/* zexci.ai apex brochure — shared styles.
 *
 * Visual identity reuses the board-read token system (dark base + mint accent):
 *   base #060b16 · panel #0a1120 · mint #28e6a3 / action #12b886 · warn #ffb454
 *   ink  rgba(238,247,255, α)  ·  radius 16/12/10 · Geist-style clean sans.
 * Self-contained: no external fonts/CDNs/scripts — the page must load fast and
 * cold on any network for business-verification reviewers.
 */
:root {
  --base:   #060b16;
  --panel:  #0a1120;
  --panel2: #0d1626;
  --mint:   #28e6a3;
  --mint-2: #12b886;
  --on-mint:#04110b;
  --warn:   #ffb454;
  --ink:    rgba(238, 247, 255, 0.92);
  --ink-2:  rgba(238, 247, 255, 0.62);
  --ink-3:  rgba(238, 247, 255, 0.40);
  --border: rgba(238, 247, 255, 0.10);
  --border-2: rgba(238, 247, 255, 0.16);
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", Menlo, Consolas, monospace;
  --maxw: 960px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 50% -10%, #0d1a2e 0%, var(--base) 55%) no-repeat, var(--base);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--mint); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ── Header ─────────────────────────────────────────────────────────────── */
header.site {
  position: sticky; top: 0; z-index: 10;
  background: rgba(6, 11, 22, 0.72);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border);
}
header.site .row {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 26px; height: 26px; border-radius: 7px;
  background: linear-gradient(135deg, var(--mint), var(--mint-2));
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--on-mint); font-weight: 800; font-size: 15px;
}
.brand .name { font-size: 17px; }
header.site nav { display: flex; gap: 20px; font-size: 14px; }
header.site nav a { color: var(--ink-2); }
header.site nav a:hover { color: var(--ink); text-decoration: none; }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero { padding: 84px 0 40px; }
.eyebrow {
  display: inline-block; font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--mint);
  border: 1px solid rgba(40, 230, 163, 0.28); border-radius: 999px;
  padding: 5px 12px; margin-bottom: 20px;
}
h1 { font-size: clamp(30px, 5.2vw, 50px); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 18px; }
h1 .accent { color: var(--mint); }
.lead { font-size: clamp(17px, 2.4vw, 20px); color: var(--ink-2); max-width: 720px; margin: 0 0 26px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 10px; padding: 11px 18px; font-size: 14.5px; font-weight: 600;
  border: 1px solid var(--border-2); color: var(--ink); background: transparent;
}
.btn:hover { text-decoration: none; border-color: var(--mint); }
.btn.primary { background: var(--mint-2); border-color: var(--mint-2); color: var(--on-mint); }
.btn.primary:hover { background: var(--mint); border-color: var(--mint); }

/* ── Sections + cards ───────────────────────────────────────────────────── */
section { padding: 40px 0; }
.section-head { margin-bottom: 26px; }
.section-head h2 { font-size: clamp(22px, 3.4vw, 30px); letter-spacing: -0.01em; margin: 0 0 8px; }
.section-head p { color: var(--ink-2); margin: 0; max-width: 700px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px;
  padding: 22px;
}
.card h3 { font-size: 16px; margin: 0 0 8px; letter-spacing: -0.01em; }
.card p { color: var(--ink-2); font-size: 14.5px; margin: 0; }
.card .kicker {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--mint); display: block; margin-bottom: 10px;
}
.steps { counter-reset: step; display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.step { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 20px; position: relative; }
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; top: 16px; right: 18px;
  font-family: var(--mono); color: var(--ink-3); font-size: 13px;
}
.step h3 { font-size: 15px; margin: 0 0 6px; }
.step p { color: var(--ink-2); font-size: 14px; margin: 0; }

.panel-quote {
  background: linear-gradient(180deg, var(--panel2), var(--panel));
  border: 1px solid var(--border); border-left: 3px solid var(--mint);
  border-radius: 14px; padding: 26px; margin: 8px 0;
}
.panel-quote p { font-size: clamp(18px, 2.6vw, 22px); color: var(--ink); margin: 0; line-height: 1.4; }

/* ── Footer ─────────────────────────────────────────────────────────────── */
footer.site { border-top: 1px solid var(--border); margin-top: 30px; padding: 34px 0 46px; }
footer.site .cols { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: flex-start; }
footer.site .legal { color: var(--ink-3); font-size: 12.5px; line-height: 1.7; max-width: 560px; }
footer.site .legal strong { color: var(--ink-2); font-weight: 600; }
footer.site nav { display: flex; gap: 18px; font-size: 13.5px; }
footer.site nav a { color: var(--ink-2); }
.mono { font-family: var(--mono); }

/* ── Legal (privacy / terms) long-form ──────────────────────────────────── */
.legal-page { padding: 56px 0 20px; }
.legal-page h1 { font-size: clamp(26px, 4vw, 38px); margin-bottom: 6px; }
.legal-page .updated { color: var(--ink-3); font-family: var(--mono); font-size: 12.5px; margin: 0 0 28px; }
.legal-body h2 { font-size: 19px; margin: 32px 0 10px; letter-spacing: -0.01em; }
.legal-body p, .legal-body li { color: var(--ink-2); font-size: 15px; }
.legal-body ul { padding-left: 20px; }
.legal-body li { margin: 6px 0; }
.legal-body strong { color: var(--ink); }
.legal-body .lead { color: var(--ink); font-size: 16.5px; }
/* Attorney/uncertainty flags kept VISIBLE in-source so nothing ships as an
   invented claim; styled as a clear editorial marker (Wayne/counsel resolve). */
.attn {
  color: var(--warn); background: rgba(255, 180, 84, 0.10);
  border: 1px solid rgba(255, 180, 84, 0.30); border-radius: 6px;
  padding: 1px 6px; font-family: var(--mono); font-size: 12px;
}
.toc {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; margin: 0 0 26px; font-size: 14px;
}
.toc strong { display: block; color: var(--ink-3); font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 8px; }
.toc a { color: var(--ink-2); }
.toc ul { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 24px; }
.toc li { margin: 3px 0; }

@media (max-width: 560px) {
  header.site nav { gap: 14px; }
  .toc ul { columns: 1; }
}