:root {
  --ink: #14181f;
  --muted: #5c6573;
  --paper: #f7f5f0;
  --surface: #ffffff;
  --line: #dcd7cc;
  --navy: #172b4d;
  --cyan: #1c9aa3;
  --amber: #b7791f;
  --sage: #5d7567;
  --brick: #8e4d3f;
  --shadow: 0 24px 70px rgba(20, 24, 31, 0.11);
  --max: 1180px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(23, 43, 77, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(23, 43, 77, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
  line-height: 1.5;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(220px, 1fr);
  align-items: center;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid rgba(220, 215, 204, 0.78);
  background: rgba(247, 245, 240, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: block;
  flex: 0 0 auto;
}

.brand-text {
  display: grid;
  gap: 1px;
}

.brand-text strong {
  font-size: 19px;
  line-height: 1;
  letter-spacing: 0;
}

.brand-text small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.2;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--ink);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 12px;
}

.language-toggle {
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  cursor: pointer;
}

.language-toggle[hidden] {
  display: none !important;
}

.language-toggle span {
  min-width: 34px;
  padding: 6px 8px;
  border-radius: 999px;
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

[data-language="en"] [data-lang-option="en"],
[data-language="zh"] [data-lang-option="zh"] {
  color: var(--surface);
  background: var(--ink);
}

.header-cta,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 2px;
  border: 1px solid var(--ink);
  font-weight: 700;
}

.header-cta,
.primary-button {
  color: var(--surface);
  background: var(--ink);
}

.secondary-button {
  color: var(--ink);
  background: transparent;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.78fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: center;
  width: min(var(--max), calc(100% - 36px));
  min-height: calc(100vh - 74px);
  margin: 0 auto;
  padding: clamp(58px, 9vh, 96px) 0 clamp(48px, 8vh, 84px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--brick);
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(46px, 7vw, 84px);
  line-height: 0.95;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 710px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-panel {
  position: relative;
  min-height: 520px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(239, 235, 226, 0.84)),
    var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(20, 24, 31, 0.14);
  pointer-events: none;
}

.operating-loop {
  position: relative;
  height: 420px;
}

.loop-lines {
  position: absolute;
  inset: 46px 28px 28px;
  width: calc(100% - 56px);
  height: 350px;
  stroke: rgba(23, 43, 77, 0.28);
  stroke-width: 1.7;
  fill: none;
}

.loop-orbit {
  stroke: rgba(23, 43, 77, 0.36);
}

.loop-cross {
  stroke: rgba(93, 117, 103, 0.24);
}

.loop-arrow {
  stroke: var(--brick);
  stroke-width: 2;
}

.loop-core,
.loop-stage {
  position: absolute;
  z-index: 2;
  display: grid;
  border: 1px solid var(--ink);
  background: var(--surface);
  box-shadow: 10px 10px 0 rgba(23, 43, 77, 0.08);
}

.loop-core {
  top: 164px;
  left: calc(50% - 58px);
  place-items: center;
  width: 116px;
  height: 116px;
  color: var(--surface);
  background: var(--navy);
  text-align: center;
}

.loop-core span {
  font-size: 18px;
  font-weight: 900;
}

.loop-core strong {
  max-width: 82px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 11px;
  line-height: 1.2;
  text-transform: uppercase;
}

.loop-stage {
  gap: 6px;
  width: 132px;
  min-height: 104px;
  padding: 14px;
}

.loop-stage span {
  color: var(--brick);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.loop-stage strong {
  font-size: 18px;
  line-height: 1.05;
}

.loop-stage small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.25;
}

.stage-assess {
  top: 64px;
  left: 36px;
}

.stage-secure {
  top: 64px;
  right: 36px;
}

.stage-govern {
  right: 36px;
  bottom: 52px;
}

.stage-evidence {
  bottom: 52px;
  left: 36px;
}

.panel-caption {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  display: grid;
  gap: 5px;
  padding: 18px;
  color: var(--surface);
  background: var(--ink);
}

.panel-caption span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  text-transform: uppercase;
}

.panel-caption strong {
  font-size: 22px;
  line-height: 1.15;
}

.assurance-compass {
  display: grid;
  grid-template-columns: minmax(220px, 0.28fr) 1fr;
  gap: 0;
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.compass-intro {
  min-height: 176px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.compass-intro span,
.compass-track article span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-weight: 800;
  text-transform: uppercase;
}

.compass-intro strong {
  display: block;
  max-width: 240px;
  margin-top: 36px;
  font-size: 24px;
  line-height: 1.05;
}

.compass-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.compass-track article {
  position: relative;
  min-height: 176px;
  padding: 24px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.compass-track article::before {
  content: "";
  position: absolute;
  top: 48px;
  left: 22px;
  width: calc(100% - 44px);
  height: 1px;
  background: var(--line);
}

.compass-track strong {
  display: block;
  margin-top: 36px;
  min-height: 54px;
  font-size: 20px;
  line-height: 1.2;
}

.compass-track p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.section {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(70px, 10vw, 128px) 0;
}

.two-column,
.section-heading,
.approach-layout,
.compliance-band,
.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 1fr);
  gap: clamp(32px, 7vw, 92px);
}

h2 {
  margin: 0;
  font-size: clamp(34px, 4.3vw, 58px);
  line-height: 1.02;
  letter-spacing: 0;
}

.intro-body {
  display: grid;
  gap: 20px;
  color: var(--muted);
  font-size: 19px;
}

.intro-body p,
.section-heading p,
.contact-copy p {
  margin: 0;
}

.section-heading {
  align-items: end;
  margin-bottom: 38px;
}

.section-heading p {
  max-width: 430px;
  color: var(--muted);
  font-size: 18px;
}

.section-heading.compact {
  grid-template-columns: 1fr;
  margin-bottom: 26px;
}

.catalog-tabs {
  display: inline-flex;
  gap: 0;
  margin-bottom: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.catalog-tab {
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  font-weight: 800;
  cursor: pointer;
}

.catalog-tab:last-child {
  border-right: 0;
}

.catalog-tab.is-active {
  color: var(--surface);
  background: var(--ink);
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.pillar-card {
  min-height: 465px;
  padding: clamp(24px, 3.2vw, 36px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.pillar-card::before {
  content: "";
  display: block;
  width: 52px;
  height: 4px;
  margin-bottom: 34px;
  background: var(--cyan);
}

.pillar-card.accent-amber::before {
  background: var(--amber);
}

.pillar-card.accent-sage::before {
  background: var(--sage);
}

.card-index {
  display: block;
  margin-bottom: 16px;
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

.pillar-card h3,
.catalog-grid h3,
.process-list h3 {
  margin: 0;
  font-size: 25px;
  line-height: 1.12;
}

.pillar-card h3 {
  min-height: 58px;
}

.pillar-card p,
.catalog-grid p,
.process-list p,
.contact-copy p,
.form-note {
  color: var(--muted);
}

.pillar-card p {
  margin: 22px 0 28px;
  min-height: 96px;
}

.pillar-card ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pillar-card li {
  position: relative;
  padding-left: 18px;
}

.pillar-card li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--ink);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.catalog-grid article {
  min-height: 245px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

.mini-icon {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 34px;
  color: var(--cyan);
  border: 1px solid currentColor;
  font-size: 18px;
}

.mini-icon svg,
svg.mini-icon {
  width: 34px;
  height: 34px;
  padding: 7px;
  stroke-width: 1.8;
}

.catalog-grid h3 {
  font-size: 21px;
  min-height: 52px;
}

.catalog-grid p {
  margin: 16px 0 0;
}

.approach {
  border-top: 1px solid var(--line);
}

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

.process-list li {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.process-list > li > span {
  color: var(--brick);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-weight: 700;
}

.process-list p {
  margin: 10px 0 0;
}

.testimonials {
  padding-top: 0;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.testimonial-grid article {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 22px;
  min-height: 300px;
  padding: clamp(24px, 3vw, 34px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
}

.testimonial-grid span {
  color: var(--brick);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.testimonial-grid blockquote {
  margin: 0;
  font-size: 22px;
  line-height: 1.24;
  font-weight: 800;
}

.testimonial-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.testimonial-note {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.compliance-band {
  align-items: start;
  width: min(100%, calc(var(--max) + 72px));
  padding: clamp(44px, 6vw, 68px);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(239, 235, 226, 0.72)),
    var(--surface);
  color: var(--ink);
}

.compliance-band .section-kicker {
  color: var(--brick);
}

.framework-matrix {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.framework-matrix article {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 8px;
  min-height: 142px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.64);
}

.framework-matrix strong {
  flex-basis: 100%;
  margin-bottom: 8px;
  color: var(--ink);
}

.framework-matrix span {
  padding: 8px 10px;
  border: 1px solid rgba(20, 24, 31, 0.14);
  color: var(--muted);
  background: rgba(247, 245, 240, 0.86);
  font-size: 14px;
}

.contact {
  align-items: start;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 1fr);
}

.contact-copy p {
  margin-top: 22px;
  font-size: 18px;
}

.contact-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 34px 0 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.contact-list div {
  padding: 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.contact-list .contact-address {
  grid-column: auto;
}

.contact-list dt {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

.contact-list dd {
  margin: 0;
  font-weight: 700;
  font-size: clamp(14px, 1.15vw, 16px);
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.contact-list div:first-child dd {
  white-space: nowrap;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

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

label {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c9c1b3;
  border-radius: 0;
  padding: 12px 13px;
  background: #fbfaf7;
  color: var(--ink);
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(28, 154, 163, 0.28);
  outline-offset: 2px;
}

.form-note {
  margin: -6px 0 0;
  font-size: 13px;
}

.turnstile-wrap {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 74px;
  overflow: visible;
}

.turnstile-placeholder {
  position: absolute;
  inset: 0 auto auto 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 300px;
  max-width: 100%;
  min-height: 65px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: #fbfaf7;
  font-size: 13px;
}

.cf-turnstile {
  position: relative;
  z-index: 1;
  min-height: 65px;
}

.form-submit {
  width: 100%;
  cursor: pointer;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--brick);
  font-weight: 700;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px clamp(18px, 4vw, 48px);
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.footer-brand .brand-mark {
  width: 32px;
  height: 32px;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .main-nav {
    display: flex;
    justify-content: start;
    gap: 18px;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .two-column,
  .section-heading,
  .approach-layout,
  .compliance-band,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

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

  .pillar-card h3,
  .pillar-card p {
    min-height: 0;
  }

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

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

  .assurance-compass {
    grid-template-columns: 1fr;
  }

  .compass-intro strong {
    max-width: none;
  }

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

  .framework-matrix {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    position: static;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
  }

  .brand-text strong {
    font-size: 28px;
  }

  .brand-text small {
    font-size: 14px;
  }

  .main-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 14px;
    overflow: visible;
    color: var(--ink);
    font-size: 14px;
  }

  .main-nav a {
    min-height: 34px;
    padding-bottom: 7px;
    border-bottom: 1px solid var(--line);
  }

  .header-actions {
    position: absolute;
    top: 24px;
    right: 18px;
    width: auto;
  }

  .header-cta {
    display: none;
  }

  .language-toggle {
    order: 0;
  }

  .hero {
    width: min(100% - 28px, var(--max));
    padding-top: 44px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-panel {
    min-height: 420px;
  }

  .operating-loop {
    transform: scale(0.82);
    transform-origin: top center;
    width: 122%;
    margin-left: -11%;
  }

  .section,
  .assurance-compass {
    width: min(100% - 28px, var(--max));
  }

  .compass-track,
  .catalog-grid,
  .contact-list,
  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-list .contact-address {
    grid-column: auto;
  }

  .compass-intro {
    min-height: 0;
  }

  .compass-intro strong {
    margin-top: 38px;
    max-width: none;
  }

  .catalog-tabs {
    display: grid;
    width: 100%;
  }

  .catalog-tab {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .catalog-tab:last-child {
    border-bottom: 0;
  }

  .catalog-grid article {
    min-height: 0;
  }

  .pillar-card {
    padding-bottom: 48px;
  }

  .testimonial-grid article {
    min-height: 0;
  }

  .catalog-grid h3 {
    min-height: 0;
  }

  .turnstile-wrap {
    min-height: 70px;
  }

  .cf-turnstile {
    transform-origin: left top;
  }

  .compliance-band {
    width: min(100% - 28px, var(--max));
    padding: 32px 22px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 360px) {
  .cf-turnstile {
    transform: scale(0.88);
  }
}