.siavo-persistence-overlay {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: none;
  place-items: center;
  padding: 20px;
  background: rgba(7, 23, 38, .62);
  backdrop-filter: blur(4px) saturate(.78);
}

.siavo-persistence-overlay.visible { display: grid; }

.siavo-persistence-card {
  width: min(360px, calc(100vw - 32px));
  padding: 12px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: #f7fffd;
  text-align: center;
  text-shadow: 0 2px 10px rgba(0, 0, 0, .78);
}

.siavo-persistence-card strong,
.siavo-persistence-card small { display: block; }
.siavo-persistence-card strong { margin-top: 12px; font-size: 1.05rem; }
.siavo-persistence-card small { margin-top: 7px; color: #effbf8; line-height: 1.45; }

.siavo-persistence-visual {
  display: grid;
  width: clamp(112px, 32vw, 144px);
  height: clamp(112px, 32vw, 144px);
  margin: 0 auto;
  place-items: center;
  filter: drop-shadow(0 12px 20px rgba(1, 17, 28, .58));
}

.siavo-persistence-visual span {
  width: 34px;
  height: 34px;
  border: 4px solid #badfd6;
  border-top-color: #1f2b3d;
  border-right-color: #009874;
  border-radius: 50%;
  animation: siavo-saving-spin .9s linear infinite;
}

.siavo-persistence-overlay[data-status="confirmed"] .siavo-persistence-visual span {
  border: 0;
  animation: none;
}
.siavo-persistence-overlay[data-status="confirmed"] .siavo-persistence-visual span::before { content: "✓"; color: #008263; font: 800 34px/1 Arial, sans-serif; }
.siavo-persistence-overlay[data-status="error"] .siavo-persistence-visual span,
.siavo-persistence-overlay[data-status="conflict"] .siavo-persistence-visual span,
.siavo-persistence-overlay[data-status="pending_offline"] .siavo-persistence-visual span { animation: none; border-color: #d92d20; }

.siavo-persistence-motion,
.siavo-persistence-motion img,
.siavo-persistence-static {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.siavo-persistence-static,
.siavo-persistence-result { display: none; }

.siavo-persistence-visual .siavo-persistence-result {
  width: 72px;
  height: 72px;
  border: 0;
  place-items: center;
  border-radius: 50%;
  background: #edf8f5;
  color: #008263;
  font: 800 38px/1 Arial, sans-serif;
  animation: none;
}

.siavo-persistence-overlay:is([data-status="confirmed"], [data-status="error"], [data-status="conflict"], [data-status="pending_offline"]) :is(.siavo-persistence-motion, .siavo-persistence-static) { display: none; }
.siavo-persistence-overlay:is([data-status="confirmed"], [data-status="error"], [data-status="conflict"], [data-status="pending_offline"]) .siavo-persistence-result { display: grid; }
.siavo-persistence-overlay[data-status="confirmed"] .siavo-persistence-result::before { content: "✓"; }
.siavo-persistence-overlay:is([data-status="error"], [data-status="conflict"], [data-status="pending_offline"]) .siavo-persistence-result { background: #fff1f0; color: #d92d20; }
.siavo-persistence-overlay:is([data-status="error"], [data-status="conflict"], [data-status="pending_offline"]) .siavo-persistence-result::before { content: "!"; }

.siavo-persistence-card button {
  padding: 9px 14px;
  border: 1px solid rgba(214, 238, 233, .65);
  border-radius: 9px;
  background: rgba(255, 255, 255, .12);
  color: #f7fffd;
  font-weight: 700;
}

.siavo-persistence-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.siavo-support-diagnostic-panel {
  box-sizing: border-box;
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 99990;
  display: grid;
  width: min(360px, calc(100vw - 32px));
  gap: 8px;
  padding: 14px;
  border: 1px solid #9bcfc2;
  border-radius: 12px;
  background: #f2fffb;
  box-shadow: 0 10px 30px rgba(7, 23, 38, .2);
  color: #17342d;
}

.siavo-support-diagnostic-panel small { line-height: 1.4; }
.siavo-support-diagnostic-panel button {
  padding: 9px 12px;
  border: 0;
  border-radius: 8px;
  background: #008f70;
  color: white;
  font-weight: 800;
}

@keyframes siavo-saving-spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .siavo-persistence-visual span { animation: none; }
  .siavo-persistence-motion { display: none; }
  .siavo-persistence-static { display: block; }
}

@media (max-width: 480px) {
  .siavo-persistence-overlay { padding: 14px; }
  .siavo-persistence-card { padding: 8px; }
}