:root {
  --bg: #07070a;
  --panel: #0e0d14;
  --panel2: #12101a;
  --text: #f4f3f7;
  --muted: #9c98aa;
  --green: #00ff41;
  --purple: #8b5cf6;
  --purple2: #a78bfa;
  --line: rgba(167,139,250,.18);
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 70% 8%, rgba(139,92,246,.11), transparent 30rem),
    radial-gradient(circle at 5% 45%, rgba(0,255,65,.04), transparent 24rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.014) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.014) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

a { color: inherit; text-decoration: none; }

.nav {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font: 700 18px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: -.02em;
}

.brand img {
  width: 42px;
  height: 42px;
}

.nav nav {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 14px;
}

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

.hero {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  min-height: 710px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  align-items: center;
  gap: 60px;
  padding: 56px 0 90px;
}

.eyebrow, .kicker {
  color: var(--purple2);
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .18em;
}

.hero h1 {
  margin: 20px 0 24px;
  font-size: clamp(52px, 7vw, 92px);
  line-height: .98;
  letter-spacing: -.065em;
}

.hero h1 span {
  color: #aaa4b8;
}

.lede {
  max-width: 700px;
  color: #c5c1cc;
  font-size: 20px;
}

.lede strong { color: var(--green); }

.actions {
  display: flex;
  gap: 12px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 14px;
  transition: transform .15s ease, border-color .15s ease;
}

.button:hover { transform: translateY(-1px); }

.button.primary {
  background: var(--purple);
  color: white;
  box-shadow: 0 12px 40px rgba(139,92,246,.22);
}

.button.ghost {
  border: 1px solid rgba(255,255,255,.13);
  color: #d4d1da;
}

.status-line {
  margin-top: 28px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 9px;
  font: 500 13px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 99px;
  background: var(--green);
  box-shadow: 0 0 16px rgba(0,255,65,.8);
}

.hero-mark {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 500px;
}

.hero-mark img {
  position: relative;
  z-index: 3;
  width: min(100%, 470px);
  filter: drop-shadow(0 26px 54px rgba(139,92,246,.17));
}

.halo {
  position: absolute;
  border: 1px solid rgba(139,92,246,.15);
  border-radius: 50%;
}

.halo-one { width: 430px; height: 430px; }
.halo-two { width: 560px; height: 560px; opacity: .45; }

.manifesto {
  width: min(calc(100% - 40px), 900px);
  margin: 30px auto 160px;
  text-align: center;
}

.manifesto p {
  color: var(--muted);
  font-size: 19px;
  margin: 7px;
}

.manifesto .accent { color: var(--purple2); }

.manifesto h2 {
  margin: 24px 0 0;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -.055em;
}

.architecture, .status {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 110px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
}

.section-head h2 {
  font-size: clamp(40px, 5vw, 64px);
  margin: 12px 0 0;
  line-height: 1.02;
  letter-spacing: -.05em;
}

.section-head > p {
  color: var(--muted);
  font-size: 18px;
  max-width: 560px;
}

.rivers {
  margin: 80px 0 55px;
  padding: 35px 40px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(139,92,246,.045), rgba(255,255,255,.008));
  border-radius: 18px;
}

.rivers svg { width: 100%; height: auto; overflow: visible; }

.river {
  fill: none;
  stroke-width: 10;
  stroke-linecap: round;
  filter: url(#glow);
}

.river.state { stroke: var(--green); opacity: .86; }
.river.wimble { stroke: url(#mw); }

.anchors line {
  stroke: rgba(255,255,255,.48);
  stroke-width: 1.5;
  stroke-dasharray: 5 7;
}

.anchors circle {
  fill: var(--bg);
  stroke: var(--purple2);
  stroke-width: 3;
}

.river-label {
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .18em;
}

.midstate-label { color: var(--green); }
.midwimble-label { color: var(--purple2); text-align: right; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 12px;
}

.feature-grid article {
  min-height: 260px;
  padding: 28px;
  border: 1px solid rgba(255,255,255,.075);
  background: var(--panel);
  border-radius: 14px;
}

.num {
  color: var(--purple2);
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.feature-grid h3 {
  margin: 54px 0 12px;
  font-size: 20px;
}

.feature-grid p {
  color: var(--muted);
  font-size: 14px;
}

.checkpoint {
  width: min(calc(100% - 40px), var(--max));
  margin: 70px auto 80px;
  padding: 80px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 90px;
  align-items: center;
  border-radius: 24px;
  background:
    radial-gradient(circle at 80% 10%, rgba(139,92,246,.13), transparent 20rem),
    var(--panel2);
  border: 1px solid rgba(255,255,255,.075);
}

.checkpoint h2 {
  font-size: 56px;
  line-height: 1;
  letter-spacing: -.055em;
  margin: 12px 0 24px;
}

.checkpoint p { color: var(--muted); }

blockquote {
  margin: 32px 0 0;
  color: var(--green);
  font: 700 22px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.checkpoint-card {
  border: 1px solid rgba(167,139,250,.22);
  background: #08070b;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.25);
}

.terminal-head {
  height: 43px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.terminal-head span {
  width: 8px; height: 8px; border-radius: 50%;
  background: #393640;
}

.terminal-head b {
  margin-left: auto;
  color: #6e6977;
  font: 600 11px ui-monospace, SFMono-Regular, Menlo, monospace;
}

pre {
  overflow-x: auto;
  margin: 0;
  padding: 28px;
  color: #beb8ca;
  font: 500 13px/1.8 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.status-grid {
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 14px;
  margin-top: 60px;
}

.status-card {
  padding: 34px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.075);
  background: var(--panel);
}

.status-card > span {
  font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .17em;
}

.implemented > span { color: var(--green); }
.planned > span { color: var(--purple2); }

.status-card ul {
  padding-left: 19px;
  color: #c6c2ce;
  line-height: 2;
  margin-bottom: 0;
}

.closing {
  width: min(calc(100% - 40px), 820px);
  margin: 110px auto 140px;
  text-align: center;
}

.closing img {
  width: 132px;
  height: 132px;
}

.closing h2 {
  margin: 28px 0 18px;
  font-size: clamp(48px,7vw,80px);
  letter-spacing: -.06em;
  line-height: .98;
}

.closing p {
  max-width: 600px;
  margin: 0 auto 32px;
  color: var(--muted);
  font-size: 18px;
}

footer {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 34px 0 50px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: #6f6b78;
  font: 500 11px ui-monospace, SFMono-Regular, Menlo, monospace;
}

footer a:hover { color: var(--purple2); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 70px; }
  .hero-mark { min-height: 380px; grid-row: 1; }
  .hero-mark img { width: 340px; }
  .halo-one { width: 310px; height: 310px; }
  .halo-two { width: 390px; height: 390px; }

  .section-head,
  .checkpoint { grid-template-columns: 1fr; gap: 32px; }

  .feature-grid { grid-template-columns: 1fr 1fr; }
  .checkpoint { padding: 48px 30px; }
  .status-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .nav nav a:not(:last-child) { display: none; }
  .hero h1 { font-size: 53px; }
  .hero { gap: 15px; }
  .hero-mark { min-height: 315px; }
  .hero-mark img { width: 280px; }
  .halo-one { width: 260px; height: 260px; }
  .halo-two { width: 320px; height: 320px; }
  .feature-grid { grid-template-columns: 1fr; }
  .rivers { padding: 22px 15px; }
  .architecture, .status { padding: 75px 0; }
  .checkpoint h2 { font-size: 46px; }
  footer { flex-direction: column; }
}