/* ============================================================
   bousai-article.css
   防災記事 Blog 一覧ページ用スタイル
   Figma: node 21-139 (PC 1440px) / 21-476 (SP 390px)
   ============================================================ */

.bousai-blog-page {
  --bousai-green: #239979;
  --bousai-green-dark: #1b7d61;
  --bousai-mint: #eff9f7;
  --bousai-filter: #dbf0ec;
  --bousai-breadcrumb: #e0f4ef;
  --bousai-text: #333;
  --bousai-muted: #777;
  color: var(--bousai-text);
  background: #fff;
}

.bousai-blog-page * {
  box-sizing: border-box;
}

.bousai-blog-page a {
  color: inherit;
  text-decoration: none;
}

.bousai-blog-page button,
.bousai-blog-page input {
  font: inherit;
}

/* ============================================================
   1. Hero
   ============================================================ */
.bousai-blog-hero {
  position: relative;
  width: 100%;
  height: 545px;
  overflow: hidden;
  background: var(--bousai-green);
}

.bousai-blog-hero__picture,
.bousai-blog-hero__image {
  display: block;
  width: 100%;
  height: 100%;
}

.bousai-blog-hero__image {
  object-fit: cover;
  object-position: center;
}

.bousai-blog-hero__inner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  padding: 0 24px;
  transform: translate(-50%, -50%);
}

.bousai-blog-hero__title {
  margin: 0;
  color: #fff;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-align: center;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

/* ============================================================
   2. Main
   ============================================================ */
.bousai-blog-main {
  background: var(--bousai-mint);
  padding: 48px 0 100px;
}

.bousai-blog-main__inner {
  width: min(100% - 40px, 1100px);
  margin: 0 auto;
}

/* ============================================================
   3. Filter
   ============================================================ */
.bousai-filter-box {
  width: 100%;
  margin: 0 auto 60px;
  padding: 28px 60px;
  background: var(--bousai-filter);
  border-radius: 4px;
}

.bousai-filter-box__mobile-toggle {
  display: none;
}

.bousai-filter-box__search-row {
  display: flex;
  align-items: center;
  gap: 0;
  max-width: 666px;
  margin: 0 auto 24px;
}

.bousai-filter-box__search-input {
  min-width: 0;
  flex: 1;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #7a7a7a;
  border-right: 0;
  border-radius: 4px 0 0 4px;
  background: #fff;
  color: var(--bousai-text);
  font-size: 16px;
  line-height: 40px;
  outline: none;
}

.bousai-filter-box__search-input::placeholder {
  color: #9c9c9c;
}

.bousai-filter-box__search-input:focus {
  border-color: var(--bousai-green);
}

.bousai-filter-box__search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #7a7a7a;
  border-left: 0;
  border-radius: 0 4px 4px 0;
  border-color: var(--bousai-green);
  background: var(--bousai-green);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.bousai-filter-box__search-btn:hover {
  border-color: var(--bousai-green);
  background: var(--bousai-green-dark);
}

.bousai-blog-page .bousai-filter-box__search-btn {
  color: #fff;
}

.bousai-filter-box__header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 666px;
  height: 26px;
  margin: 0 auto 8px;
}

.bousai-filter-box__label {
  color: #1c7a61;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.42;
}

.bousai-filter-box__clear {
  position: absolute;
  top: 50%;
  left: 252px;
  transform: translateY(-50%);
  display: none;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 115px;
  min-width: 115px;
  height: 32px;
  padding: 0 8px 0 6px;
  border: 1px solid #d3d3d3;
  border-radius: 20px;
  background: #e9e9e9;
  color: #222;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  word-break: keep-all;
  cursor: pointer;
}

.bousai-filter-box.has-selected-tags .bousai-filter-box__clear {
  display: inline-flex;
}

.bousai-blog-page .bousai-filter-box__clear {
  color: #222;
}

.bousai-filter-box__clear span:last-child {
  white-space: nowrap;
  word-break: keep-all;
}

.bousai-filter-box__clear:hover {
  background: #dfdfdf;
}

.bousai-filter-box__clear-icon {
  position: relative;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.bousai-filter-box__clear-icon::before,
.bousai-filter-box__clear-icon::after {
  content: "";
  position: absolute;
  top: 11px;
  left: 5px;
  width: 14px;
  height: 2px;
  background: #7a7a7a;
  border-radius: 1px;
}

.bousai-filter-box__clear-icon::before {
  transform: rotate(45deg);
}

.bousai-filter-box__clear-icon::after {
  transform: rotate(-45deg);
}

.bousai-filter-box__groups {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 666px;
  margin: 0 auto;
}

.bousai-filter-box__group {
  display: grid;
  grid-template-columns: 192px minmax(0, 1fr);
  align-items: center;
  gap: 60px;
}

.bousai-filter-box__group-label {
  color: #222;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.42;
  white-space: nowrap;
}

.bousai-filter-box__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.bousai-filter-box__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 20px;
  border: 1px solid var(--bousai-green);
  border-radius: 50px;
  background: #fff;
  color: #222;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.42;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.bousai-filter-box__tag:hover,
.bousai-filter-box__tag.is-active {
  border-color: var(--bousai-green);
  background: var(--bousai-green);
  color: #fff;
}

/* ============================================================
   4. Article Cards
   ============================================================ */
.bousai-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 68px 40px;
  margin: 0 auto 52px;
  transition: opacity 0.25s ease;
}

.bousai-card-grid.is-loading {
  opacity: 0.55;
  pointer-events: none;
}

.bousai-card {
  min-width: 0;
  overflow: hidden;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}

.bousai-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(35, 153, 121, 0.12);
}

.bousai-card__link {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 100%;
  padding-bottom: 12px;
  color: inherit;
}

.bousai-card__thumb {
  width: 100%;
  aspect-ratio: 320 / 160;
  overflow: hidden;
  background: #d7eee8;
  flex-shrink: 0;
}

.bousai-card__thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.28s ease;
}

.bousai-card:hover .bousai-card__thumb img {
  transform: scale(1.035);
}

.bousai-card__thumb--no-img {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bousai-green) 0%, var(--bousai-green-dark) 100%);
}

.bousai-card__thumb--no-img svg {
  width: 42px;
  height: 42px;
  fill: rgba(255, 255, 255, 0.45);
}

.bousai-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  padding: 0 12px;
}

.bousai-card__date {
  color: #8b8b8b;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.9;
}

.bousai-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  order: 3;
  margin-top: auto;
}

.bousai-card__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 12px;
  border-radius: 20px;
  background: var(--bousai-breadcrumb);
  color: #1c7a61;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.42;
}

.bousai-card__title {
  margin: 0;
  color: #222;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
}

.bousai-card-empty {
  grid-column: 1 / -1;
  padding: 64px 20px;
  color: var(--bousai-muted);
  font-size: 14px;
  line-height: 1.7;
  text-align: center;
}

/* ============================================================
   5. Pagination
   ============================================================ */
.bousai-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 44px;
  margin: 0 0 22px;
}

.bousai-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 10px;
  border: 1px solid var(--bousai-green);
  border-radius: 50px;
  background: #fff;
  color: var(--bousai-green);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.16s ease, color 0.16s ease;
}

.bousai-pagination .page-numbers.current,
.bousai-pagination .page-numbers:hover {
  background: var(--bousai-green);
  color: #fff;
}

.bousai-pagination .page-numbers.prev,
.bousai-pagination .page-numbers.next {
  color: var(--bousai-green);
  font-size: 18px;
}

.bousai-pagination .page-numbers.prev:hover,
.bousai-pagination .page-numbers.next:hover {
  background: var(--bousai-green);
  color: #fff;
}

.bousai-pagination .page-numbers.dots {
  min-width: auto;
  background: transparent;
  color: #9b9b9b;
  cursor: default;
}

/* ============================================================
   6. Breadcrumb
   ============================================================ */
.bousai-breadcrumb {
  background: var(--bousai-breadcrumb);
}

.bousai-breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: 7px;
  width: min(100%, 1000px);
  margin: 0 auto;
  padding: 28px 20px;
  color: var(--bousai-green);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
}

.bousai-breadcrumb__inner svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
  flex-shrink: 0;
}

.bousai-breadcrumb__sep {
  color: var(--bousai-green);
  font-size: 13px;
}

.bousai-breadcrumb__current {
  color: var(--bousai-green);
  font-weight: 700;
}

/* ============================================================
   7. Responsive
   ============================================================ */
@media (min-width: 769px) and (max-width: 1024px) {
  .bousai-blog-main__inner,
  .bousai-breadcrumb__inner {
    width: min(100% - 36px, 760px);
  }

  .bousai-filter-box {
    padding-right: 34px;
    padding-left: 34px;
  }

  .bousai-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .bousai-blog-hero {
    height: 360px;
  }

  .bousai-blog-hero__title {
    font-size: 28px;
    letter-spacing: 0.03em;
  }

  .bousai-blog-main {
    padding: 48px 0;
  }

  .bousai-blog-main__inner {
    width: calc(100% - 50px);
  }

  .bousai-filter-box {
    margin-bottom: 48px;
    padding: 12px;
    border-radius: 4px;
  }

  .bousai-filter-box__mobile-toggle {
    display: flex;
    align-items: stretch;
    width: 100%;
    height: 40px;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .bousai-filter-box__mobile-toggle-text {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    height: 40px;
    border: 1px solid var(--bousai-green);
    border-right: 0;
    border-radius: 8px 0 0 8px;
    background: #fff;
    color: var(--bousai-green);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.42;
  }

  .bousai-filter-box__mobile-toggle-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 40px;
    border: 1px solid var(--bousai-green);
    border-radius: 0 4px 4px 0;
    background: #fff;
    flex-shrink: 0;
  }

  .bousai-filter-box__mobile-toggle-icon::before {
    content: "";
    width: 24px;
    height: 24px;
    background: url("../images/bousai-filter-arrow-down.svg") center / contain no-repeat;
    transition: transform 0.18s ease;
  }

  .bousai-filter-box.is-filter-open .bousai-filter-box__mobile-toggle-icon {
    background: #caede4;
  }

  .bousai-filter-box.is-filter-open .bousai-filter-box__mobile-toggle-icon::before {
    transform: rotate(180deg);
  }

  .bousai-filter-box__panel {
    display: none;
  }

  .bousai-filter-box.is-filter-open .bousai-filter-box__panel {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 28px;
    width: 100%;
  }

  .bousai-filter-box__search-row {
    display: flex;
    align-items: center;
    width: 100%;
    height: 40px;
    max-width: none;
    margin: 0 0 24px;
  }

  .bousai-filter-box__search-input {
    display: block;
    height: 40px;
    font-size: 16px;
    line-height: 40px;
  }

  .bousai-filter-box__search-btn {
    display: inline-flex;
    width: 72px;
    height: 40px;
    padding: 0 20px;
    font-size: 16px;
  }

  .bousai-filter-box__header {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: flex-start;
    max-width: none;
    height: auto;
    min-height: 32px;
    margin: 0 0 8px;
    width: 100%;
  }

  .bousai-filter-box__label {
    min-width: 0;
    flex: 1;
    width: auto;
    font-size: 18px;
  }

  .bousai-filter-box__clear {
    position: static;
    transform: none;
    flex-shrink: 0;
    font-size: 15px;
  }

  .bousai-filter-box__groups {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: none;
    width: 100%;
    margin: 0;
  }

  .bousai-filter-box__group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
  }

  .bousai-filter-box__group-label {
    display: block;
    width: auto;
    font-size: 16px;
    line-height: 1.42;
  }

  .bousai-filter-box__tags {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    width: 100%;
  }

  .bousai-filter-box__group:first-child .bousai-filter-box__tags {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bousai-filter-box__tag {
    width: 100%;
    height: 36px;
    padding: 0 8px;
    font-size: 16px;
  }

  .bousai-card-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 48px;
  }

  .bousai-card {
    border-radius: 8px;
  }

  .bousai-card__body {
    min-height: 0;
    padding: 0 12px;
  }

  .bousai-card__date,
  .bousai-card__tag {
    font-size: 14px;
  }

  .bousai-card__date {
    font-size: 15px;
  }

  .bousai-card__title {
    font-size: 16px;
    line-height: 1.6;
  }

  .bousai-pagination {
    gap: 16px;
    min-height: 44px;
    margin-bottom: 24px;
  }

  .bousai-pagination .page-numbers {
    min-width: 44px;
    height: 44px;
    font-size: 24px;
  }

  .bousai-pagination .page-numbers.prev,
  .bousai-pagination .page-numbers.next {
    font-size: 18px;
  }

  .bousai-breadcrumb__inner {
    width: 100%;
    padding: 28px 20px;
    font-size: 16px;
  }

  .bousai-breadcrumb__inner svg {
    width: 24px;
    height: 24px;
  }
}

@media (max-width: 390px) {
  .bousai-blog-main__inner {
    width: calc(100% - 50px);
  }
}