:root {
  --bg: #f4f8f7;
  --bg-soft: #edf5f2;
  --surface: rgba(255, 255, 255, .76);
  --surface-solid: #ffffff;
  --ink: #101827;
  --muted: #647078;
  --line: rgba(13, 37, 47, .10);
  --green: #0f6e56;
  --emerald: #1d9e75;
  --mint: #dff6ed;
  --orange: #f6a30a;
  --navy: #111a2d;
  --danger: #d74a45;
  --shadow: 0 24px 80px rgba(27, 77, 66, .12);
  --radius-lg: 36px;
  --radius-md: 24px;
  --radius-sm: 16px;
  --max: 1480px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 5%, rgba(29, 158, 117, .12), transparent 28rem),
    radial-gradient(circle at 90% 20%, rgba(246, 163, 10, .07), transparent 26rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

body.dialog-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

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

img {
  max-width: 100%;
}

::selection {
  color: white;
  background: var(--green);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.noscript {
  position: fixed;
  z-index: 9999;
  inset: 0 0 auto;
  padding: .8rem;
  color: white;
  background: var(--danger);
  text-align: center;
}

.page-loader {
  position: fixed;
  z-index: 2000;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 1.25rem;
  text-align: center;
  color: var(--green);
  background: #f7fbf9;
  transition: opacity .65s ease, visibility .65s ease;
}

.page-loader img {
  width: 92px;
  animation: loaderFloat 1.8s ease-in-out infinite;
}

.page-loader span {
  font-size: .68rem;
  letter-spacing: .22em;
  font-weight: 800;
}

.page-loader.loaded {
  opacity: 0;
  visibility: hidden;
}

@keyframes loaderFloat {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(-8px) rotate(4deg); }
}

.ambient-canvas,
.ambient-grid,
.cursor-glow {
  position: fixed;
  pointer-events: none;
}

.ambient-canvas {
  z-index: -3;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ambient-grid {
  z-index: -2;
  inset: 0;
  opacity: .5;
  background-image:
    linear-gradient(rgba(15, 110, 86, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 110, 86, .035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.cursor-glow {
  z-index: -1;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  opacity: .35;
  filter: blur(10px);
  background: radial-gradient(circle, rgba(29, 158, 117, .18), transparent 68%);
  transform: translate(-50%, -50%);
  transition: opacity .3s ease;
}

.section-shell,
.site-header {
  width: min(calc(100% - 64px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 22px;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 10px 12px 10px 18px;
  border: 1px solid rgba(255,255,255,.8);
  border-radius: 24px;
  box-shadow: 0 16px 50px rgba(22, 70, 59, .10);
  background: rgba(250, 253, 252, .72);
  backdrop-filter: blur(22px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .78rem;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  line-height: 1;
}

.brand-copy strong {
  font-size: 1.18rem;
  letter-spacing: -.04em;
  text-transform: lowercase;
}

.brand-copy small {
  margin-top: .32rem;
  color: var(--muted);
  font-size: .56rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: .2rem;
}

.main-nav > a,
.nav-access {
  padding: .82rem 1.05rem;
  border: 0;
  border-radius: 14px;
  color: #46535a;
  background: transparent;
  font-size: .86rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}

.main-nav > a:hover {
  color: var(--green);
  background: rgba(29, 158, 117, .08);
}

.nav-access {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin-left: .5rem;
  color: white;
  background: var(--navy);
}

.nav-access:hover {
  transform: translateY(-2px);
}

.lock-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(73, 224, 172, .12);
  background: #49e0ac;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: white;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 4px 0;
  border-radius: 2px;
  background: var(--navy);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, .98fr);
  align-items: center;
  min-height: 100svh;
  padding-top: 145px;
  padding-bottom: 95px;
  gap: clamp(3rem, 7vw, 8rem);
}

.hero-copy {
  position: relative;
  z-index: 3;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  color: var(--green);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--emerald);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(29, 158, 117, .45); }
  70% { box-shadow: 0 0 0 10px rgba(29, 158, 117, 0); }
  100% { box-shadow: 0 0 0 0 rgba(29, 158, 117, 0); }
}

.hero h1 {
  max-width: 820px;
  margin: 1.4rem 0 1.5rem;
  font-size: clamp(3.8rem, 7.2vw, 7.8rem);
  line-height: .91;
  letter-spacing: -.072em;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(90deg, var(--green), var(--emerald), #39bba1);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lead {
  max-width: 700px;
  margin: 0;
  color: #59676e;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  line-height: 1.75;
}

.hero-lead strong {
  color: var(--ink);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 56px;
  padding: .9rem 1.25rem .9rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 17px;
  font-size: .84rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.button span {
  font-size: 1.1rem;
}

.button:hover {
  transform: translateY(-3px);
}

.button-primary {
  color: white;
  box-shadow: 0 14px 35px rgba(15, 110, 86, .23);
  background: linear-gradient(135deg, var(--green), var(--emerald));
}

.button-primary:hover {
  box-shadow: 0 20px 45px rgba(15, 110, 86, .3);
}

.button-secondary {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255,255,255,.74);
  backdrop-filter: blur(12px);
}

.button-dark {
  color: white;
  background: var(--navy);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  margin-top: 3rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: var(--line);
}

.hero-meta > div {
  flex: 1 1 150px;
  min-width: 0;
  padding: 1rem 1.15rem;
  background: rgba(255,255,255,.78);
}

.meta-label {
  display: block;
  margin-bottom: .35rem;
  color: #8a969b;
  font-size: .58rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.hero-meta strong {
  display: flex;
  align-items: center;
  gap: .5rem;
  white-space: nowrap;
  font-size: .78rem;
}

.online-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #28b986;
}

.hero-visual {
  position: relative;
  min-height: 650px;
  perspective: 1200px;
}

.hero-visual::before {
  position: absolute;
  content: "";
  inset: 6% 0 4%;
  border: 1px solid rgba(255,255,255,.82);
  border-radius: 48% 52% 45% 55% / 53% 43% 57% 47%;
  box-shadow: inset 0 0 90px rgba(255,255,255,.9), var(--shadow);
  background:
    radial-gradient(circle at 50% 42%, rgba(29,158,117,.17), transparent 32%),
    linear-gradient(145deg, rgba(255,255,255,.76), rgba(223,246,237,.5));
  backdrop-filter: blur(18px);
  transform: rotate(-4deg);
}

.core-stage {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  width: min(70%, 480px);
  aspect-ratio: 1;
  transform: translate(-50%, -51%);
  transform-style: preserve-3d;
  transition: transform .16s ease-out;
}

.core-shadow {
  position: absolute;
  inset: 69% 22% 7%;
  border-radius: 50%;
  filter: blur(25px);
  background: rgba(15,110,86,.22);
}

.core-ring {
  position: absolute;
  inset: 13%;
  border: 1px solid rgba(29,158,117,.27);
  border-radius: 50%;
  transform-style: preserve-3d;
}

.ring-a {
  animation: spinA 16s linear infinite;
}

.ring-b {
  inset: 23%;
  border-style: dashed;
  animation: spinB 10s linear infinite;
}

.ring-c {
  inset: 4%;
  border-color: rgba(15,110,86,.12);
  animation: spinC 22s linear infinite;
}

.ring-a::before,
.ring-a::after,
.ring-b::before,
.ring-c::after {
  position: absolute;
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(29,158,117,.65);
  background: var(--emerald);
}

.ring-a::before { top: 8%; left: 20%; }
.ring-a::after { right: 5%; bottom: 30%; width: 8px; height: 8px; background: var(--orange); }
.ring-b::before { top: 48%; left: -5px; width: 8px; height: 8px; }
.ring-c::after { top: 25%; right: 3%; width: 6px; height: 6px; }

@keyframes spinA {
  to { transform: rotate(360deg) rotateX(62deg); }
}
@keyframes spinB {
  from { transform: rotate(360deg) rotateY(60deg); }
  to { transform: rotate(0) rotateY(60deg); }
}
@keyframes spinC {
  to { transform: rotate(-360deg) rotateX(72deg); }
}

.core-plate {
  position: absolute;
  inset: 27%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.85);
  border-radius: 34%;
  box-shadow:
    0 30px 70px rgba(15,110,86,.22),
    inset 0 0 35px rgba(255,255,255,.92),
    0 0 80px rgba(29,158,117,.18);
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(16px);
  animation: coreFloat 4s ease-in-out infinite;
}

.core-plate::after {
  position: absolute;
  content: "";
  inset: -12%;
  border: 1px solid rgba(29,158,117,.16);
  border-radius: 38%;
}

.core-plate img {
  width: 76%;
  filter: drop-shadow(0 18px 20px rgba(16,24,39,.14));
}

@keyframes coreFloat {
  0%, 100% { transform: translateZ(30px) translateY(0) rotate(-2deg); }
  50% { transform: translateZ(45px) translateY(-12px) rotate(2deg); }
}

.satellite {
  position: absolute;
  z-index: 5;
  width: 18px;
  height: 18px;
  border: 4px solid white;
  border-radius: 50%;
  box-shadow: 0 10px 30px rgba(15,110,86,.25);
  background: var(--emerald);
}

.satellite-a { top: 16%; right: 18%; animation: satelliteFloat 4s ease-in-out infinite; }
.satellite-b { bottom: 18%; left: 13%; width: 12px; height: 12px; animation: satelliteFloat 5s .7s ease-in-out infinite; }
.satellite-c { top: 45%; left: 7%; width: 10px; height: 10px; background: var(--orange); animation: satelliteFloat 4.6s 1.1s ease-in-out infinite; }

@keyframes satelliteFloat {
  50% { transform: translateY(-16px) scale(1.08); }
}

.visual-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(15,110,86,.11);
  border-radius: 50%;
}

.orbit-one { inset: 15% 2%; transform: rotate(17deg); }
.orbit-two { inset: 23% 8%; transform: rotate(-24deg); }
.orbit-three { inset: 7% 12%; transform: rotate(58deg); }

.holo-panel {
  position: absolute;
  z-index: 7;
  width: 170px;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,.9);
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(27,77,66,.11);
  background: rgba(255,255,255,.76);
  backdrop-filter: blur(18px);
}

.holo-panel span {
  display: block;
  color: #849096;
  font-size: .55rem;
  font-weight: 800;
  letter-spacing: .13em;
}

.holo-panel strong {
  display: block;
  margin-top: .3rem;
  color: var(--green);
  font-size: 1.35rem;
}

.holo-left { top: 16%; left: -1%; }
.holo-right { right: -1%; bottom: 19%; }

.mini-bars {
  display: flex;
  align-items: end;
  height: 38px;
  gap: 4px;
  margin-top: .7rem;
}

.mini-bars i {
  flex: 1;
  height: var(--h);
  border-radius: 4px 4px 2px 2px;
  background: linear-gradient(to top, var(--green), #77d8bd);
}

.signal {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 30px;
  margin-top: .5rem;
}

.signal i {
  width: 4px;
  height: 35%;
  border-radius: 3px;
  background: var(--emerald);
  animation: signal 1.2s ease-in-out infinite;
}

.signal i:nth-child(2) { animation-delay: .15s; }
.signal i:nth-child(3) { animation-delay: .3s; }
.signal i:nth-child(4) { animation-delay: .45s; }
.signal i:nth-child(5) { animation-delay: .6s; }

@keyframes signal {
  50% { height: 90%; }
}

.visual-caption {
  position: absolute;
  z-index: 5;
  left: 50%;
  bottom: 5%;
  display: grid;
  text-align: center;
  transform: translateX(-50%);
}

.visual-caption span {
  color: var(--green);
  font-size: .58rem;
  font-weight: 850;
  letter-spacing: .15em;
}

.visual-caption small {
  margin-top: .3rem;
  color: #849096;
  font-size: .62rem;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: 25px;
  display: flex;
  align-items: center;
  gap: .8rem;
  color: #7c898e;
  font-size: .62rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-cue i {
  width: 24px;
  height: 36px;
  border: 1px solid rgba(15,110,86,.25);
  border-radius: 999px;
}

.scroll-cue i::after {
  display: block;
  width: 4px;
  height: 7px;
  margin: 7px auto;
  content: "";
  border-radius: 3px;
  background: var(--green);
  animation: scrollDot 1.6s infinite;
}

@keyframes scrollDot {
  to { transform: translateY(13px); opacity: 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1);
}

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

.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }
.delay-4 { transition-delay: .32s; }

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-bottom: 120px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 16px 50px rgba(27,77,66,.07);
  background: var(--line);
}

.stats-strip article {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  background: rgba(255,255,255,.82);
}

.stat-icon {
  display: grid;
  flex: 0 0 44px;
  height: 44px;
  place-items: center;
  border-radius: 14px;
  color: var(--green);
  background: var(--mint);
  font-weight: 900;
}

.stats-strip div {
  display: grid;
}

.stats-strip strong {
  font-size: .86rem;
}

.stats-strip small {
  margin-top: .2rem;
  color: var(--muted);
  font-size: .68rem;
}

.research,
.explorer,
.security,
.closing {
  padding-block: 110px;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: end;
  gap: 4rem;
  margin-bottom: 3.2rem;
}

.section-heading h2,
.explorer h2,
.security h2,
.closing h2 {
  margin: .9rem 0 0;
  font-size: clamp(2.7rem, 5vw, 5.4rem);
  line-height: .96;
  letter-spacing: -.06em;
}

.section-heading > p {
  max-width: 610px;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.domain-card {
  position: relative;
  min-height: 380px;
  padding: 1.5rem;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.88);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 50px rgba(27,77,66,.08);
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(18px);
  transition: transform .3s ease, box-shadow .3s ease;
}

.domain-card::before {
  position: absolute;
  content: "";
  inset: auto -25% -35% 20%;
  height: 65%;
  border-radius: 50%;
  filter: blur(5px);
  background: radial-gradient(circle, rgba(29,158,117,.12), transparent 70%);
}

.domain-card:hover {
  z-index: 2;
  box-shadow: 0 28px 70px rgba(27,77,66,.14);
  transform: translateY(-10px);
}

.card-number {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: #bcc5c7;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .15em;
}

.domain-icon {
  display: grid;
  width: 64px;
  height: 64px;
  margin-bottom: 5rem;
  place-items: center;
  border-radius: 20px;
  color: var(--green);
  background: var(--mint);
}

.domain-icon svg {
  width: 29px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.domain-card h3 {
  margin: 0 0 .7rem;
  font-size: 1.22rem;
  letter-spacing: -.03em;
}

.domain-card p {
  margin: 0;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.7;
}

.card-tag {
  position: absolute;
  left: 1.5rem;
  bottom: 1.5rem;
  color: var(--green);
  font-size: .56rem;
  font-weight: 850;
  letter-spacing: .14em;
}

.explorer {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  align-items: center;
  gap: clamp(3rem, 7vw, 8rem);
}

.explorer-copy > p {
  max-width: 550px;
  margin: 1.5rem 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.mission-panel {
  max-width: 530px;
  margin-top: 2.4rem;
  padding: 1.4rem;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,.7);
}

.mission-panel > div:first-child {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.mission-panel span {
  color: #849096;
  font-size: .58rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.mission-panel strong {
  font-size: .8rem;
}

.mission-panel b {
  color: var(--green);
  font-size: 1rem;
}

.progress-track {
  height: 8px;
  margin-top: 1rem;
  overflow: hidden;
  border-radius: 999px;
  background: #dfe9e5;
}

.progress-track i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--emerald), #5bd2b2);
  transition: width .5s ease;
}

.mission-panel p {
  min-height: 3em;
  margin: 1rem 0 .5rem;
  color: var(--muted);
  font-size: .76rem;
}

.text-button {
  padding: 0;
  border: 0;
  color: var(--green);
  background: none;
  font-size: .7rem;
  font-weight: 800;
  cursor: pointer;
}

.explorer-console {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.75);
  border-radius: 32px;
  box-shadow: 0 35px 90px rgba(17,26,45,.19);
  background:
    radial-gradient(circle at 50% 50%, rgba(44,197,153,.18), transparent 35%),
    linear-gradient(145deg, #111a2d, #16283a);
}

.explorer-console::before {
  position: absolute;
  z-index: 1;
  content: "";
  inset: 0;
  pointer-events: none;
  opacity: .25;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.console-topbar {
  position: absolute;
  z-index: 4;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.65);
  font-size: .58rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.console-topbar i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: .5rem;
  border-radius: 50%;
  box-shadow: 0 0 10px #4fe5b8;
  background: #4fe5b8;
}

#explorerCanvas {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

.console-overlay {
  position: absolute;
  z-index: 4;
  left: 1.2rem;
  right: 1.2rem;
  bottom: 1rem;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  color: rgba(255,255,255,.45);
  font-size: .54rem;
  font-weight: 800;
  letter-spacing: .12em;
}

.security-panel {
  position: relative;
  display: grid;
  grid-template-columns: 190px 1fr 230px;
  align-items: center;
  gap: 3rem;
  padding: clamp(2rem, 5vw, 5rem);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: var(--radius-lg);
  box-shadow: 0 38px 100px rgba(17,26,45,.2);
  color: white;
  background:
    radial-gradient(circle at 10% 20%, rgba(29,158,117,.24), transparent 28%),
    linear-gradient(145deg, #111a2d, #162338);
}

.security-panel::after {
  position: absolute;
  content: "RESTRICTED";
  right: -2rem;
  bottom: -3rem;
  color: rgba(255,255,255,.025);
  font-size: clamp(6rem, 14vw, 14rem);
  font-weight: 900;
  letter-spacing: -.08em;
}

.security-graphic {
  position: relative;
  display: grid;
  width: 160px;
  height: 160px;
  place-items: center;
  border: 1px solid rgba(79,229,184,.17);
  border-radius: 50%;
  background: rgba(79,229,184,.06);
}

.security-graphic svg {
  width: 70px;
  fill: none;
  stroke: #4fe5b8;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
}

.shield-ring {
  position: absolute;
  inset: -14px;
  border: 1px dashed rgba(79,229,184,.3);
  border-radius: 50%;
  animation: rotateRing 18s linear infinite;
}

@keyframes rotateRing {
  to { transform: rotate(360deg); }
}

.section-kicker.danger {
  color: #ff8c86;
}

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

.security-copy h2 {
  max-width: 800px;
  font-size: clamp(2.6rem, 4.5vw, 5rem);
}

.security-copy > p {
  max-width: 760px;
  margin: 1.4rem 0 0;
  color: rgba(255,255,255,.62);
  line-height: 1.75;
}

.security-copy > p strong {
  color: white;
}

.security-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.3rem;
  margin-top: 2rem;
}

.security-actions .button-dark {
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(12px);
}

.security-note {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  color: rgba(255,255,255,.45);
  font-size: .68rem;
}

.security-note i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #ff756e;
}

.security-code {
  position: relative;
  z-index: 2;
  display: grid;
  gap: .3rem;
  padding: 1.2rem;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  background: rgba(255,255,255,.035);
}

.security-code span {
  margin-top: .5rem;
  color: rgba(255,255,255,.33);
  font-size: .5rem;
  font-weight: 800;
  letter-spacing: .15em;
}

.security-code strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .75rem;
}

.security-code .green {
  color: #4fe5b8;
}

.closing {
  text-align: center;
}

.closing > div {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  color: var(--green);
  font-size: .75rem;
  font-weight: 900;
  letter-spacing: .16em;
}

.closing img {
  width: 40px;
}

.closing h2 {
  margin: 1.8rem auto 0;
}

.closing h2 em {
  color: var(--green);
  font-style: normal;
}

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

.site-footer {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 25px;
  padding-top: 2rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--line);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-weight: 800;
}

.footer-brand img {
  width: 31px;
}

.site-footer p {
  margin: .7rem 0 0;
  color: #8b969b;
  font-size: .64rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
}

.footer-links a,
.footer-links button {
  padding: 0;
  border: 0;
  color: #69757b;
  background: none;
  font-size: .7rem;
  font-weight: 700;
  cursor: pointer;
}

.access-dialog {
  width: min(620px, calc(100% - 28px));
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 30px;
  color: var(--ink);
  background: transparent;
}

.access-dialog::backdrop {
  background: rgba(9,16,29,.54);
  backdrop-filter: blur(12px);
}

.dialog-shell {
  position: relative;
  padding: clamp(1.5rem, 5vw, 3rem);
  border: 1px solid rgba(255,255,255,.85);
  border-radius: 30px;
  box-shadow: 0 40px 100px rgba(0,0,0,.23);
  background: rgba(250,253,252,.95);
}

.dialog-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: grid;
  width: 38px;
  height: 38px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  background: white;
  font-size: 1.4rem;
  cursor: pointer;
}

.dialog-icon {
  display: grid;
  width: 72px;
  height: 72px;
  margin-bottom: 1.5rem;
  place-items: center;
  border-radius: 22px;
  background: var(--mint);
}

.dialog-icon img {
  width: 54px;
}

.dialog-shell h2 {
  margin: .7rem 0 .7rem;
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1;
  letter-spacing: -.055em;
}

.dialog-shell > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.access-options {
  display: grid;
  gap: .7rem;
  margin-top: 1.6rem;
}

.access-option {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: white;
  transition: border-color .25s ease, transform .25s ease;
}

.access-option:hover {
  border-color: rgba(15,110,86,.35);
  transform: translateX(5px);
}

.access-option-icon {
  display: grid;
  height: 48px;
  place-items: center;
  border-radius: 14px;
  color: var(--green);
  background: var(--mint);
  font-size: .67rem;
  font-weight: 900;
}

.access-option > span:nth-child(2) {
  display: grid;
}

.access-option strong {
  font-size: .85rem;
}

.access-option small {
  margin-top: .25rem;
  color: var(--muted);
  font-size: .65rem;
}

.access-option b {
  color: var(--green);
}

.dialog-warning {
  display: flex;
  align-items: center;
  gap: .55rem;
  margin-top: 1.2rem;
  color: #8a5c5a;
  font-size: .65rem;
}

.dialog-warning i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--danger);
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .hero h1 {
    font-size: clamp(3.6rem, 7vw, 5.8rem);
  }

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

  .security-panel {
    grid-template-columns: 150px 1fr;
  }

  .security-code {
    display: none;
  }
}

@media (max-width: 900px) {
  .section-shell,
  .site-header {
    width: min(calc(100% - 30px), var(--max));
  }

  .site-header {
    top: 12px;
    min-height: 64px;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    display: grid;
    padding: .6rem;
    border: 1px solid rgba(255,255,255,.9);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(22,70,59,.16);
    background: rgba(250,253,252,.96);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: .25s ease;
  }

  .main-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .main-nav > a,
  .nav-access {
    width: 100%;
    justify-content: center;
    margin: 0;
    text-align: center;
  }

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

  .hero-copy {
    text-align: center;
  }

  .hero-lead {
    margin-inline: auto;
  }

  .hero-actions,
  .hero-meta {
    justify-content: center;
  }

  .hero-visual {
    min-height: 580px;
  }

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

  .section-heading,
  .explorer {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 1.5rem;
  }

  .mission-panel {
    max-width: none;
  }

  .explorer-console {
    min-height: 500px;
  }

  .security-panel {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .security-graphic {
    margin-inline: auto;
  }

  .security-actions {
    justify-content: center;
  }
}

@media (max-width: 620px) {
  .brand-copy small {
    display: none;
  }

  .hero {
    padding-top: 125px;
    padding-bottom: 70px;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-meta {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-meta > div {
    text-align: left;
  }

  .hero-visual {
    min-height: 470px;
  }

  .hero-visual::before {
    inset: 5%;
  }

  .holo-panel {
    width: 135px;
    padding: .8rem;
  }

  .holo-left {
    top: 11%;
  }

  .holo-right {
    bottom: 14%;
  }

  .visual-caption {
    bottom: 2%;
  }

  .scroll-cue {
    display: none;
  }

  .stats-strip,
  .research-grid {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    margin-bottom: 70px;
  }

  .research,
  .explorer,
  .security,
  .closing {
    padding-block: 70px;
  }

  .domain-card {
    min-height: 330px;
  }

  .explorer-console {
    min-height: 430px;
  }

  .security-panel {
    padding: 2rem 1.25rem;
  }

  .security-graphic {
    width: 130px;
    height: 130px;
  }

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

  .access-option {
    grid-template-columns: 42px 1fr auto;
    gap: .7rem;
  }

  .access-option-icon {
    height: 42px;
  }
}

@media (pointer: coarse) {
  .cursor-glow {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .cursor-glow {
    display: none;
  }
}