:root {
  color-scheme: dark;
  --bg: #050505;
  --panel-solid: #0d0e10;
  --line: rgba(255, 255, 255, 0.16);
  --line-soft: rgba(255, 255, 255, 0.08);
  --text: #f7f7f4;
  --muted: #b6bac0;
  --muted-2: #838a93;
  --orange: #ff8a00;
  --orange-2: #ffb34a;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.54);
  --radius: 20px;
  --radius-sm: 12px;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "SFMono-Regular", "Cascadia Code", "Liberation Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  background:
    radial-gradient(circle at 80% -10%, rgba(255, 138, 0, 0.10), transparent 32rem),
    radial-gradient(circle at 8% 12%, rgba(11, 44, 78, 0.28), transparent 34rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: auto, auto, 44px 44px, auto;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to bottom, rgba(5, 5, 5, 0.1), rgba(5, 5, 5, 0.75)),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.018), rgba(255,255,255,0.018) 1px, transparent 1px, transparent 9px);
  mix-blend-mode: screen;
  opacity: 0.35;
  z-index: -1;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
p, h1, h2, h3 { margin-top: 0; }
p { color: var(--muted); }
h1, h2, h3 { letter-spacing: -0.04em; line-height: 1.04; }
h1 { margin-bottom: 1.3rem; font-size: clamp(3rem, 7.2vw, 6.8rem); max-width: 14.2ch; }
h2 { margin-bottom: 1rem; font-size: clamp(2rem, 4vw, 4.5rem); }
h3 { margin-bottom: 0.75rem; font-size: clamp(1.1rem, 1.5vw, 1.35rem); }
::selection { color: #0b0b0b; background: var(--orange); }
.skip-link { position: absolute; top: -100px; left: 1rem; z-index: 999; padding: 0.75rem 1rem; color: #050505; background: var(--orange); border-radius: 0.5rem; }
.skip-link:focus { top: 1rem; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: linear-gradient(to bottom, rgba(5, 5, 5, 0.92), rgba(5, 5, 5, 0.72));
  backdrop-filter: blur(18px);
}
.site-header.is-scrolled { border-bottom-color: var(--line-soft); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 86px; gap: 2rem; }
.brand img, .footer-logo img { width: 184px; height: auto; }
.site-nav { display: flex; align-items: center; gap: 0.25rem; }
.site-nav a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 0.9rem;
  color: var(--muted); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid transparent; border-radius: 999px;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--text); border-color: var(--line); background: rgba(255, 255, 255, 0.04); outline: none; }
.site-nav .nav-cta { color: #0b0b0b; background: var(--text); }
.site-nav .nav-cta:hover, .site-nav .nav-cta:focus-visible { color: #0b0b0b; background: var(--orange); }
.nav-toggle {
  display: none; min-height: 44px; padding: 0 1rem; color: var(--text);
  font: 700 0.76rem/1 var(--sans); letter-spacing: 0.12em; text-transform: uppercase;
  background: rgba(255,255,255,0.02); border: 1px solid var(--line); border-radius: 10px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.82fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  min-height: calc(100vh - 86px);
  padding: clamp(3.5rem, 8vh, 6rem) 0 clamp(4rem, 9vh, 7rem);
}
.hero-copy { position: relative; z-index: 2; }
.eyebrow, .section-label, .panel-kicker {
  color: var(--orange); font-family: var(--mono); font-size: 0.73rem; font-weight: 800;
  letter-spacing: 0.18em; line-height: 1.6; text-transform: uppercase;
}
.eyebrow { max-width: 70ch; margin-bottom: 1.6rem; }
.hero-lead { max-width: 74ch; margin-bottom: 2.2rem; color: #d7d9de; font-size: clamp(1.05rem, 1.35vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.button, .email-link {
  display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 1.2rem;
  font-weight: 800; border-radius: 10px; transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}
.button:hover, .button:focus-visible, .email-link:hover, .email-link:focus-visible { transform: translateY(-2px); outline: none; }
.button-primary { color: #050505; background: var(--orange); }
.button-primary:hover, .button-primary:focus-visible { background: var(--orange-2); }
.button-secondary { color: var(--text); background: transparent; border: 1px solid var(--line); }
.button-secondary:hover, .button-secondary:focus-visible { border-color: rgba(255, 138, 0, 0.8); background: rgba(255, 138, 0, 0.08); }

.hero-visual { position: relative; min-height: 620px; }
.visual-frame {
  position: sticky; top: 110px; height: min(680px, calc(100vh - 140px)); min-height: 560px;
  overflow: hidden; isolation: isolate; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255,255,255,0.07), transparent 34%), var(--panel-solid);
  box-shadow: var(--shadow);
}
.visual-frame::before, .visual-frame::after { content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 3; }
.visual-frame::before {
  background: linear-gradient(to right, rgba(255,255,255,0.06) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 84px 84px; opacity: 0.28;
}
.visual-frame::after { border-radius: inherit; box-shadow: inset 0 0 90px rgba(0,0,0,0.92), inset 0 0 0 1px rgba(255,255,255,0.035); }
.chip-photo { width: 100%; height: 100%; object-fit: cover; opacity: 0.82; transform: scale(1.02); }
.visual-shade {
  position: absolute; inset: 0; z-index: 1;
  background: radial-gradient(circle at 64% 30%, rgba(255, 255, 255, 0.08), transparent 20rem), linear-gradient(to bottom, transparent 0%, rgba(5,5,5,0.1) 40%, rgba(5,5,5,0.95) 100%), linear-gradient(to right, rgba(5,5,5,0.78), rgba(5,5,5,0.25));
}
.log-panel {
  position: absolute; right: 1.1rem; bottom: 1.1rem; z-index: 5; width: min(360px, calc(100% - 2.2rem));
  padding: 1.1rem; border: 1px solid rgba(255,255,255,0.16); border-radius: 14px;
  background: rgba(6, 7, 8, 0.76); backdrop-filter: blur(12px);
}
.log-panel code { display: block; color: #d9dde1; font-family: var(--mono); font-size: 0.78rem; line-height: 1.75; white-space: nowrap; }
.log-panel .panel-kicker { display: block; margin-bottom: 0.7rem; color: var(--muted-2); letter-spacing: 0.12em; }
.flow-panel {
  position: absolute; left: 1.1rem; top: 1.1rem; z-index: 5; display: flex; flex-wrap: wrap; align-items: center;
  max-width: calc(100% - 2.2rem); gap: 0.45rem; padding: 0.85rem; color: var(--text);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.12); border-radius: 999px; background: rgba(5,5,5,0.66); backdrop-filter: blur(10px);
}
.flow-panel i { width: 28px; height: 1px; background: linear-gradient(to right, var(--line), var(--orange)); }

.section { padding: clamp(4rem, 8vw, 7.5rem) 0; border-top: 1px solid var(--line-soft); }
.section-grid { display: grid; grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.section-copy p { max-width: 70ch; font-size: 1.05rem; }
.section-head { max-width: 850px; margin-bottom: 2rem; }
.section-head p { max-width: 72ch; font-size: 1.05rem; }
.compact-head { margin-bottom: 1.4rem; }
.cards, .expertise-grid, .method-grid, .proof-grid { display: grid; gap: 1rem; }
.three-cards { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 2.2rem; }
.card, .chain-panel, .split-panel, .proof-panel, .status-panel, .contact-card {
  position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: linear-gradient(145deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012)), rgba(9, 10, 12, 0.78);
}
.card::before, .chain-panel::before, .split-panel::before, .proof-panel::before, .status-panel::before, .contact-card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(130deg, rgba(255, 138, 0, 0.12), transparent 30%, transparent 80%, rgba(255,255,255,0.035));
  opacity: 0; transition: opacity 180ms ease;
}
.card:hover::before, .proof-card:hover::before { opacity: 1; }
.card { min-height: 190px; padding: 1.45rem; }
.card h3, .method-step h3, .proof-card h3 { margin-bottom: 0.7rem; }
.card p, .method-step p, .proof-card p { margin-bottom: 0; }
.card-index { display: block; margin-bottom: 3rem; color: var(--muted-2); font-family: var(--mono); font-size: 0.75rem; }
.accent-card { border-color: rgba(255, 138, 0, 0.42); background: radial-gradient(circle at 18% 18%, rgba(255,138,0,0.16), transparent 20rem), rgba(12, 13, 15, 0.88); }

.chain-panel { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 2rem; align-items: stretch; margin: 2.6rem 0 1rem; padding: 1.6rem; }
.chain-copy h3 { margin-bottom: 0.8rem; }
.chain-copy p:last-child { margin-bottom: 0; }
.chain-steps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.5rem; padding: 0; margin: 0; list-style: none; }
.chain-steps li { display: flex; align-items: center; gap: 0.7rem; min-height: 46px; padding: 0.7rem; color: #e8e9eb; font-size: 0.86rem; border: 1px solid var(--line-soft); border-radius: 10px; background: rgba(255,255,255,0.025); }
.chain-steps span { color: var(--orange); font-family: var(--mono); font-size: 0.75rem; }
.expertise-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.expertise-card { min-height: 260px; }
.wide-card { grid-column: span 3; min-height: 170px; display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 1.2rem; align-items: start; }
.wide-card h3, .wide-card p { grid-column: 2; }
.icon { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 1.6rem; color: var(--orange); border: 1px solid rgba(255, 138, 0, 0.34); border-radius: 13px; background: rgba(255, 138, 0, 0.06); }
.icon svg { width: 25px; height: 25px; stroke: currentColor; stroke-width: 1.55; fill: none; stroke-linecap: round; stroke-linejoin: round; }

.split-panel { display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); gap: clamp(2rem, 5vw, 4.5rem); padding: clamp(1.5rem, 4vw, 3rem); background: radial-gradient(circle at 82% 20%, rgba(255,138,0,0.14), transparent 20rem), linear-gradient(135deg, rgba(255,255,255,0.045), rgba(255,255,255,0.01)), rgba(7, 8, 10, 0.88); }
.check-list, .focus-list { padding: 0; margin: 0; list-style: none; }
.check-list li, .focus-list li { position: relative; padding: 0.95rem 0 0.95rem 2rem; color: #e6e8ec; border-bottom: 1px solid var(--line-soft); }
.check-list li::before, .focus-list li::before { content: ""; position: absolute; top: 1.45rem; left: 0; width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--orange); box-shadow: 0 0 24px rgba(255,138,0,0.72); }

.method-line { height: 1px; margin: 1.5rem 0 1.2rem; background: linear-gradient(to right, var(--orange), var(--line), transparent); }
.method-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.method-step { position: relative; min-height: 250px; padding: 1.1rem 0.95rem 0; border-top: 1px solid var(--line); }
.method-step::before { content: ""; position: absolute; top: -6px; left: 0; width: 10px; height: 10px; border-radius: 50%; background: var(--orange); }
.method-step span { display: block; margin-bottom: 1.4rem; color: var(--muted-2); font-family: var(--mono); font-size: 0.78rem; }
.method-step h3 { font-size: 1.1rem; }
.method-step p { font-size: 0.92rem; }
.engagement-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.proof-panel { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: clamp(2rem, 5vw, 4rem); padding: clamp(1.5rem, 4vw, 3rem); background: radial-gradient(circle at 14% 16%, rgba(255,138,0,0.13), transparent 19rem), rgba(7, 8, 10, 0.88); }
.proof-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.proof-card { position: relative; overflow: hidden; min-height: 210px; padding: 1.3rem; border: 1px solid var(--line-soft); border-radius: 14px; background: rgba(255,255,255,0.026); }
.proof-number { display: block; margin-bottom: 1rem; color: var(--orange); font-family: var(--mono); font-size: clamp(2.1rem, 5vw, 3.5rem); line-height: 1; letter-spacing: -0.08em; }
.status-panel { display: grid; grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr); gap: 3rem; padding: clamp(1.5rem, 4vw, 3rem); }
.location-line { grid-column: 1 / -1; margin: 1rem 0 0; padding-top: 1.2rem; border-top: 1px solid var(--line-soft); }
.contact-section { padding-bottom: clamp(5rem, 8vw, 8rem); }
.contact-card { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: clamp(1.5rem, 4vw, 3rem); background: linear-gradient(145deg, rgba(255, 138, 0, 0.12), transparent 36%), rgba(9, 10, 12, 0.9); }
.contact-card h2 { max-width: 760px; }
.contact-card p { max-width: 72ch; }
.contact-note { margin-bottom: 0; color: var(--muted-2); }
.email-link { flex: 0 0 auto; min-height: 58px; padding-inline: 1.25rem; color: #050505; background: var(--orange); white-space: nowrap; }
.email-link:hover, .email-link:focus-visible { background: var(--orange-2); }
.site-footer { border-top: 1px solid var(--line-soft); background: #030303; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 1.5rem 0; }
.footer-inner p { margin: 0; color: var(--muted-2); font-size: 0.9rem; }
.footer-inner nav { display: flex; gap: 1rem; }
.footer-inner nav a { color: var(--muted); font-size: 0.9rem; }
.footer-inner nav a:hover, .footer-inner nav a:focus-visible { color: var(--orange); outline: none; }

.body-simple .site-header { position: static; }
.simple-page { min-height: calc(100vh - 86px); padding: clamp(3rem, 8vw, 7rem) 0; }
.privacy-card { max-width: 880px; padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--line); border-radius: var(--radius); background: rgba(9, 10, 12, 0.82); }
.privacy-card h1 { max-width: none; margin-bottom: 1.2rem; font-size: clamp(2.6rem, 7vw, 5rem); }
.privacy-card h2 { margin-top: 2.4rem; font-size: clamp(1.4rem, 3vw, 2rem); }
.privacy-card p, .privacy-card li { color: var(--muted); }
.privacy-card ul { padding-left: 1.1rem; }

@media (max-width: 1080px) {
  .site-nav a { padding-inline: 0.62rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-visual { min-height: auto; }
  .visual-frame { position: relative; top: auto; height: 620px; }
  .method-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .site-nav { position: absolute; top: calc(100% - 1px); right: 20px; left: 20px; display: none; flex-direction: column; align-items: stretch; gap: 0.4rem; padding: 0.85rem; border: 1px solid var(--line); border-radius: 14px; background: rgba(5, 5, 5, 0.97); box-shadow: var(--shadow); }
  .site-nav.is-open { display: flex; }
  .site-nav a { border-radius: 10px; padding-inline: 1rem; }
  .section-grid, .chain-panel, .split-panel, .proof-panel, .status-panel { grid-template-columns: 1fr; }
  .three-cards, .expertise-grid, .engagement-grid, .proof-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .wide-card { grid-column: span 2; }
  .contact-card { align-items: flex-start; flex-direction: column; }
  .footer-inner { flex-wrap: wrap; }
}
@media (max-width: 640px) {
  .shell { width: min(100% - 28px, 1180px); }
  .header-inner { min-height: 74px; }
  .brand img, .footer-logo img { width: 160px; }
  h1 { font-size: clamp(2.55rem, 13vw, 4.3rem); }
  h2 { font-size: clamp(1.9rem, 10vw, 3rem); }
  .hero { padding-top: 2.5rem; }
  .hero-lead { font-size: 1rem; }
  .hero-actions, .button, .email-link { width: 100%; }
  .visual-frame { height: 540px; min-height: 540px; }
  .flow-panel { align-items: flex-start; flex-direction: column; border-radius: 14px; }
  .flow-panel i { width: 1px; height: 18px; background: linear-gradient(to bottom, var(--line), var(--orange)); }
  .log-panel { left: 1rem; right: 1rem; width: auto; }
  .log-panel code { font-size: 0.67rem; }
  .three-cards, .expertise-grid, .engagement-grid, .proof-grid, .method-grid, .chain-steps { grid-template-columns: 1fr; }
  .wide-card { display: block; grid-column: auto; }
  .method-step { min-height: auto; padding-bottom: 1.3rem; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

.body-simple .site-nav {
  position: static;
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

@media (max-width: 640px) {
  .body-simple .site-nav {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
}

/* v2 refinements: hero visual system map + Lab navigation */
.site-nav .nav-lab {
  color: var(--orange);
  border-color: rgba(255, 138, 0, 0.28);
  background: rgba(255, 138, 0, 0.035);
}
.site-nav .nav-lab:hover,
.site-nav .nav-lab:focus-visible {
  color: #050505;
  border-color: var(--orange);
  background: var(--orange);
}

.visual-system-map {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.1rem;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 138, 0, 0.16), transparent 15rem),
    radial-gradient(circle at 92% 5%, rgba(46, 110, 142, 0.16), transparent 18rem),
    linear-gradient(160deg, rgba(255,255,255,0.06), transparent 34%),
    #08090b;
}
.visual-system-map::before {
  background:
    linear-gradient(to right, rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.055) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(255, 138, 0, 0.08), transparent 22rem);
  background-size: 56px 56px, 56px 56px, auto;
  opacity: 0.38;
}
.visual-system-map::after {
  border-radius: inherit;
  box-shadow:
    inset 0 0 120px rgba(0,0,0,0.82),
    inset 0 0 0 1px rgba(255,255,255,0.035);
}
.visual-topbar,
.route-diagram,
.system-panels,
.visual-footerline {
  position: relative;
  z-index: 6;
}
.visual-topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0.95rem;
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: rgba(3, 3, 3, 0.56);
}
.route-diagram {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.72rem;
}
.route-node {
  position: relative;
  min-height: 96px;
  padding: 0.92rem;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background:
    linear-gradient(145deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012)),
    rgba(4, 5, 7, 0.74);
}
.route-node:nth-child(5) { grid-column: 1 / -1; }
.route-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9rem;
  bottom: 0.9rem;
  width: 2px;
  background: rgba(255,255,255,0.14);
}
.route-node.active {
  border-color: rgba(255, 138, 0, 0.44);
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 138, 0, 0.16), transparent 11rem),
    linear-gradient(145deg, rgba(255,255,255,0.052), rgba(255,255,255,0.012)),
    rgba(4, 5, 7, 0.82);
}
.route-node.active::before { background: var(--orange); box-shadow: 0 0 24px rgba(255, 138, 0, 0.58); }
.route-node span {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--orange);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.13em;
}
.route-node strong {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--text);
  font-size: 1rem;
  line-height: 1;
  letter-spacing: -0.025em;
}
.route-node small {
  display: block;
  color: var(--muted-2);
  font-size: 0.78rem;
  line-height: 1.35;
}
.system-panels {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: 0.72rem;
}
.mini-panel {
  min-height: 160px;
  padding: 1rem;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: rgba(3, 3, 4, 0.68);
  backdrop-filter: blur(10px);
}
.authorization-panel code {
  display: block;
  color: #d9dde1;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.72;
  white-space: nowrap;
}
.credential-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.85rem;
}
.credential-grid span {
  display: grid;
  place-items: center;
  min-height: 44px;
  color: #e7e8ea;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 10px;
  background: rgba(255,255,255,0.026);
}
.credential-grid span:nth-child(1),
.credential-grid span:nth-child(4) {
  color: var(--orange);
  border-color: rgba(255, 138, 0, 0.32);
  background: rgba(255, 138, 0, 0.055);
}
.visual-footerline {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line-soft);
}
.visual-footerline span {
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lab-page { padding-block: clamp(3rem, 7vw, 6rem); }
.lab-hero { max-width: 850px; margin-bottom: clamp(2rem, 5vw, 4rem); }
.lab-hero h1 { max-width: none; }
.lab-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.lab-card { min-height: 280px; }
.lab-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.7rem; padding: 0; margin: 1.4rem 0 0; list-style: none; }
.lab-list li { padding: 0.9rem; color: #e7e8ea; border: 1px solid var(--line-soft); border-radius: 10px; background: rgba(255,255,255,0.024); }
.lab-list span { display: block; margin-bottom: 0.2rem; color: var(--orange); font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; }

@media (max-width: 1080px) {
  .visual-system-map {
    position: relative;
    top: auto;
    height: auto;
    min-height: 0;
  }
}
@media (max-width: 900px) {
  .lab-card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .visual-system-map {
    height: auto;
    min-height: 0;
    padding: 0.9rem;
  }
  .visual-topbar,
  .visual-footerline {
    flex-direction: column;
    border-radius: 14px;
  }
  .route-diagram,
  .system-panels,
  .credential-grid,
  .lab-list {
    grid-template-columns: 1fr;
  }
  .route-node:nth-child(5) { grid-column: auto; }
  .authorization-panel code { font-size: 0.66rem; white-space: normal; }
}

/* v4: integrated hero panel. Removes the floating flow pill and authorization log from v1/v2. */
.hero {
  display: block;
  grid-template-columns: none;
  gap: 0;
  align-items: initial;
  min-height: auto;
  padding: clamp(2.1rem, 5vh, 3.6rem) 0 clamp(4rem, 8vh, 6rem);
}
.hero-panel {
  position: relative;
  min-height: min(760px, calc(100svh - 126px));
  overflow: hidden;
  isolation: isolate;
  display: flex;
  align-items: center;
  padding: clamp(2rem, 5.8vw, 4.8rem);
  border: 1px solid var(--line);
  border-radius: clamp(18px, 2.2vw, 28px);
  background: #050505;
  box-shadow: var(--shadow);
}
.hero-panel::before,
.hero-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-panel::before {
  z-index: 2;
  background:
    linear-gradient(to right, rgba(255,255,255,0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.055) 1px, transparent 1px);
  background-size: 84px 84px;
  opacity: 0.22;
}
.hero-panel::after {
  z-index: 4;
  border-radius: inherit;
  box-shadow:
    inset 0 0 120px rgba(0,0,0,0.92),
    inset 0 -180px 180px rgba(0,0,0,0.68),
    inset 0 0 0 1px rgba(255,255,255,0.035);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 73% 50%;
  opacity: 0.70;
  transform: scale(1.03);
  filter: grayscale(1) contrast(1.08) brightness(0.72);
}
.hero-panel-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 70% 42%, rgba(255,255,255,0.10), transparent 20rem),
    radial-gradient(circle at 14% 12%, rgba(255,138,0,0.08), transparent 18rem),
    linear-gradient(90deg, rgba(5,5,5,0.98) 0%, rgba(5,5,5,0.93) 42%, rgba(5,5,5,0.48) 70%, rgba(5,5,5,0.78) 100%),
    linear-gradient(180deg, rgba(5,5,5,0.26) 0%, rgba(5,5,5,0.04) 45%, rgba(5,5,5,0.84) 100%);
}
.hero-panel .hero-copy {
  position: relative;
  z-index: 5;
  width: min(790px, 100%);
  max-width: none;
}
.hero-panel .eyebrow {
  max-width: 82ch;
  margin-bottom: 1.65rem;
}
.hero-panel h1 {
  max-width: 15.2ch;
  margin-bottom: 1.45rem;
  font-size: clamp(3.45rem, 6.6vw, 6.15rem);
  line-height: 0.97;
}
.hero-panel .hero-lead {
  max-width: 76ch;
  color: #e1e4e8;
  text-shadow: 0 2px 20px rgba(0,0,0,0.6);
}
.hero-panel .hero-actions {
  gap: 1rem;
}
@media (max-width: 1080px) {
  .hero-panel {
    min-height: auto;
  }
}
@media (max-width: 700px) {
  .hero {
    padding-top: 1rem;
  }
  .hero-panel {
    min-height: auto;
    align-items: flex-start;
    padding: 1.25rem;
    border-radius: 18px;
  }
  .hero-panel::before {
    background-size: 54px 54px;
    opacity: 0.16;
  }
  .hero-bg img {
    object-position: 78% 42%;
    opacity: 0.42;
  }
  .hero-panel-shade {
    background:
      radial-gradient(circle at 78% 34%, rgba(255,255,255,0.06), transparent 14rem),
      linear-gradient(90deg, rgba(4,4,4,0.98) 0%, rgba(4,4,4,0.94) 70%, rgba(4,4,4,0.84) 100%),
      linear-gradient(180deg, rgba(4,4,4,0.2) 0%, rgba(4,4,4,0.88) 100%);
  }
  .hero-panel .eyebrow {
    margin-bottom: 1.15rem;
    font-size: 0.64rem;
    letter-spacing: 0.15em;
  }
  .hero-panel h1 {
    max-width: 100%;
    font-size: clamp(2.55rem, 11.4vw, 3.5rem);
    line-height: 0.98;
  }
  .hero-panel .hero-lead {
    font-size: 0.98rem;
  }
  .hero-panel .hero-actions,
  .hero-panel .button {
    width: 100%;
  }
}