@font-face {
  font-family: 'Google Sans Local';
  src:
    url('./Google_Sans/GoogleSans-VariableFont_GRAD,opsz,wght.ttf') format('truetype-variations'),
    url('./Google_Sans/static/GoogleSans-Regular.ttf') format('truetype');
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
}

:root {
  --ink: #05090f;
  --surface: #0a121d;
  --surface-soft: #0e1825;
  --text: #f3f7f9;
  --muted: #8f9ead;
  --cyan: #6be7ee;
  --mint: #76e2b6;
  --gold: #d6b56c;
  --line: rgba(255, 255, 255, 0.1);
  --line-bright: rgba(107, 231, 238, 0.28);
  --font-display: 'Google Sans Local', Arial, sans-serif;
  --font-body: 'Google Sans Local', Arial, sans-serif;
  --font-mono: 'Google Sans Local', Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.container {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

.header-inner,
.brand-lockup,
.desktop-nav,
.button,
.hero-actions,
.hero-footnote,
.principle-item,
.section-label,
.section-heading-row,
.card-top,
.architecture-name,
.check-item,
.footer-top,
.footer-links,
.footer-bottom {
  display: flex;
  align-items: center;
}

.pillar-card,
.governance-panel,
.access-panel,
.check-item {
  border-radius: 8px;
}

.header-inner {
  height: 82px;
  justify-content: space-between;
}

.brand-lockup {
  gap: 12px;
  flex-shrink: 0;
}

.brand-name,
.brand-sub {
  display: block;
}

.desktop-nav {
  gap: 32px;
}

.button {
  justify-content: center;
  border: 1px solid transparent;
  cursor: pointer;
}

.button svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-sub,
.eyebrow,
.hero-footnote,
.stage-label,
.anchor-core > span,
.principle-number,
.card-index,
.architecture-number,
.section-label,
.card-cn,
.architecture-detail,
.visual-caption,
.application-note,
.footer-bottom {
  font-variant-numeric: tabular-nums;
}

.site-shell {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: var(--text);
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--ink);
  background-size: 48px 48px;
  isolation: isolate;
}

.site-shell::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: '';
  background: linear-gradient(90deg, var(--ink) 0%, transparent 18%, transparent 82%, var(--ink) 100%);
}

.ambient {
  position: absolute;
  z-index: -1;
  width: 720px;
  height: 720px;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(10px);
}

.ambient-one {
  top: -240px;
  right: -200px;
  background: radial-gradient(circle, rgba(29, 141, 165, 0.16), transparent 68%);
}

.ambient-two {
  top: 1060px;
  left: -400px;
  background: radial-gradient(circle, rgba(214, 181, 108, 0.08), transparent 68%);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(5, 9, 15, 0.76);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(18px);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(5, 9, 15, 0.92);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.3);
}

.brand-mark {
  width: 39px;
  height: 39px;
  color: var(--gold);
}

.brand-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}

.brand-name {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.2em;
  line-height: 1;
}

.brand-sub {
  margin-top: 5px;
  color: #71808d;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  line-height: 1;
}

.desktop-nav a,
.footer-links a {
  position: relative;
  color: #9aa7b3;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: color 180ms ease;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  content: '';
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text);
}

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

.site-shell .header-cta,
.site-shell .secondary-button {
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-color: rgba(255, 255, 255, 0.17);
  border-radius: 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.site-shell .header-cta {
  min-height: 42px;
  padding-inline: 17px;
  font-size: 13px;
}

.site-shell .header-cta:hover,
.site-shell .secondary-button:hover {
  border-color: rgba(107, 231, 238, 0.55);
  background: rgba(107, 231, 238, 0.08);
  transform: translateY(-1px);
}

.header-cta svg,
.primary-button svg {
  width: 18px;
  height: 18px;
  margin-left: 4px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  min-height: 840px;
  padding-top: 112px;
  padding-bottom: 52px;
  align-items: center;
  gap: 36px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.site-shell .eyebrow {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(107, 231, 238, 0.18);
  border-radius: 999px;
  color: #a8b7c3;
  background: rgba(7, 18, 27, 0.56);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.eyebrow span {
  width: 5px;
  height: 5px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 13px var(--cyan);
}

.hero-title {
  max-width: 740px;
  margin-top: 28px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(54px, 5.2vw, 78px);
  font-weight: 450;
  letter-spacing: -0.045em;
  line-height: 1;
}

.hero-title span {
  color: transparent;
  background: linear-gradient(105deg, #f3f7f9 3%, #91bbc3 58%, #d6b56c 112%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lead {
  max-width: 640px;
  margin-top: 30px;
  color: #9aa8b4;
  font-family: var(--font-body);
  font-size: 19px;
  line-height: 1.65;
}

.hero-cn {
  margin-top: 8px;
  color: #5e6c78;
  font-size: 14px;
  letter-spacing: 0.055em;
}

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

.site-shell .primary-button {
  min-height: 50px;
  padding-inline: 24px;
  border: 1px solid rgba(107, 231, 238, 0.58);
  border-radius: 8px;
  color: #031215;
  background: linear-gradient(110deg, #82f2e8, #6fcbdc);
  box-shadow: 0 10px 42px rgba(46, 206, 215, 0.16);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.025em;
  transition: filter 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.site-shell .primary-button:hover {
  background: linear-gradient(110deg, #96fff3, #7fd9e9);
  box-shadow: 0 14px 54px rgba(46, 206, 215, 0.24);
  filter: brightness(1.05);
  transform: translateY(-2px);
}

.site-shell .secondary-button {
  min-height: 50px;
  padding-inline: 24px;
  font-size: 14px;
}

.hero-footnote {
  margin-top: 32px;
  gap: 12px;
  color: #6d7c88;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.pulse-dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 5px rgba(118, 226, 182, 0.08), 0 0 16px rgba(118, 226, 182, 0.7);
}

.hero-visual {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: center;
}

.anchor-stage {
  position: relative;
  width: min(100%, 510px);
  aspect-ratio: 1;
  border: 1px solid rgba(107, 231, 238, 0.08);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(39, 151, 168, 0.1), transparent 28%),
    radial-gradient(circle at center, transparent 58%, rgba(107, 231, 238, 0.04) 59%, transparent 60%),
    rgba(8, 17, 25, 0.35);
  box-shadow: inset 0 0 80px rgba(0, 0, 0, 0.42), 0 0 100px rgba(24, 129, 151, 0.08);
}

.anchor-stage::before,
.anchor-stage::after {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  content: '';
  transform: translate(-50%, -50%);
}

.anchor-stage::before {
  width: 74%;
  height: 74%;
}

.anchor-stage::after {
  width: 92%;
  height: 92%;
}

.crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 0;
  background: linear-gradient(90deg, transparent, rgba(107, 231, 238, 0.13), transparent);
  transform: translate(-50%, -50%);
}

.crosshair-x {
  width: 94%;
  height: 1px;
}

.crosshair-y {
  width: 1px;
  height: 94%;
}

.stage-label {
  position: absolute;
  z-index: 6;
  min-width: 118px;
  padding: 9px 10px;
  border-left: 1px solid rgba(107, 231, 238, 0.42);
  background: linear-gradient(90deg, rgba(10, 24, 34, 0.78), transparent);
  font-family: var(--font-mono);
}

.stage-label span,
.stage-label strong {
  display: block;
}

.stage-label span {
  color: #586975;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.stage-label strong {
  margin-top: 3px;
  color: #a8bbc3;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.stage-label-top {
  top: 18%;
  right: -1%;
}

.stage-label-bottom {
  bottom: 17%;
  left: -1%;
}

.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  border: 1px solid rgba(107, 231, 238, 0.26);
  border-radius: 50%;
  box-shadow: 0 0 22px rgba(107, 231, 238, 0.04);
}

.orbit i {
  position: absolute;
  width: 8px;
  height: 8px;
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(107, 231, 238, 0.9);
}

.orbit i:first-child {
  top: 6%;
  left: 25%;
}

.orbit i:last-child {
  right: 12%;
  bottom: 15%;
  width: 6px;
  height: 6px;
  background: var(--gold);
  box-shadow: 0 0 14px rgba(214, 181, 108, 0.8);
}

.orbit-one {
  width: 84%;
  height: 39%;
  transform: translate(-50%, -50%) rotate(-17deg);
  animation: orbit-one-spin 28s linear infinite;
}

.orbit-two {
  width: 73%;
  height: 45%;
  transform: translate(-50%, -50%) rotate(57deg);
  animation: orbit-two-spin 34s linear infinite reverse;
}

.orbit-three {
  width: 63%;
  height: 63%;
  border-color: rgba(214, 181, 108, 0.18);
  transform: translate(-50%, -50%) rotate(13deg);
  animation: orbit-three-spin 40s linear infinite;
}

.anchor-core {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 5;
  display: flex;
  width: 134px;
  height: 134px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(214, 181, 108, 0.45);
  border-radius: 50%;
  background:
    radial-gradient(circle at 42% 34%, rgba(255, 255, 255, 0.16), transparent 22%),
    linear-gradient(145deg, #132633, #07121b 68%);
  box-shadow:
    0 0 0 10px rgba(107, 231, 238, 0.025),
    0 0 0 22px rgba(107, 231, 238, 0.018),
    0 0 60px rgba(68, 212, 222, 0.22),
    inset 0 0 30px rgba(107, 231, 238, 0.08);
  transform: translate(-50%, -50%);
}

.anchor-core::before,
.anchor-core::after {
  position: absolute;
  top: 12px;
  bottom: 12px;
  width: 1px;
  content: '';
  background: linear-gradient(transparent, rgba(214, 181, 108, 0.5), transparent);
}

.anchor-core::before {
  left: 12px;
}

.anchor-core::after {
  right: 12px;
}

.core-rings {
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(107, 231, 238, 0.2);
  border-radius: 50%;
  animation: core-spin 18s linear infinite;
}

.anchor-core p {
  color: #e8f4f5;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.18em;
  transform: translateX(0.12em);
}

.anchor-core > span {
  position: absolute;
  bottom: 31px;
  color: #60818a;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
}

.anchor-axis {
  position: absolute;
  top: 63%;
  left: 50%;
  z-index: 4;
  width: 1px;
  height: 23%;
  background: linear-gradient(rgba(107, 231, 238, 0.8), rgba(214, 181, 108, 0.08));
  box-shadow: 0 0 12px rgba(107, 231, 238, 0.45);
}

.anchor-axis::after {
  position: absolute;
  right: -4px;
  bottom: -1px;
  width: 9px;
  height: 9px;
  border: 1px solid rgba(214, 181, 108, 0.45);
  content: '';
  transform: rotate(45deg);
}

@keyframes orbit-one-spin {
  to { transform: translate(-50%, -50%) rotate(343deg); }
}

@keyframes orbit-two-spin {
  to { transform: translate(-50%, -50%) rotate(417deg); }
}

@keyframes orbit-three-spin {
  to { transform: translate(-50%, -50%) rotate(373deg); }
}

@keyframes core-spin {
  to { transform: rotate(360deg); }
}

.principles-strip {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle-item {
  min-height: 112px;
  padding: 24px 30px;
  gap: 16px;
  border-right: 1px solid var(--line);
}

.principle-item:last-child {
  border-right: 0;
}

.principle-number,
.card-index,
.architecture-number {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.card-index {
  font-size: 12px;
  font-weight: 500;
}

.principle-title {
  color: #d7e0e5;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.principle-cn {
  margin-top: 5px;
  color: #596772;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: 0.025em;
}

.section {
  position: relative;
  padding: 132px 0;
  scroll-margin-top: 80px;
}

.section-label {
  gap: 12px;
  color: #84949f;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.vision-grid {
  display: grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 96px;
}

.vision-copy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 40px;
}

.section-label > p:first-child {
  color: var(--gold);
}

.label-line {
  width: 38px;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), rgba(107, 231, 238, 0.1));
}

.side-note {
  max-width: 260px;
  margin-top: 28px;
  color: #53626d;
  font-size: 13px;
  line-height: 1.55;
  letter-spacing: 0.04em;
}

.statement-heading {
  max-width: 760px;
  color: #e8eef1;
  font-family: var(--font-display);
  font-size: clamp(40px, 4vw, 58px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.body-copy {
  color: #c5d0d6;
  font-size: 16px;
  line-height: 1.7;
}

.muted-copy {
  color: #7c8b97;
}

.section-platform {
  background:
    radial-gradient(circle at 85% 15%, rgba(48, 156, 172, 0.08), transparent 29%),
    rgba(8, 14, 22, 0.62);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.section-heading-row {
  justify-content: space-between;
  align-items: flex-end;
  flex-direction: row;
  gap: 32px;
}

.section-heading {
  margin-top: 22px;
  color: #ebf1f3;
  font-family: var(--font-display);
  font-size: clamp(38px, 3.8vw, 56px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.compact-heading {
  font-size: clamp(34px, 3.4vw, 48px);
}

.section-intro {
  max-width: 380px;
  padding-bottom: 4px;
  color: #778691;
  font-size: 16px;
  line-height: 1.65;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 64px;
}

.card-top {
  justify-content: space-between;
  align-items: flex-start;
}

.pillar-card {
  position: relative;
  min-height: 440px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17, 30, 43, 0.82), rgba(8, 15, 23, 0.8));
  transition: border-color 220ms ease, transform 220ms ease, background 220ms ease;
}

.pillar-card::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 52px;
  height: 1px;
  content: '';
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(107, 231, 238, 0.6);
}

.pillar-card:hover {
  border-color: rgba(107, 231, 238, 0.3);
  background: linear-gradient(145deg, rgba(19, 37, 51, 0.9), rgba(8, 16, 24, 0.86));
  transform: translateY(-5px);
}

.pillar-icon {
  position: relative;
  display: grid;
  width: 82px;
  height: 82px;
  overflow: hidden;
  place-items: center;
  border: 1px solid rgba(107, 231, 238, 0.24);
  border-radius: 18px;
  color: var(--cyan);
  background:
    linear-gradient(145deg, rgba(107, 231, 238, 0.12), rgba(214, 181, 108, 0.025) 58%, rgba(5, 12, 19, 0.22)),
    rgba(9, 22, 32, 0.78);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 0 28px rgba(107, 231, 238, 0.025),
    0 12px 34px rgba(0, 0, 0, 0.22);
  transition: border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.pillar-icon::before {
  position: absolute;
  inset: 0;
  content: '';
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(107, 231, 238, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 231, 238, 0.045) 1px, transparent 1px);
  background-size: 13px 13px;
  mask-image: linear-gradient(135deg, black, transparent 82%);
}

.pillar-icon::after {
  position: absolute;
  top: 9px;
  right: 9px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  content: '';
  background: var(--gold);
  box-shadow: 0 0 9px rgba(214, 181, 108, 0.85);
}

.pillar-icon svg {
  position: relative;
  z-index: 1;
  width: 58px;
  height: 58px;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
  filter: drop-shadow(0 0 7px rgba(107, 231, 238, 0.13));
  transition: transform 220ms ease;
}

.pillar-icon .icon-primary {
  stroke: #83edf0;
}

.pillar-icon .icon-muted {
  stroke: rgba(112, 179, 190, 0.27);
}

.pillar-icon .icon-accent {
  stroke: var(--gold);
}

.pillar-icon .icon-bars {
  stroke: rgba(125, 167, 177, 0.48);
}

.pillar-icon .icon-dot {
  fill: #83edf0;
  stroke: #d8ffff;
  stroke-width: 0.8;
}

.pillar-icon .icon-dot-gold {
  fill: var(--gold);
  stroke: #fff0c7;
}

.pillar-card:hover .pillar-icon {
  border-color: rgba(107, 231, 238, 0.48);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 0 30px rgba(107, 231, 238, 0.05),
    0 15px 38px rgba(0, 0, 0, 0.28),
    0 0 24px rgba(107, 231, 238, 0.08);
  transform: translateY(-3px);
}

.pillar-card:hover .pillar-icon svg {
  transform: scale(1.035);
}

.card-spacer {
  height: 90px;
}

.card-cn {
  color: #6f828d;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.11em;
}

.card-title {
  max-width: 280px;
  margin-top: 9px;
  color: #e6edef;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.card-copy {
  margin-top: 18px;
  color: #778691;
  font-size: 15px;
  line-height: 1.65;
}

.card-corner {
  position: absolute;
  right: -25px;
  bottom: -25px;
  width: 72px;
  height: 72px;
  border: 1px solid rgba(214, 181, 108, 0.14);
  transform: rotate(45deg);
}

.section-technology {
  padding-top: 144px;
  padding-bottom: 144px;
}

.technology-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 80px;
  margin-top: 48px;
}

.technology-copy {
  max-width: 500px;
  margin-top: 24px;
}

.architecture-panel {
  position: relative;
  border-top: 1px solid var(--line);
}

.architecture-row {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  min-height: 82px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.architecture-name {
  gap: 16px;
}

.architecture-line {
  position: absolute;
  top: 41px;
  bottom: 41px;
  left: 52px;
  z-index: 0;
  width: 1px;
  background: linear-gradient(var(--cyan), rgba(107, 231, 238, 0.1));
}

.architecture-node {
  position: relative;
  z-index: 2;
  width: 9px;
  height: 9px;
  border: 2px solid #0d1823;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 1px rgba(107, 231, 238, 0.4), 0 0 13px rgba(107, 231, 238, 0.7);
}

.architecture-title {
  color: #d4dfe3;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.architecture-detail {
  color: #61717d;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.section-governance {
  padding-top: 96px;
  padding-bottom: 116px;
}

.governance-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(8, 15, 23, 0.72);
}

.governance-visual {
  position: relative;
  display: grid;
  min-height: 510px;
  overflow: hidden;
  place-items: center;
  border-right: 1px solid var(--line);
  background:
    linear-gradient(rgba(107, 231, 238, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 231, 238, 0.03) 1px, transparent 1px),
    radial-gradient(circle, rgba(46, 155, 170, 0.12), transparent 48%);
  background-size: 30px 30px, 30px 30px, auto;
}

.shield-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(107, 231, 238, 0.12);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.shield-orbit::before,
.shield-orbit::after {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  content: '';
  background: var(--cyan);
  box-shadow: 0 0 13px var(--cyan);
}

.shield-orbit::before {
  top: 12%;
  left: 18%;
}

.shield-orbit::after {
  right: 8%;
  bottom: 23%;
  background: var(--gold);
  box-shadow: 0 0 13px var(--gold);
}

.shield-orbit-one {
  width: 340px;
  height: 340px;
}

.shield-orbit-two {
  width: 440px;
  height: 440px;
  opacity: 0.55;
}

.shield-core {
  position: relative;
  z-index: 3;
  display: grid;
  width: 126px;
  height: 126px;
  place-items: center;
  border: 1px solid rgba(214, 181, 108, 0.34);
  border-radius: 50%;
  background: rgba(8, 18, 27, 0.88);
  box-shadow: 0 0 50px rgba(107, 231, 238, 0.12), inset 0 0 30px rgba(107, 231, 238, 0.05);
}

.shield-core svg {
  width: 58px;
  height: 58px;
  fill: none;
  stroke: var(--cyan);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.25;
}

.visual-caption {
  position: absolute;
  bottom: 28px;
  left: 30px;
  color: #586975;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.governance-copy {
  display: flex;
  padding: clamp(38px, 6vw, 76px);
  flex-direction: column;
  justify-content: center;
}

.governance-body {
  margin-top: 24px;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 40px;
}

.check-item {
  min-height: 48px;
  padding: 0 13px;
  border: 1px solid rgba(255, 255, 255, 0.075);
  color: #9eacb5;
  background: rgba(255, 255, 255, 0.018);
  font-size: 13px;
  line-height: 1.35;
  gap: 12px;
}

.check-item span {
  color: var(--mint);
  font-family: var(--font-mono);
}

.section-access {
  padding-top: 96px;
  padding-bottom: 140px;
}

.access-panel {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  border: 1px solid rgba(107, 231, 238, 0.18);
  background:
    radial-gradient(circle at center, rgba(46, 171, 182, 0.13), transparent 43%),
    linear-gradient(145deg, rgba(12, 27, 38, 0.82), rgba(6, 12, 19, 0.9));
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.25);
}

.access-panel::before,
.access-panel::after {
  position: absolute;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(214, 181, 108, 0.1);
  content: '';
  transform: rotate(45deg);
}

.access-panel::before {
  top: -230px;
  left: -150px;
}

.access-panel::after {
  right: -150px;
  bottom: -230px;
}

.access-grid {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(107, 231, 238, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(107, 231, 238, 0.035) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, black, transparent 78%);
}

.access-content {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 520px;
  padding: 70px 24px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  text-align: center;
}

.access-heading {
  max-width: 780px;
  color: #eef4f5;
  font-family: var(--font-display);
  font-size: clamp(40px, 4.6vw, 62px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.06;
}

.access-copy {
  max-width: 600px;
  color: #85949f;
  font-size: 16px;
  line-height: 1.65;
}

.site-shell .access-button {
  margin-top: 8px;
}

.application-note {
  color: #586873;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(3, 7, 12, 0.82);
}

.footer-top {
  padding: 56px 0 44px;
  justify-content: space-between;
  gap: 32px;
}

.footer-links {
  gap: 28px;
  flex-wrap: wrap;
}

.footer-rule {
  height: 1px;
  background: var(--line);
}

.disclaimer {
  max-width: 1050px;
  padding: 30px 0;
  color: #56646e;
  font-size: 11px;
  line-height: 1.65;
}

.footer-bottom {
  padding: 22px 0 32px;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.055);
  color: #48555f;
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.site-shell a:focus-visible,
.site-shell button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

@media (max-width: 991px) {
  .desktop-nav {
    display: none !important;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 150px;
    padding-bottom: 70px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .hero-visual {
    margin-top: 26px;
  }

  .anchor-stage {
    width: min(100%, 470px);
  }

  .vision-grid,
  .technology-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

  .pillar-card:last-child {
    grid-column: 1 / -1;
  }

  .governance-panel {
    grid-template-columns: 1fr;
  }

  .governance-visual {
    min-height: 430px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 767px) {
  .container {
    width: min(1200px, calc(100% - 32px));
  }

  .header-inner {
    height: 72px;
  }

  .site-shell {
    background-size: 34px 34px;
  }

  .site-header .brand-sub {
    display: none;
  }

  .site-header .brand-name {
    font-size: 12px;
  }

  .site-header .brand-mark {
    width: 34px;
    height: 34px;
  }

  .site-shell .header-cta {
    min-width: auto;
    padding-inline: 12px;
    font-size: 12px;
  }

  .header-cta svg {
    display: none;
  }

  .hero-grid {
    padding-top: 120px;
  }

  .hero-title {
    margin-top: 22px;
    font-size: clamp(40px, 11.5vw, 50px);
    line-height: 1.04;
  }

  .hero-lead {
    margin-top: 24px;
    font-size: 16px;
    line-height: 1.65;
  }

  .hero-cn {
    font-size: 13px;
    line-height: 1.5;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions a {
    width: 100%;
  }

  .hero-footnote {
    align-items: flex-start;
    line-height: 1.6;
  }

  .hero-visual {
    margin-top: 24px;
  }

  .anchor-stage {
    width: min(100%, 356px);
  }

  .anchor-core {
    width: 104px;
    height: 104px;
  }

  .anchor-core p {
    font-size: 15px;
  }

  .anchor-core > span {
    bottom: 23px;
  }

  .stage-label {
    min-width: 92px;
    padding: 7px;
  }

  .stage-label-top {
    right: -3%;
  }

  .stage-label-bottom {
    left: -2%;
  }

  .principle-item {
    min-height: 90px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .principle-item:last-child {
    border-bottom: 0;
  }

  .principles-strip,
  .pillar-grid,
  .vision-copy-grid,
  .check-grid {
    grid-template-columns: 1fr;
  }

  .pillar-card:last-child {
    grid-column: auto;
  }

  .section {
    padding: 92px 0;
  }

  .section-heading-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-intro {
    max-width: 100%;
  }

  .section-heading,
  .compact-heading {
    font-size: 34px;
    line-height: 1.12;
  }

  .statement-heading {
    font-size: 34px;
    line-height: 1.12;
  }

  .pillar-card {
    min-height: 400px;
  }

  .card-spacer {
    height: 72px;
  }

  .architecture-row {
    grid-template-columns: 36px 1fr !important;
    gap: 2px;
  }

  .architecture-detail {
    display: none;
  }

  .architecture-line {
    left: 42px;
  }

  .governance-panel {
    min-height: auto;
  }

  .governance-visual {
    min-height: 360px;
  }

  .shield-orbit-one {
    width: 250px;
    height: 250px;
  }

  .shield-orbit-two {
    width: 330px;
    height: 330px;
  }

  .shield-core {
    width: 104px;
    height: 104px;
  }

  .governance-copy {
    padding: 38px 24px 46px;
  }

  .section-access {
    padding-top: 56px;
    padding-bottom: 90px;
  }

  .access-panel,
  .access-content {
    min-height: 490px;
  }

  .access-heading {
    font-size: 36px;
    line-height: 1.1;
  }

  .footer-top,
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    row-gap: 12px;
  }
}

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

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