/* Demo kart okuyucu simülasyonu — sağ alt köşe "kamera" paneli */
.demo-reader-panel {
  position: fixed;
  right: 16px;
  bottom: 72px;
  z-index: 1080;
  width: min(320px, calc(100vw - 24px));
  background: #0b1220;
  color: #e8eef7;
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.08);
  overflow: hidden;
  font-family: Ubuntu, system-ui, sans-serif;
  transform: translateY(12px) scale(0.96);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s ease, opacity 0.28s ease;
}

.demo-reader-panel.is-open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}

.demo-reader-panel.is-tapping .demo-reader-list {
  pointer-events: none;
  opacity: 0.55;
}

.demo-reader-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.demo-reader-head-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.demo-reader-rec {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
  box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.55);
  animation: demoReaderPulse 1.4s ease-out infinite;
}

@keyframes demoReaderPulse {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.demo-reader-close {
  appearance: none;
  border: 0;
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  line-height: 1;
  cursor: pointer;
}

.demo-reader-close:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.demo-reader-panel .demo-sim-note {
  margin: 8px 12px 0;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.45;
  color: #fecaca;
  background: rgba(220, 38, 38, 0.28);
  border: 1px solid rgba(248, 113, 113, 0.65);
}

.demo-reader-stage {
  position: relative;
  height: 148px;
  margin: 10px 12px 0;
  border-radius: 10px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(56, 189, 248, 0.18), transparent 55%),
    linear-gradient(160deg, #1a2336 0%, #0f172a 55%, #111827 100%);
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.demo-reader-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.015) 2px,
      rgba(255, 255, 255, 0.015) 3px
    );
  pointer-events: none;
  opacity: 0.7;
}

.demo-reader-cam-label {
  position: absolute;
  top: 8px;
  left: 10px;
  z-index: 2;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(226, 232, 240, 0.7);
}

.demo-reader-pad {
  position: absolute;
  left: 50%;
  bottom: 18px;
  width: 118px;
  height: 78px;
  margin-left: -59px;
  border-radius: 10px;
  background: linear-gradient(180deg, #334155, #1e293b);
  border: 2px solid #64748b;
  box-shadow: inset 0 0 0 3px rgba(15, 23, 42, 0.55), 0 8px 18px rgba(0, 0, 0, 0.35);
}

.demo-reader-pad::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 42px;
  height: 42px;
  margin: -21px 0 0 -21px;
  border-radius: 50%;
  border: 2px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 0 18px rgba(56, 189, 248, 0.25);
}

.demo-reader-pad.is-active {
  border-color: #38bdf8;
  box-shadow: inset 0 0 0 3px rgba(15, 23, 42, 0.55), 0 0 24px rgba(56, 189, 248, 0.45);
}

.demo-reader-pad.is-active::after {
  border-color: rgba(56, 189, 248, 0.85);
  animation: demoPadRing 0.9s ease-out infinite;
}

@keyframes demoPadRing {
  0% { transform: scale(0.92); opacity: 1; }
  100% { transform: scale(1.35); opacity: 0; }
}

.demo-reader-card {
  position: absolute;
  left: 50%;
  top: -70px;
  width: 92px;
  height: 58px;
  margin-left: -46px;
  border-radius: 8px;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 45%, #cbd5e1 100%);
  border: 1px solid rgba(15, 23, 42, 0.2);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.35);
  transform: rotate(-18deg) scale(0.92);
  opacity: 0;
  z-index: 3;
  overflow: hidden;
}

.demo-reader-card-chip {
  position: absolute;
  left: 10px;
  top: 14px;
  width: 16px;
  height: 12px;
  border-radius: 2px;
  background: linear-gradient(135deg, #fbbf24, #d97706);
}

.demo-reader-card-nfc {
  position: absolute;
  right: 8px;
  top: 10px;
  width: 28px;
  height: 28px;
  color: #334155;
  opacity: 0.85;
}

.demo-reader-card-nfc svg {
  width: 100%;
  height: 100%;
  display: block;
}

.demo-reader-panel.is-tapping .demo-reader-card-nfc {
  color: #0284c7;
  animation: demoNfcPulse 0.9s ease-in-out infinite;
}

@keyframes demoNfcPulse {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.demo-reader-card-label {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 7px;
  font-size: 8px;
  font-weight: 600;
  color: #334155;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-reader-panel.is-tapping .demo-reader-card {
  animation: demoCardPlace 1.15s cubic-bezier(0.22, 0.9, 0.28, 1) forwards;
}

@keyframes demoCardPlace {
  0% {
    top: -70px;
    opacity: 0;
    transform: rotate(-22deg) scale(0.9);
  }
  35% {
    opacity: 1;
  }
  70% {
    top: 42px;
    transform: rotate(-6deg) scale(1);
  }
  100% {
    top: 48px;
    opacity: 1;
    transform: rotate(-4deg) scale(1);
  }
}

.demo-reader-status {
  padding: 8px 12px 0;
  min-height: 28px;
  font-size: 12px;
  color: #94a3b8;
}

.demo-reader-status.is-ok {
  color: #4ade80;
}

.demo-reader-item.is-current {
  order: -1;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.28), rgba(14, 165, 233, 0.12));
  border: 1px solid rgba(56, 189, 248, 0.55);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.2), 0 8px 20px rgba(14, 165, 233, 0.18);
  margin-bottom: 10px;
}

.demo-reader-item.is-current .demo-reader-item-name {
  color: #e0f2fe;
}

.demo-reader-item-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  vertical-align: middle;
  background: #38bdf8;
  color: #0f172a;
}

.demo-reader-list {
  max-height: 210px;
  overflow: auto;
  padding: 8px 8px 10px;
  transition: opacity 0.2s ease;
  display: flex;
  flex-direction: column;
}

.demo-reader-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  text-align: left;
  border: 0;
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  border-radius: 10px;
  padding: 9px 10px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.demo-reader-item:hover {
  background: rgba(56, 189, 248, 0.14);
}

.demo-reader-item:active {
  transform: scale(0.98);
}

.demo-reader-item.is-blank {
  background: rgba(74, 222, 128, 0.08);
  border: 1px dashed rgba(74, 222, 128, 0.35);
}

.demo-reader-item-ico {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.08);
  font-size: 14px;
  color: #7dd3fc;
}

.demo-reader-item.is-blank .demo-reader-item-ico {
  color: #4ade80;
}

.demo-reader-item-meta {
  min-width: 0;
  flex: 1;
}

.demo-reader-item-name {
  display: block;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.demo-reader-item-sub {
  display: block;
  font-size: 11px;
  color: #94a3b8;
  margin-top: 1px;
}

.demo-reader-item-bal {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 600;
  color: #e2e8f0;
}

.demo-reader-empty {
  padding: 16px 10px;
  text-align: center;
  color: #94a3b8;
  font-size: 12px;
}

@media (max-width: 576px) {
  .demo-reader-panel {
    right: 12px;
    left: 12px;
    width: auto;
    bottom: 64px;
  }
}