/* Tela do duelo online (ui/online-view.js): criar sala, entrar pelo código e esperar o adversário. */
.online-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: auto 0;
  padding: 16px;
  border: 3px solid var(--outline);
  border-radius: 18px;
  background: rgba(20, 16, 40, 0.88);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.45);
}

.online-panel[hidden] {
  display: none;
}

.online-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
}

.online-block .setup-note {
  margin: 0;
}

.online-or {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.online-or::before,
.online-or::after {
  content: "";
  flex: 1 1 auto;
  height: 2px;
  background: #2b2546;
}

.online-code-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.online-code-input {
  flex: 1 1 auto;
  min-width: 0;
  height: 52px;
  padding: 0 12px;
  border: 3px solid var(--outline);
  border-radius: 12px;
  background: #0f0c1f;
  box-shadow: inset 0 3px 0 rgba(0, 0, 0, 0.35);
  color: var(--text);
  font-family: var(--font-display);
  font-size: 30px;
  letter-spacing: 10px;
  text-align: center;
}

.online-code-input::placeholder {
  color: #3d3560;
}

.online-code-input:focus {
  outline: 3px solid var(--crystal);
  outline-offset: 1px;
}

.online-panel .level-title {
  margin: 0;
  text-align: center;
}

.online-code-big {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(64px, 22vw, 96px);
  line-height: 1;
  letter-spacing: 8px;
  text-align: center;
  color: #f5f3ff;
  -webkit-text-stroke: 3px var(--outline);
  paint-order: stroke fill;
  text-shadow: 0 5px 0 var(--outline), 0 0 26px rgba(167, 139, 250, 0.65);
  user-select: all;
}

.online-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0;
  font-weight: 700;
}

.online-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--crystal);
  animation: online-pulse 1.2s ease-in-out infinite;
}

.online-error {
  margin: 0;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(220, 38, 38, 0.18);
  border: 2px solid #b91c1c;
  color: #fecaca;
  font-weight: 700;
  text-align: center;
}

#online.is-busy .online-panel {
  opacity: 0.7;
}

@keyframes online-pulse {
  50% {
    opacity: 0.25;
    transform: scale(0.7);
  }
}

@media (prefers-reduced-motion: reduce) {
  .online-dot {
    animation: none;
  }
}