:root {
  --ink: #eaf4ee;
  --muted: #93a69d;
  --ground: #07110f;
  --panel: #0d1a17;
  --line: rgba(210, 234, 221, 0.14);
  --accent: #b7ff5a;
  --accent-soft: rgba(183, 255, 90, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 80% 5%, rgba(49, 113, 78, 0.28), transparent 31rem),
    var(--ground);
  font-family: "Segoe UI", Inter, system-ui, sans-serif;
  min-height: 100vh;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  z-index: 10;
}

.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.nav {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: -0.03em; }
.brand-mark { width: 28px; height: 28px; fill: var(--accent); }
.brand-mark .cut { fill: var(--ground); }
.status { font: 500 11px "Cascadia Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.status i { width: 7px; height: 7px; border-radius: 99px; background: var(--accent); box-shadow: 0 0 18px var(--accent); }

.hero { padding: 112px 0 120px; }
.eyebrow, .section-label { font: 500 12px "Cascadia Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; letter-spacing: .12em; color: var(--accent); }
h1 { font-size: clamp(4rem, 9.5vw, 8.6rem); line-height: .89; letter-spacing: -.07em; margin: 30px 0 42px; max-width: 1050px; font-weight: 600; }
h1 em { color: var(--accent); font-style: normal; }
.intro { max-width: 670px; font-size: clamp(1.2rem, 2vw, 1.55rem); line-height: 1.55; color: #c3d2ca; }
.actions { margin-top: 46px; display: flex; align-items: center; gap: 24px; }
.button { background: var(--accent); color: #0a120f; text-decoration: none; padding: 17px 21px; border-radius: 4px; font-weight: 700; display: inline-flex; gap: 36px; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(183, 255, 90, .15); }
.note { color: var(--muted); font: 400 12px "Cascadia Mono", "SFMono-Regular", Consolas, monospace; }

.manifesto { border-top: 1px solid var(--line); padding: 96px 0; display: grid; grid-template-columns: 1.2fr .8fr; gap: 10%; }
h2 { margin: 22px 0 0; font-size: clamp(2.2rem, 4.6vw, 4.4rem); line-height: 1.05; letter-spacing: -.055em; font-weight: 500; }
.manifesto-copy { padding-top: 36px; color: #b2c2b9; font-size: 1.05rem; line-height: 1.8; }
.manifesto-copy p + p { margin-top: 28px; }

.principles { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.principles article { padding: 34px; min-height: 290px; background: rgba(13, 26, 23, .65); }
.principles article + article { border-left: 1px solid var(--line); }
.principles span { font: 500 11px "Cascadia Mono", "SFMono-Regular", Consolas, monospace; color: var(--accent); }
.principles h3 { font-size: 1.3rem; margin: 100px 0 14px; letter-spacing: -.025em; }
.principles p { margin: 0; color: var(--muted); line-height: 1.65; font-size: .95rem; }

.closing { padding: 140px 0 125px; }
.closing h2 { max-width: 780px; }
.closing > p:last-child { margin-top: 28px; color: var(--muted); }
.closing strong { color: var(--ink); font-weight: 500; }
footer { min-height: 100px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; color: var(--muted); font: 400 11px "Cascadia Mono", "SFMono-Regular", Consolas, monospace; text-transform: uppercase; letter-spacing: .08em; }

@media (max-width: 760px) {
  .shell { width: min(100% - 30px, 1160px); }
  .nav { height: 76px; }
  .hero { padding: 82px 0 88px; }
  h1 { font-size: clamp(2.75rem, 15vw, 5.3rem); overflow-wrap: anywhere; }
  .actions { align-items: flex-start; flex-direction: column; }
  .manifesto { grid-template-columns: 1fr; gap: 20px; padding: 74px 0; }
  .principles { grid-template-columns: 1fr; }
  .principles article { min-height: auto; }
  .principles article + article { border-left: 0; border-top: 1px solid var(--line); }
  .principles h3 { margin-top: 56px; }
  .closing { padding: 100px 0 90px; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}