/* Glossary / Definitions page
   ------------------------------------------------------------------ */
:root {
  --gl-ink:        #0f172a;
  --gl-muted:      #475569;
  --gl-line:       #e2e8f0;
  --gl-bg-soft:    #f8fafc;
  --gl-accent:     #0a66c2;
  --gl-accent-ink: #ffffff;
  --gl-radius:     12px;
}

.vh {
  position: absolute !important; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Hero ------------------------------------------------------------- */
.gl-hero {
  background: linear-gradient(180deg, #f1f5f9 0%, #ffffff 100%);
  border-bottom: 1px solid var(--gl-line);
  padding: 3.5rem 0 2.5rem;
}
.gl-hero .eyebrow {
  display: inline-block; font-size: .78rem; letter-spacing: .14em;
  text-transform: uppercase; color: var(--gl-accent); font-weight: 700;
}
.gl-hero h1 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height: 1.15; margin: .6rem 0 .75rem; color: var(--gl-ink);
}
.gl-hero .lede {
  max-width: 62ch; color: var(--gl-muted); font-size: 1.05rem; line-height: 1.55;
}
.gl-meta {
  margin-top: 1.25rem; color: var(--gl-muted); font-size: .9rem;
  display: flex; flex-wrap: wrap; gap: .55rem; align-items: center;
}
.gl-meta code {
  background: #eef2f7; padding: 1px 6px; border-radius: 4px; font-size: .82rem;
}

/* Sticky toolbar --------------------------------------------------- */
.gl-toolbar {
  position: sticky; top: 0; z-index: 30;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(160%) blur(8px);
  -webkit-backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--gl-line);
  padding: .75rem 0;
}
.gl-toolbar-row {
  display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;
}
.gl-search { flex: 1 1 280px; min-width: 240px; }
.gl-search input {
  width: 100%; padding: .7rem 1rem;
  border: 1px solid var(--gl-line); border-radius: 999px;
  font-size: 1rem; background: #fff; color: var(--gl-ink);
  transition: border-color .15s, box-shadow .15s;
}
.gl-search input:focus {
  outline: none; border-color: var(--gl-accent);
  box-shadow: 0 0 0 3px rgba(10,102,194,.15);
}
.gl-az {
  display: flex; flex-wrap: wrap; gap: 2px;
  background: var(--gl-bg-soft); padding: 4px; border-radius: 10px;
}
.gl-az a {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 28px; height: 28px; padding: 0 6px;
  font-size: .82rem; font-weight: 700; text-decoration: none;
  color: var(--gl-muted); border-radius: 6px;
  transition: background .12s, color .12s;
}
.gl-az a:hover { background: #e2e8f0; color: var(--gl-ink); }
.gl-az a.is-on { background: var(--gl-accent); color: var(--gl-accent-ink); }
.gl-az a.is-off { opacity: .3; pointer-events: none; }

.gl-empty {
  margin: 1rem 0 0; color: var(--gl-muted); font-style: italic;
}

/* List ------------------------------------------------------------- */
.gl-body { padding: 2rem 0 3rem; }
.gl-list { margin: 0; padding: 0; }

.gl-letter {
  font-size: 2.4rem; font-weight: 800; line-height: 1; color: var(--gl-accent);
  margin: 2.25rem 0 .75rem; padding-top: 1rem; scroll-margin-top: 96px;
  border-top: 2px solid var(--gl-line);
}
.gl-letter:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }

.gl-term {
  padding: 1rem 1.1rem;
  border: 1px solid var(--gl-line); border-radius: var(--gl-radius);
  background: #fff; margin: 0 0 .75rem;
  transition: border-color .15s, box-shadow .15s, transform .15s;
  scroll-margin-top: 96px;
}
.gl-term:hover {
  border-color: #cbd5e1;
  box-shadow: 0 2px 10px rgba(15,23,42,.05);
}
.gl-term[hidden] { display: none; }

.gl-term dt {
  font-size: 1.1rem; font-weight: 700; color: var(--gl-ink);
  margin: 0 0 .35rem; display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem;
  scroll-margin-top: 96px;
}
.gl-abbr {
  font-size: .78rem; font-weight: 600; letter-spacing: .02em;
  color: var(--gl-muted); background: var(--gl-bg-soft);
  padding: 2px 8px; border-radius: 999px;
}
.gl-term dd {
  margin: 0; color: var(--gl-ink); line-height: 1.55;
}
.gl-term dd ul { margin: .5rem 0 0 1.2rem; padding: 0; }
.gl-term dd li { margin: .15rem 0; color: var(--gl-muted); }
.gl-term dd code {
  background: #eef2f7; padding: 1px 5px; border-radius: 4px; font-size: .88em;
}
.gl-term dd a { color: var(--gl-accent); text-decoration: none; border-bottom: 1px dotted; }
.gl-term dd a:hover { border-bottom-style: solid; }

.gl-back { margin: 2rem 0 0; text-align: center; }

/* CTA -------------------------------------------------------------- */
.gl-cta {
  background: linear-gradient(135deg, #0a66c2 0%, #0a2540 100%);
  color: #fff; padding: 2.5rem 0;
}
.gl-cta-row {
  display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: center; justify-content: space-between;
}
.gl-cta h2 { margin: 0 0 .35rem; font-size: 1.5rem; }
.gl-cta p  { margin: 0; color: rgba(255,255,255,.85); max-width: 50ch; }
.gl-cta-buttons { display: flex; gap: .6rem; flex-wrap: wrap; }
.gl-cta .btn.primary {
  background: #fff; color: var(--gl-accent);
}
.gl-cta .btn.ghost {
  background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5);
}

/* Mobile ----------------------------------------------------------- */
@media (max-width: 640px) {
  .gl-hero { padding: 2.5rem 0 1.75rem; }
  .gl-az a { min-width: 24px; height: 24px; font-size: .75rem; }
  .gl-letter { font-size: 1.9rem; }
  .gl-cta-row { flex-direction: column; align-items: flex-start; }
}