.product-share-actions {
  display: flex;
  gap: 7px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}
.share-action-btn {
  flex: 1;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fffafd;
  color: var(--wine);
  cursor: pointer;
  font: inherit;
  font-size: .72rem;
  font-weight: 800;
}
.share-action-btn:hover {
  border-color: var(--pink-300);
  background: var(--pink-100);
  color: var(--pink-600);
}
.modal-share-actions {
  margin-top: 18px;
  padding-top: 0;
  border-top: 0;
}
.modal-share-actions .share-action-btn {
  min-height: 42px;
  font-size: .82rem;
}

.ad-builder-grid {
  display: grid;
  grid-template-columns: minmax(300px, .72fr) minmax(430px, 1.28fr);
  gap: 22px;
  align-items: start;
}
.ad-builder-card,
.ad-preview-card {
  padding: 24px;
}
.ad-builder-card > label {
  margin-top: 20px;
}
.ad-builder-card .form-grid {
  margin-top: 14px;
}
.ad-help {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .78rem;
}
.ad-canvas-wrap {
  min-height: 420px;
  display: grid;
  place-items: center;
  overflow: auto;
  padding: 18px;
  border: 1px dashed var(--pink-300);
  border-radius: 18px;
  background: linear-gradient(145deg, #fffafd, #fff0f7);
}
#adCanvas {
  display: block;
  width: min(100%, 430px);
  height: auto;
  max-height: 650px;
  border-radius: 20px;
  box-shadow: 0 18px 45px rgba(107, 40, 76, .16);
  background: white;
}
.ad-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 14px;
}
.ad-actions .btn {
  min-height: 44px;
}
.ad-actions .btn:disabled,
.share-action-btn:disabled {
  opacity: .48;
  cursor: not-allowed;
}

@media (max-width: 960px) {
  .ad-builder-grid {
    grid-template-columns: 1fr;
  }
  .ad-canvas-wrap {
    min-height: 360px;
  }
}

@media (max-width: 720px) {
  .product-share-actions {
    gap: 5px;
    margin-top: 9px;
    padding-top: 8px;
  }
  .share-action-btn {
    min-height: 31px;
    padding: 0 5px;
    font-size: .64rem;
  }
  .modal-share-actions .share-action-btn {
    min-height: 40px;
    font-size: .78rem;
  }
  .ad-builder-card,
  .ad-preview-card {
    padding: 18px;
  }
  .ad-canvas-wrap {
    min-height: 300px;
    padding: 10px;
  }
  #adCanvas {
    max-height: 540px;
  }
  .ad-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .ad-actions .btn:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 390px) {
  .product-share-actions {
    flex-direction: column;
  }
  .ad-actions {
    grid-template-columns: 1fr;
  }
  .ad-actions .btn:first-child {
    grid-column: auto;
  }
}