/* Irinity — private draft styles. Self-contained, system fonts only. */
:root {
  --bg: #0a0c11;
  --surface: #111318;
  --surface-2: #161a21;
  --border: #2a2f38;
  --fg: #e5e7eb;
  --muted: #9aa0aa;
  --accent: #5b9df0;
  --accent-dim: #3f6fb3;
  --ok: #34d399;
  --warn: #f0b429;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  line-height: 1.5;
  font-size: 16px;
}

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

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10,12,17,0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}
.logo {
  font-family: var(--mono);
  font-weight: 600;
  letter-spacing: 0.5px;
  font-size: 18px;
  color: var(--fg);
}
.nav-links {
  display: flex;
  gap: 28px;
  font-size: 14px;
}
.nav-links a { color: var(--muted); }
.nav-links a.active, .nav-links a:hover { color: var(--fg); }

/* HERO */
.hero {
  padding: 92px 0 72px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-size: 42px;
  line-height: 1.05;
  margin: 0 0 12px;
  font-weight: 600;
  letter-spacing: -0.3px;
}
.hero .tag {
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 28px;
}
.hero .wall {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.6px;
  margin: 18px 0 0;
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
}

/* DIAGRAM */
.diagram {
  margin: 48px auto 56px;
  max-width: 820px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.diagram svg { display: block; width: 100%; height: auto; }
.diagram .node text { font-family: var(--mono); font-size: 12px; }
.diagram .label { font-family: var(--mono); font-size: 10px; fill: var(--muted); }

/* SECTIONS */
.section {
  padding: 64px 0;
}
.section h2 {
  font-size: 22px;
  margin: 0 0 24px;
  font-weight: 600;
  letter-spacing: -0.2px;
}
.section .lead {
  color: var(--muted);
  max-width: 68ch;
}

/* PRODUCT CARDS */
.products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 22px 22px 24px;
  position: relative;
}
.card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--accent);
  border-radius: 4px 0 0 4px;
}
.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
}
.card .role {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.45;
}

/* PROOF / TERMINAL */
.proof {
  background: #0d1016;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 20px;
  margin: 20px 0;
}
.proof pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  color: #c9d1d9;
  white-space: pre;
  overflow-x: auto;
}
.proof .meta {
  font-size: 12px;
  color: var(--ok);
  margin-top: 12px;
  font-family: var(--mono);
}

/* STRIP */
.strip {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
  font-size: 13px;
  color: var(--muted);
}
.strip ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.strip li { white-space: nowrap; }

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 42px 0 56px;
  font-size: 12px;
  color: var(--muted);
}
footer .disclaimer {
  max-width: 68ch;
  margin-top: 12px;
  line-height: 1.45;
}

/* GENERIC */
h1, h2, h3 { font-weight: 600; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
p code, li code { overflow-wrap: anywhere; }

@media (max-width: 640px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .nav-inner {
    min-height: 56px;
    height: auto;
    padding: 10px 16px;
    gap: 16px;
    align-items: flex-start;
  }
  .nav-links {
    min-width: 0;
    flex: 1;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 6px 14px;
    font-size: 12px;
  }
  .hero { padding: 68px 16px 56px; }
  .hero h1 { font-size: 34px; }
  .diagram { padding: 12px; }
}

/* HOW-IT-WORKS STEPS */
.step {
  margin-bottom: 32px;
}
.step .num {
  display: inline-block;
  width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 12px;
  margin-right: 10px;
  vertical-align: middle;
}
.step h4 { display: inline; font-size: 15px; vertical-align: middle; }

/* SECURITY LISTS */
.not-claim {
  background: #1a1410;
  border: 1px solid #3f2a1f;
  padding: 16px 18px;
  border-radius: 3px;
  margin: 20px 0;
}
.not-claim ul { margin: 8px 0 0; padding-left: 18px; }

/* DEMO PAGE */
.cmd {
  background: #0d1016;
  padding: 14px 16px;
  border-radius: 3px;
  font-family: var(--mono);
  border: 1px solid var(--border);
}

/* DYNAMIC SKETCH (in md, but styles for consistency if rendered) */
.timeline { border-left: 2px solid var(--border); padding-left: 18px; }
.timeline .event { margin-bottom: 16px; }