/* Shared button / form / modal-chrome / loading components
   Used by: checkout.css, my-account.css */

@keyframes dnd-spin {
  to { transform: rotate(360deg); }
}

/* Form Controls */
.form-group {
  margin-bottom: 1.5rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--dnd-border);
  border-radius: var(--dnd-radius-md);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--dnd-white);
}

.form-control:focus {
  outline: none;
  border-color: var(--dnd-primary);
  box-shadow: 0 0 0 3px var(--dnd-primary-soft);
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--dnd-text);
}

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--dnd-radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-family: inherit;
}

.btn-primary {
  background: var(--dnd-primary);
  color: var(--dnd-white);
}
.btn-primary:hover {
  background: var(--dnd-primary-dark);
}
.btn-primary:disabled {
  background: var(--dnd-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.btn-outline {
  background: var(--dnd-white);
  border: 1px solid var(--dnd-border);
  color: var(--dnd-text);
}
.btn-outline:hover {
  background: var(--dnd-bg-soft);
  border-color: var(--dnd-primary);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dnd-muted);
  padding: 0;
  line-height: 1;
}
.btn-close:hover {
  color: var(--dnd-text);
}

/* Modal chrome */
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--dnd-border);
}
.modal-header h3 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dnd-text);
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--dnd-border);
}

/* Loading state */
.loading-placeholder {
  text-align: center;
  padding: 2rem;
  color: var(--dnd-muted);
}
.loading-placeholder .spinner {
  width: 32px;
  height: 32px;
  margin: 0 auto 1rem;
  border: 3px solid var(--dnd-border);
  border-top-color: var(--dnd-primary);
  border-radius: 50%;
  animation: dnd-spin 0.8s linear infinite;
}

/* Modal shell (DNDModalBase) */
.dnd-modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  transition: opacity 0.3s ease;
}

.dnd-modal__dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: var(--dnd-white);
  border-radius: var(--dnd-radius-lg);
  padding: 2rem;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  z-index: 10001;
  opacity: 0;
  transition: all 0.3s ease;
}

.is-active .dnd-modal__overlay {
  opacity: 1;
}

.is-active .dnd-modal__dialog {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}