4;
}

.truth-label {
  margin-top: auto;
  padding: 11px;
  background: var(--paper-bright);
  border-left: 5px solid var(--blue);
}

.truth-label span {
  display: block;
  margin-bottom: 5px;
  color: var(--blue);
}

.truth-label strong {
  display: block;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.45;
}

.truth-label small {
  display: block;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 6px;
  letter-spacing: 0.04em;
  line-height: 1.45;
}

.profile-links {
  display: flex;
  gap: 16px;
}

.profile-brief a {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.simulation-boundary {
  min-height: 82px;
  padding: 14px 20px;
  display: grid;
  grid-template-columns: minmax(210px, 0.7fr) minmax(240px, 0.9fr) minmax(320px, 1.4fr);
  align-items: center;
  gap: 20px;
  background: #fff0e8;
  border-bottom: 1px solid var(--ink);
  border-left: 8px solid #ef6f2e;
}

.simulation-boundary span,
.simulation-boundary p {
  font-family: var(--mono);
}

.simulation-boundary span {
  color: #a5481f;
  font-size: 7px;
  letter-spacing: 0.1em;
  line-height: 1.5;
}

.simulation-boundary strong {
  font-size: clamp(16px, 1.8vw, 27px);
  font-weight: 580;
  letter-spacing: -0.04em;
  line-height: 1;
}

.simulation-boundary p {
  max-width: 75ch;
  margin: 0;
  color: #5f514b;
  font-size: 8px;
  line-height: 1.55;
}

.readout {
  display: grid;
  grid-template-columns: 1.25fr 1.15fr 0.9fr 0.7fr;
  background: var(--paper-bright);
  border-bottom: 1px solid var(--ink);
}

.readout > div {
  min-width: 0;
  min-height: 77px;
  padding: 13px 19px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 6px;
  border-right: 1px solid var(--ink);
}

.readout > div:first-child {
  background: var(--signal);
}

.readout > div:last-child {
  border-right: 0;
}

.readout span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  letter-spacing: 0.12em;
}

.readout strong {
  overflow: hidden;
  font-size: clamp(17px, 1.75vw, 27px);
  font-weight: 500;
  letter-spacing: -0.045em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#collision-readout[data-state="clear"] {
  color: #006b61;
}

#collision-readout[data-state="danger"] {
  color: var(--danger);
}

.instrument {
  min-height: 825px;
  display: grid;
  grid-template-columns: 288px minmax(520px, 1fr) 252px;
  background: var(--paper);
}

.control-panel,
.telemetry {
  min-width: 0;
}

.control-panel {
  padding: 17px;
  background: var(--ink-soft);
  border-right: 1px solid var(--line-dark);
  color: var(--paper-bright);
}

.telemetry {
  background: var(--paper);
  border-left: 1px solid var(--ink);
}

.panel-heading {
  min-height: 39px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid currentColor;
}

.panel-heading span {
  color: var(--muted);
}

.control-panel .panel-heading {
  border-color: #424849;
}

.panel-heading strong {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-align: right;
}

.tool-switch,
.mode-switch {
  margin: 13px 0;
  display: grid;
}

.tool-switch {
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid #424849;
  padding-bottom: 13px;
}

.mode-switch {
  grid-template-columns: repeat(3, 1fr);
}

.tool-switch button,
.mode-switch button,
.planner-switch button,
.control-panel .path-controls button,
.scene-controls button,
.environment-tools button {
  border-color: #4e5553;
  color: var(--paper-bright);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tool-switch button + button,
.mode-switch button + button,
.planner-switch button + button {
  border-left: 0;
}

.tool-switch button[aria-pressed="true"],
.mode-switch button[aria-pressed="true"],
.planner-switch button[aria-pressed="true"] {
  background: var(--paper-bright);
  border-color: var(--paper-bright);
  color: var(--ink);
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 13px 0;
  border: 0;
  border-top: 1px solid #3a4040;
}

fieldset legend {
  padding: 0 8px 0 0;
  color: #8f9793;
}

.planner-switch {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
}

.control-panel label {
  margin-top: 11px;
  display: block;
}

.control-panel label > span {
  margin-bottom: 6px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: #8f9793;
}

output {
  color: var(--paper-bright);
}

input[type="range"] {
  width: 100%;
  height: 18px;
  margin: 0;
  appearance: none;
  background: transparent;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: #626967;
}

input[type="range"]::-webkit-slider-thumb {
  width: 11px;
  height: 18px;
  margin-top: -8px;
  appearance: none;
  border: 2px solid var(--ink-soft);
  border-radius: 0;
  background: var(--signal);
}

.coordinate-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

input[type="number"],
input[type="text"],
select {
  width: 100%;
  height: 35px;
  padding: 0 9px;
  border: 1px solid #515856;
  border-radius: 0;
  background: #24292a;
  color: var(--paper-bright);
  font-family: var(--mono);
  font-size: 10px;
}

.environment-tools {
  font-family: var(--mono);
}

.calibration-status {
  min-height: 58px;
  padding: 10px 11px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 5px;
  background: var(--blue);
  color: white;
}

.calibration-status span {
  color: rgba(255, 255, 255, 0.64);
  font-size: 7px;
  letter-spacing: 0.12em;
}

.calibration-status strong {
  overflow: hidden;
  font-size: 9px;
  letter-spacing: 0.03em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.upload-control,
.import-control {
  min-height: 42px;
  padding: 9px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border: 1px solid #59615f;
  cursor: pointer;
}

.upload-control:hover,
.import-control:hover {
  background: rgba(216, 255, 40, 0.08);
}

.upload-control > span {
  margin: 0 !important;
  color: #8f9793 !important;
}

.upload-control strong {
  color: var(--signal);
  font-size: 8px;
  white-space: nowrap;
}

.reference-actions {
  margin-top: 8px;
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 9px;
  align-items: end;
}

.reference-actions label {
  margin: 0;
}

.field-note {
  margin: 9px 0 0;
  color: #7f8884;
  font-size: 7px;
  letter-spacing: 0.045em;
  line-height: 1.55;
}

.field-note[data-state="danger"] {
  color: #ff879d;
}

.preset-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.preset-grid button + button {
  border-left: 0;
}

.fixture-tools {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

#trace-box {
  grid-column: 1 / -1;
  background: var(--signal);
  border-color: var(--signal);
  color: var(--ink);
  font-weight: 800;
}

#trace-box[aria-pressed="true"] {
  background: var(--blue-bright);
  border-color: var(--blue-bright);
  color: white;
}

.fixture-list {
  max-height: 184px;
  overflow-y: auto;
  border: 1px solid #444b4a;
}

.fixture-list:empty::after {
  content: "NO FIXTURES / ADD OR TRACE ONE";
  min-height: 48px;
  padding: 10px;
  display: flex;
  align-items: center;
  color: #737c79;
  font-size: 7px;
  letter-spacing: 0.08em;
}

.fixture-row {
  width: 100%;
  min-height: 48px;
  padding: 7px 8px;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  border: 0;
  border-bottom: 1px solid #3f4645;
  color: #a0aaa6 !important;
  text-align: left;
}

.fixture-row:last-child {
  border-bottom: 0;
}

.fixture-row[aria-pressed="true"] {
  background: var(--paper-bright);
  color: var(--ink) !important;
}

.fixture-row > span:first-child {
  color: #68716e;
  font-size: 7px;
}

.fixture-row > span:nth-child(2) {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fixture-row strong,
.fixture-row small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fixture-row strong {
  font-size: 8px;
}

.fixture-row small {
  color: #68716e;
  font-size: 6px;
  text-transform: uppercase;
}

.fixture-row b {
  font-size: 7px;
  font-weight: 500;
}

.fixture-inspector {
  margin-top: 8px;
  padding: 0 9px 9px;
  border: 1px solid #4a5250;
  background: #1c2121;
}

.inspector-actions,
.scene-file-actions {
  margin-top: 9px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

#delete-fixture {
  border-color: var(--danger);
  color: #ff879d;
}

.import-control {
  min-height: 38px;
  justify-content: center;
  color: var(--paper-bright);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.path-controls {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 6px;
}

#add-waypoint,
#play-path {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--ink);
  font-weight: 800;
}

#play-path[disabled],
#transport-toggle[disabled] {
  opacity: 0.35;
  cursor: not-allowed;
}

.scene-controls > div {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

#remove-obstacle {
  grid-column: 1 / -1;
}

.hint {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid #3a4040;
  color: #7f8884;
}

.viewport-shell {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: minmax(560px, 1fr) 205px 49px;
  overflow: hidden;
  background: var(--viewport);
  color: var(--paper-bright);
}

.viewport-stage {
  min-width: 0;
  min-height: 0;
  position: relative;
  overflow: hidden;
}

.viewport-stage::before {
  content: "LIVE WORKCELL";
  position: absolute;
  inset: 0 auto auto 0;
  z-index: 3;
  padding: 6px 10px;
  background: var(--signal);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 7px;
  font-weight: 800;
  letter-spacing: 0.11em;
  pointer-events: none;
}

.viewport-meta {
  position: absolute;
  inset: 15px 16px auto 96px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  color: #788280;
  pointer-events: none;
}

#arm-canvas {
  width: 100%;
  height: 100%;
  min-height: 560px;
  display: block;
  touch-action: none;
  cursor: crosshair;
}

#arm-canvas[data-tool="environment"] {
  cursor: cell;
}

.canvas-note {
  position: absolute;
  right: 15px;
  bottom: 12px;
  margin: 0;
  color: #64706d;
  pointer-events: none;
}

.minor-grid-line {
  fill: none;
  stroke: #11191a;
  stroke-width: 1;
}

.major-grid-line {
  fill: none;
  stroke: #1a292b;
  stroke-width: 1;
}

.workspace-ring {
  fill: rgba(216, 255, 40, 0.009);
  stroke: #37494a;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.workspace-ring--partner {
  stroke-dasharray: 7 5;
}

.workspace-ring--inner {
  fill: none;
  stroke-dasharray: 3 6;
}

.reference-image {
  filter: saturate(0.72) contrast(1.08);
  pointer-events: none;
}

.workcell-boundary {
  fill: none;
  stroke: #8d9994;
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.axis-line {
  stroke: #2e4143;
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.dimension-line {
  stroke: var(--signal);
  stroke-width: 1;
  stroke-dasharray: 3 4;
  vector-effect: non-scaling-stroke;
}

.dimension-label {
  fill: var(--signal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.dual-mount-line {
  stroke: #75817d;
  stroke-width: 4;
  stroke-dasharray: 2 6;
  vector-effect: non-scaling-stroke;
}

.obstacle {
  fill: rgba(255, 49, 88, 0.14);
  stroke: var(--danger);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
  cursor: move;
}

.obstacle[data-selected="true"] {
  fill: rgba(22, 140, 255, 0.18);
  stroke: var(--blue-bright);
  stroke-width: 3;
}

.obstacle:hover {
  fill: rgba(255, 49, 88, 0.26);
  stroke-width: 3;
}

.fixture-callout {
  pointer-events: none;
  opacity: 0.72;
}

.fixture-callout[data-selected="true"] {
  opacity: 1;
}

.fixture-label {
  fill: #9da7a3;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}

.fixture-callout[data-selected="true"] .fixture-label {
  fill: var(--blue-bright);
}

.path-line {
  fill: none;
  stroke: var(--signal);
  stroke-width: 2.5;
  stroke-dasharray: 7 6;
  vector-effect: non-scaling-stroke;
}

.path-line[data-valid="false"] {
  stroke: var(--danger);
}

.waypoint {
  fill: var(--viewport);
  stroke: var(--signal);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
}

.waypoint-label {
  fill: var(--signal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.ghost-arm {
  fill: none;
  stroke: #5a6968;
  stroke-width: 7;
  stroke-dasharray: 2 7;
  stroke-linecap: round;
  opacity: 0.52;
  vector-effect: non-scaling-stroke;
}

.ghost-joint {
  fill: var(--viewport);
  stroke: #5a6968;
  stroke-width: 2;
  opacity: 0.7;
  vector-effect: non-scaling-stroke;
}

.manipulability-ellipse {
  fill: rgba(216, 255, 40, 0.05);
  stroke: var(--signal);
  stroke-width: 1.5;
  stroke-dasharray: 3 3;
  vector-effect: non-scaling-stroke;
}

.manipulability-ellipse[data-singular="true"] {
  fill: rgba(255, 49, 88, 0.09);
  stroke: var(--danger);
}

.robot-base {
  fill: var(--robot-shell);
  stroke: var(--robot-secondary);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

.robot-wheel {
  fill: var(--viewport);
  stroke: var(--robot-primary);
  stroke-width: 3;
  vector-effect: non-scaling-stroke;
}

.arm-link-shell {
  stroke: var(--robot-shell);
  stroke-width: 22;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.arm-link-core {
  stroke: var(--robot-primary);
  stroke-width: 12;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.arm-link-core[data-link="1"] {
  stroke: var(--robot-secondary);
}

.arm-link-shell[data-collision="true"],
.arm-link-core[data-collision="true"] {
  stroke: var(--danger);
}

.joint {
  fill: var(--robot-shell);
  stroke: var(--robot-secondary);
  stroke-width: 5;
  vector-effect: non-scaling-stroke;
}

.joint--servo {
  stroke: var(--robot-primary);
  stroke-width: 6;
}

.joint--pod {
  fill: var(--robot-secondary);
  stroke: var(--robot-primary);
}

.joint--capsule,
.joint--cobot {
  fill: var(--robot-secondary);
  stroke: var(--robot-primary);
}

.joint-core {
  fill: var(--viewport);
  stroke: none;
}

.end-effector {
  fill: var(--signal);
  stroke: var(--viewport);
  stroke-width: 4;
  vector-effect: non-scaling-stroke;
}

.gripper line {
  stroke: var(--robot-secondary);
  stroke-width: 6;
  stroke-linecap: square;
  vector-effect: non-scaling-stroke;
}

.target-ring {
  fill: rgba(22, 140, 255, 0.1);
  stroke: var(--blue-bright);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
  cursor: grab;
}

.target-cross {
  stroke: var(--blue-bright);
  stroke-width: 2;
  vector-effect: non-scaling-stroke;
  pointer-events: none;
}

.target-ring:active {
  cursor: grabbing;
}

.analysis-dock {
  min-width: 0;
  padding: 12px 15px;
  display: grid;
  grid-template-columns: 155px minmax(270px, 1fr) 178px;
  gap: 13px;
  background: #111516;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.analysis-dock header {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.analysis-dock header > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.analysis-dock header span {
  color: #7a8581;
}

.analysis-dock header strong {
  max-width: 145px;
  font-size: 19px;
  font-weight: 630;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.cspace-legend {
  display: flex;
  flex-direction: column;
  gap: 5px;
  color: #87918e;
  font-family: var(--mono);
  font-size: 7px;
}

.cspace-legend span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cspace-legend i {
  width: 9px;
  height: 9px;
  display: inline-block;
}

.cspace-legend i[data-tone="free"] {
  background: #111616;
  border: 1px solid #4b5655;
}

.cspace-legend i[data-tone="blocked"] {
  background: #77263c;
}

.cspace-legend i[data-tone="path"] {
  background: var(--signal);
}

.cspace-plot {
  min-width: 0;
  min-height: 0;
  position: relative;
}

#cspace-canvas {
  width: 100%;
  height: 164px;
  display: block;
  border: 1px solid #354445;
  image-rendering: pixelated;
}

.cspace-plot p {
  position: absolute;
  inset: 6px 6px auto auto;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 126px;
  color: #7e8d8b;
  font-family: var(--mono);
  font-size: 6px;
  pointer-events: none;
}

.cspace-note {
  padding: 12px;
  align-self: stretch;
  background: var(--signal);
  color: var(--ink);
}

.cspace-note strong {
  font-size: 17px;
  letter-spacing: -0.03em;
}

.cspace-note p {
  margin: 13px 0 0;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.55;
}

.transport {
  min-width: 0;
  display: grid;
  grid-template-columns: 88px 92px minmax(120px, 1fr) auto;
  align-items: center;
  gap: 13px;
  padding: 0 15px;
  background: #111516;
  color: #89938f;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.transport button {
  min-height: 29px;
  border-color: #56605d;
  color: var(--paper-bright);
  font-family: var(--mono);
  font-size: 8px;
}

.transport input[type="range"]::-webkit-slider-runnable-track {
  background: #505a57;
}

.transport input[type="range"]::-webkit-slider-thumb {
  border-color: #111516;
}

.telemetry .panel-heading {
  margin: 17px 16px 0;
}

.telemetry .panel-heading strong {
  padding: 4px 6px;
  background: var(--signal);
  color: var(--ink);
}

.telemetry dl {
  margin: 0;
}

.telemetry dl > div {
  min-height: 62px;
  padding: 10px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 5px;
  border-bottom: 1px solid var(--line);
}

.telemetry dl > div:first-child {
  min-height: 93px;
  background: var(--blue);
  color: white;
}

.telemetry dl > div:first-child dt {
  color: rgba(255, 255, 255, 0.67);
}

.telemetry dl > div:first-child dd {
  font-size: 28px;
}

.telemetry dt,
.telemetry dd {
  margin: 0;
}

.telemetry dt {
  color: var(--muted);
}

.telemetry dd {
  font-family: var(--mono);
  font-size: 17px;
  letter-spacing: -0.045em;
}

.telemetry dd[data-state="danger"] {
  color: var(--danger);
}

.system-message {
  margin: 14px;
  padding: 12px;
  border: 1px solid var(--ink);
  border-left: 5px solid var(--blue);
  background: var(--paper-bright);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.05em;
  line-height: 1.55;
}

.system-message[data-state="danger"] {
  border-left-color: var(--danger);
  color: var(--ink);
}

.telemetry-note {
  margin: 14px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 7px;
  line-height: 1.55;
}

[hidden] {
  display: none !important;
}

@media (min-width: 881px) {
  .control-panel,
  .viewport-shell {
    height: 825px;
    max-height: 825px;
  }

  .control-panel {
    overflow-y: auto;
    scrollbar-color: #59615f var(--ink-soft);
    scrollbar-width: thin;
  }

  .telemetry {
    max-height: 825px;
    overflow-y: auto;
  }
}

@media (max-width: 1240px) {
  .bot-dock {
    grid-template-columns: 255px minmax(500px, 1fr);
    grid-template-rows: 156px auto auto;
    grid-template-areas:
      "intro topology"
      "intro profiles"
      "brief brief";
  }

  .profile-brief {
    display: grid;
    grid-template-columns: 1fr 1.2fr 1.3fr 1.4fr auto;
    align-items: center;
    border-top: 1px solid var(--ink);
  }

  .profile-brief > p {
    padding: 0;
    border: 0;
  }

  .truth-label {
    margin: 0;
  }

  .profile-links {
    flex-direction: column;
    gap: 8px;
  }

  .instrument {
    grid-template-columns: 275px minmax(480px, 1fr);
  }

  .telemetry {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 190px 1fr;
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .telemetry dl {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .telemetry dl > div:first-child {
    min-height: 62px;
  }

  .telemetry dl > div:first-child dd {
    font-size: 20px;
  }
}

@media (max-width: 880px) {
  .masthead {
    grid-template-columns: 1fr auto;
  }

  .masthead p {
    display: none;
  }

  .bot-dock {
    display: block;
  }

  .bot-dock-heading {
    min-height: 255px;
  }

  .bot-dock-heading h1 {
    font-size: 64px;
  }

  .topology-panel,
  .profile-index {
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .profile-brief {
    display: flex;
  }

  .profile-index {
    overflow: hidden;
  }

  .simulation-boundary {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .readout {
    grid-template-columns: 1fr 1fr;
  }

  .instrument {
    display: flex;
    flex-direction: column;
  }

  .control-panel {
    border-right: 0;
    border-bottom: 1px solid var(--ink);
  }

  .viewport-shell {
    order: -1;
  }

  .analysis-dock {
    grid-template-columns: 130px minmax(230px, 1fr);
  }

  .cspace-note {
    grid-column: 1 / -1;
  }

  .telemetry {
    display: block;
  }

  .telemetry dl {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 590px) {
  .brand small,
  .masthead > a:last-child {
    display: none;
  }

  .bot-dock-heading h1 {
    font-size: 54px;
  }

  .platform-switch {
    height: auto;
    grid-template-columns: 1fr 1fr;
  }

  .platform-switch button {
    min-height: 88px;
  }

  .platform-switch button:nth-child(3) {
    border-left: 1px solid var(--ink);
  }

  .platform-switch button:nth-child(n + 3) {
    border-top: 0;
  }

  .readout strong {
    font-size: 16px;
  }

  .viewport-shell {
    grid-template-rows: 70vh auto 75px;
  }

  #arm-canvas {
    min-height: 70vh;
  }

  .analysis-dock {
    display: block;
  }

  .analysis-dock header,
  .cspace-note {
    margin-bottom: 12px;
  }

  .cspace-legend {
    margin: 10px 0;
    flex-direction: row;
  }

  .transport {
    grid-template-columns: 85px 1fr;
  }

  .transport input,
  .transport > span:last-child {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}

/* Robot Field Guide / research-led decision experience */
:root {
  --guide-canvas: #f4f1e8;
  --guide-paper: #fffdf8;
  --guide-ink: #17231f;
  --guide-ink-soft: #43504b;
  --guide-line: #c9cec5;
  --guide-line-dark: #89928c;
  --guide-forest: #0b6b5c;
  --guide-forest-dark: #084d43;
  --guide-mint: #d9e8d8;
  --guide-coral: #ed7048;
  --guide-coral-soft: #f8ded2;
  --guide-yellow: #d5b84a;
  --guide-danger: #bd4357;
  --guide-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --guide-sans: "Avenir Next", Avenir, Inter, "Helvetica Neue", Arial, sans-serif;
  --guide-mono: "SFMono-Regular", "Roboto Mono", Consolas, monospace;
}

html {
  scroll-behavior: smooth;
  background: var(--guide-canvas);
}

body {
  background:
    linear-gradient(rgba(23, 35, 31, 0.035) 1px, transparent 1px),
    var(--guide-canvas);
  background-size: 100% 24px;
  color: var(--guide-ink);
  font-family: var(--guide-sans);
}

button,
input,
select,
textarea {
  font: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--guide-coral);
  outline-offset: 3px;
}

.workbench {
  width: min(1600px, 100%);
  margin: 0 auto;
  overflow: clip;
  background: var(--guide-canvas);
}

.masthead {
  min-height: 76px;
  padding: 0 28px;
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  border: 0;
  border-bottom: 1px solid var(--guide-line);
  background: rgba(255, 253, 248, 0.94);
  color: var(--guide-ink);
  backdrop-filter: blur(18px);
}

.masthead .brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  width: 40px;
  height: 40px;
  position: relative;
  display: block;
  flex: 0 0 auto;
  border: 1px solid var(--guide-ink);
  border-radius: 50%;
  background: var(--guide-mint);
}

.brand-mark i {
  width: 8px;
  height: 8px;
  position: absolute;
  border: 2px solid var(--guide-ink);
  border-radius: 50%;
  background: var(--guide-paper);
}

.brand-mark i:nth-child(1) { left: 7px; bottom: 7px; }
.brand-mark i:nth-child(2) { left: 16px; top: 8px; }
.brand-mark i:nth-child(3) { right: 5px; bottom: 10px; background: var(--guide-coral); }

.masthead .brand small,
.masthead-actions span,
.eyebrow {
  display: block;
  color: var(--guide-forest);
  font-family: var(--guide-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.09em;
  line-height: 1.4;
  text-transform: uppercase;
}

.masthead .brand strong {
  display: block;
  margin-top: 2px;
  font-family: var(--guide-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.masthead nav,
.masthead-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}

.masthead nav a,
.masthead-actions a {
  color: var(--guide-ink);
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
}

.masthead nav a:hover,
.masthead-actions a:hover {
  color: var(--guide-forest);
}

.masthead-actions {
  justify-content: flex-end;
}

.masthead-actions a {
  padding: 10px 14px;
  border: 1px solid var(--guide-line-dark);
  border-radius: 999px;
}

.guide-hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(520px, 1.08fr);
  border-bottom: 1px solid var(--guide-line);
  background: var(--guide-paper);
}

.guide-hero-copy {
  padding: clamp(64px, 8vw, 120px) clamp(32px, 6vw, 92px) 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.guide-hero h1 {
  max-width: 10.5ch;
  margin: 18px 0 28px;
  font-family: var(--guide-display);
  font-size: clamp(58px, 6.8vw, 108px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.88;
}

.guide-hero h1 em,
.decision-header h2 em {
  color: var(--guide-coral);
  font-weight: inherit;
}

.guide-intro {
  max-width: 58ch;
  margin: 0;
  color: var(--guide-ink-soft);
  font-size: clamp(17px, 1.45vw, 21px);
  line-height: 1.55;
}

.guide-actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.primary-action,
.secondary-action {
  min-height: 52px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  border: 1px solid var(--guide-ink);
  border-radius: 10px;
  color: var(--guide-ink);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
}

.primary-action {
  background: var(--guide-forest);
  color: white;
  border-color: var(--guide-forest);
  box-shadow: 4px 4px 0 var(--guide-ink);
}

.primary-action:hover { background: var(--guide-forest-dark); transform: translate(-1px, -1px); }
.primary-action:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--guide-ink); }
.secondary-action:hover { background: var(--guide-mint); }

.guide-trust {
  margin: auto 0 0;
  padding-top: 44px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.guide-trust div {
  min-width: 0;
  padding: 0 14px;
  border-left: 1px solid var(--guide-line);
}

.guide-trust div:first-child { padding-left: 0; border-left: 0; }
.guide-trust dt { font-family: var(--guide-display); font-size: 23px; font-weight: 600; }
.guide-trust dd { margin: 3px 0 0; color: var(--guide-ink-soft); font-size: 11px; line-height: 1.3; }

.guide-hero-visual {
  min-width: 0;
  margin: 28px 28px 28px 0;
  padding: 22px;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #153a33;
  border-radius: 22px;
  background: #0d302a;
  color: #f6f2e8;
  box-shadow: inset 0 0 0 8px rgba(255, 255, 255, 0.025);
}

.visual-heading,
.visual-legend {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--guide-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.visual-heading span { font-weight: 700; }
.visual-heading small { color: #9bb4ab; font-size: inherit; }
.guide-hero-visual svg { width: 100%; height: auto; flex: 1; overflow: visible; }
.hero-room { fill: #123b34; stroke: #9eb8ae; stroke-width: 1.5; }
.hero-grid { fill: url(#hero-grid); stroke: none; }
#hero-grid path { fill: none; stroke: rgba(231, 239, 232, 0.1); stroke-width: 1; }
.hero-zone { fill: #d6e4d5; stroke: #f7f3e9; stroke-width: 1.5; }
.guide-hero-visual text { fill: #18342e; font-family: var(--guide-mono); font-size: 11px; font-weight: 700; letter-spacing: 0.08em; }
.hero-bot { color: #f4eee1; }
.hero-bot path,
.hero-bot circle,
.hero-bot rect { fill: none; stroke: currentColor; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.hero-bot--arm { color: #ff926c; }
.hero-bot--human { color: #e8d173; }
.hero-bot--quad { color: #9dc2b0; }
.hero-bot--drone { color: #f4eee1; }
.hero-bot .hero-motion { stroke-dasharray: 7 9; stroke-width: 2; opacity: 0.65; }
.hero-measure path { fill: none; stroke: #9eb8ae; stroke-width: 1; }
.hero-measure text { fill: #9eb8ae; }
.visual-legend { justify-content: flex-start; flex-wrap: wrap; color: #c7d7d0; }
.visual-legend span { display: flex; align-items: center; gap: 6px; }
.visual-legend i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.visual-legend span:nth-child(1) { color: #ff926c; }
.visual-legend span:nth-child(2) { color: #e8d173; }
.visual-legend span:nth-child(3) { color: #9dc2b0; }

.decision-lab {
  padding: clamp(56px, 7vw, 96px) clamp(20px, 4vw, 56px);
  background: var(--guide-canvas);
  border: 0;
  border-bottom: 1px solid var(--guide-line);
  scroll-margin-top: 24px;
}

.decision-header {
  min-height: 0;
  padding: 0 0 32px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: end;
  border: 0;
}

.decision-header > div {
  padding: 0;
  border: 0;
}

.decision-header h2 {
  margin: 14px 0 0;
  max-width: 16ch;
  font-family: var(--guide-display);
  font-size: clamp(45px, 5.2vw, 76px);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.95;
}

.decision-positioning {
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  background: none;
}

.decision-positioning > p {
  max-width: 48ch;
  margin: 0;
  color: var(--guide-ink-soft);
  font-family: var(--guide-sans);
  font-size: 16px;
  line-height: 1.55;
}

.fidelity-stamp {
  min-height: 0;
  padding: 16px 18px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 18px;
  align-items: center;
  border: 1px solid var(--guide-line);
  border-radius: 12px;
  background: var(--guide-paper);
  color: var(--guide-ink);
}

.fidelity-stamp span,
.fidelity-stamp small {
  color: var(--guide-ink-soft);
  font-family: var(--guide-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.fidelity-stamp span { grid-column: 1; }
.fidelity-stamp strong { grid-column: 1; color: var(--guide-forest); font-family: var(--guide-display); font-size: 27px; letter-spacing: -0.02em; }
.fidelity-stamp small { grid-column: 2; grid-row: 1 / 3; line-height: 1.5; }

.decision-steps {
  margin: 0 0 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  border: 1px solid var(--guide-line);
  border-radius: 14px;
  background: rgba(255, 253, 248, 0.72);
  font-family: var(--guide-sans);
  text-transform: none;
}

.decision-steps a {
  min-height: 82px;
  padding: 16px;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  border: 0;
  border-right: 1px solid var(--guide-line);
  color: var(--guide-ink);
}

.decision-steps a:last-child { border-right: 0; }
.decision-steps a:hover { background: var(--guide-mint); }
.decision-steps b { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--guide-forest); border-radius: 50%; color: var(--guide-forest); font-size: 12px; }
.decision-steps span { gap: 3px; font-size: 13px; font-weight: 700; }
.decision-steps small { color: var(--guide-ink-soft); font-size: 10px; font-weight: 500; }

.decision-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(410px, 0.84fr);
  align-items: start;
  gap: 18px;
  border: 0;
}

.decision-form {
  min-width: 0;
  display: block;
  overflow: hidden;
  border: 1px solid var(--guide-line);
  border-radius: 16px;
  background: var(--guide-paper);
}

.study-block,
.study-block:nth-child(2),
.study-block--candidates {
  padding: clamp(24px, 3.2vw, 42px);
  border: 0;
  border-bottom: 1px solid var(--guide-line);
  scroll-margin-top: 24px;
}

.study-block:last-child { border-bottom: 0; }
.study-block > header {
  min-height: 0;
  padding-bottom: 16px;
  align-items: baseline;
  border: 0;
}

.study-block > header span {
  color: var(--guide-forest);
  font-family: var(--guide-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.study-block > header strong {
  font-family: var(--guide-display);
  font-size: clamp(24px, 2.5vw, 34px);
  font-weight: 600;
  letter-spacing: -0.025em;
}

.block-intro {
  max-width: 62ch;
  margin: -4px 0 22px;
  color: var(--guide-ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

.scenario-presets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.scenario-presets button {
  min-height: 112px;
  padding: 18px 18px 16px;
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  grid-template-rows: auto auto;
  gap: 5px 10px;
  align-content: center;
  border: 1px solid var(--guide-line);
  border-radius: 12px;
  background: #f8f6ef;
  color: var(--guide-ink);
  text-align: left;
  cursor: pointer;
  transition: border 120ms ease, background 120ms ease, transform 120ms ease;
}

.scenario-presets button:last-child { grid-column: 1 / -1; }
.scenario-presets button:hover { border-color: var(--guide-forest); transform: translateY(-1px); }
.scenario-presets button[aria-pressed="true"] { border-color: var(--guide-forest); background: var(--guide-mint); box-shadow: inset 4px 0 0 var(--guide-forest); }
.scenario-number { grid-row: 1 / 3; width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid currentColor; border-radius: 50%; color: var(--guide-forest); font-family: var(--guide-mono); font-size: 9px; }
.scenario-presets strong { align-self: end; font-size: 15px; line-height: 1.25; }
.scenario-presets small { align-self: start; color: var(--guide-ink-soft); font-size: 11px; line-height: 1.4; }

.study-field {
  margin-top: 16px;
}

.study-field label {
  margin-bottom: 7px;
  display: flex;
  color: var(--guide-ink);
  font-family: var(--guide-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: none;
}

.study-field label small { color: var(--guide-ink-soft); font-family: var(--guide-mono); font-size: 9px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; }
.study-field input,
.study-field select,
.study-field textarea {
  width: 100%;
  border: 1px solid var(--guide-line-dark);
  border-radius: 9px;
  background: white;
  color: var(--guide-ink);
  font-family: var(--guide-sans);
  font-size: 14px;
  transition: border 120ms ease, box-shadow 120ms ease;
}
.study-field input,
.study-field select { height: 48px; padding: 0 13px; }
.study-field textarea { min-height: 92px; padding: 13px; }
.study-field input:hover,
.study-field select:hover,
.study-field textarea:hover { border-color: var(--guide-forest); }

.measurement-grid { gap: 14px; }
.measurement-grid--primary .study-field { position: relative; }
.measurement-grid--primary input { padding-right: 104px; font-family: var(--guide-mono); font-size: 17px; font-weight: 700; }
.measurement-hint { position: absolute; right: 12px; bottom: 17px; color: var(--guide-forest); font-size: 10px; font-weight: 700; }

.photo-capture {
  min-height: 72px;
  margin-top: 20px;
  padding: 14px 16px;
  border: 1px dashed var(--guide-forest);
  border-radius: 12px;
  background: #eef5ed;
  color: var(--guide-ink);
  font-family: var(--guide-sans);
  font-size: 12px;
  letter-spacing: 0;
  text-transform: none;
}
.photo-capture span { display: flex; flex-direction: column; gap: 3px; }
.photo-capture span strong { font-size: 14px; }
.photo-capture span small { color: var(--guide-ink-soft); font-size: 11px; }
.photo-capture > b { padding: 9px 12px; border-radius: 8px; background: var(--guide-forest); color: white; font-size: 11px; }

.advanced-details,
.candidate-browser,
.measure-guide,
.result-findings {
  margin-top: 18px;
  border: 1px solid var(--guide-line);
  border-radius: 12px;
  background: #f8f6ef;
}

.advanced-details > summary,
.candidate-browser > summary,
.measure-guide > summary,
.result-findings > summary {
  min-height: 58px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
}

.advanced-details > summary::-webkit-details-marker,
.candidate-browser > summary::-webkit-details-marker,
.measure-guide > summary::-webkit-details-marker,
.result-findings > summary::-webkit-details-marker { display: none; }
.advanced-details > summary::after,
.candidate-browser > summary::after,
.measure-guide > summary::after,
.result-findings > summary::after { content: "+"; margin-left: auto; color: var(--guide-forest); font-size: 22px; }
.advanced-details[open] > summary::after,
.candidate-browser[open] > summary::after,
.measure-guide[open] > summary::after,
.result-findings[open] > summary::after { content: "−"; }
.advanced-details summary span,
.candidate-browser summary span { font-size: 13px; font-weight: 750; }
.advanced-details summary small,
.candidate-browser summary small { color: var(--guide-ink-soft); font-size: 10px; }
.advanced-grid { padding: 0 16px 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.advanced-grid .study-field--wide,
.advanced-grid .study-requirements { grid-column: 1 / -1; }
.study-requirements { grid-template-columns: repeat(3, 1fr); gap: 8px; }
.study-toggle { min-height: 48px; padding: 10px 12px; border: 1px solid var(--guide-line); border-radius: 9px; background: white; font-family: var(--guide-sans); font-size: 12px; letter-spacing: 0; }
.study-toggle input { width: 17px; height: 17px; accent-color: var(--guide-forest); }
.study-note { margin: 14px 0 0; color: var(--guide-ink-soft); font-family: var(--guide-sans); font-size: 11px; letter-spacing: 0; line-height: 1.55; text-transform: none; }

.selected-candidate-summary { display: grid; gap: 8px; }
.selected-candidate {
  min-height: 94px;
  padding: 14px;
  display: grid;
  grid-template-columns: 56px minmax(150px, 1fr) minmax(150px, 0.8fr) auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--guide-line);
  border-radius: 12px;
  background: #fbfaf5;
}
.selected-candidate-glyph { width: 52px; height: 52px; position: relative; border-radius: 14px; background: var(--guide-mint); }
.selected-candidate-glyph i { position: absolute; display: block; border: 2px solid var(--guide-forest); border-radius: 50%; }
.selected-candidate-glyph i:nth-child(1) { width: 12px; height: 12px; left: 10px; bottom: 9px; }
.selected-candidate-glyph i:nth-child(2) { width: 10px; height: 10px; left: 22px; top: 11px; }
.selected-candidate-glyph i:nth-child(3) { width: 8px; height: 8px; right: 8px; bottom: 15px; background: var(--guide-coral); }
.selected-candidate[data-platform="humanoid"] .selected-candidate-glyph { background: #f3e8b4; }
.selected-candidate[data-platform="quadruped"] .selected-candidate-glyph { background: #dce8c4; }
.selected-candidate[data-platform="drone"] .selected-candidate-glyph { background: var(--guide-coral-soft); }
.selected-candidate-copy,
.selected-candidate-fact { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.selected-candidate-copy > span { color: var(--guide-forest); font-family: var(--guide-mono); font-size: 9px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.selected-candidate-copy strong { font-family: var(--guide-display); font-size: 20px; letter-spacing: -0.015em; }
.selected-candidate-copy small,
.selected-candidate-fact small { color: var(--guide-ink-soft); font-size: 10px; }
.selected-candidate-fact > span { font-size: 12px; font-weight: 700; }
.selected-candidate > button { padding: 8px 10px; border: 0; background: transparent; color: var(--guide-ink-soft); font-size: 10px; text-decoration: underline; cursor: pointer; }
.selected-candidate > button:hover { color: var(--guide-danger); }

.candidate-browser { background: var(--guide-paper); }
.decision-candidate-list { padding: 0 16px 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.candidate-group { min-width: 0; margin: 0; padding: 0; border: 1px solid var(--guide-line); border-radius: 10px; overflow: hidden; }
.candidate-group legend { width: 100%; padding: 13px; display: flex; flex-direction: column; gap: 3px; background: var(--guide-mint); color: var(--guide-ink); font-family: var(--guide-sans); font-size: 12px; letter-spacing: 0; text-transform: none; }
.candidate-group legend span { font-weight: 750; }
.candidate-group legend small { color: var(--guide-ink-soft); font-size: 9px; line-height: 1.35; }
.candidate-group > div { display: block; }
.candidate-chip { min-height: 64px; padding: 12px; display: grid; grid-template-columns: 18px 1fr; gap: 4px 9px; align-items: start; border: 0; border-bottom: 1px solid var(--guide-line); background: white; cursor: pointer; }
.candidate-chip:last-child { border-bottom: 0; }
.candidate-chip[data-selected="true"] { background: #eef5ed; box-shadow: inset 3px 0 0 var(--guide-forest); }
.candidate-chip[data-disabled="true"] { opacity: 0.45; }
.candidate-chip input { width: 16px; height: 16px; margin: 2px 0 0; accent-color: var(--guide-forest); }
.candidate-chip span { min-width: 0; gap: 2px; }
.candidate-chip b { color: var(--guide-ink); font-size: 12px; line-height: 1.3; }
.candidate-chip small { color: var(--guide-ink-soft); font-size: 8px; line-height: 1.35; }
.candidate-chip em { grid-column: 2; color: var(--guide-forest); font-family: var(--guide-mono); font-size: 7px; font-style: normal; letter-spacing: 0.04em; text-transform: uppercase; }

.decision-actions { margin-top: 22px; padding-top: 20px; display: flex; gap: 10px; border-top: 1px solid var(--guide-line); }
.decision-actions button { min-height: 52px; padding: 0 18px; border: 1px solid var(--guide-forest); border-radius: 10px; background: white; color: var(--guide-forest); font-size: 13px; font-weight: 750; cursor: pointer; }
.decision-actions button:first-child { flex: 1; display: flex; justify-content: space-between; background: var(--guide-forest); color: white; box-shadow: 4px 4px 0 var(--guide-ink); }
.decision-actions button:hover { background: var(--guide-mint); }
.decision-actions button:first-child:hover { background: var(--guide-forest-dark); }

.decision-viewport {
  min-width: 0;
  position: sticky;
  top: 18px;
  overflow: hidden;
  border: 1px solid #183e37;
  border-radius: 16px;
  background: #0e332c;
  color: #f5f1e7;
}
.decision-viewport > header { min-height: 72px; padding: 16px 18px; display: flex; align-items: center; border: 0; border-bottom: 1px solid rgba(255,255,255,0.16); }
.decision-viewport > header > div { display: flex; flex-direction: column; gap: 4px; }
.decision-viewport > header span { color: white; font-family: var(--guide-display); font-size: 21px; font-weight: 600; letter-spacing: -0.01em; text-transform: none; }
.decision-viewport > header strong,
.decision-viewport > header small { color: #a8c0b7; font-family: var(--guide-mono); font-size: 8px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; }
.decision-viewport > svg { width: 100%; min-height: 0; padding: 10px; display: block; border: 0; background: transparent; }
.proxy-background { fill: #0e332c; }
.proxy-grid-line { stroke: rgba(225, 237, 227, 0.1); }
.proxy-room { fill: #173f38; stroke: #8bab9f; }
.proxy-kicker,
.proxy-dimension,
.proxy-caption,
.proxy-label,
.proxy-index { fill: #dce9e2; font-family: var(--guide-mono); }
.proxy-dimension,
.proxy-caption { fill: #9db6ac; }
.proxy-scale-bar { stroke: #ff9a76; }
.proxy-candidate[data-state="pass"] { color: #64d5ba; }
.proxy-candidate[data-state="caution"] { color: #f2c35d; }
.proxy-candidate[data-state="fail"] { color: #ff7186; }
.proxy-candidate[data-state="unknown"] { color: #a5b2ac; }
.proxy-legend { padding: 12px 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; border-top: 1px solid rgba(255,255,255,0.14); color: #dce9e2; font-family: var(--guide-sans); font-size: 10px; letter-spacing: 0; text-transform: none; }
.proxy-legend i[data-state="pass"] { background: #64d5ba; }
.proxy-legend i[data-state="caution"] { background: #f2c35d; }
.proxy-legend i[data-state="fail"] { background: #ff7186; }
.proxy-legend i[data-state="unknown"] { background: #a5b2ac; }
.measure-guide { margin: 12px 14px; border-color: rgba(255,255,255,0.16); background: rgba(255,255,255,0.05); }
.measure-guide > summary { min-height: 46px; padding: 11px 13px; color: white; font-size: 11px; font-weight: 700; }
.measure-guide > summary::after { color: #ff9a76; }
.measure-guide dl { margin: 0; padding: 0 13px 13px; display: grid; gap: 10px; }
.measure-guide dl div { display: grid; grid-template-columns: 92px 1fr; gap: 10px; }
.measure-guide dt { color: white; font-size: 10px; font-weight: 700; }
.measure-guide dd { margin: 0; color: #aec2ba; font-size: 9px; line-height: 1.45; }
.decision-viewport > p { margin: 0; padding: 14px 18px 18px; border: 0; color: #94aaa2; font-family: var(--guide-sans); font-size: 9px; line-height: 1.55; }

.decision-results {
  margin-top: 18px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--guide-line);
  border-radius: 16px;
  background: var(--guide-paper);
  scroll-margin-top: 24px;
}
.results-header { min-height: 0; padding: 20px 22px; display: grid; grid-template-columns: minmax(220px, 1fr) auto auto; gap: 18px; align-items: center; border: 0; border-bottom: 1px solid var(--guide-line); }
.results-header > div:first-child { display: flex; flex-direction: column; gap: 5px; }
.results-header > div:first-child span { color: var(--guide-forest); font-family: var(--guide-mono); font-size: 9px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; }
.results-header > div:first-child strong { max-width: 56ch; font-family: var(--guide-display); font-size: 22px; line-height: 1.15; }
.result-counts { display: flex; overflow: hidden; border: 1px solid var(--guide-line); border-radius: 10px; }
.result-counts span { min-width: 76px; height: 48px; padding: 6px 9px; display: flex; flex-direction: column; justify-content: center; border-right: 1px solid var(--guide-line); color: var(--guide-ink-soft); font-size: 8px; }
.result-counts b { font-size: 15px; }
.result-view-actions,
.export-actions { display: flex; gap: 6px; }
.result-view-actions { grid-column: 2; }
.export-actions { grid-column: 3; }
.result-view-actions button,
.export-actions button { min-height: 38px; padding: 0 11px; border: 1px solid var(--guide-line-dark); border-radius: 8px; background: white; color: var(--guide-ink); font-size: 9px; font-weight: 700; cursor: pointer; }
.result-view-actions button[aria-pressed="true"] { border-color: var(--guide-forest); background: var(--guide-mint); color: var(--guide-forest-dark); }
.result-view-actions button:disabled,
.export-actions button:disabled { opacity: 0.4; cursor: not-allowed; }

.decision-result-list { display: grid; grid-template-columns: 1fr 1fr; background: var(--guide-line); gap: 1px; }
.results-empty { grid-column: 1 / -1; min-height: 240px; padding: 52px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 12px; background: var(--guide-paper); }
.results-empty span { color: var(--guide-forest); font-family: var(--guide-mono); font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.results-empty strong { max-width: 34ch; font-family: var(--guide-display); font-size: clamp(25px, 3vw, 40px); font-weight: 500; letter-spacing: -0.025em; line-height: 1.1; }

.decision-result-card {
  min-width: 0;
  padding: 24px;
  display: flex;
  flex-direction: column;
  border: 0;
  background: var(--guide-paper);
  box-shadow: inset 5px 0 0 var(--guide-line-dark);
}
.decision-result-card[data-state="pass"] { box-shadow: inset 5px 0 0 var(--guide-forest); }
.decision-result-card[data-state="caution"] { box-shadow: inset 5px 0 0 var(--guide-yellow); }
.decision-result-card[data-state="fail"] { box-shadow: inset 5px 0 0 var(--guide-danger); }
.decision-result-card > header { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: start; }
.result-identity { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.result-identity > span { color: var(--guide-forest); font-family: var(--guide-mono); font-size: 8px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.result-identity > strong { font-family: var(--guide-display); font-size: clamp(25px, 2.7vw, 36px); font-weight: 600; letter-spacing: -0.025em; line-height: 1.05; }
.result-identity > small { color: var(--guide-ink-soft); font-size: 10px; }
.result-verdict { min-width: 92px; padding: 8px 10px; display: flex; align-items: center; justify-content: space-between; gap: 8px; border: 1px solid var(--guide-line); border-radius: 999px; font-size: 8px; font-weight: 750; }
.result-verdict i { width: 8px; height: 8px; border-radius: 50%; background: var(--guide-line-dark); }
[data-state="pass"] .result-verdict { border-color: var(--guide-forest); color: var(--guide-forest); }
[data-state="pass"] .result-verdict i { background: var(--guide-forest); }
[data-state="caution"] .result-verdict { border-color: #a58113; color: #755c0b; }
[data-state="caution"] .result-verdict i { background: var(--guide-yellow); }
[data-state="fail"] .result-verdict { border-color: var(--guide-danger); color: var(--guide-danger); }
[data-state="fail"] .result-verdict i { background: var(--guide-danger); }
.result-summary { min-height: 50px; margin: 20px 0; color: var(--guide-ink); font-size: 14px; line-height: 1.55; }
.result-meta { min-height: 0; padding: 12px 0; display: flex; flex-wrap: wrap; gap: 8px 16px; border: 0; border-top: 1px solid var(--guide-line); border-bottom: 1px solid var(--guide-line); color: var(--guide-ink-soft); font-family: var(--guide-sans); font-size: 9px; letter-spacing: 0; text-transform: none; }
.result-meta span { display: flex; align-items: center; gap: 4px; }
.result-meta b { color: var(--guide-ink); font-size: 12px; }
.result-findings { margin: 16px 0 0; border: 0; background: transparent; }
.result-findings > summary { min-height: 42px; padding: 0; border-bottom: 1px solid var(--guide-line); }
.result-findings > summary span { font-size: 12px; font-weight: 750; }
.result-findings > summary small { margin-left: auto; color: var(--guide-ink-soft); font-size: 9px; }
.finding-list { border: 0; }
.finding-row { min-height: 0; padding: 13px 0; display: grid; grid-template-columns: 9px 1fr; gap: 10px; align-items: start; border: 0; border-bottom: 1px solid var(--guide-line); background: transparent; }
.finding-row > i { width: 8px; height: 8px; margin-top: 4px; border-radius: 50%; background: var(--guide-line-dark); }
.finding-row[data-state="pass"] > i { background: var(--guide-forest); }
.finding-row[data-state="caution"] > i { background: var(--guide-yellow); }
.finding-row[data-state="fail"] > i { background: var(--guide-danger); }
.finding-row > div { display: flex; flex-direction: column; gap: 3px; }
.finding-row strong { font-size: 11px; }
.finding-row span { color: var(--guide-ink-soft); font-size: 10px; line-height: 1.45; }
.engineer-calculation { display: none; grid-column: 2; padding: 8px 10px; border-radius: 7px; background: #e9ede6; color: #285047; font-family: var(--guide-mono); font-size: 8px; line-height: 1.45; white-space: normal; }
.show-engineer-detail .engineer-calculation { display: block; }
.no-differences { margin: 12px 0 0; color: var(--guide-ink-soft); font-size: 10px; }
.result-card-actions { margin-top: auto; padding-top: 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.result-card-actions button { min-height: 42px; padding: 0 14px; display: flex; align-items: center; gap: 18px; border: 1px solid var(--guide-forest); border-radius: 8px; background: var(--guide-forest); color: white; font-size: 10px; font-weight: 750; cursor: pointer; }
.result-card-actions button:hover { background: var(--guide-forest-dark); }
.result-card-actions a { color: var(--guide-ink-soft); font-size: 9px; font-weight: 700; }

.evidence-drawer {
  width: min(740px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  padding: 26px;
  position: fixed;
  z-index: 30;
  top: 16px;
  right: 16px;
  overflow: auto;
  border: 1px solid var(--guide-ink);
  border-radius: 18px;
  background: var(--guide-paper);
  color: var(--guide-ink);
  box-shadow: 0 24px 90px rgba(20, 35, 29, 0.3);
}
.evidence-drawer > button { min-height: 40px; padding: 0 12px; position: sticky; top: 0; float: right; z-index: 2; display: flex; align-items: center; gap: 16px; border: 1px solid var(--guide-line-dark); border-radius: 999px; background: var(--guide-paper); color: var(--guide-ink); font-size: 10px; cursor: pointer; }
.evidence-heading { padding: 40px 0 24px; border-bottom: 1px solid var(--guide-line); }
.evidence-heading > span { color: var(--guide-forest); font-family: var(--guide-mono); font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase; }
.evidence-heading h2 { margin: 8px 0 16px; font-family: var(--guide-display); font-size: clamp(38px, 5vw, 62px); font-weight: 500; letter-spacing: -0.04em; }
.evidence-heading p { max-width: 62ch; margin: 0; color: var(--guide-ink-soft); font-size: 13px; line-height: 1.55; }
.evidence-heading p strong { color: var(--guide-ink); }
.evidence-drawer section { margin-top: 30px; }
.evidence-drawer h3 { margin: 0 0 12px; color: var(--guide-ink); font-family: var(--guide-display); font-size: 22px; letter-spacing: -0.015em; text-transform: none; }
.evidence-facts { grid-template-columns: 1fr 1fr; border-color: var(--guide-line); border-radius: 10px; overflow: hidden; }
.evidence-fact { min-height: 168px; padding: 14px; border-color: var(--guide-line); background: white; }
.evidence-fact:nth-child(4n) { border-right: 1px solid var(--guide-line); }
.evidence-fact:nth-child(even) { border-right: 0; }
.evidence-fact:nth-last-child(-n + 4) { border-bottom: 1px solid var(--guide-line); }
.evidence-fact:nth-last-child(-n + 2) { border-bottom: 0; }
.evidence-fact[data-status="unknown"] { background: #f0eee8; }
.evidence-fact > span,
.evidence-fact small,
.evidence-fact a { font-family: var(--guide-sans); font-size: 9px; letter-spacing: 0; text-transform: none; }
.evidence-fact strong { margin-top: 6px; font-family: var(--guide-display); font-size: 20px; }
.evidence-fact p { color: var(--guide-ink-soft); font-size: 9px; }
.evidence-fact a { color: var(--guide-forest); font-weight: 700; }
.capability-list,
.upstream-list,
.next-step-list { border-color: var(--guide-line); border-radius: 10px; overflow: hidden; }
.capability-list li,
.upstream-list li,
.next-step-list li { border-color: var(--guide-line); background: white; }
.decision-disclosure { min-height: 70px; padding: 18px 22px; display: flex; align-items: center; gap: 22px; border: 0; border-top: 1px solid var(--guide-line); background: var(--guide-coral-soft); color: var(--guide-ink); font-family: var(--guide-sans); letter-spacing: 0; text-transform: none; }
.decision-disclosure strong { color: #944125; font-family: var(--guide-display); font-size: 18px; white-space: nowrap; }
.decision-disclosure p { max-width: 80ch; color: #603d31; font-size: 10px; }

.engineering-lab-shell {
  border: 0;
  background: var(--guide-ink);
  color: var(--guide-paper);
}
.engineering-lab-shell > summary {
  min-height: 180px;
  padding: 34px clamp(24px, 5vw, 72px);
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.8fr) auto;
  gap: 36px;
  align-items: center;
  list-style: none;
  cursor: pointer;
  border-bottom: 1px solid #35423e;
  background:
    linear-gradient(rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.055) 1px, transparent 1px),
    var(--guide-ink);
  background-size: 24px 24px;
}
.engineering-lab-shell > summary::-webkit-details-marker { display: none; }
.engineering-lab-shell > summary span { display: flex; flex-direction: column; gap: 5px; }
.engineering-lab-shell > summary small { color: #8fb4a8; font-family: var(--guide-mono); font-size: 9px; letter-spacing: 0.08em; text-transform: uppercase; }
.engineering-lab-shell > summary strong { font-family: var(--guide-display); font-size: clamp(36px, 4vw, 58px); font-weight: 500; letter-spacing: -0.035em; }
.engineering-lab-shell > summary p { margin: 0; color: #b5c1bd; font-size: 14px; line-height: 1.55; }
.engineering-lab-shell > summary b { padding: 13px 16px; border: 1px solid #85a59a; border-radius: 999px; color: white; font-size: 10px; white-space: nowrap; }
.engineering-lab-shell[open] > summary b { background: var(--guide-coral); border-color: var(--guide-coral); }
.engineering-lab-content { background: var(--paper); color: var(--ink); }

@media (max-width: 1180px) {
  .masthead { grid-template-columns: 1fr auto; }
  .masthead nav { display: none; }
  .guide-hero { min-height: 0; grid-template-columns: 1fr 1fr; }
  .guide-hero-copy { padding: 70px 42px 54px; }
  .guide-trust { grid-template-columns: 1fr 1fr; gap: 18px 0; }
  .guide-trust div:nth-child(3) { padding-left: 0; border-left: 0; }
  .decision-shell { grid-template-columns: minmax(0, 1fr) 390px; }
  .results-header { grid-template-columns: 1fr auto; }
  .result-view-actions { grid-column: 1; }
  .export-actions { grid-column: 2; grid-row: 2; }
}

@media (max-width: 900px) {
  .guide-hero { display: block; }
  .guide-hero-copy { min-height: 620px; }
  .guide-hero-visual { margin: 0 20px 20px; }
  .decision-header { grid-template-columns: 1fr; gap: 28px; }
  .decision-steps { grid-template-columns: 1fr 1fr; }
  .decision-steps a:nth-child(2) { border-right: 0; }
  .decision-steps a:nth-child(-n + 2) { border-bottom: 1px solid var(--guide-line); }
  .decision-shell { display: flex; flex-direction: column; }
  .decision-form,
  .decision-viewport { width: 100%; }
  .decision-viewport { position: relative; top: auto; order: 0; }
  .decision-viewport > svg { max-height: 520px; }
  .decision-result-list { grid-template-columns: 1fr; }
  .engineering-lab-shell > summary { grid-template-columns: 1fr auto; }
  .engineering-lab-shell > summary p { grid-column: 1; }
  .engineering-lab-shell > summary b { grid-column: 2; grid-row: 1 / 3; }
}

@media (max-width: 680px) {
  .masthead { min-height: 66px; padding: 0 16px; }
  .masthead-actions span { display: none; }
  .masthead-actions a { padding: 8px 10px; font-size: 10px; }
  .brand-mark { width: 36px; height: 36px; }
  .masthead .brand small { display: block; font-size: 7px; }
  .masthead .brand strong { font-size: 17px; }
  .guide-hero-copy { min-height: 0; padding: 64px 22px 44px; }
  .guide-hero h1 { font-size: clamp(52px, 16vw, 72px); }
  .guide-actions { flex-direction: column; }
  .guide-actions a { width: 100%; }
  .guide-trust { padding-top: 42px; }
  .guide-hero-visual { padding: 14px; border-radius: 16px; }
  .decision-lab { padding: 54px 14px; }
  .decision-header h2 { font-size: 46px; }
  .decision-steps { display: flex; overflow-x: auto; }
  .decision-steps a { min-width: 210px; border-bottom: 0 !important; }
  .scenario-presets { grid-template-columns: 1fr; }
  .scenario-presets button:last-child { grid-column: auto; }
  .measurement-grid,
  .advanced-grid { display: block; }
  .study-requirements { display: grid; grid-template-columns: 1fr; }
  .selected-candidate { grid-template-columns: 48px 1fr auto; }
  .selected-candidate-glyph { width: 46px; height: 46px; }
  .selected-candidate-fact { grid-column: 2 / -1; padding-top: 9px; border-top: 1px solid var(--guide-line); }
  .decision-candidate-list { grid-template-columns: 1fr; }
  .decision-actions { flex-direction: column; }
  .results-header { display: flex; flex-direction: column; align-items: stretch; }
  .result-counts { display: grid; grid-template-columns: 1fr 1fr; }
  .result-counts span:nth-child(2) { border-right: 0; }
  .result-counts span:nth-child(-n + 2) { border-bottom: 1px solid var(--guide-line); }
  .result-view-actions,
  .export-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .decision-result-card { padding: 20px; }
  .decision-result-card > header { grid-template-columns: 1fr; }
  .result-verdict { width: fit-content; }
  .result-card-actions { align-items: flex-start; flex-direction: column; }
  .decision-disclosure { align-items: flex-start; flex-direction: column; gap: 8px; }
  .evidence-facts { grid-template-columns: 1fr; }
  .evidence-fact,
  .evidence-fact:nth-child(even),
  .evidence-fact:nth-last-child(-n + 2) { border-right: 0; border-bottom: 1px solid var(--guide-line); }
  .evidence-fact:last-child { border-bottom: 0; }
  .engineering-lab-shell > summary { min-height: 220px; display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .primary-action,
  .scenario-presets button { transition: none; }
}