.wa-attribution-popup {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.wa-attribution-popup[hidden] {
  display: none !important;
}

.wa-attribution-popup:not([hidden]) .wa-attribution-popup__backdrop {
  animation: wa-attr-fade-in 0.28s ease-out both;
}

.wa-attribution-popup:not([hidden]) .wa-attribution-popup__panel {
  animation: wa-attr-rise-in 0.32s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes wa-attr-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes wa-attr-rise-in {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.wa-attribution-popup__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.wa-attribution-popup__panel {
  position: relative;
  width: min(100%, 360px);
  background: linear-gradient(165deg, #ffffff 0%, #faf8f5 100%);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 1.5rem;
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.04),
    0 28px 70px rgba(15, 23, 42, 0.22);
  padding: 2rem 1.75rem 1.5rem;
  overflow: hidden;
  text-align: center;
}

.wa-attribution-popup__accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #128c7e 0%, #25d366 50%, #34eb7a 100%);
}

.wa-attribution-popup__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  margin: 0 auto 1rem;
  border-radius: 999px;
  background: linear-gradient(145deg, #25d366 0%, #128c7e 100%);
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.35);
}

.wa-attribution-popup__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: #0f172a;
  margin: 0 0 0.5rem;
  line-height: 1.25;
}

.wa-attribution-popup__text {
  font-size: 0.875rem;
  color: rgba(15, 23, 42, 0.62);
  line-height: 1.55;
  margin: 0 0 1.25rem;
}

.wa-attribution-popup__code-wrap {
  position: relative;
  margin-bottom: 0.85rem;
}

.wa-attribution-popup__code {
  display: block;
  font-family: ui-monospace, 'SF Mono', 'Cascadia Code', monospace;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #0f172a;
  background: linear-gradient(180deg, #f1f5f9 0%, #e8edf3 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 1rem;
  padding: 0.9rem 1rem;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  pointer-events: none;
  cursor: default;
}

.wa-attribution-popup__note {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  text-align: start;
  font-size: 0.72rem;
  line-height: 1.5;
  color: rgba(15, 23, 42, 0.5);
  margin: 0 0 1.35rem;
  padding: 0.65rem 0.75rem;
  background: rgba(15, 23, 42, 0.04);
  border-radius: 0.75rem;
}

[dir='rtl'] .wa-attribution-popup__note {
  text-align: right;
}

.wa-attribution-popup__note-icon {
  flex-shrink: 0;
  margin-top: 0.1rem;
  opacity: 0.55;
}

.wa-attribution-popup__actions {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.wa-attribution-popup__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.15rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.wa-attribution-popup__btn:active {
  transform: scale(0.98);
}

.wa-attribution-popup__btn--primary {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #fff;
  box-shadow: 0 8px 22px rgba(37, 211, 102, 0.32);
}

.wa-attribution-popup__btn--primary:hover {
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.4);
}

.wa-attribution-popup__btn--ghost {
  background: transparent;
  color: rgba(15, 23, 42, 0.45);
  padding: 0.55rem;
  font-size: 0.82rem;
  font-weight: 500;
}

.wa-attribution-popup__btn--ghost:hover {
  color: rgba(15, 23, 42, 0.7);
}

.wa-attribution-popup__close {
  position: absolute;
  top: 0.9rem;
  inset-inline-end: 0.9rem;
  border: none;
  background: rgba(15, 23, 42, 0.05);
  color: rgba(15, 23, 42, 0.45);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 999px;
  line-height: 0;
  transition: background 0.15s ease, color 0.15s ease;
}

.wa-attribution-popup__close:hover {
  background: rgba(15, 23, 42, 0.08);
  color: rgba(15, 23, 42, 0.7);
}

@media (max-width: 380px) {
  .wa-attribution-popup__panel {
    padding: 1.75rem 1.25rem 1.25rem;
  }

  .wa-attribution-popup__code {
    font-size: 1.4rem;
    letter-spacing: 0.1em;
  }
}