/* Protocol Studio — shared brand tokens & primitives (AgentVault site) */

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

:root {
  --blueprint: #FAFAFA;
  --terminal: #0A0A0A;
  --ink: #111111;
  --paper: #EDEDED;
  --line: #D1D5DB;
  --line-dark: #333333;
  --safety: #FF4500;
  --agent: #00FF00;

  /* Semantic aliases (dark-mode site) */
  --bg: var(--terminal);
  --bg-card: var(--terminal);
  --bg-el: #111111;
  --bg-hover: #141414;
  --border: var(--line-dark);
  --border-hi: #444444;
  --text: var(--paper);
  --text-muted: #a3a3a3;
  --text-dim: #737373;
  --accent: var(--safety);
  --shadow-brutal: 4px 4px 0 0 var(--paper);
  --r: 0;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  letter-spacing: -0.02em;
}

code, pre, .font-mono,
.pricing-price .amount,
.mockup-secret-value,
.mockup-token {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--paper); }

/* ─── Nav ─── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--terminal);
  border-bottom: 1px solid var(--border);
}

.nav-logo, .nav-logo:hover {
  text-decoration: none;
  color: #ffffff;
}

.nav-inner,
.wrap.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo, .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #ffffff;
}

.nav-logo-icon, .logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 0;
  background: var(--ink);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: 2px 2px 0 0 var(--paper);
}

.nav-links, .links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a:not(.btn-nav), .links a {
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.15s;
}

.nav-links a:not(.btn-nav):hover, .links a:hover {
  color: var(--safety);
  opacity: 1;
}

.nav-links a.btn-nav {
  color: #ffffff;
}

.nav-links a.btn-nav:hover {
  color: #ffffff;
}

/* ─── Buttons ─── */
.btn-primary, .btn-nav, .btn, .btn-upgrade {
  background: var(--safety);
  color: #fff;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 0;
  border: 1px solid var(--ink);
  padding: 10px 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-brutal);
  transition: transform 0.12s, box-shadow 0.12s, color 0.12s;
}

.btn-primary:hover, .btn-nav:hover, .btn:hover, .btn-upgrade:hover {
  transform: translate(4px, 4px);
  box-shadow: none;
  color: #fff;
  opacity: 1;
}

.btn-secondary, .btn-upgrade-outline, .btn.secondary {
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0;
  padding: 10px 18px;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-brutal);
  transition: transform 0.12s, box-shadow 0.12s, border-color 0.12s, color 0.12s;
}

.btn-secondary:hover, .btn-upgrade-outline:hover, .btn.secondary:hover {
  border-color: var(--paper);
  color: var(--text);
  transform: translate(4px, 4px);
  box-shadow: none;
}

/* ─── Layout ─── */
.container, .wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.wrap { max-width: 980px; }

.section-label, .eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

/* ─── Cards ─── */
.card, .feature-card, .pricing-card, .callout, .contact-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0;
  box-shadow: var(--shadow-brutal);
}

.card p, .card li, .feature-card p { color: var(--text-muted); }

/* ─── Code ─── */
pre {
  background: var(--bg-el);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 16px;
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-muted);
}

code {
  font-size: 12px;
  background: var(--bg-el);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 1px 5px;
  color: var(--agent);
}

/* ─── Footer ─── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
}

footer a { color: var(--text-muted); }
footer a:hover { color: var(--text); }

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ─── Legal / doc pages ─── */
.page-wrap { max-width: 760px; margin: 0 auto; padding: 60px 24px 100px; }
.page-title { font-size: 32px; font-weight: 800; margin-bottom: 8px; text-transform: uppercase; }
.page-date { font-size: 11px; color: var(--text-dim); margin-bottom: 48px; text-transform: uppercase; letter-spacing: 0.06em; }

.page-wrap h2 {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 36px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.page-wrap h3 { font-size: 14px; font-weight: 600; color: var(--text); margin: 20px 0 6px; }
.page-wrap p { color: var(--text-muted); margin-bottom: 12px; }
.page-wrap ul { color: var(--text-muted); padding-left: 20px; margin-bottom: 12px; }
.page-wrap ul li { margin-bottom: 5px; }

.callout {
  border-left: 3px solid var(--safety);
  padding: 14px 18px;
  margin: 16px 0;
}

.contact-block { padding: 20px 24px; margin-top: 16px; }
.contact-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 14px; color: var(--text-muted); }
.contact-row:last-child { margin-bottom: 0; }
.contact-icon { font-size: 20px; width: 28px; text-align: center; }

@media (max-width: 600px) {
  .nav-links { gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
  .nav-links a:not(.btn-nav) { font-size: 9px; }
  .btn-nav { padding: 8px 12px; font-size: 9px; }
  .page-wrap { padding: 40px 16px 80px; }
}