:root {
  --ink: #f5f2e9;
  --muted: #a9ada8;
  --dim: #747a77;
  --base: #09110f;
  --surface: #101a17;
  --surface-2: #15221e;
  --line: rgba(226, 235, 226, 0.13);
  --mint: #99f2c8;
  --mint-deep: #2d9e73;
  --amber: #f6bd67;
  --violet: #bfa9ff;
  --rose: #ff8f99;
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    var(--base);
  background-size: 42px 42px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  min-height: 100vh;
}

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 20; background: var(--mint); color: #07110e; padding: .7rem 1rem; border-radius: 8px; }
.skip-link:focus { top: 1rem; }
.ambient { position: fixed; width: 36rem; height: 36rem; border-radius: 50%; filter: blur(110px); opacity: .11; pointer-events: none; z-index: -1; }
.ambient-one { background: var(--mint); top: -18rem; left: -10rem; }
.ambient-two { background: var(--violet); top: 40rem; right: -20rem; }

.site-header {
  width: min(calc(100% - 2rem), var(--max));
  height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.brand-mark { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid rgba(153,242,200,.45); border-radius: 11px; color: var(--mint); font-family: Georgia, serif; font-size: 1.2rem; }
.brand strong, .brand small { display: block; }
.brand strong { letter-spacing: .01em; }
.brand small { color: var(--dim); font-size: .68rem; text-transform: uppercase; letter-spacing: .14em; }
nav { display: flex; gap: 1.7rem; }
nav a { color: var(--muted); text-decoration: none; font-size: .86rem; }
nav a:hover, nav a:focus-visible { color: var(--mint); }
.live-state { color: var(--muted); font-size: .76rem; display: flex; align-items: center; gap: .5rem; }
.live-state span { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 14px var(--mint); }

main { overflow: hidden; }
.hero { width: min(calc(100% - 2rem), var(--max)); margin: 0 auto; padding: 8rem 0 5.5rem; }
.eyebrow, .kicker { color: var(--mint); font-size: .7rem; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow { display: flex; gap: .8rem; align-items: center; }
.eyebrow span:first-child { border: 1px solid rgba(153,242,200,.3); border-radius: 999px; padding: .35rem .65rem; }
.eyebrow span:last-child { color: var(--dim); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 1.7rem 0; max-width: 970px; font-size: clamp(3.4rem, 8vw, 7.4rem); line-height: .91; letter-spacing: -.065em; font-weight: 640; }
h1 em { color: var(--mint); font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
.hero-copy { max-width: 720px; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.32rem); }
.hero-actions { display: flex; gap: .8rem; margin: 2.3rem 0 4.5rem; }
.button { display: inline-flex; min-height: 47px; align-items: center; justify-content: center; padding: 0 1.15rem; border-radius: 11px; text-decoration: none; font-size: .88rem; font-weight: 700; }
.button.primary { color: #07110e; background: var(--mint); }
.button.secondary { border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.button:hover { transform: translateY(-1px); }
.hero-facts { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact { padding: 1.2rem 1rem 1.2rem 0; }
.fact + .fact { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.fact strong { display: block; font-size: 1.7rem; letter-spacing: -.04em; }
.fact span { color: var(--dim); font-size: .73rem; text-transform: uppercase; letter-spacing: .1em; }

.signal-strip { width: max-content; min-width: 100%; display: flex; justify-content: center; gap: 3rem; padding: 1.15rem 2rem; color: #07110e; background: var(--mint); transform: rotate(-1deg) scale(1.02); }
.signal-strip p { margin: 0; font-size: .68rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }

.section { width: min(calc(100% - 2rem), var(--max)); margin: 0 auto; padding: 8rem 0 2rem; }
.section-heading { display: flex; justify-content: space-between; gap: 3rem; align-items: end; margin-bottom: 3rem; }
.section-heading > p { color: var(--muted); max-width: 460px; margin-bottom: .4rem; }
.section-heading.compact { margin-bottom: 2rem; }
.kicker { margin-bottom: .55rem; }
h2 { margin-bottom: 0; font-size: clamp(2.1rem, 4vw, 3.7rem); line-height: 1; letter-spacing: -.045em; }
h3 { letter-spacing: -.025em; }

.phase-rail { position: relative; display: grid; grid-template-columns: repeat(6, minmax(165px, 1fr)); gap: 1px; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
.phase { min-height: 365px; padding: 1.35rem; background: var(--surface); display: flex; flex-direction: column; }
.phase:hover { background: var(--surface-2); }
.phase-top { display: flex; justify-content: space-between; align-items: center; }
.phase-id { color: var(--dim); font: 700 .72rem/1 ui-monospace, monospace; }
.status { display: inline-flex; align-items: center; gap: .35rem; color: var(--muted); font-size: .64rem; text-transform: uppercase; letter-spacing: .09em; }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--dim); }
.status.accepted::before { background: var(--mint); }
.status.in_progress::before { background: var(--amber); }
.status.planned::before { background: var(--violet); }
.status.excluded::before { background: var(--rose); }
.phase h3 { margin: 4.5rem 0 .8rem; font-size: 1.15rem; }
.phase p { color: var(--muted); font-size: .85rem; }
.progress { margin-top: auto; }
.progress-label { display: flex; justify-content: space-between; color: var(--dim); font: .67rem/1 ui-monospace, monospace; margin-bottom: .55rem; }
.progress-track { display: block; width: 100%; height: 3px; border: 0; appearance: none; background: rgba(255,255,255,.08); }
.progress-track::-webkit-progress-bar { background: rgba(255,255,255,.08); }
.progress-track::-webkit-progress-value { background: var(--mint); }
.progress-track::-moz-progress-bar { background: var(--mint); }

.tracks-section { padding-top: 7rem; }
.filters { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: flex-end; }
.filter { color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: .48rem .75rem; cursor: pointer; font: inherit; font-size: .72rem; }
.filter[aria-pressed="true"] { color: #07110e; background: var(--mint); border-color: var(--mint); }
.track-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.track-card { padding: 1.6rem; border: 1px solid var(--line); border-radius: 18px; background: rgba(16,26,23,.72); }
.track-card header { display: flex; justify-content: space-between; gap: 1rem; }
.track-card h3 { font-size: 1.35rem; margin: 1.5rem 0 .65rem; }
.track-card p { color: var(--muted); }
.track-card .next { margin: 1.4rem 0 0; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--dim); font-size: .79rem; }
.phase-tag { color: var(--dim); font: .7rem/1 ui-monospace, monospace; }

.b2b-section { padding-top: 9rem; }
.b2b-intro { max-width: 840px; margin-bottom: 3rem; }
.b2b-intro > p:last-child { max-width: 700px; color: var(--muted); font-size: 1.05rem; margin-top: 1.3rem; }
.system-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.system-card { position: relative; overflow: hidden; min-height: 340px; padding: 1.8rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.system-card::after { content: attr(data-index); position: absolute; right: -1rem; bottom: -3.3rem; color: rgba(153,242,200,.045); font: 9rem/1 Georgia, serif; }
.system-card header { display: flex; justify-content: space-between; gap: 1rem; }
.system-card h3 { margin: 4rem 0 1.2rem; font-size: 1.65rem; }
.system-card ul { position: relative; z-index: 1; list-style: none; padding: 0; margin: 0; }
.system-card li { color: var(--muted); padding: .45rem 0 .45rem 1.1rem; font-size: .86rem; }
.system-card li::before { content: "↳"; color: var(--mint); position: absolute; margin-left: -1.1rem; }
.gate-panel { display: grid; grid-template-columns: .82fr 1.7fr; gap: 3rem; margin-top: 1rem; padding: 3rem; border-radius: var(--radius); background: var(--mint); color: #07110e; }
.gate-copy p { opacity: .7; }
.gate-copy .kicker { color: #174d3c; }
.gate-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid rgba(7,17,14,.18); }
.gate-list li { display: grid; grid-template-columns: 42px 1fr auto; gap: 1rem; align-items: start; padding: 1rem 0; border-bottom: 1px solid rgba(7,17,14,.18); }
.gate-list strong { display: block; }
.gate-list p { margin: .2rem 0 0; opacity: .7; font-size: .82rem; }
.gate-list .status { color: #174d3c; }

.boundary-section { display: grid; grid-template-columns: 1.45fr .8fr; gap: 1rem; }
.boundary-card { padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius); }
.authority-card { background: linear-gradient(145deg, #14231e, #0d1613); }
.excluded-card { background: rgba(255,143,153,.055); }
.authority-card h2 { max-width: 720px; }
.authority-flow { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; margin: 3rem 0 1.5rem; }
.authority-flow span { padding: .7rem .9rem; border: 1px solid rgba(153,242,200,.25); border-radius: 9px; color: var(--mint); font-size: .8rem; }
.authority-flow i { color: var(--dim); font-style: normal; }
.fine-print { color: var(--muted); font-size: .84rem; max-width: 720px; }
.excluded-card h3 { font-size: 1.7rem; }
.excluded-card ul { list-style: none; padding: 0; }
.excluded-card li { color: var(--muted); padding: .65rem 0; border-bottom: 1px solid var(--line); font-size: .84rem; }
.excluded-card li::before { content: "×"; color: var(--rose); margin-right: .65rem; }

.principles { width: min(calc(100% - 2rem), var(--max)); margin: 7rem auto; padding: 3.2rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.principles ol { list-style: none; counter-reset: principle; margin: 0; padding: 0; }
.principles li { counter-increment: principle; display: grid; grid-template-columns: 2rem 1fr; gap: .7rem; padding: .8rem 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.principles li::before { content: "0" counter(principle); color: var(--mint); font: .7rem/1.6 ui-monospace, monospace; }

footer { width: min(calc(100% - 2rem), var(--max)); margin: 0 auto; padding: 2rem 0 3rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 2rem; color: var(--dim); font-size: .75rem; }
footer strong, footer span { display: block; }
footer strong { color: var(--ink); }
footer p { margin: 0; text-align: right; }
code { color: var(--muted); }
.error, .noscript { width: min(calc(100% - 2rem), var(--max)); margin: 2rem auto; padding: 1rem; color: var(--rose); border: 1px solid rgba(255,143,153,.35); border-radius: 10px; background: rgba(255,143,153,.06); }

@media (max-width: 900px) {
  nav { display: none; }
  .hero { padding-top: 5rem; }
  .hero-facts { grid-template-columns: repeat(2, 1fr); }
  .fact:nth-child(3) { border-left: 0; }
  .fact:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section-heading, .principles { grid-template-columns: 1fr; display: grid; gap: 1.5rem; }
  .phase-rail { grid-template-columns: repeat(6, 235px); }
  .track-grid, .system-grid, .boundary-section { grid-template-columns: 1fr; }
  .gate-panel { grid-template-columns: 1fr; padding: 2rem; }
}

@media (max-width: 600px) {
  .site-header { height: 66px; }
  .live-state { display: none; }
  h1 { font-size: clamp(3rem, 17vw, 5rem); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-facts { grid-template-columns: 1fr 1fr; }
  .signal-strip { justify-content: flex-start; gap: 2rem; overflow: hidden; }
  .section { padding-top: 6rem; }
  .section-heading { align-items: start; }
  .filters { justify-content: flex-start; }
  .system-card { min-height: 310px; }
  .gate-list li { grid-template-columns: 34px 1fr; }
  .gate-list .status { grid-column: 2; }
  .principles { padding: 2rem 0; }
  footer { display: block; }
  footer p { margin-top: 1rem; text-align: left; }
}

@media (prefers-reduced-motion: no-preference) {
  .phase, .track-card, .system-card, .button { transition: transform .18s ease, background .18s ease, border-color .18s ease; }
  .track-card:hover, .system-card:hover { transform: translateY(-3px); border-color: rgba(153,242,200,.28); }
}