/* ============================================
   Component: Modal Placeholder
   ============================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  place-items: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.58);
  backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.modal.is-open {
  display: grid;
  opacity: 1;
}

.modal__card {
  position: relative;
  overflow: hidden;
  width: min(100%, 32rem);
  padding: 1.5rem;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  transform: translateY(0.75rem) scale(0.98);
  animation: modal-card-in 260ms var(--ease-smooth) forwards;
}

.modal__card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 0.25rem;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  content: "";
}

@keyframes modal-card-in {
  to {
    transform: translateY(0) scale(1);
  }
}