:root {
  --bg: #0b0d13;
  --bg-alt: #11141d;
  --panel: #151925;
  --border: #262c3d;
  --text: #e7e9ee;
  --muted: #9aa3b5;
  --blue: #4091f2;
  --blue-bright: #6aa8ff;
  --green: #3ddc84;
  --amber: #f2b84b;
  --radius: 10px;
  --mono: "Cascadia Code", "Cascadia Mono", ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
}

a { color: var(--blue-bright); }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 13, 19, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  text-decoration: none;
}
.brand .chip {
  color: var(--blue-bright);
  border: 1px solid var(--blue);
  border-radius: 6px;
  padding: 2px 6px;
  font-size: 12px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover { color: #05070c; }
.nav-links a.btn-coffee,
.nav-links a.btn-coffee:hover { color: #111; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 22px;
  border-radius: 8px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(180deg, var(--blue-bright), var(--blue));
  color: #05070c;
}
.btn-primary:hover { background: linear-gradient(180deg, #7db2ff, #4d99f7); }
.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--blue); color: var(--blue-bright); }
.btn-coffee {
  background: #ffdd00;
  color: #111;
}
.btn-coffee:hover { background: #ffe74d; }
.btn-sm { padding: 8px 14px; font-size: 13px; }

/* Hero */
.hero {
  padding: 96px 0 64px;
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(64,145,242,.18), transparent 60%),
    var(--bg);
}
.eyebrow {
  font-family: var(--mono);
  color: var(--blue-bright);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }

h1 {
  font-size: 46px;
  line-height: 1.12;
  margin: 0 0 20px;
  max-width: 760px;
  letter-spacing: -0.01em;
}
h1 .accent { color: var(--blue-bright); }

.subhead {
  font-size: 19px;
  color: var(--muted);
  max-width: 620px;
  margin: 0 0 34px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 14px;
}
.cta-note {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}
.cta-note code { color: var(--blue-bright); background: var(--panel); padding: 2px 6px; border-radius: 4px; }

.platform-links {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
}
.platform-links a {
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-family: var(--mono);
}
.platform-links a:hover { color: var(--blue-bright); border-color: var(--blue); }
.platform-links a.current { border-color: var(--blue); color: var(--blue-bright); }

/* Window frame screenshot */
.window {
  margin-top: 56px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
  background: #05070c;
}
.window-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: #0e1119;
  border-bottom: 1px solid var(--border);
}
.window-bar .dots { display: flex; gap: 6px; margin-right: 10px; }
.window-bar .dots span { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.window-bar .dots span:nth-child(1) { background: #ff5f57; }
.window-bar .dots span:nth-child(2) { background: #febc2e; }
.window-bar .dots span:nth-child(3) { background: #28c840; }
.window-bar .title { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.window img { display: block; width: 100%; }

/* Sections */
section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.kicker {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 12px;
  color: var(--blue-bright);
  margin-bottom: 12px;
}
h2 {
  font-size: 32px;
  margin: 0 0 16px;
  max-width: 720px;
}
.lede {
  color: var(--muted);
  font-size: 17px;
  max-width: 660px;
  margin-bottom: 44px;
}

/* Problem cards */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.card .tag {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--amber);
  margin-bottom: 10px;
}
.card h3 { font-size: 18px; margin: 0 0 10px; }
.card p { color: var(--muted); font-size: 15px; margin: 0; }

/* Guide / authority */
.guide {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 860px) { .guide { grid-template-columns: 1fr; } }
.quote {
  font-size: 20px;
  color: var(--text);
  border-left: 3px solid var(--blue);
  padding-left: 18px;
  margin: 0 0 28px;
  font-style: normal;
}
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.badge-row img { height: 22px; }
.authority-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.authority-list li { display: flex; gap: 10px; color: var(--muted); font-size: 15px; }
.authority-list li::before { content: "✓"; color: var(--green); font-weight: 700; }

/* Plan steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px 24px;
}
.step .num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--bg);
  background: var(--blue-bright);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 16px;
}
.step h3 { margin: 0 0 8px; font-size: 17px; }
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* Stakes / failure */
.stakes { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 860px) { .stakes { grid-template-columns: 1fr; } }
.stakes-col h4 {
  font-family: var(--mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 0 0 16px;
}
.stakes-col.bad h4 { color: #ff7a7a; }
.stakes-col.good h4 { color: var(--green); }
.stakes-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.stakes-col.bad li { color: var(--muted); }
.stakes-col.bad li::before { content: "✕ "; color: #ff7a7a; }
.stakes-col.good li { color: var(--text); }
.stakes-col.good li::before { content: "✓ "; color: var(--green); }

/* Vision / final CTA */
.final-cta {
  text-align: center;
  padding: 100px 0;
  background:
    radial-gradient(900px 400px at 50% 120%, rgba(64,145,242,.16), transparent 60%),
    var(--bg);
}
.final-cta h2 { margin: 0 auto 18px; max-width: 640px; font-size: 36px; }
.final-cta .subhead { margin: 0 auto 36px; }
.final-cta .cta-row { justify-content: center; }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
  color: var(--muted);
  font-size: 13px;
}
footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); }
.foot-links { display: flex; gap: 18px; }

.version-pill {
  font-family: var(--mono);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--muted);
}