:root {
  --ink: #060908;
  --ink-soft: #0c1110;
  --panel: #101716;
  --panel-2: #151d1b;
  --line: rgba(232, 240, 234, 0.14);
  --line-strong: rgba(232, 240, 234, 0.28);
  --paper: #eef2ed;
  --paper-dim: #aeb8b1;
  --ice: #9ed8ff;
  --ice-strong: #55baff;
  --amber: #ffb85a;
  --green: #79d6a0;
  --danger: #ff806d;
  --display: "Aptos Display", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: "Aptos", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --max: 1440px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body.calyra-mobility {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--paper);
  background:
    radial-gradient(circle at 12% 8%, rgba(85, 186, 255, 0.09), transparent 25rem),
    linear-gradient(180deg, #060908 0%, #080c0b 58%, #050706 100%);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
}

body.calyra-mobility::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}

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

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

button {
  font: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 12px 18px;
  color: #001016;
  background: var(--ice);
  border-radius: 999px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: none;
}

.mobility-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  min-height: 74px;
  padding: 0 clamp(20px, 4vw, 72px);
  border-bottom: 1px solid var(--line);
  background: rgba(6, 9, 8, 0.78);
  backdrop-filter: blur(18px) saturate(120%);
}

.brand-lockup,
.header-actions,
.mobility-nav {
  display: flex;
  align-items: center;
}

.brand-lockup {
  gap: 12px;
  width: max-content;
}

.brand-sigil {
  position: relative;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(158, 216, 255, 0.48);
  border-radius: 50%;
}

.brand-sigil::before,
.brand-sigil::after {
  position: absolute;
  content: "";
  border-radius: 50%;
}

.brand-sigil::before {
  inset: 7px;
  border: 1px solid var(--ice);
}

.brand-sigil::after {
  width: 6px;
  height: 6px;
  background: var(--amber);
  box-shadow: 0 0 16px var(--amber);
}

.brand-lockup span:last-child {
  display: grid;
  line-height: 1.05;
}

.brand-lockup strong {
  font-family: var(--display);
  font-size: 17px;
  letter-spacing: 0.02em;
}

.brand-lockup small {
  margin-top: 5px;
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.mobility-nav {
  gap: clamp(18px, 2.6vw, 38px);
}

.mobility-nav a,
.header-back,
.language-link {
  color: var(--paper-dim);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.mobility-nav a:hover,
.header-back:hover,
.language-link:hover {
  color: var(--paper);
}

.header-actions {
  justify-content: flex-end;
  gap: 18px;
}

.header-back {
  display: none;
}

.header-cta,
.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.header-cta {
  min-height: 40px;
  padding: 0 18px;
  color: #071013;
  background: var(--ice);
}

.header-cta:hover,
.button-primary:hover,
.button-secondary:hover {
  transform: translateY(-2px);
}

.mobility-main {
  overflow: clip;
}

.mobility-section {
  width: min(var(--max), calc(100% - clamp(32px, 7vw, 112px)));
  margin-inline: auto;
}

.mobility-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(520px, 1.12fr);
  gap: clamp(44px, 6vw, 96px);
  align-items: center;
  min-height: min(980px, 100svh);
  padding-top: 120px;
  padding-bottom: 70px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 690px;
}

.eyebrow,
.section-index,
.micro-label {
  color: var(--ice);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 0 0 28px;
}

.eyebrow::before {
  width: 34px;
  height: 1px;
  content: "";
  background: var(--ice);
}

.hero-copy h1,
.section-title,
.closing-title {
  margin: 0;
  font-family: var(--display);
  font-weight: 560;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.hero-copy h1 {
  max-width: 790px;
  font-size: clamp(58px, 6.9vw, 118px);
}

.hero-copy h1 em {
  display: block;
  color: var(--ice);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.hero-summary {
  max-width: 650px;
  margin: 32px 0 0;
  color: #c8d0cb;
  font-size: clamp(17px, 1.3vw, 21px);
  line-height: 1.55;
}

.hero-actions,
.closing-actions,
.evidence-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-actions {
  margin-top: 34px;
}

.button-primary,
.button-secondary {
  gap: 14px;
  padding: 0 24px;
}

.button-primary {
  color: #071013;
  background: var(--ice);
}

.button-primary span:last-child,
.button-secondary span:last-child {
  font-size: 18px;
  line-height: 1;
}

.button-secondary {
  color: var(--paper);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.025);
}

.button-secondary:hover {
  border-color: var(--ice);
}

.hero-status {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-status li {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  min-height: 31px;
  padding: 0 12px;
  color: var(--paper-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-status li::before {
  width: 6px;
  height: 6px;
  content: "";
  background: var(--green);
  border-radius: 50%;
}

.hero-status .prototype::before {
  background: var(--amber);
}

.hero-visual {
  position: relative;
}

.assurance-stage {
  position: relative;
  min-height: 650px;
  overflow: hidden;
  border: 1px solid rgba(158, 216, 255, 0.22);
  border-radius: 38px;
  background:
    linear-gradient(145deg, rgba(158, 216, 255, 0.06), transparent 44%),
    #0b1110;
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.42);
}

.assurance-stage::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  content: "";
  opacity: 0.5;
  background-image:
    linear-gradient(90deg, transparent 49.7%, rgba(255,255,255,.05) 50%, transparent 50.3%),
    linear-gradient(transparent 49.7%, rgba(255,255,255,.05) 50%, transparent 50.3%);
  background-size: 100px 100px;
}

.scene-header,
.scene-footer {
  position: absolute;
  right: 28px;
  left: 28px;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.scene-header {
  top: 24px;
}

.scene-footer {
  bottom: 22px;
}

.scene-header strong {
  color: var(--green);
}

.vehicle-scene {
  position: absolute;
  inset: 62px 20px 72px;
  z-index: 2;
  width: calc(100% - 40px);
  height: calc(100% - 134px);
}

.road-surface {
  fill: #171e1c;
  stroke: rgba(238, 242, 237, 0.12);
  stroke-width: 2;
}

.road-mark {
  fill: none;
  stroke: rgba(238, 242, 237, 0.24);
  stroke-width: 3;
  stroke-dasharray: 18 18;
}

.route-base,
.route-safe {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.route-base {
  stroke: rgba(158, 216, 255, 0.18);
  stroke-width: 18;
}

.route-safe {
  stroke: var(--ice);
  stroke-width: 4;
  stroke-dasharray: 10 12;
  filter: drop-shadow(0 0 8px rgba(85, 186, 255, 0.6));
  animation: routeFlow 16s linear infinite;
}

.sensor-field {
  fill: rgba(85, 186, 255, 0.08);
  stroke: rgba(158, 216, 255, 0.42);
  stroke-width: 1.5;
  stroke-dasharray: 4 7;
}

.vehicle-body {
  fill: #dbe7e0;
  stroke: #f7fbf8;
  stroke-width: 2;
}

.vehicle-glass {
  fill: #183543;
}

.vehicle-accent {
  fill: var(--ice-strong);
}

.vehicle-wheel {
  fill: #030504;
  stroke: #59615e;
  stroke-width: 2;
}

.vehicle-label {
  fill: #b9c4bd;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.scene-node circle {
  fill: #0c1110;
  stroke: var(--ice);
  stroke-width: 2;
}

.scene-node text {
  fill: var(--paper);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
}

.fault-zone {
  fill: rgba(255, 184, 90, 0.12);
  stroke: var(--amber);
  stroke-width: 2;
  stroke-dasharray: 7 7;
  opacity: 0.45;
  transform-origin: center;
}

.fault-core {
  fill: var(--amber);
  filter: drop-shadow(0 0 8px rgba(255, 184, 90, 0.8));
}

.assurance-stage[data-active="crossing"] .fault-crossing,
.assurance-stage[data-active="corridor"] .fault-corridor,
.assurance-stage[data-active="localisation"] .fault-localisation,
.assurance-stage[data-active="latency"] .fault-latency,
.assurance-stage[data-active="energy"] .fault-energy {
  opacity: 1;
  animation: faultIn 520ms ease both;
}

.fault-crossing,
.fault-corridor,
.fault-localisation,
.fault-latency,
.fault-energy {
  opacity: 0.12;
  transition: opacity 260ms ease;
}

.assurance-readout {
  position: absolute;
  right: 26px;
  bottom: 54px;
  z-index: 5;
  width: min(330px, calc(100% - 52px));
  padding: 18px 20px;
  border: 1px solid rgba(158, 216, 255, 0.28);
  border-radius: 18px;
  background: rgba(6, 10, 9, 0.88);
  backdrop-filter: blur(14px);
}

.assurance-readout small {
  color: var(--ice);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.assurance-readout strong {
  display: block;
  margin-top: 7px;
  font-family: var(--display);
  font-size: 20px;
  letter-spacing: -0.02em;
}

.assurance-readout span {
  display: block;
  margin-top: 5px;
  color: var(--paper-dim);
  font-size: 12px;
}

.metric-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 0;
  margin-bottom: 140px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric-rail article {
  min-height: 126px;
  padding: 24px clamp(18px, 2.5vw, 34px);
  border-right: 1px solid var(--line);
}

.metric-rail article:last-child {
  border-right: 0;
}

.metric-rail strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(28px, 3vw, 46px);
  font-weight: 520;
  letter-spacing: -0.04em;
}

.metric-rail span {
  display: block;
  margin-top: 5px;
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.48fr);
  gap: 60px;
  align-items: end;
  margin-bottom: 58px;
}

.section-index {
  display: block;
  margin-bottom: 18px;
}

.section-title {
  max-width: 1000px;
  font-size: clamp(46px, 5.6vw, 88px);
}

.section-heading > p {
  margin: 0 0 5px;
  color: var(--paper-dim);
  font-size: 17px;
}

.system-section {
  padding-bottom: 150px;
}

.system-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.system-grid::before {
  position: absolute;
  top: 52px;
  right: 15%;
  left: 15%;
  z-index: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, var(--line), var(--ice), var(--line));
}

.system-card {
  position: relative;
  z-index: 1;
  min-height: 360px;
  padding: clamp(26px, 3vw, 42px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
}

.system-card.featured {
  border-color: rgba(158, 216, 255, 0.38);
  background: linear-gradient(150deg, rgba(85, 186, 255, 0.11), rgba(255, 255, 255, 0.015));
}

.system-number {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  margin-bottom: 72px;
  color: var(--ink);
  background: var(--paper);
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 11px;
}

.system-card.featured .system-number {
  background: var(--ice);
}

.system-card h3,
.domain-card h3,
.output-card h3,
.roadmap-card h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 560;
  letter-spacing: -0.035em;
}

.system-card h3 {
  font-size: 32px;
}

.system-card p {
  margin: 13px 0 0;
  color: var(--paper-dim);
}

.system-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.system-card li {
  padding: 7px 10px;
  color: #c4cec7;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.scenario-section {
  width: 100%;
  padding: 130px clamp(16px, 4vw, 64px);
  background: #dfe5df;
  color: #101513;
}

.scenario-section .section-heading {
  width: min(var(--max), 100%);
  margin-inline: auto;
}

.scenario-section .section-index {
  color: #27647d;
}

.scenario-section .section-heading > p {
  color: #53605a;
}

.scenario-console {
  display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 0.66fr);
  width: min(var(--max), 100%);
  min-height: 700px;
  margin-inline: auto;
  overflow: hidden;
  color: var(--paper);
  border-radius: 30px;
  background: var(--ink-soft);
  box-shadow: 0 30px 80px rgba(4, 10, 7, 0.16);
}

.scenario-list {
  display: flex;
  flex-direction: column;
  padding: 18px;
  border-right: 1px solid var(--line);
}

.scenario-list button {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  width: 100%;
  min-height: 104px;
  padding: 18px;
  color: var(--paper-dim);
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 16px;
  background: transparent;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease;
}

.scenario-list button:last-child {
  border-bottom: 0;
}

.scenario-list button:hover,
.scenario-list button[aria-selected="true"] {
  color: var(--paper);
  background: rgba(158, 216, 255, 0.08);
}

.scenario-list button[aria-selected="true"] {
  box-shadow: inset 3px 0 var(--ice);
}

.scenario-list b {
  color: var(--ice);
  font-family: var(--mono);
  font-size: 10px;
}

.scenario-list strong {
  display: block;
  font-size: 14px;
}

.scenario-list span {
  display: block;
  margin-top: 5px;
  color: inherit;
  font-size: 11px;
  opacity: 0.8;
}

.scenario-detail {
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 4.5vw, 68px);
}

.scenario-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scenario-detail h3 {
  max-width: 860px;
  margin: 44px 0 0;
  font-family: var(--display);
  font-size: clamp(38px, 4.3vw, 70px);
  font-weight: 520;
  letter-spacing: -0.045em;
  line-height: 1;
}

.scenario-detail > p {
  max-width: 720px;
  margin: 20px 0 0;
  color: var(--paper-dim);
  font-size: 17px;
}

.assurance-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  margin-top: auto;
  padding-top: 50px;
}

.flow-step {
  position: relative;
  min-height: 170px;
  padding: 22px 18px 18px;
  border-top: 1px solid var(--line-strong);
  border-right: 1px solid var(--line);
}

.flow-step:last-child {
  border-right: 0;
}

.flow-step::before {
  position: absolute;
  top: -5px;
  left: 18px;
  width: 9px;
  height: 9px;
  content: "";
  background: var(--paper-dim);
  border-radius: 50%;
}

.flow-step:nth-child(2)::before,
.flow-step:nth-child(3)::before {
  background: var(--amber);
}

.flow-step:nth-child(4)::before,
.flow-step:nth-child(5)::before {
  background: var(--green);
}

.flow-step small {
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flow-step strong {
  display: block;
  margin-top: 18px;
  font-family: var(--display);
  font-size: 15px;
  line-height: 1.3;
}

.domain-section,
.evidence-section,
.roadmap-section,
.outputs-section {
  padding-top: 150px;
}

.domain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.domain-card {
  position: relative;
  min-height: 470px;
  padding: 30px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.012);
}

.domain-card::before {
  position: absolute;
  top: 34px;
  right: 32px;
  width: 10px;
  height: 10px;
  content: "";
  border: 1px solid var(--paper-dim);
  border-radius: 50%;
}

.domain-card:hover::before {
  background: var(--ice);
  border-color: var(--ice);
}

.domain-art {
  position: relative;
  height: 190px;
  margin: 35px -5px 38px;
}

.domain-road,
.domain-vehicle {
  position: absolute;
}

.domain-road {
  top: 88px;
  right: 0;
  left: 0;
  height: 2px;
  background: var(--line-strong);
}

.domain-road::after {
  position: absolute;
  inset: -1px 12% auto;
  height: 2px;
  content: "";
  background: repeating-linear-gradient(90deg, var(--paper-dim) 0 16px, transparent 16px 30px);
}

.domain-vehicle {
  top: 57px;
  left: 50%;
  width: 88px;
  height: 56px;
  border: 2px solid var(--paper);
  border-radius: 24px 24px 13px 13px;
  transform: translateX(-50%);
  box-shadow: 0 0 0 18px rgba(158, 216, 255, 0.035), 0 0 0 38px rgba(158, 216, 255, 0.02);
}

.domain-card:nth-child(2) .domain-vehicle {
  width: 96px;
  height: 48px;
  border-radius: 10px;
}

.domain-card:nth-child(3) .domain-vehicle {
  width: 112px;
  height: 62px;
  border-radius: 8px 25px 8px 8px;
}

.domain-card:nth-child(4) .domain-vehicle {
  width: 120px;
  height: 58px;
  border-radius: 22px 22px 9px 9px;
}

.domain-vehicle::before,
.domain-vehicle::after {
  position: absolute;
  bottom: -9px;
  width: 16px;
  height: 7px;
  content: "";
  background: var(--ink);
  border: 1px solid var(--paper-dim);
  border-radius: 5px;
}

.domain-vehicle::before {
  left: 10px;
}

.domain-vehicle::after {
  right: 10px;
}

.domain-card h3 {
  font-size: 27px;
}

.domain-card p {
  margin: 13px 0 0;
  color: var(--paper-dim);
}

.domain-card a {
  position: absolute;
  right: 30px;
  bottom: 28px;
  left: 30px;
  display: flex;
  justify-content: space-between;
  padding-top: 16px;
  color: var(--ice);
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.evidence-wrap {
  display: grid;
  grid-template-columns: minmax(300px, 0.42fr) minmax(0, 0.58fr);
  gap: 70px;
  padding: clamp(34px, 5vw, 74px);
  border: 1px solid rgba(121, 214, 160, 0.26);
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(121, 214, 160, 0.07), rgba(255, 255, 255, 0.012));
}

.evidence-copy h2 {
  margin: 18px 0 0;
  font-family: var(--display);
  font-size: clamp(42px, 4.4vw, 68px);
  font-weight: 520;
  letter-spacing: -0.045em;
  line-height: 1;
}

.evidence-copy p {
  margin: 22px 0 0;
  color: var(--paper-dim);
}

.evidence-links {
  margin-top: 30px;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.evidence-stat {
  min-height: 190px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.evidence-stat strong {
  display: block;
  font-family: var(--display);
  font-size: clamp(35px, 4vw, 58px);
  font-weight: 520;
  letter-spacing: -0.04em;
}

.evidence-stat span {
  display: block;
  margin-top: 20px;
  color: var(--paper-dim);
  font-size: 12px;
}

.evidence-stat.warning strong {
  color: var(--amber);
}

.outputs-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.output-card {
  min-height: 310px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.014);
}

.output-card span {
  color: var(--ice);
  font-family: var(--mono);
  font-size: 10px;
}

.output-card h3 {
  margin-top: 82px;
  font-size: 22px;
}

.output-card p {
  margin: 12px 0 0;
  color: var(--paper-dim);
  font-size: 13px;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.roadmap-card {
  min-height: 560px;
  padding: clamp(30px, 4vw, 56px);
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255,255,255,.014);
}

.roadmap-card.future {
  border-color: rgba(255, 184, 90, 0.28);
  background: linear-gradient(145deg, rgba(255, 184, 90, 0.06), rgba(255,255,255,.012));
}

.roadmap-card h3 {
  margin-top: 18px;
  font-size: clamp(36px, 4vw, 60px);
}

.roadmap-card ol {
  margin: 52px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: roadmap;
}

.roadmap-card li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 16px;
  padding: 18px 0;
  color: #c6cfc9;
  border-top: 1px solid var(--line);
  counter-increment: roadmap;
}

.roadmap-card li::before {
  color: var(--ice);
  content: counter(roadmap, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 10px;
}

.roadmap-card.future li::before {
  color: var(--amber);
}

.honest-boundary {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  margin-top: 18px;
  padding: 26px 30px;
  color: var(--paper-dim);
  border: 1px dashed var(--line-strong);
  border-radius: 18px;
  font-size: 13px;
}

.honest-boundary strong {
  color: var(--amber);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.honest-boundary p {
  margin: 0;
}

.closing-section {
  width: 100%;
  margin-top: 160px;
  padding: 150px clamp(24px, 6vw, 100px) 38px;
  color: #101513;
  background: var(--ice);
}

.closing-inner {
  width: min(var(--max), 100%);
  margin-inline: auto;
}

.closing-section .section-index {
  color: #245b72;
}

.closing-title {
  max-width: 1200px;
  font-size: clamp(56px, 8vw, 126px);
}

.closing-title em {
  display: block;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}

.closing-section .closing-actions {
  margin-top: 50px;
}

.closing-section .button-primary {
  color: var(--paper);
  background: #101513;
}

.closing-section .button-secondary {
  color: #101513;
  border-color: rgba(16, 21, 19, 0.38);
}

.mobility-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  width: min(var(--max), 100%);
  margin: 120px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(16, 21, 19, 0.25);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mobility-footer nav {
  display: flex;
  gap: 22px;
}

.mobility-footer span:last-child {
  justify-self: end;
}

.mobility-ready [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(.2,.7,.2,1);
}

.mobility-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes routeFlow {
  to { stroke-dashoffset: -220; }
}

@keyframes faultIn {
  0% { transform: scale(.72); }
  100% { transform: scale(1); }
}

@media (max-width: 1180px) {
  .mobility-header {
    grid-template-columns: 1fr auto;
  }

  .mobility-nav {
    display: none;
  }

  .mobility-hero {
    grid-template-columns: 1fr;
    padding-top: 150px;
  }

  .hero-copy {
    max-width: 900px;
  }

  .hero-copy h1 {
    font-size: clamp(64px, 10vw, 112px);
  }

  .assurance-stage {
    min-height: 680px;
  }

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

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

  .output-card:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 820px) {
  .mobility-header {
    min-height: 66px;
    padding-inline: 18px;
  }

  .brand-lockup small,
  .header-cta {
    display: none;
  }

  .language-link {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
  }

  .mobility-section {
    width: min(100% - 32px, var(--max));
  }

  .mobility-hero {
    gap: 42px;
    min-height: auto;
    padding-top: 118px;
    padding-bottom: 48px;
  }

  .hero-copy h1 {
    font-size: clamp(52px, 14vw, 78px);
  }

  .hero-summary {
    font-size: 16px;
  }

  .hero-actions {
    align-items: stretch;
  }

  .hero-actions a {
    width: 100%;
  }

  .assurance-stage {
    min-height: 520px;
    border-radius: 24px;
  }

  .vehicle-scene {
    inset: 58px 2px 72px;
    width: calc(100% - 4px);
    height: calc(100% - 130px);
  }

  .scene-header,
  .scene-footer {
    right: 18px;
    left: 18px;
  }

  .assurance-readout {
    right: 16px;
    bottom: 48px;
    width: calc(100% - 32px);
  }

  .metric-rail {
    grid-template-columns: repeat(2, 1fr);
    margin-bottom: 100px;
  }

  .metric-rail article:nth-child(2) {
    border-right: 0;
  }

  .metric-rail article:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 38px;
  }

  .section-title {
    font-size: clamp(42px, 13vw, 68px);
  }

  .system-grid,
  .roadmap-grid,
  .evidence-wrap {
    grid-template-columns: 1fr;
  }

  .system-grid::before {
    display: none;
  }

  .system-card {
    min-height: 300px;
  }

  .system-number {
    margin-bottom: 48px;
  }

  .scenario-section {
    padding: 94px 16px;
  }

  .scenario-console {
    grid-template-columns: 1fr;
  }

  .scenario-list {
    display: grid;
    grid-template-columns: repeat(5, minmax(170px, 1fr));
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    scroll-snap-type: x mandatory;
  }

  .scenario-list button {
    min-height: 118px;
    border-right: 1px solid var(--line);
    border-bottom: 0;
    scroll-snap-align: start;
  }

  .scenario-detail {
    min-height: 620px;
    padding: 28px 22px;
  }

  .scenario-detail h3 {
    margin-top: 34px;
    font-size: 42px;
  }

  .assurance-flow {
    grid-template-columns: 1fr;
    margin-top: 42px;
    padding-top: 0;
  }

  .flow-step {
    min-height: auto;
    padding: 20px 16px 20px 32px;
    border-top: 0;
    border-right: 0;
    border-left: 1px solid var(--line-strong);
  }

  .flow-step::before {
    top: 24px;
    left: -5px;
  }

  .flow-step strong {
    margin-top: 7px;
  }

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

  .domain-card {
    min-height: 430px;
  }

  .evidence-wrap {
    gap: 48px;
  }

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

  .output-card,
  .output-card:last-child {
    grid-column: auto;
    min-height: 230px;
  }

  .output-card h3 {
    margin-top: 48px;
  }

  .roadmap-card {
    min-height: auto;
  }

  .honest-boundary {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .closing-section {
    margin-top: 110px;
    padding: 100px 20px 28px;
  }

  .closing-title {
    font-size: clamp(52px, 15vw, 84px);
  }

  .closing-actions a {
    width: 100%;
  }

  .mobility-footer {
    grid-template-columns: 1fr;
    margin-top: 80px;
  }

  .mobility-footer span:last-child {
    justify-self: start;
  }
}

@media (max-width: 520px) {
  .brand-lockup strong {
    font-size: 15px;
  }

  .hero-copy h1 {
    letter-spacing: -0.06em;
  }

  .hero-status li {
    width: 100%;
  }

  .assurance-stage {
    min-height: 450px;
  }

  .assurance-readout strong {
    font-size: 17px;
  }

  .scene-footer span:last-child {
    display: none;
  }

  .metric-rail article {
    min-height: 104px;
    padding: 18px;
  }

  .metric-rail strong {
    font-size: 30px;
  }

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

  .evidence-stat {
    min-height: 150px;
  }
}

/* Top-down compound scenario lab */
.plan-atelier { border-color: rgba(21, 76, 207, .42); }

.hero-visual,
.proof-atelier,
.plan-viewport {
  width: 100%;
  min-width: 0;
  max-width: 100%;
}

.plan-viewport canvas { min-width: 0; }

.case-picker button { text-align: center; }

.plan-viewport {
  height: clamp(390px, 38vw, 560px);
  background:
    radial-gradient(circle at 50% 45%, rgba(34, 75, 147, .16), transparent 42%),
    #08101a;
}

.plan-viewport canvas {
  width: 100%;
  height: 100%;
  cursor: default;
}

.plan-viewport::after {
  box-shadow: inset 0 0 70px rgba(2, 7, 13, .58);
}

.plan-overlay {
  position: absolute;
  top: 17px;
  left: 17px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.plan-overlay span,
.plan-overlay b {
  padding: 8px 11px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  background: rgba(7,14,24,.78);
  backdrop-filter: blur(8px);
  font: 700 8px var(--mono);
  letter-spacing: .08em;
}

.plan-overlay span { color: #9aa9bc; }
.plan-overlay b { color: #ffd08a; }

.plan-legend {
  position: absolute;
  right: 17px;
  bottom: 17px;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px 13px;
  max-width: 300px;
  padding: 10px 12px;
  color: #8f9caf;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 12px;
  background: rgba(7,14,24,.78);
  backdrop-filter: blur(8px);
  font: 8px var(--mono);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.plan-legend span::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  content: "";
  border-radius: 2px;
}
.plan-legend .ego::before { background: #2d69eb; }
.plan-legend .actor::before { background: #e8edf5; }
.plan-legend .hazard::before { background: #ff9d52; }
.plan-legend .path::before { background: #65d99b; }

.telemetry-strip {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255,255,255,.1);
  border-bottom: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.018);
}

.telemetry-strip > div {
  min-width: 0;
  padding: 13px 16px;
  border-right: 1px solid rgba(255,255,255,.1);
}
.telemetry-strip > div:last-child { border-right: 0; }
.telemetry-strip span {
  display: block;
  color: #68778c;
  font: 8px var(--mono);
  letter-spacing: .09em;
}
.telemetry-strip strong {
  display: block;
  margin-top: 5px;
  overflow: hidden;
  color: #dce5f2;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.plan-atelier[data-run-state="running"] .atelier-topline i {
  background: #ffb65f;
  box-shadow: 0 0 14px #ffb65f;
  animation: planPulse .8s ease-in-out infinite alternate;
}
.plan-atelier[data-run-state="complete"] .atelier-topline i {
  background: #65d99b;
  box-shadow: 0 0 14px #65d99b;
}

@keyframes planPulse { to { opacity: .35; transform: scale(.72); } }

@media (max-width: 820px) {
  .plan-viewport { height: 430px; }
  .telemetry-strip { grid-template-columns: repeat(2, 1fr); }
  .telemetry-strip > div:nth-child(2) { border-right: 0; }
  .telemetry-strip > div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.1); }
}

@media (max-width: 520px) {
  .plan-viewport { height: 350px; }
  .plan-overlay { top: 12px; left: 12px; gap: 6px; }
  .plan-overlay span,
  .plan-overlay b { padding: 7px 8px; font-size: 7px; }
  .plan-legend { right: 10px; bottom: 10px; left: 10px; justify-content: space-between; max-width: none; }
  .telemetry-strip > div { padding: 11px 12px; }
  .mobility-hero,
  .hero-visual { min-width: 0; }
  .hero-actions a {
    min-height: 52px;
    padding-inline: 14px;
    font-size: 9px;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .mobility-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* Proof Atelier — portfolio-aligned product direction */
:root {
  --portfolio-paper: #f4f2ed;
  --portfolio-paper-2: #ebe9e2;
  --portfolio-ink: #15171b;
  --portfolio-muted: #626975;
  --portfolio-blue: #154ccf;
  --portfolio-blue-soft: #dce5fb;
  --portfolio-cyan: #59d9ef;
  --portfolio-line: rgba(21, 23, 27, 0.14);
}

html { color-scheme: light; }

body.calyra-mobility {
  color: var(--portfolio-ink);
  background:
    radial-gradient(circle at 88% 5%, rgba(89, 217, 239, .18), transparent 25rem),
    linear-gradient(180deg, #f8f7f3 0%, var(--portfolio-paper) 60%, #eeece5 100%);
}

body.calyra-mobility::before {
  opacity: .52;
  background-image:
    linear-gradient(rgba(21, 76, 207, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 76, 207, .035) 1px, transparent 1px);
  mask-image: linear-gradient(to bottom, #000, transparent 62%);
}

.mobility-header {
  border-color: var(--portfolio-line);
  background: rgba(244, 242, 237, .88);
  box-shadow: 0 1px 0 rgba(255,255,255,.7);
}

.brand-mark {
  width: 35px;
  height: 35px;
  object-fit: contain;
}

.brand-lockup small,
.mobility-nav a,
.header-back,
.language-link { color: var(--portfolio-muted); }

.mobility-nav a:hover,
.header-back:hover,
.language-link:hover { color: var(--portfolio-blue); }

.header-cta,
.button-primary {
  color: white;
  background: var(--portfolio-blue);
}

.button-secondary {
  color: var(--portfolio-ink);
  border-color: rgba(21,23,27,.28);
}

.eyebrow,
.section-index,
.micro-label { color: var(--portfolio-blue); }

.hero-copy h1 { color: var(--portfolio-ink); }
.hero-copy h1 em { color: var(--portfolio-blue); }
.hero-summary { color: var(--portfolio-muted); }

.hero-status li {
  color: #4f5661;
  border-color: var(--portfolio-line);
  background: rgba(255,255,255,.55);
}

.hero-status li::before { background: var(--portfolio-blue); }
.hero-status li.prototype::before { background: #de7d25; }

.mobility-hero {
  grid-template-columns: minmax(360px, .72fr) minmax(620px, 1.28fr);
  gap: clamp(38px, 4vw, 72px);
  width: min(1560px, calc(100% - clamp(32px, 5vw, 88px)));
  min-height: min(960px, 100svh);
}

.hero-copy { max-width: 620px; }
.hero-copy h1 { font-size: clamp(62px, 6vw, 104px); }

.legacy-assurance-stage { display: none !important; }

.proof-atelier {
  position: relative;
  min-width: 0;
  overflow: hidden;
  color: #f7f8fb;
  border: 1px solid rgba(21,76,207,.32);
  border-radius: 30px;
  background: #10151d;
  box-shadow: 0 38px 90px rgba(15,26,58,.2), 0 4px 14px rgba(15,26,58,.12);
}

.proof-atelier::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(135deg, rgba(89,217,239,.07), transparent 35%, rgba(21,76,207,.1));
}

.atelier-topline,
.scene-footer {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 20px;
  color: #99a7ba;
  border-bottom: 1px solid rgba(255,255,255,.1);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.atelier-topline strong {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #c8f5dc;
  font-size: inherit;
}

.atelier-topline i {
  width: 7px;
  height: 7px;
  background: #65d99b;
  border-radius: 50%;
  box-shadow: 0 0 12px #65d99b;
}

.vehicle-picker {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.vehicle-picker button {
  min-height: 57px;
  padding: 0 16px;
  color: #9eaabc;
  border: 0;
  border-right: 1px solid rgba(255,255,255,.1);
  background: transparent;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .06em;
  text-align: left;
  text-transform: uppercase;
  transition: color 180ms ease, background 180ms ease;
}

.vehicle-picker button:last-child { border-right: 0; }
.vehicle-picker button span { margin-right: 8px; color: #5d6a7c; }
.vehicle-picker button:hover { color: white; background: rgba(255,255,255,.035); }
.vehicle-picker button.is-selected {
  color: white;
  background: linear-gradient(180deg, rgba(21,76,207,.32), rgba(21,76,207,.12));
  box-shadow: inset 0 -3px var(--portfolio-cyan);
}
.vehicle-picker button.is-selected span { color: var(--portfolio-cyan); }

.atelier-viewport {
  position: relative;
  z-index: 1;
  height: clamp(360px, 36vw, 520px);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 35%, rgba(43,84,164,.18), transparent 36%),
    linear-gradient(180deg, #111924 0%, #0a0f16 100%);
  touch-action: none;
}

.atelier-viewport canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
}
.atelier-viewport canvas:active { cursor: grabbing; }

.atelier-viewport::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  box-shadow: inset 0 -80px 90px rgba(4,8,13,.44);
}

.atelier-axis {
  position: absolute;
  right: 18px;
  bottom: 20px;
  z-index: 3;
  display: flex;
  gap: 7px;
}
.atelier-axis span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  color: #9fabbc;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 50%;
  font: 8px var(--mono);
}
.atelier-axis span:first-child { color: #ff9a87; }
.atelier-axis span:nth-child(2) { color: #7be6a8; }
.atelier-axis span:last-child { color: #77d6ff; }

.atelier-hint {
  position: absolute;
  bottom: 22px;
  left: 20px;
  z-index: 3;
  color: #728095;
  font: 8px var(--mono);
  letter-spacing: .09em;
}

.camera-reset {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 4;
  min-height: 38px;
  padding: 0 14px;
  color: #d8e0eb;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  background: rgba(9,14,21,.66);
  backdrop-filter: blur(10px);
  cursor: pointer;
  font: 9px var(--mono);
  letter-spacing: .06em;
  text-transform: uppercase;
}

.canvas-fallback {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: grid;
  place-items: center;
  padding: 30px;
  color: #cbd5e3;
  text-align: center;
}

.canvas-fallback[hidden] { display: none !important; }

.atelier-console {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: minmax(180px,.8fr) minmax(250px,1.15fr) auto;
  gap: 12px;
  align-items: stretch;
  padding: 14px;
  border-top: 1px solid rgba(255,255,255,.1);
}

.atelier-scenario,
.proof-atelier .assurance-readout {
  position: static;
  width: auto;
  padding: 15px 16px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 15px;
  background: rgba(255,255,255,.035);
  backdrop-filter: none;
}

.atelier-scenario span,
.proof-atelier .assurance-readout small {
  display: block;
  color: #718199;
  font: 8px var(--mono);
  letter-spacing: .1em;
}
.atelier-scenario strong,
.proof-atelier .assurance-readout strong {
  display: block;
  margin-top: 5px;
  color: white;
  font: 600 15px var(--display);
}
.atelier-scenario small,
.proof-atelier .assurance-readout span {
  display: block;
  margin-top: 3px;
  color: #9ca8b9;
  font-size: 10px;
}
.proof-atelier .assurance-readout[data-state="running"] { border-color: rgba(255,184,90,.5); }
.proof-atelier .assurance-readout[data-state="complete"] { border-color: rgba(101,217,155,.46); }

.run-test {
  display: inline-flex;
  min-width: 126px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 19px;
  color: white;
  border: 0;
  border-radius: 15px;
  background: var(--portfolio-blue);
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
  transition: transform 180ms ease, background 180ms ease;
}
.run-test:hover { background: #1f5ae2; transform: translateY(-2px); }
.run-test:disabled { cursor: wait; opacity: .72; transform: none; }
.run-test b { font-size: 18px; }

.proof-atelier .scene-footer {
  border-top: 1px solid rgba(255,255,255,.1);
  border-bottom: 0;
}

.metric-rail {
  border-color: var(--portfolio-line);
}
.metric-rail article { border-color: var(--portfolio-line); }
.metric-rail span { color: var(--portfolio-muted); }

.section-heading > p,
.system-card p,
.domain-card p,
.output-card p,
.evidence-copy p,
.evidence-stat span { color: var(--portfolio-muted); }

.system-grid::before { background: linear-gradient(90deg, var(--portfolio-line), var(--portfolio-blue), var(--portfolio-line)); }
.system-card,
.domain-card,
.output-card,
.roadmap-card {
  border-color: var(--portfolio-line);
  background: rgba(255,255,255,.58);
  box-shadow: 0 14px 38px rgba(21,23,27,.04);
}
.system-card.featured {
  border-color: rgba(21,76,207,.38);
  background: linear-gradient(150deg, rgba(21,76,207,.1), rgba(255,255,255,.7));
}
.system-number { color: white; background: var(--portfolio-ink); }
.system-card.featured .system-number { background: var(--portfolio-blue); }
.system-card li { color: #4c5562; border-color: var(--portfolio-line); }

.scenario-section { background: var(--portfolio-blue-soft); }
.scenario-console { box-shadow: 0 30px 80px rgba(21,76,207,.18); }

.domain-grid,
.domain-card,
.evidence-grid,
.evidence-stat { border-color: var(--portfolio-line); }
.domain-card::before { border-color: #8c939c; }
.domain-card:hover::before { background: var(--portfolio-blue); border-color: var(--portfolio-blue); }
.domain-road { background: var(--portfolio-line); }
.domain-road::after { background: repeating-linear-gradient(90deg, #8c939c 0 16px, transparent 16px 30px); }
.domain-vehicle { border-color: var(--portfolio-ink); box-shadow: 0 0 0 18px rgba(21,76,207,.04), 0 0 0 38px rgba(21,76,207,.025); }
.domain-vehicle::before,
.domain-vehicle::after { background: var(--portfolio-ink); border-color: #8c939c; }
.domain-card a { color: var(--portfolio-blue); border-color: var(--portfolio-line); }

.evidence-wrap {
  border-color: rgba(21,76,207,.22);
  background: linear-gradient(135deg, rgba(21,76,207,.09), rgba(255,255,255,.65));
}
.evidence-stat.warning strong { color: #c5671c; }
.roadmap-card.future { border-color: rgba(197,103,28,.25); background: linear-gradient(145deg, rgba(255,184,90,.1), rgba(255,255,255,.66)); }
.roadmap-card li { color: #4f5761; border-color: var(--portfolio-line); }
.honest-boundary { color: var(--portfolio-muted); border-color: var(--portfolio-line); }
.honest-boundary strong { color: #b25d1a; }

.closing-section { color: white; background: var(--portfolio-blue); }
.closing-section .section-index { color: #b9d5ff; }
.closing-section .button-primary { color: var(--portfolio-ink); background: white; }
.closing-section .button-secondary { color: white; border-color: rgba(255,255,255,.45); }
.mobility-footer { border-color: rgba(255,255,255,.28); }

@media (max-width: 1180px) {
  .mobility-hero { grid-template-columns: 1fr; }
  .hero-copy { max-width: 920px; }
  .proof-atelier { width: 100%; }
}

@media (max-width: 820px) {
  .atelier-viewport { height: 430px; }
  .vehicle-picker { display: flex; overflow-x: auto; }
  .vehicle-picker button { flex: 0 0 190px; }
  .atelier-console { grid-template-columns: 1fr 1fr; }
  .run-test { grid-column: 1 / -1; min-height: 54px; }
  .proof-atelier .scene-footer span:last-child { display: none; }
}

@media (max-width: 520px) {
  .proof-atelier { border-radius: 22px; }
  .atelier-topline { padding: 14px; }
  .atelier-topline span { max-width: 170px; }
  .atelier-viewport { height: 350px; }
  .atelier-console { grid-template-columns: 1fr; }
  .run-test { grid-column: auto; min-height: 52px; }
  .atelier-hint { display: none; }
  .camera-reset { top: 12px; right: 12px; }
}

/* Answer-engine layer: concise product definition, traceable evidence and visible FAQ. */
.answer-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.35fr);
  gap: clamp(28px, 5vw, 80px);
  align-items: start;
  padding-top: clamp(54px, 7vw, 96px);
  padding-bottom: clamp(54px, 7vw, 96px);
}

.answer-copy {
  position: sticky;
  top: 116px;
}

.answer-copy h2 {
  max-width: 12ch;
  margin: 12px 0 18px;
  color: var(--portfolio-ink);
  font-family: var(--display);
  font-size: clamp(2.2rem, 4vw, 4.6rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.answer-copy p {
  max-width: 58ch;
  margin: 0;
  color: var(--portfolio-muted);
  font-size: clamp(1rem, 1.35vw, 1.16rem);
}

.answer-copy strong { color: var(--portfolio-ink); }

.answer-points {
  display: grid;
  border-top: 1px solid var(--portfolio-line);
}

.answer-points article {
  display: grid;
  grid-template-columns: 48px minmax(130px, 0.7fr) minmax(0, 1.2fr);
  gap: 18px;
  align-items: baseline;
  padding: 22px 0;
  border-bottom: 1px solid var(--portfolio-line);
}

.answer-points span {
  color: var(--portfolio-blue);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.answer-points strong {
  color: var(--portfolio-ink);
  font-family: var(--display);
  font-size: 1.12rem;
}

.answer-points p {
  margin: 0;
  color: var(--portfolio-muted);
}

.sources-section,
.faq-section {
  padding-top: clamp(72px, 9vw, 136px);
  padding-bottom: clamp(72px, 9vw, 136px);
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: clamp(34px, 5vw, 64px);
}

.source-card,
.method-note,
.faq-item {
  border: 1px solid var(--portfolio-line);
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 16px 48px rgba(21, 23, 27, 0.045);
}

.source-card {
  min-height: 280px;
  padding: clamp(26px, 4vw, 46px);
}

.source-card h3,
.faq-item h3 {
  margin: 14px 0 12px;
  color: var(--portfolio-ink);
  font-family: var(--display);
  font-size: clamp(1.3rem, 2vw, 2rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.source-card p,
.method-note p,
.faq-item p {
  margin: 0;
  color: var(--portfolio-muted);
}

.source-card > a,
.source-links a,
.markdown-note a {
  color: var(--portfolio-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.source-card > a {
  display: inline-flex;
  gap: 8px;
  margin-top: 28px;
  font-weight: 700;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
  margin-top: 28px;
}

.method-note {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(150px, 0.35fr) minmax(0, 1.65fr);
  gap: 24px;
  padding: 24px clamp(26px, 4vw, 46px);
  border-left: 4px solid var(--portfolio-blue);
}

.method-note strong {
  color: var(--portfolio-ink);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.faq-section {
  border-top: 1px solid var(--portfolio-line);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: clamp(34px, 5vw, 64px);
}

.faq-item {
  min-height: 230px;
  padding: clamp(24px, 3.6vw, 42px);
}

.faq-item:last-child {
  grid-column: 1 / -1;
  min-height: auto;
}

.markdown-note {
  margin: 24px 0 0;
  color: var(--portfolio-muted);
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .answer-section { grid-template-columns: 1fr; }
  .answer-copy { position: static; }
  .source-grid,
  .faq-grid { grid-template-columns: 1fr; }
  .faq-item:last-child { grid-column: auto; }
}

@media (max-width: 620px) {
  .answer-points article {
    grid-template-columns: 42px 1fr;
  }
  .answer-points p {
    grid-column: 2;
  }
  .method-note {
    grid-template-columns: 1fr;
  }
  .source-card,
  .faq-item {
    min-height: auto;
  }
}