/* Deck analytics — email-gate overlay. Self-contained; dark-deck themed. */
#deck-analytics-gate {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(120% 120% at 50% 0%, #06122e 0%, #02060f 70%);
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}
#deck-analytics-gate .dag-card {
  width: min(420px, 92vw);
  box-sizing: border-box;
  padding: 36px 32px;
  background: rgba(10, 18, 40, 0.92);
  border: 1px solid rgba(187, 187, 255, 0.25);
  border-radius: 18px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55), inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}
#deck-analytics-gate .dag-title {
  margin: 0 0 6px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
}
#deck-analytics-gate .dag-label {
  display: block;
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9fb0d0;
}
#deck-analytics-gate .dag-input {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 16px;
  font-size: 16px;
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(187, 187, 255, 0.3);
  border-radius: 12px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
#deck-analytics-gate .dag-input:focus {
  border-color: #bbbbff;
  box-shadow: 0 0 0 3px rgba(187, 187, 255, 0.18);
}
#deck-analytics-gate .dag-btn {
  width: 100%;
  margin-top: 18px;
  padding: 14px 18px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #0a64ff, #4d8bff);
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.12s ease, filter 0.2s ease;
}
#deck-analytics-gate .dag-btn:hover { filter: brightness(1.08); }
#deck-analytics-gate .dag-btn:active { transform: translateY(1px); }
#deck-analytics-gate .dag-btn[disabled] { opacity: 0.6; cursor: default; }
#deck-analytics-gate .dag-input[disabled] { opacity: 0.7; }
#deck-analytics-gate .dag-error {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.35;
  color: #ff8a9b;
}

/* --- Post-login reveal: the gate dissolves (fade + scale-up + blur) while the deck
   fades in from a subtle zoom. analytics.js adds `.dag-leaving` to the overlay and
   `.deck-revealing` to <body> on an allowed login. Reduced-motion → instant. --- */
#deck-analytics-gate.dag-leaving {
  opacity: 0;
  transform: scale(1.06);
  filter: blur(8px);
  pointer-events: none;
  transition: opacity 0.6s ease,
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              filter 0.6s ease;
}
@keyframes dag-deck-reveal {
  from { opacity: 0; transform: scale(1.04); }
  to   { opacity: 1; transform: scale(1); }
}
body.deck-revealing #slides {
  animation: dag-deck-reveal 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@media (prefers-reduced-motion: reduce) {
  #deck-analytics-gate.dag-leaving { transition: none; }
  body.deck-revealing #slides { animation: none; }
}
