.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
}

.modal[hidden] {
  display: none;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(28, 35, 46, 0.55);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.modal.is-open .modal__backdrop {
  opacity: 1;
}

.modal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  transform: translateY(16px) scale(0.98);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.modal.is-open .modal__panel {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.modal__panel .form-card--modal {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding-top: var(--space-5);
}

.modal__close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-slate-600);
  background: var(--color-paper-muted);
  border: 1px solid var(--color-border);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.modal__close:hover {
  color: var(--color-slate-900);
  border-color: var(--color-slate-600);
}