:root {
  --page-selection: var(--accent, #6baadc);
  --page-selection-text: var(--bg, #0a1420);
  --overlay-grid-image:
    linear-gradient(to right, rgba(107,170,220,.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(107,170,220,.02) 1px, transparent 1px);
  --overlay-grid-size: 80px 80px;
  --overlay-glow-image:
    radial-gradient(circle at 30% 20%, rgba(107,170,220,.04) 0%, transparent 40%),
    radial-gradient(circle at 70% 80%, rgba(78,205,196,.03) 0%, transparent 40%);
  --nav-link-gap: 32px;
  --hero-padding: 160px 48px 80px;
  --hero-columns: 1.1fr 1fr;
  --hero-gap: 48px;
  --hero-glow-top: 50%;
  --hero-glow-right: -200px;
  --hero-glow-left: auto;
  --hero-glow-width: 800px;
  --hero-glow-height: 800px;
  --hero-glow-transform: translateY(-50%);
  --hero-glow: radial-gradient(circle, rgba(107,170,220,.08) 0%, transparent 50%);
  --hero-tag-color: var(--accent-br, var(--accent, #6baadc));
  --hero-tag-border: rgba(107,170,220,.3);
  --hero-tag-bg: rgba(107,170,220,.05);
  --hero-tag-dot: var(--hero-tag-color);
  --hero-meta-margin-top: 16px;
  --hero-lede-max-width: 560px;
  --btn-primary-bg: var(--accent-br, var(--accent, #6baadc));
  --btn-primary-text: var(--bg, #0a1420);
  --eyebrow-color: var(--accent-br, var(--accent, #6baadc));
  --h1-font: var(--sans, sans-serif);
  --h1-weight: 200;
  --h1-size: clamp(44px, 5.6vw, 80px);
  --h1-line-height: 1.02;
  --h1-letter-spacing: -.02em;
  --h1-margin-bottom: 32px;
  --h2-font: var(--sans, sans-serif);
  --h2-weight: 300;
  --h2-size: clamp(32px, 3.8vw, 52px);
  --h2-line-height: 1.1;
  --h2-letter-spacing: -.01em;
  --h2-margin-bottom: 32px;
  --section-lede-margin-bottom: 60px;
  --strip-columns: repeat(4, 1fr);
  --strip-gap: 48px;
  --strip-item-padding-left: 20px;
  --strip-number-font: var(--serif, var(--sans, sans-serif));
  --strip-number-weight: 300;
  --strip-number-size: 46px;
  --strip-unit-size: 13px;
  --strip-label-size: 11px;
  --strip-label-margin-top: 10px;
  --specs-accent: var(--eyebrow-color);
  --cta-glow: radial-gradient(ellipse at center, rgba(107,170,220,.08) 0%, transparent 50%);
  --foot-brand-font: var(--sans, sans-serif);
  --foot-brand-weight: 600;
  --foot-brand-style: normal;
  --foot-brand-margin-bottom: 4px;
  --strip-columns-tablet: repeat(3, 1fr);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans, sans-serif);
  background: var(--bg, #0a1420);
  color: var(--text, #c8d4e0);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--page-selection);
  color: var(--page-selection-text);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background-image: var(--overlay-grid-image);
  background-size: var(--overlay-grid-size);
  z-index: 1;
}

body::after {
  background-image: var(--overlay-glow-image);
  z-index: 0;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10,20,32,.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-l);
  z-index: 100;
  padding: 14px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono, monospace);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--text);
  text-decoration: none;
}

.logo .mark {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.logo .mark svg {
  width: 20px;
  height: 20px;
}

.logo .sep {
  color: var(--text-faint);
}

.logo .domain {
  color: var(--logo-domain-color, var(--eyebrow-color));
  font-weight: 400;
}

.logo .ver {
  color: var(--text-faint);
  font-weight: 300;
  font-size: 11px;
  margin-left: 4px;
}

nav ul {
  display: flex;
  gap: var(--nav-link-gap);
  list-style: none;
  font-size: 12px;
  font-family: var(--mono, monospace);
  letter-spacing: .05em;
}

nav ul a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color .15s;
}

nav ul a:hover {
  color: var(--text);
}

.nav-cta {
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--btn-primary-text);
  background: var(--btn-primary-bg);
  padding: 8px 16px;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  transition: background .15s, color .15s;
}

.hero {
  position: relative;
  min-height: 100vh;
  padding: var(--hero-padding);
  display: grid;
  grid-template-columns: var(--hero-columns);
  gap: var(--hero-gap);
  align-items: center;
  z-index: 2;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: var(--hero-glow-top);
  right: var(--hero-glow-right);
  left: var(--hero-glow-left);
  width: var(--hero-glow-width);
  height: var(--hero-glow-height);
  transform: var(--hero-glow-transform);
  background: var(--hero-glow);
  pointer-events: none;
  z-index: -1;
  filter: blur(20px);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--hero-tag-color);
  margin-bottom: 40px;
  padding: 6px 12px;
  border: 1px solid var(--hero-tag-border);
  background: var(--hero-tag-bg);
  width: fit-content;
}

.hero-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--hero-tag-dot);
  box-shadow: 0 0 10px var(--hero-tag-dot);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .3; }
}

h1 {
  font-family: var(--h1-font);
  font-weight: var(--h1-weight);
  font-size: var(--h1-size);
  line-height: var(--h1-line-height);
  letter-spacing: var(--h1-letter-spacing);
  margin-bottom: var(--h1-margin-bottom);
  color: var(--text);
}

h1 .stack {
  display: block;
  font-family: var(--sans, sans-serif);
  font-size: .42em;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--text-dim);
  margin-top: 20px;
}

h1 .stack span {
  display: inline-block;
  margin-right: 18px;
}

h1 .stack .plus {
  color: var(--text-faint);
  margin: 0 4px;
}

h1 .sub {
  display: block;
  font-size: .3em;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin-top: 18px;
  line-height: 1.4;
  text-transform: uppercase;
}

.hero-lede {
  font-size: 17px;
  color: var(--text-dim);
  max-width: var(--hero-lede-max-width);
  margin-bottom: 40px;
  line-height: 1.65;
}

.hero-lede strong {
  color: var(--text);
  font-weight: 500;
}

.hero-cta {
  display: flex;
  gap: 16px;
  align-items: center;
}

.btn-primary,
.btn-secondary {
  font-family: var(--mono, monospace);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 14px 24px;
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  color: var(--text);
  border-color: var(--accent);
}

.hero-viz {
  position: relative;
  width: 100%;
}

.hero-viz svg {
  width: 100%;
  height: auto;
  display: block;
}

.hero-meta {
  display: flex;
  justify-content: space-between;
  margin-top: var(--hero-meta-margin-top);
  font-family: var(--mono, monospace);
  font-size: 10px;
  color: var(--text-faint);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.strip {
  position: relative;
  z-index: 2;
  padding: 40px 48px;
  border-top: 1px solid var(--border-l);
  border-bottom: 1px solid var(--border-l);
  display: grid;
  grid-template-columns: var(--strip-columns);
  gap: var(--strip-gap);
  background: rgba(10,20,32,.5);
}

.strip-item {
  padding-left: var(--strip-item-padding-left);
}

.strip-num {
  font-family: var(--strip-number-font);
  font-weight: var(--strip-number-weight);
  font-size: var(--strip-number-size);
  line-height: 1;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.strip-num .unit {
  font-family: var(--mono, monospace);
  font-size: var(--strip-unit-size);
  color: var(--text-dim);
  font-weight: 400;
}

.strip-label {
  font-family: var(--mono, monospace);
  font-size: var(--strip-label-size);
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-dim);
  margin-top: var(--strip-label-margin-top);
}

section {
  position: relative;
  z-index: 2;
  padding: 120px 48px;
  max-width: 1440px;
  margin: 0 auto;
}

.eyebrow {
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--eyebrow-color);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.eyebrow::before {
  content: "§";
  color: var(--text-faint);
}

.eyebrow .num {
  color: var(--text-faint);
  font-weight: 300;
}

h2 {
  font-family: var(--h2-font);
  font-weight: var(--h2-weight);
  font-size: var(--h2-size);
  line-height: var(--h2-line-height);
  letter-spacing: var(--h2-letter-spacing);
  margin-bottom: var(--h2-margin-bottom);
  max-width: 900px;
}

h3 {
  font-family: var(--sans, sans-serif);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: .02em;
  margin-bottom: 12px;
  color: var(--text);
}

.section-lede {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 760px;
  line-height: 1.7;
  margin-bottom: var(--section-lede-margin-bottom);
}

.section-lede strong {
  color: var(--text);
  font-weight: 500;
}

.specs-wrap {
  border: 1px solid var(--border-l);
  background: var(--panel);
}

.specs-row {
  display: grid;
  grid-template-columns: 1fr 3fr;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border-l);
  align-items: start;
}

.specs-row:last-child {
  border-bottom: none;
}

.specs-row:nth-child(even) {
  background: rgba(12,24,36,.4);
}

.specs-label {
  font-family: var(--mono, monospace);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--specs-accent);
  padding-top: 2px;
}

.specs-value {
  font-family: var(--mono, monospace);
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.7;
}

.specs-value strong {
  color: var(--text);
  font-weight: 500;
}

.cta-section {
  padding: 140px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--cta-glow);
  z-index: -1;
}

.cta-section h2 {
  margin: 0 auto 24px;
  max-width: 900px;
  text-align: center;
}

.cta-section .section-lede {
  margin: 0 auto 48px;
  text-align: center;
}

.cta-row {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.cta-note {
  font-family: var(--mono, monospace);
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 32px;
  letter-spacing: .08em;
}

footer {
  border-top: 1px solid var(--border-l);
  padding: 48px 48px 28px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  font-family: var(--mono, monospace);
  font-size: 12px;
  color: var(--text-dim);
  background: var(--header);
  position: relative;
  z-index: 2;
}

footer .foot-title {
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 14px;
}

footer ul {
  list-style: none;
}

footer ul li {
  padding: 4px 0;
}

footer a {
  color: var(--text-dim);
  text-decoration: none;
}

footer a:hover {
  color: var(--text);
}

.foot-brand {
  font-family: var(--foot-brand-font);
  font-weight: var(--foot-brand-weight);
  font-style: var(--foot-brand-style);
  font-size: 18px;
  color: var(--text);
  margin-bottom: var(--foot-brand-margin-bottom);
  letter-spacing: -.02em;
}

.foot-brand-sub {
  font-family: var(--sans, sans-serif);
  font-weight: 300;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.foot-copy {
  font-size: 11px;
  color: var(--text-faint);
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid var(--border-l);
  display: flex;
  justify-content: space-between;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}

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

@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 140px 32px 60px;
  }

  .strip {
    grid-template-columns: var(--strip-columns-tablet);
    gap: 24px;
    padding: 32px;
  }

  section {
    padding: 80px 32px;
  }

  nav {
    padding: 14px 24px;
  }

  nav ul {
    display: none;
  }

  footer {
    grid-template-columns: 1fr 1fr;
    padding: 32px 24px;
  }
}

@media (max-width: 600px) {
  .strip {
    grid-template-columns: 1fr;
  }

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

  nav {
    padding: 12px 16px;
  }

  section {
    padding: 60px 20px;
  }
}