:root {
  --bg: #07090f;
  --bg2: #0c1019;
  --panel: #10141f;
  --ink: #e8ecf4;
  --dim: #9aa3b5;
  --faint: #5c6678;
  --acc: #7aa2ff;
  --acc2: #ffb86b;
  --good: #69d695;
  --line: #1d2433;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 "Segoe UI", system-ui, -apple-system, sans-serif;
}
code { color: var(--acc2); background: #161c2a; padding: 1px 5px; border-radius: 4px; font-size: 0.9em; }
a { color: var(--acc); }

.hero {
  position: relative;
  padding: 90px 24px 70px;
  background: radial-gradient(1200px 600px at 50% -10%, #15203a 0%, var(--bg) 70%);
  overflow: hidden;
  text-align: center;
}
.stars { position: absolute; inset: 0; pointer-events: none; }
.hero-inner { position: relative; max-width: 880px; margin: 0 auto; }
.eyebrow { letter-spacing: 0.25em; text-transform: uppercase; color: var(--acc); font-size: 12px; margin: 0 0 18px; }
h1 { font-size: clamp(28px, 5vw, 46px); line-height: 1.18; margin: 0 0 22px; font-weight: 650; }
h1 .dim { color: var(--dim); font-weight: 400; }
.lede { color: var(--dim); max-width: 720px; margin: 0 auto 26px; font-size: 17px; }
.quote { font-style: italic; color: var(--acc2); font-size: 20px; margin: 26px 0 34px; }
.qsrc { font-style: normal; color: var(--faint); font-size: 13px; }
.toc { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.toc a {
  color: var(--dim); text-decoration: none; font-size: 13.5px;
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px;
  transition: all .15s;
}
.toc a:hover { color: var(--ink); border-color: var(--acc); }

section { max-width: 980px; margin: 0 auto; padding: 64px 24px 8px; }
h2 { font-size: 26px; margin: 0 0 10px; font-weight: 650; }
.sub { color: var(--dim); margin: 0 0 22px; max-width: 860px; }
.sub em { color: var(--faint); }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  position: relative;
}
canvas { display: block; width: 100%; height: auto; border-radius: 8px; background: var(--bg2); }

.controls { display: flex; align-items: center; gap: 12px; padding: 12px 4px 2px; flex-wrap: wrap; }
button {
  background: #1a2336; color: var(--ink); border: 1px solid #2a3550;
  padding: 8px 16px; border-radius: 8px; font-size: 14px; cursor: pointer;
  transition: background .15s;
}
button:hover { background: #243049; }
.ctl { color: var(--dim); font-size: 13.5px; display: flex; gap: 6px; align-items: center; }
.status { color: var(--faint); font-size: 13px; }

.galaxy-bar { display: flex; gap: 12px; align-items: center; padding: 2px 4px 12px; }
input[type="search"], input[type="text"] {
  background: #0d1220; color: var(--ink); border: 1px solid #263050;
  border-radius: 8px; padding: 9px 14px; font-size: 14.5px; flex: 1; max-width: 420px;
  outline: none;
}
input:focus { border-color: var(--acc); }
.constellations { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 0 4px 12px; }
.constellations button { padding: 4px 12px; font-size: 12.5px; border-radius: 999px; color: var(--dim); }
.constellations button:hover { color: var(--ink); border-color: var(--acc); }

.tip {
  position: absolute; background: #161d2e; border: 1px solid #2c3a55;
  border-radius: 10px; padding: 10px 14px; font-size: 13.5px; pointer-events: none;
  box-shadow: 0 8px 30px rgba(0,0,0,.5); max-width: 260px; z-index: 5;
}
.tip b { color: var(--acc2); font-size: 15px; }
.tip .nb { color: var(--dim); }

.chart-grid { display: grid; grid-template-columns: 3fr 2fr; gap: 14px; }
@media (max-width: 760px) { .chart-grid { grid-template-columns: 1fr; } }
.cap { color: var(--faint); font-size: 12.5px; margin: 8px 4px 2px; }

.speak-bar { display: flex; gap: 10px; padding-bottom: 12px; }
.speak-out {
  min-height: 84px; background: var(--bg2); border-radius: 8px; padding: 16px 18px;
  font-size: 18px; line-height: 1.6;
}
.speak-out .prompt { color: var(--dim); }
.speak-out .gen { color: var(--good); }
.speak-out .cursor { color: var(--acc2); animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.timeline { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--line); }
.timeline li { padding: 0 0 22px 22px; position: relative; color: var(--dim); max-width: 820px; }
.timeline li::before {
  content: ""; position: absolute; left: -7px; top: 7px; width: 10px; height: 10px;
  background: var(--acc); border-radius: 50%; box-shadow: 0 0 12px var(--acc);
}
.timeline b { color: var(--ink); }

table.dead { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.dead th { text-align: left; color: var(--faint); font-weight: 600; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.dead td { padding: 10px 12px; border-bottom: 1px solid var(--line); color: var(--dim); }
.dead td:last-child { color: var(--acc2); }

.joinrow { display: flex; gap: 12px; flex-wrap: wrap; padding: 6px 0 30px; }
.btn {
  background: #1a2336; border: 1px solid #2a3550; color: var(--ink);
  text-decoration: none; padding: 11px 20px; border-radius: 10px; font-size: 15px;
}
.btn:hover { border-color: var(--acc); }

footer { text-align: center; color: var(--faint); padding: 50px 20px 60px; font-size: 14px; }
footer b { color: var(--dim); }