.sbm-register-form,
.sbm-search-form { padding: 24px; border: 1px solid #e5e5e5; border-radius: 14px; background: #fff; margin: 0 0 28px; }
.sbm-form-row { margin-bottom: 16px; }
.sbm-form-row label { display: block; font-weight: 700; margin-bottom: 6px; }
.sbm-form-icon { display: inline-block; margin-right: 6px; }
.sbm-help { margin: 6px 0 0; font-size: 13px; color: #666; }
.sbm-form-row input[type="url"], .sbm-form-row input[type="text"], .sbm-form-row textarea, .sbm-form-row select, .sbm-search-form input, .sbm-search-form select { width: 100%; padding: 10px 12px; border: 1px solid #d8d8d8; border-radius: 8px; box-sizing: border-box; }
.sbm-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.sbm-checkbox-row label, .sbm-search-form__check { font-weight: 400; display: flex; gap: 6px; align-items: center; }
.sbm-required { display: inline-block; font-size: 12px; color: #fff; background: #c0392b; padding: 2px 6px; border-radius: 999px; margin-left: 4px; }
.sbm-button, .sbm-search-form button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 18px; border: none; border-radius: 999px; background: #222; color: #fff; text-decoration: none; cursor: pointer; font-weight: 700; }
.sbm-search-form { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr auto auto; gap: 12px; align-items: center; }
.sbm-bookmark-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.sbm-bookmark-card { padding: 22px; border: 1px solid #e8e8e8; border-radius: 16px; background: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.04); }
.sbm-bookmark-card__head { display: flex; justify-content: space-between; gap: 12px; }
.sbm-bookmark-card__title { font-size: 18px; line-height: 1.45; margin: 0 0 10px; }
.sbm-bookmark-card__url { font-size: 13px; word-break: break-all; margin: 0 0 12px; }
.sbm-bookmark-card__description { line-height: 1.7; margin: 0 0 12px; }
.sbm-bookmark-card__memo { background: #f7f7f7; padding: 12px; border-radius: 10px; font-size: 14px; }
.sbm-bookmark-card__meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; font-size: 12px; }
.sbm-badge { background: #f1f1f1; border-radius: 999px; padding: 5px 9px; }
.sbm-badge--tag { background: #eef5ff; }
.sbm-badge--favorite { background: #fff7d6; color: #b8860b; }
.sbm-notice { padding: 14px 16px; border-radius: 10px; background: #f5f5f5; margin: 0 0 20px; }
.sbm-notice--success { background: #edf8ef; border: 1px solid #b7dfbe; }
.sbm-notice--error { background: #fff0f0; border: 1px solid #e2b8b8; }
.sbm-pagination { margin-top: 30px; }
.sbm-pagination ul { display: flex; gap: 8px; list-style: none; padding: 0; flex-wrap: wrap; }
.sbm-pagination a, .sbm-pagination span { display: inline-block; padding: 8px 12px; border: 1px solid #ddd; border-radius: 8px; }
@media (max-width: 1100px) { .sbm-bookmark-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } .sbm-search-form { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .sbm-bookmark-list, .sbm-form-grid, .sbm-search-form { grid-template-columns: 1fr; } .sbm-register-form, .sbm-search-form { padding: 18px; } }

.sbm-url-fetch-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}
.sbm-button--secondary {
  background: #f1f1f1;
  color: #222;
  border: 1px solid #d8d8d8;
}
.sbm-front-fetch-message {
  margin-top: 8px;
  font-size: 13px;
  color: #555;
}
.sbm-front-fetch-message--success {
  color: #1f7a35;
}
.sbm-front-fetch-message--error {
  color: #b42318;
}
@media (max-width: 640px) {
  .sbm-url-fetch-row {
    grid-template-columns: 1fr;
  }
}
.sbm-form-row input[type="file"] { width: 100%; padding: 10px 12px; border: 1px solid #d8d8d8; border-radius: 8px; box-sizing: border-box; background: #fff; }
.sbm-bookmark-card__image { margin: 0 0 14px; border-radius: 12px; overflow: hidden; background: #f5f5f5; aspect-ratio: 16 / 9; }
.sbm-bookmark-card__image img { width: 100%; height: 100%; object-fit: cover; display: block; }