/* KeyGEO · dark / cyan design system. Native static site, no external font dependency. */
:root {
  color-scheme: dark;
  --bg: #030607;
  --surface: #091014;
  --surface-raised: #0e181e;
  --ink: #f2f6f7;
  --muted: #95a5ad;
  --cyan: #25d9e8;
  --purple: #ab82ff;
  --coral: #ff8c7c;
  --line: #1c2b32;
  --radius: 16px;
  --card-border: #254750;
  --card-surface: linear-gradient(130deg, #0b191f, #070d10 75%);
  --card-highlight: linear-gradient(90deg, transparent, #5cdeed8a, transparent);
  --font:
    "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.75 var(--font);
  -webkit-font-smoothing: antialiased;
}
body::selection {
  background: #25d9e838;
  color: #fff;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea,
select {
  font: inherit;
}
button {
  cursor: pointer;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
}
button {
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}
h1,
h2,
h3,
h4,
p {
  margin: 0;
}
h1,
h2,
h3,
h4 {
  line-height: 1.4;
}
em {
  font-style: normal;
  color: var(--cyan);
}
[hidden] {
  display: none !important;
}
.container {
  width: min(1180px, calc(100% - 96px));
  margin-inline: auto;
}
.icon-definitions {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
.icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}
.action-icon {
  display: inline-block;
  width: 17px;
  height: 17px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -3px;
}
.footer-column a .action-icon {
  width: 14px;
  height: 14px;
  margin-left: 3px;
}
.skip-link {
  position: fixed;
  z-index: 1000;
  left: 20px;
  top: -80px;
  background: var(--cyan);
  color: #031013;
  padding: 12px 20px;
  border-radius: 8px;
}
.skip-link:focus {
  top: 12px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  min-height: 50px;
  padding: 12px 24px;
  border: 1px solid var(--cyan);
  border-radius: 7px;
  background: var(--cyan);
  color: #032126;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.2px;
  transition:
    background 0.2s,
    box-shadow 0.2s,
    transform 0.2s;
}
.button:hover {
  background: #71edf5;
  box-shadow: 0 0 28px #25d9e825;
  transform: translateY(-2px);
}
.button .icon {
  width: 20px;
  height: 20px;
}
.button-outline {
  background: #07101466;
  color: #e5f5f7;
  border-color: #315059;
}
.button-outline:hover {
  background: #10242b;
  border-color: #4fa5ae;
  box-shadow: none;
}
.button-small {
  min-height: 38px;
  padding: 7px 16px;
  font-size: 12px;
  gap: 22px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 600;
}
.text-link:hover {
  color: #a4f8ff;
}
.text-link .icon {
  width: 19px;
}
.eyebrow {
  font-size: 10px;
  letter-spacing: 2.1px;
  font-weight: 600;
  color: var(--cyan);
  line-height: 1.6;
}
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 100%;
  background: var(--cyan);
  box-shadow: 0 0 10px #25d9e840;
}
.nav {
  height: 82px;
  position: sticky;
  top: 0;
  z-index: 50;
  background: #030607ed;
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--card-border);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  flex: none;
  line-height: 1;
}
.wordmark img {
  width: 126px;
  height: auto;
  mix-blend-mode: screen;
}
.footer-brand .wordmark img {
  width: 89.6px;
}
.nav nav {
  display: flex;
  gap: 36px;
}
.nav nav a {
  font-size: 13px;
  color: #bcc8cd;
  position: relative;
}
.nav nav a:hover,
.nav nav a[aria-current] {
  color: var(--cyan);
}
.nav nav a[aria-current]::after {
  content: "";
  position: absolute;
  bottom: -12px;
  left: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
}
/* Hero: reference-derived robot cutouts, native cards and charts. */
.hero {
  overflow: hidden;
  background:
    radial-gradient(ellipse 45% 26% at 50% 66%, #14222e38, transparent 85%),
    #030607;
}
.hero-stage {
  position: relative;
  padding-top: 52px;
}
.hero-eyebrow {
  text-align: center;
  font-size: 11px;
  letter-spacing: 2px;
  color: #afc7cc;
}
.hero-eyebrow .status-dot {
  margin-right: 9px;
  vertical-align: middle;
}
.hero-copy {
  position: relative;
  text-align: center;
  padding-top: 24px;
  max-width: 800px;
  margin: auto;
}
.hero h1 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  font-size: clamp(43px, 4.6vw, 65px);
  line-height: 1.25;
  letter-spacing: -2.6px;
  font-weight: 750;
}
.hero-headline {
  grid-area: 1 / 1;
  align-self: center;
  min-width: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .45s ease, transform .45s ease, visibility .45s;
}
.hero-headline.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.hero h1 em {
  background: linear-gradient(100deg, #36e3ec, #23ccdf 62%, #5da9fd);
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-copy > p {
  font-size: 15px;
  color: #98a9b0;
  line-height: 1.9;
  margin: 23px 0 26px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 13px;
  justify-content: center;
}
.hero-points {
  display: flex;
  justify-content: center;
  gap: 36px;
  margin-top: 27px;
  font-size: 12px;
  color: #b5c4ca;
}
.hero-points span {
  display: flex;
  align-items: center;
  gap: 9px;
}
.hero-points .icon {
  color: var(--cyan);
  width: 19px;
  height: 19px;
}
.hero-robot {
  width: 88px;
  flex: none;
  mix-blend-mode: screen;
  pointer-events: none;
  object-fit: contain;
  height: auto;
  animation: float 7s ease-in-out infinite;
  animation-delay: -3s;
}
.signal-cards {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  align-items: stretch;
  gap: 20px;
  width: 100%;
  max-width: 1050px;
  margin: 70px auto 0;
  position: relative;
}
.signal-cards::before,
.signal-cards::after {
  content: "+";
  position: absolute;
  color: var(--cyan);
  font-size: 32px;
  font-weight: 200;
  bottom: 8px;
  text-shadow: 0 0 14px #25d9e8;
  left: -36px;
}
.signal-cards::after {
  left: auto;
  right: -32px;
  color: var(--purple);
  bottom: 46px;
}
.signal-card {
  --card-color: var(--cyan);
  color: var(--card-color);
}
.signal-purple {
  --card-color: var(--purple);
}
.signal-coral {
  --card-color: var(--coral);
}
.card-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: transparent;
  border-bottom: 1px solid #203039;
  font-size: 12px;
  font-weight: 600;
}
.card-bar > span:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-bar i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--card-color);
}
.panel-menu {
  font-size: 12px;
  letter-spacing: 2px;
  line-height: 14px;
  padding: 0 3px 3px 5px;
  border-radius: 4px;
  background: #0009;
}
.signal-content {
  padding: 18px 18px 13px;
  min-height: 147px;
}
.signal-heading {
  color: #e5edf3;
  font-size: 20px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -0.4px;
}
.micro {
  display: block;
  color: #8a9ba7;
  font-family: Arial, sans-serif;
  letter-spacing: 1.6px;
  font-size: 8px;
  line-height: 1.4;
  margin-top: 8px;
  font-weight: 400;
}
.line-chart {
  display: block;
  width: 100%;
  height: 68px;
  margin-top: 12px;
  overflow: visible;
}
.chart-grid {
  stroke: #264657;
  stroke-width: 0.6;
  opacity: 0.6;
}
.signal-purple .signal-content {
  padding: 20px 23px 0;
  min-height: 171px;
}
.signal-purple .signal-heading {
  font-size: 26px;
}
.bar-chart {
  height: 95px;
  display: flex;
  align-items: end;
  gap: 12px;
  position: relative;
  margin-top: 8px;
  overflow: hidden;
  border-bottom: 1px solid #bd8aff77;
  padding: 0 9px;
}
.bar-chart i {
  flex: 1;
  height: 22%;
  background: linear-gradient(180deg, #bd90ff, #633ed68c);
  border: 1px solid #c18dff8a;
  border-bottom: 0;
  border-radius: 3px 3px 0 0;
  box-shadow: 0 0 10px #946bff20;
}
.bar-chart i:nth-child(2) {
  height: 32%;
}
.bar-chart i:nth-child(3) {
  height: 42%;
}
.bar-chart i:nth-child(4) {
  height: 40%;
}
.bar-chart i:nth-child(5) {
  height: 56%;
}
.bar-chart i:nth-child(6) {
  height: 65%;
}
.bar-chart i:nth-child(7) {
  height: 75%;
}
.bar-chart i:nth-child(8) {
  height: 95%;
}
.chart-orbit {
  position: absolute;
  right: 4px;
  top: 2px;
  color: #70edfa;
  width: 19px;
  height: 19px;
  filter: drop-shadow(0 0 7px #52d6ff55);
}
.sources {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-block: 27px;
  min-height: 147px;
}
.donut {
  height: 93px;
  width: 93px;
  border-radius: 50%;
  background: conic-gradient(
    #ff947e 0 33%,
    #a580ff 33% 58%,
    #29d5e7 58% 83%,
    #263a4a 83%
  );
  position: relative;
  display: grid;
  place-items: center;
  flex: none;
  box-shadow: 0 0 25px #ff8c7c0a;
}
.donut::before {
  content: "";
  position: absolute;
  inset: 15px;
  border-radius: 50%;
  background: #0c1118;
}
.donut .icon {
  position: relative;
  color: #e0aa9f;
  width: 23px;
}
.source-label {
  color: #c3c7d0;
  font-size: 11px;
  margin-bottom: 5px;
  display: flex;
  gap: 7px;
  align-items: center;
}
.source-label i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--coral);
}
.source-label:nth-child(2) i {
  background: var(--purple);
}
.source-label:nth-child(3) i {
  background: var(--cyan);
}
.sources .micro {
  font-size: 7px;
  letter-spacing: 1px;
  margin-top: 10px;
}
.visual-note {
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.5px;
  color: #788990;
  margin-top: 30px;
}
.hero-bottom {
  margin-top: 39px;
  padding: 19px 0;
  border-bottom: 1px solid #1e373e;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #68828b;
  font:
    9px/1.5 Arial,
    sans-serif;
  letter-spacing: 2px;
}
.hero-bottom a {
  color: #a4b8bd;
  font: 11px var(--font);
  letter-spacing: 0;
  display: flex;
  gap: 14px;
}
/* Section rhythm and observation panels. */
.section {
  padding-block: 100px;
}
.section-heading h2,
.insight-copy h2,
.faq-heading h2,
.contact h2 {
  font-size: 38px;
  line-height: 1.45;
  letter-spacing: -1.3px;
  font-weight: 650;
}
.section-heading .eyebrow {
  margin-bottom: 18px;
}
.section-heading > p:not(.eyebrow),
.section-heading > div + p {
  color: var(--muted);
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.9;
}
.centered {
  text-align: center;
}
.journey {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 52px;
  margin: 50px 0 70px;
}
.journey > div {
  text-align: center;
  min-width: 132px;
}
.journey-icon {
  width: 40px;
  height: 40px;
  border: 1px solid #1c8290;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  background: radial-gradient(circle, #14333c, #050a0e 70%);
  box-shadow: 0 0 24px #25d9e808;
  color: var(--cyan);
}
.journey-icon .icon {
  width: 20px;
  height: 20px;
}
.journey h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
}
.journey p {
  color: #9bb0b9;
  font-size: 13px;
  font-weight: 600;
  margin-top: 7px;
}
.journey-arrow {
  color: #29b6c4;
  font-size: 25px;
  margin-top: -37px;
  font-weight: 200;
}
.insight-layout {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 85px;
  align-items: center;
}
.display-heading {
  padding: 20px 23px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #1b2d35;
  font-size: 12px;
  color: #c6d8dc;
}
.display-heading > span:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
}
.outline-tag {
  border: 1px solid #304049;
  border-radius: 4px;
  padding: 2px 7px;
  color: #8ba0a8;
  font-size: 9px;
}
.view-tabs {
  display: flex;
  gap: 7px;
  margin: 22px 23px 0;
}
.view-tabs button {
  flex: 1;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 6px;
  padding: 8px 5px;
  color: #96a5af;
  font-size: 12px;
}
.view-tabs button[aria-selected="true"] {
  background: #17353d;
  color: #6ee5ee;
  border-color: #245c67;
}
.view-tabs button:hover {
  color: #d6f4f7;
}
.view-panel {
  padding: 23px;
}
.query {
  display: flex;
  gap: 12px;
  align-items: center;
  color: #afbec7;
  background: #101c23;
  border: 1px solid #263842;
  border-radius: 7px;
  padding: 12px;
  font-size: 11px;
}
.query .icon {
  color: #63b6c6;
  width: 17px;
  height: 17px;
}
.answer-mock {
  padding: 22px 18px 0;
  min-height: 231px;
}
.answer-label {
  font-size: 9px;
  color: #728c9a;
  letter-spacing: 2px;
}
.answer-mock > p {
  font-size: 17px;
  line-height: 1.9;
  color: #c9d3da;
  margin: 10px 0 22px;
}
.answer-mock mark {
  color: #66dce9;
  background: #25d9e818;
  border-bottom: 1px solid #25d9e83b;
  padding: 2px 1px;
}
.answer-lines i {
  height: 4px;
  background: #1e2b36;
  display: block;
  width: 95%;
  margin-bottom: 9px;
  border-radius: 4px;
}
.answer-lines i:nth-child(2) {
  width: 86%;
}
.answer-lines i:nth-child(3) {
  width: 65%;
}
.answer-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 21px;
  color: #8ba6af;
  font-size: 9px;
}
.answer-chip .status-dot {
  width: 4px;
  height: 4px;
  box-shadow: none;
}
.display-footer {
  border-top: 1px solid #1b2d35;
  padding: 13px 23px;
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: #7a929e;
}
.display-footer > span:last-child {
  color: var(--cyan);
  font-size: 16px;
}
.insight-copy > .eyebrow {
  margin-bottom: 15px;
}
.insight-copy h2 {
  font-size: 32px;
}
.insight-copy > p:not(.eyebrow) {
  margin-top: 17px;
  color: #93a5ad;
  font-size: 13px;
  line-height: 1.9;
}
.feature-list {
  padding: 0;
  list-style: none;
  margin: 26px 0;
}
.feature-list li {
  display: flex;
  gap: 15px;
  align-items: center;
  margin-top: 20px;
}
.feature-icon {
  height: 42px;
  width: 42px;
  border: 1px solid #23525c;
  color: var(--cyan);
  display: grid;
  place-items: center;
  border-radius: 11px;
  background: #25d9e808;
  flex: none;
}
.feature-icon .icon {
  width: 21px;
  height: 21px;
}
.feature-icon.purple {
  color: var(--purple);
  border-color: #45385d;
  background: #ab82ff08;
}
.feature-icon.coral {
  color: var(--coral);
  border-color: #523630;
  background: #ff8c7c08;
}
.feature-list h3 {
  font-size: 14px;
  font-weight: 550;
}
.feature-list p {
  color: #8298a3;
  font-size: 11px;
  margin-top: 5px;
}
/* Services, human delivery and transparent scope. */
.services {
  border-block: 1px solid #142b33;
  background: radial-gradient(ellipse at 50% 5%, #0c242d44, transparent 58%);
}
.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 43px;
}
.service-card {
  padding: 32px;
}
.service-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 26px;
}
.service-top .feature-icon {
  width: 48px;
  height: 48px;
}
.service-tag {
  font-size: 10px;
  color: #91c0c6;
  border: 1px solid #294750;
  background: #10272c;
  border-radius: 20px;
  padding: 4px 12px;
  letter-spacing: 0.2px;
}
.service-card > .eyebrow {
  font-size: 9px;
  letter-spacing: 1.5px;
  color: #69b4bf;
  margin-bottom: 10px;
}
.service-card h3 {
  font-size: 27px;
  letter-spacing: -0.7px;
  font-weight: 600;
}
.service-intro {
  color: #91a6b0;
  font-size: 13px;
  line-height: 1.9;
  margin-top: 15px;
}
.check-list {
  list-style: none;
  padding: 22px 0;
  margin: 22px 0 25px;
  border-top: 1px solid #203039;
  border-bottom: 1px solid #203039;
  display: grid;
  gap: 12px;
  font-size: 12px;
  color: #c0cbd0;
}
.check-list li {
  padding-left: 22px;
  position: relative;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--cyan);
}
.service-card > .button {
  width: 100%;
  justify-content: space-between;
  font-size: 13px;
}
.service-footnote {
  font-size: 10px;
  color: #849aa3;
  margin-top: 15px;
  line-height: 1.8;
}
.optimize-service .service-tag {
  background: #231c31;
  border-color: #433351;
  color: #bda7d8;
}
.optimize-service > .eyebrow {
  color: #ab8fd3;
}
.optimize-service .check-list li::before {
  color: var(--purple);
}
.optimize-service .button-outline {
  border-color: #514264;
  background: #1c1728;
  color: #d9c8f2;
}
.optimize-service .button-outline:hover {
  background: #30213f;
}
.audience-heading {
  text-align: center;
  margin: 64px 0 26px;
}
.audience-heading h3 {
  font-size: 22px;
  font-weight: 550;
  letter-spacing: -0.3px;
}
.audience-heading p {
  color: #859ba6;
  font-size: 12px;
  margin-top: 8px;
}
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.audience-card {
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid #20353f;
  border-radius: 10px;
  padding: 23px 18px;
  background: #071116;
  transition:
    background 0.2s,
    border-color 0.2s;
}
.audience-card > .icon {
  color: var(--cyan);
  width: 28px;
  height: 28px;
}
.audience-card h4 {
  font-size: 13px;
  font-weight: 550;
  color: #c9e4e9;
}
.audience-card p {
  font-size: 10px;
  color: #869ca6;
  margin-top: 6px;
}
.audience-card .card-action {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: none;
  margin-left: auto;
  border: 1px solid #28434e;
  border-radius: 50%;
  color: #9bc5cf;
  background: #0a1b23;
  transition:
    border-color 0.2s,
    color 0.2s,
    background 0.2s;
}
.audience-card .card-action .action-icon {
  width: 15px;
  height: 15px;
  transition: transform 0.2s;
}
.audience-card:hover .card-action,
.audience-card:focus-visible .card-action {
  color: #70e2ee;
  border-color: #427684;
  background: #102c37;
}
.audience-card:hover .card-action .action-icon {
  transform: translateX(1px);
}
.audience-card:hover {
  background: #0e2028;
  border-color: #2f6977;
}
.split-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
}
.split-heading > p {
  padding-bottom: 8px;
}
.process-grid {
  list-style: none;
  padding: 0;
  margin: 45px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 45px;
}
.step-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #23404a;
  padding-bottom: 19px;
  margin-bottom: 24px;
}
.step-line span {
  font-family: Arial, sans-serif;
  font-size: 38px;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -1px;
  color: #70bfca;
}
.step-line .icon {
  color: #617d8a;
  width: 22px;
}
.process-grid li:nth-child(2) .step-line {
  border-color: #3f3553;
}
.process-grid li:nth-child(2) .step-line span {
  color: #a18bbf;
}
.process-grid li:nth-child(3) .step-line {
  border-color: #4c3533;
}
.process-grid li:nth-child(3) .step-line span {
  color: #bd8b80;
}
.process-grid h3 {
  font-size: 17px;
  font-weight: 550;
  margin-bottom: 13px;
}
.process-grid p {
  font-size: 12px;
  color: #8ba0aa;
  line-height: 1.95;
}
.process-note {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #0a151a;
  border: 1px solid #1c343d;
  border-radius: 8px;
  margin-top: 38px;
  padding: 17px 23px;
  font-size: 11px;
  color: #91aab3;
}
.process-note strong {
  font-weight: 500;
  color: #c2d5db;
}
.process-note > a {
  margin-left: auto;
  color: #60d6e2;
  white-space: nowrap;
}
.process-note > a .action-icon {
  margin-left: 12px;
}
.faq {
  display: grid;
  grid-template-columns: 0.75fr 1.3fr;
  gap: 90px;
  border-top: 1px solid #1a3039;
  padding-top: 76px;
}
.faq-heading .eyebrow {
  margin-bottom: 18px;
}
.faq-heading h2 {
  font-size: 30px;
}
.faq-heading > p:not(.eyebrow) {
  color: #91a7b0;
  font-size: 13px;
  line-height: 1.9;
  margin: 16px 0 25px;
}
.faq-list details {
  border-bottom: 1px solid #26353e;
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 0;
  display: flex;
  align-items: center;
  gap: 20px;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 500;
}
.faq-list details:first-child summary {
  padding-top: 0;
}
.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary span {
  font-size: 22px;
  font-weight: 300;
  color: #64c6d2;
  transition: transform 0.2s;
}
.faq-list details[open] summary span {
  transform: rotate(45deg);
}
.faq-list details[open] summary {
  color: #d8f3f6;
}
.faq-list details > p {
  font-size: 12px;
  line-height: 2;
  color: #98aab3;
  padding: 0 28px 22px 0;
}
.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border: 1px solid #24505b;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  padding: 30px 36px;
  background: #071015;
}

.contact-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}
.contact h2 {
  font-size: 26px;
  margin: 9px 0 8px;
  line-height: 1.5;
  letter-spacing: -0.7px;
}
.contact-copy > p:not(.eyebrow) {
  font-size: 12px;
  color: #9eb3bb;
}
.contact .hero-actions {
  justify-content: flex-end;
  flex: none;
  margin: 0;
  position: relative;
  z-index: 1;
}
.contact .button {
  font-size: 12px;
  min-height: 46px;
  white-space: nowrap;
  padding: 11px 18px;
  gap: 12px;
}
.footer {
  padding-top: 70px;
}
.footer-main {
  display: grid;
  grid-template-columns: 1.5fr 0.85fr 1.15fr 0.9fr;
  gap: 40px;
  padding-bottom: 45px;
}
.footer-brand .wordmark {
  font-size: 30px;
}
.footer-brand p {
  font-size: 13px;
  color: #c2d3d8;
  margin: 18px 0 7px;
}
.footer-brand > span {
  font-size: 10px;
  color: #738b97;
}
.footer-column {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  font-size: 11px;
  color: #91a4ae;
}
.footer-column h3 {
  font-size: 11px;
  font-weight: 500;
  color: #d0dce1;
  margin-bottom: 6px;
}
.footer-column a:hover {
  color: var(--cyan);
}
.footer-column p {
  line-height: 1.9;
}
.footer-start .text-link {
  font-size: 12px;
  margin-top: 3px;
}
.footer-bottom {
  border-top: 1px solid #213039;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0 34px;
  font-size: 9px;
  color: #738b97;
  gap: 20px;
}
.footer-bottom > .back-to-top {
  padding-right: 245px;
}
.footer-bottom > a:hover {
  color: var(--cyan);
}
@keyframes float {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -9px;
  }
}
@media (min-width: 1600px) {
  .hero-stage {
    padding-top: 65px;
  }
  .hero-copy {
    padding-top: 30px;
  }
  .hero h1 {
    font-size: 68px;
  }
  .signal-cards {
    margin-top: 78px;
  }
}
@media (max-width: 1150px) {
  .container {
    width: calc(100% - 72px);
  }
  .nav nav {
    gap: 23px;
  }
  .hero h1 {
    font-size: 50px;
  }
  .hero-copy {
    max-width: 650px;
  }
  .signal-cards {
    gap: 16px;
    margin-top: 63px;
  }
  .signal-heading {
    font-size: 17px;
  }
  .signal-purple .signal-heading {
    font-size: 21px;
  }
  .sources {
    gap: 13px;
  }
  .donut {
    width: 78px;
    height: 78px;
  }
  .donut::before {
    inset: 13px;
  }
  .signal-content {
    min-height: 142px;
  }
  .signal-purple .signal-content {
    min-height: 164px;
  }
  .sources {
    min-height: 142px;
  }
  .journey {
    gap: 30px;
  }
  .insight-layout {
    gap: 48px;
  }
  .insight-copy h2 {
    font-size: 29px;
  }
  .section-heading h2 {
    font-size: 35px;
  }
  .service-card {
    padding: 27px;
  }
  .audience-card {
    gap: 11px;
    padding: 20px 14px;
  }
  .audience-card > .icon {
    width: 23px;
  }
  .audience-card p {
    font-size: 9px;
  }
  .faq {
    gap: 50px;
  }
  .contact {
    padding: 26px;
    gap: 22px;
  }
  .contact h2 {
    font-size: 24px;
  }
  .contact .hero-actions {
    gap: 8px;
  }
  .contact .button {
    padding-inline: 13px;
    font-size: 11px;
  }
  .footer-main {
    gap: 25px;
  }
  .footer-bottom > .back-to-top {
    padding-right: 220px;
  }
}
@media (max-width: 850px) {
  .container {
    width: calc(100% - 40px);
  }
  .nav {
    height: 70px;
  }
  .nav nav {
    gap: 14px;
  }
  .nav nav a {
    font-size: 11px;
  }
  .wordmark {
    font-size: 24px;
  }
  .nav-inner {
    gap: 15px;
  }
  .hero h1 {
    font-size: 45px;
  }
  .hero-copy > p {
    font-size: 13px;
  }
  .hero-copy {
    max-width: 600px;
  }
  .signal-cards {
    gap: 10px;
  }
  .signal-content {
    padding: 14px 12px;
    min-height: 130px;
  }
  .signal-purple .signal-content {
    padding: 16px 14px 0;
    min-height: 150px;
  }
  .signal-heading {
    font-size: 14px;
  }
  .signal-purple .signal-heading {
    font-size: 17px;
  }
  .sources {
    gap: 10px;
    min-height: 130px;
  }
  .donut {
    width: 60px;
    height: 60px;
  }
  .donut::before {
    inset: 10px;
  }
  .source-label {
    font-size: 9px;
  }
  .sources .micro {
    display: none;
  }
  .bar-chart {
    gap: 8px;
    height: 90px;
  }
  .journey {
    gap: 20px;
  }
  .journey > div {
    min-width: 100px;
  }
  .insight-layout {
    gap: 30px;
  }
  .section {
    padding-block: 75px;
  }
  .insight-copy h2 {
    font-size: 25px;
  }
  .feature-list p {
    font-size: 10px;
  }
  .service-card {
    padding: 24px;
  }
  .service-card h3 {
    font-size: 24px;
  }
  .check-list {
    font-size: 11px;
  }
  .audience-grid {
    gap: 10px;
  }
  .audience-card > .icon {
    display: none;
  }
  .process-grid {
    gap: 25px;
  }
  .process-note {
    font-size: 10px;
  }
  .contact h2 {
    font-size: 21px;
  }
  .contact {
    padding: 24px;
    gap: 16px;
  }
  .contact .button {
    padding-inline: 11px;
    font-size: 10px;
  }
  .footer-main {
    grid-template-columns: 1.25fr 1fr 1.2fr;
  }
  .footer-start {
    display: none;
  }
  .footer-bottom {
    flex-wrap: wrap;
  }
  .footer-bottom > .back-to-top {
    padding-right: 0;
  }
}
@media (max-width: 620px) {
  .container {
    width: calc(100% - 36px);
  }
  .nav nav {
    display: none;
  }
  .hero-stage {
    padding-top: 33px;
  }
  .hero h1 {
    font-size: 35px;
    letter-spacing: -1.5px;
  }
  .hero-eyebrow {
    font-size: 9px;
    letter-spacing: 1px;
  }
  .hero-copy {
    padding-top: 25px;
  }
  .hero-copy > p {
    font-size: 11px;
    margin: 20px 0;
  }
  .hero-actions {
    gap: 10px;
  }
  .button {
    font-size: 12px;
    padding: 10px 14px;
    min-height: 44px;
    gap: 10px;
  }
  .hero-points {
    gap: 17px;
    font-size: 10px;
    margin-top: 22px;
  }
  .hero-points .icon {
    width: 15px;
  }
  .signal-cards {
    margin-top: 50px;
    grid-template-columns: 1fr 1.1fr;
  }
  .signal-coral {
    display: none;
  }
  .signal-purple {
    transform: none;
  }
  .signal-heading {
    font-size: 12px;
  }
  .signal-purple .signal-heading {
    font-size: 15px;
  }
  .card-bar {
    font-size: 10px;
    padding: 8px 12px;
  }
  .micro {
    font-size: 6px;
  }
  .visual-note {
    font-size: 8px;
    margin-top: 20px;
  }
  .hero-bottom {
    margin-top: 22px;
    font-size: 7px;
    letter-spacing: 1px;
  }
  .section {
    padding-block: 60px;
  }
  .section-heading h2 {
    font-size: 28px;
    letter-spacing: -0.8px;
  }
  .section-heading > p:not(.eyebrow) {
    font-size: 12px;
  }
  .eyebrow {
    font-size: 8px;
  }
  .journey {
    gap: 10px;
    margin: 35px 0 48px;
    justify-content: space-between;
  }
  .journey > div {
    min-width: 0;
  }
  .journey-icon {
    width: 50px;
    height: 50px;
  }
  .journey-icon .icon {
    width: 26px;
    height: 26px;
  }
  .journey h3 {
    font-size: 14px;
  }
  .journey p {
    font-size: 10px;
  }
  .journey-arrow {
    font-size: 16px;
  }
  .insight-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .insight-display {
    transform: none;
    margin-left: 8px;
  }
  .insight-copy h2 {
    font-size: 27px;
  }
  .feature-list p {
    font-size: 11px;
  }
  .service-grid {
    grid-template-columns: 1fr;
    margin-top: 30px;
    gap: 18px;
  }
  .service-card {
    padding: 26px;
  }
  .service-intro {
    font-size: 12px;
  }
  .audience-heading {
    margin-top: 40px;
  }
  .audience-heading h3 {
    font-size: 19px;
  }
  .audience-grid {
    grid-template-columns: 1fr;
  }
  .audience-card > .icon {
    display: block;
  }
  .audience-card {
    padding: 19px;
    gap: 17px;
  }
  .audience-card p {
    font-size: 10px;
  }
  .split-heading {
    display: block;
  }
  .split-heading > p {
    margin-top: 16px !important;
  }
  .process-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 30px;
  }
  .step-line {
    padding-bottom: 13px;
    margin-bottom: 16px;
  }
  .step-line span {
    font-size: 30px;
  }
  .process-grid p br {
    display: none;
  }
  .process-note {
    align-items: flex-start;
    padding: 16px;
    gap: 10px;
    flex-wrap: wrap;
  }
  .process-note .status-dot {
    margin-top: 6px;
  }
  .process-note p {
    flex: 1;
    min-width: 200px;
  }
  .process-note > a {
    margin-left: 16px;
  }
  .faq {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .faq-heading h2 {
    font-size: 27px;
  }
  .faq-list summary {
    font-size: 12px;
  }
  .contact {
    flex-direction: column;
    align-items: flex-start;
    padding: 25px 24px;
    border-radius: 12px;
    gap: 20px;
  }
  .contact h2 {
    font-size: 23px;
  }
  .contact-copy > p:not(.eyebrow) {
    font-size: 11px;
  }
  .contact .hero-actions {
    gap: 8px;
  }
  .contact .button {
    padding: 10px 12px;
    font-size: 10px;
    gap: 8px;
  }
  .footer {
    padding-top: 45px;
    padding-bottom: 50px;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .footer-brand {
    grid-column: 1/-1;
  }
  .footer-bottom {
    gap: 10px;
    font-size: 8px;
    justify-content: flex-start;
  }
  .footer-bottom > .back-to-top {
    margin-left: auto;
  }
}
/* All information-card shells share the free diagnosis card material. */
.surface-card {
  position: relative;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-surface);
  box-shadow: none;
  overflow: hidden;
  transform: none;
}
.surface-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 32px;
  right: 32px;
  height: 1px;
  background: var(--card-highlight);
  pointer-events: none;
}
.audience-card:hover {
  border-color: #3b6975;
  background: var(--card-surface);
}
/* Illustrative motion only: no generated scores or implied live monitoring. */
.visual-caption {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 15px;
  margin-top: 25px;
}
.visual-caption .visual-note {
  margin: 0;
}
.motion-toggle {
  padding: 3px 8px;
  border: 1px solid #2c434c;
  border-radius: 4px;
  background: transparent;
  color: #96b5bf;
  font: 10px/1.5 var(--font);
}
.motion-toggle:hover {
  color: #d4f4f7;
  border-color: #4a8390;
}
.chart-trace {
  stroke-dasharray: 100;
  animation: trace-line 6s ease-in-out infinite;
}
.line-chart circle {
  transform-box: fill-box;
  transform-origin: center;
  animation: chart-point 6s ease-in-out infinite;
}
.line-chart circle:nth-child(2) {
  animation-delay: 0.4s;
}
.line-chart circle:nth-child(3) {
  animation-delay: 0.8s;
}
.line-chart circle:nth-child(4) {
  animation-delay: 1.2s;
}
.bar-chart i {
  transform-origin: bottom;
  animation: chart-bars 5s ease-in-out infinite;
}
.bar-chart i:nth-child(2n) {
  animation-delay: -0.8s;
}
.bar-chart i:nth-child(3n) {
  animation-delay: -1.6s;
}
.donut {
  animation: chart-ring 24s linear infinite;
}
.donut .icon {
  animation: chart-ring 24s linear infinite reverse;
}
.motion-paused .hero-robot,
.motion-paused .signal-cards * {
  animation-play-state: paused !important;
}
@keyframes trace-line {
  0%,
  12% {
    stroke-dashoffset: 100;
    opacity: 0.5;
  }
  58%,
  88% {
    stroke-dashoffset: 0;
    opacity: 1;
  }
  100% {
    stroke-dashoffset: 0;
    opacity: 0.5;
  }
}
@keyframes chart-point {
  0%,
  15%,
  100% {
    opacity: 0.45;
    transform: scale(0.8);
  }
  50%,
  80% {
    opacity: 1;
    transform: scale(1.1);
  }
}
@keyframes chart-bars {
  0%,
  100% {
    transform: scaleY(0.72);
  }
  50% {
    transform: scaleY(1);
  }
}
@keyframes chart-ring {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .motion-toggle {
    display: none;
  }
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* Header and footer separators share the cards' restrained cyan highlight. */
.nav::after,
.footer-bottom::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--card-highlight);
  box-shadow: 0 0 9px #5cdeed24;
  pointer-events: none;
}
.nav::after {
  bottom: -1px;
}
.footer-bottom {
  position: relative;
  border-top-color: var(--card-border);
}
.footer-bottom::before {
  top: -1px;
}

/* 2026-10 · Cobalt light: luminous hero, porcelain content, rounded geometry. */
:root {
  color-scheme: light;
  --bg: #f0f2f8;
  --surface: #ffffff;
  --surface-raised: #e9edf7;
  --ink: #141641;
  --muted: #696d87;
  --cyan: #4148ed;
  --purple: #6b6cf5;
  --coral: #444ee7;
  --line: #dce0ee;
  --radius: 24px;
  --card-border: #e0e4f0;
  --card-surface: #fff;
  --card-highlight: linear-gradient(90deg, transparent, #8e94ff55, transparent);
  --font: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
}
body { background: var(--bg); }
.button { border-radius: 100px; background: #4248ed; border-color: #4248ed; color: white; box-shadow: 0 6px 20px #3037cf15; }
.button:hover { background: #292fce; box-shadow: 0 8px 26px #4248ed33; }
.button .icon { background: #fff; color: #343bda; border-radius: 50%; padding: 3px; width: 26px; height: 26px; }
.button-outline { background: transparent; color: #343bda; border-color: #c5c9e9; box-shadow: none; }
.button-outline:hover { background: #e5e8ff; color: #242ac0; }
.nav { background: #05072bfa; border-bottom: 1px solid #ffffff12; color: #fff; }
.nav nav a { color: #c1c3df; }
.nav nav a:hover, .nav nav a[aria-current] { color: #fff; }
.nav::after { background: #ffffff12; }
.hero { position: relative; color: #fff; background: radial-gradient(ellipse at 50% 105%, #5668ff 0, #202db0 26%, transparent 62%), #05062f; padding-bottom: 44px; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: repeating-linear-gradient(90deg, transparent 0, transparent 57px, #7180ff10 58px, #7180ff05 60px, transparent 61px), radial-gradient(ellipse at 2% 0%, #3430c980, transparent 45%); }
.hero::after { content: ""; position: absolute; bottom: -1px; height: 54px; left: 0; right: 0; background: var(--bg); clip-path: polygon(0 95%, 27% 95%, 39% 0, 61% 0, 73% 95%, 100% 95%, 100% 100%, 0 100%); }
.hero-stage { padding-top: 64px; }
.hero-eyebrow { display: table; margin: auto; background: #9296ff1f; border: 1px solid #9b9eff22; border-radius: 100px; padding: 6px 18px; color: #d8daff; letter-spacing: 1px; }
.hero h1 { letter-spacing: -2px; font-weight: 650; }
.hero h1 em { background-image: linear-gradient(110deg, #fff 20%, #b8c4ff); }
.hero-copy > p { color: #b1b5db; }
.hero .button-outline { color: #e4e6ff; border-color: #a2a8ff55; background: #ffffff06; }
.hero .button-outline:hover { background: #ffffff18; }
.hero-points { color: #c8ccef; }
.hero-points .icon { color: #a9b2ff; }
.hero .status-dot { background: #a9b4ff; box-shadow: 0 0 12px #939fff66; }
.signal-cards { max-width: 960px; gap: 24px; margin-top: 76px; align-items: center; }
.signal-card { min-height: 210px; color: #4148ed; box-shadow: 0 18px 55px #00042c40; }
.signal-purple { min-height: 260px; background: linear-gradient(145deg, #fff, #e4e8ff); color: #333bd7; border: 1px solid #fff; }
.signal-coral { background: linear-gradient(140deg, #ffffff25, #8f9bff16); border: 1px solid #b2bbff99; color: #f1f2ff; backdrop-filter: blur(18px); box-shadow: 0 0 22px #a5afff45, inset 0 0 24px #c0c7ff22; }
.card-bar { border-bottom-color: #5f65bd1c; }
.signal-coral .card-bar { border-color: #ffffff22; }
.signal-heading { color: inherit; }
.micro { color: #7b80a2; }
.signal-coral .micro, .signal-coral .source-label { color: #d2d7ff; }
.chart-grid { stroke: #d9ddf0; }
.bar-chart i { background: linear-gradient(0deg, #4148ed, #a6b4ff); }
.donut::before { background: #292e83; }
.visual-note, .motion-toggle { color: #c2c9fa; }
.hero-bottom { color: #b7c0fc; border-top-color: #ffffff20; }
.hero-bottom a { color: #e7eaff; }
.section { padding-top: 100px; padding-bottom: 100px; }
.section-heading h2, .insight-copy h2, .faq-heading h2 { font-weight: 550; letter-spacing: -1.4px; }
#services-title { font-size: clamp(16px, 4.6vw, 38px); white-space: nowrap; }
.eyebrow { color: #6066c1; }
.section-heading .eyebrow { display: inline-block; padding: 5px 14px; border-radius: 100px; background: #e0e4fc; letter-spacing: 1.1px; font-size: 10px; }
.section-heading > p:not(.eyebrow), .section-heading > div + p, .insight-copy > p:not(.eyebrow), .feature-list p, .journey p, .service-intro, .check-list, .service-footnote, .audience-heading p, .audience-card p, .process-grid p, .split-heading > p, .faq-heading > p:not(.eyebrow), .faq-list details > p { color: #6b7089; }
.journey { background: #fff; border: 1px solid #e3e6f0; border-radius: 24px; padding: 30px 20px; }
.journey-icon, .feature-icon, .feature-icon.purple, .feature-icon.coral { background: #eef0ff; border-color: #e0e3ff; color: #494ee2; border-radius: 50%; }
.journey-arrow { color: #b4b9d5; }
.insight-display { box-shadow: 0 18px 50px #313a7910; }
.display-heading, .display-footer { border-color: #e1e5f1; color: #636a88; }
.outline-tag { border-color: #dce0ee; color: #747b98; }
.view-tabs { border-color: #e3e6f1; }
.view-tabs button { color: #757b99; }
.view-tabs button[aria-selected="true"] { color: #343bd0; background: #edf0ff; border-color: #ccd1ff; }
.query { background: #f0f2f9; color: #565e80; border-color: #e2e6f2; }
.answer-label { color: #777d98; }
.answer-mock > p { color: #292f56; }
.answer-mock mark { background: #e7eaff; color: #353bd3; }
.answer-lines i { background: #e5e8f2; }
.answer-chip { color: #626b91; background: #edf0fc; }
.services { background: #e9edf5; border-block: 1px solid #e2e6ef; }
.service-card { padding: 36px; box-shadow: 0 12px 30px #222f6e05; }
.service-tag { background: #edf0ff; border-color: #dce1ff; color: #4b53ce; border-radius: 100px; }
.optimize-service { background: #12175d; color: white; border-color: #272c76; }
.optimize-service .service-intro, .optimize-service .check-list, .optimize-service .service-footnote { color: #bdc4e5; }
.optimize-service > .eyebrow, .optimize-service .check-list li::before { color: #a8b4ff; }
.optimize-service .service-tag { color: #d0d6ff; border-color: #8089cf55; background: #ffffff10; }
.optimize-service .button-outline { color: white; border-color: #868ee077; background: #ffffff0a; }
.optimize-service .button-outline:hover { background: #ffffff20; }
.audience-card { background: #fff; border-color: #e1e5f0; border-radius: 20px; }
.audience-card:hover { background: #fff; border-color: #989ef4; box-shadow: 0 12px 28px #373fbd0d; }
.process-grid { gap: 28px; }
.process-grid li { background: #fff; border-radius: 22px; padding: 26px; }
.step-line, .process-grid li:nth-child(2) .step-line, .process-grid li:nth-child(3) .step-line { border-color: #dce0f2; }
.step-line span, .process-grid li:nth-child(2) .step-line span, .process-grid li:nth-child(3) .step-line span { color: #454bdd; background: #eef0ff; }
.process-note { background: #e5e9f7; border-color: #dbe0f2; color: #737b98; border-radius: 14px; }
.process-note strong { color: #343b72; }
.faq { border-color: #dce1ee; }
.faq-list details { border-color: #dce1ee; }
.faq-list summary { color: #262b54; }
.faq-list summary span { color: #4b53de; }
.contact { padding: 56px; border-radius: 30px; background: #fff; border-color: #e5e8f2; box-shadow: 0 18px 45px #303a7910; margin-top: 20px; }
.contact::before { content: ""; position: absolute; width: 250px; height: 250px; border: 1px dashed #9ca7f6; border-radius: 50%; top: -190px; right: 80px; }
.contact h2 { font-size: 32px; font-weight: 550; }
.contact-copy > p:not(.eyebrow) { color: #737b98; }
.footer { position: relative; margin-top: 0; background: #070931; color: #eaecff; overflow: hidden; }
.footer-column h3 { color: #e7eaff; }
.footer-column, .footer-column p, .footer-brand p { color: #b1b8dd; }
.footer-bottom { color: #929ac4; border-color: #ffffff16; }
.footer-bottom::before { background: #ffffff16; }
@media (max-width: 850px) {
  .hero-stage { padding-top: 40px; }
  .signal-cards { gap: 12px; }
  .signal-card, .signal-purple { min-height: 200px; }
  .section { padding-top: 64px; padding-bottom: 64px; }
  .service-card { padding: 26px; }
  .contact { padding: 32px; }
}
@media (max-width: 620px) {
  .hero h1 { font-size: clamp(30px, 7.6vw, 46px); letter-spacing: -1.3px; }
  #insight-title { font-size: clamp(20px, 5.6vw, 28px); }
  .hero-eyebrow { font-size: 9px; letter-spacing: .3px; padding: 5px 12px; }
  .hero-robot { width: 64px; }
  .hero-copy > p { font-size: 12px; }
  .signal-cards { margin-top: 40px; grid-template-columns: 1fr; max-width: 350px; gap: 14px; }
  .signal-card, .signal-purple { min-height: 0; }
  .signal-purple { order: -1; }
  .signal-cards::before, .signal-cards::after { display: none; }
  .journey { padding: 22px 12px; }
  .process-grid li { padding: 22px; }
  .contact { padding: 30px 22px; }
  .contact h2 { font-size: 25px; }
  .footer { margin-top: 0; }
}
.audience-card h4 { color: #292f62; }
.audience-card .card-action { color: #454cdb; background: #eef0ff; border-color: #dde1fa; }
.audience-card:hover .card-action, .audience-card:focus-visible .card-action { color: #fff; background: #4148ed; border-color: #4148ed; }
.text-link, .process-note > a { color: #4148db; }
.text-link:hover { color: #242bb9; }
.footer .text-link { color: #b9c3ff; }
.faq-list details[open] summary { color: #343bd0; }
.service-card .check-list { border-color: #dfe3f0; }
.optimize-service .check-list { border-color: #ffffff20; }
.service-card > .eyebrow { color: #5c64ba; }
.optimize-service > .eyebrow { color: #b1baff; }
.panel-menu { background: #e8ebfa; color: #7b83bf; }
.signal-coral .panel-menu { background: #ffffff16; color: #e0e5ff; }
.query .icon, .step-line .icon { color: #646cbd; }
.view-tabs button:hover { color: #343bd0; }

/* Full-width footer shell; content aligns with the navigation container. */
.footer.container {
  width: 100%;
  margin-inline: 0;
}
.footer > .footer-main,
.footer > .footer-bottom {
  width: min(1180px, calc(100% - 96px));
  margin-inline: auto;
}
@media (max-width: 1150px) {
  .footer > .footer-main,
  .footer > .footer-bottom { width: calc(100% - 72px); }
}
@media (max-width: 850px) {
  .footer > .footer-main,
  .footer > .footer-bottom { width: calc(100% - 40px); }
}

@media (max-width: 620px) {
  .footer > .footer-main,
  .footer > .footer-bottom { width: calc(100% - 36px); }
}

/* Five-step GEO service journey. */
.journey {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr) 20px) minmax(0, 1fr);
  gap: 8px;
}
.journey > div { min-width: 0; }
.journey-arrow { text-align: center; }
@media (max-width: 620px) {
  .journey { grid-template-columns: repeat(4, minmax(0, 1fr) 9px) minmax(0, 1fr); gap: 2px; padding: 22px 10px; }
  .journey-icon { width: 40px; height: 40px; }
  .journey-icon .icon { width: 23px; height: 23px; }
  .journey h3 { font-size: 13px; letter-spacing: 1px; }
  .journey p { font-size: 10px; font-weight: 500; line-height: 1.6; max-width: 6em; margin-inline: auto; }
  .journey-arrow { font-size: 12px; margin-top: -42px; }
}
@media (max-width: 620px) {
  .journey p { text-wrap: balance; }
}

/* Audience and onboarding form one continuous section. */
.process > .audience-grid { gap: 28px; margin: 36px 0 0; }
.process > .audience-grid + .process-grid { margin-top: 24px; }
@media (max-width: 620px) {
  .process > .audience-grid { gap: 12px; margin-top: 28px; }
  .process > .audience-grid + .process-grid { margin-top: 20px; }
}

/* Interactive service journey: one selected step, one detailed explanation. */
.journey { padding: 18px; gap: 6px; margin-bottom: 28px; }
.journey-step {
  min-width: 0;
  position: relative;
  align-self: stretch;
  border: 1px solid transparent;
  border-radius: 18px;
  padding: 14px 8px 16px;
  background: transparent;
  color: var(--ink);
  text-align: center;
  transition: background .2s, border-color .2s, transform .2s;
}
.journey-step:hover { background: #f6f7ff; transform: translateY(-2px); }
.journey-step[aria-selected="true"] { background: #f0f2ff; border-color: #dce1ff; }
.journey-step[aria-selected="true"] .journey-icon {
  color: #fff; background: #454cec; border-color: #454cec;
  box-shadow: 0 3px 10px #4148ed1a;
}
.journey-name { display: block; font-size: 18px; font-weight: 650; letter-spacing: 2px; }
.journey-description { display: block; color: #6b7089; font-size: 12px; margin-top: 7px; }
.journey-step[aria-selected="true"] .journey-name { color: #353dd0; }
.journey-arrow { margin-top: -30px; }
.journey-panel { scroll-margin-top: 100px; }
.journey-panel:focus-visible { outline: 2px solid #747cf0; outline-offset: 8px; border-radius: 22px; }
@media (max-width: 850px) {
  .journey-icon { width: 36px; height: 36px; }
  .journey-icon .icon { width: 18px; height: 18px; }
  .journey-description { font-size: 11px; }
}
@media (max-width: 620px) {
  .journey { padding: 10px 5px; gap: 0; margin-bottom: 20px; }
  .journey-step { padding: 12px 2px; border-radius: 12px; }
  .journey-icon { width: 28px; height: 28px; margin-bottom: 9px; }
  .journey-icon .icon { width: 16px; height: 16px; }
  .journey-name { font-size: 13px; letter-spacing: 1px; }
  .journey-description { font-size: 10px; line-height: 1.6; max-width: 6em; margin-inline: auto; text-wrap: balance; }
  .journey-arrow { font-size: 12px; margin-top: -38px; }
}
@media (prefers-reduced-motion: reduce) {
  .journey-step { transition: none; }
  .journey-step:hover { transform: none; }
}

/* Service details: an editorial heading, three clear takeaways, one primary action. */
.stage-workspace {
  overflow: hidden;
  border: 1px solid #dce1f0;
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 12px 45px #1c285908;
}
.stage-intro { width: 100%; }
.stage-heading { padding: 34px 44px 30px; text-align: center; }
.stage-heading > .eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 18px; padding: 5px 12px 5px 7px; border: 1px solid #e5e8fb; border-radius: 100px; background: #f7f8ff; color: #626ba8; font-size: 11px; letter-spacing: 1px; }
.stage-heading > .eyebrow > span { display: grid; place-items: center; width: 23px; height: 23px; border-radius: 50%; background: #e9edff; color: #515cdb; font-size: 10px; letter-spacing: 0; }
.stage-heading h2 { font-size: clamp(28px, 2.4vw, 34px); line-height: 1.5; letter-spacing: -1px; font-weight: 550; }
.stage-heading h2 br { display: none; }
.stage-heading > p:not(.eyebrow) { max-width: 52em; margin: 15px auto 0; color: #777e98; font-size: 13px; line-height: 1.95; }
.stage-principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; margin: 0; padding: 30px 24px; border-top: 1px solid #e9edf6; border-bottom: 1px solid #e9edf6; background: #f8f9fd; }
.stage-principles li { padding: 0 28px; border-left: 1px solid #dfe5f1; }
.stage-principles li:first-child { border-left: 0; }
.stage-principles li > span { display: inline-block; margin-bottom: 15px; color: #a0a9d4; font-size: 27px; font-weight: 400; line-height: 1; letter-spacing: -1px; }
.stage-principles h3 { color: #2a3157; font-size: 15px; line-height: 1.6; font-weight: 600; }
.stage-principles p { max-width: 25em; margin-top: 8px; color: #7e87a0; font-size: 12px; line-height: 1.9; }
.stage-action { display: flex; justify-content: center; padding: 23px 32px; }
.stage-cta { display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 46px; padding: 9px 12px 9px 23px; border: 1px solid #4148ed; border-radius: 100px; background: #4148ed; color: #fff; box-shadow: 0 5px 15px #4148ed16; font-size: 13px; font-weight: 500; line-height: 1.6; transition: background .2s, box-shadow .2s; }
.stage-cta > span { display: grid; place-items: center; width: 28px; height: 28px; flex: none; border-radius: 50%; background: #ffffff20; }
.stage-cta .icon { width: 16px; height: 16px; }
.stage-cta:hover { background: #3037d2; box-shadow: 0 7px 20px #4148ed26; }
@media (max-width: 1050px) {
  .stage-heading { padding: 30px 32px 26px; }
  .stage-principles { padding: 26px 12px; }
  .stage-principles li { padding-inline: 22px; }
}
@media (max-width: 720px) {
  .stage-workspace { border-radius: 22px; }
  .stage-heading { padding: 27px 24px 25px; }
  .stage-heading > .eyebrow { margin-bottom: 16px; font-size: 10px; }
  .stage-heading h2 { font-size: 26px; line-height: 1.55; }
  .stage-heading h2 br { display: initial; }
  .stage-heading > p:not(.eyebrow) { margin-top: 14px; font-size: 12px; line-height: 1.9; }
  .stage-principles { grid-template-columns: 1fr; padding: 4px 24px; }
  .stage-principles li { display: grid; grid-template-columns: 29px 1fr; align-items: baseline; gap: 15px; padding: 20px 0; border-left: 0; border-top: 1px solid #e4e9f3; }
  .stage-principles li:first-child { border-top: 0; }
  .stage-principles li > span { margin: 0; font-size: 20px; }
  .stage-principles h3 { font-size: 14px; }
  .stage-principles p { margin-top: 6px; font-size: 12px; line-height: 1.85; }
  .stage-action { padding: 22px 24px; }
  .stage-cta { justify-content: space-between; gap: 15px; width: 100%; max-width: 300px; min-height: 46px; padding-left: 19px; }
}
@media (prefers-reduced-motion: reduce) {
  .stage-cta { transition: none; }
}