/* JeffLabs — jefflabs.com
   Single theme: space has no light mode. */

:root {
  --space: #071226;
  --panel: #0A1730;
  --panel-line: #1C2E52;
  --blue: #0B3D91;
  --red: #FC3D21;
  --white: #F7F9FC;
  --dim: #8FA5CC;
  --body: #C9D3E6;
  --phosphor: #33FF66;
  --amber: #FFB000;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--space);
  color: var(--white);
  font-family: Futura, "Century Gothic", "Avenir Next", "Trebuchet MS", sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image:
    radial-gradient(1.2px 1.2px at 8% 12%, rgba(247,249,252,0.7) 50%, transparent 51%),
    radial-gradient(1px 1px at 88% 7%, rgba(247,249,252,0.5) 50%, transparent 51%),
    radial-gradient(0.9px 0.9px at 36% 4%, rgba(247,249,252,0.6) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 71% 16%, rgba(247,249,252,0.4) 50%, transparent 51%),
    radial-gradient(1px 1px at 15% 38%, rgba(247,249,252,0.5) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 89% 42%, rgba(247,249,252,0.6) 50%, transparent 51%),
    radial-gradient(0.8px 0.8px at 52% 28%, rgba(247,249,252,0.4) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 24% 64%, rgba(247,249,252,0.5) 50%, transparent 51%),
    radial-gradient(0.9px 0.9px at 80% 70%, rgba(247,249,252,0.5) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 43% 84%, rgba(247,249,252,0.4) 50%, transparent 51%),
    radial-gradient(1px 1px at 6% 91%, rgba(247,249,252,0.6) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 95% 96%, rgba(247,249,252,0.5) 50%, transparent 51%);
}

.inner { width: 100%; max-width: 720px; margin: 0 auto; padding: 0 2rem; }
main { flex: 1 0 auto; }

/* ---- header ---- */
header.site {
  display: flex; align-items: center; gap: 0.8rem;
  max-width: 720px; margin: 0 auto; width: 100%;
  padding: 1.3rem 2rem;
}
header.site img { display: block; }
header.site .wm { font-weight: 700; font-size: 1.05rem; letter-spacing: 0.3em; }
header.site nav { margin-left: auto; display: flex; gap: 1.2rem; align-items: center; flex-wrap: wrap; }
header.site nav a { color: var(--dim); text-decoration: none; font-size: 0.64rem; letter-spacing: 0.18em; font-weight: 500; }
header.site nav a:hover { color: var(--white); }
header.site nav a.chip {
  color: var(--white); background: var(--red); border-radius: 3px;
  padding: 0.28rem 0.65rem; font-size: 0.62rem; letter-spacing: 0.16em; font-weight: 700;
}
header.site nav a.chip:hover { color: var(--white); filter: brightness(1.12); }

/* ---- hero ---- */
.hero { text-align: center; padding: 4rem 0 3rem; }
.hero h1 { font-size: clamp(2.1rem, 7vw, 3.2rem); font-weight: 700; letter-spacing: 0.06em; margin: 0; }
.hero h1 .dot { color: var(--red); }
.hero .sub { color: var(--body); max-width: 54ch; margin: 1.3rem auto 0; font-size: 1rem; line-height: 1.75; }
.gochips { display: flex; justify-content: center; gap: 0.6rem; margin-top: 2rem; flex-wrap: wrap; }
.gochips span {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em;
  background: var(--phosphor); color: var(--space);
  border-radius: 3px; padding: 0.32rem 0.75rem;
}

/* ---- sections ---- */
.sect { padding: 2.6rem 0 0; }
.sect:last-of-type { padding-bottom: 3.4rem; }
.eyebrow { display: flex; align-items: center; gap: 0.8rem; margin-bottom: 1rem; }
.eyebrow i { display: block; width: 34px; height: 2px; background: var(--red); }
.eyebrow h2 { font-size: 0.72rem; letter-spacing: 0.28em; color: var(--red); font-weight: 700; margin: 0; }
.sect p { color: var(--body); font-size: 0.98rem; line-height: 1.8; margin: 0 0 1rem; max-width: 60ch; }
.sect p b { color: var(--white); font-weight: 700; }
.sect a { color: var(--amber); text-decoration: none; border-bottom: 1px solid rgba(255,176,0,0.4); }

/* ---- telemetry ---- */
.telemetry {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  background: var(--panel); border: 1px solid var(--panel-line); border-radius: 8px;
  padding: 1.1rem 1.3rem; font-size: 0.82rem; color: var(--phosphor);
  line-height: 2; overflow-x: auto;
}
.telemetry .amber { color: var(--amber); }
.telemetry .dim { color: #587099; }

/* ---- footer ---- */
footer.site {
  flex-shrink: 0; border-top: 1px solid var(--panel-line);
  margin-top: 3.4rem; padding: 2rem 1.5rem 2.2rem; text-align: center;
}
footer.site .f1 { font-size: 0.75rem; letter-spacing: 0.28em; font-weight: 700; }
footer.site .f2 { color: var(--dim); font-size: 0.68rem; letter-spacing: 0.2em; margin-top: 0.55rem; }
footer.site .f3 { color: #587099; font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.72rem; margin-top: 1rem; }

/* ---- responsive ---- */
@media (max-width: 640px) {
  .inner { padding: 0 1.2rem; }
  header.site { padding: 1rem 1.2rem; flex-wrap: wrap; }
  header.site nav { margin-left: 0; gap: 0.9rem; }
  .hero { padding: 3rem 0 2.4rem; }
}