:root{
  --mrb-bg:#0f1711;
  --mrb-panel:#18241a;
  --mrb-panel-2:#203126;
  --mrb-border:#2f4d37;
  --mrb-text:#edf5ec;
  --mrb-muted:#bfd2bf;
  --mrb-accent:#8db255;
  --mrb-accent-2:#b5d77f;
  --mrb-warn:#f2a54a;
  --mrb-high:#e56a6a;
}
.mrb-app{max-width:980px;margin:24px auto;padding:20px;color:var(--mrb-text);font-family:Arial,sans-serif}
.mrb-header-card,.mrb-demographics-card,.mrb-module,.mrb-results-card,.mrb-admin-card{background:linear-gradient(180deg,var(--mrb-panel),var(--mrb-panel-2));border:1px solid var(--mrb-border);border-radius:22px;padding:18px;box-shadow:0 10px 30px rgba(0,0,0,.18);margin-bottom:18px}
.mrb-header-card{display:flex;justify-content:space-between;gap:16px;align-items:center}
.mrb-eyebrow{color:var(--mrb-accent-2);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:12px}
.mrb-header-card h2,.mrb-demographics-card h3,.mrb-results-card h3,.mrb-module h3,.mrb-admin-card h2{margin:0 0 8px}
.mrb-header-card p,.mrb-module p,.mrb-admin-card p,.mrb-admin-card label{margin:0;color:var(--mrb-text)}
.mrb-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.mrb-grid label{display:flex;flex-direction:column;gap:6px;color:var(--mrb-muted);font-size:14px}
.mrb-grid input,.mrb-grid select,#mrb-admin-format{border-radius:12px;border:1px solid var(--mrb-border);background:#0f1711;color:var(--mrb-text);padding:10px}
.mrb-btn,.button.button-primary{background:var(--mrb-accent);color:#102010;border:none;border-radius:14px;padding:12px 18px;font-weight:700;cursor:pointer}
.mrb-btn.secondary{background:#324733;color:var(--mrb-text)}
.mrb-btn:disabled{opacity:.5;cursor:not-allowed}
.mrb-module-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
#mrb-video{width:100%;max-width:360px;background:#000;border-radius:18px;display:block}
#mrb-hidden-canvas{display:none}
.mrb-metrics{display:flex;gap:20px;flex-wrap:wrap;margin:12px 0;color:var(--mrb-muted)}
.mrb-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.mrb-result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.mrb-result-card{background:#121d14;border:1px solid var(--mrb-border);border-radius:18px;padding:14px}
.mrb-result-card h4{margin:0 0 8px}
.mrb-band-low{color:var(--mrb-accent-2)}
.mrb-band-elevated{color:var(--mrb-warn)}
.mrb-band-high{color:var(--mrb-high)}
.mrb-share-links a{display:inline-block;margin-right:14px;margin-top:10px;color:var(--mrb-accent-2);font-weight:700}
.mrb-admin-controls{display:flex;gap:12px;align-items:end;flex-wrap:wrap}
.mrb-admin-card,.mrb-admin-card *{color:var(--mrb-text)}
.mrb-error{display:inline-block;margin-top:10px;color:var(--mrb-high);font-weight:700}
body{background:transparent}
@media(max-width:700px){.mrb-header-card{flex-direction:column;align-items:flex-start}}

.mrb-guide-card{margin-top:12px;padding:12px 14px;border:1px solid var(--mrb-border);border-radius:16px;background:#121d14;color:var(--mrb-text)}
.mrb-guide-title{font-weight:700;color:var(--mrb-accent-2);margin-bottom:6px}
.mrb-guide-timer{margin-top:8px;color:var(--mrb-muted)}

.mrb-quality-reason,.mrb-result-reason{margin-top:8px;color:var(--mrb-muted);font-size:13px}
.mrb-admin-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:18px}
.mrb-admin-stat-list{list-style:none;margin:0;padding:0}
.mrb-admin-stat-list li{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;margin-bottom:8px;background:#121d14;border:1px solid var(--mrb-border);border-radius:14px}