/*
 * PBR Home Discovery v0.1.0
 * 既存main.cssは一切上書きせず、トップページの追加UIだけを定義。
 */

.pbr-hd-home .shelf-section {
  position: relative;
}

.pbr-hd-shelf-header,
.pbr-hd-attribute-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

.pbr-hd-shelf-header {
  margin-bottom: 12px;
}

.pbr-hd-shelf-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.pbr-hd-home .shelf-nav-button {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border-color, #d9e0e7);
  border-radius: 50%;
  background: #fff;
  color: var(--text-main, #222);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.pbr-hd-home .shelf-nav-button:hover:not(:disabled) {
  border-color: var(--accent-color, #0066cc);
  color: var(--accent-color, #0066cc);
}

.pbr-hd-home .shelf-nav-button:disabled {
  opacity: .28;
  cursor: default;
}

.pbr-hd-discovery-group {
  padding-top: 8px;
}

.pbr-hd-section-heading {
  padding-top: 18px;
  margin-bottom: 2px;
}

.pbr-hd-section-heading p {
  margin: 4px 0 0;
  color: var(--text-sub, #6b7280);
  font-size: .78rem;
}

.pbr-hd-cup-group .pbr-hd-attribute-shelf {
  padding-top: 14px;
}

.pbr-hd-attribute-heading {
  margin-bottom: 10px;
}

.pbr-hd-group-title {
  margin: 0 0 8px;
  color: var(--text-main, #222);
  font-size: 1.02rem;
  line-height: 1.3;
  font-weight: 700;
}

.pbr-hd-term-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pbr-hd-term-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 5px 11px;
  border: 1px solid var(--border-color, #d9e0e7);
  border-radius: 999px;
  background: #fff;
  color: var(--text-main, #333);
  font-size: .78rem;
  line-height: 1;
  text-decoration: none;
  transition: border-color .15s ease, background-color .15s ease, color .15s ease;
}

.pbr-hd-term-tab:hover {
  border-color: var(--accent-color, #0066cc);
  color: var(--accent-color, #0066cc);
}

.pbr-hd-term-tab.is-active {
  border-color: var(--accent-color, #0066cc);
  background: var(--accent-color, #0066cc);
  color: #fff;
  font-weight: 700;
}

.pbr-hd-header-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
}

.pbr-hd-view-all {
  color: var(--accent-color, #0066cc);
  font-size: .78rem;
  text-decoration: none;
  white-space: nowrap;
}

.pbr-hd-view-all::after {
  content: " →";
}

.pbr-hd-loading {
  position: absolute;
  z-index: 4;
  right: 0;
  left: 0;
  margin-top: 2px;
  text-align: center;
  color: var(--text-sub, #6b7280);
  font-size: .76rem;
  pointer-events: none;
}

.pbr-hd-attribute-shelf.is-loading [data-pbr-hd-track] {
  opacity: .42;
  pointer-events: none;
  transition: opacity .15s ease;
}

@media (max-width: 767px) {
  .pbr-hd-home .shelf-nav-button {
    display: none;
  }

  .pbr-hd-attribute-heading {
    display: block;
  }

  .pbr-hd-header-actions {
    margin-top: 6px;
    justify-content: flex-end;
  }

  .pbr-hd-group-title {
    font-size: .98rem;
  }

  .pbr-hd-term-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    margin-right: calc(var(--side-padding, 16px) * -1);
    padding-right: var(--side-padding, 16px);
    padding-bottom: 2px;
  }

  .pbr-hd-term-tabs::-webkit-scrollbar {
    display: none;
  }

  .pbr-hd-term-tab {
    flex: 0 0 auto;
    min-height: 32px;
  }

  .pbr-hd-section-heading p {
    display: none;
  }
}


.pbr-hd-term-tab.is-disabled {
  opacity: .38;
  cursor: default;
  background: #f6f7f7;
  color: #8a8f98;
  border-color: #e3e6ea;
}

.pbr-hd-term-tab.is-disabled:hover {
  color: #8a8f98;
  border-color: #e3e6ea;
}

.pbr-hd-view-all.is-disabled {
  opacity: .35;
  pointer-events: none;
}

.pbr-hd-empty-state {
  flex: 0 0 100%;
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border-color, #d9e0e7);
  border-radius: 8px;
  color: var(--text-sub, #6b7280);
  background: #fafbfc;
  font-size: .82rem;
}


/* v0.1.2: 新着 / 急上昇の一覧導線 */
.pbr-hd-shelf-title-link {
  color: inherit;
  text-decoration: none;
}

.pbr-hd-shelf-title-link:hover {
  color: var(--accent-color, #0066cc);
}

.pbr-hd-archive {
  padding-top: 28px;
  padding-bottom: 48px;
}

.pbr-hd-archive-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.pbr-hd-archive-title {
  margin: 0;
  color: var(--text-main, #222);
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  line-height: 1.3;
}

.pbr-hd-archive-description {
  margin: 6px 0 0;
  color: var(--text-sub, #6b7280);
  font-size: .84rem;
}

.pbr-hd-back-home,
.pbr-hd-page-link {
  color: var(--accent-color, #0066cc);
  text-decoration: none;
  white-space: nowrap;
}

.pbr-hd-archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
  gap: 24px 14px;
}

.pbr-hd-archive-grid .work-card {
  width: auto;
  min-width: 0;
  max-width: none;
  flex: none;
}

.pbr-hd-archive-empty {
  min-height: 220px;
}

.pbr-hd-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 34px;
}

.pbr-hd-page-status {
  color: var(--text-sub, #6b7280);
  font-size: .82rem;
}

@media (max-width: 767px) {
  .pbr-hd-standard-shelf .pbr-hd-header-actions {
    margin-top: 0;
  }

  .pbr-hd-standard-shelf .pbr-hd-view-all {
    font-size: .8rem;
  }

  .pbr-hd-archive {
    padding-top: 20px;
  }

  .pbr-hd-archive-header {
    align-items: flex-start;
    margin-bottom: 18px;
  }

  .pbr-hd-archive-description {
    font-size: .78rem;
  }

  .pbr-hd-back-home {
    font-size: .78rem;
  }

  .pbr-hd-archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 10px;
  }
}


/* v0.1.4: discovery archive = dense 3-column mobile grid inspired by modern manga/catalog listings */
.pbr-hd-archive-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px 12px;
    align-items: start;
}

.pbr-hd-archive-grid .work-card {
    min-width: 0;
    width: 100%;
    margin: 0;
}

.pbr-hd-archive-grid .work-card-image,
.pbr-hd-archive-grid .work-card-thumb,
.pbr-hd-archive-grid .work-card-thumbnail {
    width: 100%;
}

.pbr-hd-archive-grid .work-card-title {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    line-height: 1.35;
}

@media (max-width: 1024px) {
    .pbr-hd-archive-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 16px 10px;
    }
}

@media (max-width: 640px) {
    .pbr-hd-archive {
        padding-left: 12px;
        padding-right: 12px;
    }

    .pbr-hd-archive-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 14px 7px;
    }

    .pbr-hd-archive-grid .work-card {
        font-size: 12px;
    }

    .pbr-hd-archive-grid .work-card-title {
        font-size: 12px;
        line-height: 1.35;
        -webkit-line-clamp: 2;
        margin-top: 5px;
    }

    .pbr-hd-archive-grid .work-card-meta,
    .pbr-hd-archive-grid .work-card-subtitle,
    .pbr-hd-archive-grid .work-card-actress,
    .pbr-hd-archive-grid .work-card-performer {
        font-size: 10px;
        line-height: 1.35;
        margin-top: 3px;
    }

    .pbr-hd-archive-grid .work-card img {
        display: block;
        width: 100%;
        height: auto;
    }

    .pbr-hd-archive-header {
        gap: 10px;
        margin-bottom: 18px;
    }

    .pbr-hd-archive-title {
        font-size: 22px;
        line-height: 1.3;
    }

    .pbr-hd-archive-description {
        font-size: 12px;
    }
}

@media (max-width: 360px) {
    .pbr-hd-archive {
        padding-left: 8px;
        padding-right: 8px;
    }

    .pbr-hd-archive-grid {
        gap: 12px 5px;
    }

    .pbr-hd-archive-grid .work-card-title {
        font-size: 11px;
    }
}