/* ===================================================
   POPUP.CSS — CryptoVision Timed & Exit-Intent Popup
   Dark navy luxury card, radiant gold accents,
   glassmorphism, and accessible focus management.
   =================================================== */

:root {
  --popup-gold: #F5BA2F;
  --popup-gold-light: #FFD25E;
  --popup-gold-dark: #D99C18;
  --popup-bg-dark: #070A10;
  --popup-bg-card: rgba(16, 22, 36, 0.95);
  --popup-border: rgba(245, 186, 47, 0.2);
  --popup-border-hover: rgba(245, 186, 47, 0.45);
  --popup-text-primary: #FFFFFF;
  --popup-text-secondary: rgba(255, 255, 255, 0.7);
  --popup-text-muted: rgba(255, 255, 255, 0.45);
  --popup-glow: rgba(245, 186, 47, 0.25);
  --popup-radius: 24px;
  --popup-radius-sm: 12px;
  --popup-radius-btn: 9999px;
  --popup-transition: 300ms cubic-bezier(0.16, 1, 0.3, 1);
  --popup-max-width: 500px;
}

.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--popup-transition), visibility var(--popup-transition);
}

.popup-overlay.popup-overlay--active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.popup-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(4, 6, 10, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.popup {
  position: relative;
  width: 100%;
  max-width: var(--popup-max-width);
  background: var(--popup-bg-card);
  border: 1px solid var(--popup-border);
  border-radius: var(--popup-radius);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 50px var(--popup-glow);
  overflow: hidden;
  padding: 2.25rem;
  transform: scale(0.94) translateY(12px);
  transition: transform var(--popup-transition);
}

.popup-overlay--active .popup {
  transform: scale(1) translateY(0);
}

.popup__close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--popup-text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.popup__close:hover {
  background: rgba(245, 186, 47, 0.15);
  color: var(--popup-gold);
  border-color: var(--popup-gold);
}

.popup__close svg {
  width: 18px;
  height: 18px;
}

.popup__inner {
  text-align: center;
}

.popup__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: inline-block;
  filter: drop-shadow(0 4px 10px rgba(245, 186, 47, 0.3));
}

.popup__headline {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--popup-text-primary);
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.popup__headline-highlight {
  color: var(--popup-gold);
}

.popup__message {
  font-size: 0.95rem;
  color: var(--popup-text-secondary);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.popup__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 1rem;
}

.popup__btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--popup-gold-light), var(--popup-gold));
  color: #070A10;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--popup-radius-btn);
  text-decoration: none;
  box-shadow: 0 8px 24px var(--popup-glow);
  transition: all 0.2s ease;
}

.popup__btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.popup__btn-secondary {
  background: transparent;
  color: var(--popup-text-muted);
  font-size: 0.875rem;
  padding: 8px 16px;
  border: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

.popup__btn-secondary:hover {
  color: var(--popup-text-primary);
}

.popup__microcopy {
  font-size: 0.775rem;
  color: var(--popup-text-muted);
  line-height: 1.4;
}