:root {
--bg: #fff;
--card: #111827;
--accent: #22c55e;
--text: #000;
}
body { background: var(--bg); color: var(--text); }
.card { background: var(--card); border: 1px solid rgba(255,255,255,0.06); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #051b11; }
.btn-accent:hover { filter: brightness(0.20); }
.logo { height: 250px; }
canvas { max-width: 100%; height: auto; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.35); }
.small { opacity: .85; }
.table thead th { white-space: nowrap; }
/* Font face from config (path in HTML) */

.loading-overlay{
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(2px);
  z-index: 1055; /* above cards/buttons */
}
.loading-content{ color:#fff; }