/* ==========================================================================
   sidebar: シングルページ右側のサイドバー（検索・導線・最新記事・カテゴリー）
   白いカードに淡い影。見出しは左に短い縦線
   ========================================================================== */

.sidebar {
  display: grid;
  gap: 1.5rem;
}

.side-block {
  padding: 1.5rem 1.375rem;
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-soft);
}

.side-block__title {
  position: relative;
  margin: 0 0 1rem;
  padding-left: 0.875rem;
  font-size: 1rem;
  line-height: 1.5;
}

.side-block__title::before {
  content: "";
  position: absolute;
  top: 0.15em;
  bottom: 0.15em;
  left: 0;
  width: 3px;
  border-radius: 2px;
  background: var(--c-primary);
}

/* --------------------------------------------------------------------------
   検索フォーム
   -------------------------------------------------------------------------- */
.search-form {
  display: flex;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-pill);
  background: var(--c-bg-tint);
  transition: border-color 0.25s, background-color 0.25s;
}

.search-form:focus-within {
  border-color: var(--c-primary);
  background: var(--c-surface);
}

.search-form__field {
  flex: 1;
  min-width: 0;
  padding: 0.7rem 0 0.7rem 1.125rem;
  border: 0;
  background: transparent;
  color: var(--c-ink-strong);
  font: inherit;
  font-size: 0.875rem;
}

.search-form__field:focus { outline: none; }

.search-form__field::placeholder { color: var(--c-ink-sub); }

.search-form__submit {
  display: grid;
  place-items: center;
  width: 2.875rem;
  border: 0;
  border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
  background: transparent;
  color: var(--c-primary-deep);
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   相談所への導線（淡い青緑の面 + 濃い青緑のボタン）
   -------------------------------------------------------------------------- */
.side-cta {
  background: linear-gradient(160deg, var(--c-primary-tint), var(--c-primary-soft));
  box-shadow: none;
  text-align: center;
}

.side-cta__title {
  margin: 0;
  color: var(--c-primary-deep);
  font-size: 1.125rem;
}

.side-cta__text {
  margin: 0.5rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.8;
}

.side-cta__button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  margin-top: 1rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  background: var(--c-primary-deep);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.25s;
}

.side-cta__button:hover { opacity: 0.85; }

/* --------------------------------------------------------------------------
   最新記事
   -------------------------------------------------------------------------- */
.side-posts {
  margin: 0;
  padding: 0;
  list-style: none;
}

.side-posts li + li {
  margin-top: 0.875rem;
  padding-top: 0.875rem;
  border-top: 1px solid var(--c-line);
}

.side-posts__link {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  text-decoration: none;
}

.side-posts__thumb {
  flex: none;
  width: 5.5rem;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 8px;
  background: var(--c-primary-tint);
}

.side-posts__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 小さい枠ではサイト名の文字は読めないので出さない */
.side-posts__thumb .thumb-placeholder__mark { display: none; }

.side-posts__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.side-posts__title {
  display: -webkit-box;
  overflow: hidden;
  color: var(--c-ink-strong);
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.6;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  transition: color 0.25s;
}

.side-posts__link:hover .side-posts__title { color: var(--c-primary-deep); }

.side-posts .post-date { font-size: 0.75rem; }

/* --------------------------------------------------------------------------
   カテゴリー（線で区切った一覧）
   -------------------------------------------------------------------------- */
.side-cats {
  margin: 0;
  padding: 0;
  list-style: none;
}

.side-cats li + li { border-top: 1px solid var(--c-line); }

.side-cats__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.25rem;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color 0.25s;
}

.side-cats__link:hover { color: var(--c-primary-deep); }

.side-cats__count {
  min-width: 1.75rem;
  padding: 0.1em 0.5em;
  border-radius: var(--radius-pill);
  background: var(--c-primary-tint);
  color: var(--c-primary-deep);
  font-size: 0.75rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  text-align: center;
}