:root {
  --ink: #07182b;
  --ink-soft: #263b51;
  --paper: #f5f8fa;
  --white: #ffffff;
  --line: #ccd8e2;
  --blue: #1768e5;
  --cyan: #05aaa9;
  --cyan-dark: #007c7d;
  --magenta: #b61e5c;
  --green: #147a55;
  --amber: #a46100;
  --shadow: 0 18px 50px rgba(7, 24, 43, 0.12);
  --display: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  --body: Inter, "Segoe UI", Arial, sans-serif;
  --utility: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  letter-spacing: 0;
  line-height: 1.6;
}

body.nav-open { overflow: hidden; }

img { max-width: 100%; }

a { color: inherit; }

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

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

:focus-visible {
  outline: 3px solid #f0a51b;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.nav-shell,
.section-inner,
.footer-inner {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.brand img {
  width: 152px;
  height: auto;
  display: block;
}

.main-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.main-nav a {
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}

.main-nav a:hover { color: var(--blue); }

.audience-switch {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.audience-switch a,
.audience-switch span {
  padding: 5px 9px;
  border-radius: 4px;
  color: var(--ink-soft);
  font-size: 0.74rem;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
}

.audience-switch [aria-current="page"] {
  color: var(--white);
  background: var(--ink);
}

.audience-mobile { display: none; }

.language-link {
  padding-left: 20px;
  border-left: 1px solid var(--line);
  color: var(--ink-soft);
}

.locale-switch {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  font-weight: 750;
}

.locale-switch a {
  padding: 3px 0;
  color: #667887;
  border-bottom: 2px solid transparent;
  text-decoration: none;
}

.locale-switch [aria-current="page"] {
  padding: 3px 0;
  color: var(--blue);
  border-bottom: 2px solid var(--blue);
  font-weight: 850;
}

.locale-separator { color: #a8b5bf; }

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 750;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.button-primary {
  color: var(--white);
  background: var(--blue);
}

.button-primary:hover { background: #0d55c4; }

.button-secondary {
  color: var(--ink);
  background: var(--white);
  border-color: var(--line);
}

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

.nav-toggle {
  width: 44px;
  height: 44px;
  display: none;
  margin-left: auto;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  cursor: pointer;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  display: block;
  margin: 4px 0;
  background: var(--ink);
}

.hero {
  min-height: calc(90vh - 72px);
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
  border-bottom: 8px solid var(--cyan);
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto -9% -88px 34%;
  height: 55%;
  opacity: 0.13;
  background: url("./symbol-sequence.svg") center / cover no-repeat;
}

.hero-inner {
  width: min(1180px, calc(100% - 40px));
  min-height: calc(90vh - 80px);
  position: relative;
  z-index: 1;
  margin-inline: auto;
  padding: clamp(70px, 10vh, 118px) 0 38px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-copy { max-width: 790px; }

.hero-status,
.eyebrow,
.kicker,
.stage-label,
.table-label {
  font-family: var(--utility);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #a9f2ee;
}

.status-pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(5, 170, 169, 0.2);
}

.hero h1 {
  margin: 20px 0 10px;
  font-family: var(--display);
  font-size: 7.4rem;
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 740px;
  margin: 0;
  font-family: var(--display);
  font-size: 2.45rem;
  font-weight: 550;
  line-height: 1.22;
}

.hero-detail {
  max-width: 680px;
  margin: 22px 0 0;
  color: #c7d7e6;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero .button-secondary {
  color: var(--white);
  background: transparent;
  border-color: #6e8295;
}

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

.proof-rail {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid #3a5168;
  background: rgba(7, 24, 43, 0.78);
}

.proof-step {
  min-height: 92px;
  position: relative;
  padding: 18px;
  border-right: 1px solid #3a5168;
}

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

.proof-step::after {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  top: 22px;
  right: 16px;
  border-radius: 50%;
  background: var(--cyan);
}

.proof-step strong,
.proof-step span { display: block; }

.proof-step strong { font-size: 0.92rem; }

.proof-step span {
  margin-top: 5px;
  color: #9fb3c5;
  font-size: 0.78rem;
}

.section {
  padding: 92px 0;
  border-bottom: 1px solid var(--line);
}

.section-white { background: var(--white); }

.section-dark {
  color: var(--white);
  background: var(--ink);
}

.section-head {
  max-width: 790px;
  margin-bottom: 44px;
}

.eyebrow,
.kicker { color: var(--cyan-dark); }

.section-dark .eyebrow { color: #72dcd8; }

.section h2,
.legal-page h1 {
  max-width: 900px;
  margin: 8px 0 14px;
  font-family: var(--display);
  font-size: 3.6rem;
  line-height: 1.06;
  letter-spacing: 0;
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.section-dark .section-head p { color: #b9cad8; }

.trust-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 56px;
  align-items: start;
}

.signal-figure {
  position: sticky;
  top: 104px;
  margin: 0;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.signal-figure img {
  width: 100%;
  display: block;
}

.signal-figure figcaption {
  padding: 14px 4px 2px;
  color: var(--ink-soft);
  font-size: 0.83rem;
}

.trust-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.trust-list li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.trust-list .stage-label { color: var(--blue); }

.trust-list h3 {
  margin: 0 0 5px;
  font-size: 1.15rem;
}

.trust-list p { margin: 0; color: var(--ink-soft); }

.use-grid,
.levels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.use-card,
.level-card {
  min-width: 0;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.use-card { border-top: 5px solid var(--blue); }
.use-card:nth-child(2) { border-top-color: var(--cyan); }
.use-card:nth-child(3) { border-top-color: var(--magenta); }

.use-card h3,
.level-card h3 {
  margin: 8px 0 10px;
  font-family: var(--display);
  font-size: 1.45rem;
  line-height: 1.2;
}

.use-card p,
.level-card p { margin: 0; color: var(--ink-soft); }

.use-card .kicker { color: var(--ink-soft); }

.level-card {
  position: relative;
  color: var(--white);
  background: #102a45;
  border-color: #365069;
}

.level-card.featured { border-color: var(--cyan); }

.level-card p { color: #b9cad8; }

.level-number {
  font-family: var(--utility);
  color: #73dcd8;
}

.level-card ul {
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid #365069;
  list-style: none;
}

.level-card li {
  position: relative;
  margin: 9px 0;
  padding-left: 18px;
  color: #e5edf4;
  font-size: 0.91rem;
}

.level-card li::before {
  content: "";
  width: 7px;
  height: 7px;
  position: absolute;
  top: 0.58em;
  left: 0;
  background: var(--cyan);
}

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

.technical-item {
  min-width: 0;
  padding: 26px;
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.technical-item .stage-label { color: var(--blue); }
.technical-item h3 { margin: 8px 0; font-size: 1.16rem; }
.technical-item p { margin: 0; color: var(--ink-soft); }

.consumer-page { background: var(--white); }

.consumer-landing-hero {
  min-height: calc(86svh - 72px);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  color: var(--white);
  background: #05080c;
  border-bottom: 8px solid var(--cyan);
}

.consumer-hero-image {
  width: min(42vw, 520px);
  height: 100%;
  position: absolute;
  inset: 0 0 0 auto;
  object-fit: cover;
  object-position: center 58%;
  opacity: 0.85;
}

.consumer-hero-inner {
  width: min(1180px, calc(100% - 40px));
  position: relative;
  z-index: 1;
  margin-inline: auto;
  padding: 82px 0;
}

.consumer-kicker {
  color: #77e0dc;
  font-family: var(--utility);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.consumer-landing-hero h1 {
  max-width: 720px;
  margin: 18px 0 24px;
  font-family: var(--display);
  font-size: 6.6rem;
  line-height: 0.96;
  letter-spacing: 0;
}

.consumer-landing-hero p {
  max-width: 590px;
  margin: 0;
  color: #cad5df;
  font-size: 1.35rem;
}

.sovereignty-note {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #e7f4f3;
  font-family: var(--utility);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.sovereignty-note::before {
  width: 18px;
  height: 2px;
  flex: 0 0 auto;
  content: "";
  background: var(--cyan);
}

.store-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.store-link {
  min-width: 190px;
  min-height: 62px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #73818e;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 750;
  line-height: 1.15;
  text-decoration: none;
}

.store-link:hover { border-color: var(--cyan); }

.store-link svg {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.store-link small { display: block; margin-bottom: 2px; color: #5f6c77; font-size: 0.66rem; font-weight: 650; }

.consumer-cases { padding: 86px 0 96px; overflow: hidden; }

.consumer-cases-head {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto 34px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.consumer-cases h2,
.consumer-launch h2 {
  margin: 8px 0 0;
  font-family: var(--display);
  font-size: 3.35rem;
  line-height: 1.06;
  letter-spacing: 0;
}

.carousel-controls { display: flex; align-items: center; gap: 13px; }

.carousel-controls button {
  width: 48px;
  height: 48px;
  padding: 0;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #9eafbc;
  border-radius: 50%;
  font-size: 1.45rem;
  cursor: pointer;
}

.carousel-controls button:hover { color: var(--white); background: var(--ink); }
.carousel-controls button:disabled { opacity: 0.32; cursor: default; }
.carousel-controls span { min-width: 48px; color: var(--ink-soft); font-family: var(--utility); font-size: 0.78rem; text-align: center; }

.case-track {
  --case-width: min(560px, calc(100vw - 48px));
  --case-inset: max(20px, calc((100vw - 1180px) / 2));
  display: flex;
  gap: 20px;
  padding: 0 max(20px, calc(100vw - var(--case-width) - var(--case-inset))) 0 var(--case-inset);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-behavior: smooth;
  scroll-padding-left: var(--case-inset);
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.case-track::-webkit-scrollbar { display: none; }

.case-slide {
  flex: 0 0 var(--case-width);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.case-slide[aria-current="true"] { border-color: #7d93a5; }

.case-media {
  height: auto;
  aspect-ratio: 8 / 5;
  position: relative;
  overflow: hidden;
  background: #e7eef2;
  border-bottom: 1px solid var(--line);
}

.case-media img,
.case-media video { width: 100%; height: 100%; display: block; object-fit: cover; }
.case-media-video { background: #dfe6eb; }

.case-media-video video {
  width: auto;
  max-width: 46%;
  height: 88%;
  margin: 3% auto 0;
  object-fit: contain;
  background: #dfe6eb;
  border-radius: 8px;
}

.video-toggle {
  width: 46px;
  height: 46px;
  position: absolute;
  z-index: 2;
  bottom: 12px;
  left: 12px;
  display: grid;
  place-items: center;
  padding: 0;
  color: var(--white);
  background: rgba(5, 8, 12, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  cursor: pointer;
}

.video-toggle svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.video-toggle .video-pause-icon,
.video-toggle[data-state="playing"] .video-play-icon { display: none; }
.video-toggle[data-state="playing"] .video-pause-icon { display: block; }

.case-media-video > span {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 5px 8px;
  color: var(--white);
  background: rgba(5, 8, 12, 0.82);
  border-radius: 4px;
  font-family: var(--utility);
  font-size: 0.64rem;
  text-transform: uppercase;
  pointer-events: none;
}

.case-copy { min-height: 166px; padding: 22px 24px 24px; }
.case-copy strong { color: var(--cyan-dark); font-family: var(--utility); font-size: 0.72rem; text-transform: uppercase; }
.case-copy h3 { margin: 7px 0 4px; font-family: var(--display); font-size: 1.65rem; line-height: 1.16; }
.case-copy p { margin: 0; color: var(--ink-soft); }

.consumer-launch { padding: 88px 0; background: #eaf1f5; }

.consumer-launch-inner {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 72px;
  align-items: center;
}

.launch-form { min-width: 0; }
.launch-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
.launch-field label { grid-column: 1 / -1; font-weight: 750; }

.launch-field input {
  min-width: 0;
  height: 50px;
  padding: 10px 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #8ca0b0;
  border-radius: 4px;
}

.launch-consent {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 9px;
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.launch-consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--blue); }
.launch-form .form-status { margin-top: 12px; }

.contact-main { min-height: calc(100vh - 204px); background: var(--white); }

.contact-section { padding: 84px 0 96px; }

.contact-layout {
  width: min(1040px, calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 72px;
  align-items: start;
}

.contact-intro h1 {
  margin: 10px 0 18px;
  font-family: var(--display);
  font-size: 4rem;
  line-height: 1;
  letter-spacing: 0;
}

.contact-intro p { margin: 0; color: var(--ink-soft); }
.contact-form { box-shadow: var(--shadow); border: 1px solid var(--line); }
.contact-form .form-status { margin-top: 18px; }

.antibot-field {
  padding: 14px;
  background: #edf4f7;
  border-left: 4px solid var(--cyan);
}

.antibot-field input { max-width: 130px; }

.limits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
}

.limits-grid h3 { margin: 0 0 14px; font-size: 1.28rem; }

.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.plain-list li {
  padding: 16px 0 16px 26px;
  position: relative;
  border-bottom: 1px solid var(--line);
}

.plain-list li::before {
  content: "";
  width: 10px;
  height: 10px;
  position: absolute;
  top: 23px;
  left: 0;
  border: 2px solid var(--cyan-dark);
}

.plain-list.warning li::before { border-color: var(--magenta); }

.demo-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: start;
}

.demo-copy {
  position: sticky;
  top: 104px;
}

.demo-copy p { color: #b9cad8; }

.demo-meta {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid #3a5168;
}

.demo-meta strong,
.demo-meta span { display: block; }

.demo-meta span { margin-top: 4px; color: #9fb3c5; font-size: 0.88rem; }

.demo-form {
  padding: 30px;
  color: var(--ink);
  background: var(--white);
  border-radius: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.field { min-width: 0; }
.field-wide { grid-column: 1 / -1; }

.field label,
.field legend {
  display: block;
  margin-bottom: 6px;
  font-weight: 700;
  font-size: 0.88rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #9cb0c1;
  border-radius: 4px;
}

.field textarea { min-height: 118px; resize: vertical; }

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

.required { color: var(--magenta); }

.checkbox-field {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
}

.checkbox-field input {
  width: 18px;
  height: 18px;
  margin: 4px 0 0;
  accent-color: var(--blue);
}

.checkbox-field label { font-size: 0.85rem; }

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-footer {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.form-status {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.form-status[data-state="error"] { color: #9b153d; }
.form-status[data-state="success"] { color: var(--green); }

.site-footer {
  color: #c4d1dc;
  background: #04101e;
}

.footer-inner {
  min-height: 132px;
  padding: 34px 0;
  display: flex;
  align-items: center;
  gap: 28px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-family: var(--display);
  font-size: 1.08rem;
  font-weight: 750;
  text-decoration: none;
}

.footer-brand img {
  width: 42px;
  height: 42px;
  display: block;
  border-radius: 8px;
}

.site-version {
  color: #eef5fa;
  font-family: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.footer-links {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a { font-size: 0.86rem; }

.legal-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 20px;
}

.legal-nav a { color: var(--ink); font-weight: 700; text-decoration: none; }

.legal-page {
  min-height: calc(100vh - 205px);
  padding: 80px 0;
  background: var(--white);
}

.legal-page article { max-width: 850px; }
.legal-page h2 { margin-top: 38px; font-family: var(--display); }
.legal-page p,
.legal-page li { color: var(--ink-soft); }

@media (max-width: 1160px) {
  .audience-switch { display: none; }
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: fixed;
    inset: 73px 0 0;
    padding: 30px 24px;
    align-items: stretch;
    flex-direction: column;
    background: var(--white);
  }
  .main-nav[data-open="true"] { display: flex; }
  .language-link { padding: 18px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .audience-mobile { display: block; }
  .consumer-header .locale-switch { margin-left: 0; }
  .consumer-header .nav-toggle { margin-left: auto; }
  .consumer-hero-image { width: 100%; opacity: 0.24; }
  .consumer-landing-hero h1 { font-size: 5.1rem; }
}

@media (max-width: 900px) {
  .hero h1 { font-size: 5.4rem; }
  .hero-lead { font-size: 2rem; }
  .section h2,
  .legal-page h1 { font-size: 2.8rem; }

  .nav-toggle { display: block; }

  .main-nav {
    display: none;
    position: fixed;
    inset: 73px 0 0;
    padding: 30px 24px;
    align-items: stretch;
    flex-direction: column;
    background: var(--white);
  }

  .main-nav[data-open="true"] { display: flex; }
  .language-link { padding: 18px 0 0; border-top: 1px solid var(--line); border-left: 0; }

  .proof-rail { grid-template-columns: 1fr 1fr; }
  .proof-step { border-bottom: 1px solid #3a5168; }
  .proof-step:nth-child(even) { border-right: 0; }
  .proof-step:last-child { grid-column: 1 / -1; border-bottom: 0; }

  .trust-grid,
  .demo-layout { grid-template-columns: 1fr; }
  .signal-figure,
  .demo-copy { position: static; }
  .use-grid,
  .levels-grid { grid-template-columns: 1fr; }
  .technical-grid { grid-template-columns: 1fr; }
  .consumer-launch-inner { grid-template-columns: 1fr; gap: 38px; }
  .contact-layout { grid-template-columns: 1fr; gap: 38px; }
}

@media (max-width: 640px) {
  .nav-shell,
  .section-inner,
  .footer-inner,
  .hero-inner { width: min(100% - 28px, 1180px); }

  .brand img { width: 130px; }
  .consumer-header .nav-shell { gap: 10px; }
  .audience-switch { display: none; }
  .audience-mobile { display: block; }
  .hero-inner { min-height: auto; padding-top: 62px; }
  .hero::before { inset: auto -30% 40px 10%; height: 30%; }
  .hero h1 { font-size: 3.7rem; }
  .hero-lead { font-size: 1.55rem; }
  .hero-detail { font-size: 0.98rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .proof-rail { display: none; }
  .section { padding: 68px 0; }
  .section-head { margin-bottom: 30px; }
  .trust-grid { gap: 30px; }
  .trust-list li { grid-template-columns: 58px 1fr; }
  .limits-grid { grid-template-columns: 1fr; gap: 38px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-wide { grid-column: auto; }
  .demo-form { padding: 22px 18px; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .footer-links { margin-left: 0; }
  .consumer-landing-hero { min-height: calc(84svh - 72px); }
  .consumer-hero-inner { width: min(100% - 28px, 1180px); padding: 64px 0; }
  .consumer-landing-hero h1 { font-size: 3.65rem; }
  .consumer-landing-hero p { max-width: 320px; font-size: 1.08rem; }
  .store-links { gap: 8px; }
  .store-link { min-width: 142px; flex: 1 1 142px; padding-inline: 12px; font-size: 0.9rem; }
  .store-link svg { width: 25px; height: 25px; }
  .consumer-cases { padding: 64px 0 72px; }
  .consumer-cases-head { width: min(100% - 28px, 1180px); align-items: flex-start; flex-direction: column; }
  .consumer-cases h2,
  .consumer-launch h2 { font-size: 2.45rem; }
  .case-track { --case-width: calc(100vw - 32px); --case-inset: 14px; }
  .case-copy { min-height: 154px; padding: 20px; }
  .consumer-launch { padding: 68px 0; }
  .consumer-launch-inner { width: min(100% - 28px, 1180px); }
  .launch-field { grid-template-columns: 1fr; }
  .contact-section { padding: 58px 0 72px; }
  .contact-layout { width: min(100% - 28px, 1040px); }
  .contact-intro h1 { font-size: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero::before { background-image: url("./static-symbol.svg"); }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  .case-track { scroll-behavior: auto; }
}