/* ShieldTrade agent demo — developer-tooling look. */
:root {
  --bg: #0b0f1a;
  --bg-elev: #131a2c;
  --bg-card: #182238;
  --border: #243049;
  --text: #e8edf6;
  --text-muted: #8a97b0;
  --accent: #4ea8de;
  --accent-strong: #7cc2ff;
  --allow: #34d399;
  --block: #f87171;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px; border-bottom: 1px solid var(--border);
  background: rgba(11,15,26,0.85); backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  width: 38px; height: 38px; border-radius: 8px;
  background: linear-gradient(135deg, #4ea8de 0%, #1e6cb6 100%);
  color: #0b0f1a; font-weight: 800; font-size: 16px;
  display: grid; place-items: center;
}
.brand-title { font-weight: 700; letter-spacing: -0.01em; font-size: 17px; }
.brand-sub { font-size: 12px; color: var(--text-muted); }

.env-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 999px; font-size: 12px; color: var(--text-muted);
  font-family: "SF Mono", Menlo, Consolas, monospace;
}
.env-pill .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--allow); box-shadow: 0 0 8px var(--allow);
}

.agent-page { max-width: 1080px; margin: 0 auto; padding: 40px 32px 80px; }

.hero { margin-bottom: 32px; }
.hero h1 {
  margin: 0 0 12px; font-size: 30px; font-weight: 700; letter-spacing: -0.02em;
  background: linear-gradient(120deg, #ffffff 0%, #4ea8de 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { color: var(--text-muted); font-size: 15px; max-width: 820px; margin: 0 0 12px; }
.lede strong { color: var(--text); }
.lede code { background: var(--bg-elev); padding: 2px 6px; border-radius: 4px; color: var(--accent-strong); }

.scenarios {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px; margin-bottom: 32px;
}

.card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px;
  padding: 20px; display: flex; flex-direction: column; gap: 12px;
}
.card-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  background: var(--bg-elev); border: 1px solid var(--border);
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  font-weight: 600; align-self: flex-start;
  font-family: "SF Mono", Menlo, Consolas, monospace;
}
.card-tag.expect-allow { color: var(--allow); border-color: rgba(52,211,153,0.35); }
.card-tag.expect-block { color: var(--block); border-color: rgba(248,113,113,0.35); }
.card-title { font-size: 16px; font-weight: 600; margin: 0; }
.card-desc { color: var(--text-muted); font-size: 13px; margin: 0; }
.card-meta {
  display: flex; gap: 12px; flex-wrap: wrap;
  font-size: 11px; color: var(--text-muted);
  font-family: "SF Mono", Menlo, Consolas, monospace;
}
.card-meta span { background: var(--bg-elev); padding: 3px 8px; border-radius: 4px; border: 1px solid var(--border); }

.snippets { margin: 32px 0; display: flex; flex-direction: column; gap: 16px; }
.snippets h2 { font-size: 15px; margin: 0; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.snippets pre {
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px; overflow-x: auto;
  font-family: "SF Mono", Menlo, Consolas, monospace; font-size: 12px;
  color: var(--accent-strong);
  margin: 0;
}

.legend {
  margin-top: 32px; background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px;
}
.legend h2 { margin: 0 0 12px; font-size: 16px; }
.legend ul { margin: 0; padding-left: 18px; color: var(--text-muted); }
.legend li { margin-bottom: 8px; }
.legend strong { color: var(--text); }
.legend code { background: var(--bg-card); padding: 1px 6px; border-radius: 4px; color: var(--accent-strong); }

.footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 32px; border-top: 1px solid var(--border);
  color: var(--text-muted); font-size: 12px;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-note { font-style: italic; color: var(--block); }

/* ── Topnav (cross-channel navigation bar) ─────────────────────────────── */
.topnav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.topnav-link {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid transparent;
  background: transparent;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.topnav-link:hover {
  color: var(--text);
  background: var(--bg-elev);
  border-color: var(--border);
}
.topnav-link.topnav-current {
  color: var(--text);
  background: var(--bg-elev);
  border-color: var(--border);
  cursor: default;
}
  border-color: rgba(78,168,222,0.35);
}
}