/* split_load_sim theme (/split-load-sim/): the run image's look. Deep navy, teal for the main map,
   amber for the reserved map, one thin bottleneck line between them. Page-scoped. */
.theme-sim {
  --bg: #0a1020;
  --panel: #0f172a;
  --ink: #e2e8f0;
  --dim: #94a3b8;
  --line: #1e2a44;
  --teal: #2dd4bf;
  --amber: #f5a524;
  --accent: var(--teal);
  --accent-soft: #7ee8da;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(45, 212, 191, 0.08), transparent 55%),
    radial-gradient(ellipse at 90% 10%, rgba(245, 165, 36, 0.06), transparent 50%),
    var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.theme-sim .site-header, .theme-sim .site-footer { background: rgba(8, 12, 24, 0.9); border-color: var(--line); }
.theme-sim .site-nav a[aria-current="page"], .theme-sim .site-nav a:hover { color: var(--teal); }
.theme-sim a { color: var(--teal); }
.theme-sim a:hover { color: var(--amber); }
.theme-sim .banner { border: 1px solid #1f2b47; border-radius: 12px; box-shadow: 0 16px 50px rgba(45, 212, 191, 0.10); margin-bottom: 0; }
.theme-sim .sim-bar {
  display: flex; align-items: center; gap: 0.6rem; margin: 1.4rem 0 2rem; padding: 0.45rem 0.1rem;
  font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.theme-sim .sim-bar i { width: 0.6rem; height: 0.6rem; border-radius: 50%; flex: none; }
.theme-sim .sim-bar i.t { background: var(--teal); box-shadow: 0 0 8px var(--teal); }
.theme-sim .sim-bar i.a { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.theme-sim .sim-bar b { flex: 1; height: 1px; background: linear-gradient(90deg, var(--teal), #e2e8f0, var(--amber)); opacity: 0.6; }
.theme-sim h1 { font-family: ui-monospace, Menlo, Consolas, monospace; font-weight: 600; font-size: 2.2rem; color: #f1f5f9; }
.theme-sim .tag { display: inline-flex; margin: 0.3rem 0 1.4rem; font-size: 0.68rem; line-height: 1; letter-spacing: 0.12em; box-shadow: inset 0 0 0 1px var(--teal); border-radius: 4px; overflow: hidden; }
.theme-sim .tag span { padding: 0.36rem 0.6rem; }
.theme-sim .tag .k { color: var(--teal); }
.theme-sim .tag .v { background: var(--amber); color: #0a1020; font-weight: 700; }
.theme-sim .lead { color: var(--ink); font-size: 1.12rem; }
.theme-sim .runs { font-size: 0.82rem; color: var(--dim); border-left: 2px solid var(--teal); padding-left: 0.75rem; }
.theme-sim .runs b { color: var(--ink); }
.theme-sim h2 { font-weight: 700; font-size: 0.85rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--teal); border-bottom: 1px solid var(--line); }
.theme-sim main p, .theme-sim main li { color: #cbd5e1; }
.theme-sim ul li::marker { color: var(--amber); }
.theme-sim code { background: #131d33; color: #a7f3e8; }
.theme-sim .note { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--amber); border-radius: 6px; }
.theme-sim .note p { color: #cbd5e1; }
.theme-sim .sim-link { display: inline-block; margin-top: 1.5rem; padding: 0.55rem 0.95rem; border: 1px solid var(--teal); border-radius: 6px; font-family: ui-monospace, Menlo, monospace; font-size: 0.85rem; }
.theme-sim .sim-link:hover { text-decoration: none; border-color: var(--amber); }
.theme-sim .back a, .theme-sim .site-footer a { color: var(--dim); }
@media (max-width: 640px) { .theme-sim h1 { font-size: 1.7rem; } .theme-sim .sim-bar { font-size: 0.6rem; letter-spacing: 0.08em; } }

/* Code blocks and numbered lists */
.theme-sim pre { background: #0b1324; border: 1px solid var(--line); border-left: 3px solid var(--teal); border-radius: 6px; padding: 0.7rem 0.95rem; overflow-x: auto; margin: 0 0 0.75rem; }
.theme-sim pre code { background: none; padding: 0; color: #a7f3e8; font-size: 0.88rem; }
.theme-sim ol li::marker { color: var(--amber); font-family: ui-monospace, Menlo, Consolas, monospace; }