:root {
  --ink: #0f172a;
  --text: #243247;
  --muted: #66758a;
  --soft: #f5f8fb;
  --soft-2: #eaf1f7;
  --line: #d9e4ee;
  --blue: #2563eb;
  --blue-2: #0f4bc9;
  --red: #e4053a;
  --green: #16a34a;
  --amber: #d97706;
  --white: #ffffff;
  --shadow: 0 20px 55px rgba(15, 23, 42, 0.09);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

section[id],
main[id] {
  scroll-margin-top: 150px;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, #ffffff 0%, #f3f7fb 52%, #ffffff 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
}

.wrap {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand img {
  width: 168px;
  height: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  text-decoration: none;
  color: #536175;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 13px;
  border-radius: 10px;
}

.nav a:hover {
  color: var(--ink);
  background: var(--soft);
}

.nav .nav-cta {
  background: var(--ink);
  color: var(--white);
  padding-inline: 18px;
}

.nav .nav-cta:hover {
  background: var(--red);
  color: var(--white);
}

.hero {
  padding: 72px 0 76px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.72fr);
  gap: 64px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 13px;
  color: var(--red);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(44px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.045em;
  max-width: 830px;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h3 {
  margin: 0;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.18;
}

.hero-lead {
  margin: 26px 0 0;
  max-width: 760px;
  color: #42526a;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid transparent;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 16px 30px rgba(15, 23, 42, 0.18);
}

.button.primary:hover {
  background: var(--red);
  box-shadow: 0 18px 36px rgba(228, 5, 58, 0.22);
}

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

.button.secondary:hover {
  background: var(--soft);
}

.official-button {
  color: #0f4bc9;
  border-color: #c9d9f0;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.trust-row span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: #536175;
  font-size: 13px;
  font-weight: 750;
}

.trust-row span:nth-child(2) {
  color: #31425b;
  background: #f7fafc;
}

.hero-visual {
  min-height: 540px;
  position: relative;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    radial-gradient(circle at 18% 20%, rgba(37, 99, 235, 0.12), transparent 28%),
    radial-gradient(circle at 86% 72%, rgba(228, 5, 58, 0.08), transparent 26%),
    linear-gradient(145deg, #ffffff, #eef5fb);
  box-shadow: var(--shadow);
}

.phone-scene {
  min-height: 610px;
  display: grid;
  grid-template-rows: 1fr auto;
  place-items: center;
  padding: 34px 28px;
  isolation: isolate;
  background:
    radial-gradient(circle at 16% 18%, rgba(228, 5, 58, 0.09), transparent 29%),
    radial-gradient(circle at 80% 72%, rgba(22, 163, 74, 0.12), transparent 26%),
    linear-gradient(145deg, #ffffff, #eef5fb);
}

.paper-preview {
  position: absolute;
  left: 24px;
  top: 40px;
  width: 52%;
  min-height: 266px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.paper-brand {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  margin-bottom: 16px;
  border-radius: 14px;
  background: #04070d;
  color: var(--white);
  font-size: 20px;
  font-weight: 950;
  letter-spacing: -0.05em;
}

.paper-preview strong,
.paper-preview small {
  display: block;
}

.paper-preview strong {
  color: var(--ink);
  font-size: 16px;
}

.paper-preview small {
  margin-top: 3px;
  color: var(--muted);
  font-weight: 700;
}

.paper-lines {
  display: grid;
  gap: 9px;
  margin: 22px 0;
}

.paper-lines span {
  display: block;
  height: 9px;
  border-radius: 999px;
  background: #d8e2ec;
}

.paper-lines span:nth-child(1) {
  width: 90%;
}

.paper-lines span:nth-child(2) {
  width: 68%;
}

.paper-lines span:nth-child(3) {
  width: 80%;
}

.paper-lines span:nth-child(4) {
  width: 58%;
}

.paper-stamp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
}

.paper-stamp b {
  color: var(--ink);
  font-size: 21px;
  letter-spacing: -0.05em;
}

.stamp-qr,
.scan-qr {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stamp-qr {
  width: 54px;
  height: 54px;
  gap: 4px;
}

.stamp-qr i,
.scan-qr i {
  border-radius: 3px;
  background: var(--ink);
}

.stamp-qr i:nth-child(3n),
.scan-qr i:nth-child(3n) {
  background: var(--red);
}

.phone-device {
  position: relative;
  z-index: 2;
  width: min(280px, 68vw);
  height: 560px;
  padding: 8px;
  border: 8px solid #344052;
  border-radius: 40px;
  background: #111827;
  box-shadow: 0 30px 65px rgba(15, 23, 42, 0.22);
  transform: translateX(92px);
}

.phone-device::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  width: 82px;
  height: 16px;
  transform: translateX(-50%);
  border-radius: 0 0 16px 16px;
  background: #111827;
  z-index: 3;
}

.phone-screen {
  min-height: 0;
  height: 100%;
  padding: 24px 18px 18px;
  border-radius: 31px;
  background: linear-gradient(180deg, #ffffff, #f6f9fc);
  color: var(--ink);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.phone-app-top {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
  margin-bottom: 22px;
}

.phone-app-top span {
  font-size: 23px;
  font-weight: 950;
  letter-spacing: -0.04em;
}

.phone-app-top small {
  color: var(--muted);
  font-weight: 800;
}

.scan-icon,
.qr-icon {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.scan-icon {
  width: 34px;
  height: 34px;
  color: var(--red);
  margin-bottom: 18px;
}

.phone-screen h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.02em;
}

.scan-frame {
  display: grid;
  place-items: center;
  width: 174px;
  height: 174px;
  margin: 20px auto;
  border: 2px dashed #ccd9e8;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
}

.qr-icon {
  width: 82px;
  height: 82px;
  color: #8fa0b6;
}

.phone-screen p {
  max-width: 214px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.phone-result {
  width: 100%;
  margin-top: 20px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  text-align: left;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.07);
}

.phone-result span {
  float: right;
  padding: 4px 9px;
  border-radius: 999px;
  background: #dcfce7;
  color: #116034;
  font-size: 11px;
  font-weight: 900;
}

.phone-result strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.2;
}

.phone-result dl {
  display: grid;
  gap: 5px;
  margin: 9px 0 0;
}

.phone-result dl div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid var(--line);
  padding-top: 6px;
}

.phone-result dt {
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 800;
}

.phone-result dd {
  margin: 0;
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 900;
  text-align: right;
}

.truth-note {
  position: relative;
  z-index: 3;
  justify-self: end;
  width: min(430px, 100%);
  margin-top: 18px;
  padding: 17px 19px;
  border: 1px solid rgba(228, 5, 58, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.08);
}

.truth-note strong,
.truth-note span {
  display: block;
}

.truth-note strong {
  color: var(--ink);
  font-size: 15px;
}

.truth-note span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.document-card,
.verification-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--line);
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.08);
}

.document-card {
  width: 70%;
  min-height: 310px;
  padding: 22px;
  border-radius: 22px;
}

.doc-header {
  display: flex;
  gap: 14px;
  align-items: center;
}

.doc-seal {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: #04070d;
  color: var(--white);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.doc-header strong,
.doc-header small {
  display: block;
}

.doc-header strong {
  color: var(--ink);
  font-size: 17px;
}

.doc-header small {
  color: var(--muted);
  font-weight: 650;
}

.doc-lines {
  display: grid;
  gap: 14px;
  margin: 34px 0 26px;
}

.doc-lines span {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: #d8e2ec;
}

.doc-lines span:nth-child(1) {
  width: 78%;
}

.doc-lines span:nth-child(2) {
  width: 60%;
}

.doc-lines span:nth-child(3) {
  width: 86%;
}

.qr-block {
  width: 122px;
  height: 122px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
}

.qr-block span {
  border-radius: 4px;
  background: var(--ink);
}

.qr-block span:nth-child(3n) {
  background: var(--red);
}

.verification-card {
  position: absolute;
  right: 30px;
  bottom: 30px;
  width: min(315px, calc(100% - 80px));
  padding: 22px;
  border-radius: 24px;
}

.verification-card img {
  width: 52px;
  height: 52px;
  border-radius: 12px;
}

.status-chip {
  float: right;
  margin: 5px 0 0;
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 850;
}

.status-chip.active {
  color: #116034;
  background: #dcfce7;
}

.verification-card h2 {
  clear: both;
  margin-top: 22px;
  font-size: 26px;
}

.verification-card dl {
  display: grid;
  gap: 11px;
  margin: 20px 0 0;
}

.verification-card dl div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 11px;
}

.verification-card dt {
  color: var(--muted);
  font-weight: 750;
}

.verification-card dd {
  margin: 0;
  color: var(--ink);
  font-weight: 850;
  text-align: right;
}

.section {
  padding: 86px 0;
}

.two-col,
.contrast-grid,
.architecture-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.text-stack {
  display: grid;
  gap: 18px;
  color: #42526a;
  font-size: 18px;
}

.text-stack p {
  margin: 0;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}

.pillar,
.flow-step,
.use-grid article {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.055);
}

.pillar {
  padding: 27px;
}

.pillar p,
.flow-step p,
.use-grid p,
.architecture-grid p,
.contrast-copy p,
.contact-card p {
  margin: 14px 0 0;
  color: var(--muted);
}

.icon {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  margin-bottom: 20px;
  position: relative;
}

.icon::after {
  content: "";
  position: absolute;
  inset: 15px;
  border-radius: 50%;
  background: currentColor;
}

.icon.origin {
  color: var(--blue);
  background: #e7efff;
}

.icon.integrity {
  color: var(--green);
  background: #e4f8ed;
}

.icon.state {
  color: var(--amber);
  background: #fff3df;
}

.sid-definition {
  display: grid;
  grid-template-columns: 1fr 1.18fr;
  gap: 18px;
  margin-top: 22px;
}

.definition-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 14px 38px rgba(15, 23, 42, 0.06);
}

.definition-card .eyebrow {
  margin-bottom: 18px;
}

.definition-card ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.definition-card li {
  position: relative;
  padding-left: 32px;
  color: #34445b;
  font-size: 17px;
  font-weight: 720;
}

.definition-card li::before {
  position: absolute;
  left: 0;
  top: 0.08em;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  color: var(--white);
  font-size: 14px;
  font-weight: 950;
}

.muted-card {
  background: #f8fafc;
}

.muted-card li::before {
  content: "x";
  background: #b91c1c;
}

.positive-card {
  background:
    radial-gradient(circle at 92% 10%, rgba(22, 163, 74, 0.12), transparent 34%),
    var(--white);
}

.positive-card li::before {
  content: "✓";
  background: var(--green);
}

.contrast-section {
  padding: 78px 0;
  background: #0f172a;
  color: var(--white);
}

.contrast-section h2,
.architecture-section h2 {
  color: var(--white);
}

.contrast-section .eyebrow,
.architecture-section .eyebrow {
  color: #fecdd3;
}

.comparison-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.06);
}

.comparison-row {
  display: grid;
  grid-template-columns: 0.7fr 1fr;
  gap: 22px;
  padding: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

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

.comparison-row span {
  color: #b9c5d4;
  font-weight: 780;
}

.comparison-row strong {
  color: var(--white);
}

.comparison-row.highlighted {
  background: rgba(228, 5, 58, 0.2);
}

.muted {
  background: var(--soft);
}

.section-head {
  text-align: center;
  max-width: 760px;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 42px;
}

.flow-step {
  padding: 25px;
}

.flow-step span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--white);
  font-weight: 900;
  margin-bottom: 20px;
}

.verification-line {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.055);
}

.verification-line span {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 15px;
  border-radius: 999px;
  background: #f8fafc;
  color: #34445b;
  font-size: 13px;
  font-weight: 850;
  text-align: center;
  white-space: nowrap;
}

.verification-line span:last-child {
  background: #dcfce7;
  color: #116034;
}

.verification-line i {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--line), var(--red));
  position: relative;
}

.verification-line i::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--red);
  border-right: 2px solid var(--red);
  transform: translateY(-50%) rotate(45deg);
}

.verification-systems-section {
  padding: 92px 0;
  background: #f5f8fb;
}

.verification-systems-panel {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  padding: 34px;
}

.systems-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  max-width: 900px;
}

.systems-heading img {
  width: 70px;
  height: 70px;
  border-radius: 16px;
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.08);
}

.systems-heading .eyebrow {
  margin-bottom: 5px;
}

.systems-heading h2 {
  font-size: clamp(34px, 4vw, 54px);
}

.systems-heading p:not(.eyebrow) {
  max-width: 760px;
  margin: 8px 0 0;
  color: #536175;
  font-size: 19px;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  grid-auto-rows: 1fr;
  gap: 18px;
  margin-top: 34px;
}

.system-card {
  height: 100%;
  min-height: 470px;
  display: grid;
  grid-template-rows: 52px 214px 38px 1fr;
  align-items: start;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--white);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.055);
}

.system-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--white);
  font-size: 17px;
  font-weight: 750;
  text-align: center;
}

.mobile-channel .system-label {
  background: #fb923c;
}

.windows-channel .system-label {
  background: #2f8ee9;
}

.web-channel .system-label {
  background: #41b879;
}

.system-visual {
  min-height: 214px;
  height: 214px;
  display: grid;
  place-items: center;
  border: 1px solid #e3ebf4;
  border-radius: 22px;
  background: #f8fbff;
}

.mobile-store-visual {
  align-content: center;
  justify-items: center;
  gap: 12px;
  padding: 18px;
}

.store-badge {
  display: block;
  width: min(100%, 248px);
  height: auto;
  border-radius: 8px;
  object-fit: contain;
}

.store-badge-apple {
  width: min(100%, 248px);
}

.platform-icon {
  display: grid;
  width: 136px;
  height: 136px;
  filter: drop-shadow(0 14px 22px rgba(15, 23, 42, 0.12));
}

.system-card h3 {
  align-self: center;
  margin: 0;
  font-size: 21px;
  font-weight: 760;
  text-align: center;
}

.system-card p {
  align-self: start;
  margin: 0;
  color: #536175;
  text-align: center;
  line-height: 1.5;
}

.systems-callout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 26px;
  margin-top: 24px;
  padding: 24px;
  border: 1px solid #cbdcf2;
  border-radius: 24px;
  background: #f8fbff;
}

.systems-callout p {
  max-width: 760px;
  margin: 0;
  color: #536175;
  font-size: 18px;
}

.systems-callout .button {
  white-space: nowrap;
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 42px;
}

.use-grid article {
  min-height: 178px;
  padding: 23px;
}

.sector-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 32px;
  margin-bottom: 18px;
  padding: 0 10px;
  border: 1px solid #e4ccd2;
  border-radius: 999px;
  background: #fff5f7;
  color: #b90b32;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.architecture-section {
  padding: 88px 0;
  background: linear-gradient(145deg, #0f172a, #172554);
}

.architecture-map {
  min-height: 350px;
  display: grid;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 28px;
  padding: 26px;
  background:
    radial-gradient(circle at 50% 45%, rgba(59, 130, 246, 0.2), transparent 42%),
    rgba(255, 255, 255, 0.05);
}

.map-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.map-card {
  display: grid;
  gap: 8px;
  min-height: 118px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.14);
}

.map-card span {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 28px;
  border-radius: 999px;
  background: #fff1f2;
  color: #be123c;
  font-size: 12px;
  font-weight: 900;
}

.map-card strong {
  font-size: 20px;
  line-height: 1.1;
}

.map-card small {
  color: #536175;
  font-size: 14px;
  font-weight: 650;
  line-height: 1.35;
}

.map-card.central {
  background: #dbeafe;
}

.map-card.mobile {
  background: #dcfce7;
}

.client-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.client-chips b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(22, 163, 74, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: #116034;
  font-size: 12px;
  font-weight: 850;
}

.map-connector {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #bfdbfe;
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.map-connector::before,
.map-connector::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(191, 219, 254, 0.35);
}

.contact-section {
  padding: 78px 0;
}

.contact-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  max-width: 680px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--white);
  color: var(--muted);
  font-size: 14px;
}

.footer-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

@media (max-width: 1040px) {
  .hero-grid,
  .two-col,
  .contrast-grid,
  .architecture-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 590px;
  }

  .phone-device {
    transform: translateX(46px);
  }

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

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

  .sid-definition {
    grid-template-columns: 1fr;
  }

  .verification-line {
    grid-template-columns: 1fr;
  }

  .systems-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .systems-callout {
    grid-template-columns: 1fr;
  }

  .verification-line i {
    width: 2px;
    height: 24px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--line), var(--red));
  }

  .verification-line i::after {
    right: auto;
    left: 50%;
    top: auto;
    bottom: -1px;
    transform: translateX(-50%) rotate(135deg);
  }
}

@media (max-width: 900px) {
  .phone-scene {
    display: grid;
    gap: 18px;
    place-items: center;
  }

  .paper-preview,
  .truth-note {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
  }

  .truth-note {
    justify-self: stretch;
    margin-top: 0;
  }

  .phone-device {
    width: min(280px, 100%);
    transform: none;
  }
}

@media (max-width: 760px) {
  .wrap {
    width: min(100% - 28px, 1180px);
  }

  .header-inner {
    min-height: auto;
    padding: 16px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .brand img {
    width: 146px;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 3px;
    scrollbar-width: thin;
  }

  .nav a {
    flex: 0 0 auto;
    font-size: 13px;
    padding: 8px 10px;
  }

  .hero {
    padding: 46px 0 54px;
  }

  h1 {
    font-size: clamp(40px, 15vw, 58px);
  }

  .hero-lead {
    font-size: 18px;
  }

  .button {
    width: 100%;
  }

  .hero-visual {
    min-height: auto;
    padding: 18px;
  }

  .phone-scene {
    display: grid;
    gap: 16px;
    place-items: center;
  }

  .paper-preview,
  .truth-note {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
  }

  .truth-note {
    justify-self: stretch;
    margin-top: 0;
  }

  .phone-device {
    width: min(280px, 100%);
    transform: none;
  }

  .document-card {
    width: 100%;
    min-height: 270px;
  }

  .verification-card {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    margin-top: 16px;
  }

  .pillars,
  .flow-grid,
  .use-grid {
    grid-template-columns: 1fr;
  }

  .verification-systems-section {
    padding: 58px 0;
  }

  .verification-systems-panel {
    padding: 24px;
  }

  .systems-heading {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .systems-heading img {
    width: 58px;
    height: 58px;
  }

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

  .system-card {
    min-height: 0;
  }

  .definition-card {
    padding: 22px;
  }

  .definition-card li {
    font-size: 16px;
  }

  .section {
    padding: 58px 0;
  }

  .comparison-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .architecture-map,
  .map-row {
    grid-template-columns: 1fr;
  }

  .map-connector {
    justify-content: center;
    text-align: center;
    font-size: 11px;
    line-height: 1.35;
  }

  .map-connector::before,
  .map-connector::after {
    display: none;
  }

  .contact-card {
    grid-template-columns: 1fr;
    padding: 28px;
  }

  .systems-callout .button {
    width: 100%;
  }
}

@media (max-width: 460px) {
  .wrap {
    width: min(100% - 22px, 1180px);
  }

  .brand img {
    width: 132px;
  }

  h1 {
    font-size: clamp(34px, 13vw, 48px);
    letter-spacing: -0.035em;
  }

  h2 {
    font-size: clamp(28px, 9vw, 38px);
  }

  .hero-lead {
    font-size: 17px;
  }

  .trust-row span {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .phone-device {
    width: min(270px, 100%);
    height: 540px;
    border-width: 7px;
    border-radius: 39px;
    transform: none;
  }

  .phone-screen {
    min-height: 0;
    padding: 22px 15px 15px;
    border-radius: 30px;
  }

  .scan-frame {
    width: 156px;
    height: 156px;
  }

  .phone-result dl div {
    display: grid;
    gap: 3px;
  }

  .phone-result dd {
    text-align: left;
  }
}