:root {
  color-scheme: dark;
  --bg: #0b1116;
  --surface: #111a21;
  --surface-strong: #16242d;
  --ink: #edf4f3;
  --muted: #9aacae;
  --faint: #6f8285;
  --line: rgba(220, 239, 236, .14);
  --accent: #72e0c0;
  --accent-strong: #b6f5e2;
  --accent-ink: #082119;
  --max: 1120px;
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", Inter, ui-sans-serif, system-ui, -apple-system, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(114, 224, 192, .07), transparent 34%), radial-gradient(circle at 90% 0%, rgba(114, 224, 192, .09), transparent 26%);
  z-index: -1;
}
a { color: var(--accent-strong); text-underline-offset: .2em; }
a:hover { color: #d4fff1; }
a:focus-visible, .button:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
code, .mono { font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace; }
code { color: var(--accent-strong); font-size: .9em; }

.site-shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.skip-link { position: absolute; left: 14px; top: -60px; z-index: 10; padding: 10px 14px; border-radius: 8px; background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.skip-link:focus { top: 14px; }
.site-header { display: flex; align-items: center; justify-content: space-between; padding: 26px 0; border-bottom: 1px solid var(--line); }
.brand { color: var(--ink); text-decoration: none; font-weight: 720; letter-spacing: -.03em; }
.brand-mark { display: inline-grid; place-items: center; width: 30px; height: 30px; margin-right: 9px; border: 1px solid var(--accent); color: var(--accent); border-radius: 9px; font-size: .78rem; vertical-align: -2px; }
.site-nav { display: flex; gap: 22px; font-size: .9rem; }
.site-nav a { display: inline-flex; min-height: 44px; align-items: center; padding: 10px 4px; color: var(--muted); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

.hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(290px, .85fr); gap: clamp(40px, 8vw, 110px); padding: clamp(48px, 8vw, 92px) 0 80px; align-items: end; }
.eyebrow { color: var(--accent); font: 700 .74rem/1.2 "Cascadia Code", Consolas, monospace; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; color: var(--ink); letter-spacing: -.045em; line-height: 1.08; }
h1 { max-width: 820px; margin-top: 18px; font-size: clamp(3rem, 6vw, 5.2rem); font-weight: 760; }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); }
h3 { font-size: 1.35rem; }
.lead { max-width: 640px; margin: 28px 0 0; color: var(--muted); font-size: clamp(1.12rem, 2vw, 1.38rem); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 10px 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink); text-decoration: none; font-size: .92rem; }
.button.primary { border-color: var(--accent); background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.button:hover { border-color: var(--accent); }

.signal-panel { position: relative; min-height: 300px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(22, 36, 45, .9), rgba(13, 20, 26, .82)); box-shadow: var(--shadow); overflow: hidden; }
.signal-panel::after { content: ""; position: absolute; width: 180px; height: 180px; right: -60px; bottom: -90px; border: 1px solid rgba(114, 224, 192, .28); border-radius: 50%; box-shadow: 0 0 0 24px rgba(114, 224, 192, .04), 0 0 0 48px rgba(114, 224, 192, .025); }
.panel-top { display: flex; justify-content: space-between; color: var(--faint); font: .72rem "Cascadia Code", Consolas, monospace; }
.status { color: var(--accent); }
.signal-line { height: 1px; margin: 32px 0; background: var(--line); }
.signal-copy { max-width: 280px; color: var(--muted); }
.signal-copy strong { display: block; margin-bottom: 12px; color: var(--ink); font-size: 1.4rem; letter-spacing: -.03em; }
.signal-code { position: absolute; right: 20px; bottom: 20px; color: var(--accent); font: .76rem/1.8 "Cascadia Code", Consolas, monospace; opacity: .72; }

.section { padding: 30px 0 110px; }
.section-heading { display: flex; justify-content: space-between; gap: 28px; align-items: end; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.section-heading p { max-width: 420px; margin: 0; color: var(--muted); }
.project-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(230px, .65fr); gap: 18px; margin-top: 18px; }
.project-card, .future-card { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17, 26, 33, .72); }
.project-card { min-height: 330px; padding: 28px; display: flex; flex-direction: column; justify-content: space-between; }
.project-card:hover { border-color: rgba(114, 224, 192, .5); }
.project-meta { display: flex; justify-content: space-between; color: var(--faint); font: .74rem "Cascadia Code", Consolas, monospace; }
.project-card p, .future-card p { max-width: 600px; color: var(--muted); }
.project-card .project-bottom { display: flex; justify-content: space-between; align-items: end; gap: 18px; }
.project-tag { color: var(--accent); font-size: .84rem; }
.future-card { padding: 28px; border-style: dashed; }
.future-card h3 { color: var(--muted); }

.site-footer { display: flex; justify-content: space-between; gap: 24px; padding: 24px 0 34px; border-top: 1px solid var(--line); color: var(--faint); font-size: .86rem; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); }

.page-hero { padding: 80px 0 48px; max-width: 780px; }
.page-hero h1 { font-size: clamp(2.7rem, 6vw, 5.3rem); }
.page-hero .lead { font-size: 1.08rem; }
.document { max-width: 820px; padding-bottom: 100px; }
.document section { padding: 28px 0; border-top: 1px solid var(--line); }
.document h2 { margin-bottom: 14px; font-size: 1.55rem; }
.document p { margin: 10px 0; color: var(--muted); }
.document ul, .document ol { padding-left: 1.3rem; color: var(--muted); }
.document li + li { margin-top: 7px; }
.notice { padding: 16px 18px; border-left: 2px solid var(--accent); background: rgba(114, 224, 192, .07); color: var(--accent-strong); }
.unknown { border-color: rgba(255, 194, 102, .45); background: rgba(255, 194, 102, .06); }
.unknown strong { color: #ffd38c; }
.back-link { display: inline-flex; margin-top: 18px; color: var(--accent-strong); }

@media (max-width: 760px) {
  .site-shell { width: min(calc(100% - 28px), var(--max)); }
  .site-header { align-items: flex-start; gap: 18px; }
  .site-nav { gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
  .hero { grid-template-columns: 1fr; padding: 70px 0 78px; }
  .signal-panel { min-height: 250px; }
  .section-heading, .project-grid, .site-footer { display: block; }
  .section-heading p { margin-top: 16px; }
  .project-grid { margin-top: 14px; }
  .project-card, .future-card { margin-top: 14px; }
  .project-card .project-bottom { align-items: start; flex-direction: column; }
  .site-footer > * + * { margin-top: 14px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; } }