html, body {
  font-family: 'Inter', sans-serif;
}

/* ===== Signature: broadcast rings behind the brand mark ===== */
.signal-mark {
  position: relative;
  isolation: isolate;
}
.signal-ring {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 100%;
  height: 100%;
  border-radius: 9999px;
  border: 1.5px solid #22d3ee;
  opacity: 0;
  animation: signal-pulse 2.6s ease-out infinite;
  z-index: -1;
}
.signal-ring.delay-1 { animation-delay: .85s; }
.signal-ring.delay-2 { animation-delay: 1.7s; }

@keyframes signal-pulse {
  0%   { transform: scale(1);   opacity: .5; }
  100% { transform: scale(2.15); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .signal-ring { animation: none; display: none; }
}

/* ===== Scrollbar polish ===== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: #c7d2fe; border-radius: 9999px; }
::-webkit-scrollbar-track { background: transparent; }

/* ===== Table row transitions ===== */
tbody tr { transition: background-color .15s ease; }