:root {
  color-scheme: dark;
  --bg0: #050711;
  --bg1: #070a16;
  --bg2: #0b1020;
  --text: #f8fafc;
  --muted: #94a3b8;
  --soft: #cbd5e1;
  --cyan: #38bdf8;
  --violet: #8b5cf6;
  --green: #22c55e;
  --amber: #f59e0b;
  --glass: rgba(255,255,255,.07);
  --glass-2: rgba(255,255,255,.105);
  --border: rgba(255,255,255,.16);
  --border-strong: rgba(255,255,255,.28);
  --shadow: 0 32px 110px rgba(0,0,0,.46);
  --shadow-soft: 0 18px 55px rgba(0,0,0,.30);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at var(--pointer-x, 50%) var(--pointer-y, 10%), rgba(56,189,248,.20), transparent 27rem),
    radial-gradient(circle at 74% -8%, rgba(139,92,246,.28), transparent 34rem),
    radial-gradient(circle at 12% 78%, rgba(34,197,94,.10), transparent 32rem),
    linear-gradient(180deg, var(--bg0), var(--bg1) 46%, var(--bg2));
  font-family: var(--font);
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.032) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.75), transparent 78%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(110deg, transparent 0 35%, rgba(255,255,255,.035) 48%, transparent 64% 100%);
  transform: translateX(-42%);
  animation: surfaceSweep 10s ease-in-out infinite;
  opacity: .62;
}

a, button, input {
  font: inherit;
}

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

button {
  cursor: pointer;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.ambient-orb {
  position: absolute;
  width: 42rem;
  height: 42rem;
  border-radius: 999px;
  filter: blur(46px);
  opacity: .35;
  mix-blend-mode: screen;
}

.orb-a {
  top: -18rem;
  right: -8rem;
  background: rgba(139,92,246,.56);
}

.orb-b {
  left: -18rem;
  top: 20rem;
  background: rgba(56,189,248,.45);
}

.orb-c {
  right: 14%;
  bottom: -24rem;
  background: rgba(34,197,94,.18);
}

.site-nav {
  position: sticky;
  top: 16px;
  z-index: 20;
  width: min(1180px, calc(100% - 32px));
  min-height: 72px;
  margin: 16px auto 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 10px 12px 10px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(5,7,17,.70);
  box-shadow: 0 20px 70px rgba(0,0,0,.34);
  backdrop-filter: blur(24px);
}

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

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 17px;
  color: #03101d;
  font-weight: 950;
  letter-spacing: -.07em;
  background: linear-gradient(135deg, #67e8f9, #a78bfa 74%, #f0abfc);
  box-shadow: 0 0 44px rgba(56,189,248,.22);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 15px;
  letter-spacing: -.02em;
}

.brand small {
  color: var(--muted);
  font-size: 11px;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.nav-links a,
.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.nav-links a {
  color: var(--soft);
}

.nav-links a:hover,
.btn:hover,
.nav-cta:hover {
  transform: translateY(-1px);
  border-color: var(--border-strong);
  background: rgba(255,255,255,.08);
}

.nav-cta,
.btn-primary {
  color: #03101d;
  border-color: rgba(255,255,255,.34);
  background: linear-gradient(135deg, #67e8f9, #a78bfa);
  box-shadow: 0 18px 52px rgba(56,189,248,.22), inset 0 1px 0 rgba(255,255,255,.42);
}

.btn-glass {
  color: var(--text);
  background: rgba(255,255,255,.08);
  border-color: var(--border);
}

main,
.footer {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: calc(100vh - 96px);
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(520px, 1.1fr);
  gap: clamp(26px, 5vw, 70px);
  align-items: center;
  padding: clamp(52px, 8vw, 105px) 0 56px;
}

.badge-line,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: max-content;
  max-width: 100%;
  margin: 0 0 18px;
  padding: 8px 12px;
  border: 1px solid rgba(56,189,248,.20);
  border-radius: 999px;
  color: #bae6fd;
  background: rgba(56,189,248,.08);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 6px rgba(34,197,94,.14);
}

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

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(52px, 7.6vw, 102px);
  line-height: .87;
  letter-spacing: -.075em;
}

h1 span {
  display: block;
  width: max-content;
  max-width: 100%;
  color: transparent;
  background: linear-gradient(135deg, #fff, #bae6fd 48%, #c4b5fd 82%);
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: 0 0 60px rgba(56,189,248,.12);
}

h2 {
  margin-bottom: 12px;
  font-size: clamp(34px, 4.8vw, 64px);
  line-height: .96;
  letter-spacing: -.06em;
}

h3 {
  margin-bottom: 14px;
  font-size: 24px;
  letter-spacing: -.045em;
}

.lead,
.section-head p,
.security-panel p {
  max-width: 700px;
  color: var(--muted);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-proof span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--soft);
  background: rgba(255,255,255,.055);
  font-size: 12px;
  font-weight: 800;
}

.hero-stage {
  position: relative;
  min-height: 660px;
  isolation: isolate;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 42px;
  background:
    radial-gradient(circle at var(--glow-x, 50%) var(--glow-y, 34%), rgba(56,189,248,.18), transparent 18rem),
    linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.035));
  box-shadow: var(--shadow);
  backdrop-filter: blur(28px);
  perspective: 1200px;
  transform-style: preserve-3d;
  overflow: hidden;
}

.hero-stage::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,255,255,.22), transparent 38%, rgba(56,189,248,.18) 72%, transparent);
  opacity: .75;
  pointer-events: none;
}

.hero-stage::after {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,.25), transparent 68%);
  filter: blur(8px);
  transform: translateZ(-120px);
}

.stage-grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(circle, rgba(0,0,0,.75), transparent 74%);
}

.stage-rings span {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px solid rgba(148,163,184,.24);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(66deg) rotateZ(var(--rz, 0deg));
}

.stage-rings span:nth-child(1) { width: 78%; height: 78%; --rz: -18deg; }
.stage-rings span:nth-child(2) { width: 58%; height: 58%; --rz: 21deg; }
.stage-rings span:nth-child(3) { width: 38%; height: 38%; --rz: 58deg; }

.core-card,
.module-card,
.signal-panel {
  position: absolute;
  border: 1px solid rgba(255,255,255,.17);
  background: rgba(9,13,28,.72);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(24px);
}

.core-card {
  z-index: 5;
  left: 50%;
  top: 48%;
  width: 178px;
  height: 178px;
  display: grid;
  place-items: center;
  padding: 18px;
  border-radius: 44px;
  transform: translate(-50%, -50%) translateZ(90px) rotateX(5deg);
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(56,189,248,.36), transparent 62%),
    rgba(9,13,28,.80);
  box-shadow: 0 0 90px rgba(56,189,248,.22), var(--shadow-soft);
}

.core-card small,
.module-card small,
.signal-panel small {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.core-card strong {
  display: block;
  color: #fff;
  font-size: 38px;
  letter-spacing: -.07em;
}

.core-card span,
.module-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.module-card {
  z-index: 3;
  min-width: 150px;
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 22px;
  transform: translateZ(var(--z, 40px));
}

.module-card strong {
  color: #fff;
  font-size: 16px;
}

.module-a { left: 8%; top: 18%; --z: 72px; }
.module-b { right: 8%; top: 16%; --z: 110px; }
.module-c { left: 14%; top: 58%; --z: 52px; }
.module-d { right: 7%; top: 47%; --z: 92px; }
.module-e { left: 42%; top: 8%; --z: 126px; }
.module-f { left: 42%; bottom: 7%; --z: 70px; }
.module-g { right: 22%; bottom: 22%; --z: 130px; }

.signal-panel {
  z-index: 4;
  left: 24px;
  right: 24px;
  bottom: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 12px;
  border-radius: 24px;
}

.signal-panel div {
  min-height: 72px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 18px;
  background: rgba(255,255,255,.05);
}

.signal-panel strong {
  color: #fff;
  font-size: 14px;
}

.section {
  margin: 38px 0;
  padding: clamp(26px, 4vw, 42px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at var(--glow-x, 20%) var(--glow-y, 0%), rgba(139,92,246,.14), transparent 22rem),
    rgba(255,255,255,.055);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(24px);
}

.section-head {
  max-width: 810px;
}

.os-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.os-card,
.tower-card,
.timeline article,
.login-card,
.security-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at var(--glow-x, 0%) var(--glow-y, 0%), rgba(56,189,248,.13), transparent 15rem),
    rgba(255,255,255,.065);
  box-shadow: 0 16px 46px rgba(0,0,0,.20);
  backdrop-filter: blur(18px);
}

.os-card {
  min-height: 210px;
  display: grid;
  align-content: space-between;
  gap: 14px;
  padding: 20px;
}

.os-card i {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(56,189,248,.20);
  border-radius: 15px;
  color: var(--cyan);
  background: rgba(56,189,248,.08);
  font-style: normal;
  font-weight: 900;
}

.os-card b {
  font-size: 20px;
  letter-spacing: -.035em;
}

.os-card span {
  color: var(--muted);
  line-height: 1.48;
}

.os-card strong {
  width: max-content;
  max-width: 100%;
  padding: 7px 9px;
  border-radius: 999px;
  color: #bbf7d0;
  background: rgba(34,197,94,.10);
  font-size: 12px;
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 31px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(56,189,248,.55), rgba(139,92,246,.55), transparent);
}

.timeline article {
  position: relative;
  min-height: 150px;
  padding: 18px;
}

.timeline article::before {
  content: "";
  width: 12px;
  height: 12px;
  display: block;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 8px rgba(56,189,248,.12);
}

.timeline span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.timeline b,
.timeline small {
  display: block;
}

.timeline b {
  margin: 8px 0 6px;
  font-size: 18px;
}

.timeline small {
  color: var(--muted);
  line-height: 1.45;
}

.tower-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .66fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 26px;
}

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

.tower-card {
  position: relative;
  min-height: 148px;
  display: grid;
  align-content: space-between;
  padding: 18px;
}

.tower-card b {
  font-size: 17px;
}

.tower-card span {
  color: var(--muted);
  line-height: 1.45;
}

.tower-card.ok {
  border-color: rgba(34,197,94,.25);
}

.tower-card.warn {
  border-color: rgba(245,158,11,.30);
}

.tower-card.loading {
  overflow: hidden;
}

.tower-card.loading::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-110%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
  animation: shimmer 1.35s linear infinite;
}

.login-card {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.login-card label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .07em;
}

.login-card input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--border);
  border-radius: 15px;
  padding: 12px 13px;
  color: var(--text);
  background: rgba(255,255,255,.07);
  outline: none;
}

.login-card input:focus {
  border-color: rgba(56,189,248,.48);
  box-shadow: 0 0 0 4px rgba(56,189,248,.11);
}

.form-status {
  min-height: 20px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.form-status.ok { color: #86efac; }
.form-status.err { color: #fca5a5; }

.security-section {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.security-panel {
  padding: clamp(30px, 5vw, 58px);
  text-align: center;
}

.security-panel h2,
.security-panel p,
.security-panel .hero-actions {
  margin-left: auto;
  margin-right: auto;
  justify-content: center;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 30px 0 46px;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,.10);
}

.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .58s ease, transform .58s ease, filter .58s ease;
}

.landing-premium.js-reveal-ready .reveal:not(.is-visible) {
  opacity: .001;
  transform: translateY(18px);
  filter: blur(5px);
}

.landing-premium.js-reveal-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

.os-card,
.tower-card,
.timeline article,
.module-card,
.btn {
  will-change: transform;
}

.os-card:hover,
.tower-card:hover,
.timeline article:hover,
.module-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: 0 22px 64px rgba(56,189,248,.10), var(--shadow-soft);
}

@keyframes surfaceSweep {
  0%, 65%, 100% { transform: translateX(-46%); opacity: 0; }
  12%, 44% { opacity: .55; }
  38% { transform: translateX(42%); opacity: 0; }
}

@keyframes shimmer {
  to { transform: translateX(110%); }
}

@media (max-width: 1100px) {
  .site-nav {
    grid-template-columns: 1fr auto;
    border-radius: 28px;
  }

  .nav-links {
    order: 3;
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero,
  .tower-layout {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 560px;
  }

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

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

@media (max-width: 740px) {
  main,
  .footer,
  .site-nav {
    width: min(100% - 24px, 1180px);
  }

  .site-nav {
    top: 10px;
  }

  .brand small,
  .nav-cta {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 42px;
  }

  h1 {
    font-size: clamp(44px, 13vw, 66px);
  }

  .hero-stage {
    min-height: 520px;
    border-radius: 30px;
  }

  .module-card {
    min-width: 128px;
    padding: 12px;
  }

  .module-a { left: 4%; top: 17%; }
  .module-b { right: 4%; top: 18%; }
  .module-c { left: 5%; top: 58%; }
  .module-d { right: 5%; top: 55%; }
  .module-e { left: 37%; top: 7%; }
  .module-f { left: 36%; bottom: 9%; }
  .module-g { right: 20%; bottom: 25%; }

  .core-card {
    width: 148px;
    height: 148px;
    border-radius: 36px;
  }

  .core-card strong {
    font-size: 31px;
  }

  .signal-panel,
  .tower-grid,
  .os-grid,
  .timeline {
    grid-template-columns: 1fr;
  }

  .signal-panel {
    left: 14px;
    right: 14px;
    bottom: 14px;
  }

  .footer {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-actions .btn,
  .btn-primary,
  .btn-glass {
    width: 100%;
  }

  .hero-stage {
    min-height: 430px;
  }

  .signal-panel {
    display: none;
  }

  .module-card {
    min-width: 112px;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }

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