/* =============================================================================
   KTS Global Authority Network · Personal Authority Surface
   Dark editorial theme, federation-coherent
   ============================================================================= */

:root {
  --carbon:    #0A0B0D;
  --obsidian:  #14161A;
  --graphite:  #1F2228;
  --steel:     #2A2E36;
  --ink:       #E8EAED;
  --quiet:     #A0A6B0;
  --muted:     #6C7280;
  --rule:      #2A2E36;
  --gold:      #C9A95C;
  --gold-dim:  #8A7338;
  --signal:    #4A8FE7;
  --maxw:      1080px;
  --serif:     "Source Serif 4", "Iowan Old Style", "Cambria", Georgia, serif;
  --sans:      "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono:      "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--carbon);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

a {
  color: var(--ink);
  text-decoration-color: var(--gold-dim);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color .15s ease, text-decoration-color .15s ease;
}

a:hover { color: var(--gold); text-decoration-color: var(--gold); }

a[rel~="external"]::after {
  content: " ↗";
  color: var(--muted);
  font-size: .85em;
}

.skip-link {
  position: absolute; left: -9999px; top: auto;
  background: var(--gold); color: var(--carbon); padding: 8px 14px;
  font-family: var(--sans); font-weight: 600;
  text-decoration: none; z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---- masthead ---- */
.masthead {
  border-bottom: 1px solid var(--rule);
  background: var(--carbon);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(8px);
}

.nav {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--maxw); margin: 0 auto; padding: 18px 28px;
  font-family: var(--sans);
}

.brand {
  font-weight: 600; font-size: 17px; letter-spacing: .01em;
  color: var(--ink); text-decoration: none;
}
.brand-sub {
  color: var(--quiet); font-weight: 400; font-size: 14px;
  margin-left: 8px;
}

.nav-links {
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 28px;
  font-size: 14px;
}
.nav-links a { text-decoration: none; color: var(--quiet); }
.nav-links a:hover { color: var(--gold); }

/* ---- hero ---- */
.hero {
  padding: 80px 0 64px;
  border-bottom: 1px solid var(--rule);
}

.eyebrow {
  font-family: var(--sans);
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 18px;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.05; font-weight: 600;
  margin: 0 0 22px; letter-spacing: -.01em;
}

.lede {
  font-size: 21px; line-height: 1.55; color: var(--ink);
  max-width: 760px; margin: 0 0 22px;
}

.meta {
  font-family: var(--sans);
  font-size: 13px; color: var(--muted);
  letter-spacing: .02em;
  margin: 0;
}

/* ---- sections ---- */
.section { padding: 64px 0; border-bottom: 1px solid var(--rule); }
.section-alt { background: var(--obsidian); }

.section h2 {
  font-family: var(--serif);
  font-size: 32px; font-weight: 600;
  margin: 0 0 24px; letter-spacing: -.005em;
}

.section p { max-width: 740px; }

.muted { color: var(--quiet); }
.small { font-size: 13px; }

/* ---- key list ---- */
.key-list {
  list-style: none; margin: 28px 0 0; padding: 0;
  display: grid; gap: 14px;
  border-top: 1px solid var(--rule);
  padding-top: 28px;
  font-family: var(--sans); font-size: 15px;
  max-width: 740px;
}
.key-list li { padding-left: 0; }
.key-list strong {
  display: inline-block; min-width: 180px;
  color: var(--gold); font-weight: 500;
  letter-spacing: .02em;
}

/* ---- federation grid ---- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.card {
  display: flex; flex-direction: column;
  padding: 18px 20px;
  background: var(--obsidian);
  border: 1px solid var(--rule);
  border-radius: 4px;
  text-decoration: none;
  font-family: var(--sans);
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.card:hover { border-color: var(--gold-dim); background: var(--graphite); transform: translateY(-1px); }
.card.card-self { border-color: var(--gold); background: var(--graphite); cursor: default; }
.card.card-self:hover { transform: none; }

.card-id {
  font-family: var(--mono);
  font-size: 11px; color: var(--gold);
  letter-spacing: .08em;
}
.card-name {
  font-size: 16px; color: var(--ink);
  margin-top: 6px; font-weight: 500;
}
.card-role {
  font-size: 12px; color: var(--muted);
  margin-top: 4px; letter-spacing: .02em;
}

/* ---- footer ---- */
.footer {
  padding: 48px 0 64px;
  background: var(--carbon);
  font-family: var(--sans); font-size: 13px;
  color: var(--quiet);
  border-top: 1px solid var(--rule);
}
.footer p { margin: 0 0 6px; }
.footer a { color: var(--quiet); }
.footer a:hover { color: var(--gold); }

/* ---- responsive ---- */
@media (max-width: 720px) {
  .nav { flex-direction: column; gap: 10px; align-items: flex-start; }
  .nav-links { gap: 18px; flex-wrap: wrap; }
  .hero { padding: 56px 0 40px; }
  .section { padding: 48px 0; }
  .key-list strong { display: block; min-width: 0; margin-bottom: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}