:root {
  --black: #0f171b;
  --ink: #1a272e;
  --slate: #5e6c74;
  --muted: #869198;
  --paper: #f8f7f2;
  --ivory: #eeebe3;
  --white: #ffffff;
  --blue: #008dca;
  --cyan: #1ab5cf;
  --gold: #ad8a54;
  --line: #d6d2c8;
  --page: min(1180px, calc(100vw - 48px));
  --serif: "Songti SC", "STSong", "Times New Roman", serif;
  --sans: "Avenir Next", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.menu-open,
body.dialog-open {
  overflow: hidden;
}

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

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

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  transform: translateY(-150%);
  color: var(--black);
  background: var(--white);
}

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

.site-header {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  height: 84px;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 max(28px, calc((100vw - 1320px) / 2));
  color: var(--white);
  transition: background 220ms ease, height 220ms ease, border-color 220ms ease;
}

.site-header.is-scrolled {
  height: 70px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(15, 23, 27, 0.94);
  backdrop-filter: blur(16px);
}

.brand {
  justify-self: start;
}

.brand-plate {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px 6px;
  background: var(--white);
}

.brand-plate img {
  width: 152px;
  height: auto;
}

.desktop-nav {
  display: flex;
  gap: 32px;
  align-items: center;
  font-size: 13px;
}

.desktop-nav a {
  position: relative;
  padding: 12px 0;
  color: rgba(255, 255, 255, 0.78);
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  background: var(--cyan);
  transition: transform 180ms ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  justify-self: end;
  gap: 10px;
  align-items: center;
}

.language-toggle,
.menu-button {
  border: 0;
  color: var(--white);
  background: transparent;
  cursor: pointer;
}

.language-toggle {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 18px;
  color: var(--black);
  background: var(--white);
  font-size: 13px;
  font-weight: 650;
}

.menu-button,
.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  color: var(--white);
  background: var(--black);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: -3%;
}

.hero-media {
  transform: translate3d(0, var(--hero-shift, 0), 0) scale(1.03);
  background: url("assets/hero-inspector.jpg") center 42% / cover no-repeat;
  will-change: transform;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(9, 17, 21, 0.96) 0%, rgba(9, 17, 21, 0.86) 45%, rgba(9, 17, 21, 0.28) 74%, rgba(9, 17, 21, 0.42) 100%),
    linear-gradient(0deg, rgba(9, 17, 21, 0.82) 0%, transparent 38%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: var(--page);
  margin: 0 auto;
  padding-top: clamp(156px, 21vh, 210px);
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--cyan);
}

.hero-title {
  max-width: 800px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 84px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.hero-title span {
  display: block;
}

.hero-summary {
  max-width: 680px;
  margin: 32px 0 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 26px;
  align-items: center;
  margin-top: 38px;
}

.primary-action,
.secondary-action,
.form-submit {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border: 0;
  padding: 0 20px;
  color: var(--white);
  background: var(--blue);
  font-weight: 650;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease;
}

.primary-action:hover,
.form-submit:hover {
  transform: translateY(-2px);
  background: #00a2e5;
}

.text-action {
  border-bottom: 1px solid rgba(255, 255, 255, 0.36);
  padding: 9px 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 14px;
}

.hero-companies {
  position: absolute;
  z-index: 2;
  right: max(28px, calc((100vw - 1320px) / 2));
  bottom: 48px;
  display: grid;
  min-width: 390px;
  grid-template-columns: 1fr 1.28fr;
  border-top: 1px solid rgba(255, 255, 255, 0.32);
  padding-top: 16px;
}

.hero-companies div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  padding-left: 20px;
}

.hero-companies span,
.site-footer span {
  display: block;
  margin-bottom: 7px;
  color: rgba(255, 255, 255, 0.53);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.hero-companies strong {
  display: block;
  max-width: 270px;
  font-size: 11px;
  font-weight: 550;
  line-height: 1.45;
}

.hero-scroll {
  position: absolute;
  z-index: 2;
  bottom: 48px;
  left: 50%;
  width: 24px;
  height: 44px;
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 14px;
}

.hero-scroll span {
  position: absolute;
  top: 8px;
  left: 10px;
  width: 2px;
  height: 8px;
  border-radius: 2px;
  background: var(--white);
  animation: scroll-dot 1.8s ease-in-out infinite;
}

@keyframes scroll-dot {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(17px); opacity: 1; }
}

.hero-reveal {
  opacity: 0;
  transform: translateY(24px);
  animation: hero-enter 700ms cubic-bezier(.2,.7,.2,1) forwards;
}

.hero-title { animation-delay: 90ms; }
.hero-summary { animation-delay: 180ms; }
.hero-actions { animation-delay: 270ms; }
.hero-companies { animation-delay: 360ms; }

@keyframes hero-enter {
  to { opacity: 1; transform: translateY(0); }
}

.section {
  width: var(--page);
  margin: 0 auto;
  padding: 122px 0;
}

.section-heading {
  max-width: 850px;
}

.section-heading h2,
.flow-copy h2,
.evidence-content h2,
.request-intro h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(42px, 5vw, 66px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.section-heading > p:last-child,
.request-intro > p {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--slate);
  font-size: 16px;
  line-height: 1.75;
}

.company-structure {
  padding-bottom: 104px;
}

.company-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 72px;
}

.company-column {
  min-height: 470px;
  padding: 52px 54px;
}

.company-us {
  color: var(--ink);
  background: var(--white);
}

.company-cn {
  color: var(--white);
  background: var(--black);
}

.company-label {
  margin: 0 0 42px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.company-cn .company-label {
  color: var(--cyan);
}

.company-column h3 {
  max-width: 480px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(30px, 3.2vw, 44px);
  font-weight: 500;
  line-height: 1.25;
}

.company-location {
  margin: 12px 0 46px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.company-cn .company-location {
  color: rgba(255, 255, 255, 0.5);
}

.company-column ul {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.company-column li {
  position: relative;
  padding-left: 24px;
  color: var(--slate);
  font-size: 15px;
}

.company-cn li {
  color: rgba(255, 255, 255, 0.74);
}

.company-column li::before {
  position: absolute;
  top: 9px;
  left: 0;
  width: 8px;
  height: 1px;
  content: "";
  background: var(--cyan);
}

.company-note {
  display: flex;
  justify-content: center;
  gap: 28px;
  align-items: center;
  margin: 42px 0 0;
  color: var(--slate);
  font-size: 12px;
  font-weight: 650;
}

.company-note i {
  width: 58px;
  height: 1px;
  background: var(--blue);
}

.system-flow {
  position: relative;
  overflow: hidden;
  color: var(--ink);
  background: #e9eeeb;
}

.system-flow::before {
  position: absolute;
  top: 78px;
  right: -22px;
  content: "SYSTEM FLOW";
  color: rgba(26, 39, 46, 0.035);
  font-family: var(--serif);
  font-size: clamp(92px, 13vw, 210px);
  line-height: 0.8;
  letter-spacing: -0.055em;
  white-space: nowrap;
  pointer-events: none;
}

.system-flow-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(66px, 9vw, 130px);
  align-items: start;
}

.flow-copy {
  position: sticky;
  top: 118px;
  align-self: start;
}

.flow-copy h2 {
  max-width: 570px;
}

.flow-copy > p:not(.eyebrow) {
  max-width: 560px;
  margin: 26px 0 0;
  color: var(--slate);
  font-size: 16px;
  line-height: 1.8;
}

.flow-responsibility {
  margin: 54px 0 0;
  border-top: 1px solid rgba(26, 39, 46, 0.24);
}

.flow-responsibility div {
  display: grid;
  grid-template-columns: 118px 1fr;
  gap: 20px;
  border-bottom: 1px solid rgba(26, 39, 46, 0.17);
  padding: 18px 0;
}

.flow-responsibility dt,
.flow-responsibility dd {
  margin: 0;
}

.flow-responsibility dt {
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
}

.flow-responsibility dd {
  color: var(--slate);
  font-size: 12px;
  line-height: 1.6;
}

.flow-track {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-node {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 122px;
  gap: 24px;
  align-items: start;
  border-top: 1px solid rgba(26, 39, 46, 0.24);
  padding: 28px 0 34px;
  transition-delay: calc(var(--flow-order) * 35ms);
}

.flow-node:last-child {
  border-bottom: 1px solid rgba(26, 39, 46, 0.24);
}

.flow-node::after {
  position: absolute;
  top: 58px;
  bottom: -1px;
  left: 20px;
  width: 1px;
  content: "";
  transform: scaleY(0);
  transform-origin: top;
  background: var(--blue);
  transition: transform 620ms cubic-bezier(.2,.7,.2,1) 160ms;
}

.flow-node:last-child::after {
  display: none;
}

.flow-node.is-visible::after {
  transform: scaleY(1);
}

.flow-index {
  position: relative;
  z-index: 1;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(26, 39, 46, 0.24);
  border-radius: 50%;
  color: var(--blue);
  background: #e9eeeb;
  font-size: 10px;
  font-weight: 750;
  transition: color 260ms ease, background 260ms ease, border-color 260ms ease;
}

.flow-node.is-visible .flow-index {
  border-color: var(--blue);
  color: var(--white);
  background: var(--blue);
}

.flow-node h3 {
  margin: 3px 0 0;
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 500;
  line-height: 1.25;
}

.flow-node p {
  max-width: 520px;
  margin: 11px 0 0;
  color: var(--slate);
  font-size: 14px;
  line-height: 1.72;
}

.flow-node > strong {
  padding-top: 8px;
  color: var(--blue);
  font-size: 9px;
  font-weight: 750;
  line-height: 1.5;
  letter-spacing: 0.06em;
  text-align: right;
  text-transform: uppercase;
}

.inspector-story {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  background: var(--black);
  color: var(--white);
}

.inspector-visual {
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  min-height: 680px;
}

.inspector-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(10, 17, 20, 0.74), transparent 60%);
}

.inspector-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.visual-caption {
  position: absolute;
  z-index: 2;
  right: 40px;
  bottom: 38px;
  left: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.38);
  padding-top: 18px;
}

.visual-caption span {
  display: block;
  margin-bottom: 8px;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 750;
}

.visual-caption strong {
  font-size: 15px;
  font-weight: 500;
}

.inspector-content {
  padding: 120px clamp(42px, 6vw, 96px) 110px;
}

.section-heading-dark p:last-child {
  color: rgba(255, 255, 255, 0.63);
}

.execution-steps {
  margin: 74px 0 0;
  padding: 0;
  list-style: none;
}

.execution-steps li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding: 28px 0 30px;
}

.execution-steps > li > span {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 750;
}

.execution-steps strong {
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 500;
}

.execution-steps p {
  margin: 11px 0 0;
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.65;
}

.services {
  padding-bottom: 130px;
}

.service-list {
  margin-top: 68px;
  border-top: 1px solid var(--ink);
}

.service-row {
  display: grid;
  width: 100%;
  grid-template-columns: 54px 1.2fr 0.9fr 1.55fr 32px;
  gap: 20px;
  align-items: center;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 25px 8px;
  color: var(--ink);
  text-align: left;
  background: transparent;
  cursor: pointer;
  transition: padding 180ms ease, color 180ms ease, background 180ms ease;
}

.service-row:hover,
.service-row:focus-visible {
  padding-right: 18px;
  padding-left: 18px;
  color: var(--white);
  background: var(--black);
  outline: 0;
}

.service-number {
  color: var(--blue);
  font-size: 11px;
  font-weight: 750;
}

.service-row strong,
.service-row small {
  display: block;
}

.service-row strong {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
}

.service-row small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.service-row > span:nth-child(3),
.service-row > span:nth-child(4) {
  color: var(--slate);
  font-size: 13px;
  line-height: 1.5;
}

.service-row:hover > span,
.service-row:hover small,
.service-row:focus-visible > span,
.service-row:focus-visible small {
  color: inherit;
}

.service-row b {
  justify-self: end;
  font-weight: 400;
}

.evidence-section {
  display: grid;
  min-height: 720px;
  grid-template-columns: 1fr 1fr;
}

.evidence-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.evidence-content {
  padding: 110px clamp(44px, 7vw, 110px);
  background: var(--ivory);
}

.evidence-sequence {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 12px;
  margin-top: 52px;
}

.evidence-sequence span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--slate);
  font-size: 12px;
}

.evidence-sequence span:not(:last-child)::after {
  width: 26px;
  height: 1px;
  content: "";
  background: var(--blue);
}

.evidence-states {
  margin: 64px 0 0;
}

.evidence-states div {
  display: grid;
  grid-template-columns: 100px 1fr;
  border-top: 1px solid var(--line);
  padding: 20px 0;
}

.evidence-states dt {
  color: var(--blue);
  font-weight: 700;
}

.evidence-states dd {
  margin: 0;
  color: var(--slate);
  line-height: 1.55;
}

.request-section {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  background: var(--black);
  color: var(--white);
}

.request-intro {
  padding: 120px clamp(44px, 7vw, 108px);
}

.request-intro > p {
  color: rgba(255, 255, 255, 0.62);
}

.request-intro ul {
  display: grid;
  gap: 16px;
  margin: 52px 0 0;
  padding: 0;
  color: rgba(255, 255, 255, 0.62);
  list-style: none;
}

.request-intro li {
  position: relative;
  padding-left: 22px;
  font-size: 13px;
}

.request-intro li::before {
  position: absolute;
  top: 8px;
  left: 0;
  width: 8px;
  height: 1px;
  content: "";
  background: var(--cyan);
}

.inspection-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px 18px;
  padding: 104px clamp(38px, 6vw, 92px);
  color: var(--ink);
  background: var(--white);
}

.field {
  display: grid;
  gap: 8px;
}

.field-wide {
  grid-column: 1 / -1;
}

.field label,
.consent span {
  color: var(--slate);
  font-size: 11px;
  font-weight: 650;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 12px 0 14px;
  color: var(--ink);
  background: transparent;
  outline: 0;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--blue);
}

.field textarea {
  resize: vertical;
}

.consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  line-height: 1.5;
}

.consent input {
  margin-top: 2px;
  accent-color: var(--blue);
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.governance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 68px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.governance-grid article {
  min-height: 255px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 30px 28px;
}

.governance-grid span {
  color: var(--blue);
  font-size: 9px;
  font-weight: 750;
}

.governance-grid h3 {
  margin: 42px 0 22px;
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 500;
}

.governance-grid p {
  margin: 0;
  color: var(--slate);
  font-size: 13px;
  line-height: 1.7;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.35fr 0.7fr;
  gap: 40px;
  padding: 64px max(28px, calc((100vw - 1320px) / 2));
  color: var(--white);
  background: var(--black);
}

.footer-brand .brand-plate img {
  width: 130px;
}

.footer-brand p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.site-footer strong,
.site-footer a {
  display: block;
  margin-bottom: 7px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.5;
}

.brief-dialog {
  width: min(720px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
  border: 0;
  padding: 0;
  color: var(--ink);
  background: var(--paper);
}

.brief-dialog::backdrop {
  background: rgba(4, 10, 13, 0.76);
  backdrop-filter: blur(4px);
}

.dialog-shell {
  position: relative;
  padding: 46px;
}

.dialog-shell h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 500;
}

.dialog-close {
  position: absolute;
  top: 16px;
  right: 18px;
  border: 0;
  color: var(--slate);
  background: transparent;
  font-size: 28px;
  cursor: pointer;
}

#brief-output {
  max-height: 360px;
  overflow: auto;
  margin: 28px 0;
  border: 1px solid var(--line);
  padding: 22px;
  white-space: pre-wrap;
  color: var(--slate);
  background: var(--white);
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.7;
}

.dialog-actions {
  display: flex;
  gap: 12px;
}

.secondary-action {
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
}

.dialog-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.toast {
  position: fixed;
  z-index: 100;
  right: 22px;
  bottom: 22px;
  transform: translateY(20px);
  padding: 13px 16px;
  opacity: 0;
  color: var(--white);
  background: var(--black);
  font-size: 12px;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.reveal {
  transform: translateY(28px);
  opacity: 0;
  transition: opacity 650ms ease, transform 650ms cubic-bezier(.2,.7,.2,1);
}

.reveal.is-visible {
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 980px) {
  :root { --page: min(100% - 36px, 760px); }
  .site-header { grid-template-columns: 1fr auto; height: 72px; padding: 0 18px; }
  .desktop-nav, .header-cta { display: none; }
  .menu-button { display: grid; width: 42px; height: 42px; place-content: center; gap: 6px; }
  .menu-button span { width: 20px; height: 1px; background: var(--white); transition: transform 180ms ease; }
  .menu-button[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .mobile-nav { position: fixed; top: 70px; right: 0; left: 0; display: grid; gap: 0; transform: translateY(-120%); opacity: 0; background: var(--black); transition: transform 220ms ease, opacity 220ms ease; }
  .mobile-nav.is-open { transform: translateY(0); opacity: 1; }
  .mobile-nav a { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 24px; }
  .hero-content { padding-top: 148px; }
  .hero-title { max-width: 720px; }
  .hero-companies { right: 22px; bottom: 28px; left: 22px; min-width: 0; }
  .hero-scroll { display: none; }
  .company-columns, .system-flow-inner, .inspector-story, .evidence-section, .request-section { grid-template-columns: 1fr; }
  .company-column { min-height: auto; }
  .flow-copy { position: relative; top: auto; }
  .flow-track { margin-top: 16px; }
  .inspector-visual { position: relative; top: auto; height: 62vh; min-height: 520px; }
  .service-row { grid-template-columns: 42px 1fr 30px; }
  .service-row > span:nth-child(3), .service-row > span:nth-child(4) { display: none; }
  .evidence-media { height: 58vh; min-height: 500px; }
  .governance-grid { grid-template-columns: 1fr 1fr; }
  .site-footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .brand-plate img { width: 126px; }
  .language-toggle { width: 38px; height: 38px; }
  .hero { min-height: 780px; }
  .hero-content { padding-top: 132px; }
  .hero-title { font-size: 44px; }
  .hero-summary { margin-top: 24px; font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; margin-top: 28px; }
  .hero-companies { grid-template-columns: 1fr; gap: 14px; }
  .hero-companies div + div { border-left: 0; padding-left: 0; }
  .section { padding: 88px 0; }
  .section-heading h2, .flow-copy h2, .evidence-content h2, .request-intro h2 { font-size: 39px; }
  .company-columns { margin-top: 48px; }
  .company-column { padding: 38px 28px; }
  .company-column h3 { font-size: 30px; }
  .company-note { align-items: flex-start; flex-direction: column; gap: 12px; }
  .company-note i { width: 1px; height: 18px; margin-left: 3px; }
  .system-flow-inner { gap: 54px; }
  .flow-responsibility { margin-top: 38px; }
  .flow-responsibility div { grid-template-columns: 104px 1fr; gap: 14px; }
  .flow-node { grid-template-columns: 48px minmax(0, 1fr); gap: 16px; padding: 24px 0 28px; }
  .flow-node::after { left: 18px; }
  .flow-index { width: 38px; height: 38px; }
  .flow-node h3 { font-size: 24px; }
  .flow-node > strong { grid-column: 2; padding-top: 0; text-align: left; }
  .inspector-visual { height: 58vh; min-height: 440px; }
  .inspector-content, .evidence-content, .request-intro { padding: 84px 24px; }
  .execution-steps li { grid-template-columns: 44px 1fr; }
  .service-row { padding: 22px 0; }
  .service-row:hover, .service-row:focus-visible { padding-right: 10px; padding-left: 10px; }
  .evidence-media { height: 48vh; min-height: 390px; }
  .inspection-form { grid-template-columns: 1fr; padding: 64px 22px; }
  .field-wide { grid-column: auto; }
  .governance-grid { grid-template-columns: 1fr; }
  .governance-grid article { min-height: 200px; }
  .site-footer { grid-template-columns: 1fr; gap: 32px; padding: 52px 24px; }
  .dialog-shell { padding: 38px 22px 26px; }
  .dialog-shell h2 { font-size: 28px; }
  .dialog-actions { align-items: stretch; flex-direction: column; }
  .dialog-actions > * { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal, .hero-reveal { transform: none; opacity: 1; }
}