:root {
  --ink: #08204b;
  --ink-deep: #061b40;
  --ink-soft: #40516d;
  --muted: #596b84;
  --blue-950: #052b76;
  --blue-800: #0648c8;
  --blue-700: #075fe8;
  --blue-600: #0866e5;
  --blue-400: #53a7ff;
  --cyan: #27c6f4;
  --surface: #ffffff;
  --surface-soft: #f7fbff;
  --surface-blue: #edf7ff;
  --line: rgba(7, 95, 232, 0.15);
  --line-strong: rgba(7, 95, 232, 0.28);
  --shadow: 0 20px 55px rgba(24, 91, 173, 0.12);
  --shadow-small: 0 10px 30px rgba(24, 91, 173, 0.1);
  --radius-small: 10px;
  --radius: 18px;
  --radius-large: 28px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

:focus-visible {
  outline: 3px solid rgba(39, 198, 244, 0.68);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  transform: translateY(-150%);
  border-radius: 8px;
  background: var(--ink-deep);
  color: #fff;
}

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

.page-shell {
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
}

.site-header,
.form-header {
  position: fixed;
  z-index: 40;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 max(24px, calc((100% - var(--max-width)) / 2));
  border-bottom: 1px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.form-header {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(7, 95, 232, 0.1);
  box-shadow: 0 8px 28px rgba(22, 78, 145, 0.07);
  backdrop-filter: blur(18px);
}

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

.brand-logo {
  width: auto;
  height: 46px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  color: #31435e;
  font-size: 0.9rem;
  font-weight: 700;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: right;
  border-radius: 2px;
  background: var(--blue-600);
  transition: transform 160ms ease;
}

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

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  display: block;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--ink);
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: max-content;
  padding: 0 24px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  box-shadow: 0 14px 30px rgba(7, 95, 232, 0.23);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(7, 95, 232, 0.28);
}

.button svg,
.back-link svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button-small {
  min-height: 40px;
  padding-inline: 18px;
  font-size: 0.9rem;
}

.header-action {
  flex: 0 0 auto;
}

.hero {
  position: relative;
  min-height: 880px;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 132px 0 78px;
  background:
    radial-gradient(circle at 86% 34%, rgba(92, 177, 255, 0.2), transparent 28%),
    linear-gradient(125deg, #fff 0%, #f8fcff 44%, #e8f5ff 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  right: -12%;
  bottom: -44%;
  width: 80%;
  aspect-ratio: 1.7;
  border-radius: 50%;
  background: repeating-radial-gradient(ellipse at center, transparent 0 20px, rgba(20, 119, 255, 0.12) 21px 22px);
  transform: rotate(-12deg);
}

.hero::after {
  inset: 0;
  background:
    linear-gradient(150deg, transparent 0 58%, rgba(7, 95, 232, 0.08) 58.3%, transparent 58.8%),
    linear-gradient(143deg, transparent 0 64%, rgba(39, 198, 244, 0.11) 64.2%, transparent 64.8%);
}

.hero-shell {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  gap: 52px;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--blue-700);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-700), var(--cyan));
}

.hero h1 {
  margin-bottom: 26px;
  color: var(--ink-deep);
  font-size: clamp(3rem, 4.4vw, 4.2rem);
  line-height: 1.13;
  letter-spacing: -0.045em;
  font-weight: 900;
}

.hero h1 span {
  color: var(--blue-600);
}

.hero-lede {
  max-width: 580px;
  margin-bottom: 34px;
  color: var(--ink-soft);
  font-size: 1.1rem;
  line-height: 1.9;
}

.hero-network {
  position: relative;
  min-height: 570px;
  display: grid;
  grid-template-columns: 0.8fr 1.1fr 0.85fr;
  align-items: center;
  gap: 24px;
}

.hero-network::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 8% 2%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 149, 255, 0.18), transparent 66%);
  filter: blur(10px);
}

.signal-column {
  display: grid;
  gap: 22px;
}

.signal-card,
.knowledge-core,
.inquiry-signal {
  position: relative;
  border: 1px solid rgba(7, 95, 232, 0.13);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.signal-card {
  min-height: 96px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border-radius: var(--radius);
}

.signal-card::after,
.knowledge-core::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 100%;
  width: 26px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-400), rgba(83, 167, 255, 0.12));
}

.signal-card strong,
.signal-card small {
  display: block;
}

.signal-card strong {
  margin-bottom: 5px;
  font-size: 0.94rem;
}

.signal-card small {
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.45;
}

.icon-bubble {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--surface-blue);
  color: var(--blue-700);
}

.icon-bubble svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.knowledge-core {
  z-index: 2;
  min-height: 310px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 26px 20px;
  border-color: rgba(39, 198, 244, 0.35);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(13, 111, 231, 0.2);
}

.knowledge-core > img {
  width: 68px;
  height: 68px;
  margin-bottom: 18px;
  padding: 13px;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--blue-800), var(--blue-600));
  box-shadow: 0 15px 30px rgba(7, 95, 232, 0.26);
}

.knowledge-core > strong {
  margin-bottom: 18px;
  font-size: 1.05rem;
}

.knowledge-list {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.knowledge-list span {
  padding: 9px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f9fcff;
  color: var(--ink-soft);
  text-align: center;
  font-size: 0.69rem;
  font-weight: 700;
}

.inquiry-signal {
  min-height: 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 22px 14px;
  border-radius: var(--radius);
  text-align: center;
}

.inquiry-radar {
  position: relative;
  width: 90px;
  height: 90px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  border: 1px solid rgba(39, 198, 244, 0.45);
  border-radius: 50%;
  background: repeating-radial-gradient(circle, rgba(39, 198, 244, 0.12) 0 1px, transparent 2px 14px);
}

.inquiry-radar::before,
.inquiry-radar::after,
.inquiry-radar i {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: var(--blue-600);
}

.inquiry-radar::before {
  width: 13px;
  height: 13px;
}

.inquiry-radar::after {
  width: 5px;
  height: 5px;
  top: 18px;
  right: 14px;
}

.inquiry-radar i {
  width: 4px;
  height: 4px;
  bottom: 18px;
  left: 16px;
}

.inquiry-signal strong {
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.inquiry-signal ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.inquiry-signal li {
  color: var(--blue-700);
  font-size: 0.65rem;
  font-weight: 750;
}

.section {
  position: relative;
  overflow: hidden;
  padding: 112px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 52px;
}

.section-heading.centered {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading.centered .section-kicker {
  justify-content: center;
}

.section-heading h2,
.contact-intro h2 {
  margin-bottom: 20px;
  color: var(--ink);
  font-size: clamp(2.15rem, 3.4vw, 3.2rem);
  line-height: 1.2;
  letter-spacing: -0.035em;
  font-weight: 900;
}

.section-heading > p:last-child,
.contact-intro > p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.85;
}

.section-challenge {
  background: linear-gradient(180deg, #fff, #f7fbff);
}

.challenge-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 70px;
}

.site-audit-card {
  position: relative;
  min-height: 470px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.mock-browser-bar {
  height: 48px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 16px;
  border-bottom: 1px solid var(--line);
  background: #f9fcff;
}

.mock-browser-bar i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #c8d8e8;
}

.mock-browser-bar span {
  margin-left: 12px;
  color: var(--muted);
  font-size: 0.68rem;
}

.mock-site-hero {
  min-height: 245px;
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  padding: 38px;
  background: linear-gradient(135deg, #f0f8ff, #e3f2ff);
}

.mock-site-hero small,
.mock-site-hero strong,
.mock-site-hero span {
  display: block;
}

.mock-site-hero small {
  margin-bottom: 10px;
  color: var(--blue-600);
  font-size: 0.6rem;
  font-weight: 800;
}

.mock-site-hero strong {
  margin-bottom: 20px;
  font-size: 1.6rem;
}

.mock-site-hero span {
  width: 88%;
  height: 7px;
  margin-top: 9px;
  border-radius: 6px;
  background: #ccdfef;
}

.mock-site-hero span:last-child {
  width: 58%;
}

.mock-site-hero svg {
  width: 100%;
  fill: none;
  stroke: rgba(7, 95, 232, 0.4);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mock-site-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: stretch;
  gap: 12px;
  padding: 22px 28px;
}

.audit-metric {
  min-width: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 5px 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: var(--shadow-small);
}

.audit-metric span {
  font-size: 0.72rem;
  font-weight: 800;
}

.audit-metric b {
  color: var(--blue-600);
  font-size: 0.72rem;
  white-space: nowrap;
}

.audit-metric svg {
  grid-column: 1 / -1;
  width: 100%;
  height: 30px;
  fill: none;
  stroke: var(--blue-600);
  stroke-width: 2;
}

.audit-metric .metric-track {
  stroke: #dbe9f5;
}

.audit-metric .metric-network {
  stroke-width: 1.5;
}

.audit-metric .metric-network circle {
  fill: #fff;
  stroke: var(--blue-600);
}

.pain-list {
  display: grid;
  gap: 14px;
}

.pain-list article {
  min-height: 94px;
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: start;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: #fff;
  box-shadow: var(--shadow-small);
}

.pain-list article > span {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--blue-600);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 900;
}

.pain-list h3 {
  margin-bottom: 5px;
  font-size: 0.98rem;
}

.pain-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.insight-band {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 56px;
  padding: 20px 30px;
  border-radius: 12px;
  background: linear-gradient(100deg, var(--blue-950), var(--blue-600));
  box-shadow: 0 18px 42px rgba(7, 95, 232, 0.23);
  color: #fff;
  text-align: center;
}

.insight-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #fff;
  color: var(--blue-600);
}

.insight-icon svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.section-journey {
  background:
    radial-gradient(circle at 70% 50%, rgba(80, 166, 255, 0.12), transparent 35%),
    #fff;
}

.section-journey::after,
.section-fit::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -8%;
  bottom: -35%;
  width: 68%;
  aspect-ratio: 2;
  border-radius: 50%;
  background: repeating-radial-gradient(ellipse, transparent 0 19px, rgba(7, 95, 232, 0.09) 20px 21px);
}

.journey-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-flow::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: 82px;
  right: 6%;
  left: 6%;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, rgba(20, 119, 255, 0.2), var(--blue-600), rgba(39, 198, 244, 0.35));
}

.journey-flow li {
  position: relative;
  z-index: 1;
  min-height: 210px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-small);
  text-align: center;
}

.journey-flow li > span {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 16px;
  background: var(--surface-blue);
  color: var(--blue-700);
}

.journey-flow svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.journey-flow strong {
  margin-bottom: 7px;
  font-size: 1rem;
}

.journey-flow small {
  color: var(--muted);
  font-size: 0.75rem;
}

.section-method {
  background: linear-gradient(180deg, #f2f9ff, #fff);
}

.growth-loop {
  position: relative;
  width: min(100%, 850px);
  height: 540px;
  margin: -10px auto 0;
}

.loop-ring {
  position: absolute;
  inset: 64px 110px;
  border: 3px solid rgba(20, 119, 255, 0.25);
  border-radius: 50%;
}

.loop-ring::before {
  content: "";
  position: absolute;
  top: 27px;
  right: 33px;
  width: 14px;
  height: 14px;
  transform: rotate(40deg);
  border-top: 4px solid var(--blue-600);
  border-right: 4px solid var(--blue-600);
}

.loop-core {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 118px;
  height: 118px;
  display: grid;
  place-items: center;
  transform: translate(-50%, -50%);
  border: 10px solid rgba(255, 255, 255, 0.75);
  border-radius: 50%;
  background: linear-gradient(145deg, var(--blue-800), var(--blue-600));
  box-shadow: 0 0 0 15px rgba(20, 119, 255, 0.08), 0 20px 45px rgba(7, 95, 232, 0.25);
}

.loop-core img {
  width: 64px;
}

.loop-stage {
  position: absolute;
  z-index: 2;
  width: 160px;
  min-height: 116px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-small);
  text-align: center;
}

.loop-stage span {
  color: var(--blue-600);
  font-size: 0.68rem;
  font-weight: 900;
}

.loop-stage strong {
  margin: 5px 0;
}

.loop-stage small {
  color: var(--muted);
  font-size: 0.7rem;
}

.stage-one { top: 0; left: calc(50% - 80px); }
.stage-two { top: 126px; right: 0; }
.stage-three { right: 110px; bottom: 0; }
.stage-four { bottom: 0; left: 110px; }
.stage-five { top: 126px; left: 0; }

.loop-caption {
  width: max-content;
  max-width: 100%;
  margin: 10px auto 70px;
  padding: 14px 28px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: #fff;
  color: var(--blue-700);
  box-shadow: var(--shadow-small);
  font-weight: 800;
}

.loop-caption b {
  margin-inline: 10px;
  color: var(--cyan);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.principle-card {
  min-height: 390px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-small);
  text-align: center;
}

.principle-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  margin: 0 auto 18px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--blue-800), var(--blue-600));
  color: #fff;
  box-shadow: 0 12px 26px rgba(7, 95, 232, 0.22);
}

.principle-icon img,
.principle-icon svg {
  width: 31px;
  height: 31px;
}

.principle-icon svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.principle-card h3 {
  margin-bottom: 7px;
  font-size: 1.5rem;
}

.principle-card > p {
  color: var(--ink-soft);
}

.mini-network,
.mini-experiment {
  min-height: 134px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 35px;
  padding: 18px;
  border-radius: 12px;
  background: var(--surface-soft);
}

.mini-network i,
.mini-network b,
.mini-experiment i,
.mini-experiment b {
  position: relative;
  flex: 1;
  padding: 10px 5px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink-soft);
  font-size: 0.66rem;
  font-style: normal;
}

.mini-network b,
.mini-experiment b {
  background: var(--blue-600);
  color: #fff;
}

.mini-priority {
  position: relative;
  min-height: 134px;
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 35px;
  padding: 18px;
  border-radius: 12px;
  background: var(--surface-soft);
}

.mini-priority i {
  width: 34px;
  height: 46px;
  border-radius: 6px;
  background: #d9eaff;
}

.mini-priority i:nth-child(2) { height: 70px; background: #a9d2ff; }
.mini-priority i:nth-child(3) { height: 94px; background: var(--blue-600); }
.mini-priority strong {
  margin-left: auto;
  color: var(--blue-700);
  font-size: 0.76rem;
}

.section-fit {
  background: linear-gradient(135deg, #fff, #edf7ff);
}

.fit-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 74px;
}

.industry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.industry-grid article {
  min-height: 130px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-small);
}

.industry-grid svg {
  width: 42px;
  height: 42px;
  fill: none;
  stroke: var(--blue-600);
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.industry-grid strong {
  font-size: 0.9rem;
}

.fit-pain-panel {
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.93);
  box-shadow: var(--shadow);
}

.fit-pain-panel h3 {
  margin-bottom: 24px;
  font-size: 1.8rem;
}

.fit-pain-panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.fit-pain-panel li {
  min-height: 68px;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink-deep);
  font-weight: 750;
}

.fit-pain-panel li span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--blue-600);
  color: #fff;
}

.fit-pain-panel li svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.fit-pain-panel > p {
  margin: 22px 0 0;
  padding: 18px 20px;
  border-left: 4px solid var(--blue-600);
  border-radius: 8px;
  background: var(--surface-blue);
  color: var(--blue-700);
  line-height: 1.7;
}

.fit-pain-panel > p strong {
  display: block;
}

.section-contact {
  padding-bottom: 84px;
  background: #f8fbff;
}

.diagnosis-banner {
  position: relative;
  min-height: 520px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  align-items: center;
  gap: 36px;
  overflow: hidden;
  padding: 64px;
  border-radius: var(--radius-large);
  background:
    radial-gradient(circle at 78% 80%, rgba(59, 182, 255, 0.48), transparent 28%),
    linear-gradient(135deg, #0538ae, #0878f8);
  box-shadow: 0 30px 70px rgba(4, 73, 186, 0.25);
  color: #fff;
}

.diagnosis-banner::after {
  content: "";
  position: absolute;
  right: -10%;
  bottom: -52%;
  width: 68%;
  aspect-ratio: 1.5;
  border-radius: 50%;
  background: repeating-radial-gradient(ellipse, transparent 0 14px, rgba(255, 255, 255, 0.14) 15px 16px);
}

.section-kicker.light {
  color: #c8eaff;
}

.section-kicker.light::before {
  background: #8fe1ff;
}

.diagnosis-copy {
  position: relative;
  z-index: 2;
}

.diagnosis-copy h2 {
  margin-bottom: 22px;
  font-size: clamp(2.5rem, 4vw, 3.7rem);
  line-height: 1.18;
  letter-spacing: -0.04em;
}

.diagnosis-copy > p:not(.section-kicker) {
  max-width: 440px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.83);
  line-height: 1.8;
}

.button-light {
  background: #fff;
  box-shadow: 0 14px 35px rgba(0, 36, 117, 0.3);
  color: var(--blue-700);
}

.diagnosis-visual {
  position: relative;
  z-index: 2;
  min-height: 350px;
  display: grid;
  grid-template-columns: 0.82fr 1fr 0.82fr;
  align-items: center;
  gap: 0;
}

.diagnosis-visual article {
  min-height: 250px;
  padding: 22px 16px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 45px rgba(0, 45, 120, 0.18);
  color: var(--ink);
  backdrop-filter: blur(12px);
}

.diagnosis-visual article:first-child { transform: translateX(12px); }
.diagnosis-visual article:last-child { transform: translateX(-12px); }
.diagnosis-visual .diagnosis-main-card {
  z-index: 2;
  min-height: 320px;
  padding: 26px 20px;
}

.diagnosis-visual article > span {
  display: block;
  margin-bottom: 20px;
  color: var(--ink);
  font-size: 0.73rem;
  font-weight: 850;
}

.diagnosis-main-card img {
  width: 64px;
  margin: 24px auto;
}

.diagnosis-main-card ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.diagnosis-main-card li,
.diagnosis-visual small {
  padding: 8px;
  border-radius: 6px;
  background: rgba(235, 246, 255, 0.8);
  color: var(--muted);
  font-size: 0.63rem;
}

.scan-radar {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 20px auto;
  border-radius: 50%;
  background: repeating-radial-gradient(circle, rgba(20, 119, 255, 0.22) 0 1px, transparent 2px 14px);
}

.scan-radar::after,
.scan-radar i {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: var(--blue-600);
}

.scan-radar::after { width: 10px; height: 10px; inset: 45px; }
.scan-radar i { width: 5px; height: 5px; top: 19px; right: 17px; }

.gap-bars {
  display: grid;
  gap: 14px;
  margin: 34px 0;
}

.gap-bars i {
  height: 8px;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--blue-600) 0 55%, #dce9f7 55%);
}

.gap-bars i:nth-child(2) { background: linear-gradient(90deg, var(--blue-600) 0 76%, #dce9f7 76%); }
.gap-bars i:nth-child(3) { background: linear-gradient(90deg, var(--blue-600) 0 38%, #dce9f7 38%); }

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: end;
  padding: 82px 18px 0;
}

.contact-intro h2 {
  margin-bottom: 14px;
}

.contact-action-card {
  min-height: 92px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow-small);
}

.contact-action-card > span {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--blue-600);
  color: #fff;
}

.contact-action-card svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-action-card small,
.contact-action-card strong {
  display: block;
}

.contact-action-card small {
  margin-bottom: 5px;
  color: var(--blue-600);
  font-weight: 800;
}

.contact-action-card strong {
  overflow-wrap: anywhere;
}

.contact-action-card:hover,
.contact-action-card:focus-visible {
  border-color: var(--blue-600);
  box-shadow: 0 14px 34px rgba(7, 95, 232, 0.16);
}

.wechat-card {
  display: grid;
  grid-template-columns: 1fr 210px;
  align-items: center;
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-small);
}

.wechat-copy span,
.wechat-copy strong,
.wechat-copy small {
  display: block;
}

.wechat-copy span {
  margin-bottom: 8px;
  color: var(--blue-600);
  font-size: 0.8rem;
  font-weight: 850;
}

.wechat-copy strong {
  margin-bottom: 7px;
  font-size: 1.25rem;
}

.wechat-copy small {
  color: var(--muted);
}

.qr-crop {
  position: relative;
  width: 210px;
  height: 210px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.qr-crop img {
  position: absolute;
  top: -30px;
  left: -30px;
  width: 760px;
  height: auto;
  max-width: none;
}

.site-footer {
  padding: 54px 0;
  border-top: 1px solid var(--line);
  background: #f8fbff;
}

.site-footer .page-shell {
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.8fr 0.7fr 1.35fr;
  align-items: start;
  gap: 36px;
}

.site-footer img {
  width: auto;
  height: 38px;
}

.site-footer .filing-icp img,
.site-footer .filing-gongan img {
  width: 16px;
  height: 16px;
  max-width: 16px;
}

.footer-brand p,
.footer-legal p {
  margin: 12px 0 0;
  line-height: 1.75;
}

.site-footer nav {
  display: grid;
  gap: 10px;
}

.site-footer nav strong {
  margin-bottom: 4px;
  color: var(--ink-deep);
  font-size: 0.86rem;
}

.site-footer a {
  text-underline-offset: 3px;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--blue-700);
  text-decoration: underline;
}

.footer-legal a {
  color: var(--ink-soft);
  font-weight: 700;
}

.filing-records {
  margin-top: 12px;
}

.filing-records:not([hidden]) {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.filing-icp,
.filing-gongan {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.filing-icp img,
.filing-gongan img {
  display: block;
  width: 16px;
  height: 16px;
  max-width: 16px;
  flex: 0 0 16px;
}

.reveal {
  animation: fade-up 700ms both;
  animation-timeline: view();
  animation-range: entry 8% cover 28%;
}

@keyframes fade-up {
  from { opacity: 0.15; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Diagnosis form page */
.form-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 88%, rgba(95, 181, 255, 0.18), transparent 30%),
    linear-gradient(125deg, #fff, #f3f9ff);
}

.form-header {
  position: absolute;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  color: var(--blue-700);
  font-weight: 750;
}

.form-main {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 120px 0 56px;
}

.form-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  align-items: center;
  gap: 70px;
}

.form-intro h1 {
  margin-bottom: 24px;
  color: var(--ink-deep);
  font-size: clamp(2.8rem, 4.4vw, 4.4rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.form-intro h1 span {
  color: var(--blue-600);
}

.form-intro > p:not(.section-kicker) {
  color: var(--ink-soft);
  font-size: 1.04rem;
  line-height: 1.85;
}

.diagnosis-benefits {
  display: grid;
  gap: 12px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.diagnosis-benefits li {
  min-height: 66px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-small);
  font-weight: 750;
}

.diagnosis-benefits span {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--surface-blue);
  color: var(--blue-600);
}

.diagnosis-benefits svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.form-card {
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 26px 70px rgba(23, 88, 170, 0.15);
}

.form-card h2 {
  margin-bottom: 28px;
  font-size: 1.55rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-card label,
.challenge-fieldset legend {
  display: grid;
  gap: 9px;
  color: var(--ink-deep);
  font-size: 0.82rem;
  font-weight: 750;
}

.form-card input,
.form-card textarea {
  width: 100%;
  border: 1px solid rgba(74, 109, 152, 0.23);
  border-radius: 9px;
  background: #fbfdff;
  color: var(--ink-deep);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-card input {
  height: 48px;
  padding: 0 14px;
}

.form-card textarea {
  resize: vertical;
  min-height: 100px;
  padding: 13px 14px;
  line-height: 1.6;
}

.form-card input:focus,
.form-card textarea:focus {
  outline: none;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 4px rgba(20, 119, 255, 0.1);
}

.form-card input:user-invalid,
.form-card textarea:user-invalid {
  border-color: #d64f4f;
}

.challenge-fieldset {
  margin: 24px 0;
  padding: 0;
  border: 0;
}

.challenge-fieldset legend {
  margin-bottom: 12px;
}

.challenge-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.challenge-options label {
  position: relative;
  display: block;
  cursor: pointer;
}

.challenge-options input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.challenge-options span {
  min-height: 46px;
  display: grid;
  place-items: center;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--ink-soft);
  text-align: center;
  font-size: 0.72rem;
  font-weight: 750;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.challenge-options input:checked + span {
  border-color: var(--blue-600);
  background: var(--surface-blue);
  color: var(--blue-700);
}

.challenge-options input:focus-visible + span {
  outline: 3px solid rgba(39, 198, 244, 0.6);
  outline-offset: 3px;
}

.form-submit {
  width: 100%;
  margin-top: 24px;
}

.form-status {
  margin: 14px 0 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.72rem;
  line-height: 1.6;
}

.form-status.is-error {
  color: #b3261e;
  font-weight: 700;
}

.form-status.is-success {
  color: #176b45;
  font-weight: 750;
}

.privacy-consent {
  grid-template-columns: 18px 1fr !important;
  align-items: start;
  gap: 10px !important;
  margin-top: 20px;
  color: var(--ink-soft) !important;
  line-height: 1.65;
  font-weight: 550 !important;
}

.privacy-consent input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--blue-600);
}

.privacy-consent a {
  color: var(--blue-700);
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-trap {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.form-submit:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.form-footer {
  display: flex;
  justify-content: center;
  gap: 12px 24px;
  padding: 24px 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  font-size: 0.78rem;
}

.form-footer a {
  color: var(--blue-700);
  font-weight: 700;
}

.form-footer .filing-icp,
.form-footer .filing-gongan {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.form-footer .filing-icp img,
.form-footer .filing-gongan img {
  width: 16px;
  height: 16px;
  max-width: 16px;
  flex: 0 0 16px;
}

/* GEO content pages */
.content-page {
  color: var(--ink);
  background: var(--surface);
}

.content-header {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(7, 95, 232, 0.1);
  box-shadow: 0 8px 28px rgba(22, 78, 145, 0.06);
  backdrop-filter: blur(18px);
}

.content-hero {
  padding: 144px 0 66px;
  background:
    radial-gradient(circle at 82% 24%, rgba(83, 167, 255, 0.17), transparent 25%),
    linear-gradient(135deg, #fff 0%, #f7fbff 58%, #edf7ff 100%);
  border-bottom: 1px solid var(--line);
}

.content-shell {
  max-width: 930px;
  margin-inline: auto;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 0.78rem;
}

.breadcrumbs a {
  color: var(--blue-700);
  font-weight: 700;
}

.content-hero h1 {
  max-width: 900px;
  margin-bottom: 26px;
  color: var(--ink-deep);
  font-size: clamp(2.5rem, 4.6vw, 4.4rem);
  line-height: 1.16;
  letter-spacing: -0.045em;
}

.direct-answer {
  max-width: 880px;
  margin: 0;
  padding: 22px 24px;
  border-left: 4px solid var(--blue-600);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-small);
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.85;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 0.76rem;
}

.content-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: start;
  gap: 64px;
  padding-top: 72px;
  padding-bottom: 96px;
}

.article-body {
  min-width: 0;
  color: #263b59;
  font-size: 1rem;
  line-height: 1.92;
}

.article-body h2 {
  margin: 58px 0 20px;
  color: var(--ink-deep);
  font-size: clamp(1.55rem, 2.4vw, 2.05rem);
  line-height: 1.35;
  letter-spacing: -0.025em;
  scroll-margin-top: 100px;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body h3 {
  margin: 34px 0 14px;
  color: var(--ink-deep);
  font-size: 1.2rem;
  line-height: 1.45;
  scroll-margin-top: 100px;
}

.article-body p {
  margin-bottom: 20px;
}

.article-body ul,
.article-body ol {
  display: grid;
  gap: 10px;
  margin: 0 0 26px;
  padding-left: 1.35rem;
}

.article-body li::marker {
  color: var(--blue-600);
  font-weight: 800;
}

.article-body a {
  color: #0756ce;
  font-weight: 680;
  text-decoration: underline;
  text-decoration-color: rgba(7, 86, 206, 0.32);
  text-underline-offset: 3px;
}

.article-body a:hover,
.article-body a:focus-visible {
  text-decoration-color: currentColor;
}

.article-body code {
  padding: 0.12em 0.35em;
  border-radius: 4px;
  background: var(--surface-blue);
  color: var(--blue-950);
  font-size: 0.9em;
}

.article-body blockquote {
  margin: 34px 0;
  padding: 20px 24px;
  border-left: 4px solid var(--cyan);
  background: var(--surface-blue);
  color: var(--ink-soft);
  font-weight: 650;
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 28px 0 34px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.article-body table {
  width: 100%;
  min-width: 580px;
  border-collapse: collapse;
  font-size: 0.9rem;
  line-height: 1.65;
}

.article-body th,
.article-body td {
  padding: 15px 17px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.article-body th {
  background: var(--surface-blue);
  color: var(--ink-deep);
  font-weight: 800;
}

.article-body tbody tr:last-child td {
  border-bottom: 0;
}

.content-aside {
  position: sticky;
  top: 108px;
  display: grid;
  gap: 14px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
  box-shadow: var(--shadow-small);
}

.content-aside strong {
  color: var(--ink-deep);
  font-size: 1.1rem;
  line-height: 1.5;
}

.content-aside p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.75;
}

.content-aside .button {
  width: 100%;
  min-height: 46px;
  padding-inline: 16px;
  text-align: center;
  font-size: 0.83rem;
}

.content-aside small {
  color: var(--muted);
  line-height: 1.6;
}

/* Service and methodology page */
.service-process {
  padding: 64px 0 84px;
  background:
    radial-gradient(circle at 8% 24%, rgba(83, 167, 255, 0.13), transparent 24%),
    #f4f8fc;
}

.service-section-heading {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  align-items: start;
  gap: 36px;
  margin-bottom: 46px;
}

.service-section-heading > p {
  margin: 11px 0 0;
  color: var(--blue-600);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}

.service-section-heading h2 {
  margin-bottom: 13px;
  color: var(--ink-deep);
  font-size: clamp(2.35rem, 4vw, 3.8rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.service-section-heading > div > span {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.8;
}

.service-step-list {
  display: grid;
  gap: 22px;
}

.service-step-card {
  min-height: 400px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 40px;
  padding: 32px 36px 32px 40px;
  overflow: hidden;
  border: 1px solid rgba(7, 95, 232, 0.13);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 60px rgba(27, 81, 149, 0.09);
}

.service-step-card:nth-child(even) {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.service-step-card:nth-child(even) .service-step-copy {
  order: 2;
}

.service-step-card:nth-child(even) .service-step-visual {
  order: 1;
}

.service-step-copy {
  min-width: 0;
}

.service-step-index {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 6px 10px;
  border: 1px solid rgba(7, 95, 232, 0.13);
  border-radius: 999px;
  background: var(--surface-blue);
  color: var(--blue-700);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.09em;
}

.service-step-copy h3 {
  max-width: 430px;
  margin-bottom: 14px;
  color: var(--ink-deep);
  font-size: clamp(1.65rem, 2.5vw, 2.25rem);
  line-height: 1.22;
  letter-spacing: -0.04em;
}

.service-step-description p {
  margin-bottom: 14px;
  color: var(--ink-soft);
  font-size: 0.94rem;
  line-height: 1.72;
}

.service-step-description blockquote {
  position: relative;
  margin: 20px 0 0;
  padding: 12px 16px 12px 39px;
  border: 1px solid rgba(7, 95, 232, 0.12);
  border-radius: 13px;
  background: #f7fbff;
  color: #274362;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.65;
}

.service-step-description blockquote::before {
  content: "✓";
  position: absolute;
  top: 11px;
  left: 15px;
  color: var(--blue-600);
  font-size: 0.94rem;
  font-weight: 900;
}

.service-step-visual {
  position: relative;
  min-width: 0;
  aspect-ratio: 1.65 / 1;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(7, 95, 232, 0.13);
  border-radius: 20px;
  background:
    linear-gradient(rgba(7, 95, 232, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 95, 232, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 76% 18%, rgba(39, 198, 244, 0.2), transparent 31%),
    linear-gradient(145deg, #f9fcff, #eaf4ff);
  background-size: 24px 24px, 24px 24px, auto, auto;
}

.service-step-visual::after {
  content: "";
  position: absolute;
  width: 42%;
  height: 18%;
  right: 10%;
  bottom: 7%;
  border-radius: 50%;
  background: rgba(24, 105, 236, 0.14);
  filter: blur(28px);
}

.service-step-visual svg {
  position: relative;
  z-index: 1;
  width: 88%;
  height: auto;
}

.service-svg-panel { fill: rgba(255, 255, 255, 0.7); stroke: #cfe2fa; stroke-width: 2; }
.service-svg-node { fill: #0866e5; }
.service-svg-node-soft { fill: #a9ceff; }
.service-svg-line,
.service-svg-muted,
.service-svg-muted-light,
.service-svg-pill-line,
.service-svg-browser-bar,
.service-svg-dots,
.service-svg-dots-light { fill: none; stroke: #9ebfe9; stroke-linecap: round; stroke-width: 10; }
.service-svg-line { stroke-width: 5; }
.service-svg-card { fill: #fff; stroke: #c7ddf6; stroke-width: 2; filter: drop-shadow(0 10px 14px rgba(20, 78, 147, 0.08)); }
.service-svg-card-blue { fill: #0b62e3; stroke: #2e83f1; }
.service-svg-muted-light { stroke: rgba(255, 255, 255, 0.72); }
.service-svg-gauge { fill: none; stroke: #d7e6f8; stroke-width: 13; }
.service-svg-gauge-value { fill: none; stroke: #16a3ee; stroke-linecap: round; stroke-width: 13; }
.service-svg-chart,
.service-svg-chart-light { fill: none; stroke: #0866e5; stroke-linecap: round; stroke-linejoin: round; stroke-width: 6; }
.service-svg-chart-light { stroke: #fff; }
.service-svg-dots { stroke: #d7e6f8; stroke-width: 3; stroke-dasharray: 3 12; }
.service-svg-dots-light { stroke: rgba(255, 255, 255, 0.38); stroke-width: 3; stroke-dasharray: 3 12; }
.service-svg-point { fill: #27c6f4; stroke: #fff; stroke-width: 4; }
.service-svg-pill { fill: #e9f4ff; stroke: #bdd8f7; stroke-width: 2; }
.service-svg-pill-line { stroke: #6ca7ef; stroke-width: 5; }
.service-svg-core { fill: #0866e5; filter: drop-shadow(0 12px 16px rgba(8, 102, 229, 0.25)); }
.service-svg-core-mark { fill: none; stroke: #fff; stroke-linecap: round; stroke-linejoin: round; stroke-width: 9; }
.service-svg-connector { fill: none; stroke: #94bbed; stroke-linecap: round; stroke-width: 4; stroke-dasharray: 8 9; }
.service-svg-browser-back { fill: #cee2fa; stroke: #a9c9ee; stroke-width: 2; }
.service-svg-browser { fill: #fff; stroke: #acccee; stroke-width: 2; filter: drop-shadow(0 14px 18px rgba(20, 78, 147, 0.1)); }
.service-svg-browser-bar { stroke: #c9def5; stroke-width: 2; }
.service-svg-browser-dot { fill: #7aadeb; }
.service-svg-crawler,
.service-svg-loop { fill: none; stroke: #4f91e6; stroke-linecap: round; stroke-width: 5; stroke-dasharray: 8 9; }
.service-svg-loop-arrow { fill: none; stroke: #4f91e6; stroke-linecap: round; stroke-linejoin: round; stroke-width: 5; }
.service-svg-funnel { fill: #dcecff; stroke: #75a9ea; stroke-linejoin: round; stroke-width: 3; }

.service-faq {
  position: relative;
  padding: 106px 0 118px;
  overflow: hidden;
  background:
    radial-gradient(circle at 87% 15%, rgba(39, 198, 244, 0.17), transparent 25%),
    radial-gradient(circle at 5% 82%, rgba(8, 102, 229, 0.28), transparent 28%),
    #061b40;
}

.service-faq::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -210px;
  bottom: -210px;
  border: 1px solid rgba(83, 167, 255, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 58px rgba(83, 167, 255, 0.035), 0 0 0 116px rgba(83, 167, 255, 0.025);
}

.service-faq-shell {
  position: relative;
  z-index: 1;
}

.service-faq .service-section-heading > p {
  color: #5cbaff;
}

.service-faq .service-section-heading h2 {
  color: #fff;
}

.service-faq .service-section-heading > div > span {
  color: #afc3de;
}

.service-faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.service-faq-item {
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(152, 194, 246, 0.2);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  transition: background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.service-faq-item:hover,
.service-faq-item:focus-within,
.service-faq-item[open] {
  border-color: rgba(89, 173, 255, 0.52);
  background: rgba(255, 255, 255, 0.11);
}

.service-faq-item[open] {
  transform: translateY(-2px);
}

.service-faq-featured {
  grid-column: 1 / -1;
  background: linear-gradient(110deg, rgba(8, 102, 229, 0.28), rgba(255, 255, 255, 0.08));
}

.service-faq-item summary {
  min-height: 98px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 34px;
  align-items: center;
  gap: 18px;
  padding: 25px 27px;
  cursor: pointer;
  color: #f8fbff;
  font-size: 1.03rem;
  font-weight: 760;
  line-height: 1.55;
  list-style: none;
}

.service-faq-item summary::-webkit-details-marker {
  display: none;
}

.service-faq-featured summary {
  font-size: 1.18rem;
}

.service-faq-number {
  color: #64bdff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
}

.service-faq-toggle {
  position: relative;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(116, 186, 255, 0.42);
  border-radius: 50%;
  background: rgba(8, 102, 229, 0.18);
}

.service-faq-toggle::before,
.service-faq-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 2px;
  transform: translate(-50%, -50%);
  border-radius: 2px;
  background: #8bcaff;
  transition: transform 180ms ease;
}

.service-faq-toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.service-faq-item[open] .service-faq-toggle::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.service-faq-answer {
  max-width: 920px;
  padding: 0 79px 30px 83px;
  color: #bfd0e5;
  font-size: 0.91rem;
  line-height: 1.85;
}

.service-faq-answer p,
.service-faq-answer ul {
  margin: 0 0 14px;
}

.service-faq-answer p:last-child,
.service-faq-answer ul:last-child {
  margin-bottom: 0;
}

.service-faq-answer ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px 26px;
  padding-left: 1.2rem;
}

.service-faq-answer li::marker {
  color: #5cbaff;
}

.service-faq-answer strong {
  color: #fff;
}

.service-faq-answer a {
  color: #73c4ff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(115, 196, 255, 0.42);
  text-underline-offset: 3px;
}

/* Collection and about pages */
.compact-content-hero {
  padding: 108px 0 38px;
}

.compact-content-hero .content-shell {
  max-width: 1040px;
}

.compact-content-hero h1 {
  max-width: 980px;
  margin-bottom: 0;
  font-size: clamp(2.2rem, 3.7vw, 3.45rem);
  line-height: 1.12;
}

.compact-content-hero .breadcrumbs {
  margin-bottom: 16px;
}

.directory-section,
.about-section {
  padding-top: 72px;
  padding-bottom: 104px;
}

.solution-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.solution-card {
  min-width: 0;
  min-height: 448px;
  display: flex;
  flex-direction: column;
  padding: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.solution-card:hover,
.solution-card:focus-visible {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: 0 20px 44px rgba(14, 78, 158, 0.12);
}

.solution-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 38px;
}

.solution-card-top > span {
  color: var(--blue-600);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.solution-card-top svg {
  width: 68px;
  height: 68px;
  padding: 14px;
  border-radius: 16px;
  background: var(--surface-blue);
  fill: none;
  stroke: var(--blue-700);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.solution-card h2 {
  margin-bottom: 16px;
  color: var(--ink-deep);
  font-size: clamp(1.45rem, 2vw, 1.8rem);
  letter-spacing: -0.025em;
}

.solution-card p {
  margin-bottom: 24px;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.8;
}

.solution-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}

.solution-card li {
  padding: 7px 10px;
  border-radius: 999px;
  background: #f2f7fd;
  color: #3f5877;
  font-size: 0.74rem;
  font-weight: 700;
}

.solution-card > strong {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--blue-700);
  font-size: 0.86rem;
}

.solution-card > strong span,
.report-link span {
  transition: transform 160ms ease;
}

.solution-card:hover > strong span,
.report-card:hover .report-link span {
  transform: translateX(4px);
}

.directory-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  align-items: end;
  gap: 56px;
  margin-bottom: 40px;
}

.directory-heading .section-kicker {
  margin-bottom: 15px;
}

.directory-heading h2,
.about-intro h2 {
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(2rem, 3.4vw, 3.1rem);
  line-height: 1.22;
  letter-spacing: -0.04em;
}

.directory-heading > p,
.about-intro > p:last-child {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.85;
}

.report-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.report-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(7, 95, 232, 0.13);
  border-radius: 18px;
  background: #fff;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.report-card:hover,
.report-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: 0 18px 40px rgba(14, 78, 158, 0.1);
}

.report-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #092c67;
}

.report-cover::before,
.report-cover::after,
.report-cover > span {
  content: "";
  position: absolute;
  border-radius: 999px;
}

.report-cover::before {
  width: 70%;
  height: 70%;
  transform: translate(-28%, -24%);
  background: rgba(83, 167, 255, 0.24);
  filter: blur(2px);
}

.report-cover::after {
  width: 55%;
  height: 55%;
  transform: translate(48%, 48%);
  background: rgba(39, 198, 244, 0.14);
}

.report-cover > span {
  inset: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
}

.report-cover svg {
  position: relative;
  z-index: 1;
  width: 76px;
  height: 76px;
  fill: none;
  stroke: #fff;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.report-cover-structure { background: #0756ce; }
.report-cover-crawler { background: #0c4c72; }
.report-cover-measure { background: #243c78; }
.report-cover-trust { background: #0b6578; }

.report-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px;
}

.report-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.72rem;
}

.report-card-meta span {
  padding: 6px 9px;
  border-radius: 999px;
  background: var(--surface-blue);
  color: var(--blue-700);
  font-weight: 800;
}

.report-card h2 {
  margin-bottom: 14px;
  color: var(--ink-deep);
  font-size: 1.18rem;
  line-height: 1.52;
  letter-spacing: -0.015em;
}

.report-card h2 a:hover,
.report-card h2 a:focus-visible {
  color: var(--blue-700);
}

.report-card-body > p {
  margin-bottom: 24px;
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.75;
}

.report-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  color: var(--blue-700);
  font-size: 0.82rem;
  font-weight: 800;
}

.about-section {
  max-width: 1200px;
}

.about-intro {
  max-width: 860px;
  margin-bottom: 46px;
}

.about-intro .section-kicker {
  margin-bottom: 16px;
}

.about-intro h2 {
  margin-bottom: 24px;
}

.about-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.about-gallery figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 18px;
  background: #08204b;
}

.about-visual {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 500ms ease;
}

.about-gallery figure:hover .about-visual {
  transform: scale(1.025);
}

.about-gallery figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: grid;
  gap: 4px;
  padding: 46px 20px 18px;
  background: linear-gradient(transparent, rgba(4, 20, 49, 0.92));
  color: #fff;
}

.about-gallery figcaption strong {
  font-size: 1rem;
}

.about-gallery figcaption span {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.75rem;
}

.about-closing {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  margin-top: 54px;
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.about-closing p {
  max-width: 680px;
  margin: 0;
  color: var(--ink-deep);
  font-size: clamp(1.2rem, 2.1vw, 1.7rem);
  font-weight: 750;
  line-height: 1.55;
  letter-spacing: -0.02em;
}

.not-found-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
  background:
    radial-gradient(circle at 80% 20%, rgba(83, 167, 255, 0.2), transparent 28%),
    linear-gradient(135deg, #fff, #edf7ff);
}

.not-found-page main {
  width: min(100%, 680px);
  padding: 52px;
  border: 1px solid var(--line);
  border-radius: var(--radius-large);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.not-found-page main > img {
  width: auto;
  height: 46px;
  margin-bottom: 42px;
}

.not-found-page h1 {
  margin-bottom: 18px;
  color: var(--ink-deep);
  font-size: clamp(2.5rem, 7vw, 4.2rem);
  line-height: 1.15;
}

.not-found-page main > p:not(.section-kicker) {
  color: var(--ink-soft);
  line-height: 1.8;
}

.not-found-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: 32px;
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: #fff;
  box-shadow: none;
  color: var(--blue-700);
}

.not-found-actions > a:not(.button) {
  color: var(--blue-700);
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 901px) {
  .section-challenge .section-heading,
  .section-journey .section-heading,
  .section-method .section-heading {
    width: 100%;
    max-width: none;
  }

  #challenge-title,
  #journey-title,
  #method-title {
    font-size: clamp(2.15rem, 3.1vw, 3rem);
    white-space: nowrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 1080px) {
  .site-nav { gap: 18px; }
  .hero { min-height: 820px; }
  .hero-shell { grid-template-columns: 0.95fr 1.05fr; gap: 28px; }
  .hero h1 { font-size: 3.1rem; }
  .hero-network { min-height: 500px; gap: 12px; }
  .signal-card { padding: 12px; }
  .signal-card .icon-bubble { display: none; }
  .challenge-grid,
  .fit-grid { gap: 44px; }
  .journey-flow { gap: 14px; }
  .diagnosis-banner { padding: 48px; }
  .form-layout { gap: 42px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .content-layout { grid-template-columns: minmax(0, 1fr) 270px; gap: 38px; }
  .service-step-card { gap: 28px; padding: 32px; }
  .solution-card { padding: 24px; }
  .report-grid { gap: 18px; }
}

@media (max-width: 900px) {
  .site-header { min-height: 68px; }
  .site-nav {
    position: fixed;
    z-index: 39;
    top: 68px;
    right: 16px;
    left: 16px;
    display: grid;
    gap: 0;
    visibility: hidden;
    margin: 0;
    padding: 12px;
    transform: translateY(-10px);
    opacity: 0;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--shadow);
    transition: opacity 160ms ease, transform 160ms ease, visibility 160ms;
  }
  .site-nav.is-open { visibility: visible; transform: none; opacity: 1; }
  .site-nav a { padding: 14px; border-bottom: 1px solid var(--line); }
  .site-nav a:last-child { border-bottom: 0; }
  .nav-toggle { display: block; }
  .header-action { display: none; }
  .hero { min-height: 0; padding-top: 120px; }
  .hero-shell { grid-template-columns: 1fr; }
  .hero-copy { max-width: 720px; text-align: center; }
  .hero-copy .eyebrow, .hero-copy .button { margin-inline: auto; }
  .hero-network { width: min(100%, 650px); margin-inline: auto; }
  .challenge-grid,
  .fit-grid,
  .diagnosis-banner,
  .contact-grid,
  .form-layout { grid-template-columns: 1fr; }
  .site-audit-card { max-width: 660px; margin-inline: auto; }
  .journey-flow { grid-template-columns: repeat(3, 1fr); }
  .journey-flow::before { display: none; }
  .journey-flow li:nth-child(4), .journey-flow li:nth-child(5) { transform: translateX(50%); }
  .growth-loop { height: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .loop-ring { display: none; }
  .loop-core { position: static; grid-column: 1 / -1; transform: none; margin: 0 auto 20px; }
  .loop-stage { position: static; width: auto; min-height: 120px; }
  .stage-five { grid-column: 1 / -1; }
  .principle-grid { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .principle-card { min-height: 330px; }
  .fit-copy { max-width: 720px; }
  .diagnosis-banner { text-align: center; }
  .diagnosis-copy > p:not(.section-kicker), .diagnosis-copy .button { margin-right: auto; margin-left: auto; }
  .diagnosis-copy .section-kicker { justify-content: center; }
  .diagnosis-visual { max-width: 600px; margin-inline: auto; }
  .contact-grid { align-items: stretch; }
  .content-layout { grid-template-columns: 1fr; }
  .content-aside { position: static; max-width: 620px; }
  .service-step-card,
  .service-step-card:nth-child(even) {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .service-step-card:nth-child(even) .service-step-copy { order: 1; }
  .service-step-card:nth-child(even) .service-step-visual { order: 2; }
  .service-step-copy h3 { max-width: none; }
  .service-step-visual { width: min(100%, 660px); margin-inline: auto; }
  .service-faq-grid { grid-template-columns: 1fr; }
  .service-faq-featured { grid-column: auto; }
  .solution-card-grid,
  .report-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .solution-card:last-child { grid-column: 1 / -1; min-height: 390px; }
  .directory-heading { grid-template-columns: 1fr; align-items: start; gap: 20px; }
  .about-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-gallery figure:last-child { grid-column: 1 / -1; }
  .form-main { padding-top: 110px; }
  .form-intro { max-width: 660px; text-align: center; margin-inline: auto; }
  .form-intro .section-kicker { justify-content: center; }
  .diagnosis-benefits { max-width: 560px; margin-inline: auto; }
}

@media (max-width: 640px) {
  .page-shell { width: min(calc(100% - 32px), var(--max-width)); }
  .site-header, .form-header { min-height: 64px; padding-inline: 16px; }
  .brand-logo { height: 38px; }
  .site-nav { top: 64px; }
  .hero { padding: 104px 0 64px; }
  .hero h1 { font-size: clamp(2.35rem, 11vw, 3.1rem); }
  .hero h1 br { display: none; }
  .hero-lede { font-size: 0.98rem; }
  .button { width: 100%; }
  .hero-network { min-height: 680px; grid-template-columns: 1fr 1fr; align-content: center; }
  .signal-column { grid-column: 1 / -1; grid-template-columns: 1fr 1fr; }
  .signal-card::after { display: none; }
  .knowledge-core { min-height: 270px; }
  .knowledge-core::after { width: 12px; }
  .inquiry-signal { min-height: 230px; }
  .section { padding: 82px 0; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2, .contact-intro h2 { font-size: 2rem; }
  .challenge-grid { gap: 30px; }
  .site-audit-card { min-height: 400px; }
  .mock-site-hero { min-height: 210px; padding: 24px; }
  .mock-site-hero svg { display: none; }
  .mock-site-hero { grid-template-columns: 1fr; }
  .mock-site-cards { grid-template-columns: 1fr 1fr; padding-inline: 24px; }
  .audit-metric:first-child { grid-column: 1 / -1; }
  .pain-list article { grid-template-columns: 36px 1fr; padding: 16px; }
  .insight-band { align-items: flex-start; padding: 20px; text-align: left; }
  .journey-flow { grid-template-columns: 1fr; }
  .journey-flow li:nth-child(4), .journey-flow li:nth-child(5) { transform: none; }
  .journey-flow li { min-height: 150px; display: grid; grid-template-columns: 60px 1fr; align-content: center; text-align: left; }
  .journey-flow li > span { grid-row: 1 / 3; margin: 0; }
  .journey-flow strong, .journey-flow small { margin-left: 14px; }
  .growth-loop { grid-template-columns: 1fr; }
  .loop-core, .stage-five { grid-column: auto; }
  .loop-caption { width: 100%; border-radius: 14px; text-align: center; line-height: 2; }
  .loop-caption b { margin-inline: 4px; }
  .industry-grid { gap: 10px; }
  .industry-grid article { min-height: 115px; padding: 17px; }
  .fit-pain-panel { padding: 24px 18px; }
  .fit-pain-panel li { font-size: 0.86rem; }
  .diagnosis-banner { min-height: 0; padding: 38px 20px; border-radius: 20px; }
  .diagnosis-copy h2 { font-size: 2.3rem; }
  .diagnosis-visual { grid-template-columns: 1fr; gap: 10px; }
  .diagnosis-visual article,
  .diagnosis-visual .diagnosis-main-card { min-height: 0; transform: none !important; }
  .diagnosis-visual article:not(.diagnosis-main-card) { display: none; }
  .diagnosis-main-card { max-width: 300px; margin-inline: auto; }
  .contact-grid { padding: 64px 0 0; }
  .wechat-card { grid-template-columns: 1fr; }
  .wechat-copy { text-align: center; }
  .qr-crop { margin-inline: auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .site-footer { padding: 42px 0; }
  .content-hero { padding: 116px 0 52px; }
  .content-hero h1 { font-size: 2.35rem; }
  .direct-answer { padding: 18px; font-size: 1rem; }
  .content-layout { padding-top: 52px; padding-bottom: 72px; }
  .article-body { font-size: 0.96rem; }
  .article-body h2 { margin-top: 46px; font-size: 1.6rem; }
  .compact-content-hero { padding: 92px 0 34px; }
  .compact-content-hero .breadcrumbs { margin-bottom: 14px; }
  .compact-content-hero h1 { font-size: 2rem; }
  .service-process { padding: 52px 0 60px; }
  .service-faq { padding: 72px 0 78px; }
  .service-section-heading { grid-template-columns: 1fr; gap: 10px; margin-bottom: 30px; }
  .service-section-heading > p { margin-top: 0; }
  .service-section-heading h2 { margin-bottom: 10px; font-size: 2.35rem; }
  .service-section-heading > div > span { font-size: 0.92rem; }
  .service-step-list { gap: 14px; }
  .service-step-card,
  .service-step-card:nth-child(even) { gap: 22px; padding: 24px 16px 16px; border-radius: 18px; }
  .service-step-index { margin-bottom: 17px; }
  .service-step-copy h3 { margin-bottom: 14px; font-size: 1.72rem; }
  .service-step-description p { margin-bottom: 16px; font-size: 0.91rem; line-height: 1.78; }
  .service-step-description blockquote { margin-top: 20px; padding: 14px 14px 14px 39px; }
  .service-step-description blockquote::before { top: 13px; left: 14px; }
  .service-step-visual { aspect-ratio: 1.5 / 1; border-radius: 15px; }
  .service-faq-grid { gap: 11px; }
  .service-faq-item { border-radius: 15px; }
  .service-faq-item summary,
  .service-faq-featured summary {
    min-height: 84px;
    grid-template-columns: 30px minmax(0, 1fr) 30px;
    gap: 12px;
    padding: 20px 16px;
    font-size: 0.94rem;
  }
  .service-faq-toggle { width: 29px; height: 29px; }
  .service-faq-answer { padding: 0 18px 23px 58px; font-size: 0.86rem; line-height: 1.78; }
  .service-faq-answer ul { grid-template-columns: 1fr; }
  .directory-section,
  .about-section { padding-top: 52px; padding-bottom: 72px; }
  .solution-card-grid,
  .report-grid,
  .about-gallery { grid-template-columns: 1fr; }
  .solution-card,
  .solution-card:last-child { min-height: 0; grid-column: auto; }
  .about-closing { align-items: stretch; flex-direction: column; }
  .about-closing .button { width: 100%; }
  .report-card h2 { font-size: 1.16rem; }
  .about-gallery figure:last-child { grid-column: auto; }
  .about-intro h2 { font-size: 2rem; }
  .form-header { position: absolute; }
  .back-link { font-size: 0.86rem; }
  .form-intro h1 { font-size: 2.6rem; }
  .form-card { padding: 26px 18px; border-radius: 18px; }
  .form-grid { grid-template-columns: 1fr; gap: 16px; }
  .challenge-options { grid-template-columns: 1fr 1fr; }
  .form-footer { flex-direction: column; }
  .not-found-page main { padding: 34px 22px; }
  .not-found-page main > img { margin-bottom: 32px; }
  .not-found-actions { display: grid; }
}

@media (max-width: 380px) {
  .hero-network { min-height: 740px; }
  .signal-column { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
  .challenge-options { grid-template-columns: 1fr; }
}