:root {
  --blue: #1677ff;
  --blue-deep: #0a3d91;
  --blue-ink: #062b62;
  --cyan: #56d8ff;
  --ink: #0f172a;
  --muted: #64748b;
  --soft: #f5f8ff;
  --line: rgba(22, 119, 255, 0.14);
  --line-strong: rgba(22, 119, 255, 0.24);
  --glass: rgba(255, 255, 255, 0.72);
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(15, 82, 186, 0.12);
  --shadow-strong: 0 36px 110px rgba(10, 61, 145, 0.18);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background:
    radial-gradient(circle at 16% -8%, rgba(22, 119, 255, 0.12), transparent 34%),
    radial-gradient(circle at 86% 4%, rgba(86, 216, 255, 0.16), transparent 30%),
    linear-gradient(180deg, #f9fbff 0%, #ffffff 42%, #f5f9ff 100%);
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.72), transparent 82%);
}

body.nav-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

.site-header {
  position: fixed;
  inset: 18px 0 auto;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
  width: min(1440px, calc(100% - 72px));
  min-height: 72px;
  margin: 0 auto;
  padding: 12px 16px 12px 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 20px;
  box-shadow: 0 22px 70px rgba(10, 61, 145, 0.1);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  backdrop-filter: blur(22px) saturate(160%);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 18px 58px rgba(10, 61, 145, 0.16);
  transform: translateY(-4px);
}

.brand,
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.25), transparent),
    linear-gradient(135deg, var(--blue), var(--blue-deep));
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 14px;
  box-shadow:
    0 16px 36px rgba(22, 119, 255, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.36);
  font-weight: 800;
}

.brand strong,
.brand small,
.footer-logo strong,
.footer-logo small {
  display: block;
}

.brand strong,
.footer-logo strong {
  color: #061a3b;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.1;
}

.brand small,
.footer-logo small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.1;
}

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

.site-nav a {
  padding: 10px 12px;
  color: #334155;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 650;
  transition: color 160ms ease, background 160ms ease;
}

.site-nav a:hover {
  color: var(--blue);
  background: rgba(22, 119, 255, 0.07);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 14px;
  font-weight: 760;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.nav-cta {
  padding: 0 18px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  box-shadow: 0 16px 36px rgba(22, 119, 255, 0.24);
}

.button {
  position: relative;
  min-width: 128px;
  padding: 0 22px;
  border: 1px solid transparent;
}

.button::after {
  width: 8px;
  height: 8px;
  margin-left: 12px;
  content: "";
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
}

.nav-cta:hover,
.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  box-shadow: 0 22px 48px rgba(22, 119, 255, 0.28);
}

.button.secondary {
  color: var(--blue-ink);
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(22, 119, 255, 0.18);
  box-shadow: 0 18px 42px rgba(10, 61, 145, 0.1);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.14);
  border-radius: 14px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--blue-ink);
  border-radius: 999px;
}

.hero-section {
  position: relative;
  min-height: 980px;
  overflow: hidden;
  padding: 150px 0 86px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.glow {
  position: absolute;
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, rgba(22, 119, 255, 0.22), transparent 68%);
  filter: blur(8px);
}

.glow-a {
  left: 8%;
  top: 12%;
}

.glow-b {
  right: 4%;
  top: 22%;
  background: radial-gradient(circle, rgba(86, 216, 255, 0.2), transparent 68%);
}

.grid-plane {
  position: absolute;
  left: 50%;
  bottom: -320px;
  width: 1120px;
  height: 720px;
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.12) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: translateX(-50%) rotateX(64deg) rotateZ(-4deg);
  transform-origin: 50% 0;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse, rgba(0, 0, 0, 0.9), transparent 68%);
}

.hero-inner,
.section,
.cta-section,
.site-footer {
  width: min(1440px, calc(100% - 72px));
  margin: 0 auto;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(620px, 1fr);
  gap: 72px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 18px;
  padding: 8px 12px;
  color: var(--blue);
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.13);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
}

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

h1,
h2,
h3 {
  color: #071b3d;
  letter-spacing: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(56px, 4.25vw, 82px);
  line-height: 1.02;
}

.hero-lead {
  margin-bottom: 18px;
  color: #102a56;
  font-size: 28px;
  font-weight: 780;
  line-height: 1.34;
}

.hero-desc {
  max-width: 690px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 38px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 640px;
  margin: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  backdrop-filter: blur(24px) saturate(160%);
}

.hero-metrics div {
  padding: 22px 24px;
  border-right: 1px solid rgba(22, 119, 255, 0.1);
}

.hero-metrics div:last-child {
  border-right: 0;
}

.hero-metrics dt {
  margin-bottom: 6px;
  color: var(--blue);
  font-size: 32px;
  font-weight: 850;
  line-height: 1;
}

.hero-metrics dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  min-height: 680px;
  perspective: 1200px;
}

.orbit-ring {
  position: absolute;
  inset: 92px 62px 84px 52px;
  border: 1px solid rgba(22, 119, 255, 0.22);
  border-radius: 50%;
  transform: rotateX(58deg) rotateZ(-18deg);
  box-shadow: 0 0 80px rgba(22, 119, 255, 0.16);
}

.dashboard-screen {
  position: absolute;
  right: 36px;
  top: 112px;
  width: 560px;
  min-height: 386px;
  padding: 22px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(238, 246, 255, 0.68)),
    rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 28px;
  box-shadow: var(--shadow-strong);
  transform: rotateX(7deg) rotateY(-13deg) rotateZ(1deg);
  transform-style: preserve-3d;
  -webkit-backdrop-filter: blur(30px) saturate(160%);
  backdrop-filter: blur(30px) saturate(160%);
}

.dashboard-screen::before {
  position: absolute;
  inset: 12px;
  z-index: -1;
  content: "";
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.1), transparent);
  border-radius: 22px;
}

.screen-toolbar {
  display: flex;
  gap: 7px;
  margin-bottom: 22px;
}

.screen-toolbar span {
  width: 10px;
  height: 10px;
  background: rgba(22, 119, 255, 0.26);
  border-radius: 50%;
}

.dashboard-title {
  display: flex;
  justify-content: space-between;
  margin-bottom: 24px;
}

.dashboard-title strong {
  color: #071b3d;
  font-size: 22px;
}

.dashboard-title p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.dashboard-title em {
  height: fit-content;
  padding: 6px 10px;
  color: var(--blue);
  background: rgba(22, 119, 255, 0.08);
  border-radius: 999px;
  font-style: normal;
  font-weight: 800;
}

.chart-area {
  display: flex;
  height: 170px;
  gap: 18px;
  align-items: end;
  padding: 18px;
  background:
    linear-gradient(rgba(22, 119, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.06) 1px, transparent 1px),
    rgba(255, 255, 255, 0.48);
  background-size: 34px 34px;
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 20px;
}

.chart-area span {
  flex: 1;
  min-width: 36px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
  border-radius: 14px 14px 6px 6px;
  box-shadow: 0 12px 28px rgba(22, 119, 255, 0.22);
}

.score-ring {
  position: absolute;
  right: 24px;
  bottom: -44px;
  display: grid;
  width: 158px;
  height: 158px;
  place-items: center;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 28px;
  box-shadow: 0 26px 60px rgba(10, 61, 145, 0.16);
  -webkit-backdrop-filter: blur(22px);
  backdrop-filter: blur(22px);
}

.score-ring svg {
  position: absolute;
  width: 118px;
  height: 118px;
  transform: rotate(-90deg);
}

.score-ring circle {
  fill: none;
  stroke-width: 10;
}

.score-ring circle:first-child {
  stroke: rgba(22, 119, 255, 0.1);
}

.score-ring circle:last-child {
  stroke: var(--blue);
  stroke-dasharray: 282;
  stroke-dashoffset: 42;
  stroke-linecap: round;
}

.score-ring div {
  position: relative;
  display: grid;
  justify-items: center;
}

.score-ring strong {
  color: var(--blue);
  font-size: 28px;
}

.score-ring span {
  color: var(--muted);
  font-size: 12px;
}

.floating-panel,
.holo-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.84);
  box-shadow: 0 26px 70px rgba(10, 61, 145, 0.15);
  -webkit-backdrop-filter: blur(24px) saturate(165%);
  backdrop-filter: blur(24px) saturate(165%);
}

.floating-panel {
  border-radius: 24px;
}

.panel-exam {
  left: 6px;
  top: 286px;
  width: 292px;
  padding: 18px;
  transform: rotateX(8deg) rotateY(12deg) rotateZ(-4deg);
}

.panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.panel-head span {
  width: 10px;
  height: 10px;
  background: #20d3a2;
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(32, 211, 162, 0.7);
}

.panel-head strong {
  flex: 1;
  color: #071b3d;
  font-size: 14px;
}

.panel-head em {
  color: var(--blue);
  font-size: 11px;
  font-style: normal;
  font-weight: 850;
}

.exam-card {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px;
  background: rgba(22, 119, 255, 0.06);
  border: 1px solid rgba(22, 119, 255, 0.08);
  border-radius: 18px;
}

.avatar {
  width: 42px;
  height: 42px;
  background:
    radial-gradient(circle at 50% 34%, #ffffff 0 16%, transparent 17%),
    radial-gradient(circle at 50% 82%, #ffffff 0 25%, transparent 26%),
    linear-gradient(135deg, var(--cyan), var(--blue));
  border-radius: 14px;
}

.exam-card strong {
  color: #071b3d;
  font-size: 14px;
}

.exam-card p,
.panel-ai p,
.progress-row,
.holo-card span {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.progress-row {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
}

.progress-row strong {
  color: var(--blue);
}

.progress-track {
  height: 8px;
  margin-top: 8px;
  overflow: hidden;
  background: rgba(22, 119, 255, 0.1);
  border-radius: 999px;
}

.progress-track span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  border-radius: inherit;
}

.panel-ai {
  right: 32px;
  top: 34px;
  display: flex;
  gap: 14px;
  align-items: center;
  width: 294px;
  padding: 16px;
  transform: rotateX(8deg) rotateY(-10deg) rotateZ(4deg);
}

.ai-core {
  position: relative;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--cyan), var(--blue-deep));
  border-radius: 20px;
  box-shadow: 0 18px 42px rgba(22, 119, 255, 0.32);
  font-weight: 900;
}

.core-pulse {
  position: absolute;
  inset: -8px;
  border: 1px solid rgba(22, 119, 255, 0.26);
  border-radius: 24px;
  animation: pulse 2.4s ease-in-out infinite;
}

.holo-card {
  min-width: 144px;
  padding: 14px;
  border-radius: 20px;
}

.holo-card strong {
  display: block;
  margin-top: 6px;
  color: var(--blue-ink);
  font-size: 24px;
}

.holo-card i {
  display: block;
  height: 5px;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  border-radius: 999px;
}

.card-left {
  left: 116px;
  top: 78px;
}

.card-right {
  right: 54px;
  bottom: 86px;
}

.tech-cube {
  position: absolute;
  left: 368px;
  bottom: 40px;
  width: 140px;
  height: 140px;
  transform: rotateX(58deg) rotateZ(45deg);
  transform-style: preserve-3d;
}

.tech-cube span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.74);
  box-shadow: 0 0 50px rgba(22, 119, 255, 0.26);
}

.cube-top {
  background: linear-gradient(135deg, rgba(86, 216, 255, 0.82), rgba(22, 119, 255, 0.62));
}

.cube-left {
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.45), rgba(10, 61, 145, 0.72));
  transform: rotateX(90deg) translateZ(-70px);
  transform-origin: bottom;
}

.cube-right {
  background: linear-gradient(135deg, rgba(10, 61, 145, 0.72), rgba(22, 119, 255, 0.4));
  transform: rotateY(90deg) translateZ(70px);
  transform-origin: right;
}

.logo-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  width: min(1440px, calc(100% - 72px));
  margin: 0 auto 24px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(22px);
  backdrop-filter: blur(22px);
}

.logo-strip span {
  position: relative;
  display: grid;
  min-height: 94px;
  align-content: center;
  gap: 7px;
  padding: 18px 18px 18px 52px;
  overflow: hidden;
  color: #14345f;
  background: rgba(248, 251, 255, 0.88);
  border: 1px solid rgba(22, 119, 255, 0.08);
  border-radius: 16px;
}

.logo-strip span::before {
  position: absolute;
  left: 18px;
  top: 22px;
  width: 18px;
  height: 18px;
  content: "";
  background:
    radial-gradient(circle at center, var(--blue) 0 32%, transparent 34%),
    linear-gradient(135deg, rgba(22, 119, 255, 0.18), rgba(86, 216, 255, 0.18));
  border: 1px solid rgba(22, 119, 255, 0.16);
  border-radius: 50%;
  box-shadow: 0 10px 24px rgba(22, 119, 255, 0.16);
}

.logo-strip strong {
  color: #071b3d;
  font-size: 16px;
  line-height: 1.2;
  font-weight: 760;
}

.logo-strip small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.section {
  padding: 112px 0;
}

main > section,
.advantage-card[id] {
  scroll-margin-top: 120px;
}

.section-heading {
  display: grid;
  gap: 16px;
  max-width: 860px;
  margin-bottom: 44px;
}

.product-heading {
  max-width: 1180px;
}

.section-heading h2,
.case-panel h2,
.cta-copy h2 {
  margin: 0;
  font-size: clamp(34px, 2.6vw, 52px);
  line-height: 1.12;
}

.product-heading h2 {
  font-size: clamp(34px, 2.55vw, 44px);
  white-space: normal;
}

.definition-block {
  max-width: 980px;
  margin: 0 0 20px;
  padding: 24px 28px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.definition-block h3 {
  margin: 0 0 10px;
  color: var(--blue-ink);
  font-size: 20px;
}

.definition-block p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.process-facts {
  max-width: 980px;
  margin: 0 0 36px;
}

.comparison-table-wrap {
  margin: 0 0 36px;
  overflow-x: auto;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.comparison-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  color: var(--ink);
  text-align: left;
}

.comparison-table caption {
  padding: 18px 20px 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
}

.comparison-table th,
.comparison-table td {
  padding: 14px 20px;
  border-top: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.65;
}

.comparison-table thead th {
  color: var(--blue-ink);
  background: rgba(22, 119, 255, 0.06);
}

.comparison-table tbody th {
  white-space: nowrap;
  color: #33506f;
  font-weight: 760;
}

.section-heading p,
.case-panel p,
.cta-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.product-dashboard {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 18px;
}

.dashboard-card,
.bento-card,
.advantage-card,
.case-panel {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(245, 249, 255, 0.72)),
    rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  backdrop-filter: blur(24px) saturate(160%);
}

.dashboard-card {
  min-height: 236px;
  padding: 28px;
}

.dashboard-card.main {
  display: grid;
  grid-row: span 2;
  gap: 28px;
  min-height: 490px;
  background:
    radial-gradient(circle at 82% 12%, rgba(86, 216, 255, 0.24), transparent 34%),
    linear-gradient(145deg, #ffffff, #eef6ff);
}

.dashboard-card.wide {
  grid-column: span 2;
}

.mini-label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 16px;
  padding: 7px 10px;
  color: var(--blue);
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 850;
}

.dashboard-card h3,
.bento-card h3,
.advantage-card h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.dashboard-card p,
.bento-card p,
.advantage-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.8;
}

.mini-icon,
.advantage-card span {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  border-radius: 14px;
  box-shadow: 0 16px 32px rgba(22, 119, 255, 0.22);
  font-size: 13px;
  font-weight: 850;
}

.line-chart {
  position: relative;
  min-height: 210px;
  overflow: hidden;
  background:
    linear-gradient(rgba(22, 119, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.08) 1px, transparent 1px),
    rgba(255, 255, 255, 0.72);
  background-size: 42px 42px;
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 20px;
}

.line-chart::before {
  position: absolute;
  inset: 40px 34px;
  content: "";
  background: linear-gradient(135deg, transparent 0 18%, var(--blue) 18% 20%, transparent 20% 42%, var(--cyan) 42% 44%, transparent 44% 70%, var(--blue) 70% 72%, transparent 72%);
  opacity: 0.72;
}

.line-chart span {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--white);
  border: 3px solid var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(22, 119, 255, 0.5);
}

.line-chart span:nth-child(1) {
  left: 12%;
  bottom: 34%;
}

.line-chart span:nth-child(2) {
  left: 34%;
  bottom: 58%;
}

.line-chart span:nth-child(3) {
  left: 58%;
  bottom: 42%;
}

.line-chart span:nth-child(4) {
  left: 82%;
  bottom: 72%;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.bento-card {
  position: relative;
  display: flex;
  min-height: 340px;
  flex-direction: column;
  padding: 32px;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.bento-card::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.64), transparent 34%),
    radial-gradient(circle at 86% 14%, rgba(255, 255, 255, 0.78), transparent 30%);
  pointer-events: none;
}

.bento-card > * {
  position: relative;
  z-index: 1;
}

.bento-card-large,
.bento-card-compact {
  grid-column: span 2;
}

.bento-card-large {
  min-height: 462px;
}

.bento-card-compact {
  justify-content: space-between;
}

.bento-card:hover,
.advantage-card:hover,
.dashboard-card:hover {
  border-color: rgba(22, 119, 255, 0.22);
  box-shadow: var(--shadow-strong);
  transform: translateY(-4px);
}

.bento-work {
  background:
    radial-gradient(circle at 84% 20%, rgba(86, 216, 255, 0.26), transparent 34%),
    radial-gradient(circle at 10% 92%, rgba(22, 119, 255, 0.16), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(238, 246, 255, 0.76));
}

.bento-anti {
  background:
    radial-gradient(circle at 82% 14%, rgba(245, 158, 11, 0.22), transparent 30%),
    radial-gradient(circle at 12% 88%, rgba(22, 119, 255, 0.14), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(255, 247, 237, 0.78));
}

.bento-link {
  background:
    radial-gradient(circle at 86% 14%, rgba(20, 184, 166, 0.22), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(240, 253, 250, 0.78));
}

.bento-data {
  background:
    radial-gradient(circle at 86% 14%, rgba(34, 197, 94, 0.18), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(240, 253, 244, 0.78));
}

.card-icon {
  display: grid;
  width: 58px;
  height: 58px;
  margin-bottom: 28px;
  place-items: center;
  color: var(--blue);
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.14);
  border-radius: 18px;
}

.card-icon svg {
  width: 28px;
  height: 28px;
}

.card-icon path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.flow-track {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 34px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 18px;
}

.flow-track span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  color: #14345f;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.flow-track i {
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, rgba(22, 119, 255, 0.18), var(--blue));
  border-radius: 999px;
}

.capability-kpis {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.capability-kpis div,
.risk-board div,
.capability-list li {
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 16px;
}

.capability-kpis div {
  padding: 16px;
}

.capability-kpis strong,
.data-meter strong {
  display: block;
  color: var(--blue-ink);
  font-size: 26px;
  line-height: 1;
}

.capability-kpis span,
.risk-board span,
.capability-list span,
.data-meter span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.risk-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.risk-board div {
  padding: 16px;
}

.risk-board strong {
  display: block;
  color: #9a3412;
  font-size: 18px;
}

.risk-board span {
  margin: 0 0 8px;
}

.risk-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding: 16px 18px;
  color: var(--white);
  background: linear-gradient(135deg, #071b3d, #0a3d91);
  border-radius: 18px;
  box-shadow: 0 18px 42px rgba(10, 61, 145, 0.2);
}

.risk-status span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.risk-status strong {
  color: var(--cyan);
  font-size: 20px;
}

.capability-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.capability-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 16px;
}

.capability-list span {
  margin: 0;
  color: #33506f;
  font-size: 14px;
  font-weight: 760;
}

.capability-list strong {
  color: #0f766e;
  font-size: 14px;
}

.audit-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.audit-strip span {
  padding: 9px 12px;
  color: #166534;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(34, 197, 94, 0.16);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.data-meter {
  margin-top: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(34, 197, 94, 0.14);
  border-radius: 18px;
}

.data-meter div {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.data-meter span {
  margin: 0;
}

.data-meter-note {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

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

.advantage-card {
  min-height: 252px;
  padding: 28px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.advantage-card span {
  margin-bottom: 30px;
}

.case-section {
  padding-top: 40px;
}

.faq-section {
  padding-top: 88px;
  padding-bottom: 56px;
}

.faq-list {
  display: grid;
  gap: 14px;
  max-width: 1040px;
  margin: 0 auto;
}

.faq-item {
  padding: 22px 26px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 14px 38px rgba(15, 82, 186, 0.07);
}

.faq-item summary {
  position: relative;
  padding-right: 32px;
  color: #102a56;
  cursor: pointer;
  font-size: 17px;
  font-weight: 760;
  line-height: 1.55;
  list-style: none;
}

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

.faq-item summary::after {
  position: absolute;
  top: 0;
  right: 2px;
  color: var(--blue);
  content: "+";
  font-size: 24px;
  line-height: 1;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:focus-visible {
  outline: 3px solid rgba(22, 119, 255, 0.36);
  outline-offset: 5px;
  border-radius: 4px;
}

.faq-item p {
  margin: 14px 32px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.help-center-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 142px 0 72px;
}

.help-center-hero {
  max-width: 920px;
  margin: 0 auto 24px;
  padding: clamp(24px, 5vw, 48px);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.help-center-kicker {
  margin-bottom: 10px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.help-center-hero h1 {
  margin-bottom: 16px;
  color: var(--blue-ink);
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.2;
}

.help-center-hero p:not(.help-center-kicker) {
  max-width: 820px;
  color: #475569;
  line-height: 1.8;
}

.help-center-definition {
  padding: 16px 18px;
  background: var(--soft);
  border-left: 3px solid var(--blue);
  border-radius: 0 12px 12px 0;
  color: var(--blue-ink) !important;
  font-weight: 650;
}

.help-center-list {
  display: grid;
  gap: 14px;
  max-width: 1000px;
  margin: 0 auto;
}

.help-center-item {
  padding: 24px clamp(20px, 4vw, 30px);
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 14px 38px rgba(15, 82, 186, 0.06);
}

.help-center-item h2 {
  margin-bottom: 12px;
  color: #102a56;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.5;
  letter-spacing: 0;
}

.help-center-item p,
.help-center-item li {
  color: #475569;
  font-size: 15px;
  line-height: 1.8;
}

.help-center-item ul {
  display: grid;
  gap: 5px;
  margin: 12px 0;
  padding-left: 22px;
}

.help-center-item .help-center-note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.help-center-next {
  max-width: 1000px;
  margin: 20px auto 0;
  padding: 28px;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.08), rgba(86, 216, 255, 0.12));
  border: 1px solid var(--line);
  border-radius: 20px;
}

.help-center-next h2 {
  color: var(--blue-ink);
  font-size: 22px;
}

.help-center-next p {
  margin: 8px 0 18px;
  color: #475569;
  line-height: 1.75;
}

@media (max-width: 640px) {
  .help-center-shell {
    width: min(100% - 28px, 1120px);
    padding-top: 112px;
  }

  .help-center-next .button {
    margin: 4px 4px 0 0;
  }
}

.case-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(460px, 1fr);
  gap: 42px;
  align-items: center;
  padding: 42px;
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 16%, rgba(86, 216, 255, 0.24), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(239, 247, 255, 0.78));
  border-color: rgba(22, 119, 255, 0.12);
}

.case-panel::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.72), transparent 84%);
}

.case-panel > * {
  position: relative;
  z-index: 1;
}

.case-panel h2 {
  color: #071b3d;
}

.case-panel p {
  color: var(--muted);
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.case-stats div {
  padding: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 20px;
  box-shadow: 0 18px 42px rgba(10, 61, 145, 0.08);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.case-stats strong {
  display: block;
  color: var(--blue-deep);
  font-size: 36px;
}

.case-stats span {
  color: var(--muted);
}

.cta-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.5fr);
  gap: 50px;
  align-items: center;
  margin-top: 60px;
  margin-bottom: 96px;
  padding: 58px;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 48%, rgba(86, 216, 255, 0.34), transparent 32%),
    linear-gradient(135deg, #071b3d 0%, #0a3d91 56%, #1677ff 100%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 28px;
  box-shadow: var(--shadow-strong);
}

.cta-section::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.92), transparent 86%);
}

.cta-copy {
  position: relative;
  z-index: 1;
}

.cta-copy h2 {
  color: var(--white);
}

.cta-copy p {
  max-width: 760px;
  margin: 18px 0 32px;
  color: rgba(255, 255, 255, 0.76);
}

.cta-copy .eyebrow {
  color: var(--cyan);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.16);
}

.cta-cube {
  position: relative;
  z-index: 1;
  min-height: 280px;
}

.cube-shell {
  position: absolute;
  right: 64px;
  top: 40px;
  width: 178px;
  height: 178px;
  transform: rotateX(58deg) rotateZ(45deg);
  transform-style: preserve-3d;
}

.cube-shell span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.44);
  box-shadow:
    0 0 34px rgba(86, 216, 255, 0.32),
    inset 0 0 30px rgba(255, 255, 255, 0.08);
}

.cube-shell span:nth-child(1) {
  background: rgba(86, 216, 255, 0.35);
}

.cube-shell span:nth-child(2) {
  background: rgba(22, 119, 255, 0.32);
  transform: rotateX(90deg) translateZ(-89px);
  transform-origin: bottom;
}

.cube-shell span:nth-child(3) {
  background: rgba(10, 61, 145, 0.45);
  transform: rotateY(90deg) translateZ(89px);
  transform-origin: right;
}

.cube-data {
  position: absolute;
  right: 8px;
  bottom: 26px;
  display: flex;
  width: 230px;
  height: 112px;
  gap: 12px;
  align-items: end;
  padding: 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.cube-data i {
  flex: 1;
  background: linear-gradient(180deg, var(--cyan), rgba(255, 255, 255, 0.28));
  border-radius: 999px 999px 8px 8px;
}

.site-footer {
  padding: 54px 0 28px;
  border-top: 1px solid var(--line);
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(300px, 0.76fr) minmax(620px, 1fr);
  gap: 56px;
  padding: 34px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 24px;
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
}

.footer-record {
  grid-column: 1 / -1;
  justify-self: center;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.footer-record:hover {
  color: var(--blue);
}

.footer-brand p {
  max-width: 460px;
  color: var(--muted);
  line-height: 1.8;
}

.contact-lines {
  display: grid;
  gap: 8px;
  color: #334155;
  font-weight: 650;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
}

.footer-links nav,
.footer-links div {
  display: grid;
  gap: 10px;
  align-content: start;
}

.footer-links h2 {
  margin: 0 0 10px;
  color: #071b3d;
  font-size: 16px;
}

.footer-links a,
.footer-links p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--blue);
}

.qr-card {
  width: 112px;
  height: 112px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(22, 119, 255, 0.14);
  border-radius: 18px;
}

.qr-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@keyframes pulse {
  0%,
  100% {
    opacity: 0.42;
    transform: scale(1);
  }

  50% {
    opacity: 0.82;
    transform: scale(1.12);
  }
}

.qr-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: rgba(7, 27, 61, 0.48);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

.qr-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.qr-modal {
  position: relative;
  width: min(880px, calc(100% - 32px));
  max-height: min(92vh, 850px);
  overflow-y: auto;
  padding: 36px;
  text-align: left;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(238, 246, 255, 0.92)),
    rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(22, 119, 255, 0.16);
  border-radius: 28px;
  box-shadow: 0 36px 100px rgba(10, 61, 145, 0.28);
  transform: translateY(16px) scale(0.97);
  transition: transform 280ms ease;
}

.qr-modal-overlay.open .qr-modal {
  transform: translateY(0) scale(1);
}

.qr-modal-close {
  position: absolute;
  right: 16px;
  top: 14px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 12px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: background 160ms ease;
}

.qr-modal-close:hover {
  background: rgba(22, 119, 255, 0.16);
}

.qr-modal h3 {
  margin: 0 0 10px;
  font-size: 24px;
  color: #071b3d;
}

body.contact-modal-open {
  overflow: hidden;
}

.qr-modal .contact-modal-intro {
  max-width: 680px;
  margin: 0 0 22px;
}

.contact-modal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 28px;
  align-items: start;
}

.contact-request-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.contact-request-form label {
  display: grid;
  gap: 6px;
  color: #17345c;
  font-size: 13px;
  font-weight: 700;
}

.contact-generated-label[hidden] {
  display: none;
}

.contact-request-form input,
.contact-request-form select,
.contact-request-form textarea {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
  border: 1px solid #cbd9eb;
  border-radius: 10px;
  font: inherit;
  font-weight: 400;
}

.contact-request-form textarea {
  resize: vertical;
  line-height: 1.5;
}

.contact-request-form input:focus-visible,
.contact-request-form select:focus-visible,
.contact-request-form textarea:focus-visible,
.contact-wechat-id button:focus-visible,
.contact-qr-details summary:focus-visible {
  outline: 3px solid rgba(22, 119, 255, 0.45);
  outline-offset: 2px;
}

.qr-modal .contact-privacy-note,
.contact-copy-button,
.contact-generated-label,
.qr-modal .contact-copy-status {
  grid-column: 1 / -1;
}

.qr-modal .contact-privacy-note {
  margin: 2px 0 0;
  color: #52657c;
  font-size: 12px;
}

.contact-copy-button {
  width: 100%;
  min-height: 44px;
  cursor: pointer;
}

.qr-modal .contact-copy-status,
.qr-modal .contact-wechat-status {
  min-height: 20px;
  margin: 0;
  color: #0c5b4c;
  font-size: 12px;
}

.contact-wechat {
  padding: 20px;
  background: #f1f7ff;
  border: 1px solid #d5e6fa;
  border-radius: 16px;
}

.contact-wechat h4 {
  margin: 0 0 16px;
  color: #102e53;
  font-size: 17px;
}

.contact-wechat-id {
  display: grid;
  gap: 10px;
}

.contact-wechat-id span {
  color: #52657c;
  font-size: 13px;
}

.contact-wechat-id strong {
  display: block;
  margin-top: 3px;
  color: #0a3d91;
  font-size: 20px;
  letter-spacing: 0.02em;
  user-select: all;
}

.contact-wechat-id button {
  min-height: 40px;
  color: #fff;
  background: var(--blue);
  border: 0;
  border-radius: 9px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.qr-modal .contact-wechat-step {
  margin: 10px 0 8px;
  font-size: 12px;
}

.contact-qr-details {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #d5e6fa;
}

.contact-qr-details summary {
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.contact-qr-details .qr-modal-image {
  margin: 14px auto 10px;
}

.contact-qr-open {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 700;
}

.qr-modal .contact-mobile-step,
.qr-modal .contact-desktop-step {
  margin: 0;
  color: #52657c;
  font-size: 12px;
}

@media (max-width: 720px) {
  .qr-modal {
    width: calc(100% - 20px);
    max-height: calc(100dvh - 20px);
    padding: 26px 18px;
    border-radius: 18px;
  }

  .contact-modal-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .contact-wechat {
    order: -1;
    width: 100%;
  }

  .contact-request-form {
    width: 100%;
    grid-template-columns: 1fr;
  }

  .qr-modal .contact-desktop-step {
    display: none;
  }
}

@media (min-width: 721px) {
  .qr-modal .contact-mobile-step {
    display: none;
  }
}

.qr-modal p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.qr-modal-image {
  display: grid;
  place-items: center;
  width: 200px;
  height: 200px;
  margin: 0 auto 20px;
  padding: 12px;
  background: var(--white);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 20px;
  box-shadow: 0 18px 48px rgba(10, 61, 145, 0.12);
}

.qr-modal-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 12px;
}

.qr-modal-hint {
  display: inline-flex;
  padding: 8px 16px;
  color: var(--blue);
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.12);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: auto auto auto;
  }

  .nav-toggle {
    display: block;
    order: 3;
  }

  .nav-cta {
    margin-left: auto;
  }

  .site-nav {
    position: fixed;
    inset: 92px 24px auto;
    display: grid;
    padding: 20px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(22, 119, 255, 0.12);
    border-radius: 20px;
    box-shadow: var(--shadow-strong);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
  }

  body.nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .hero-inner,
  .case-panel,
  .cta-section,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 620px;
  }

  .dashboard-screen {
    right: 80px;
  }

  .product-dashboard,
  .advantage-grid,
  .logo-strip,
  .footer-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header,
  .hero-inner,
  .section,
  .cta-section,
  .site-footer,
  .logo-strip {
    width: min(100% - 34px, 1440px);
  }

  .site-header {
    inset: 12px 0 auto;
    gap: 12px;
  }

  .brand small {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .hero-section {
    min-height: auto;
    padding-top: 132px;
  }

  h1 {
    font-size: 44px;
  }

  .hero-lead {
    font-size: 22px;
  }

  .hero-metrics,
  .bento-grid,
  .logo-strip,
  .product-dashboard,
  .advantage-grid,
  .case-stats,
  .footer-links {
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    border-right: 0;
    border-bottom: 1px solid rgba(22, 119, 255, 0.1);
  }

  .hero-metrics div:last-child {
    border-bottom: 0;
  }

  .hero-visual {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .product-heading h2 {
    white-space: normal;
  }

  .dashboard-card.main,
  .dashboard-card.wide {
    grid-column: auto;
    grid-row: auto;
    min-height: 280px;
  }

  .bento-card {
    min-height: auto;
    padding: 26px;
  }

  .bento-card-large,
  .bento-card-compact {
    grid-column: auto;
  }

  .risk-board,
  .capability-kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .capability-kpis div:last-child {
    grid-column: 1 / -1;
  }

  .flow-track i {
    display: none;
  }

  .capability-list li,
  .risk-status,
  .data-meter div {
    align-items: flex-start;
    flex-direction: column;
  }

  .case-panel,
  .cta-section,
  .footer-main {
    padding: 28px;
  }

  .cta-cube {
    display: none;
  }
}

@media (max-width: 520px) {
  .brand strong {
    font-size: 16px;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  h1 {
    font-size: 38px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .logo-strip span {
    width: 100%;
  }

  .section-heading h2,
  .case-panel h2,
  .cta-copy h2 {
    font-size: 32px;
  }
}

/* Capabilities and help center: clearer hierarchy, calmer surfaces, and smaller-screen layouts. */
.capability-section {
  scroll-margin-top: 112px;
}

.capability-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px !important;
  color: var(--blue-deep) !important;
  font-size: 13px !important;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.capability-eyebrow::before {
  width: 22px;
  height: 2px;
  background: var(--blue);
  border-radius: 99px;
  content: "";
}

.capability-section .section-heading {
  max-width: 900px;
  margin-bottom: 30px;
}

.capability-section .section-heading h2 {
  max-width: 820px;
  margin-bottom: 14px;
  line-height: 1.28;
  letter-spacing: -0.025em;
}

.comparison-table-wrap {
  border-color: #dbe5f2;
  border-radius: 16px;
  box-shadow: 0 14px 38px rgba(15, 40, 80, 0.055);
}

.comparison-table {
  min-width: 0;
}

.comparison-table caption {
  padding: 18px 22px 14px;
  background: #fff;
  font-size: 13px;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 22px;
  border-color: #e8edf4;
}

.comparison-table thead th {
  background: #f3f7fc;
  font-size: 13px;
  font-weight: 800;
}

.comparison-table thead th:last-child {
  color: #0756c8;
  background: #edf5ff;
}

.comparison-table tbody tr {
  transition: background-color 160ms ease;
}

.comparison-table tbody tr:hover {
  background: #f8fbff;
}

.comparison-table tbody th {
  color: #263b58;
  font-size: 14px;
}

.comparison-table tbody td {
  color: #506176;
  font-size: 14px;
}

.comparison-table tbody td:last-child {
  color: #173d70;
}

.capability-section .bento-grid {
  gap: 16px;
}

.capability-section .bento-card {
  border-color: #dfe8f3;
  border-radius: 18px;
  box-shadow: 0 14px 38px rgba(15, 40, 80, 0.06);
}

.capability-section .bento-work,
.capability-section .bento-link,
.capability-section .bento-data {
  background: linear-gradient(145deg, #fff, #f5f9ff);
}

.capability-section .bento-anti {
  background: linear-gradient(145deg, #fff, #fff9f0);
}

.help-center-shell {
  padding-top: 132px;
}

.help-center-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 1000px;
  margin: 0 auto 16px;
  color: #718096;
  font-size: 13px;
}

.help-center-breadcrumb a {
  color: #3b5b82;
}

.help-center-breadcrumb a:hover {
  color: var(--blue-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.help-center-hero {
  margin-bottom: 26px;
  padding: clamp(24px, 4vw, 42px);
  background: rgba(255, 255, 255, 0.94);
  border-color: #dfe8f3;
  border-radius: 20px;
  box-shadow: 0 16px 44px rgba(15, 40, 80, 0.07);
}

.help-center-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: #125fc5;
  letter-spacing: 0.06em;
}

.help-center-kicker::before {
  width: 20px;
  height: 2px;
  background: var(--blue);
  border-radius: 99px;
  content: "";
}

.help-center-hero h1 {
  max-width: 760px;
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 42px);
  letter-spacing: -0.025em;
}

.help-center-hero p:not(.help-center-kicker) {
  margin-bottom: 0;
  font-size: 15px;
}

.help-center-definition {
  margin-bottom: 15px !important;
  background: #f2f7ff;
  border-left-width: 4px;
  border-radius: 0 10px 10px 0;
}

.help-center-list {
  gap: 12px;
  scroll-margin-top: 112px;
}

.help-center-tools {
  position: sticky;
  top: 104px;
  z-index: 5;
  margin-bottom: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid #dfe8f3;
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(15, 40, 80, 0.08);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.help-center-tools[hidden],
.faq-card[hidden],
.faq-answer[hidden],
.faq-clear-button[hidden],
.faq-empty-state[hidden] {
  display: none !important;
}

.faq-search-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-search-box {
  display: flex;
  min-width: 0;
  min-height: 48px;
  flex: 1;
  align-items: center;
  gap: 11px;
  padding: 0 14px;
  background: #f7f9fc;
  border: 1px solid #dce5ef;
  border-radius: 10px;
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.faq-search-box:focus-within {
  background: #fff;
  border-color: #5c9cf5;
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.12);
}

.faq-search-box svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
  fill: none;
  stroke: #718096;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.faq-search-box input {
  width: 100%;
  min-width: 0;
  padding: 12px 0;
  color: var(--ink);
  background: transparent;
  border: 0;
  outline: 0;
  font: inherit;
  font-size: 14px;
}

.faq-search-box input::placeholder {
  color: #8290a2;
}

.faq-clear-button {
  min-height: 42px;
  padding: 0 12px;
  color: #31557d;
  background: #fff;
  border: 1px solid #dce5ef;
  border-radius: 9px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.faq-result-count {
  flex: 0 0 auto;
  margin: 0;
  color: #65758b;
  font-size: 12px;
  white-space: nowrap;
}

.faq-filter-list {
  display: flex;
  gap: 8px;
  margin-top: 13px;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.faq-filter {
  display: inline-flex;
  min-height: 36px;
  flex: 0 0 auto;
  align-items: center;
  gap: 7px;
  padding: 0 12px;
  color: #4e6179;
  background: #fff;
  border: 1px solid #dce5ef;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.faq-filter span {
  color: #8492a4;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.faq-filter:hover {
  color: #1459ac;
  border-color: #a9c8f1;
}

.faq-filter.is-active {
  color: #fff;
  background: #145fc5;
  border-color: #145fc5;
}

.faq-filter.is-active span {
  color: rgba(255, 255, 255, 0.78);
}

.faq-empty-state {
  margin: 0;
  padding: 22px;
  color: #5f7085;
  background: #f7f9fc;
  border: 1px dashed #cbd7e5;
  border-radius: 12px;
  text-align: center;
}

.faq-card {
  padding: 0 clamp(18px, 3vw, 26px);
  overflow: clip;
  background: rgba(255, 255, 255, 0.96);
  border-color: #e0e7f0;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(15, 40, 80, 0.045);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.faq-card:hover,
.faq-card.is-open {
  border-color: #c6d9f1;
  box-shadow: 0 12px 30px rgba(15, 40, 80, 0.075);
}

.faq-card-heading {
  margin: 0;
}

.faq-question-toggle {
  display: grid;
  width: 100%;
  min-height: 86px;
  grid-template-columns: 38px minmax(0, 1fr) 22px;
  align-items: center;
  gap: 14px;
  padding: 15px 0;
  color: #17304e;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
}

.faq-question-toggle:focus-visible,
.faq-filter:focus-visible,
.faq-clear-button:focus-visible,
.help-center-breadcrumb a:focus-visible {
  outline: 3px solid rgba(22, 119, 255, 0.45);
  outline-offset: 3px;
}

.faq-number {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: #2867b4;
  background: #edf5ff;
  border: 1px solid #d6e7fb;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.faq-question-copy {
  display: grid;
  gap: 5px;
}

.faq-category-label {
  color: #73839a;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.2;
}

.faq-question-title {
  color: #1b324f;
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 750;
  line-height: 1.55;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: #62768f;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transition: transform 180ms ease;
}

.faq-card.is-open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  margin: 0 0 22px 52px;
  padding: 17px 20px 18px;
  background: #f7f9fc;
  border-left: 2px solid #c9dcf5;
  border-radius: 0 10px 10px 0;
}

.faq-answer p:first-child {
  margin-top: 0;
}

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

.faq-answer .help-center-note {
  color: #6d7c8e;
}

.faq-card[hidden] {
  display: none !important;
}

@media (max-width: 640px) {
  .capability-section {
    scroll-margin-top: 92px;
  }

  .capability-section .section-heading {
    margin-bottom: 22px;
  }

  .capability-section .section-heading h2 {
    font-size: 30px;
  }

  .comparison-table-wrap {
    margin-bottom: 24px;
    overflow: visible;
  }

  .comparison-table,
  .comparison-table tbody {
    display: block;
  }

  .comparison-table caption {
    display: block;
    padding: 15px 16px;
  }

  .comparison-table thead {
    display: none;
  }

  .comparison-table tr {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 14px 16px;
    border-top: 1px solid #e8edf4;
  }

  .comparison-table tbody th {
    grid-column: 1 / -1;
    padding: 0 0 4px;
    border: 0;
  }

  .comparison-table tbody td {
    min-width: 0;
    padding: 11px 10px;
    background: #f7f9fc;
    border: 0;
    border-radius: 9px;
    font-size: 12px;
    overflow-wrap: anywhere;
  }

  .comparison-table tbody td::before {
    display: block;
    margin-bottom: 5px;
    color: #7a8798;
    content: attr(data-label);
    font-size: 10px;
    font-weight: 750;
  }

  .comparison-table tbody td:last-child {
    background: #eff6ff;
  }

  .comparison-table tbody td:last-child::before {
    color: #2562ad;
  }

  .help-center-shell {
    width: min(100% - 28px, 1120px);
    padding-top: 108px;
  }

  .help-center-breadcrumb {
    margin-bottom: 12px;
  }

  .help-center-hero {
    margin-bottom: 18px;
    padding: 23px 20px;
    border-radius: 16px;
  }

  .help-center-hero h1 {
    font-size: 30px;
  }

  .help-center-tools {
    position: static;
    padding: 13px;
  }

  .faq-search-row {
    flex-wrap: wrap;
    gap: 8px;
  }

  .faq-search-box {
    flex-basis: 100%;
  }

  .faq-result-count {
    margin-left: auto;
  }

  .faq-question-toggle {
    min-height: 78px;
    grid-template-columns: 32px minmax(0, 1fr) 20px;
    gap: 10px;
    padding: 13px 0;
  }

  .faq-number {
    width: 31px;
    height: 31px;
  }

  .faq-answer {
    margin: 0 0 16px 0;
    padding: 15px;
  }
}

@media (max-width: 380px) {
  .comparison-table tr {
    grid-template-columns: 1fr;
  }

  .comparison-table tbody th {
    grid-column: auto;
  }

  .faq-card {
    padding-right: 14px;
    padding-left: 14px;
  }

  .faq-question-toggle {
    grid-template-columns: 29px minmax(0, 1fr) 18px;
    gap: 8px;
  }

  .faq-number {
    width: 28px;
    height: 28px;
  }
}

/* Article library and editorial detail pages */
.article-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 132px 0 76px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 11px 15px;
  color: #fff;
  background: #0d4fa7;
  border-radius: 8px;
  transform: translateY(-160%);
}

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

.article-hero {
  position: relative;
  display: grid;
  min-height: 310px;
  grid-template-columns: minmax(0, 1fr) 210px;
  align-items: center;
  gap: 36px;
  margin: 0 auto 48px;
  padding: clamp(30px, 6vw, 66px);
  overflow: hidden;
  background: linear-gradient(112deg, #f1f7ff 0%, #ffffff 58%, #eaf8ff 100%);
  border: 1px solid #d8e7f7;
  border-radius: 24px;
  box-shadow: 0 20px 56px rgba(15, 40, 80, 0.065);
}

.article-hero::after {
  position: absolute;
  right: 115px;
  bottom: -190px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(22, 119, 255, .12);
  border-radius: 50%;
  box-shadow: 0 0 0 38px rgba(22, 119, 255, .025), 0 0 0 80px rgba(22, 119, 255, .025);
  content: "";
  pointer-events: none;
}

.article-hero-copy,
.article-hero-stat { position: relative; z-index: 1; }
.article-eyebrow { margin: 0 0 12px; color: #145fc5; font-size: 11px; font-weight: 800; letter-spacing: .14em; }
.article-hero h1 { max-width: 700px; margin: 0 0 18px; color: #092c5a; font-size: clamp(34px, 5vw, 52px); line-height: 1.2; letter-spacing: -.035em; }
.article-hero-copy > p:last-child { max-width: 650px; margin: 0; color: #52657c; font-size: 15px; line-height: 1.85; }
.article-hero-stat { display: grid; justify-items: center; padding: 24px 16px; background: rgba(255,255,255,.84); border: 1px solid rgba(197,218,243,.9); border-radius: 18px; box-shadow: 0 12px 36px rgba(28,79,139,.08); }
.article-hero-stat strong { color: #145fc5; font-size: 56px; font-variant-numeric: tabular-nums; line-height: 1; }
.article-hero-stat span { margin-top: 8px; color: #193958; font-size: 14px; font-weight: 750; }
.article-hero-stat small { margin-top: 9px; color: #75869a; font-size: 11px; text-align: center; }

.article-library { scroll-margin-top: 108px; }
.article-library-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.article-library-heading .article-eyebrow { margin-bottom: 5px; }
.article-library-heading h2 { margin: 0; color: #102a4b; font-size: clamp(25px, 3vw, 32px); letter-spacing: -.025em; }
.article-count { margin: 0 0 3px; color: #687a91; font-size: 13px; }
.article-controls { display: grid; grid-template-columns: 1fr minmax(220px, 290px); align-items: center; gap: 16px; margin-bottom: 22px; }
.article-tabs { display: flex; gap: 7px; min-width: 0; overflow-x: auto; padding: 3px 2px 8px; scrollbar-width: thin; }
.article-tab { display: inline-flex; min-height: 38px; flex: 0 0 auto; align-items: center; gap: 8px; padding: 0 13px; color: #52657c; background: #fff; border: 1px solid #dce5ef; border-radius: 999px; cursor: pointer; font-size: 12px; font-weight: 700; transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease; }
.article-tab span { color: #8795a7; font-size: 11px; font-variant-numeric: tabular-nums; }
.article-tab:hover { color: #145fc5; border-color: #a9c8f1; }
.article-tab.is-active { color: #fff; background: #145fc5; border-color: #145fc5; }
.article-tab.is-active span { color: rgba(255,255,255,.76); }
.article-tab:focus-visible,
.article-card-link:focus-visible,
.article-search:focus-within,
.article-direction:focus-visible,
.related-grid a:focus-visible { outline: 3px solid rgba(22,119,255,.45); outline-offset: 3px; }
.article-search { display: flex; min-height: 44px; align-items: center; gap: 10px; padding: 0 13px; background: #fff; border: 1px solid #dce5ef; border-radius: 10px; transition: border-color 160ms ease, box-shadow 160ms ease; }
.article-search:focus-within { border-color: #5c9cf5; box-shadow: 0 0 0 3px rgba(22,119,255,.11); }
.article-search svg { width: 18px; height: 18px; flex: 0 0 auto; fill: none; stroke: #718096; stroke-linecap: round; stroke-width: 1.8; }
.article-search input { width: 100%; min-width: 0; padding: 10px 0; color: var(--ink); background: transparent; border: 0; outline: 0; font: inherit; font-size: 13px; }
.article-search input::placeholder { color: #8290a2; }
.article-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.article-card { min-width: 0; min-height: 236px; background: rgba(255,255,255,.96); border: 1px solid #e0e7f0; border-radius: 14px; box-shadow: 0 8px 24px rgba(15,40,80,.045); transition: border-color 180ms ease, box-shadow 180ms ease; }
.article-card:hover { border-color: #c6d9f1; box-shadow: 0 14px 32px rgba(15,40,80,.09); }
.article-card[hidden] { display: none !important; }
.article-card-link { display: flex; min-height: 236px; flex-direction: column; padding: 22px; border-radius: inherit; }
.article-card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.article-category { display: inline-flex; align-items: center; padding: 6px 10px; color: #1459ac; background: #edf5ff; border: 1px solid #d8e8fb; border-radius: 999px; font-size: 11px; font-weight: 750; white-space: nowrap; }
.article-index { color: #a1adbb; font-size: 10px; font-variant-numeric: tabular-nums; letter-spacing: .08em; }
.article-card h2 { margin: 17px 0 9px; color: #1b324f; font-size: 17px; line-height: 1.55; }
.article-card p { display: -webkit-box; margin: 0; overflow: hidden; color: #687a91; font-size: 12px; line-height: 1.75; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.article-read-link { display: inline-flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 19px; color: #145fc5; font-size: 12px; font-weight: 750; }
.article-read-link span { transition: transform 160ms ease; }
.article-card:hover .article-read-link span { transform: translateX(3px); }
.article-empty { margin: 0; padding: 28px; color: #5f7085; background: #f7f9fc; border: 1px dashed #cbd7e5; border-radius: 12px; text-align: center; }
.article-contact { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 56px; padding: 30px 34px; background: linear-gradient(110deg, #eff6ff, #f1fbff); border: 1px solid #dceafb; border-radius: 18px; }
.article-contact .article-eyebrow { margin-bottom: 8px; }
.article-contact h2 { margin: 0 0 8px; color: #102e53; font-size: 21px; }
.article-contact p:not(.article-eyebrow) { margin: 0; color: #687a91; font-size: 13px; line-height: 1.7; }
.article-contact .button { min-width: 170px; gap: 10px; white-space: nowrap; }

.article-detail-shell { max-width: 1000px; }
.article-detail { overflow: hidden; background: rgba(255,255,255,.97); border: 1px solid #e0e7f0; border-radius: 20px; box-shadow: 0 16px 44px rgba(15,40,80,.065); }
.article-detail-header { padding: clamp(26px, 6vw, 58px) clamp(22px, 7vw, 72px) 34px; background: linear-gradient(120deg,#f3f8ff,#fff 75%); border-bottom: 1px solid #e8edf4; }
.article-back-link { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 30px; color: #45617e; font-size: 13px; font-weight: 700; }
.article-back-link:hover { color: #145fc5; }
.article-detail-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 13px; color: #75869a; font-size: 11px; }
.article-detail-meta > span:not(.article-category)::before { display: inline-block; width: 3px; height: 3px; margin: 0 9px 3px 0; background: #b5c2d0; border-radius: 50%; content: ""; }
.article-detail-header h1 { max-width: 760px; margin: 21px 0 13px; color: #102a4b; font-size: clamp(29px, 4vw, 43px); line-height: 1.35; letter-spacing: -.025em; }
.article-detail-lead { margin: 0; color: #64768d; font-size: 14px; line-height: 1.8; }
.article-prose { max-width: 760px; margin: 0 auto; padding: 38px 30px 34px; }
.article-body-heading { margin: 28px 0 13px; padding-left: 13px; color: #153454; border-left: 3px solid #2877d5; font-size: 18px; line-height: 1.45; }
.article-body-heading:first-child { margin-top: 0; }
.article-prose p, .article-prose li { color: #475a70; font-size: 15px; line-height: 1.95; }
.article-prose p { margin: 0 0 17px; }
.article-prose figure.article-illustration { max-width: 100%; margin: 26px 0 30px; padding: 12px; overflow-x: auto; background: #f4f8fd; border: 1px solid #e0eaf5; border-radius: 14px; }
.article-prose figure.article-illustration img { display: block; width: 100%; min-width: 660px; height: auto; border-radius: 9px; }
.article-prose figure.article-illustration figcaption { margin: 10px 4px 2px; color: #71839a; font-size: 12px; line-height: 1.7; }
.article-prose table { display: block; width: 100%; margin: 18px 0 24px; overflow-x: auto; border-collapse: collapse; color: #475a70; font-size: 13px; line-height: 1.7; }
.article-prose th, .article-prose td { min-width: 120px; padding: 11px 12px; border: 1px solid #dfe8f2; text-align: left; vertical-align: top; }
.article-prose th { color: #244767; background: #eef5fc; font-weight: 750; }
.article-prose tr:nth-child(even) td { background: #f8fafd; }
.article-prose pre { max-width: 100%; margin: 18px 0 24px; padding: 18px; overflow-x: auto; color: #244767; background: #f1f6fc; border: 1px solid #e0eaf5; border-radius: 12px; font-size: 12px; line-height: 1.7; }
.article-prose ul { display: grid; gap: 8px; margin: 0 0 21px; padding: 0; list-style: none; }
.article-prose li { position: relative; padding: 12px 15px 12px 38px; background: #f7f9fc; border: 1px solid #e8edf4; border-radius: 9px; }
.article-prose li::before { position: absolute; top: 14px; left: 16px; color: #2471ce; font-weight: 800; content: "✓"; }
.article-disclosure { display: flex; gap: 12px; margin-top: 25px; padding: 17px; background: #f1f7ff; border: 1px solid #dceafb; border-radius: 12px; }
.article-disclosure-mark { display: grid; width: 21px; height: 21px; flex: 0 0 auto; place-items: center; color: #145fc5; border: 1px solid #a7c7ed; border-radius: 50%; font-family: Georgia,serif; font-size: 13px; font-weight: 700; }
.article-disclosure strong { display: block; margin-bottom: 5px; color: #254767; font-size: 12px; }
.article-disclosure p { margin: 0; color: #64768d; font-size: 12px; line-height: 1.8; }
.article-detail-footer { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin: 0 clamp(22px, 7vw, 72px); padding: 19px 0 25px; border-top: 1px solid #e8edf4; }
.article-detail-footer span { color: #75869a; font-size: 11px; line-height: 1.7; }
.article-detail-footer a, .related-articles .article-library-heading > a { color: #145fc5; font-size: 12px; font-weight: 750; white-space: nowrap; }
.article-directions { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 14px; }
.article-direction { display: grid; min-height: 95px; align-content: center; gap: 7px; padding: 18px 20px; background: #fff; border: 1px solid #e0e7f0; border-radius: 12px; transition: border-color 160ms ease, box-shadow 160ms ease; }
.article-direction:hover { border-color: #b8d1ee; box-shadow: 0 8px 24px rgba(15,40,80,.06); }
.article-direction span { color: #8997a8; font-size: 10px; }
.article-direction strong { color: #29425e; font-size: 12px; line-height: 1.6; }
.article-direction.next { text-align: right; }
.related-articles { margin-top: 45px; }
.related-articles .article-library-heading { align-items: center; }
.related-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }
.related-grid a { display: grid; gap: 9px; padding: 19px; background: #fff; border: 1px solid #e0e7f0; border-radius: 12px; transition: border-color 160ms ease, box-shadow 160ms ease; }
.related-grid a:hover { border-color: #b8d1ee; box-shadow: 0 8px 24px rgba(15,40,80,.06); }
.related-grid a span { color: #527398; font-size: 10px; }
.related-grid a strong { color: #29425e; font-size: 13px; line-height: 1.6; }
.related-grid a em { color: #145fc5; font-size: 11px; font-style: normal; }
.article-detail-shell > .article-contact { margin-top: 35px; }

@media (max-width: 920px) {
  .article-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .article-controls { grid-template-columns: 1fr; }
  .article-search { max-width: 420px; }
}
@media (max-width: 640px) {
  .article-shell { width: min(100% - 28px, 1120px); padding: 108px 0 54px; }
  .article-hero { min-height: 0; grid-template-columns: 1fr; gap: 24px; margin-bottom: 36px; padding: 27px 22px; border-radius: 17px; }
  .article-hero h1 { font-size: 34px; }
  .article-hero-stat { width: 100%; grid-template-columns: auto 1fr; justify-items: start; column-gap: 15px; padding: 15px 18px; }
  .article-hero-stat strong { grid-row: span 2; font-size: 39px; }
  .article-hero-stat span { margin-top: 0; }
  .article-hero-stat small { margin-top: 2px; text-align: left; }
  .article-library-heading { align-items: end; margin-bottom: 16px; }
  .article-tabs { margin-right: -14px; }
  .article-grid { grid-template-columns: 1fr; gap: 10px; }
  .article-card, .article-card-link { min-height: 205px; }
  .article-card-link { padding: 19px; }
  .article-contact { align-items: flex-start; flex-direction: column; gap: 18px; margin-top: 38px; padding: 23px 20px; }
  .article-contact h2 { font-size: 18px; }
  .article-detail { border-radius: 16px; }
  .article-detail-header { padding: 24px 20px 26px; }
  .article-back-link { margin-bottom: 22px; }
  .article-detail-header h1 { margin-top: 17px; font-size: 29px; }
  .article-prose { padding: 27px 19px; }
  .article-prose p, .article-prose li { font-size: 14px; }
  .article-detail-footer { align-items: flex-start; flex-direction: column; margin: 0 20px; }
  .article-directions { grid-template-columns: 1fr; }
  .article-direction.next { text-align: left; }
  .related-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .article-tab, .article-card, .article-read-link span, .article-direction, .related-grid a { transition: none; }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* GEO article library: direct answers, explicit reading paths, and visible sources. */
.article-hub-intro { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin: 0 0 58px; padding: 28px 32px; background: #fff; border: 1px solid #dce7f4; border-left: 4px solid #286bdf; border-radius: 12px; box-shadow: 0 10px 32px rgba(20, 61, 121, .045); }
.article-hub-intro > div { max-width: 760px; }
.article-hub-intro h2 { margin: 0 0 10px; color: #173b68; font-size: 23px; line-height: 1.4; }
.article-hub-intro p:not(.article-eyebrow) { margin: 0; color: #50647b; font-size: 14px; line-height: 1.85; }
.article-hub-intro > a { flex: 0 0 auto; padding-bottom: 3px; color: #145fc5; font-size: 13px; font-weight: 800; }
.article-hub-intro > a:hover { text-decoration: underline; }
.article-topic-guide { margin-bottom: 66px; }
.article-topic-guide .article-library-heading { margin-bottom: 18px; }
.article-topic-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.article-topic-grid a { position: relative; display: flex; min-height: 144px; flex-direction: column; gap: 12px; padding: 20px; background: #f5f9ff; border: 1px solid #dfeaf8; border-radius: 12px; transition: border-color .18s, box-shadow .18s; }
.article-topic-grid a:hover { border-color: #9ec1ef; box-shadow: 0 10px 28px rgba(22, 72, 139, .08); }
.article-topic-grid span { color: #1a65cf; font-size: 11px; font-weight: 800; }
.article-topic-grid strong { padding-right: 15px; color: #264362; font-size: 14px; line-height: 1.6; }
.article-topic-grid em { position: absolute; right: 18px; top: 17px; color: #2770d9; font-size: 16px; font-style: normal; }
.article-editorial-note { display: flex; gap: 15px; align-items: start; margin-top: 28px; padding: 18px 22px; background: #f4f7fb; border: 1px solid #e1e9f3; border-radius: 10px; }
.article-editorial-note strong { flex: 0 0 auto; color: #305073; font-size: 12px; }
.article-editorial-note p { margin: 0; color: #65768b; font-size: 12px; line-height: 1.75; }
.article-direct-answer { max-width: 780px; margin-top: 20px; padding: 18px 21px; background: #fff; border: 1px solid #d6e6fa; border-left: 4px solid #2a6fdf; border-radius: 10px; }
.article-direct-answer strong { display: block; margin-bottom: 8px; color: #1b60c4; font-size: 12px; }
.article-direct-answer p { margin: 0; color: #354f6d; font-size: 15px; line-height: 1.85; }
.article-detail-shell .help-center-breadcrumb [aria-current="page"] { display: inline-block; max-width: min(55vw, 520px); overflow: hidden; vertical-align: bottom; white-space: nowrap; text-overflow: ellipsis; }
.article-toc { display: flex; gap: 24px; align-items: start; margin: 0 clamp(22px, 7vw, 72px); padding: 23px 0; border-bottom: 1px solid #e9eef5; }
.article-toc > strong { flex: 0 0 auto; color: #24496f; font-size: 12px; }
.article-toc > div { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.article-toc a { color: #35689c; font-size: 12px; line-height: 1.6; }
.article-toc a:hover { color: #145fc5; text-decoration: underline; }
.article-prose h2[id] { scroll-margin-top: 110px; }
.article-prose h2 { margin: 34px 0 16px; padding-left: 13px; color: #183b62; border-left: 3px solid #2877d5; font-size: 21px; line-height: 1.5; }
.article-prose h2:first-child { margin-top: 0; }
.article-prose h3 { margin: 25px 0 11px; color: #294967; font-size: 17px; line-height: 1.55; }
.article-prose ol { display: grid; gap: 8px; margin: 0 0 21px; padding: 0; list-style: none; counter-reset: article-step; }
.article-prose ol > li { counter-increment: article-step; }
.article-prose ol > li::before { content: counter(article-step) "."; font-size: 13px; }
.article-source-note { margin-top: 32px; padding: 17px 19px; background: #f6f9fd; border: 1px solid #e0e9f4; border-radius: 10px; }
.article-source-note strong { color: #2a4d73; font-size: 12px; }
.article-source-note p { margin: 7px 0 0; color: #66788c; font-size: 12px; line-height: 1.75; }
.article-source-note a { color: #1b65c9; text-decoration: underline; text-underline-offset: 2px; }
.article-next-questions { margin-top: 32px; padding: 26px; background: #f7faff; border: 1px solid #dce8f6; border-radius: 13px; }
.article-next-questions h2 { margin: 0 0 20px; color: #1d3b61; font-size: 21px; }
.article-next-questions > div { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.article-next-questions a { display: flex; min-height: 100px; flex-direction: column; gap: 10px; padding: 16px; background: #fff; border: 1px solid #e1e9f3; border-radius: 9px; }
.article-next-questions a:hover { border-color: #aac7ef; }
.article-next-questions a span { color: #1e68cf; font-size: 11px; font-weight: 800; }
.article-next-questions a strong { color: #2f4d70; font-size: 12px; line-height: 1.55; }
@media (max-width: 920px) { .article-topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .article-hub-intro { display: block; padding: 22px; margin-bottom: 46px; }.article-hub-intro > a { display: inline-block; margin-top: 16px; }.article-topic-guide { margin-bottom: 50px; }.article-topic-grid { grid-template-columns: 1fr; }.article-topic-grid a { min-height: 110px; }.article-editorial-note { display: block; }.article-editorial-note p { margin-top: 7px; }.article-toc { display: block; margin-inline: 22px; }.article-toc > div { margin-top: 12px; }.article-next-questions > div { grid-template-columns: 1fr; }.article-next-questions a { min-height: 0; } }