:root {
  color-scheme: dark;
  --bg: #0a0a0f;
  --surface: #14141b;
  --surface-strong: #181820;
  --border: #2b2b38;
  --border-soft: rgba(154, 154, 168, 0.18);
  --text: #f4f4f6;
  --muted: #b6b6c1;
  --quiet: #858593;
  --cyan: #01d2fe;
  --accent: #01d2fe;
  --accent-rgb: 1, 210, 254;
  --accent-2: #7de2a8;
  --success: #7de2a8;
  --amber: #f4b65d;
  --danger: #ff9f95;
  --max: 1120px;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
}

body.healthcare { --accent: #5dd8f7; --accent-rgb: 93, 216, 247; --accent-2: #7de2a8; }
body.education { --accent: #a78bfa; --accent-rgb: 167, 139, 250; --accent-2: #5dd8f7; }
body.manufacturing { --accent: #f4b65d; --accent-rgb: 244, 182, 93; --accent-2: #7de2a8; }
body.security { --accent: #ff8178; --accent-rgb: 255, 129, 120; --accent-2: #f4b65d; }

*, *::before, *::after { box-sizing: border-box; }
html { font-size: 17px; scroll-behavior: smooth; scroll-padding-top: 94px; }
body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 78% 2%, rgba(var(--accent-rgb), 0.14), transparent 32rem),
    radial-gradient(circle at 4% 40%, rgba(72, 25, 163, 0.11), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
::selection { background: rgba(var(--accent-rgb), 0.28); color: white; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 10px 14px; border-radius: 8px; background: var(--text); color: var(--bg); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.section { padding: 104px 0; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font: 500 0.74rem/1.4 "JetBrains Mono", ui-monospace, monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.section-title { max-width: 850px; margin: 0; font: 700 clamp(2.2rem, 5.2vw, 4.55rem)/1.02 "Space Grotesk", Inter, sans-serif; letter-spacing: -0.047em; }
.section-lede { max-width: 750px; margin: 24px 0 0; color: var(--muted); font-size: 1.08rem; }

header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--border-soft); background: rgba(10, 10, 15, 0.88); backdrop-filter: blur(18px); }
nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; border-radius: 8px; }
.brand img { width: 168px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 25px; color: #b9b9c3; font-size: 0.84rem; }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--text); }
.button { min-height: 48px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 9px; font-weight: 650; text-decoration: none; transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #061014; }
.button-secondary { border-color: #3a3a49; background: rgba(20, 20, 27, 0.62); color: var(--text); }
.button-small { min-height: 40px; padding-inline: 17px; font-size: 0.8rem; }

.hero { padding: 118px 0 90px; }
.hero-grid { display: grid; grid-template-columns: 1.03fr 0.97fr; gap: 76px; align-items: center; }
.hero h1 { max-width: 760px; margin: 0; font: 700 clamp(3.25rem, 6.6vw, 6rem)/0.92 "Space Grotesk", Inter, sans-serif; letter-spacing: -0.061em; }
.hero h1 span { display: block; }
.hero h1 .accent { color: var(--accent); }
.hero-copy { max-width: 690px; margin: 30px 0 0; color: var(--muted); font-size: 1.13rem; }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-note { margin: 21px 0 0; color: var(--quiet); font-size: 0.79rem; }

.artifact { position: relative; padding: 20px; border: 1px solid rgba(var(--accent-rgb), 0.27); border-radius: 24px; background: linear-gradient(145deg, rgba(22, 22, 30, 0.96), rgba(12, 12, 18, 0.92)); box-shadow: var(--shadow); overflow: hidden; }
.artifact::before { position: absolute; top: -100px; right: -90px; width: 250px; height: 250px; border-radius: 50%; background: rgba(var(--accent-rgb), 0.14); filter: blur(30px); content: ""; }
.artifact-head { position: relative; padding: 8px 8px 20px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.artifact-title { font: 500 0.7rem "JetBrains Mono", ui-monospace, monospace; letter-spacing: 0.09em; text-transform: uppercase; }
.artifact-state { color: var(--success); font: 0.63rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }
.artifact-state::before { margin-right: 7px; content: "●"; }
.artifact-body { position: relative; display: grid; gap: 10px; }
.artifact-row { min-height: 76px; padding: 16px 17px; display: grid; grid-template-columns: 38px 1fr auto; gap: 14px; align-items: center; border: 1px solid var(--border); border-radius: 12px; background: rgba(8, 8, 13, 0.68); }
.artifact-key { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; background: rgba(var(--accent-rgb), 0.1); color: var(--accent); font: 600 0.67rem "JetBrains Mono", ui-monospace, monospace; }
.artifact-copy strong { display: block; font: 600 0.94rem "Space Grotesk", Inter, sans-serif; }
.artifact-copy span { display: block; margin-top: 3px; color: var(--quiet); font-size: 0.73rem; }
.artifact-mark { color: #a7a7b1; font: 0.59rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }
.artifact-foot { padding: 18px 8px 5px; color: var(--quiet); font-size: 0.73rem; }
.artifact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.artifact-tile { min-height: 118px; padding: 17px; border: 1px solid var(--border); border-radius: 12px; background: rgba(8, 8, 13, 0.68); }
.artifact-tile span { color: var(--accent); font: 0.61rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }
.artifact-tile strong { display: block; margin-top: 24px; font: 600 0.94rem "Space Grotesk", Inter, sans-serif; }
.artifact-tile small { display: block; margin-top: 5px; color: var(--quiet); }

.status-band { border-block: 1px solid var(--border-soft); background: rgba(17, 17, 24, 0.67); }
.status-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.status-item { padding: 31px 28px; }
.status-item + .status-item { border-left: 1px solid var(--border-soft); }
.status-item span { color: var(--accent-2); font: 0.64rem "JetBrains Mono", ui-monospace, monospace; letter-spacing: 0.06em; text-transform: uppercase; }
.status-item strong { display: block; margin-top: 9px; font: 600 1rem "Space Grotesk", Inter, sans-serif; }
.status-item p { margin: 7px 0 0; color: var(--muted); font-size: 0.84rem; }

.journey { margin-top: 60px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.journey-step { position: relative; padding: 0 30px 0 0; }
.journey-step:not(:last-child)::after { position: absolute; top: 21px; right: 13px; left: 57px; height: 1px; background: linear-gradient(90deg, rgba(var(--accent-rgb), 0.44), rgba(43, 43, 56, 0.4)); content: ""; }
.journey-number { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid rgba(var(--accent-rgb), 0.33); border-radius: 50%; background: rgba(var(--accent-rgb), 0.09); color: var(--accent); font: 0.7rem "JetBrains Mono", ui-monospace, monospace; }
.journey-step h3 { margin: 25px 0 9px; font: 650 1.15rem "Space Grotesk", Inter, sans-serif; }
.journey-step p { margin: 0; color: var(--muted); font-size: 0.91rem; }

.card-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.content-card { min-height: 300px; padding: 30px; border: 1px solid var(--border); border-radius: 17px; background: rgba(20, 20, 27, 0.78); }
.content-card-icon { width: 46px; height: 46px; padding: 11px; border: 1px solid rgba(var(--accent-rgb), 0.21); border-radius: 12px; background: rgba(var(--accent-rgb), 0.08); color: var(--accent); }
.content-card h3 { margin: 45px 0 11px; font: 650 1.3rem "Space Grotesk", Inter, sans-serif; }
.content-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.content-card .card-state { display: inline-flex; margin-top: 24px; color: var(--accent-2); font: 0.63rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }

.evidence-section { background: linear-gradient(180deg, transparent, rgba(20, 20, 27, 0.4), transparent); }
.evidence-ledger { margin-top: 55px; display: grid; gap: 10px; }
.evidence-row { padding: 23px 25px; display: grid; grid-template-columns: 160px 1fr 1fr; gap: 24px; align-items: center; border: 1px solid var(--border); border-radius: 13px; background: rgba(12, 12, 18, 0.73); }
.evidence-row .state { width: fit-content; padding: 6px 9px; border-radius: 999px; background: rgba(125, 226, 168, 0.08); color: var(--success); font: 0.61rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }
.evidence-row .state.validation { background: rgba(244, 182, 93, 0.08); color: var(--amber); }
.evidence-row strong { font: 650 1.03rem "Space Grotesk", Inter, sans-serif; }
.evidence-row p { margin: 0; color: var(--muted); font-size: 0.88rem; }

.boundary-panel { padding: 54px; display: grid; grid-template-columns: 0.82fr 1.18fr; gap: 62px; border: 1px solid rgba(244, 182, 93, 0.22); border-radius: 22px; background: radial-gradient(circle at 8% 12%, rgba(244, 182, 93, 0.1), transparent 24rem), rgba(18, 18, 24, 0.77); }
.boundary-panel h2 { margin: 0; font: 700 clamp(2.1rem, 4.6vw, 3.8rem)/1.03 "Space Grotesk", Inter, sans-serif; letter-spacing: -0.043em; }
.boundary-list { display: grid; gap: 10px; }
.boundary-row { padding: 17px 18px; display: grid; grid-template-columns: 24px 1fr; gap: 12px; border: 1px solid var(--border); border-radius: 11px; background: rgba(8, 8, 13, 0.56); color: var(--muted); font-size: 0.91rem; }
.boundary-row::before { color: var(--amber); content: "×"; font-weight: 700; }
.boundary-row strong { color: var(--text); }

.source-panel { padding: 40px; display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 54px; border: 1px solid var(--border); border-radius: 18px; background: rgba(20, 20, 27, 0.7); }
.source-panel h2 { margin: 0; font: 650 clamp(1.8rem, 4vw, 3rem)/1.05 "Space Grotesk", Inter, sans-serif; letter-spacing: -0.035em; }
.source-panel p { margin: 18px 0 0; color: var(--muted); }
.source-links { display: grid; gap: 10px; }
.source-link { padding: 17px 18px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border: 1px solid var(--border); border-radius: 11px; background: rgba(8, 8, 13, 0.55); color: #d5d5dc; text-decoration: none; }
.source-link:hover { border-color: rgba(var(--accent-rgb), 0.34); }
.source-link span { color: var(--accent); font: 0.61rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }

.faq-grid { margin-top: 48px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
details { border: 1px solid var(--border); border-radius: 13px; background: rgba(20, 20, 27, 0.78); }
summary { padding: 21px 24px; cursor: pointer; font-weight: 650; }
details p { margin: 0; padding: 0 24px 23px; color: var(--muted); font-size: 0.94rem; }
details a { color: var(--accent); }

.related { padding: 0 0 104px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.related-link { min-height: 130px; padding: 24px; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--border); border-radius: 14px; background: rgba(20, 20, 27, 0.65); text-decoration: none; }
.related-link:hover { border-color: rgba(var(--accent-rgb), 0.34); }
.related-link span { color: var(--quiet); font: 0.61rem "JetBrains Mono", ui-monospace, monospace; text-transform: uppercase; }
.related-link strong { color: var(--accent); font: 600 1rem "Space Grotesk", Inter, sans-serif; }

.cta-wrap { padding: 0 0 112px; }
.cta { padding: 70px; text-align: center; border: 1px solid rgba(var(--accent-rgb), 0.3); border-radius: 24px; background: radial-gradient(circle at 50% 0%, rgba(var(--accent-rgb), 0.13), transparent 27rem), #111117; box-shadow: var(--shadow); }
.cta h2 { max-width: 820px; margin: 0 auto; font: 700 clamp(2.4rem, 5.2vw, 4.6rem)/0.98 "Space Grotesk", Inter, sans-serif; letter-spacing: -0.05em; }
.cta p { max-width: 710px; margin: 24px auto 30px; color: var(--muted); }

footer { padding: 28px 0 40px; border-top: 1px solid var(--border-soft); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; color: #797986; font-size: 0.78rem; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { width: 124px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--text); }

@media (max-width: 920px) {
  .hero-grid, .boundary-panel, .source-panel { grid-template-columns: 1fr; }
  .hero-grid { gap: 54px; }
  .artifact { width: min(100%, 660px); margin-inline: auto; }
  .journey { grid-template-columns: 1fr 1fr; gap: 42px 0; }
  .journey-step:nth-child(2)::after { display: none; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .content-card:last-child { grid-column: 1 / -1; min-height: 250px; }
  .boundary-panel, .source-panel { gap: 38px; }
}

@media (max-width: 680px) {
  .shell { width: min(calc(100% - 32px), var(--max)); }
  .section { padding: 84px 0; }
  nav { min-height: 70px; }
  .nav-links a:not(.button) { display: none; }
  .brand img { width: 150px; }
  .hero { padding: 94px 0 70px; }
  .hero h1 { font-size: clamp(3.2rem, 16vw, 5rem); }
  .hero-actions { display: grid; }
  .status-grid, .journey, .card-grid, .faq-grid, .related-grid { grid-template-columns: 1fr; }
  .status-item + .status-item { border-top: 1px solid var(--border-soft); border-left: 0; }
  .journey { gap: 34px; }
  .journey-step { min-height: 120px; padding-left: 66px; }
  .journey-number { position: absolute; left: 0; top: 0; }
  .journey-step:not(:last-child)::after { display: block; top: 54px; bottom: -27px; left: 21px; width: 1px; height: auto; }
  .journey-step h3 { margin-top: 0; }
  .content-card, .content-card:last-child { min-height: 250px; grid-column: auto; }
  .content-card h3 { margin-top: 34px; }
  .evidence-row { grid-template-columns: 1fr; gap: 13px; }
  .boundary-panel, .source-panel { padding: 34px 24px; }
  .artifact-row { grid-template-columns: 38px 1fr; }
  .artifact-mark { grid-column: 2; }
  .artifact-grid { grid-template-columns: 1fr; }
  .cta { padding: 54px 24px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}