/* Public topic search. Palette and type match the knowshowgo.com site chrome. */
:root {
  color-scheme: dark;
  --ink: #0b1210;
  --panel: #121a17;
  --fog: #d7e0d8;
  --mute: #8a9a8e;
  --lime: #c8f542;
  --lime-ink: #14200a;
  --line: rgba(215, 224, 216, 0.14);
  --glow: rgba(200, 245, 66, 0.16);
  --err: #ff8a7a;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  color: var(--fog);
  background: radial-gradient(1100px 600px at 80% -10%, var(--glow), transparent 55%), var(--ink);
  line-height: 1.5;
}
a { color: inherit; }

.nav { border-bottom: 1px solid var(--line); }
.nav-inner, .wrap, .foot { width: min(920px, calc(100% - 32px)); margin: 0 auto; }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; padding: 14px 0;
}
.brand {
  font-family: Fraunces, Georgia, serif; font-weight: 700; font-size: 1.4rem;
  letter-spacing: -0.03em; text-decoration: none;
}
.brand span { color: var(--lime); }
.links { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; font-size: 0.92rem; color: var(--mute); }
.links a { text-decoration: none; }
.links a:hover { color: var(--fog); }
.btn {
  background: var(--lime); color: var(--lime-ink) !important; font-weight: 600;
  padding: 6px 14px; border-radius: 999px;
}

.wrap { flex: 1; padding: 0 0 48px; }
.hero { padding: 16vh 0 24px; text-align: center; transition: padding 0.2s ease; }
body.has-query .hero { padding: 28px 0 8px; text-align: left; }
body.has-query .hero h1, body.has-query .caption { display: none; }
.hero h1 {
  font-family: Fraunces, Georgia, serif; font-weight: 700;
  font-size: clamp(2rem, 6vw, 3.2rem); letter-spacing: -0.03em; margin: 0 0 12px;
}
.caption { color: var(--mute); max-width: 560px; margin: 0 auto 28px; }
.caption strong { color: var(--fog); font-weight: 500; }

.search { display: flex; gap: 8px; max-width: 680px; margin: 0 auto; }
body.has-query .search { margin: 0; max-width: none; }
.search input {
  flex: 1; min-width: 0; font: inherit; font-size: 1.05rem; color: var(--fog);
  background: var(--panel); border: 1px solid var(--line); border-radius: 999px;
  padding: 14px 20px; outline: none;
}
.search input:focus { border-color: var(--lime); }
.search button {
  font: inherit; font-weight: 600; cursor: pointer; border: 0; border-radius: 999px;
  padding: 0 22px; background: var(--lime); color: var(--lime-ink);
}

.status { color: var(--mute); font-size: 0.92rem; min-height: 1.4em; margin: 16px 0 8px; }
.status.error { color: var(--err); }
.muted { color: var(--mute); }
.small { font-size: 0.82rem; }

.group { margin-top: 22px; }
.group h2 {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--mute); margin: 0 0 10px;
}
.result-list, .edge-list { list-style: none; padding: 0; margin: 0; }
.result { padding: 12px 0; border-bottom: 1px solid var(--line); }
.result-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.result-head .node-link { font-size: 1.08rem; font-weight: 500; }
.result-summary { margin: 4px 0 0; color: var(--mute); font-size: 0.94rem; }
.node-link { text-decoration: none; border-bottom: 1px solid transparent; overflow-wrap: anywhere; }
.node-link:hover { border-bottom-color: var(--lime); }

.badge {
  font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--mute);
}
.badge-topic { border-color: rgba(200, 245, 66, 0.45); color: var(--lime); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: 0.82rem; text-decoration: none; padding: 2px 10px; border-radius: 999px;
  background: rgba(200, 245, 66, 0.08); border: 1px solid rgba(200, 245, 66, 0.25);
}
.chip:hover { border-color: var(--lime); }

.detail { margin-top: 12px; }
.detail-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.detail-head h1 {
  font-family: Fraunces, Georgia, serif; font-weight: 700; letter-spacing: -0.02em;
  font-size: clamp(1.6rem, 5vw, 2.3rem); margin: 8px 0; overflow-wrap: anywhere;
}
.lead { font-size: 1.05rem; margin: 4px 0 8px; }

.facts {
  display: grid; grid-template-columns: minmax(110px, max-content) 1fr; gap: 6px 16px; margin: 0;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px;
}
.facts dt { color: var(--mute); font-size: 0.9rem; }
.facts dd { margin: 0; overflow-wrap: anywhere; }

.edges { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 700px) { .edges { grid-template-columns: 1fr 1fr; } }
.edge-group { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; }
.edge-group h3 { font-size: 0.92rem; font-weight: 600; margin: 0 0 6px; }
.edge-list li { padding: 3px 0; }

.raw { margin-top: 22px; }
.raw summary { cursor: pointer; color: var(--mute); font-size: 0.9rem; }
.raw pre {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px; overflow: auto; max-height: 420px; font-size: 0.78rem;
}
code { font-size: 0.85em; overflow-wrap: anywhere; }

.foot {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 18px 0 28px; border-top: 1px solid var(--line); color: var(--mute); font-size: 0.85rem;
}

@media (max-width: 560px) {
  .hero { padding-top: 9vh; }
  .search { flex-direction: column; }
  .search button { padding: 12px; }
  .facts { grid-template-columns: 1fr; }
  .facts dd { margin-bottom: 6px; }
}