/* VOLUM - Dark Institutional Design System
   Reference: Palantir Foundry, Chainalysis Reactor, Anduril Lattice
   Principles: near-black surfaces, dense information, terracotta accent,
   monospace metadata, thin dividers, no rounded corners on data surfaces */

/* Fonts */
@font-face { font-family: 'Fraunces'; src: url('assets/fonts/Fraunces.woff2') format('woff2'); font-weight: 300 900; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('assets/fonts/Inter.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'JetBrains Mono'; src: url('assets/fonts/JetBrainsMono.woff2') format('woff2'); font-weight: 100 800; font-display: swap; }
@font-face { font-family: 'Nevis'; src: url('assets/fonts/nevis.woff2') format('woff2'), url('assets/fonts/nevis.ttf') format('truetype'); font-weight: 400 700; font-display: swap; }

/* Tokens */
:root {
  /* Surfaces - near-black institutional */
  --bg-0: #0A0A0B;          /* deepest, page bg */
  --bg-1: #101013;          /* card, panel */
  --bg-2: #16161A;          /* elevated */
  --bg-3: #1D1D22;          /* hover */
  --line: rgba(255,255,255,0.08);
  --line-strong: rgba(255,255,255,0.14);
  --line-accent: rgba(0,229,229,0.28);
  --line-terra: rgba(0,229,229,0.28);   /* legacy alias */

  /* Text - grayscale ladder per VOLUM brand guide */
  --ink-0: #F5F4F1;         /* primary text (white-warm) */
  --ink-1: rgba(245,244,241,0.72);
  --ink-2: rgba(245,244,241,0.52);
  --ink-3: rgba(245,244,241,0.36);
  --ink-4: rgba(245,244,241,0.22);
  --brand-white: #FFFFFF;
  --brand-light: #CCCCCC;
  --brand-mid: #808080;
  --brand-dark: #4D4D4D;

  /* Brand accents - VOLUM Construction & Color Guide */
  --brand-cyan: #00FFFF;    /* pure brand cyan */
  --brand-green: #00FF00;   /* pure brand green */
  --accent: #00E5E5;        /* body-safe cyan (slightly softened for large fills on dark) */
  --accent-2: #00FF7A;      /* green-cyan bridge */
  --accent-3: #00E85E;      /* body-safe green */
  --brand-grad: linear-gradient(135deg, #00FF7A 0%, #00FFFF 100%);
  --brand-grad-v: linear-gradient(180deg, #00FF7A 0%, #00FFFF 100%);

  /* Legacy alias - refactored: --terra now points to the accent for continuity */
  --terra: #00E5E5;
  --terra-2: #00FFFF;
  --cyan: #00E5E5;          /* data / live signal */
  --amber: #E5A93B;         /* pending (kept for status only) */
  --lime: #00E85E;          /* verified */
  --rose: #D45D6E;          /* alert (kept for status only) */

  /* Type */
  --serif: 'Fraunces', 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 15px;
  --text-lg: 17px;
  --text-xl: 21px;
  --text-2xl: 28px;
  --text-3xl: 40px;
  --text-4xl: 56px;
  --text-hero: 76px;

  /* Spacing scale */
  --s1: 4px; --s2: 8px; --s3: 12px; --s4: 16px; --s5: 24px;
  --s6: 32px; --s7: 48px; --s8: 64px; --s9: 96px; --s10: 128px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 180ms;
  --dur-mid: 380ms;
  --dur-slow: 680ms;

  /* Radius */
  --r-none: 0;
  --r-sm: 2px;
  --r-md: 4px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--sans);
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--ink-1);
  background: var(--bg-0);
  font-feature-settings: "ss01", "cv11", "cv02", "tnum";
  overflow-x: hidden;
}
img, video, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* Type primitives */
h1, h2, h3, h4, h5 { margin: 0; color: var(--ink-0); letter-spacing: -0.015em; line-height: 1.08; font-family: var(--serif); font-weight: 400; }
h1 { font-size: var(--text-hero); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); font-family: var(--sans); font-weight: 500; letter-spacing: -0.005em; }
h5 { font-size: var(--text-sm); font-family: var(--mono); font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-2); }
p { margin: 0 0 var(--s4); }
strong { color: var(--ink-0); font-weight: 500; }

.mono { font-family: var(--mono); font-feature-settings: "zero", "ss01"; }
.serif { font-family: var(--serif); }
.eyebrow { font-family: var(--mono); font-size: var(--text-xs); letter-spacing: 0.18em; text-transform: uppercase; color: var(--terra); font-weight: 500; }

.lead { font-size: var(--text-xl); line-height: 1.5; color: var(--ink-1); font-weight: 300; max-width: 62ch; }

/* Layout */
.wrap { max-width: 1360px; margin: 0 auto; padding: 0 var(--s7); }
.wrap-narrow { max-width: 900px; margin: 0 auto; padding: 0 var(--s7); }
.section { padding: var(--s10) 0; position: relative; }
.section-sm { padding: var(--s8) 0; }
.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--s6); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s5); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s5); }
.col-4 { grid-column: span 4; } .col-5 { grid-column: span 5; } .col-6 { grid-column: span 6; } .col-7 { grid-column: span 7; } .col-8 { grid-column: span 8; } .col-12 { grid-column: span 12; }

.divider { height: 1px; background: var(--line); margin: var(--s6) 0; border: none; }
.divider-terra { height: 1px; background: var(--line-terra); margin: var(--s4) 0; border: none; }

/* Nav (fixed top) */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,10,11,0.72);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom: 1px solid var(--line);
  transition: background var(--dur-mid) var(--ease-out);
}
.nav-inner {
  max-width: 1360px; margin: 0 auto; padding: 14px var(--s7);
  display: flex; align-items: center; justify-content: space-between; gap: var(--s6);
}
.nav-brand { display: flex; align-items: center; color: var(--ink-0); }
.nav-brand svg { height: 22px; width: auto; }
.nav-links { display: flex; gap: var(--s6); }
.nav-links a { font-size: var(--text-sm); color: var(--ink-1); font-weight: 400; position: relative; }
.nav-links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 1px; background: var(--terra); transform: scaleX(0); transform-origin: right;
  transition: transform var(--dur-mid) var(--ease-out);
}
.nav-links a:hover { color: var(--ink-0); }
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta {
  font-family: var(--mono); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase;
  border: 1px solid var(--line-strong); padding: 10px 16px;
  color: var(--ink-0); transition: all var(--dur-fast) var(--ease-out);
  display: inline-flex; align-items: center; gap: 8px;
}
.nav-cta::before { content: '\203A'; color: var(--terra); font-size: 14px; transform: translateY(-1px); }
.nav-cta:hover { background: var(--terra); border-color: var(--terra); color: var(--bg-0); }
.nav-cta:hover::before { color: var(--bg-0); }

/* Hero */
.hero {
  position: relative; min-height: 100vh; padding: 140px 0 var(--s9);
  overflow: hidden; background: var(--bg-0);
}
.hero-canvas {
  position: absolute; inset: 0; z-index: 0; opacity: 0.9;
}
.hero-content { position: relative; z-index: 2; }
.hero h1 {
  font-size: clamp(48px, 7vw, 84px);
  font-weight: 320;
  letter-spacing: -0.025em;
  line-height: 1.02;
  max-width: 22ch;
  margin-bottom: var(--s5);
}
.hero h1 em {
  font-style: italic; color: var(--terra);
  font-variation-settings: "SOFT" 30, "opsz" 96;
}
.hero .lead { max-width: 56ch; margin-bottom: var(--s7); color: var(--ink-1); }
.hero-meta {
  display: flex; gap: var(--s7); align-items: center; padding-top: var(--s6);
  border-top: 1px solid var(--line);
}
.hero-meta .datum { }
.hero-meta .datum .label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 4px; }
.hero-meta .datum .value { font-family: var(--mono); font-size: var(--text-sm); color: var(--ink-0); }

.btn-primary, .btn-secondary {
  display: inline-flex; align-items: center; gap: var(--s2);
  padding: 14px 22px; font-family: var(--mono); font-size: var(--text-xs);
  letter-spacing: 0.12em; text-transform: uppercase;
  transition: all var(--dur-fast) var(--ease-out);
}
.btn-primary { background: var(--terra); color: var(--bg-0); border: 1px solid var(--terra); }
.btn-primary:hover { background: var(--terra-2); border-color: var(--terra-2); }
.btn-secondary { background: transparent; color: var(--ink-0); border: 1px solid var(--line-strong); }
.btn-secondary:hover { background: var(--bg-1); border-color: var(--ink-2); }
.btn-primary::after, .btn-secondary::after { content: ''; }
.btn-primary:hover::after, .btn-secondary:hover::after { transform: translateX(3px); }

/* Live ticker under hero */
.ticker {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: var(--s3) 0; background: var(--bg-1); overflow: hidden;
}
.ticker-track {
  display: flex; gap: var(--s7); white-space: nowrap;
  animation: scroll-x 60s linear infinite;
  font-family: var(--mono); font-size: var(--text-xs); letter-spacing: 0.06em; color: var(--ink-2);
}
.ticker-track span { display: inline-flex; align-items: center; gap: 12px; }
.ticker-track span::before { content: ''; display: inline-block; width: 6px; height: 6px; background: var(--lime); border-radius: 50%; }
.ticker-track span b { color: var(--ink-0); font-weight: 400; }
.ticker-track span i { display: inline-block; width: 4px; height: 4px; background: var(--ink-3); border-radius: 50%; opacity: 0.6; font-style: normal; }
@keyframes scroll-x { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Cards */
.card {
  background: var(--bg-1); border: 1px solid var(--line);
  padding: var(--s6);
  transition: all var(--dur-mid) var(--ease-out);
  position: relative;
}
.card:hover { border-color: var(--line-strong); background: var(--bg-2); }
.card .num {
  font-family: var(--mono); font-size: var(--text-xs); letter-spacing: 0.14em; color: var(--terra);
  margin-bottom: var(--s4);
}
.card h3 { margin-bottom: var(--s3); font-family: var(--sans); font-weight: 400; font-size: var(--text-xl); letter-spacing: -0.01em; }
.card p { color: var(--ink-1); font-size: var(--text-sm); line-height: 1.6; margin: 0; }

/* Feature card w/ animated arrow reveal */
.feature-card {
  padding: var(--s6); background: var(--bg-1); border: 1px solid var(--line);
  transition: all var(--dur-mid) var(--ease-out); position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(0,229,229,0.06));
  opacity: 0; transition: opacity var(--dur-mid) var(--ease-out);
}
.feature-card:hover { background: var(--bg-2); border-color: var(--terra); transform: translateY(-2px); }
.feature-card:hover::before { opacity: 1; }
.feature-card .arrow { position: absolute; top: var(--s5); right: var(--s5); color: var(--ink-3); transition: all var(--dur-mid) var(--ease-out); }
.feature-card:hover .arrow { color: var(--terra); transform: translate(4px, -4px); }

/* Data table */
.dtable { width: 100%; border-collapse: collapse; }
.dtable th, .dtable td {
  padding: var(--s4) var(--s3); text-align: left;
  border-bottom: 1px solid var(--line); font-size: var(--text-sm);
}
.dtable th { font-family: var(--mono); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-2); font-weight: 500; }
.dtable td { color: var(--ink-1); }
.dtable td.mono { color: var(--ink-0); }
.dtable tr:hover td { background: rgba(255,255,255,0.02); color: var(--ink-0); }

/* Status pills */
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; border: 1px solid; border-radius: var(--r-sm); }
.pill::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill.live { color: var(--lime); border-color: rgba(127,191,79,0.4); }
.pill.pilot { color: var(--amber); border-color: rgba(229,169,59,0.4); }
.pill.roadmap { color: var(--cyan); border-color: rgba(79,195,217,0.4); }
.pill.alert { color: var(--rose); border-color: rgba(212,93,110,0.4); }

/* Section header */
.section-head { margin-bottom: var(--s8); }
.section-head .eyebrow { margin-bottom: var(--s3); display: block; }
.section-head h2 { max-width: 22ch; font-weight: 320; letter-spacing: -0.02em; }
.section-head .lead { margin-top: var(--s4); max-width: 58ch; }

/* Terminal / code block */
.terminal {
  background: var(--bg-1); border: 1px solid var(--line); padding: var(--s5);
  font-family: var(--mono); font-size: 12px; line-height: 1.7; color: var(--ink-1);
  overflow: auto; position: relative;
}
.terminal-head {
  display: flex; align-items: center; gap: var(--s2);
  margin: calc(var(--s5) * -1) calc(var(--s5) * -1) var(--s4);
  padding: var(--s3) var(--s5); border-bottom: 1px solid var(--line);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-2);
}
.terminal-head::before { content: ''; width: 8px; height: 8px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 8px rgba(127,191,79,0.5); }
.terminal .k { color: var(--cyan); }
.terminal .s { color: var(--terra-2); }
.terminal .n { color: var(--amber); }
.terminal .c { color: var(--ink-3); font-style: italic; }
.terminal .ok { color: var(--lime); }

/* Certificate specimen */
.cert {
  background: linear-gradient(180deg, var(--bg-1), var(--bg-2));
  border: 1px solid var(--line-strong); position: relative;
  padding: var(--s7); font-family: var(--mono); font-size: 12px;
  transition: all var(--dur-mid) var(--ease-out);
}
.cert::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--terra), var(--cyan), var(--lime));
}
.cert .cert-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--s5); padding-bottom: var(--s4); border-bottom: 1px solid var(--line); }
.cert .cert-id { color: var(--terra); letter-spacing: 0.1em; font-size: 11px; }
.cert .cert-label { font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-2); }
.cert .cert-row { display: grid; grid-template-columns: 160px 1fr; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.04); font-size: 12px; }
.cert .cert-row .k { color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.08em; font-size: 10px; padding-top: 3px; }
.cert .cert-row .v { color: var(--ink-0); }
.cert .cert-foot { margin-top: var(--s5); padding-top: var(--s4); border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; }
.cert .cert-hash { color: var(--ink-2); font-size: 10px; letter-spacing: 0.06em; }
.cert .verified {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--lime); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
}
.cert .verified::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 10px rgba(127,191,79,0.6); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* Interactive verifier */
.verifier {
  background: var(--bg-1); border: 1px solid var(--line); padding: var(--s6);
}
.verifier-input {
  display: flex; gap: var(--s2); margin-bottom: var(--s5);
}
.verifier-input input {
  flex: 1; background: var(--bg-0); border: 1px solid var(--line-strong);
  padding: 14px var(--s4); font-family: var(--mono); font-size: 13px;
  color: var(--ink-0); letter-spacing: 0.06em;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.verifier-input input:focus { outline: none; border-color: var(--terra); }
.verifier-input button {
  background: var(--terra); color: var(--bg-0);
  padding: 14px 22px; font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
}
.verifier-input button:hover { background: var(--terra-2); }
.verifier-output { min-height: 260px; }

/* Regulatory timeline */
.timeline {
  position: relative; padding-left: 32px;
}
.timeline::before {
  content: ''; position: absolute; top: 12px; bottom: 12px; left: 8px;
  width: 1px; background: var(--line);
}
.timeline-item {
  position: relative; padding: var(--s4) 0 var(--s6);
  opacity: 0; transform: translateX(-12px);
  transition: all var(--dur-slow) var(--ease-out);
}
.timeline-item.in-view { opacity: 1; transform: none; }
.timeline-item::before {
  content: ''; position: absolute; left: -28px; top: 24px; width: 9px; height: 9px;
  border: 1px solid var(--terra); background: var(--bg-0);
  border-radius: 50%;
}
.timeline-item.active::before { background: var(--terra); box-shadow: 0 0 0 4px rgba(0,229,229,0.15); }
.timeline-item .date { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--terra); margin-bottom: 6px; }
.timeline-item h4 { margin: 0 0 6px; font-family: var(--sans); font-weight: 500; font-size: 17px; }
.timeline-item p { font-size: var(--text-sm); color: var(--ink-2); margin: 0; }

/* Architecture layers */
.arch-layer {
  display: grid; grid-template-columns: 60px 200px 1fr auto;
  gap: var(--s5); align-items: center;
  padding: var(--s5); border: 1px solid var(--line);
  background: var(--bg-1); margin-bottom: -1px;
  transition: all var(--dur-mid) var(--ease-out);
  cursor: default;
}
.arch-layer:hover { background: var(--bg-2); border-color: var(--terra); z-index: 2; position: relative; }
.arch-layer .n { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--terra); }
.arch-layer .name { font-family: var(--sans); font-size: var(--text-lg); color: var(--ink-0); font-weight: 400; }
.arch-layer .desc { color: var(--ink-2); font-size: var(--text-sm); }
.arch-layer .tech { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 900ms var(--ease-out), transform 900ms var(--ease-out); }
.reveal.in-view { opacity: 1; transform: none; }
/* Hero reveals kick in on load - never leave the hero blank if JS is slow */
.hero-cine .reveal { animation: heroReveal 900ms var(--ease-out) 200ms forwards; }
.hero-cine .reveal.reveal-1 { animation-delay: 340ms; }
.hero-cine .reveal.reveal-2 { animation-delay: 480ms; }
.hero-cine .reveal.reveal-3 { animation-delay: 620ms; }
.hero-cine .reveal.reveal-4 { animation-delay: 760ms; }
@keyframes heroReveal { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .hero-cine .reveal { animation: none; opacity: 1; transform: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}
.reveal-1 { transition-delay: 80ms; }
.reveal-2 { transition-delay: 160ms; }
.reveal-3 { transition-delay: 240ms; }
.reveal-4 { transition-delay: 320ms; }

/* Video section */
.film-section {
  position: relative; background: var(--bg-0); padding: var(--s10) 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.film-frame {
  position: relative; aspect-ratio: 16/9; background: #000;
  border: 1px solid var(--line-strong); overflow: hidden;
}
.film-frame video { width: 100%; height: 100%; object-fit: cover; }
.film-frame .film-corner {
  position: absolute; width: 20px; height: 20px; border: 1px solid var(--terra);
}
.film-frame .film-corner.tl { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.film-frame .film-corner.tr { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.film-frame .film-corner.bl { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.film-frame .film-corner.br { bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* Footer */
.footer {
  background: var(--bg-1); border-top: 1px solid var(--line);
  padding: var(--s9) 0 var(--s6);
}
.footer .grid-12 { gap: var(--s7); }
.footer h5 { color: var(--ink-0); margin-bottom: var(--s4); font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; }
.footer a { display: block; color: var(--ink-2); font-size: var(--text-sm); padding: 4px 0; transition: color var(--dur-fast) var(--ease-out); }
.footer a:hover { color: var(--ink-0); }
.footer-brand { font-family: var(--serif); font-size: var(--text-2xl); font-weight: 380; color: var(--ink-0); margin-bottom: var(--s3); letter-spacing: 0.01em; }
.footer-bottom {
  margin-top: var(--s8); padding-top: var(--s5); border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; color: var(--ink-3); text-transform: uppercase;
}

/* Utility */
.text-terra { color: var(--terra); }
.text-cyan { color: var(--cyan); }
.text-ink-2 { color: var(--ink-2); }
.max-56 { max-width: 56ch; }
.max-64 { max-width: 64ch; }
.mt-6 { margin-top: var(--s6); }
.mt-7 { margin-top: var(--s7); }
.mb-6 { margin-bottom: var(--s6); }
.gap-6 { gap: var(--s6); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-baseline { align-items: baseline; }
.between { justify-content: space-between; }

/* Backgrounds */
.bg-1 { background: var(--bg-1); }
.bg-2 { background: var(--bg-2); }
.grid-bg {
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* Blueprint dot pattern */
.dots {
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Base hamburger button (mobile-only, shown by media query) */
.nav-burger {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  background: transparent; border: 1px solid var(--line-strong);
  cursor: pointer; padding: 0;
  flex-direction: column; gap: 4px;
}
.nav-burger span {
  display: block; width: 16px; height: 1px; background: var(--ink-0);
  transition: transform 200ms var(--ease-out), opacity 180ms var(--ease-out);
}
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* Responsive */
@media (max-width: 900px) {
  .wrap, .wrap-narrow { padding: 0 var(--s5); }
  .section { padding: var(--s8) 0; }
  .grid-12 { grid-template-columns: 1fr; gap: var(--s5); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .col-4, .col-5, .col-6, .col-7, .col-8 { grid-column: span 1; }
  .hero { padding: 120px 0 var(--s8); min-height: auto; }
  .hero h1 { font-size: 44px; }
  .hero-meta { flex-direction: column; align-items: flex-start; gap: var(--s4); }
  .nav-links {
    position: fixed; top: 60px; left: 0; right: 0;
    background: var(--bg-0);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    padding: var(--s6) var(--s5);
    flex-direction: column; gap: var(--s5); align-items: flex-start;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform 220ms var(--ease-out), opacity 180ms var(--ease-out);
    z-index: 50;
  }
  .nav-links.is-open { display: flex; transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { font-size: 18px; font-family: var(--serif); font-weight: 300; letter-spacing: -0.005em; }
  .nav-cta { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-inner { padding: 12px var(--s5); }
  .arch-layer { grid-template-columns: 1fr; gap: var(--s2); }
  .footer-bottom { flex-direction: column; gap: var(--s3); align-items: flex-start; }
}
/* =========================================================
   V-SYMBOL PROPRIETARY VISUAL LANGUAGE
   The V mark used as section-marker, framing device, watermark,
   loader, hover token, and diagram-node throughout the system.
   ========================================================= */

/* Section marker - inline V-glyph precedes eyebrows and section heads */
.v-marker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--ink-2); font-weight: 500;
}
.v-marker::before {
  content: ''; display: block; width: 22px; height: 18px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 18'%3E%3Cpath d='M1.26 0.78L21.96 0.78L20.73 2.55L0.03 2.55Z' fill='%2300E5E5'/%3E%3Cpath d='M3.09 4.45L20.11 4.45L18.9 6.21L1.87 6.21Z' fill='%2300E5E5'/%3E%3Cpath d='M4.95 8.11L18.27 8.11L17.05 9.88L3.72 9.88Z' fill='%2300E5E5'/%3E%3Cpath d='M6.78 11.78L16.43 11.78L15.19 13.55L5.56 13.55Z' fill='%2300E5E5'/%3E%3Cpath d='M8.64 15.45L14.58 15.45L13.36 17.21L7.4 17.21Z' fill='%2300E5E5'/%3E%3C/svg%3E");
  flex-shrink: 0;
}
.v-marker--ink::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 18'%3E%3Cpath d='M1.26 0.78L21.96 0.78L20.73 2.55L0.03 2.55Z' fill='%23F5F4F1'/%3E%3Cpath d='M3.09 4.45L20.11 4.45L18.9 6.21L1.87 6.21Z' fill='%23F5F4F1'/%3E%3Cpath d='M4.95 8.11L18.27 8.11L17.05 9.88L3.72 9.88Z' fill='%23F5F4F1'/%3E%3Cpath d='M6.78 11.78L16.43 11.78L15.19 13.55L5.56 13.55Z' fill='%23F5F4F1'/%3E%3Cpath d='M8.64 15.45L14.58 15.45L13.36 17.21L7.4 17.21Z' fill='%23F5F4F1'/%3E%3C/svg%3E");
}

/* Section head V-marker - larger, framing device */
.section-head-v {
  display: flex; align-items: flex-start; gap: 20px; margin-bottom: var(--s7);
  padding-bottom: var(--s5); border-bottom: 1px solid var(--line);
}
.section-head-v .v-glyph {
  flex-shrink: 0; width: 38px; height: 32px; margin-top: 6px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 38 32'%3E%3Cpath d='M2.18 1.81L37.93 1.81L35.81 4.86L0.05 4.86Z' fill='%2300E5E5'/%3E%3Cpath d='M5.34 8.15L34.74 8.15L32.64 11.19L3.23 11.19Z' fill='%2300E5E5'/%3E%3Cpath d='M8.55 14.47L31.56 14.47L29.45 17.52L6.42 17.52Z' fill='%2300E5E5'/%3E%3Cpath d='M11.72 20.81L28.38 20.81L26.24 23.85L9.61 23.85Z' fill='%2300E5E5'/%3E%3Cpath d='M14.93 27.14L25.19 27.14L23.08 30.19L12.79 30.19Z' fill='%2300E5E5'/%3E%3C/svg%3E");
}
.section-head-v .head-body { flex: 1; min-width: 0; }
.section-head-v .eyebrow { margin-bottom: 12px; display: block; }
.section-head-v h2 { font-size: clamp(32px, 4vw, 52px); font-weight: 320; letter-spacing: -0.02em; line-height: 1.05; max-width: 24ch; }

/* Watermark V - large ghost mark used as background pattern in feature sections */
.v-watermark {
  position: absolute; pointer-events: none; user-select: none;
  opacity: 0.035; z-index: 0;
}
.v-watermark svg { width: 100%; height: auto; }
.v-watermark--tr { top: 8%; right: -8%; width: 44%; }
.v-watermark--bl { bottom: -6%; left: -6%; width: 38%; }
.v-watermark--center { top: 50%; left: 50%; transform: translate(-50%, -50%); width: 70%; opacity: 0.025; }

/* V-frame - image/media framing device using V-shape mask */
.v-frame {
  position: relative; overflow: hidden;
  aspect-ratio: 16 / 10; background: var(--bg-2);
  border: 1px solid var(--line);
}
.v-frame::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(10,10,11,0.9) 100%);
  z-index: 2; pointer-events: none;
}
.v-frame::after {
  content: ''; position: absolute; left: 18px; bottom: 18px; z-index: 3;
  width: 26px; height: 22px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 26 22'%3E%3Cpath d='M1.49 1.29L25.95 1.29L24.5 3.38L0.03 3.38Z' fill='%23F5F4F1'/%3E%3Cpath d='M3.66 5.63L23.77 5.63L22.33 7.71L2.21 7.71Z' fill='%23F5F4F1'/%3E%3Cpath d='M5.85 9.95L21.59 9.95L20.15 12.04L4.39 12.04Z' fill='%23F5F4F1'/%3E%3Cpath d='M8.02 14.29L19.42 14.29L17.95 16.37L6.58 16.37Z' fill='%23F5F4F1'/%3E%3Cpath d='M10.22 18.62L17.24 18.62L15.79 20.71L8.75 20.71Z' fill='%23F5F4F1'/%3E%3C/svg%3E");
}
.v-frame__caption {
  position: absolute; left: 54px; bottom: 20px; z-index: 3;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-1);
}

/* Page-corner V - appears in fixed corner of every page, small identity anchor */
.v-corner {
  position: fixed; bottom: 24px; right: 24px; z-index: 50;
  width: 28px; height: 24px; opacity: 0.5;
  pointer-events: none; transition: opacity var(--dur-mid) var(--ease-out);
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 24'%3E%3Cpath d='M1.6 1.54L27.95 1.54L26.39 3.79L0.03 3.79Z' fill='%23F5F4F1'/%3E%3Cpath d='M3.94 6.21L25.6 6.21L24.05 8.45L2.38 8.45Z' fill='%23F5F4F1'/%3E%3Cpath d='M6.3 10.87L23.25 10.87L21.7 13.12L4.73 13.12Z' fill='%23F5F4F1'/%3E%3Cpath d='M8.64 15.54L20.91 15.54L19.33 17.78L7.08 17.78Z' fill='%23F5F4F1'/%3E%3Cpath d='M11.0 20.21L18.56 20.21L17.01 22.45L9.42 22.45Z' fill='%23F5F4F1'/%3E%3C/svg%3E");
}
@media (max-width: 640px) { .v-corner { display: none; } }

/* Scroll indicator V - bottom of hero, subtle motion cue */
.v-scroll {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.v-scroll__mark {
  width: 22px; height: 18px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 18'%3E%3Cpath d='M1.26 0.78L21.96 0.78L20.73 2.55L0.03 2.55Z' fill='%23F5F4F1'/%3E%3Cpath d='M3.09 4.45L20.11 4.45L18.9 6.21L1.87 6.21Z' fill='%23F5F4F1'/%3E%3Cpath d='M4.95 8.11L18.27 8.11L17.05 9.88L3.72 9.88Z' fill='%23F5F4F1'/%3E%3Cpath d='M6.78 11.78L16.43 11.78L15.19 13.55L5.56 13.55Z' fill='%23F5F4F1'/%3E%3Cpath d='M8.64 15.45L14.58 15.45L13.36 17.21L7.4 17.21Z' fill='%23F5F4F1'/%3E%3C/svg%3E");
  animation: v-scroll-bob 2.4s var(--ease-in-out) infinite;
}
.v-scroll__label { font-family: var(--mono); font-size: 9px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-3); }
@keyframes v-scroll-bob {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* V-loader - full-screen loading state (hidden after DOMContentLoaded) */
.v-loader {
  position: fixed; inset: 0; z-index: 200;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  opacity: 1; transition: opacity 600ms var(--ease-out);
  pointer-events: none;
}
.v-loader.is-loaded { opacity: 0; }
.v-loader__mark { width: 72px; height: 60px; }
.v-loader__mark path {
  stroke: var(--ink-0); stroke-width: 2.5; fill: none;
  stroke-dasharray: 100; stroke-dashoffset: 100;
  animation: v-draw 1.4s var(--ease-in-out) infinite;
}
.v-loader__mark circle { fill: var(--terra); opacity: 0; animation: v-dot 1.4s var(--ease-in-out) infinite; }
@keyframes v-draw {
  0% { stroke-dashoffset: 100; }
  50% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -100; }
}
@keyframes v-dot {
  0%, 40% { opacity: 0; }
  50%, 90% { opacity: 1; }
  100% { opacity: 0; }
}

/* Diagram node - small V used as bullet in ordered lists and specs */
.v-list { list-style: none; padding: 0; margin: 0; }
.v-list li {
  position: relative; padding-left: 32px; margin-bottom: 20px;
  color: var(--ink-1); line-height: 1.55;
}
.v-list li::before {
  content: ''; position: absolute; left: 0; top: 6px;
  width: 18px; height: 15px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 15'%3E%3Cpath d='M1.03 0.78L17.97 0.78L16.96 2.22L0.02 2.22Z' fill='%2300E5E5'/%3E%3Cpath d='M2.53 3.78L16.46 3.78L15.46 5.22L1.53 5.22Z' fill='%2300E5E5'/%3E%3Cpath d='M4.05 6.77L14.95 6.77L13.95 8.22L3.04 8.22Z' fill='%2300E5E5'/%3E%3Cpath d='M5.55 9.78L13.44 9.78L12.43 11.22L4.55 11.22Z' fill='%2300E5E5'/%3E%3Cpath d='M7.07 12.78L11.93 12.78L10.93 14.22L6.06 14.22Z' fill='%2300E5E5'/%3E%3C/svg%3E");
}

/* Chapter divider - full-width V motif between major sections */
.v-chapter-divider {
  padding: var(--s8) 0; text-align: center;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.v-chapter-divider__mark {
  display: inline-block; width: 48px; height: 40px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 40'%3E%3Cpath d='M2.75 2.07L47.91 2.07L45.24 5.93L0.06 5.93Z' fill='%23F5F4F1'/%3E%3Cpath d='M6.75 10.08L43.89 10.08L41.23 13.92L4.08 13.92Z' fill='%23F5F4F1'/%3E%3Cpath d='M10.8 18.07L39.86 18.07L37.2 21.92L8.11 21.92Z' fill='%23F5F4F1'/%3E%3Cpath d='M14.8 26.07L35.85 26.07L33.14 29.92L12.14 29.92Z' fill='%23F5F4F1'/%3E%3Cpath d='M18.86 34.07L31.82 34.07L29.16 37.92L16.15 37.92Z' fill='%23F5F4F1'/%3E%3C/svg%3E");
  opacity: 0.7;
}
.v-chapter-divider__label {
  display: block; margin-top: 14px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--ink-3);
}

/* Pull quote with V mark */
.v-pullquote {
  position: relative; padding: var(--s6) var(--s5) var(--s6) var(--s7);
  border-left: 2px solid var(--terra);
  font-family: var(--serif); font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.35; color: var(--ink-0); font-weight: 300; font-style: italic;
  max-width: 42ch;
}
.v-pullquote::before {
  content: ''; position: absolute; left: -12px; top: 22px;
  width: 22px; height: 18px; background: var(--bg-0);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 18'%3E%3Cpath d='M1.26 0.78L21.96 0.78L20.73 2.55L0.03 2.55Z' fill='%2300E5E5'/%3E%3Cpath d='M3.09 4.45L20.11 4.45L18.9 6.21L1.87 6.21Z' fill='%2300E5E5'/%3E%3Cpath d='M4.95 8.11L18.27 8.11L17.05 9.88L3.72 9.88Z' fill='%2300E5E5'/%3E%3Cpath d='M6.78 11.78L16.43 11.78L15.19 13.55L5.56 13.55Z' fill='%2300E5E5'/%3E%3Cpath d='M8.64 15.45L14.58 15.45L13.36 17.21L7.4 17.21Z' fill='%2300E5E5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
  background-size: 16px 14px; padding: 8px 3px;
}
.v-pullquote__attr { display: block; margin-top: 20px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3); font-style: normal; }

/* Data table with V-numeric prefix */
.dtable { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: var(--text-sm); }
.dtable th, .dtable td { text-align: left; padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.dtable th { color: var(--ink-3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.14em; font-size: 10px; background: rgba(255,255,255,0.015); }
.dtable td { color: var(--ink-1); }
.dtable td.mono a { color: var(--ink-0); border-bottom: 1px solid var(--line-strong); }
.dtable td.mono a:hover { color: var(--terra); border-color: var(--terra); }
.dtable tr:hover td { background: rgba(0,229,229,0.03); }

/* Cookie consent banner */
.cookie-consent {
  position: fixed; bottom: 24px; left: 24px; right: 24px; z-index: 90;
  max-width: 560px; margin: 0 auto;
  background: var(--bg-1); border: 1px solid var(--line-strong);
  padding: 24px 28px; box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  transform: translateY(140%); transition: transform 600ms var(--ease-out);
}
.cookie-consent.is-visible { transform: translateY(0); }
.cookie-consent__head {
  display: flex; align-items: center; gap: 12px; margin-bottom: 14px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--terra); font-weight: 500;
}
.cookie-consent__head::before {
  content: ''; width: 18px; height: 15px;
  background: no-repeat center/contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 15'%3E%3Cpath d='M1.03 0.78L17.97 0.78L16.96 2.22L0.02 2.22Z' fill='%2300E5E5'/%3E%3Cpath d='M2.53 3.78L16.46 3.78L15.46 5.22L1.53 5.22Z' fill='%2300E5E5'/%3E%3Cpath d='M4.05 6.77L14.95 6.77L13.95 8.22L3.04 8.22Z' fill='%2300E5E5'/%3E%3Cpath d='M5.55 9.78L13.44 9.78L12.43 11.22L4.55 11.22Z' fill='%2300E5E5'/%3E%3Cpath d='M7.07 12.78L11.93 12.78L10.93 14.22L6.06 14.22Z' fill='%2300E5E5'/%3E%3C/svg%3E");
}
.cookie-consent p { color: var(--ink-1); font-size: 13px; line-height: 1.55; margin-bottom: 18px; }
.cookie-consent__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-consent__actions button {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 10px 16px; border: 1px solid var(--line-strong); color: var(--ink-0);
  transition: all var(--dur-fast) var(--ease-out);
}
.cookie-consent__actions button:hover { border-color: var(--terra); color: var(--terra); }
.cookie-consent__actions button.primary { background: var(--terra); border-color: var(--terra); color: var(--bg-0); }
.cookie-consent__actions button.primary:hover { background: var(--terra-2); border-color: var(--terra-2); color: var(--bg-0); }
@media (max-width: 640px) { .cookie-consent { bottom: 16px; left: 16px; right: 16px; padding: 20px; } }

/* Enhanced premium footer */
.footer-premium {
  padding: var(--s9) 0 var(--s5); background: var(--bg-1);
  border-top: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.footer-premium__brand { grid-column: span 4; }
.footer-premium h5 {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-3); font-weight: 500;
  margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--line);
}
.footer-premium a {
  display: block; padding: 6px 0; color: var(--ink-1); font-size: var(--text-sm);
  transition: color var(--dur-fast) var(--ease-out); position: relative;
}
.footer-premium a::before {
  content: ''; position: absolute; left: -14px; top: 50%; width: 8px; height: 6px;
  background: no-repeat center/contain; opacity: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8'%3E%3Cpath d='M0.57 0.27L9.98 0.27L9.42 1.07L0.01 1.07Z' fill='%2300E5E5'/%3E%3Cpath d='M1.41 1.93L9.14 1.93L8.59 2.73L0.85 2.73Z' fill='%2300E5E5'/%3E%3Cpath d='M2.25 3.6L8.3 3.6L7.75 4.4L1.69 4.4Z' fill='%2300E5E5'/%3E%3Cpath d='M3.08 5.27L7.47 5.27L6.9 6.07L2.53 6.07Z' fill='%2300E5E5'/%3E%3Cpath d='M3.93 6.93L6.63 6.93L6.07 7.73L3.37 7.73Z' fill='%2300E5E5'/%3E%3C/svg%3E");
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  transform: translateY(-50%) translateX(-4px);
}
.footer-premium a:hover { color: var(--terra); }
.footer-premium a:hover::before { opacity: 1; transform: translateY(-50%) translateX(0); }
.footer-premium .footer-legal-band {
  margin-top: var(--s7); padding-top: var(--s5); border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--s4);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-3);
}
.footer-premium .footer-legal-band .legal-links a { display: inline-block; margin-right: 20px; padding: 0; font-size: 11px; }
.footer-premium .footer-legal-band .legal-links a::before { display: none; }
.footer-social {
  display: flex; align-items: center; gap: 10px; margin-top: 20px;
  padding-top: 16px; border-top: 1px solid var(--line);
}
.footer-premium .footer-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; padding: 0;
  color: var(--ink-2); border: 1px solid var(--line); border-radius: 999px;
  background: transparent;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}
.footer-premium .footer-social a::before { display: none; }
.footer-premium .footer-social a:hover {
  color: var(--bg-0); border-color: var(--ink-0); background: var(--ink-0);
}
.footer-premium .footer-social svg { display: block; }
@media (max-width: 900px) {
  .footer-premium__brand { grid-column: span 1; }
  .footer-premium .footer-legal-band { flex-direction: column; align-items: flex-start; }
  .footer-social { flex-wrap: wrap; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   ELEVATION PASS v2 - cinematic hero, V-vector-field, editorial sections,
   V-Stack architecture, certificate object, /verify page, closing CTA.
   Everything below overrides earlier equivalents where selectors are new;
   the earlier `.hero` etc. remain for pages that still reference them.
   ═══════════════════════════════════════════════════════════════════════════ */

/* Cinematic Hero */
.hero-cine {
  position: relative;
  min-height: 100vh;
  padding: 120px 0 var(--s8);
  background: radial-gradient(ellipse at 20% -10%, rgba(0,229,229,0.06) 0%, transparent 60%),
              radial-gradient(ellipse at 90% 100%, rgba(0,255,122,0.04) 0%, transparent 55%),
              var(--bg-0);
  overflow: hidden;
  isolation: isolate;
  display: flex; flex-direction: column; justify-content: center;
}
.hero-vfield {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: 0; opacity: 0.85; pointer-events: none;
}
.hero-cine__grain {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.96  0 0 0 0 0.96  0 0 0 0 0.94  0 0 0 0.055 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay; opacity: 0.6;
}
.hero-cine__wrap {
  position: relative; z-index: 2; width: 100%;
  max-width: 1440px; margin: 0 auto;
  padding: 0 var(--s7);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
  grid-template-rows: 1fr auto;
  column-gap: var(--s9); row-gap: var(--s8);
  align-items: center;
}
.hero-cine__content { max-width: 62ch; }
.hero-cine__eyebrow {
  display: inline-flex; align-items: center; gap: var(--s3);
  margin-bottom: var(--s6);
}
.hero-cine__eyebrow-line {
  display: none;
}
.hero-cine__eyebrow-txt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--terra);
  font-weight: 500;
}
.hero-cine__h1 {
  font-family: var(--serif);
  font-size: clamp(44px, 6.4vw, 92px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  font-weight: 320;
  color: var(--ink-0);
  margin: 0 0 var(--s6);
  max-width: 20ch;
}
.hero-cine__h1 em {
  color: var(--terra);
  font-style: italic;
  font-variation-settings: "SOFT" 30, "opsz" 96;
  display: block;
  margin-top: 0.1em;
}
.hero-cine__lead {
  font-size: clamp(17px, 1.35vw, 21px);
  line-height: 1.55; color: var(--ink-1); font-weight: 300;
  max-width: 58ch; margin: 0 0 var(--s7);
}
.hero-cine__actions {
  display: flex; gap: var(--s4); flex-wrap: wrap;
  margin-bottom: 0;
}

/* Right column: V-mark stage with L1..L5 labels */
.hero-cine__stage {
  position: relative;
  align-self: center; justify-self: end;
  width: 100%; max-width: 360px; aspect-ratio: 4/3;
  padding: 0;
}
.v-mark--hero {
  position: absolute; inset: 0; width: 100%; height: 100%;
  filter: drop-shadow(0 20px 60px rgba(0,255,255,0.16));
  animation: heroMarkFloat 8s ease-in-out infinite;
}
@keyframes heroMarkFloat {
  0%,100% { transform: translateY(0) }
  50% { transform: translateY(-4px) }
}
/* Baseline meta strip */
.hero-cine__meta {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--s6);
  padding-top: var(--s6);
}
.hero-cine__datum {
  display: flex; flex-direction: column; gap: 6px;
}
.hero-cine__datum .label {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3);
}
.hero-cine__datum .value {
  font-family: var(--sans); font-size: var(--text-sm); color: var(--ink-0);
  font-weight: 400;
}

/* Editorial section (Problem) */
.editorial {
  padding: var(--s9) 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg-0);
}
.editorial__wrap {
  max-width: 1440px; margin: 0 auto; padding: 0 var(--s7);
  display: grid;
  grid-template-columns: 160px minmax(0, 1.2fr) minmax(0, 0.85fr);
  gap: var(--s8);
  align-items: start;
}
.editorial__index {
  display: flex; flex-direction: column; gap: 6px;
  position: sticky; top: 100px;
}
.editorial__num {
  font-family: var(--mono); font-size: 12px;
  color: var(--terra); letter-spacing: 0.14em;
}
.editorial__label {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3);
}
.editorial__h {
  font-family: var(--serif);
  font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 340;
  color: var(--ink-0);
  margin: 0 0 var(--s5);
  max-width: 18ch;
}
.editorial__lead {
  font-size: var(--text-lg); line-height: 1.6; color: var(--ink-1);
  font-weight: 300; max-width: 60ch;
}
.editorial__aside { padding-top: var(--s6); }
.editorial__quote {
  position: relative; padding: var(--s6) 0 var(--s6) var(--s6);
  border-left: 1px solid var(--terra);
}
.editorial__quote-mark {
  position: absolute; left: -1px; top: 0; width: 3px; height: 24px;
  background: var(--terra);
  box-shadow: 0 0 12px rgba(0,229,229,0.4);
}
.editorial__quote p {
  font-family: var(--serif); font-size: var(--text-xl);
  line-height: 1.5; color: var(--ink-1); font-style: italic;
  font-weight: 340; margin: 0;
}

/* Data Wedge - signature moment */
.data-wedge {
  padding: var(--s9) 0;
  background: linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.data-wedge__wrap {
  max-width: 1440px; margin: 0 auto; padding: 0 var(--s7);
}
.data-wedge__eyebrow {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.24em; text-transform: uppercase; color: var(--terra);
  margin-bottom: var(--s7);
}
.data-wedge__bars {
  display: flex; flex-direction: column; gap: 1px;
  background: var(--line);
}
.data-wedge__bar {
  --pad-left: calc(2vw + var(--depth) * 5%);
  --pad-right: calc(2vw + var(--depth) * 5%);
  background: var(--bg-0);
  padding: var(--s6) var(--pad-right) var(--s6) var(--pad-left);
  display: grid;
  grid-template-columns: minmax(260px, 320px) 1fr;
  gap: var(--s7);
  align-items: baseline;
  transition: all var(--dur-med) var(--ease-out);
  position: relative;
}
.data-wedge__bar::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--terra);
  transform: scaleY(0.4); transform-origin: center;
  transition: transform var(--dur-med) var(--ease-out);
  opacity: 0.5;
}
.data-wedge__bar:hover::before { transform: scaleY(1); opacity: 1; }
.data-wedge__bar:hover { background: rgba(0,229,229,0.02); }
.dw-metric {
  display: flex; flex-direction: column; gap: 4px;
}
.dw-num {
  font-family: var(--serif); font-size: clamp(40px, 4.6vw, 68px);
  font-weight: 320; letter-spacing: -0.03em; line-height: 1;
  color: var(--ink-0);
  font-variant-numeric: tabular-nums;
}
.dw-unit {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-3);
}
.dw-copy {
  font-size: var(--text-base); line-height: 1.55; color: var(--ink-1);
}
.dw-when {
  display: inline-block; margin-right: 12px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--terra);
}

/* Film - cinematic frame */
.film-cine {
  padding: var(--s9) 0;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
}
.film-cine__wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--s7); }
.film-cine__head { max-width: 60ch; margin-bottom: var(--s7); }
.film-cine__head .editorial__index { position: static; margin-bottom: var(--s5); }
.film-cine__h {
  font-family: var(--serif); font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1.06; letter-spacing: -0.02em; font-weight: 340;
  color: var(--ink-0); margin: 0 0 var(--s4);
}
.film-cine__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0;
}
.film-cine__frame {
  position: relative;
  aspect-ratio: 16/9;
  background: var(--bg-1);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: 0 40px 120px -30px rgba(0,0,0,0.65), 0 0 0 1px rgba(0,229,229,0.08);
}
.film-cine__frame video {
  width: 100%; height: 100%; display: block; object-fit: cover;
  background: var(--bg-0);
}
.film-cine__mark {
  position: absolute; top: var(--s4); left: var(--s4); z-index: 2;
  opacity: 0.9;
  pointer-events: none;
}
.film-cine__label {
  position: absolute; bottom: var(--s4); left: var(--s4); z-index: 2;
  display: flex; flex-direction: column; gap: 2px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: rgba(245,244,241,0.85);
  pointer-events: none;
}
.film-unmute {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 18px 12px 16px;
  background: rgba(220, 220, 220, 0.82);
  color: #0A0F14;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  font-family: var(--sans); font-size: 13px; font-weight: 500;
  letter-spacing: 0.02em;
  cursor: pointer; z-index: 3;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 8px 24px -6px rgba(0,0,0,0.35);
  opacity: 1;
  transition: opacity 260ms var(--ease-out), transform 260ms var(--ease-out), background-color 200ms var(--ease-out);
  animation: film-unmute-pulse 2.4s ease-in-out infinite;
}
.film-unmute:hover {
  background: rgba(245, 244, 241, 0.95);
}
.film-unmute:focus-visible {
  outline: 2px solid var(--terra); outline-offset: 3px;
}
.film-unmute svg { color: #0A0F14; }
.film-unmute__label { white-space: nowrap; }
.film-unmute.is-hidden {
  opacity: 0; pointer-events: none;
  transform: translate(-50%, -50%) scale(0.94);
  animation: none;
}
@keyframes film-unmute-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50%      { transform: translate(-50%, -50%) scale(1.045); }
}
@media (prefers-reduced-motion: reduce) {
  .film-unmute { animation: none; }
}
@media (max-width: 600px) {
  .film-unmute { padding: 10px 14px 10px 12px; font-size: 12px; }
  .film-unmute svg { width: 18px; height: 18px; }
}

/* Verbs - horizontal editorial rows, not cards */
.verbs {
  padding: var(--s9) 0;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
}
.verbs__wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--s7); }
.verbs__head { max-width: 60ch; margin-bottom: var(--s7); }
.verbs__head .editorial__index { position: static; margin-bottom: var(--s5); }
.verbs__h {
  font-family: var(--serif); font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1.06; letter-spacing: -0.02em; font-weight: 340;
  color: var(--ink-0); margin: 0 0 var(--s4);
}
.verbs__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0; max-width: 62ch;
}
.verbs__rows {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--line);
}
.verb {
  display: grid;
  grid-template-columns: 72px 200px 1fr 200px 40px;
  gap: var(--s5);
  align-items: center;
  padding: var(--s6) 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-1);
  transition: all var(--dur-fast) var(--ease-out);
  position: relative;
}
.verb::before {
  content: ''; position: absolute; left: -8px; top: 0; bottom: 0;
  width: 3px; background: var(--terra);
  transform: scaleY(0); transform-origin: center;
  transition: transform var(--dur-med) var(--ease-out);
}
.verb:hover { color: var(--ink-0); background: rgba(0,229,229,0.02); }
.verb:hover::before { transform: scaleY(1); }
.verb__idx {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  color: var(--terra);
}
.verb__name {
  font-family: var(--serif); font-size: clamp(28px, 2.6vw, 40px);
  letter-spacing: -0.02em; font-weight: 340; color: var(--ink-0);
  line-height: 1;
}
.verb__def {
  font-size: var(--text-base); line-height: 1.55;
  color: var(--ink-1); max-width: 56ch;
}
.verb__meta {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3);
  text-align: right;
}
.verb__arrow {
  width: 24px; height: 12px; position: relative; justify-self: end;
}
.verb__arrow::before {
  content: ''; position: absolute; left: 0; top: 50%; width: 24px; height: 1px;
  background: currentColor; transform: translateY(-50%);
  transition: width var(--dur-fast) var(--ease-out);
}
.verb__arrow::after {
  content: ''; position: absolute; right: 0; top: 50%; width: 8px; height: 8px;
  border-right: 1px solid currentColor; border-top: 1px solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}
.verb:hover .verb__arrow { color: var(--terra); }

/* Certificate object - premium provenance credential */
.cert-cine {
  padding: var(--s9) 0;
  background: linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.cert-cine__wrap {
  max-width: 1440px; margin: 0 auto; padding: 0 var(--s7);
  display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: var(--s8); align-items: center;
}
.cert-cine__lhs, .cert-cine__rhs { min-width: 0; }
.cert-cine__lead, .cert-cine__sub { max-width: 100%; }
.cert-cine__lhs .editorial__index { position: static; margin-bottom: var(--s5); }
.cert-cine__h {
  font-family: var(--serif); font-size: clamp(36px, 4.4vw, 60px);
  line-height: 1.06; letter-spacing: -0.02em; font-weight: 340;
  color: var(--ink-0); margin: 0 0 var(--s4); max-width: 18ch;
}
.cert-cine__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0 0 var(--s4);
}
.cert-cine__sub {
  font-size: var(--text-sm); color: var(--ink-2); margin: 0 0 var(--s5);
  line-height: 1.5;
}
.cert-cine__samples {
  display: flex; align-items: center; gap: var(--s3); flex-wrap: wrap;
  margin-bottom: var(--s5);
}
.cert-cine__samples-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-3);
}
.cert-cine__sample {
  font-family: var(--mono); font-size: 12px; color: var(--terra);
  padding: 6px 10px; border: 1px solid var(--line-strong);
  transition: all var(--dur-fast) var(--ease-out);
}
.cert-cine__sample:hover { background: var(--terra); color: var(--bg-0); border-color: var(--terra); }

.verifier { }
.verifier-input {
  display: flex; align-items: stretch;
  width: 100%; max-width: 100%; min-width: 0;
  border: 1px solid var(--line-strong);
  transition: border-color var(--dur-fast) var(--ease-out);
}
.verifier-input:focus-within { border-color: var(--terra); }
.verifier-input input {
  flex: 1 1 0; min-width: 0; width: 100%; padding: 14px var(--s4);
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.12em;
  background: var(--bg-0); color: var(--ink-0); border: 0; outline: none;
  text-transform: uppercase;
}
.verifier-input input::placeholder { color: var(--ink-3); }
.verifier-input button {
  flex: 0 0 auto; padding: 14px 22px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; white-space: nowrap;
  background: var(--terra); color: var(--bg-0);
  border: 0; cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.verifier-input button:hover { background: var(--terra-2); }

.cert-cine__rhs { position: relative; }
.cert-object {
  position: relative; overflow: hidden;
  background:
    linear-gradient(135deg, rgba(0,255,255,0.03) 0%, transparent 60%),
    var(--bg-0);
  border: 1px solid var(--line-strong);
  box-shadow:
    0 60px 120px -30px rgba(0,0,0,0.7),
    0 0 0 1px rgba(0,229,229,0.06),
    inset 0 1px 0 rgba(245,244,241,0.03);
  display: flex; flex-direction: column;
}
.cert-object__pattern {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0; opacity: 0.7;
}
.cert-object__head {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: auto 1fr auto;
  gap: var(--s5); align-items: center;
  padding: var(--s5) var(--s6);
  border-bottom: 1px solid var(--line);
}
.cert-object__brand {
  display: flex; align-items: center; gap: var(--s2);
  font-family: 'Nevis', Impact, 'Arial Black', sans-serif;
  font-size: 15px; letter-spacing: 0.08em; color: var(--ink-0);
}
.cert-object__type {
  display: flex; flex-direction: column; gap: 2px;
  text-align: center;
}
.cert-object__type-line {
  font-family: var(--serif); font-size: 15px;
  letter-spacing: -0.005em; color: var(--ink-0); font-weight: 340;
}
.cert-object__type-sub {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-3);
}
.cert-object__status {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border: 1px solid rgba(0,255,122,0.4);
  background: rgba(0,255,122,0.08);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em;
  text-transform: uppercase; color: #79ffb5;
}
.cert-object__status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #00FF7A; box-shadow: 0 0 8px rgba(0,255,122,0.6);
  animation: certPulse 2s ease-in-out infinite;
}
@keyframes certPulse {
  0%,100% { opacity: 1 }
  50% { opacity: 0.4 }
}
.cert-object__id-strip {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between; gap: var(--s3);
  padding: 12px var(--s6);
  border-bottom: 1px solid var(--line);
  background: rgba(0,229,229,0.03);
}
.cert-object__id-label {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ink-3);
}
.cert-object__id-value {
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.14em;
  color: var(--ink-0);
}
.cert-object__body {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 200px;
  gap: var(--s6);
  padding: var(--s6);
  border-bottom: 1px solid var(--line);
}
.cert-object__meta dl {
  display: grid; grid-template-columns: 110px 1fr;
  row-gap: 10px; column-gap: var(--s4); margin: 0;
}
.cert-object__meta dt {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
}
.cert-object__meta dd {
  font-size: var(--text-sm); color: var(--ink-0); margin: 0;
  min-width: 0; word-break: break-word; overflow-wrap: anywhere;
}
.cert-object__id-value { min-width: 0; word-break: break-all; overflow-wrap: anywhere; }
.cert-object__qr {
  display: flex; flex-direction: column; align-items: center; gap: var(--s3);
}
.cert-object__qr-link {
  display: block; padding: 8px; background: var(--bg-0);
  border: 1px solid var(--line);
  transition: all var(--dur-fast) var(--ease-out);
}
.cert-object__qr-link:hover { border-color: var(--terra); }
.cert-object__qr img { display: block; width: 150px; height: 150px; }
.cert-object__qr-note {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3); text-align: center;
  line-height: 1.5;
}
.cert-object__foot {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr auto;
  gap: var(--s5); padding: var(--s5) var(--s6);
}
.cert-object__foot-item { display: flex; flex-direction: column; gap: 4px; }
.cert-object__foot-label {
  font-family: var(--mono); font-size: 9px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-3);
}
.cert-object__foot-value { font-size: var(--text-sm); color: var(--ink-1); }
.cert-object__foot-value--mono {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.02em;
}

/* Regulatory floor - horizontal scroll timeline */
.regf {
  padding: var(--s9) 0;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.regf__wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--s7); }
.regf__head { max-width: 60ch; margin-bottom: var(--s7); }
.regf__head .editorial__index { position: static; margin-bottom: var(--s5); }
.regf__h {
  font-family: var(--serif); font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1.06; letter-spacing: -0.02em; font-weight: 340;
  color: var(--ink-0); margin: 0 0 var(--s4);
}
.regf__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0; max-width: 62ch;
}
.regf__scroller {
  margin: var(--s7) calc(-1 * var(--s7)) var(--s6);
  padding: 0 var(--s7);
  overflow-x: auto; overflow-y: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.regf__scroller::-webkit-scrollbar { display: none; }
.regf__track {
  display: grid; grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 320px);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.regf__card {
  padding: var(--s6) var(--s5);
  background: var(--bg-0);
  display: flex; flex-direction: column; gap: var(--s3);
  transition: background var(--dur-fast) var(--ease-out);
}
.regf__card:hover { background: var(--bg-1); }
.regf__card--active {
  background: linear-gradient(180deg, rgba(0,229,229,0.05) 0%, transparent 60%), var(--bg-0);
  border-top: 2px solid var(--terra);
  padding-top: calc(var(--s6) - 2px);
}
.regf__date {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--terra);
}
.regf__place {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3);
}
.regf__title {
  font-family: var(--serif); font-size: var(--text-xl); font-weight: 340;
  color: var(--ink-0); margin: var(--s2) 0 var(--s2); letter-spacing: -0.01em;
  line-height: 1.15;
}
.regf__card p {
  font-size: var(--text-sm); color: var(--ink-2); line-height: 1.5; margin: 0;
}
.regf__pull {
  display: grid; grid-template-columns: 80px 1fr auto;
  gap: var(--s5); align-items: center;
  padding: var(--s6) 0;
  border-top: 1px solid var(--line);
}
.regf__pull-mark {
  width: 56px; height: 42px;
  filter: drop-shadow(0 0 20px rgba(0,229,229,0.25));
}
.regf__pull-text {
  font-family: var(--serif); font-size: var(--text-lg);
  line-height: 1.5; color: var(--ink-1); font-weight: 340; margin: 0;
  max-width: 68ch;
}
.regf__pull-cta {
  padding: 12px 20px; border: 1px solid var(--line-strong);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-0);
  transition: all var(--dur-fast) var(--ease-out);
}
.regf__pull-cta:hover { background: var(--terra); border-color: var(--terra); color: var(--bg-0); }

/* V-Stack Architecture - signature moment */
.vstack-arch {
  padding: var(--s9) 0;
  background: linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.vstack-arch__wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--s7); }
.vstack-arch__head { max-width: 60ch; margin-bottom: var(--s7); }
.vstack-arch__head .editorial__index { position: static; margin-bottom: var(--s5); }
.vstack-arch__h {
  font-family: var(--serif); font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1.06; letter-spacing: -0.02em; font-weight: 340;
  color: var(--ink-0); margin: 0 0 var(--s4);
}
.vstack-arch__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0; max-width: 62ch;
}
.vstack-arch__stage {
  margin-top: var(--s8);
  display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1fr);
  gap: var(--s8); align-items: center;
}
.vstack-arch__mark {
  width: 100%; max-width: 520px; aspect-ratio: 4/3;
  filter: drop-shadow(0 40px 100px rgba(0,255,255,0.15));
}
.vstack-arch__mark svg { width: 100%; height: 100%; }
.vsb { transition: opacity var(--dur-med) var(--ease-out), transform var(--dur-med) var(--ease-out); transform-origin: center; }
.vlayer:hover ~ .vstack-arch__mark .vsb,
.vstack-arch__stage:has(.vlayer:hover) .vsb { opacity: 0.35; }
.vstack-arch__stage:has(.vlayer[data-layer="1"]:hover) .vsb[data-layer="1"],
.vstack-arch__stage:has(.vlayer[data-layer="2"]:hover) .vsb[data-layer="2"],
.vstack-arch__stage:has(.vlayer[data-layer="3"]:hover) .vsb[data-layer="3"],
.vstack-arch__stage:has(.vlayer[data-layer="4"]:hover) .vsb[data-layer="4"],
.vstack-arch__stage:has(.vlayer[data-layer="5"]:hover) .vsb[data-layer="5"] {
  opacity: 1; transform: translateX(4px);
}
.vstack-arch__layers {
  list-style: none; margin: 0; padding: 0;
  border-top: 1px solid var(--line);
}
.vlayer {
  display: grid; grid-template-columns: 48px 200px 1fr 180px;
  gap: var(--s4); align-items: baseline;
  padding: var(--s5) 0;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur-fast) var(--ease-out);
  cursor: default;
}
.vlayer:hover { background: rgba(0,229,229,0.02); }
.vlayer__n {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; color: var(--terra);
}
.vlayer__name {
  font-family: var(--serif); font-size: var(--text-2xl); font-weight: 340;
  color: var(--ink-0); letter-spacing: -0.015em;
}
.vlayer__desc { font-size: var(--text-sm); color: var(--ink-2); line-height: 1.55; }
.vlayer__tech {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3); text-align: right;
}

/* Closing CTA */
.close-cta {
  padding: var(--s9) 0;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
  position: relative; overflow: hidden;
}
.close-cta::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 100%, rgba(0,229,229,0.05) 0%, transparent 55%);
  pointer-events: none;
}
.close-cta__wrap {
  position: relative;
  max-width: 1440px; margin: 0 auto; padding: 0 var(--s7);
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--s8);
  align-items: center;
}
.close-cta__lhs .editorial__index { position: static; margin-bottom: var(--s5); }
.close-cta__h {
  font-family: var(--serif); font-size: clamp(40px, 5.4vw, 80px);
  line-height: 1.02; letter-spacing: -0.025em; font-weight: 320;
  color: var(--ink-0); margin: 0;
}
.close-cta__h em {
  color: var(--terra); font-style: italic;
  font-variation-settings: "SOFT" 30, "opsz" 96;
}
.close-cta__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0 0 var(--s6); max-width: 60ch;
}
.close-cta__actions {
  display: flex; gap: var(--s3); flex-wrap: wrap; margin-bottom: var(--s6);
}
.close-cta__meta {
  display: flex; flex-direction: column; gap: 6px;
  padding-top: var(--s5); border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3);
}

/* /verify page */
.verify {
  padding: 140px 0 var(--s9);
  background: var(--bg-0);
  min-height: 100vh;
}
.verify__wrap {
  max-width: 1200px; margin: 0 auto; padding: 0 var(--s7);
}
.verify__head { max-width: 66ch; margin-bottom: var(--s7); }
.verify__head .editorial__index { position: static; margin-bottom: var(--s5); flex-direction: row; gap: var(--s3); }
.verify__h {
  font-family: var(--serif); font-size: clamp(40px, 5.4vw, 76px);
  line-height: 1.04; letter-spacing: -0.025em; font-weight: 320;
  color: var(--ink-0); margin: 0 0 var(--s4);
}
.verify__lead {
  font-size: var(--text-lg); color: var(--ink-1); font-weight: 300;
  line-height: 1.55; margin: 0;
}
.verify__lookup {
  display: flex; flex-direction: column; gap: var(--s3);
  margin: var(--s7) 0 var(--s7);
  padding: var(--s5) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.verify__samples {
  display: flex; align-items: center; gap: var(--s3); flex-wrap: wrap;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-3);
}
.verify__sample-chip {
  padding: 6px 10px; border: 1px solid var(--line-strong);
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.14em; color: var(--terra); cursor: pointer;
  text-transform: none;
  transition: all var(--dur-fast) var(--ease-out);
}
.verify__sample-chip:hover { background: var(--terra); color: var(--bg-0); border-color: var(--terra); }

.verify__state {
  display: flex; align-items: flex-start; gap: var(--s5);
  padding: var(--s6);
  border: 1px solid var(--line-strong);
  background: var(--bg-1);
}
[hidden] { display: none !important; }
.verify__state-mark {
  width: 44px; height: 44px; flex-shrink: 0;
}
.verify__state-mark svg { width: 100%; height: 100%; }
.verify__state-body h3 {
  font-family: var(--serif); font-size: var(--text-xl); font-weight: 340;
  margin: 0 0 8px; color: var(--ink-0); letter-spacing: -0.01em;
}
.verify__state-body p {
  font-size: var(--text-sm); color: var(--ink-2); line-height: 1.55; margin: 0;
}

.verify__status-band {
  display: flex; align-items: center; gap: var(--s3);
  padding: 14px var(--s5);
  border: 1px solid rgba(0,255,122,0.35);
  background: rgba(0,255,122,0.06);
  margin-bottom: var(--s5);
}
.verify__status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #00FF7A;
  box-shadow: 0 0 12px rgba(0,255,122,0.7);
  animation: certPulse 2s ease-in-out infinite;
}
.verify__status-txt {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: #79ffb5; font-weight: 500;
}
.verify__status-id {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.14em;
  color: var(--ink-0); margin-left: auto;
}
.verify__status-time {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  color: var(--ink-3);
}

.verify__object {
  display: grid; grid-template-columns: minmax(0, 1fr) 300px;
  gap: 0;
  border: 1px solid var(--line-strong);
  background: var(--bg-0);
  margin-bottom: var(--s6);
}
.verify__meta { padding: var(--s6); min-width: 0; }
.verify__qrpane { min-width: 0; }
.verify__meta-head {
  display: flex; align-items: center; gap: var(--s3);
  padding-bottom: var(--s4); border-bottom: 1px solid var(--line);
  margin-bottom: var(--s5);
}
.verify__meta-brand {
  display: flex; flex-direction: column; gap: 2px;
}
.verify__meta-brand > span:first-child {
  font-family: 'Nevis', Impact, sans-serif; font-size: 16px;
  letter-spacing: 0.08em; color: var(--ink-0);
}
.verify__meta-brand-sub {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
}
.verify__dl {
  display: grid; grid-template-columns: 160px minmax(0, 1fr);
  row-gap: 12px; column-gap: var(--s4); margin: 0;
}
.verify__dl dd { min-width: 0; overflow-wrap: anywhere; }
.verify__dl dt {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
}
.verify__dl dd {
  font-size: var(--text-sm); color: var(--ink-0); margin: 0;
}
.verify__hash { word-break: break-all; font-size: 12px !important; color: var(--ink-1) !important; }

.verify__qrpane {
  border-left: 1px solid var(--line);
  background: var(--bg-1);
  display: flex; align-items: center; justify-content: center;
  padding: var(--s6);
}
.verify__qrpane-inner { display: flex; flex-direction: column; align-items: center; gap: var(--s4); }
.verify__qrpane img {
  display: block; width: 220px; height: 220px;
  background: var(--bg-0); padding: 12px;
  border: 1px solid var(--line);
}
.verify__qrpane-note {
  text-align: center; display: flex; flex-direction: column; gap: 4px;
}
.verify__qrpane-note > span {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
}
.verify__qrpane-note a {
  font-family: var(--mono); font-size: 11px; color: var(--terra);
  word-break: break-all;
}

.verify__chain-h {
  font-family: var(--serif); font-size: var(--text-2xl); font-weight: 340;
  letter-spacing: -0.015em; color: var(--ink-0); margin: 0 0 var(--s4);
}
.verify__chain-list {
  list-style: none; margin: 0; padding: 0;
  border-top: 1px solid var(--line);
}
.verify__chain-item {
  display: grid;
  grid-template-columns: 44px 180px 1fr 200px 140px 1fr;
  gap: var(--s3);
  padding: var(--s4) 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.vci__idx {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; color: var(--terra);
}
.vci__time {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; color: var(--ink-2);
}
.vci__event {
  font-size: var(--text-sm); color: var(--ink-0); font-weight: 400;
}
.vci__actor {
  font-size: var(--text-sm); color: var(--ink-1);
}
.vci__loc {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-3);
}
.vci__hash {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  text-align: right; word-break: break-all;
}

.verify__disclosure {
  margin-top: var(--s6);
  padding: var(--s5);
  border: 1px solid var(--line);
  background: var(--bg-1);
  font-size: var(--text-sm); color: var(--ink-2); line-height: 1.55;
}
.verify__disclosure em { color: var(--ink-1); font-style: normal; }

/* Responsive: elevation sections */
@media (max-width: 1200px) {
  .hero-cine__stage { max-width: 380px; }
  .cert-object__body { grid-template-columns: 1fr; }
  .cert-object__qr { margin-top: var(--s3); }
}

@media (max-width: 980px) {
  .hero-cine__wrap {
    grid-template-columns: 1fr; row-gap: var(--s7);
  }
  .hero-cine__content { order: 1; }
  .hero-cine__stage {
    max-width: 340px; margin: 0 auto;
    order: 2;
  }
  .hero-cine__meta { order: 3; grid-template-columns: repeat(2, 1fr); gap: var(--s5); }
  .editorial__wrap {
    grid-template-columns: 1fr; gap: var(--s5);
  }
  .editorial__index { position: static; }
  .cert-cine__wrap { grid-template-columns: 1fr; gap: var(--s6); }
  .close-cta__wrap { grid-template-columns: 1fr; gap: var(--s5); }
  .vstack-arch__stage { grid-template-columns: 1fr; gap: var(--s6); }
  .vstack-arch__mark { max-width: 340px; margin: 0 auto; }
  .vlayer { grid-template-columns: 40px 1fr; row-gap: 4px; grid-template-areas: "n name" ". desc" ". tech"; }
  .vlayer__n { grid-area: n; }
  .vlayer__name { grid-area: name; font-size: var(--text-xl); }
  .vlayer__desc { grid-area: desc; }
  .vlayer__tech { grid-area: tech; text-align: left; }
  .verb {
    grid-template-columns: 60px 1fr;
    grid-template-areas: "idx name" ". def" ". meta";
    row-gap: 6px; column-gap: var(--s3);
  }
  .verb__idx { grid-area: idx; }
  .verb__name { grid-area: name; font-size: 28px; }
  .verb__def { grid-area: def; }
  .verb__meta { grid-area: meta; text-align: left; }
  .verb__arrow { display: none; }
  .data-wedge__bar { grid-template-columns: 1fr; padding-left: 4vw; padding-right: 4vw; row-gap: var(--s2); }
  .regf__pull { grid-template-columns: 56px 1fr; gap: var(--s4); }
  .regf__pull-cta { grid-column: 1 / -1; justify-self: start; }
  .verify__object { grid-template-columns: minmax(0, 1fr); }
  .verify__qrpane { border-left: 0; border-top: 1px solid var(--line); }
  .verify__chain-item {
    grid-template-columns: 40px 1fr;
    grid-template-areas: "idx time" ". event" ". actor" ". loc" ". hash";
    row-gap: 4px; padding: var(--s4) 0;
  }
  .vci__idx { grid-area: idx; } .vci__time { grid-area: time; }
  .vci__event { grid-area: event; }
  .vci__actor { grid-area: actor; }
  .vci__loc { grid-area: loc; }
  .vci__hash { grid-area: hash; text-align: left; }
}

@media (max-width: 640px) {
  .hero-cine { padding: 96px 0 var(--s7); min-height: auto; }
  .hero-cine__wrap { padding: 0 var(--s5); }
  .hero-cine__h1 { font-size: clamp(32px, 8vw, 44px); }
  .hero-cine__meta { grid-template-columns: 1fr 1fr; gap: var(--s4); }
  .hero-cine__stage { max-width: 260px; }
  .editorial, .film-cine, .verbs, .cert-cine, .regf, .vstack-arch, .close-cta {
    padding: var(--s7) 0;
  }
  .editorial__wrap, .film-cine__wrap, .verbs__wrap, .cert-cine__wrap,
  .regf__wrap, .vstack-arch__wrap, .close-cta__wrap, .verify__wrap {
    padding: 0 var(--s5);
  }
  .editorial__h, .film-cine__h, .verbs__h, .cert-cine__h,
  .regf__h, .vstack-arch__h, .close-cta__h, .verify__h {
    font-size: clamp(28px, 7.4vw, 40px);
  }
  .dw-num { font-size: clamp(32px, 8vw, 44px); }
  .cert-object__head { grid-template-columns: 1fr; text-align: left; gap: var(--s2); padding: var(--s4) var(--s5); }
  .cert-object__type { text-align: left; }
  .cert-object__body { padding: var(--s5); }
  .cert-object__meta dl { grid-template-columns: 88px 1fr; column-gap: 12px; }
  .cert-object__id-strip { flex-wrap: wrap; padding: 10px var(--s5); gap: 6px; }
  .cert-object__id-value { font-size: 12px; letter-spacing: 0.08em; }
  .cert-object__foot { grid-template-columns: 1fr; gap: var(--s3); padding: var(--s4) var(--s5); }
  .verify__dl { grid-template-columns: 96px minmax(0, 1fr); column-gap: 12px; }
  .verify__meta, .verify__qrpane { padding: var(--s5); }
  .verify__qrpane img { width: 180px; height: 180px; }
}

/* SUBPAGE ELEVATION */
/* Shared cinematic-lite hero, numbered editorial reading flow, and V-mark anchors. */
.subpage, .legal-page { position: relative; overflow: hidden; counter-reset: subchapter; }
.subpage::before, .subpage::after, .legal-page::before, .legal-page::after {
  content: ''; position: absolute; pointer-events: none; z-index: 0; opacity: .055;
  width: min(44vw, 560px); aspect-ratio: 4 / 3; background: no-repeat center / contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 75'%3E%3Cpath d='M5.73.15h94.09l-5.58 8.04H.12zM14.06 16.83h77.37l-5.53 8H8.51zM22.51 33.47h60.53l-5.55 8.04H16.9zM30.84 50.15h43.84l-5.64 8.01H25.29zM39.29 66.82h27l-5.55 8.01h-27.09z' fill='%2300FFFF'/%3E%3C/svg%3E");
}
.subpage::before, .legal-page::before { top: 28px; right: -12%; }
.subpage::after, .legal-page::after { bottom: 9%; left: -13%; transform: rotate(180deg); }
.subpage > *, .legal-page > * { position: relative; z-index: 1; }

.subpage__hero, .legal-page__hero {
  min-height: min(760px, 88vh); display: flex; align-items: center; position: relative;
  isolation: isolate; overflow: hidden;
  background: radial-gradient(ellipse at 84% 44%, rgba(0,255,255,.075), transparent 38%), var(--bg-0);
  border-bottom: 1px solid var(--line);
}
.subpage__hero::before, .legal-page__hero::before {
  content: ''; position: absolute; right: max(7vw, 48px); top: 50%; transform: translateY(-50%);
  width: min(30vw, 390px); aspect-ratio: 4 / 3; opacity: .94; pointer-events: none;
  background: no-repeat center / contain;
  filter: drop-shadow(0 30px 60px rgba(0,255,255,.16));
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 75'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='.7' y2='1'%3E%3Cstop stop-color='%2300FF7A'/%3E%3Cstop offset='1' stop-color='%2300FFFF'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cpath d='M5.73.15h94.09l-5.58 8.04H.12zM14.06 16.83h77.37l-5.53 8H8.51zM22.51 33.47h60.53l-5.55 8.04H16.9zM30.84 50.15h43.84l-5.64 8.01H25.29zM39.29 66.82h27l-5.55 8.01h-27.09z' fill='url(%23g)'/%3E%3C/svg%3E");
}
.subpage__hero .grid-12, .legal-page__hero .wrap-narrow { position: relative; z-index: 1; }
.subpage__hero .col-7, .subpage__hero .col-8, .subpage__hero .col-6, .legal-page__hero .wrap-narrow { max-width: 64ch; }
.subpage__hero h1, .legal-page__hero h1 {
  font-family: var(--serif); font-size: clamp(48px, 6vw, 86px) !important; line-height: 1.02;
  font-weight: 340 !important; color: var(--ink-0); margin-top: var(--s5) !important;
}
.subpage__hero .eyebrow, .legal-page__hero .eyebrow { display: inline-block; }
.subpage__hero .lead, .legal-page__hero .lead { font-size: clamp(17px, 1.3vw, 20px); max-width: 56ch; }

.subpage > section:not(.subpage__hero), .legal-page > section:not(.legal-page__hero) { counter-increment: subchapter; }
.subpage > section:not(.subpage__hero)::before, .legal-page > section:not(.legal-page__hero)::before {
  content: counter(subchapter, decimal-leading-zero); display: block; position: absolute; top: var(--s6); left: var(--s7);
  color: var(--terra); font: 12px/1 var(--mono); letter-spacing: .14em; z-index: 2;
}
.subpage__signature { position: relative; overflow: hidden; }
.subpage__signature .wrap { position: relative; }
.subpage__signature .wrap::before {
  content: ''; display: block; width: 32px; height: 26px; margin: 0 0 var(--s5);
  background: no-repeat center / contain;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 26'%3E%3Cpath d='M1.83 1.34h30.03l-1.78 2.57H.04zM4.49 6.67h24.69l-1.77 2.55H2.72zM7.19 11.99h19.32l-1.78 2.57H5.41zM9.85 17.33h13.99l-1.8 2.55H8.09zM12.55 22.65h8.63l-1.78 2.57h-8.67z' fill='%2300FFFF'/%3E%3C/svg%3E");
}

/* Platform: the four existing content blocks become an editorial protocol sheet. */
.subpage--platform .subpage__signature .grid-2 { display: block; border-top: 1px solid var(--line); }
.subpage--platform .subpage__signature .feature-card {
  display: grid; grid-template-columns: 140px minmax(220px,.8fr) minmax(260px,1fr) minmax(190px,.8fr); align-items: start; gap: var(--s5);
  padding: var(--s6) 0 var(--s6) 42px; border: 0; border-bottom: 1px solid var(--line); background: transparent;
}

.subpage--platform .subpage__signature .feature-card .num { grid-column: 1; margin: 0; }
.subpage--platform .subpage__signature .feature-card h3 { grid-column: 2; margin: 0 !important; }
.subpage--platform .subpage__signature .feature-card > p { grid-column: 3; margin: 0; }
.subpage--platform .subpage__signature .feature-card .mono { grid-column: 4; margin: 0 !important; border-left: 1px solid var(--line); padding-left: var(--s4); }
.subpage--platform .subpage__signature .feature-card .mono div::before { content: ''; display: inline-block; width: 10px; height: 8px; margin-right: 8px; background: var(--terra); clip-path: polygon(0 0,100% 0,72% 100%,0 100%); }

/* Certificate: retained specimen is given an object stage and a custody-rule line. */
.subpage--certificate .subpage__signature { background: linear-gradient(180deg,var(--bg-0),var(--bg-1)); }
.subpage--certificate .cert { box-shadow: 0 52px 100px -44px rgba(0,255,255,.26); }


/* Certificate specimen mobile stacking */
@media (max-width: 900px) {
  .subpage--certificate .subpage__signature .grid-12 { display: block; }
  .subpage--certificate .subpage__signature .col-4,
  .subpage--certificate .subpage__signature .col-8 { width: 100%; max-width: 100%; margin-bottom: var(--s6); }
  .subpage--certificate .cert { width: 100%; max-width: 100%; box-sizing: border-box; }
  .subpage--certificate .cert .cert-row { grid-template-columns: 100px 1fr; font-size: 11px; }
  .subpage--certificate .cert .cert-row > *:last-child { word-break: break-word; overflow-wrap: anywhere; }
  .subpage--contact .subpage__signature .wrap::after { display: none; }
  .subpage--contact .subpage__hero .h1, .subpage--contact .subpage__hero .lead { max-width: 100%; }
}

/* Technology: V-stack with keyboard focus and expanded row treatment. */
.subpage--technology .subpage__signature--technology .wrap { display: grid; grid-template-columns: minmax(260px,.7fr) 1fr; gap: var(--s8); align-items: center; }
.subpage--technology .subpage__signature--technology .wrap::after { content: ''; grid-column: 1; grid-row: 2; width:100%; aspect-ratio: 4/3; background: no-repeat center/contain; filter:drop-shadow(0 32px 70px rgba(0,255,255,.18)); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 75'%3E%3Cpath d='M5.73.15h94.09l-5.58 8.04H.12zM14.06 16.83h77.37l-5.53 8H8.51zM22.51 33.47h60.53l-5.55 8.04H16.9zM30.84 50.15h43.84l-5.64 8.01H25.29zM39.29 66.82h27l-5.55 8.01h-27.09z' fill='%2300FFFF'/%3E%3C/svg%3E"); }
.subpage--technology .subpage__signature--technology .reveal { grid-column: 2; grid-row: 2; }
.subpage--technology .arch-layer { cursor: pointer; }
.subpage--technology .arch-layer:focus, .subpage--technology .arch-layer.is-active { outline: 1px solid var(--terra); outline-offset: -1px; background: rgba(0,229,229,.035); }
.subpage--technology .arch-layer.is-active .desc { color: var(--ink-0); }

/* VLM: the existing accounting facts cascade like metered event records. */
.subpage--vlm .subpage__signature .grid-4 { display: flex; flex-direction: column; gap: 1px; background: var(--line); }
.subpage--vlm .subpage__signature .card { min-height: 0; display: grid; grid-template-columns: minmax(140px,.45fr) 1fr; gap: var(--s6); padding: var(--s6) calc(var(--s6) + 5%) var(--s6) calc(var(--s6) + 2%); background: var(--bg-0); border: 0; }
.subpage--vlm .subpage__signature .card:nth-child(2) { margin-left: 5%; }.subpage--vlm .subpage__signature .card:nth-child(3) { margin-left: 10%; }.subpage--vlm .subpage__signature .card:nth-child(4) { margin-left: 15%; }
.subpage--vlm .subpage__signature .card .num { margin:0; color:var(--terra); }.subpage--vlm .subpage__signature .card h3, .subpage--vlm .subpage__signature .card p { margin:0; }

/* Whitepaper: the contents retain their words, arranged beside a PDF-like reading object. */
.subpage--whitepaper .subpage__signature .wrap { display:grid; grid-template-columns:minmax(0,1fr) 320px; gap:var(--s8); }
.subpage--whitepaper .subpage__signature .section-head, .subpage--whitepaper .subpage__signature .grid-2 { grid-column:1; }
.subpage--whitepaper .subpage__signature .wrap::after { content:'VOLUM\A WHITEPAPER\A\A 2026 EDITION\A\A VERIFIABLE\A SUPPLY CHAIN'; white-space:pre-line; grid-column:2; grid-row:1 / span 2; align-self:start; min-height:420px; padding:var(--s6); border:1px solid var(--line-strong); color:var(--ink-0); font:12px/1.75 var(--mono); letter-spacing:.14em; background:linear-gradient(135deg,rgba(0,255,255,.08),transparent 55%),var(--bg-0); box-shadow:24px 24px 0 rgba(0,229,229,.06); }
.subpage--whitepaper .subpage__signature .card { padding-left:calc(var(--s6) + 22px); }.subpage--whitepaper .subpage__signature .card::after { content:''; position:absolute; left:var(--s6); top:var(--s6); width:12px;height:10px;background:var(--terra);clip-path:polygon(0 0,100% 0,72% 100%,0 100%); }

/* Regulatory map: rows become the horizon line for dated obligations. */
.subpage--dpp .subpage__signature .wrap { overflow-x:auto; }
.subpage--dpp .subpage__signature .dtable { min-width:1040px; border-top:1px solid var(--line); }
.subpage--dpp .subpage__signature .dtable tbody { display:table-row-group; }
.subpage--dpp .subpage__signature .dtable tr { position:relative; }.subpage--dpp .subpage__signature .dtable tr td:first-child::before { content:''; display:inline-block; width:10px;height:8px;margin-right:8px;background:var(--terra);clip-path:polygon(0 0,100% 0,72% 100%,0 100%); }
.subpage--dpp .subpage__signature .dtable tr:nth-child(1) td { border-top:1px solid var(--line); }

/* Contact: the request block has a reserved response stage instead of a blank right half. */
.subpage--contact .subpage__signature .wrap { position:relative; }
.subpage--contact .subpage__signature .wrap::after { content:''; position:absolute; right:2%; top:4%; bottom:4%; width:31%; opacity:.28; background:no-repeat center/contain; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 75'%3E%3Cpath d='M5.73.15h94.09l-5.58 8.04H.12zM14.06 16.83h77.37l-5.53 8H8.51zM22.51 33.47h60.53l-5.55 8.04H16.9zM30.84 50.15h43.84l-5.64 8.01H25.29zM39.29 66.82h27l-5.55 8.01h-27.09z' fill='%2300FFFF'/%3E%3C/svg%3E"); pointer-events:none; }
.subpage--contact .subpage__signature form { position:relative; z-index:1; background:rgba(10,10,11,.93); }

/* Legal hub: high-information policy register with V row markers. */
.subpage--legal-hub .subpage__signature .dtable td:first-child::before { content:''; display:inline-block; width:14px;height:11px;margin-right:10px;background:var(--terra);clip-path:polygon(0 0,100% 0,72% 100%,0 100%);vertical-align:-1px; }
.subpage--legal-hub .subpage__signature .dtable tr:hover td { background:rgba(0,229,229,.035); }

/* Legal documents: restrained editorial field with generated section navigation. */
.legal-page { padding-right: min(19vw, 290px); }
.legal-page__hero { min-height: min(620px,78vh); }
.legal-page__hero::before { width:min(22vw,280px); right:max(5vw,34px); opacity:.45; }
.legal-page__hero h1 { max-width:17ch; }
.legal-page .section { padding-top:var(--s9); padding-bottom:var(--s9); }
.legal-page__sections { list-style:none; padding-left:0 !important; counter-reset:legalitem; }
.legal-page__sections > li { counter-increment:legalitem; position:relative; padding:0 0 var(--s7) 64px !important; margin:0 0 var(--s6) !important; border-bottom:1px solid var(--line); }
.legal-page__sections > li::before { content:counter(legalitem,decimal-leading-zero); position:absolute; left:0; top:7px; color:var(--terra); font:12px var(--mono); letter-spacing:.14em; }
.legal-page__sections h2 { font-size:clamp(28px,3vw,42px); font-weight:340; }.legal-page__sections p { font-size:var(--text-base); line-height:1.7; color:var(--ink-1); }
.legal-page__toc { position:fixed; top:124px; right:max(24px,calc((100vw - 1440px)/2 + 24px)); width:min(17vw,250px); z-index:8; border-left:1px solid var(--line-strong); padding-left:var(--s4); }
.legal-page__toc nav { display:flex; flex-direction:column; gap:9px; max-height:calc(100vh - 160px); overflow:auto; padding-right:var(--s2); }
.legal-page__toc a { font:10px/1.45 var(--mono); letter-spacing:.06em; color:var(--ink-3); }.legal-page__toc a:hover { color:var(--terra); }

@media (max-width: 980px) {
  .subpage__hero::before { width:220px; right:28px; opacity:.42; }
  .subpage--platform .subpage__signature .feature-card { grid-template-columns:80px 1fr; }.subpage--platform .subpage__signature .feature-card h3 {grid-column:2}.subpage--platform .subpage__signature .feature-card > p, .subpage--platform .subpage__signature .feature-card .mono {grid-column:2}.subpage--platform .subpage__signature .feature-card .mono {border-left:0;padding-left:0;}
  .subpage--technology .subpage__signature--technology .wrap, .subpage--whitepaper .subpage__signature .wrap { grid-template-columns:1fr; }.subpage--technology .subpage__signature--technology .wrap::after { grid-column:1;grid-row:2;max-width:360px;margin:auto; }.subpage--technology .subpage__signature--technology .reveal {grid-column:1;grid-row:3}.subpage--whitepaper .subpage__signature .wrap::after {grid-column:1;grid-row:2;max-width:340px}.subpage--whitepaper .subpage__signature .grid-2 {grid-column:1;grid-row:3}
  .legal-page { padding-right:0; }.legal-page__toc { display:none; }
}
@media (max-width: 640px) {
  .subpage__hero, .legal-page__hero { min-height:auto; padding-top:112px !important; padding-bottom:var(--s8); }.subpage__hero::before, .legal-page__hero::before { display:none; }.subpage__hero h1, .legal-page__hero h1 { font-size:clamp(36px,10vw,48px) !important; }.subpage > section:not(.subpage__hero)::before, .legal-page > section:not(.legal-page__hero)::before { left:var(--s5); top:var(--s4); }.subpage__signature .wrap::before { width:25px;height:21px; }
  .subpage--vlm .subpage__signature .card { grid-template-columns:1fr; gap:var(--s3); }.subpage--vlm .subpage__signature .card:nth-child(n) { margin-left:0; }.subpage--contact .subpage__signature .wrap::after { display:none; }
  .legal-page .section { padding-top:var(--s8);padding-bottom:var(--s8); }.legal-page__sections > li { padding-left:44px !important; }.legal-page__sections h2 {font-size:28px;}.legal-page__sections p {font-size:15px;}.legal-page__hero .wrap-narrow {padding:0 var(--s5);}
}

/* --- VLM Contract card --- */
.contract-card {
  border: 1px solid var(--line);
  background: var(--bg-1);
  padding: 28px 32px;
}
.contract-card__row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.contract-card__row:first-child { padding-top: 4px; }
.contract-card__label {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: rgba(245,244,241,0.55);
}
.contract-card__value {
  font-size: 13px; color: var(--ink-0);
}
.contract-card__addr-block {
  padding-top: 20px;
}
.contract-card__addr {
  font-family: var(--mono);
  font-size: clamp(11px, 1.15vw, 14px);
  color: var(--ink-0);
  word-break: break-all;
  margin-top: 10px;
  padding: 14px 16px;
  background: var(--bg-0);
  border: 1px solid var(--line);
  user-select: all;
}
.contract-card__actions {
  display: flex; gap: 12px; margin-top: 16px; flex-wrap: wrap;
}
.contract-card__btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-0);
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  cursor: pointer; text-decoration: none;
  transition: background 180ms var(--ease-out), border-color 180ms var(--ease-out), color 180ms var(--ease-out);
}
.contract-card__btn:hover {
  background: var(--ink-0); color: var(--bg-0); border-color: var(--ink-0);
}
.contract-card__btn.is-copied {
  background: var(--accent-2); color: var(--bg-0); border-color: var(--accent-2);
}

/* --- VLM Acquisition widget --- */
.acq-widget {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 24px;
  border: 1px solid var(--line);
  background: var(--bg-0);
}
.acq-widget__stats {
  padding: 32px;
  border-right: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 32px;
  align-content: start;
}
.acq-stat__label {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: rgba(245,244,241,0.55);
  margin-bottom: 8px;
}
.acq-stat__value {
  font-family: var(--sans); font-size: 18px; font-weight: 400;
  color: var(--ink-0); line-height: 1.3;
}
.acq-stat__value.mono {
  font-family: var(--mono); font-size: 15px; letter-spacing: 0.01em;
}
.acq-stat__value--muted { color: rgba(245,244,241,0.55); font-size: 14px; }
.acq-stat__value--pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px; border: 1px solid var(--terra);
  background: rgba(0,255,255,0.06); color: var(--terra);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
}
.acq-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--terra);
  box-shadow: 0 0 8px var(--terra);
  animation: acq-dot-pulse 2s ease-in-out infinite;
}
@keyframes acq-dot-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}
@media (prefers-reduced-motion: reduce) { .acq-dot { animation: none; } }

.acq-widget__waitlist {
  padding: 32px;
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, var(--bg-0) 0%, rgba(0,255,255,0.02) 100%);
}
.acq-widget__waitlist-head p { color: rgba(245,244,241,0.72); }
.acq-widget__waitlist-row {
  display: flex; gap: 10px; margin-top: 24px;
  border-top: 1px solid var(--line); padding-top: 24px;
}
.acq-widget__waitlist-row input[type="email"] {
  flex: 1; padding: 12px 14px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  color: var(--ink-0);
  font-family: var(--mono); font-size: 13px;
  outline: none;
  transition: border-color 180ms var(--ease-out);
}
.acq-widget__waitlist-row input[type="email"]::placeholder { color: rgba(245,244,241,0.35); }
.acq-widget__waitlist-row input[type="email"]:focus { border-color: var(--terra); }
.acq-widget__waitlist-row .btn-primary { flex: 0 0 auto; }
.acq-widget__waitlist-note {
  margin-top: 16px;
  font-size: 10px; line-height: 1.6;
  color: rgba(245,244,241,0.45);
  letter-spacing: 0.02em; text-transform: none;
}
.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;
}
@media (max-width: 900px) {
  .acq-widget { grid-template-columns: 1fr; }
  .acq-widget__stats { border-right: none; border-bottom: 1px solid var(--line); grid-template-columns: 1fr 1fr; }
  .acq-widget__waitlist-row { flex-direction: column; }
  .acq-widget__waitlist-row .btn-primary { width: 100%; }
}