/* M154 运营级交互层：复用全局令牌与频道主题，不新增设计体系。 */
.v4-site .m154-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}
.v4-site [data-m154-advert] { display: none; }
.v4-site .m154-home-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 24px;
  align-items: start;
  margin-top: 28px;
}
.v4-site .m154-advert {
  display: block;
  overflow: hidden;
  border: 1px solid var(--sx-border);
  border-radius: var(--sx-radius-card, 12px);
  background: var(--sx-white);
  text-decoration: none;
}
.v4-site .m154-advert__image {
  display: block;
  width: 100%;
  aspect-ratio: 6 / 1;
  object-fit: cover;
  background: var(--sx-bg);
}
.v4-site .m154-advert__caption {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 48px 10px 16px;
  color: var(--sx-text-1);
  font-size: 14px;
  line-height: 1.5;
}
.v4-site .m154-advert__caption::after {
  content: "广告";
  position: absolute;
  right: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--sx-bg);
  color: var(--sx-text-3);
  font-size: 12px;
}
.v4-site .m154-search-panel {
  position: absolute;
  z-index: 180;
  top: calc(100% + 8px);
  right: 0;
  left: 0;
  display: none;
  overflow: hidden;
  border: 1px solid var(--sx-border);
  border-radius: 12px;
  background: var(--sx-white);
  box-shadow: var(--sx-shadow-modal, 0 12px 34px rgba(26, 38, 34, .12));
}
.v4-site .m154-search-panel.is-open { display: block; }
.v4-site .m154-search-panel__section {
  padding: 10px 12px;
  border-bottom: 1px solid var(--sx-border);
}
.v4-site .m154-search-panel__section:last-child { border-bottom: 0; }
.v4-site .m154-search-panel__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  color: var(--sx-text-3);
  font-size: 12px;
}
.v4-site .m154-search-panel__clear {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--sx-primary);
  cursor: pointer;
  font-size: 12px;
}
.v4-site .m154-suggest-list { display: grid; gap: 4px; }
.v4-site .m154-suggest-list a,
.v4-site .m154-search-panel__chip {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 5px 8px;
  border-radius: 8px;
  color: var(--sx-text-2);
  font-size: 13px;
  text-decoration: none;
}
.v4-site .m154-suggest-list a:hover,
.v4-site .m154-suggest-list a.is-active,
.v4-site .m154-search-panel__chip:hover { background: var(--sx-primary-soft); color: var(--sx-primary); }
.v4-site .m154-suggest-list em { color: var(--sx-primary); font-style: normal; }
.v4-site .m154-search-panel__chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.v4-site .m154-search-panel__chip {
  border: 1px solid var(--sx-border);
  background: var(--sx-white);
  cursor: pointer;
}
.v4-site .m154-filter-bar,
.v4-site .m154-batch-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.v4-site .m152-filter__tip {
  margin: 0;
  color: var(--sx-text-3);
  font-size: 12px;
}
.v4-site .m154-draft-tip {
  margin: 0 0 12px;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--sx-primary-soft);
  color: var(--sx-primary);
  font-size: 12px;
}
.v4-site .m154-filter-bar[hidden] { display: none; }
.v4-site .m154-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 3px 8px;
  border: 1px solid var(--sx-chan-30, var(--sx-primary-soft));
  border-radius: 999px;
  background: var(--sx-chan-05, var(--sx-primary-soft));
  color: var(--sx-chan, var(--sx-primary));
  font-size: 12px;
}
.v4-site .m154-chip__close,
.v4-site .m154-batch-bar__button,
.v4-site .m154-card__select,
.v4-site .m154-card__compare {
  border: 1px solid var(--sx-border);
  border-radius: 8px;
  background: var(--sx-white);
  color: var(--sx-text-2);
  cursor: pointer;
  font-size: 12px;
}
.v4-site .m154-chip__close,
.v4-site .m154-batch-bar__button,
.v4-site .m154-card__compare { min-height: 28px; padding: 3px 9px; }
.v4-site .m154-chip__close:hover,
.v4-site .m154-batch-bar__button:hover,
.v4-site .m154-card__compare:hover,
.v4-site .m154-card__select:hover { color: var(--sx-chan, var(--sx-primary)); border-color: var(--sx-chan-70, var(--sx-primary)); }
.v4-site .m154-batch-bar__button:disabled { opacity: .55; cursor: not-allowed; }
.v4-site .m154-card-shell {
  position: relative;
  min-width: 0;
  border: 1px solid var(--sx-border);
  border-radius: 12px;
  background: var(--sx-white);
  overflow: hidden;
  transition: transform 180ms ease-out, box-shadow 180ms ease-out;
}
.v4-site .m154-card-shell:hover,
.v4-site .m154-card-shell:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--sx-shadow-card);
}
.v4-site .m154-card-shell .m152-card,
.v4-site .m154-card-shell .m153-card {
  height: 100%;
  border: 0;
}
.v4-site .m154-card__side {
  position: absolute;
  z-index: 2;
  top: 8px;
  right: 8px;
  display: flex;
  gap: 6px;
}
.v4-site .m154-card__select {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 26px;
  padding: 2px 7px;
  box-shadow: 0 2px 8px rgba(26, 38, 34, .10);
}
.v4-site .m154-card-shell.is-selected { border-color: var(--sx-chan, var(--sx-primary)); }
.v4-site .m154-trust {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.v4-site .m154-trust span {
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--sx-chan-30, var(--sx-primary-soft));
  background: var(--sx-chan-05, var(--sx-primary-soft));
  color: var(--sx-chan, var(--sx-primary));
  font-size: 12px;
}
.v4-site .m154-sticky-action {
  position: sticky;
  bottom: 16px;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
  padding: 10px 12px;
  border: 1px solid var(--sx-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, .96);
  box-shadow: var(--sx-shadow-card);
}
.v4-site .m154-sticky-action__meta {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--sx-text-2);
  font-size: 13px;
}
.v4-site .m154-sticky-action__buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.v4-site .m154-wizard__step {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--sx-text-3);
  font-size: 12px;
}
.v4-site .m154-wizard__step span { flex: 1; height: 4px; border-radius: 2px; background: var(--sx-border); }
.v4-site .m154-wizard__step span.is-active { background: var(--sx-chan, var(--sx-primary)); }
.v4-site .m154-wizard__categories {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.v4-site .m154-wizard__category {
  min-height: 30px;
  padding: 4px 10px;
  border: 1px solid var(--sx-border);
  border-radius: 999px;
  background: var(--sx-white);
  color: var(--sx-text-2);
  cursor: pointer;
  font-size: 12px;
}
.v4-site .m154-wizard__category.is-active,
.v4-site .m154-wizard__category:hover {
  border-color: var(--sx-chan, var(--sx-primary));
  background: var(--sx-chan-10, var(--sx-primary-soft));
  color: var(--sx-chan, var(--sx-primary));
}
.v4-site .m154-field-error {
  display: none;
  margin-top: 4px;
  color: var(--sx-danger, #d94c4c);
  font-size: 12px;
}
.v4-site .m154-field-error.is-visible { display: block; }
.v4-site .m154-wizard__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}
.v4-site .m154-search-guide {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding: 20px;
  border: 1px solid var(--sx-border);
  border-radius: 12px;
  background: var(--sx-white);
}
.v4-site .m154-search-guide__chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.v4-site .m154-search-guide__chips a {
  padding: 5px 10px;
  border: 1px solid var(--sx-border);
  border-radius: 999px;
  color: var(--sx-text-2);
  font-size: 13px;
  text-decoration: none;
}
.v4-site .m154-search-guide__chips a:hover { color: var(--sx-primary); border-color: var(--sx-primary); }
@media (max-width: 991px) {
  .v4-site .m154-home-body { grid-template-columns: 1fr; }
  .v4-site .m154-sticky-action { align-items: flex-start; flex-direction: column; }
  .v4-site .m154-card__side { top: auto; right: 8px; bottom: 8px; }
}