/* =============================================================
   川崎学舎 ブログ モックアップ v3
   gifu42.net 視覚言語完全再現 + 川崎学舎カラー置換版
   ============================================================= */

/* ---------------------------------------------------------------
   1. CSS 変数
   --------------------------------------------------------------- */
:root {
  /* カラー */
  --clr-primary:        #d50d0d;   /* プライマリ赤（アクセント維持） */
  --clr-primary-dark:   #8b0808;   /* 深赤 */
  --clr-accent:         #faca30;   /* ゴールド */
  --clr-bg:             #fbf8f3;   /* 背景クリーム */
  --clr-bg-alt:         #eef4f5;   /* 波形セクション淡色帯 */
  --clr-text:           #2a1f1f;   /* 墨テキスト */
  --clr-text-sub:       #696970;   /* サブテキスト（#011: WCAG AA改善 4.6:1） */
  --clr-white:          #ffffff;

  /* 発信者カテゴリカラー（新色体系） */
  --clr-imamura:        #7d2a3a;   /* 今村: ワインレッド */
  --clr-kadonosaka:     #1f5036;   /* 門野坂: 濃緑 */
  --clr-school:         #1a3a6e;   /* 学校解説: 深ネイビー */
  --clr-info:           #faca30;   /* お知らせ: ゴールド（継続） */

  /* フォント */
  --font-jp:   "Noto Sans JP", sans-serif;
  --font-en:   "Outfit", sans-serif;
  --font-mincho: "Zen Old Mincho", serif;

  /* シャドウ */
  --shadow-card:  0.5rem 0.5rem 1.875rem 0 rgba(42, 31, 31, 0.12);
  --shadow-sm:    0 0 2rem rgba(0, 0, 0, 0.08);

  /* トランジション */
  --transit: all .4s ease-out;
}

/* ---------------------------------------------------------------
   2. リセット & ベース
   --------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* gifu42 完全同等の fluid font-size */
html {
  font-size: max(9px, min(0.8333333333vw, 1rem));
  scroll-behavior: smooth;
}

/* タブレット */
@media (min-width: 48em) and (max-width: 67.5em) {
  html { font-size: 0.875rem; }
}

/* SP */
@media (max-width: 47.9375em) {
  html { font-size: min(3.3816425121vw, 0.875rem); }
}

body {
  font-family: var(--font-jp);
  font-weight: 400;
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
  overflow-x: clip;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transit);
}

a:hover {
  opacity: 0.7;
}

ul, ol {
  list-style: none;
}

address {
  font-style: normal;
}

/* ---------------------------------------------------------------
   3. ユーティリティ
   --------------------------------------------------------------- */
.inner {
  max-width: 75rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.inner-lg {
  max-width: 91rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.flex             { display: flex; }
.flex-j-between   { justify-content: space-between; }
.flex-j-ctr       { justify-content: center; }
.flex-a-ctr       { align-items: center; }
.flex-c-wrap      { flex-wrap: wrap; }
.flex-column      { flex-direction: column; }
.flex-sp-block    { /* handled in responsive */ }

.gap32            { gap: 2rem; }
.gap10            { gap: 0.625rem; }
.gap-sp16         { /* gap for SP handled in responsive */ }
.gap-sp8          { /* handled in responsive */ }

.pos-rel          { position: relative; }

.txt-lft          { text-align: left; }
.txt-ctr          { text-align: center; }
.txt-vl           { writing-mode: vertical-rl; }

.font-jp          { font-family: var(--font-jp); }
.font-en          { font-family: var(--font-en); }

.lh1              { line-height: 1; }
.lh14             { line-height: 1.4; }
.lh15             { line-height: 1.5; }
.ls005            { letter-spacing: 0.05em; }

.fz14             { font-size: 0.875rem; }
.fz20             { font-size: 1.25rem; }
.fz24             { font-size: 1.5rem; }

.mgn-btm8         { margin-bottom: 0.5rem; }
.mgn-btm12        { margin-bottom: 0.75rem; }
.mgn-btm14        { margin-bottom: 0.875rem; }
.mgn-btm20        { margin-bottom: 1.25rem; }
.mgn-btm24        { margin-bottom: 1.5rem; }
.mgn-btm36        { margin-bottom: 2.25rem; }
.mgn-top8         { margin-top: 0.5rem; }
.mgn-top56        { margin-top: 3.5rem; }

.sp-none          { /* PC show, SP hide handled responsive */ }
.pc-none          { display: none; }

.section_pdg {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

@media (max-width: 47.9375em) {
  .section_pdg {
    padding-top: 2.8571428571rem;
    padding-bottom: 2.8571428571rem;
  }
}

/* ---------------------------------------------------------------
   4. ヘッダー（gifu42完全再現）
   --------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 8rem;
  z-index: 9999;
  border-top: 0.3125rem solid var(--clr-primary);
  background-color: var(--clr-white);
  transition: var(--transit);
}

.header .inner {
  height: 100%;
}

/* スクロール後縮小 */
.header-sm {
  height: 6.25rem;
  box-shadow: 0 0.125rem 1rem rgba(42, 31, 31, 0.1);
}

/* ロゴ */
.header--logo a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
}

.logo-frame {
  display: inline-block;
  border: 0.125rem solid var(--clr-primary);
  color: var(--clr-primary);
  font-family: var(--font-mincho);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.15em;
}

.logo--txt {
  font-size: 0.75rem;
  color: var(--clr-text-sub);
  letter-spacing: 0.12em;
}

/* グローバルナビ */
.gnav {
  display: flex;
  align-items: center;
  gap: 0;
}

.gnav--menu {
  display: flex;
  gap: 0;
  list-style: none;
}

.gnav--link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--clr-text);
  position: relative;
}

.gnav--link::after {
  content: "";
  position: absolute;
  bottom: -0.125rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0.125rem;
  background-color: var(--clr-primary);
  transition: var(--transit);
}

.gnav--link:hover::after {
  width: 80%;
}

.gnav--link:hover {
  opacity: 1;
  color: var(--clr-primary);
}

/* CTAボタン */
.gnav--cta { list-style: none; margin-left: 1.5rem; }

.cta_contact a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: var(--clr-primary-dark);
  color: var(--clr-white);
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: 0.3125rem;
  white-space: nowrap;
  transition: var(--transit);
}

.cta_contact a:hover {
  opacity: 1;
  background-color: var(--clr-primary);
}

/* SPナビ */
.gnav_btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 2rem;
  height: 1.25rem;
  cursor: pointer;
  z-index: 10001;
}

.gnav_btn span {
  display: block;
  width: 100%;
  height: 0.125rem;
  background-color: var(--clr-text);
  transition: var(--transit);
}

.gnav--cta-sp {
  display: none;
}

/* SP用CTAヘッダー内 */
@media (max-width: 67.5em) {
  .header { height: 4.5714285714rem; }
  .header-sm { height: 4.5714285714rem; }

  .gnav_btn { display: flex; }
  .gnav--cta-sp {
    display: block;
  }
  .gnav--cta-sp a {
    padding: 0.375rem 0.875rem;
    background-color: var(--clr-primary);
    color: var(--clr-white);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 0.25rem;
  }

  .gnav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 22rem;
    height: 100vh;
    background-color: var(--clr-white);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    transition: right .4s ease-out;
    z-index: 10000;
    box-shadow: -0.25rem 0 2rem rgba(42,31,31,0.15);
  }

  .gnav.is-open { right: 0; }

  .gnav--menu { flex-direction: column; gap: 0; }
  .gnav--link { padding: 0.875rem 0; border-bottom: 1px solid rgba(42,31,31,0.08); }
  .gnav--cta { margin-left: 0; }
  .cta_contact a { width: 100%; justify-content: center; }

  .gnav_btn.is-open span:nth-child(1) { transform: translateY(0.5625rem) rotate(45deg); }
  .gnav_btn.is-open span:nth-child(2) { opacity: 0; }
  .gnav_btn.is-open span:nth-child(3) { transform: translateY(-0.5625rem) rotate(-45deg); }
}

/* ---------------------------------------------------------------
   5. ヒーローセクション
   --------------------------------------------------------------- */
.hero {
  padding-top: 10rem;
  padding-bottom: 11rem;
  /* overflow-x: clip は sticky子を壊さず横漏れのみ封じる */
  overflow-x: clip;
  background-color: var(--clr-bg);
  position: relative;
}

@media (max-width: 47.9375em) {
  .hero {
    padding-top: 7.1428rem;
    padding-bottom: 6.4285rem;
  }
}

/* 下端波形（boundary_deco-btm） */
.boundary_deco-btm::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 8.3333333333vw;
  display: block;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1920 160' xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none'%3E%3Cpath fill='%23d50d0d' opacity='0.18' d='M1920,60 Q1600,140 1280,60 T640,60 T0,60 L0,160 L1920,160 Z'/%3E%3Cpath fill='%23eef4f5' d='M0,100 Q480,20 960,100 T1920,100 L1920,160 L0,160 Z'/%3E%3C/svg%3E");
  background-size: 100% 100%;
  background-repeat: no-repeat;
  z-index: 1;
}

/* 上端波形（boundary_deco-top） */
.boundary_deco-top::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 100%;
  height: 8.3333333333vw;
  display: block;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1920 160' xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none'%3E%3Cpath fill='%23d50d0d' opacity='0.18' d='M0,100 Q320,20 640,100 T1280,100 T1920,100 L1920,0 L0,0 Z'/%3E%3Cpath fill='%23fbf8f3' d='M0,60 Q480,140 960,60 T1920,60 L1920,0 L0,0 Z'/%3E%3C/svg%3E");
  background-size: 100% 100%;
  background-repeat: no-repeat;
  z-index: 1;
}

/* ---------------------------------------------------------------
   6. カルーセルカード（posts-interview01）
   --------------------------------------------------------------- */
.posts-interview01 .post {
  border-radius: 4rem 1rem 2rem 1rem;  /* gifu42完全再現 非対称角丸 */
  box-shadow: var(--shadow-card);
  overflow: hidden;
  background-color: var(--clr-white);
  transition: var(--transit);
  margin: 0 0.75rem 1.5rem;
}

.posts-interview01 .post:hover {
  box-shadow: none;
  transform: translateY(-0.25rem);
}

.post--lnk {
  display: block;
  color: inherit;
}

.post--lnk:hover {
  opacity: 1;
}

/* 画像エリア */
.posts-interview01 .post--img {
  position: relative;
  aspect-ratio: 410 / 400;
  overflow: hidden;
  background-color: #dadada;
}

/* プレースホルダ画像 */
.img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: #999;
  letter-spacing: 0.08em;
}

/* 縦書き "BLOG" ラベル（gifu42の "INTERVIEW" 完全再現） */
.interview--txt {
  position: absolute;
  top: 1.5rem;
  right: 1rem;
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: normal;
  color: var(--clr-white);
  text-shadow: 0 0 0.25rem rgba(0, 0, 0, 0.3);
  writing-mode: vertical-rl;
  z-index: 2;
  padding-top: 1.75rem;
}

.interview--txt::before {
  content: "●●●";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.25rem;
  line-height: 1;
  color: var(--clr-accent);
  letter-spacing: 0.125rem;
  writing-mode: vertical-rl;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

/* テキストエリア（画像とオーバーラップ） */
.posts-interview01 .post--txtarea {
  padding: 8.78% 7.8% 11.7%;
  margin-top: -4rem;
  background-color: var(--clr-white);
  border-radius: 0 4rem 0 0;
  position: relative;
  z-index: 1;
}

.post--info {
  gap: 0.5rem;
  margin-bottom: 0.875rem;
}

/* カテゴリピル共通 */
.cat_list span,
.cat_list a {
  display: inline-block;
  min-width: 7rem;
  padding: 0.25rem 1em;
  font-size: 0.875rem;
  line-height: 1.375;
  color: var(--clr-white);
  border-radius: 0.9375rem;
  background-color: var(--clr-imamura);
  text-align: center;
  white-space: nowrap;
}

.cat_list a:hover { opacity: 0.7; }

/* ---------------------------------------------------------------
   カテゴリ別カラー（新色体系）
   --------------------------------------------------------------- */
/* 今村の視点: ワインレッド */
.cat-imamura {
  background-color: var(--clr-imamura) !important;
  color: var(--clr-white) !important;
}
/* 門野坂の視点: 濃緑 */
.cat-kadonosaka {
  background-color: var(--clr-kadonosaka) !important;
  color: var(--clr-white) !important;
}
/* 学校解説・入試解説: 深ネイビー */
.cat-school {
  background-color: var(--clr-school) !important;
  color: var(--clr-white) !important;
}
/* お知らせ: ゴールド（継続） */
.cat-info {
  background-color: var(--clr-info) !important;
  color: var(--clr-text) !important;
}

/* 見出し */
.post--ttl {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}

.post--ttl a:hover { opacity: 0.7; }

/* 発信者名 */
.post--name {
  font-size: 0.9375rem;
  font-weight: 500;
  gap: 0.5rem;
  margin-bottom: 0; /* #021: flex gap で管理 */
}

/* #021: post--btm をflex+gapに変更 */
.post--btm {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* 著者アバター（インライン小） */
.author-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  font-size: 0.6875rem;
  font-weight: 700;
  flex-shrink: 0;
}

.avatar-imamura    { background-color: var(--clr-imamura); color: var(--clr-white); }
.avatar-kadonosaka { background-color: var(--clr-kadonosaka); color: var(--clr-white); }
.avatar-gakusha    { background-color: var(--clr-info); color: var(--clr-text); }

/* タグピル */
.tag_list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag_list span,
.tag_list a {
  display: inline-block;
  padding: 0 0.75rem;
  font-size: 0.875rem;
  line-height: 2;
  color: var(--clr-text);
  background-color: var(--clr-white);
  border: 1px solid var(--clr-text);
  border-radius: 0.25rem; /* #022: 角丸追加 */
}

.tag_list a:hover { opacity: 0.7; }

/* 日付（小） */
.post--date-sm {
  font-size: 0.8125rem;
  color: var(--clr-text-sub);
  white-space: nowrap;
}

/* 矢印ボタン（arrow circle）*/
.arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--clr-primary);
  flex-shrink: 0;
  transition: var(--transit);
}

.arrow-lg {
  width: 4.5rem;
  height: 4.5rem;
}

.arrow-sm {
  width: 2.5rem;
  height: 2.5rem;
}

.arrow svg {
  width: 0.8125rem;
  height: 0.8125rem;
  fill: var(--clr-white);
}

.arrow:hover {
  background-color: var(--clr-primary-dark);
}

/* Slick 矢印ボタン */
.slick-prev.btn-circle,
.slick-next.btn-circle {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background-color: var(--clr-primary);
  border: none;
  cursor: pointer;
  display: flex !important;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transit);
}

.slick-prev.btn-circle:hover,
.slick-next.btn-circle:hover { background-color: var(--clr-primary-dark); }

.slick-prev.btn-circle { left: -2.5rem; }
.slick-next.btn-circle { right: -2.5rem; }

.slick-prev::before,
.slick-next::before { display: none; }

/* Slick デフォルト矢印上書き */
.slick-prev, .slick-next {
  width: 4.5rem;
  height: 4.5rem;
}

/* ---------------------------------------------------------------
   7. セクション見出し（.home--ttl）
   --------------------------------------------------------------- */
.home--ttl {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* 英字サブキャプション */
.home--ttl .en {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: normal;
  color: var(--clr-primary);
  padding-left: 1.75rem;
  position: relative;
}

/* 3点ドット装飾（gifu42 hero-slide_icn_deco.svg 相当） */
.home--ttl .en::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 1.125rem;
  height: 1.125rem;
  background-image: radial-gradient(circle, var(--clr-accent) 3px, transparent 3px),
                    radial-gradient(circle, var(--clr-accent) 3px, transparent 3px),
                    radial-gradient(circle, var(--clr-accent) 3px, transparent 3px);
  background-size: 6px 6px;
  background-position: 0 0, 0 6px, 0 12px;
  background-repeat: no-repeat;
}

.home--ttl .sub {
  font-size: 1.5rem;
  font-weight: 500;
  line-height: 1.6;
}

@media (max-width: 47.9375em) {
  .home--ttl .sub { font-size: 1.1428571429rem; }
}

.home--ttl .jp {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.05em;
}

@media (max-width: 47.9375em) {
  .home--ttl .jp { font-size: 2rem; line-height: 1.3; }
}

/* 見出し上ドット装飾（deco-top） — #027: 縦3点absolute配置で被り・ぶれ解消 */
.home--ttl.deco-top,
.deco-top.home--ttl {
  padding-top: 2rem;
}

.home--ttl.deco-top::before,
.deco-top.home--ttl::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 22px;
  background-image:
    radial-gradient(circle at center, var(--clr-accent) 2.5px, transparent 3px),
    radial-gradient(circle at center, var(--clr-accent) 2.5px, transparent 3px),
    radial-gradient(circle at center, var(--clr-accent) 2.5px, transparent 3px);
  background-size: 6px 6px;
  background-position: 0 0, 0 8px, 0 16px;
  background-repeat: no-repeat;
}

/* ---------------------------------------------------------------
   8. New Article（新着記事）セクション
   --------------------------------------------------------------- */
.home_news {
  background-color: var(--clr-bg-alt);
}

.home_news--inner {
  max-width: 82rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.home_news.section_pdg {
  padding-bottom: 12.5rem;
}

.news--ttlarea {
  flex-shrink: 0;
  margin-right: 4rem;
}

.posts-news {
  flex: 1;
}

.posts-news .post {
  border-bottom: 1px solid rgba(42, 31, 31, 0.12);
  padding: 1.25rem 0;
}

.posts-news .post:first-child {
  border-top: 1px solid rgba(42, 31, 31, 0.12);
}

.posts-news .post--txtarea {
  gap: 2rem;
  align-items: baseline;
}

.post--date {
  font-size: 0.9375rem;
  color: var(--clr-text-sub);
  white-space: nowrap;
  flex-shrink: 0;
}

.posts-news .post--ttl {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.6;
  -webkit-line-clamp: 2;
  margin-bottom: 0;
}

/* 一覧へボタン */
.btn a {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  margin-top: 1.5rem;
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--clr-text);
  border-bottom: 1px solid var(--clr-text);
  padding-bottom: 0.25rem;
  transition: var(--transit);
}

.btn a:hover {
  opacity: 1;
  color: var(--clr-primary);
  border-bottom-color: var(--clr-primary);
}

.btn .arrow-sm {
  width: 1.5rem;
  height: 1.5rem;
}

@media (max-width: 47.9375em) {
  .home_news .flex { flex-direction: column; }
  .news--ttlarea { margin-right: 0; margin-bottom: 1.5rem; }
  .posts-news .post--txtarea { flex-direction: column; gap: 0.25rem; }
  .sp-none { display: none; }
  .pc-none { display: block; }
}

/* ---------------------------------------------------------------
   9. 発信者別ブロック（共通）
   --------------------------------------------------------------- */
.home_author {
  background-color: var(--clr-bg);
}

/* 学校解説ブロック背景 */
.home_author--school {
  background-color: rgba(26, 58, 110, 0.04);
}

/* お知らせブロック背景 */
.home_author--info {
  background-color: rgba(250, 202, 48, 0.06);
}

/* ---------------------------------------------------------------
   9b. ピックアップ+並列レイアウト
   --------------------------------------------------------------- */

/* 外枠: 左ピックアップ大 + 右2x2小 */
.block-pickup-layout {
  display: grid;
  grid-template-columns: 1.4fr 2fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 47.9375em) {
  .block-pickup-layout {
    grid-template-columns: 1fr;
  }
}

/* ピックアップカード */
.post-pickup {
  border-radius: 4rem 1rem 2rem 1rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  background-color: var(--clr-white);
  transition: var(--transit);
  height: 100%;
}

.post-pickup:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-0.25rem);
}

.post-pickup--img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #dadada;
}

/* ピックアップ縦書きラベル（gifu42のINTERVIEW相当） */
.pickup--label {
  position: absolute;
  top: 1.5rem;
  right: 1rem;
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--clr-white);
  text-shadow: 0 0 0.25rem rgba(0, 0, 0, 0.35);
  writing-mode: vertical-rl;
  z-index: 2;
  padding-top: 1.75rem;
  /* ラベル背景色: 視点ブロック=門野坂色 */
  background-color: rgba(31, 80, 54, 0.55);
  padding: 0.5rem 0.3rem 0.5rem;
  border-radius: 0.25rem;
}

.pickup--label::before {
  content: "●●●";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.25rem;
  color: var(--clr-accent);
  letter-spacing: 0.125rem;
  writing-mode: vertical-rl;
}

/* 学校解説ブロックのラベル色 */
.pickup--label-school {
  background-color: rgba(26, 58, 110, 0.55);
}

/* お知らせブロックのラベル色 */
.pickup--label-info {
  background-color: rgba(180, 140, 20, 0.65);
}

.post-pickup--txtarea {
  padding: 1.5rem 1.5rem 2rem;
  background-color: var(--clr-white);
}

.post-pickup--ttl {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.04em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}

@media (max-width: 67.5em) {
  .post-pickup--ttl {
    font-size: 1.375rem;
  }
}

/* 右側 2x2 小カードグリッド */
.block-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

@media (max-width: 47.9375em) {
  .block-sub-grid {
    grid-template-columns: 1fr;
  }
}

/* 小カード */
.post-sub {
  border-radius: 2rem 0.5rem 1rem 0.5rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  background-color: var(--clr-white);
  transition: var(--transit);
}

.post-sub:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-0.2rem);
}

.post-sub--img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: #dadada;
  position: relative;
}

.post-sub--txtarea {
  padding: 0.875rem 1rem 1rem;
}

.post-sub--txtarea .post--ttl {
  font-size: 1.0625rem;
  -webkit-line-clamp: 2;
  line-height: 1.55;
  margin-bottom: 0.5rem;
}

.post-sub--txtarea .post--name {
  font-size: 0.875rem;
  margin-bottom: 0;
  gap: 0.375rem;
}

/* ---------------------------------------------------------------
   10. Popular Articles（ヒーローカード 6列グリッド）
   --------------------------------------------------------------- */
.home_voice {
  background-color: var(--clr-bg-alt);
  padding-top: calc(8.3333vw + 3rem);
  padding-bottom: 12.5rem;
}

.home_voice--inner {
  max-width: 81rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* 人気記事 Top6 — ヒーローカード 6列グリッド */
.posts-grid-6 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 63.9375em) {
  .posts-grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 39.9375em) {
  .posts-grid-6 {
    grid-template-columns: 1fr;
  }
}

/* 人気記事カード: ヒーローカード構造を継承、サイズをコンパクト化 */
.posts-grid-6--card {
  border-radius: 4rem 1rem 2rem 1rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  background-color: var(--clr-white);
  transition: var(--transit);
}

.posts-grid-6--card:hover {
  box-shadow: none;
  transform: translateY(-0.25rem);
}

.posts-grid-6--img {
  position: relative;
  aspect-ratio: 410 / 400;
  overflow: hidden;
  background-color: #dadada;
}

/* テキストエリア: 余白を小さめに調整 */
.posts-grid-6--txtarea {
  padding: 7% 7% 10%;
  margin-top: -2.5rem;
  background-color: var(--clr-white);
  border-radius: 0 3rem 0 0;
  position: relative;
  z-index: 1;
}

/* 6列カード内: テキスト・ピル・タグのサイズをコンパクト化 */
.posts-grid-6--card .cat_list span,
.posts-grid-6--card .cat_list a {
  font-size: 0.6875rem;
  min-width: unset;
  padding: 0.125rem 0.625em;
}

.posts-grid-6--card .post--info {
  margin-bottom: 0.5rem;
}

.posts-grid-6--card .post--ttl {
  font-size: 1rem;
  line-height: 1.55;
  -webkit-line-clamp: 3;
  margin-bottom: 0.5rem;
}

.posts-grid-6--card .post--name {
  font-size: 0.8125rem;
  gap: 0.375rem;
}

.posts-grid-6--card .author-avatar {
  width: 1.375rem;
  height: 1.375rem;
  font-size: 0.5625rem;
}

.posts-grid-6--card .tag_list span,
.posts-grid-6--card .tag_list a {
  font-size: 0.6875rem;
  padding: 0 0.5rem;
  line-height: 1.8;
}

.posts-grid-6--card .post--btm {
  gap: 0.5rem;
}

/* 6列カード内 縦書き "BLOG" ラベルを小さく */
.posts-grid-6--card .interview--txt {
  font-size: 1rem;
  top: 0.875rem;
  right: 0.625rem;
  padding-top: 1.25rem;
}

/* ---------------------------------------------------------------
   旧 Voice グリッド 丸型写真 — dormant（旧カード構造、使用停止）
   --------------------------------------------------------------- */

/* .flex-col6 ユーティリティ（voice--category-list 他で残存参照あり→維持） */
.flex-col6 {
  display: flex;
  flex-wrap: wrap;
}

.flex-col6 > * {
  width: calc(16.6666% - (2rem * 5 / 6));
}

.flex-col6.gap32 {
  gap: 2rem;
}

@media (max-width: 47.9375em) {
  .flex-col6 > * {
    width: calc(50% - 0.5rem);
  }
  .flex-col6.gap32 { gap: 1rem; }
}

/* dormant: 旧 Voice グリッド 丸型写真 */
.voice-circle {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mincho);
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: 0.25rem 0.25rem 1rem 0 rgba(42, 31, 31, 0.15);
  margin: 0 auto;
}

/* dormant: 旧 Voice 丸型アバター色 */
.avatar-circle-imamura    { background-color: rgba(125, 42, 58, 0.25); color: var(--clr-imamura); }
.avatar-circle-kadonosaka { background-color: rgba(31, 80, 54, 0.25); color: var(--clr-kadonosaka); }
.avatar-circle-info       { background-color: rgba(250, 202, 48, 0.3); color: var(--clr-text); }

.home_voice--posts .post {
  display: flex;
  flex-direction: column;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  transition: var(--transit);
}

.home_voice--posts .post:hover {
  opacity: 0.75;
}

.home_voice--posts .post--img {
  display: flex;
  justify-content: center;
}

.home_voice--posts .cat_list span,
.home_voice--posts .cat_list a {
  font-size: 0.625rem;
  min-width: unset;
  padding: 0.125rem 0.5em;
}

.home_voice--posts .post--ttl {
  font-size: 0.8125rem;
  line-height: 1.5;
  -webkit-line-clamp: 2;
  margin-bottom: 0;
  font-weight: 500;
}

.post--name-sm {
  font-size: 0.75rem;
  color: var(--clr-text-sub);
}

.home_voice--posts .arrow-sm {
  width: 1.5rem;
  height: 1.5rem;
}

/* ---------------------------------------------------------------
   Category フィルタ（丸ピル化）
   --------------------------------------------------------------- */
.voice--category-list .ttl {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 1rem;
  gap: 0.5rem;
}

.voice--category-list .ttl::before {
  content: "";
  display: inline-block;
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 50%;
  background-color: var(--clr-accent);
}

.team--list {
  list-style: none;
}

/* 丸ピル共通（border-radius: 2rem で楕円形） */
.team--item a {
  display: inline-block;
  padding: 0.375rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text);
  background-color: transparent;
  border: 1px solid rgba(42, 31, 31, 0.25);
  border-radius: 2rem;
  text-align: center;
  transition: var(--transit);
  white-space: nowrap;
}

/* 思想カテゴリ: ワインレッド */
.team--item-imamura a {
  color: var(--clr-imamura);
  border-color: var(--clr-imamura);
}

.team--item-imamura a:hover {
  opacity: 1;
  background-color: var(--clr-imamura);
  color: var(--clr-white);
  border-color: var(--clr-imamura);
}

/* 学校解説・入試解説・数学・英語カテゴリ: 深ネイビー */
.team--item-school a {
  color: var(--clr-school);
  border-color: var(--clr-school);
}

.team--item-school a:hover {
  opacity: 1;
  background-color: var(--clr-school);
  color: var(--clr-white);
  border-color: var(--clr-school);
}

/* お知らせ・募集カテゴリ: ゴールド */
.team--item-info a {
  color: #8a6f00;
  border-color: var(--clr-info);
}

.team--item-info a:hover {
  opacity: 1;
  background-color: var(--clr-info);
  color: var(--clr-text);
  border-color: var(--clr-info);
}

.team--item-interview a {
  color: var(--clr-grad, #5a3a52);
  border-color: var(--clr-grad, #5a3a52);
}

.team--item-interview a:hover {
  opacity: 1;
  background-color: var(--clr-grad, #5a3a52);
  color: var(--clr-white);
  border-color: var(--clr-grad, #5a3a52);
}

@media (max-width: 47.9375em) {
  .voice--category-list .flex-col6 > * {
    width: calc(50% - 0.3125rem);
  }
  .flex-col6.gap10 { gap: 0.625rem; }
}

/* ---------------------------------------------------------------
   11. フッター
   --------------------------------------------------------------- */
.footer {
  background-color: var(--clr-text);
  color: var(--clr-white);
  padding-top: 4rem;
  padding-bottom: 1.5rem;
}

.footer .inner.flex {
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer--logo {
  margin-bottom: 1.5rem;
}

.logo-frame-wh {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  font-family: var(--font-mincho);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  display: inline-block;
  border: 0.125rem solid var(--clr-accent);
  padding: 0.25rem 0.625rem;
  line-height: 1;
}

.footer--tagline {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.5rem;
  letter-spacing: 0.12em;
}

.footer--address p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.75);
}

.footer--nav ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  list-style: none;
}

.footer--nav a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.05em;
}

.footer--nav a:hover {
  opacity: 1;
  color: var(--clr-white);
}

.footer--copy {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 1.5rem;
}

.footer--copy small {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

@media (max-width: 47.9375em) {
  .footer .inner.flex { flex-direction: column; gap: 2rem; }
}

/* ---------------------------------------------------------------
   12. Slick カルーセル 上書き（gifu42方式：両端見切れ）
   --------------------------------------------------------------- */
.hero--inner {
  position: relative;
  max-width: 82.875rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.slick-slider {
  position: relative;
}

/* gifu42の核心: overflow:inherit で両端見切れを実現 */
.hero--slider .slick-list {
  overflow: inherit !important;
}

.slick-track {
  display: flex;
}

.slick-slide {
  height: auto;
}

.slick-slide > div {
  height: 100%;
}

/* hero--slider は初期非表示 → slick初期化後に表示（FOUC対策） */
.hero--slider {
  display: none;
}
.hero--slider.slick-initialized {
  display: block;
}

/* 矢印位置は .slick-prev.btn-circle / .slick-next.btn-circle のデフォルト -2.5rem を使用 */

/* ---------------------------------------------------------------
   13. レスポンシブ補足
   --------------------------------------------------------------- */
@media (max-width: 47.9375em) {
  .flex-sp-block { flex-direction: column; }
  .flex-sp-col2 { flex-wrap: wrap; }
  .flex-sp-col2 > * { width: calc(50% - 0.5rem); }
  .gap-sp16 { gap: 1rem !important; }
  .gap-sp8  { gap: 0.5rem !important; }
  .mgn-btm-sp14 { margin-bottom: 0.875rem; }
  .mgn-btm-sp20 { margin-bottom: 1.25rem; }
  .mgn-btm-sp32 { margin-bottom: 2rem; }
  .mgn-btm-sp36 { margin-bottom: 2.25rem; }
  .home_news.section_pdg { padding-bottom: 5rem; }
  .home_voice { padding-bottom: 5rem; }

  /* SP: カルーセルカードの余白調整 */
  .posts-interview01 .post {
    border-radius: 2rem 0.5rem 1rem 0.5rem;
    margin: 0 0.5rem 1rem;
  }
}

@media (min-width: 48em) and (max-width: 67.5em) {
  .block-pickup-layout {
    grid-template-columns: 1fr 1.5fr;
    gap: 1.5rem;
  }
  .block-sub-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

/* ---------------------------------------------------------------
   14. ページ本体 ヘッダー分の余白
   --------------------------------------------------------------- */
main {
  padding-top: 8rem;
}

@media (max-width: 67.5em) {
  main {
    padding-top: 4.5714285714rem;
  }
}

/* ====== posts.html ====== */

/* ヒーロー帯 */
.posts-hero {
  background-color: var(--clr-bg);
  padding-top: 5rem;
  padding-bottom: 5rem;
  border-bottom: 1px solid rgba(42, 31, 31, 0.08);
}

.posts-hero--inner {
  max-width: 48rem;
  margin: 0 auto;
}

.posts-hero--ttl {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.posts-hero--en {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: normal;
  color: var(--clr-primary);
  padding-left: 1.75rem;
  position: relative;
}

/* 3点ゴールドドット（.home--ttl .en と同じパターン） */
.posts-hero--en::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 1.125rem;
  height: 1.125rem;
  background-image: radial-gradient(circle, var(--clr-accent) 3px, transparent 3px),
                    radial-gradient(circle, var(--clr-accent) 3px, transparent 3px),
                    radial-gradient(circle, var(--clr-accent) 3px, transparent 3px);
  background-size: 6px 6px;
  background-position: 0 0, 0 6px, 0 12px;
  background-repeat: no-repeat;
}

.posts-hero--jp {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.05em;
  color: var(--clr-text);
}

.posts-hero--sub {
  font-size: 1rem;
  color: var(--clr-text-sub);
  letter-spacing: 0.08em;
  margin-top: 0.5rem;
}

/* フィルタUI（sticky） */
.posts-filter {
  position: sticky;
  top: 8rem;
  z-index: 100;
  background-color: var(--clr-white);
  padding: 1rem 0;
  box-shadow: 0 4px 16px rgba(42, 31, 31, 0.07);
}

.posts-filter--row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.posts-filter--author {
  margin-bottom: 1rem; /* #023: 行間拡大（誤タップ防止） */
}

/* 発信者ピル */
.posts-filter--pill {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 1.25rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border: 2px solid rgba(42, 31, 31, 0.15);
  color: var(--clr-text);
  background-color: transparent;
  transition: var(--transit);
  cursor: pointer;
}

.posts-filter--pill:hover {
  opacity: 1;
  border-color: var(--clr-text);
}

.posts-filter--pill.is-active {
  background-color: var(--clr-text);
  color: var(--clr-white);
  border-color: var(--clr-text);
}

.posts-filter--pill-imamura.is-active {
  background-color: var(--clr-imamura);
  border-color: var(--clr-imamura);
  color: var(--clr-white);
}

.posts-filter--pill-kado.is-active {
  background-color: var(--clr-kadonosaka);
  border-color: var(--clr-kadonosaka);
  color: var(--clr-white);
}

.posts-filter--pill-school.is-active {
  background-color: var(--clr-school);
  border-color: var(--clr-school);
  color: var(--clr-white);
}

/* カテゴリピル */
.posts-filter--cat-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.875rem;
  border-radius: 0.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--clr-text-sub);
  background-color: transparent;
  border: 1px solid rgba(42, 31, 31, 0.15);
  transition: var(--transit);
  cursor: pointer;
}

.posts-filter--cat-pill:hover {
  opacity: 1;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

/* 記事カードグリッド（4列） */
.posts-grid-section {
  background-color: var(--clr-bg);
}

/* #016: posts-grid専用inner幅拡大（カード幅を約280pxに） */
.posts-grid-section .inner {
  max-width: 91rem;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

/* posts-interview01 グリッド内ではmargin不要 */
.posts-grid .post {
  margin: 0 !important;
}

@media (max-width: 63.9375em) {  /* 1024px */
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 39.9375em) {  /* 640px */
  .posts-grid {
    grid-template-columns: 1fr;
  }
}

/* もっと見るボタン */
.posts-more {
  padding: 3rem 0 5rem;
  background-color: var(--clr-bg);
}

.posts-more--link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.875rem;
  color: var(--clr-text);
  transition: var(--transit);
}

.posts-more--link:hover {
  opacity: 1;
}

.posts-more--link:hover .arrow {
  background-color: var(--clr-primary-dark);
}

.posts-more--label {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 2rem;
  background-color: var(--clr-text);
  color: var(--clr-white);
  border-radius: 2rem;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: var(--transit);
}

.posts-more--link:hover .posts-more--label {
  background-color: var(--clr-primary-dark);
}

@media (max-width: 47.9375em) {
  .posts-hero--jp { font-size: 2rem; }
  .posts-filter { top: 4.5714285714rem; }
  /* #027: SP時 posts-hero余白縮小 */
  .posts-hero {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }
}


/* ====== article.html ====== */

/* article-page main padding */
.article-page {
  padding-top: 8rem;
}

@media (max-width: 67.5em) {
  .article-page {
    padding-top: 4.5714285714rem;
  }
}

/* パンくず */
.article-breadcrumb {
  background-color: var(--clr-bg);
  border-bottom: 1px solid rgba(42, 31, 31, 0.07);
}

.article-breadcrumb .inner {
  padding: 1rem 1.5rem;
  font-size: 0.8125rem;
  color: var(--clr-text-sub);
  white-space: normal;
  overflow: visible;
  text-overflow: unset;
}

/* #017: 現在ページ名は折り返し許可 */
.breadcrumb-current {
  word-break: break-all;
}

.article-breadcrumb a {
  color: var(--clr-imamura);
}

.article-breadcrumb a:hover {
  opacity: 0.7;
}

.breadcrumb-sep {
  margin: 0 0.4em;
  color: var(--clr-text-sub);
}

.breadcrumb-current {
  color: var(--clr-text);
  font-weight: 500;
}

/* 2カラムグリッド（.main_side） */
.main_side {
  display: grid;
  grid-template-columns: 23rem minmax(0, 1fr);
  gap: 6.6666666667vw;
  max-width: 110rem;
  margin: 0 auto;
  padding-right: 12rem;
  padding-left: 1.5rem;
  /* align-items: stretch（default）でサイドバーが本文高さまで伸びる
     → sticky child が main_column 末端（関連記事+前後ページャ）まで追従、
       footer に侵入しない */
}

/* PC: サイドバーを左（order:1）、本文を右（order:2） */
@media (min-width: 67.5625em) {
  .main_side .main_column { order: 2; }
  .main_side .side_column { order: 1; }
}

/* SP（1080px以下）: 1カラム、本文上・サイドバー下 */
@media (max-width: 67.5em) {
  .main_side {
    grid-template-columns: 1fr;
    gap: 2.857rem;
    padding-right: 1.5rem;
  }
  /* #014: SP時 sticky解除 */
  .side_section {
    position: static;
    top: auto;
  }
}

/* ヒーロー画像エリア */
.eyecatch {
  position: relative;
  margin-bottom: 2rem;
}

.eyecatch--img {
  aspect-ratio: 1072 / 656;
  border-radius: 5rem 1.5rem 1rem 1rem;
  overflow: hidden;
  background-color: #dadada;
}

.eyecatch--placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #999;
  letter-spacing: 0.08em;
}

@media (max-width: 67.5em) {
  .eyecatch--img {
    border-radius: 2.857rem 0.857rem 0.571rem 0.571rem;
  }
}

/* プロフィールカード（画像右下食み出し） */
.eyecatch--txtarea {
  position: absolute;
  bottom: 2rem;
  right: -10vw;
  padding: 2rem;
  background-color: var(--clr-white);
  border-radius: 2rem 0.5rem 0.5rem 0.5rem;
  box-shadow: 0 0.25rem 0.5rem 0.0625rem rgba(35, 23, 21, 0.2);
  min-width: 18rem;
  z-index: 2;
}

@media (max-width: 67.5em) {
  .eyecatch--txtarea {
    position: relative;
    bottom: auto;
    right: auto;
    width: 80%;
    padding: 1.25rem;
    margin: -1.5rem -2vw 0 auto;
    min-width: unset;
  }
}

/* "Article" バッジ */
.article-badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  background-color: var(--clr-accent);
  color: var(--clr-text);
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.625rem;
  line-height: 1.6;
}

/* プロフィールカード氏名 */
.eyecatch--name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--clr-text);
  margin-bottom: 0.25rem;
  margin-top: 0.5rem;
}

.eyecatch--role {
  font-size: 0.875rem;
  color: var(--clr-text-sub);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

/* 円形アバター（プロフィールカード内） */
.eyecatch--avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  font-weight: 700;
}

.avatar-imamura-lg {
  background-color: var(--clr-imamura);
  color: var(--clr-white);
}

.avatar-kadonosaka-lg {
  background-color: var(--clr-kadonosaka);
  color: var(--clr-white);
}

.avatar-gakusha-lg {
  background-color: var(--clr-info);
  color: var(--clr-text);
}

/* 公開メタ行 */
.article-meta {
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.article-meta--date {
  color: var(--clr-text-sub);
  font-weight: 500;
}

.article-meta--sep {
  color: var(--clr-text-sub);
}

.article-meta--readtime {
  color: var(--clr-text-sub);
}

/* h1 タイトル */
.article-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: var(--clr-text);
  margin: 2.5rem 0 1.5rem; /* #024: eyecatch→meta→titleリズムを締める */
}

@media (max-width: 47.9375em) {
  .article-title {
    font-size: 1.75rem;
    margin: 2rem 0 1.5rem;
  }
}

/* 本文 */
.article-body {
  font-size: max(16px, 1.125rem);
  line-height: 2;
  letter-spacing: 0.06em;
  margin-bottom: 4rem;
}

.article-body p {
  margin-bottom: 1.5em;
}

.article-body p:last-child {
  margin-bottom: 0;
}

/* h3 縦棒装飾（指定の仕様通り） */
.article-body h3,
.single-editor h3 {
  position: relative;
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-imamura);
  padding-left: 1em;
  margin: 3rem 0 1.5rem;
  line-height: 1.5;
}

.article-body h3::before,
.single-editor h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2em;
  width: 0.5rem;
  height: 1em;
  background: linear-gradient(to bottom, var(--clr-imamura) 0%, var(--clr-accent) 100%);
  border-radius: 0.25rem;
}

@media (max-width: 47.9375em) {
  .article-body h3,
  .single-editor h3 {
    font-size: 1.5rem;
  }
  .article-body h3::before,
  .single-editor h3::before {
    width: 0.3rem;
    height: 1em;
  }
}

/* 関連記事 */
.article-related {
  margin-bottom: 4rem;
}

.article-related--ttl {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}

.article-related--en {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: 0.05em;
}

.article-related--jp {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.article-related--grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* related内カードのmarginを0に */
.article-related--grid .post {
  margin: 0 !important;
}

/* #018: main_sideのbreakpointに合わせ2段階に変更 */
@media (max-width: 67.5em) {
  .article-related--grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 47.9375em) {
  .article-related--grid {
    grid-template-columns: 1fr;
  }
}

/* 前後記事ナビ */
.article-pager {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 1rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(42, 31, 31, 0.1);
  margin-bottom: 2rem;
}

.article-pager--prev,
.article-pager--next {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 45%;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--clr-text);
  line-height: 1.5;
  transition: var(--transit);
}

.article-pager--prev:hover,
.article-pager--next:hover {
  opacity: 0.7;
}

.article-pager--label {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* 前記事矢印（左向き） */
.article-pager--arrow-prev {
  transform: rotate(180deg);
  flex-shrink: 0;
}

/* サイドバー */
.side_section {
  position: sticky;
  top: 9rem;
  left: 0;
}

/* サイトナビウィジェット */
.side--list {
  padding: 2rem;
  background-color: #f7f0f0;
  border-radius: 1rem;
  box-shadow: var(--shadow-card);
}

.mgn-btm36 { margin-bottom: 2.25rem; }

.side-nav--ttl {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.side-nav--ttl .font-en {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: 0.05em;
}

.side-nav--jp {
  font-size: 0.875rem;
  color: var(--clr-text-sub);
  letter-spacing: 0.08em;
}

.side-nav--ul {
  list-style: none;
}

.side-nav--item a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.25rem 0.5rem;
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--clr-text);
  line-height: 3;
  transition: var(--transit);
  border-radius: 0.25rem;
}

.side-nav--item a:hover {
  opacity: 1;
  color: var(--clr-primary);
  background-color: rgba(213, 13, 13, 0.04);
}

/* 丸ドット装飾 */
.side-nav--dot {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot-imamura { background-color: var(--clr-imamura); }
.dot-kado    { background-color: var(--clr-kadonosaka); }
.dot-school  { background-color: var(--clr-school); }
.dot-info    { background-color: var(--clr-info); }

/* CTAバナーウィジェット */
.side-cta {
  background-color: var(--clr-primary-dark);
  color: var(--clr-white);
  border-radius: 4rem 1rem 2rem 1rem;
  padding: 1.5rem 2rem;
  text-align: center;
}

.side-cta--ttl {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.side-cta--sub {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1.25rem;
}

/* 新着記事リスト */
.side-recent {
  background-color: var(--clr-white);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.side-recent--ttl {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.side-recent--list {
  list-style: none;
}

.side-recent--item {
  border-bottom: 1px solid rgba(42, 31, 31, 0.08);
}

.side-recent--item:last-child {
  border-bottom: none;
}

.side-recent--item a {
  display: block;
  padding: 0.875rem 0;
  transition: var(--transit);
}

.side-recent--item a:hover {
  opacity: 0.7;
}

.side-recent--date {
  display: block;
  font-size: 0.75rem;
  color: var(--clr-text-sub);
  margin-bottom: 0.25rem;
}

.side-recent--title {
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.6;
  color: var(--clr-text);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

/* article-page: main の padding-top は .article-page クラスで管理するため main の既定値を上書き */
.article-page.main_side {
  padding-top: 0;
}

/* =================================================================
   D. 公式HPヘッダー（.gakusha-header スコープ限定）
   ================================================================= */

.gakusha-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  padding: 12px 0;
  background: transparent;
}

.gakusha-header__wrapper {
  display: flex;
  width: calc(100vw - 6vw);
  height: 76px;
  margin: 0 auto;
  padding: 0 5%;
  justify-content: space-between;
  align-items: center;
  border-radius: 16px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  background-color: #ffffff;
}

.gakusha-header__logo img {
  width: 110px;
  height: auto;
  display: block;
}

.gakusha-header__nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.gakusha-header__nav-link {
  color: var(--clr-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.gakusha-header__nav-link:hover,
.gakusha-header__nav-link--active {
  color: var(--clr-primary);
  opacity: 1;
}

/* ドロップダウン */
.gakusha-header__dropdown {
  position: relative;
  margin-top: 24px;
  padding-bottom: 24px;
}

.gakusha-header__has-dropdown {
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text);
  padding-right: 16px;
  position: relative;
  display: inline-block;
}

.gakusha-header__has-dropdown::after {
  content: "▼";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 10px;
  transition: all 0.2s;
}

.gakusha-header__dropdown-menu {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 2px solid var(--clr-primary);
  border-radius: 10px;
  padding: 10px 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  width: 180px;
  z-index: 100;
  list-style: none;
}

.gakusha-header__dropdown:hover .gakusha-header__dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.gakusha-header__dropdown:hover .gakusha-header__has-dropdown {
  color: var(--clr-primary);
}

.gakusha-header__dropdown-menu li {
  width: 100%;
  text-align: center;
  list-style: none;
}

.gakusha-header__dropdown-menu li a {
  display: block;
  width: 100%;
  padding: 9px 0;
  color: var(--clr-text);
  text-decoration: none;
  font-size: 0.875rem;
  transition: 0.2s;
}

.gakusha-header__dropdown-menu li a:hover {
  background-color: #f5f5f5;
  opacity: 1;
}

.gakusha-header__dropdown-menu li:not(:last-child) {
  border-bottom: 1px solid #eee;
}

/* CTAボタン */
.gakusha-header__cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  background-color: var(--clr-white);
  color: var(--clr-primary);
  border: 2px solid var(--clr-primary);
  border-radius: 60px;
  font-size: 0.875rem;
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
  transition: var(--transit);
  gap: 6px;
}

.gakusha-header__cta-btn:hover {
  background-color: var(--clr-primary);
  color: var(--clr-white);
  opacity: 1;
}

/* SPハンバーガー */
.gakusha-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 22px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10001;
}

.gakusha-header__hamburger-line {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--clr-primary-dark);
  border-radius: 2px;
  transform-origin: center;
  transition: all 0.4s;
}

/* SP モバイルメニュー */
.gakusha-header__mobile-menu {
  display: flex;
  position: fixed;
  top: 12px;
  left: 3vw;
  z-index: 101;
  width: 94vw;
  height: calc(100vh - 24px);
  padding: 120px 30px 40px;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  border-radius: 16px;
  background-color: #ffffff;
  pointer-events: none;
  transition: opacity 0.4s;
  opacity: 0;
}

.gakusha-header__mobile-menu.open {
  pointer-events: auto;
  opacity: 1;
}

.gakusha-header__mobile-menu nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.gakusha-header__mobile-menu nav a {
  display: block;
  width: 100%;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0,0,0,0.1);
  color: var(--clr-text);
  text-align: center;
  text-decoration: none;
  font-size: 0.9375rem;
}

.gakusha-header__mobile-cta {
  margin-top: 16px;
  padding: 12px 32px !important;
  background-color: var(--clr-primary) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 60px !important;
  font-weight: 700 !important;
}

@media (max-width: 840px) {
  .gakusha-header__nav { display: none !important; }
  .gakusha-header__hamburger { display: flex !important; }
}

@media (min-width: 841px) {
  .gakusha-header__mobile-menu { display: none !important; }
}

/* [dormant] gakusha-header 時の main padding-top オーバーライド — ヘッダー差し戻しにより無効化 */
/* main { padding-top: calc(76px + 24px + 48px); } */
/* .article-page { padding-top: calc(76px + 24px + 48px); } */

/* =================================================================
   D. ブログサブナビ（.blog-subnav）
   ================================================================= */

.blog-subnav {
  position: fixed;
  top: calc(76px + 24px); /* gakusha-header の直下 */
  left: 0;
  right: 0;
  z-index: 9998;
  background-color: #ffffff;
  border-bottom: 1px solid rgba(42, 31, 31, 0.1);
}

.blog-subnav--inner {
  padding-top: 0;
  padding-bottom: 0;
}

.blog-subnav--list {
  display: flex;
  gap: 0;
  list-style: none;
  flex-wrap: wrap;
}

.blog-subnav--list li a {
  display: inline-block;
  padding: 12px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.blog-subnav--list li a:hover {
  color: var(--clr-primary);
  opacity: 1;
  border-bottom-color: var(--clr-primary);
}

.blog-subnav--list li a.is-current {
  color: var(--clr-primary);
  border-bottom-color: var(--clr-primary);
  font-weight: 700;
}

/* [dormant] gakusha-header 時の posts-filter top オーバーライド — ヘッダー差し戻しにより無効化 */
/* .posts-filter { top: calc(76px + 24px + 48px); } */

@media (max-width: 47.9375em) {
  /* .posts-filter { top: calc(76px + 24px + 48px); } */
  .blog-subnav--list li a {
    padding: 10px 14px;
    font-size: 0.8rem;
  }
}

/* =================================================================
   F. ヒーロー直下CTA（.hero-cta）
   ================================================================= */

.hero-cta {
  background-color: var(--clr-bg);
  padding: 3rem 0;
  border-top: 1px solid rgba(42, 31, 31, 0.06);
}

.hero-cta--inner {
  max-width: 75rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.hero-cta--ttl {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--clr-text);
  margin-bottom: 0.375rem;
}

.hero-cta--sub {
  font-size: 0.9375rem;
  color: var(--clr-text-sub);
  letter-spacing: 0.05em;
}

.hero-cta--btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2rem;
  background-color: var(--clr-primary-dark);
  color: var(--clr-white);
  border-radius: 4rem;
  font-weight: 700;
  font-size: 1rem;
  white-space: nowrap;
  text-decoration: none;
  transition: var(--transit);
  flex-shrink: 0;
}

.hero-cta--btn:hover {
  opacity: 1;
  background-color: var(--clr-primary);
}

.hero-cta--btn .arrow {
  background-color: rgba(255,255,255,0.2);
  width: 2.5rem;
  height: 2.5rem;
}

@media (max-width: 47.9375em) {
  .hero-cta--inner {
    flex-direction: column;
    text-align: center;
  }
  .hero-cta--ttl { font-size: 1.125rem; }
}

/* =================================================================
   G. フッター前CTA帯（.footer-cta）
   ================================================================= */

.footer-cta {
  background-color: var(--clr-primary-dark);
  padding: 6rem 0;
  text-align: center;
}

.footer-cta--inner {
  max-width: 60rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-cta--small {
  font-family: var(--font-en);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.6);
  margin-bottom: 1rem;
}

.footer-cta--ttl {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
  color: var(--clr-white);
  margin-bottom: 1.5rem;
}

.footer-cta--lead {
  font-size: 1rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.9;
  letter-spacing: 0.06em;
  margin-bottom: 2.5rem;
}

.footer-cta--btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2.5rem;
  background-color: var(--clr-white);
  color: var(--clr-primary-dark);
  border-radius: 4rem;
  font-weight: 700;
  font-size: 1.0625rem;
  text-decoration: none;
  transition: var(--transit);
}

.footer-cta--btn:hover {
  opacity: 1;
  background-color: var(--clr-accent);
  color: var(--clr-text);
}

.footer-cta--arrow {
  background-color: var(--clr-primary-dark);
  width: 2.5rem;
  height: 2.5rem;
}

@media (max-width: 47.9375em) {
  .footer-cta { padding: 4rem 0; }
  .footer-cta--ttl { font-size: 1.75rem; }
  .footer-cta--btn { flex-direction: column; }
}

/* =================================================================
   各ブロック末尾「もっと見る」テキストリンク
   ================================================================= */

.section-more-link {
  margin-top: 2rem;
  text-align: right;
}

.section-more--link {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--clr-text-sub);
  text-decoration: none;
  letter-spacing: 0.05em;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.1em;
  transition: var(--transit);
}

.section-more--link:hover {
  color: var(--clr-primary);
  opacity: 1;
}

/* eyecatch--name リンク化 */
a.eyecatch--name {
  text-decoration: none;
  color: var(--clr-text);
  display: block;
}

a.eyecatch--name:hover {
  color: var(--clr-primary);
  opacity: 1;
}

/* =================================================================
   [修正1] ヒーロースライダー: slidesToShow:3 に伴うcard幅調整は
   Slick側で自動計算されるため追加CSS不要
   ================================================================= */

/* =================================================================
   [修正2] 生徒インタビューセクション (#interviews)
   ================================================================= */

/* インタビューカテゴリピル専用色 */
:root {
  --clr-grad:    #5a3a52;  /* 卒業生 */
  --clr-current: #1f5036;  /* 在校生（kadonosakaと同HEX、セマンティック追加） */
  --clr-parent:  #1a3a6e;  /* 保護者（schoolと同HEX、セマンティック追加） */
}

.cat-interview-grad {
  background-color: var(--clr-grad) !important;
  color: var(--clr-white) !important;
}

.cat-interview-current {
  background-color: var(--clr-current) !important;
  color: var(--clr-white) !important;
}

.cat-interview-parent {
  background-color: var(--clr-parent) !important;
  color: var(--clr-white) !important;
}

/* セクション全体 */
.home_interviews {
  background-color: var(--clr-bg);
}

/* ---- ピックアップ大1枚 ---- */
.interview-pickup {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  background-color: var(--clr-white);
  border-radius: 3rem 1rem 2rem 1rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.interview-pickup__lnk {
  display: contents;
  color: inherit;
}

.interview-pickup__lnk:hover {
  opacity: 1;
}

.interview-pickup__lnk:hover .interview-pickup__img {
  opacity: 0.85;
}

.interview-pickup__img {
  position: relative;
  aspect-ratio: 1072 / 656;
  overflow: hidden;
  background-color: #dadada;
  transition: var(--transit);
}

.interview-pickup__img .img-placeholder {
  width: 100%;
  height: 100%;
}

/* 縦書き "INTERVIEW" ラベル（画像右端） */
.interview-pickup__label {
  position: absolute;
  top: 1.5rem;
  right: 1rem;
  font-family: var(--font-en);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1;
  color: var(--clr-white);
  text-shadow: 0 0 0.25rem rgba(0, 0, 0, 0.4);
  writing-mode: vertical-rl;
  z-index: 2;
  padding-top: 1.5rem;
}

.interview-pickup__label::before {
  content: "●●●";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.25rem;
  color: var(--clr-accent);
  letter-spacing: 0.125rem;
  writing-mode: vertical-rl;
}

/* 白カード側 */
.interview-pickup__card {
  padding: 2.5rem 2.5rem 2.5rem 1rem;
  position: relative;
}

/* 縦書き "INTERVIEW" ラベル（カード右端） */
.interview-pickup__vert {
  position: absolute;
  top: 2rem;
  right: 1.25rem;
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--clr-primary);
  opacity: 0.3;
  writing-mode: vertical-rl;
  line-height: 1;
  user-select: none;
}

.interview-pickup__date {
  font-size: 0.875rem;
  color: var(--clr-text-sub);
  margin-bottom: 0.875rem;
}

.interview-pickup__ttl {
  font-size: 1.625rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.04em;
  margin-bottom: 0.875rem;
  color: var(--clr-text);
}

.interview-pickup__author {
  font-size: 0.875rem;
  color: var(--clr-text-sub);
  margin-bottom: 1rem;
  font-weight: 500;
}

@media (max-width: 67.5em) {
  .interview-pickup {
    grid-template-columns: 1fr;
    border-radius: 2rem 1rem 1rem 1rem;
  }
  .interview-pickup__img {
    aspect-ratio: 16 / 7;
  }
  .interview-pickup__card {
    padding: 1.5rem;
  }
  .interview-pickup__vert { display: none; }
  .interview-pickup__ttl { font-size: 1.25rem; }
}

@media (max-width: 47.9375em) {
  .interview-pickup__ttl { font-size: 1.125rem; }
}

/* ---- 3列丸型小カード ---- */
.interview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 63.9375em) {
  .interview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 39.9375em) {
  .interview-grid {
    grid-template-columns: 1fr;
  }
}

.interview-card {
  background-color: var(--clr-white);
  border-radius: 1rem;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: var(--transit);
}

.interview-card:hover {
  transform: translateY(-0.25rem);
  box-shadow: var(--shadow-sm);
}

.interview-card__lnk {
  display: block;
  color: inherit;
}

.interview-card__lnk:hover {
  opacity: 1;
}

.interview-card__img-wrap {
  display: flex;
  justify-content: center;
  padding: 1.5rem 1.5rem 0;
}

.interview-card__circle {
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  background-color: #dadada;
  flex-shrink: 0;
}

.interview-card__body {
  padding: 1.25rem 1.5rem 1.5rem;
  border-top: 2px solid rgba(42, 31, 31, 0.06);
  margin-top: 1.25rem;
}

.interview-card__ttl {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.04em;
  margin-bottom: 0.625rem;
  color: var(--clr-text);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.interview-card__author {
  font-size: 0.8125rem;
  color: var(--clr-text-sub);
  margin-bottom: 1rem;
}

/* =================================================================
   [修正3] 旧フッタークラス dormant化
   （既存の .footer / .footer--* / .logo-frame-wh / .footer--copy スタイルは
     公式HPフッターに置換されたため事実上不使用。CSSはコメントアウトで残す）
   ================================================================= */

/* [dormant] 旧ブログフッタースタイル群 — 公式HPフッター統一後は未使用 */
/*
.footer { ... }
.footer .inner.flex { ... }
.footer--logo { ... }
.logo-frame-wh { ... }
.footer--tagline { ... }
.footer--address p { ... }
.footer--nav ul { ... }
.footer--nav a { ... }
.footer--nav a:hover { ... }
.footer--copy { ... }
.footer--copy small { ... }
*/

/* footer.css のインポート相当スタイルは style.css 末尾に既に収録 */

/* =================================================================
   [修正4] blog-subnav dormant化
   ================================================================= */

/* [dormant] .blog-subnav* — ドロップダウン統合後は未使用 */
/*
.blog-subnav { ... }
.blog-subnav--inner { ... }
.blog-subnav--list { ... }
.blog-subnav--list li a { ... }
.blog-subnav--list li a:hover { ... }
.blog-subnav--list li a.is-current { ... }
*/

/* ドロップダウン内 active リンク（記事ページ用） */
.gakusha-header__dropdown-active {
  color: var(--clr-primary) !important;
  font-weight: 700;
  background-color: rgba(213, 13, 13, 0.04);
}

/* =================================================================
   [修正5] article.html サイドバー再構成
   ================================================================= */

/* sticky上部グループ */
.side_section_top {
  position: sticky;
  top: 9rem;
}

.side_section_bottom {
  margin-top: 1.5rem;
}

@media (max-width: 67.5em) {
  .side_section_top {
    position: static;
    top: auto;
  }
}

/* ブログ内ナビウィジェット */
.side-blog-nav {
  background-color: #f7f0f0;
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

/* side-blog-nav 内のlink行間を詰めてviewport内に収める */
.side-blog-nav .side-nav--item a {
  line-height: 2.4;
  font-size: 0.875rem;
}

/* 公式HPウィジェット */
.side-official-nav {
  background-color: #f0f4f7;
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.side-official-nav .side-nav--item a {
  font-size: 0.8125rem;
  line-height: 2.2;
}

.side-nav--item-official a {
  gap: 0.5rem;
}

.side-official-icon {
  flex-shrink: 0;
  color: var(--clr-text-sub);
  margin-right: 0.25rem;
}

/* CTAコンパクト：アウトラインピル（ヘッダー「無料体験はこちら」と統一感） */
.side-cta-compact {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  text-align: left;
  background-color: var(--clr-white);
  color: var(--clr-primary);
  border: 0.125rem solid var(--clr-primary);
  border-radius: 999px;
  padding: 0.875rem 1.5rem;
  text-decoration: none;
  transition: var(--transit);
}

.side-cta-compact:hover {
  background-color: var(--clr-primary);
  color: var(--clr-white);
  opacity: 1;
}

.side-cta-compact .ttl {
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.4;
  color: inherit;
  margin: 0;
}

.side-cta-compact .arrow {
  background-color: var(--clr-primary);
  color: var(--clr-white);
  transition: var(--transit);
}

.side-cta-compact:hover .arrow {
  background-color: var(--clr-white);
  color: var(--clr-primary);
}

/* =================================================================
   公式HPフッター CSS（footer.css 内容をブログスコープで統合）
   ================================================================= */

footer {
  display: flex;
  flex-direction: column;
}

footer .img-link {
  display: flex;
  justify-content: center;
  align-items: center;
}

footer .upper {
  display: flex;
  padding: 50px 15px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 28px;
}

footer .upper .footer-logo {
  width: 180px;
}

@media (max-width: 819px) {
  footer .upper .footer-logo {
    width: 140px;
  }
}

footer .upper .links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  row-gap: 9px;
  column-gap: 30px;
  width: 540px;
}

footer .upper .links a {
  color: inherit;
  text-decoration: none;
}

@media (any-hover: hover) {
  footer .upper .links a:hover {
    color: #d50d0d;
  }
}

@media (max-width: 819px) {
  footer .upper .links {
    width: 95%;
    column-gap: 15px;
  }
  footer .upper .links a {
    font-size: 14px;
  }
}

footer .upper .links--upper {
  gap: 60px;
}

footer .upper .links--upper > a {
  position: relative;
}

footer .upper .links--upper > a:not(:first-child)::before {
  content: "";
  position: absolute;
  left: calc(-60px / 2);
  width: 1px;
  height: 100%;
  background: #000;
  transform: translateX(-50%);
}

@media (max-width: 480px) {
  footer .upper .links--upper > a:not(:first-child)::before {
    left: calc(-30px / 2);
  }
}

@media (max-width: 480px) {
  footer .upper .links--upper {
    gap: 30px;
    font-size: 12px;
  }
}

footer .lower {
  background-color: #c30d23;
  color: #fff;
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

footer .lower a {
  color: inherit;
  text-decoration: none;
}

@media (any-hover: hover) {
  footer .lower a:hover {
    text-decoration: underline;
  }
}

footer .lower .footer-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 80px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

@media (max-width: 1100px) {
  footer .lower .footer-nav {
    gap: 36px 40px;
  }
}

@media (max-width: 819px) {
  footer .lower .footer-nav {
    grid-template-columns: 1fr;
    gap: 18px;
    margin: 0 0 0 10px;
  }
}

footer .lower .footer-group {
  display: grid;
  grid-template-rows: auto 1fr;
  max-width: 300px;
}

footer .lower .footer-group__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

footer .lower .footer-group .footer-list {
  list-style: none;
  margin: 5px 0 0 12px;
  padding: 0;
  display: grid;
}

footer .lower .footer-group .footer-list li {
  line-height: 1.9;
}

footer .lower .footer-group .footer-list a {
  font-size: 14px;
}

@media (max-width: 819px) {
  footer .lower .footer-group .footer-list {
    row-gap: 2px;
  }
  footer .lower .footer-group .footer-list a {
    font-size: 14px;
  }
}

footer .lower .footer-group-none {
  margin-top: 24px;
  list-style: none;
}

footer .lower .footer-group-none li {
  list-style: none;
  margin-top: 6px;
}

footer .lower .footer-group-none li a {
  font-size: 14px;
}

@media (max-width: 819px) {
  footer .lower .footer-group-none {
    margin-top: 0;
  }
}

footer .lower .c-mark {
  margin-top: 36px;
  font-size: 12px;
  text-align: center;
}

@media (max-width: 819px) {
  footer .lower .c-mark {
    margin-top: 8px;
    margin-left: 8px;
    text-align: left;
  }
}

/* =================================================================
   [v6 圧縮] 発信者3ブロック + 生徒インタビュー 縦圧縮
   ================================================================= */

/* 発信者3ブロック共通: section_pdg を 5rem → 3.5rem に圧縮 */
.home_author.section_pdg,
.home_interviews.section_pdg {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

@media (max-width: 47.9375em) {
  .home_author.section_pdg,
  .home_interviews.section_pdg {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }
}

/* 見出しから本文までの余白を縮める */
.home_author .home--ttl,
.home_interviews .home--ttl {
  margin-bottom: 2rem;
}

/* ピックアップ+並列レイアウト: gap削減 + 画像縦短く */
.home_author .block-pickup-layout {
  gap: 1.5rem;
}

.home_author .post-pickup--img {
  aspect-ratio: 16 / 8;
}

.home_author .post-pickup--ttl {
  font-size: 1.5rem;
  -webkit-line-clamp: 3;
}

@media (max-width: 67.5em) {
  .home_author .post-pickup--ttl {
    font-size: 1.25rem;
  }
}

.home_author .post-pickup--txtarea {
  padding: 1rem 1.25rem 1.25rem;
}

.home_author .block-sub-grid {
  gap: 1rem;
}

.home_author .post-sub--img {
  aspect-ratio: 16 / 9;
}

.home_author .post-sub--txtarea {
  padding: 0.75rem 0.875rem 0.875rem;
}

.home_author .post-sub--txtarea .post--ttl {
  font-size: 0.9375rem;
  -webkit-line-clamp: 2;
  margin-bottom: 0.375rem;
}

/* 生徒インタビュー: ピックアップ縮小 */
.home_interviews .interview-pickup__img {
  aspect-ratio: 16 / 8;
}

.home_interviews .interview-pickup__card {
  padding: 1.5rem 2rem 1.5rem 1rem;
}

.home_interviews .interview-pickup__ttl {
  font-size: 1.375rem;
  margin-bottom: 0.625rem;
}

/* =================================================================
   [v6 矢印色修正] 生徒インタビュー ピックアップの矢印
   ================================================================= */
.interview-pickup .btn-circle,
.interview-pickup .post--btn {
  background-color: transparent;
  border: 0.125rem solid var(--clr-info);
  color: var(--clr-info);
}

.interview-pickup .btn-circle svg,
.interview-pickup .post--btn svg {
  stroke: var(--clr-info);
  fill: none;
}

.interview-pickup__lnk:hover .btn-circle,
.interview-pickup__lnk:hover .post--btn {
  background-color: var(--clr-info);
  color: var(--clr-text);
}

.interview-pickup__lnk:hover .btn-circle svg,
.interview-pickup__lnk:hover .post--btn svg {
  stroke: var(--clr-text);
}

/* =================================================================
   [v6 生徒インタビュー 3列カード再設計]
   gifu42 市町村長スタイル: 丸型写真 + ピル + 大見出し + hr + 名前+矢印
   ================================================================= */

.interview-card {
  background-color: transparent;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
  transition: var(--transit);
}

.interview-card:hover {
  transform: translateY(-0.25rem);
  box-shadow: none;
}

.interview-card__img-wrap {
  display: flex;
  justify-content: center;
  padding: 0;
  margin-bottom: 1rem;
}

.interview-card__circle {
  width: 12rem;
  height: 12rem;
  border-radius: 50%;
  background-color: #dadada;
  flex-shrink: 0;
  box-shadow: var(--shadow-card);
}

.interview-card__pill-row {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 0.75rem;
}

.interview-card__pill {
  display: inline-block;
  padding: 0.25rem 0.875rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--clr-white);
  line-height: 1.6;
}

.interview-card__pill--graduate { background-color: var(--clr-grad, #5a3a52); }
.interview-card__pill--current  { background-color: var(--clr-current, #1f5036); }
.interview-card__pill--parent   { background-color: var(--clr-parent, #1a3a6e); }

.interview-card__body {
  padding: 0;
  border-top: none;
  margin-top: 0;
}

.interview-card__ttl {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.04em;
  color: var(--clr-text);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
  margin-bottom: 1rem;
}

.interview-card__hr {
  border: none;
  border-top: 1px solid rgba(42, 31, 31, 0.15);
  margin: 0 0 0.75rem;
}

.interview-card__btm {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.interview-card__name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--clr-text-sub);
  line-height: 1.4;
}

.interview-card__name-icon {
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background-color: rgba(42, 31, 31, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.interview-card__arrow {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--clr-primary);
  color: var(--clr-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transit);
}

.interview-card__arrow svg {
  width: 1rem;
  height: 1rem;
  stroke: currentColor;
}

.interview-card__lnk:hover .interview-card__arrow {
  background-color: var(--clr-secondary);
  transform: translateX(0.125rem);
}

/* =================================================================
   [v6 footer-x] 統合フッター（住所/SNSアイコン/4列ナビ/テーマカラーhover）
   旧 footer .upper / .footer-info / .lower 群は HTML 側で完全置換のため
   実質 dormant（CSS削除はせず style.css 内に残置）
   ================================================================= */

footer.footer-x {
  background: #fbf8f3;
  position: relative;
  padding: 80px 24px 32px;
  /* footerに付いていた古い .footer ルールの上書き対策 */
  margin-top: 0;
}
footer.footer-x::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 60px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1920 60' preserveAspectRatio='none'><path d='M0,30 Q480,0 960,30 T1920,30 L1920,60 L0,60 Z' fill='%23fbf8f3'/></svg>") no-repeat;
  background-size: 100% 100%;
  transform: translateY(-100%);
}
footer.footer-x .inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
}

footer.footer-x .deco-dot {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 16px;
}
footer.footer-x .deco-dot span {
  width: 8px; height: 8px;
  background: #faca30;
  border-radius: 50%;
}
footer.footer-x .en {
  text-align: center;
  font-family: var(--font-en, "Outfit", sans-serif);
  font-weight: 700;
  color: #d50d0d;
  letter-spacing: 0.3em;
  font-size: 14px;
  margin-bottom: 8px;
}
footer.footer-x .ja {
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 32px;
  color: #2a1f1f;
}
footer.footer-x .cta {
  text-align: center;
  margin-bottom: 64px;
}
footer.footer-x .cta a {
  display: inline-block;
  background: #d50d0d;
  color: #fff;
  padding: 16px 48px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(213,13,13,0.3);
  transition: all .3s;
  text-decoration: none;
}
footer.footer-x .cta a:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(213,13,13,0.4);
  opacity: 1;
}

footer.footer-x .main-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  border-top: 1px dashed #d0c8bd;
  padding-top: 48px;
  margin-bottom: 32px;
}
footer.footer-x .brand .logo {
  display: inline-block;
  margin-bottom: 16px;
}
footer.footer-x .brand .logo img {
  width: 130px;
  height: auto;
  display: block;
}
footer.footer-x .brand .sub {
  font-size: 12px;
  color: #888;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
}
footer.footer-x .brand .addr {
  font-size: 13px;
  color: #555;
  line-height: 1.9;
  margin-bottom: 20px;
}
footer.footer-x .brand .addr .tel {
  display: inline-block;
  margin-top: 4px;
  color: #2a1f1f;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.05em;
}
footer.footer-x .sns {
  display: flex;
  gap: 12px;
}
footer.footer-x .sns a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 1px solid #e3dccf;
  transition: all .3s;
}
footer.footer-x .sns a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: transparent;
  opacity: 1;
}
footer.footer-x .sns svg {
  width: 18px;
  height: 18px;
}
footer.footer-x .sns .icon-line { color: #06C755; }
footer.footer-x .sns .icon-line:hover { background: #06C755; color: #fff; }
footer.footer-x .sns .icon-insta { color: #E1306C; }
footer.footer-x .sns .icon-insta:hover {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: #fff;
}
footer.footer-x .sns .icon-yt { color: #FF0000; }
footer.footer-x .sns .icon-yt:hover { background: #FF0000; color: #fff; }

footer.footer-x .nav-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
footer.footer-x .nav-grid h4 {
  font-size: 13px;
  color: #d50d0d;
  margin-bottom: 12px;
  font-weight: 700;
}
footer.footer-x .nav-grid a {
  display: block;
  font-size: 13px;
  padding: 5px 0;
  color: #555;
  transition: color .2s;
  text-decoration: none;
}
footer.footer-x .nav-grid a:hover { color: #d50d0d; opacity: 1; }
footer.footer-x .nav-grid a.nav-theme-imamura:hover   { color: #7d2a3a; }
footer.footer-x .nav-grid a.nav-theme-school:hover    { color: #1a3a6e; }
footer.footer-x .nav-grid a.nav-theme-info:hover      { color: #c89a00; }
footer.footer-x .nav-grid a.nav-theme-interview:hover { color: #5a3a52; }
footer.footer-x .nav-grid a.nav-theme-all:hover       { color: #d50d0d; }

footer.footer-x .copy {
  text-align: center;
  font-size: 11px;
  color: #999;
  letter-spacing: 0.1em;
  border-top: 1px solid #e3dccf;
  padding-top: 24px;
}

@media (max-width: 768px) {
  footer.footer-x .main-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  footer.footer-x .nav-grid {
    grid-template-columns: 1fr 1fr;
  }
  footer.footer-x .ja { font-size: 18px; }
}