/* XLerate Cyber, xleratecyber.com
   Token system per vciso/reference/BRANDING.md (ai.xl.net design system).
   Light-first with prefers-color-scheme dark support. No frameworks, no build step. */

:root {
  --bg: #f7f5f1;
  --panel: #fdfcfa;
  --panel-soft: #f1eee8;
  --ink: #0c1319;
  --text: #221f19;
  --dim: #514c46;
  --faint: #66635d;
  --accent: #006c86;
  --accent-dim: #026f86;
  --glow: #007f9b33;
  --sand: #875c25;
  --line: #e2ded7;
  --line-bright: #64878d;
  --on-accent: #ffffff;
  --header-bg: rgba(247, 245, 241, 0.88);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #030507;
    --panel: #0a0f14;
    --panel-soft: #0c1319;
    --ink: #0c1319;
    --text: #e7e4df;
    --dim: #9b9891;
    --faint: #83807a;
    --accent: #83deee;
    --accent-dim: #4a8b9a;
    --glow: #83deee38;
    --sand: #d5b993;
    --line: #1c242c;
    --line-bright: #51686f;
    --on-accent: #052730;
    --header-bg: rgba(3, 5, 7, 0.85);
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
}

.mono { font-family: "JetBrains Mono", ui-monospace, Consolas, Menlo, monospace; }

.wrap { max-width: 1100px; margin-inline: auto; padding-inline: 24px; }

section { padding: 72px 0; scroll-margin-top: 84px; }

a { color: var(--accent); }

/* ------------------------------------------------------------------ type */

.eyebrow {
  font-family: "Julius Sans One", "Manrope", sans-serif;
  font-size: 13px;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 14px;
}

h1, h2 {
  font-family: "Julius Sans One", "Manrope", sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  line-height: 1.2;
  letter-spacing: 1px;
}

h1 { font-size: clamp(28px, 4.6vw, 46px); }
h2 { font-size: clamp(21px, 3vw, 30px); margin-bottom: 16px; }

h3 { font-size: 17px; font-weight: 700; }

.lead { font-size: 18px; color: var(--dim); max-width: 640px; }

/* ---------------------------------------------------------------- header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 14px;
  padding-bottom: 14px;
  flex-wrap: wrap;
}

.brand { display: flex; flex-direction: column; line-height: 1.25; }

.wordmark {
  font-family: "Julius Sans One", sans-serif;
  font-size: 17px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}

.brand .practice { font-size: 11.5px; letter-spacing: 0.4px; color: var(--faint); }

.site-nav { display: flex; gap: 22px; flex-wrap: wrap; }

.site-nav a {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.6px;
  color: var(--dim);
  text-decoration: none;
}

.site-nav a:hover { color: var(--accent); }

/* ------------------------------------------------------------------ hero */

.hero { padding: 84px 0 72px; }

.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.hero .sub {
  font-size: 18px;
  color: var(--dim);
  margin-top: 20px;
  max-width: 560px;
}

.hero-visual { border: 1px solid var(--line); background: var(--panel); padding: 18px; }

.hero-visual img { width: 100%; height: auto; display: block; }

.hero-visual figcaption { font-size: 12px; color: var(--faint); margin-top: 10px; }

/* ------------------------------------------------------------------ CTAs */

.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; align-items: center; }

.btn {
  display: inline-block;
  padding: 13px 24px;
  font-family: "Manrope", sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary { background: var(--accent); color: var(--on-accent); }

.btn-primary:hover { box-shadow: 0 0 26px var(--glow); }

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--line-bright);
}

.btn-secondary:hover { border-color: var(--accent); box-shadow: 0 0 18px var(--glow); }

.mail-line {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  font-size: 14.5px;
}

.mail-line .mail {
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color: var(--accent);
  text-decoration: none;
  user-select: all;
  -webkit-user-select: all;
}

.copy-mail {
  font-family: "Manrope", sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dim);
  background: transparent;
  border: 1px solid var(--line-bright);
  padding: 5px 12px;
  cursor: pointer;
}

.copy-mail:hover { color: var(--accent); border-color: var(--accent); }

.copy-mail.copied { color: var(--sand); border-color: var(--sand); }

/* ------------------------------------------------------------ fact strip */

.fact-strip { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }

.fact-chip {
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 8px 14px;
}

/* --------------------------------------------------------- numbers band */

.numbers { background: var(--ink); }

.numbers .chip {
  display: inline-block;
  font-family: "Julius Sans One", sans-serif;
  font-size: 11.5px;
  letter-spacing: 2.5px;
  color: #d5b993;
  background: rgba(213, 185, 147, 0.12);
  padding: 6px 14px;
  margin-bottom: 26px;
}

.numbers .grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.numbers .fig {
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 600;
  color: #83deee;
  line-height: 1.1;
}

.numbers .cap { font-size: 14.5px; color: #e7e4df; font-weight: 700; margin-top: 10px; }

.numbers .exp { font-size: 13px; color: #9b9891; margin-top: 6px; max-width: 300px; }

.numbers .tagline { font-size: 16px; color: #e7e4df; margin-top: 34px; }

.numbers .fine { font-size: 12px; color: #83807a; margin-top: 8px; }

/* ----------------------------------------------------------- card grids */

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 34px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 24px;
}

.card h3 { margin-bottom: 8px; }

.card h3.accent { color: var(--accent); }

.card p { font-size: 14.5px; color: var(--dim); }

/* ------------------------------------------------------------ assessment */

.assessment { background: var(--panel-soft); }

.assess-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 34px 0 44px; }

.fact {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px 18px;
}

.fact .k {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--sand);
}

.fact .v { font-size: 14.5px; font-weight: 700; margin-top: 6px; }

.fact .v.mono { font-family: "JetBrains Mono", ui-monospace, Consolas, monospace; font-size: 19px; color: var(--accent); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }

.step { display: flex; gap: 14px; }

.step .n {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.step b { display: block; font-size: 16px; margin-bottom: 4px; }

.step p { font-size: 14.5px; color: var(--dim); }

/* ------------------------------------------------------------------ why */

.uniques { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 34px; }

.fit {
  margin-top: 44px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 26px 28px;
}

.fit h3 { color: var(--sand); letter-spacing: 0.5px; margin-bottom: 14px; }

.fit ul { list-style: none; }

.fit li {
  font-size: 15px;
  color: var(--dim);
  padding-left: 20px;
  position: relative;
  margin-bottom: 10px;
}

.fit li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--accent);
  opacity: 0.6;
}

.fit .note { font-size: 14px; color: var(--faint); margin-top: 14px; }

/* ---------------------------------------------------------------- after */

.after { background: var(--panel-soft); }

.after p { font-size: 16.5px; color: var(--dim); max-width: 720px; }

/* ------------------------------------------------------------------ faq */

.faq details { border-top: 1px solid var(--line); }

.faq details:last-of-type { border-bottom: 1px solid var(--line); }

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 34px 20px 0;
  font-size: 16.5px;
  font-weight: 700;
  position: relative;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  font-size: 20px;
  color: var(--accent);
}

.faq details[open] summary::after { content: "\2212"; }

.faq .a { padding: 0 0 22px; font-size: 15.5px; color: var(--dim); max-width: 760px; }

/* -------------------------------------------------------------- founder */

.founder .proof { display: flex; gap: 14px; flex-wrap: wrap; margin: 30px 0; }

.proof-chip {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 14px 18px;
}

.proof-chip .big {
  font-family: "JetBrains Mono", ui-monospace, Consolas, monospace;
  font-size: 20px;
  font-weight: 600;
  color: var(--accent);
}

.proof-chip .small { font-size: 13px; color: var(--dim); margin-top: 3px; }

.boundary {
  border-left: 3px solid var(--sand);
  padding: 4px 0 4px 18px;
  font-size: 15px;
  color: var(--dim);
  max-width: 720px;
}

.boundary b { color: var(--text); }

/* -------------------------------------------------------------- contact */

.contact { background: var(--ink); }

.contact .eyebrow { color: #d5b993; }

.contact h2, .contact .lead { color: #e7e4df; }

.contact .lead { max-width: 620px; }

.contact .btn-primary { background: #83deee; color: #052730; }

.contact .btn-secondary { color: #83deee; border-color: #51686f; }

.contact .btn-secondary:hover { border-color: #83deee; box-shadow: 0 0 18px #83deee38; }

.contact .mail-line .mail { color: #83deee; }

.contact .copy-mail { color: #9b9891; border-color: #51686f; }

.contact .copy-mail:hover { color: #83deee; border-color: #83deee; }

.contact .copy-mail.copied { color: #d5b993; border-color: #d5b993; }

/* --------------------------------------------------------------- footer */

.site-footer { padding: 34px 0 44px; border-top: 1px solid var(--line); }

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.site-footer .left { display: flex; flex-direction: column; gap: 4px; }

.site-footer .fm {
  font-family: "Julius Sans One", sans-serif;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
}

.site-footer .fs { font-size: 13px; color: var(--faint); }

.site-footer .fs a { color: var(--faint); }

.site-footer img { height: 30px; width: auto; display: block; }

/* ----------------------------------------------------------- responsive */

@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .cards-3, .uniques, .steps { grid-template-columns: 1fr; }
  .assess-facts { grid-template-columns: repeat(2, 1fr); }
  .numbers .grid { grid-template-columns: 1fr; gap: 26px; }
  section { padding: 56px 0; }
  .hero { padding: 56px 0; }
}

@media (max-width: 560px) {
  .assess-facts { grid-template-columns: 1fr; }
  .site-header { position: static; }
  .site-nav { gap: 14px; }
  .site-nav a { font-size: 12.5px; }
  .lead, .hero .sub { font-size: 16px; }
  section { scroll-margin-top: 16px; }
}