.neon-input:focus {
  outline: none;
  box-shadow: 0 0 12px rgba(68, 216, 241, 0.25);
}

@keyframes pulse-soft {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.75; }
}
.animate-pulse-soft { animation: pulse-soft 3s ease-in-out infinite; }

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

#toast {
  visibility: hidden;
  min-width: 220px;
  background: rgba(32, 78, 234, 0.92);
  backdrop-filter: blur(8px);
  color: white;
  text-align: center;
  border-radius: 8px;
  padding: 12px 20px;
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.85rem;
  z-index: 2000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  opacity: 0;
  transition: opacity 0.4s ease-in-out, visibility 0.4s ease-in-out;
  font-family: Inter, sans-serif;
  white-space: nowrap;
}

#helpModal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.78);
  backdrop-filter: blur(6px);
  z-index: 1100;
  justify-content: center;
  align-items: center;
  padding: 20px;
}
#helpModal > div {
  background: #1a1a1a;
  border: 1px solid rgba(187,201,204,0.12);
  color: #e0e0e0;
  max-width: 440px;
  width: 100%;
  padding: 1.75rem;
  border-radius: 12px;
  position: relative;
  font-family: Inter, sans-serif;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 0 30px rgba(68,216,241,0.2);
}
#closeHelp {
  position: absolute; top: 12px; right: 14px;
  background: transparent; border: none;
  font-size: 22px; cursor: pointer; font-weight: bold; line-height: 1;
  color: #44d8f1;
}

.copyable { cursor: pointer; transition: opacity 0.15s; }
.copyable:hover { opacity: 0.7; }

#helpBtn {
  position: fixed; bottom: 88px; right: 20px;
  background: #44d8f1; border: none; border-radius: 50%;
  width: 40px; height: 40px;
  color: #00363e; font-size: 18px; font-weight: 700;
  cursor: pointer; z-index: 999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3), 0 0 16px rgba(68,216,241,0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}
#helpBtn:hover { transform: scale(1.1); box-shadow: 0 0 22px rgba(68,216,241,0.5); }

.denom-val {
  min-height: 12px;
  font-size: 10px;
  text-align: right;
  padding-right: 2px;
  color: rgba(255,255,255,0.2);
  font-family: 'Space Grotesk', sans-serif;
}