:root {
  --eu4d-primary: #1e40af;
  --eu4d-primary-dark: #172c88;
  --eu4d-success: #16a34a;
  --eu4d-danger: #dc3545;
  --eu4d-info: #0ea5e9;
  --eu4d-shadow: 0 18px 60px rgba(0, 0, 0, 0.2);
}

.eu4d-modal-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.55);
  z-index: 9999;
}

.eu4d-modal-overlay[aria-hidden="false"] {
  display: flex;
}

.eu4d-feedback-modal {
  width: 100%;
  max-width: 520px;
  background: #fff;
  border-radius: var(--eu4d-radius, 12px);
  box-shadow: var(--eu4d-shadow);
  overflow: hidden;
  transform: translateY(12px) scale(0.98);
  opacity: 0;
  transition: transform 0.18s ease, opacity 0.18s ease;
  outline: none;
}

.eu4d-feedback-modal.show {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.eu4d-feedback-header {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid #eef2ff;
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.eu4d-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border: 2px solid #dbeafe;
  border-radius: 999px;
  background: #eef2ff;
}

.eu4d-icon.success {
  border-color: #bbf7d0;
  background: #ecfdf5;
}

.eu4d-icon.failure {
  border-color: #fecaca;
  background: #fff1f2;
}

.eu4d-icon.info {
  border-color: #bae6fd;
  background: #f0f9ff;
}

.eu4d-icon i {
  font-size: 28px;
  line-height: 1;
}

.eu4d-icon.success i {
  color: var(--eu4d-success);
}

.eu4d-icon.failure i {
  color: var(--eu4d-danger);
}

.eu4d-icon.info i {
  color: var(--eu4d-info);
}

.eu4d-feedback-title {
  margin: 0;
  font-size: 1.25rem;
  color: #0f172a;
}

.eu4d-feedback-close {
  border: 0;
  border-radius: 8px;
  padding: 8px;
  background: transparent;
  cursor: pointer;
}

.eu4d-feedback-close:hover {
  background: #f1f5f9;
}

.eu4d-feedback-close i {
  font-size: 20px;
  color: #475569;
}

.eu4d-feedback-body {
  padding: 20px;
  color: #334155;
  font-size: 1rem;
  line-height: 1.5;
}

.eu4d-feedback-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 20px 20px;
}

.eu4d-feedback-btn {
  border: 0;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 600;
  cursor: pointer;
}

.eu4d-feedback-btn.primary {
  background: var(--eu4d-primary);
  color: #fff;
}

.eu4d-feedback-btn.primary:hover {
  background: var(--eu4d-primary-dark);
}

.eu4d-feedback-btn.ghost {
  background: transparent;
  color: #0f172a;
}

.eu4d-progress {
  width: 100%;
  height: 3px;
  background: #e2e8f0;
}

.eu4d-progress > div {
  width: 0;
  height: 100%;
  background: var(--eu4d-primary);
  transition: width 10s linear;
}

@media (max-width: 480px) {
  .eu4d-feedback-header {
    grid-template-columns: 44px 1fr auto;
  }

  .eu4d-icon {
    width: 44px;
    height: 44px;
  }
}