/* ============================================================
   upload.css — File upload dropzone styles
   ============================================================ */

/* --- Dropzone container --- */
.dropzone {
  border: 2px dashed var(--color-grey);
  border-radius: var(--radius-md);
  background: var(--color-grey-fade);
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--color-info);
  background: var(--color-info-fade);
}

.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* Upload icon circle */
.dropzone-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-main);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}

.dropzone-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-white);
}

.dropzone-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-main);
}

.dropzone-sublabel {
  font-size: 12px;
  color: var(--color-text-light);
}

/* --- File preview item --- */
.file-preview-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.file-preview-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px var(--space-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.file-preview-item .file-icon {
  color: var(--color-info);
  flex-shrink: 0;
}

.file-preview-item .file-name {
  flex: 1;
  font-weight: 600;
  color: var(--color-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-preview-item .file-size {
  color: var(--color-text-light);
  flex-shrink: 0;
}

.file-preview-item .file-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-error);
  padding: 2px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.file-preview-item.upload-success {
  border-color: var(--color-success);
  background: var(--color-success-fade);
}

.file-preview-item.upload-error {
  border-color: var(--color-error);
  background: var(--color-error-fade);
}

/* Status badges */
.file-status {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  flex-shrink: 0;
}

.file-status.ok {
  background: var(--color-success-fade);
  color: var(--color-success);
}

.file-status.error {
  background: var(--color-error-fade);
  color: var(--color-error);
}

.file-status.loading {
  background: var(--color-info-fade);
  color: var(--color-info);
}

/* --- Add another file link --- */
.add-file-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-main);
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--space-sm) 0;
  margin-top: var(--space-xs);
}

.add-file-link:hover { color: var(--color-info); }

/* --- Validation feedback on dropzone --- */
.dropzone.valid {
  border-color: var(--color-success);
  background: var(--color-success-fade);
}

.dropzone.invalid {
  border-color: var(--color-error);
  background: var(--color-error-fade);
}