:root {
  --blog-ink: #18312e;
  --blog-muted: #66736f;
  --blog-orange: #c96831;
  --blog-cream: #f8f2e9;
  --blog-paper: #fffdf9;
  --blog-sage: #dfeae5;
  --blog-line: rgba(24,49,46,.12);
  --blog-shadow: 0 18px 50px rgba(33,48,44,.08);
}

html { scroll-behavior: smooth; }
body { color: var(--blog-ink); background: var(--blog-paper); }
body, button, input { font-family: "Zen Kaku Gothic New", "Noto Sans JP", sans-serif; }
h1, h2, h3, .blog-card__title, .contact-cta h2 { font-family: "Shippori Mincho", "Noto Serif JP", "Yu Mincho", serif; }

.page-hero {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  display: grid;
  place-items: center;
  padding: 100px 24px 125px;
  text-align: center;
  background:
    radial-gradient(circle at 15% 28%, rgba(201,104,49,.12) 0 3px, transparent 4px),
    radial-gradient(circle at 84% 68%, rgba(24,49,46,.10) 0 3px, transparent 4px),
    linear-gradient(135deg, #fbf3e8 0%, #f7eee1 56%, #f0e1cf 100%);
}
.page-hero::before {
  content: "FROM OUR CLASSROOM";
  display: block;
  margin-bottom: 18px;
  color: var(--blog-orange);
  font: 700 .72rem/1 "Zen Kaku Gothic New", sans-serif;
  letter-spacing: .22em;
}
.page-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -100px;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(201,104,49,.18);
  border-radius: 50%;
  box-shadow: 0 0 0 48px rgba(255,255,255,.14), 0 0 0 96px rgba(255,255,255,.08);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { margin: 0 0 24px; font-size: clamp(2.8rem, 7vw, 5.2rem); line-height: 1.15; letter-spacing: .1em; }
.page-hero .hero-lead { margin: 0; color: var(--blog-muted); font-size: clamp(.98rem,1.6vw,1.12rem); line-height: 2.1; }

.blog-guide { position: relative; z-index: 4; max-width: 1040px; margin: -64px auto 0; padding: 0 24px; }
.blog-guide__inner { display: grid; grid-template-columns: 1.25fr repeat(3,.75fr); background: #fff; border: 1px solid var(--blog-line); border-radius: 24px; box-shadow: var(--blog-shadow); overflow: hidden; }
.blog-guide__lead { padding: 28px 32px; }
.blog-guide__lead small { display: block; margin-bottom: 7px; color: var(--blog-orange); font-size: .68rem; font-weight: 700; letter-spacing: .14em; }
.blog-guide__lead strong { font: 600 1.16rem/1.6 "Shippori Mincho", serif; }
.blog-guide__item { display: grid; place-items: center; padding: 22px 14px; border-left: 1px solid var(--blog-line); color: var(--blog-ink); font-size: .82rem; font-weight: 700; text-align: center; }
.blog-guide__item::before { content: "●"; display: block; margin-bottom: 6px; color: var(--blog-orange); font-size: .55rem; }

.section-space { padding: clamp(100px, 11vw, 150px) 0 !important; background: #fbfaf6; }
.section-space .container { max-width: 1080px; }
.blog-grid { display: grid !important; grid-template-columns: repeat(12,1fr) !important; gap: 28px !important; }
.blog-card {
  grid-column: span 4;
  display: flex !important;
  flex-direction: column;
  min-width: 0;
  color: var(--blog-ink) !important;
  background: #fff;
  border: 1px solid var(--blog-line);
  border-radius: 22px;
  box-shadow: 0 10px 34px rgba(33,48,44,.055);
  overflow: hidden;
  text-decoration: none !important;
  transition: transform .28s ease, box-shadow .28s ease;
}
.blog-card:hover { transform: translateY(-6px); box-shadow: 0 20px 52px rgba(33,48,44,.12); }
.blog-card:first-child { grid-column: span 8; grid-row: span 2; }
.blog-card:nth-child(2), .blog-card:nth-child(3) { grid-column: span 4; }
.blog-card__thumb { position: relative; width: 100%; aspect-ratio: 16/10; overflow: hidden; background: var(--blog-sage); }
.blog-card:first-child .blog-card__thumb { aspect-ratio: 16/9; }
.blog-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.blog-card:hover .blog-card__thumb img { transform: scale(1.035); }
.blog-card:first-child .blog-card__thumb::after { content: "LATEST STORY"; position: absolute; left: 20px; top: 20px; padding: 8px 12px; border-radius: 999px; background: var(--blog-orange); color: #fff; font-size: .65rem; font-weight: 700; letter-spacing: .12em; }
.blog-card__body { display: flex; flex: 1; flex-direction: column; padding: 24px 24px 28px !important; }
.blog-card__date { margin-bottom: 12px; color: var(--blog-orange) !important; font-size: .72rem !important; font-weight: 700; letter-spacing: .08em; }
.blog-card__title { margin: 0 !important; font-size: clamp(1.05rem, 1.6vw, 1.28rem) !important; line-height: 1.75 !important; letter-spacing: .02em; }
.blog-card:first-child .blog-card__body { padding: 30px 32px 36px !important; }
.blog-card:first-child .blog-card__title { font-size: clamp(1.5rem, 3vw, 2.2rem) !important; line-height: 1.6 !important; }
.blog-card[hidden] { display: none !important; }

.blog-more-wrap { display: flex; justify-content: center; margin-top: 64px; }
.blog-more { min-width: 230px; padding: 17px 28px; border: 1px solid var(--blog-ink); border-radius: 999px; color: var(--blog-ink); background: transparent; font-size: .86rem; font-weight: 700; cursor: pointer; transition: .2s; }
.blog-more:hover { color: #fff; background: var(--blog-ink); }

.contact-cta { position: relative; overflow: hidden; padding: 110px 24px !important; background: var(--blog-ink) !important; text-align: center; }
.contact-cta::before { content: ""; position: absolute; inset: 18px; border: 1px solid rgba(255,255,255,.13); border-radius: 28px; pointer-events: none; }
.contact-cta h2 { color: #fff; font-size: clamp(2rem,4vw,3.2rem); letter-spacing: .06em; }
.contact-cta p { color: rgba(255,255,255,.72); }
.contact-cta .btn--primary { background: var(--blog-orange) !important; color: #fff !important; }

@media (max-width: 860px) {
  .blog-guide__inner { grid-template-columns: 1fr 1fr 1fr; }
  .blog-guide__lead { grid-column: 1/-1; text-align: center; border-bottom: 1px solid var(--blog-line); }
  .blog-guide__item:first-of-type { border-left: 0; }
  .blog-card, .blog-card:first-child, .blog-card:nth-child(2), .blog-card:nth-child(3) { grid-column: span 6; grid-row: auto; }
}

@media (max-width: 600px) {
  .page-hero { min-height: 400px; padding: 76px 20px 110px; }
  .page-hero h1 { font-size: 2.75rem; }
  .blog-guide { margin-top: -72px; }
  .blog-guide__inner { grid-template-columns: 1fr; border-radius: 20px; }
  .blog-guide__lead { padding: 22px 20px; }
  .blog-guide__item { display: block; padding: 13px 16px; border-left: 0; border-top: 1px solid var(--blog-line); }
  .blog-guide__item::before { display: inline; margin-right: 7px; }
  .section-space { padding: 88px 0 !important; }
  .blog-grid { gap: 20px !important; }
  .blog-card, .blog-card:first-child, .blog-card:nth-child(2), .blog-card:nth-child(3) { grid-column: 1/-1; }
  .blog-card:first-child .blog-card__body { padding: 24px 24px 28px !important; }
  .blog-card:first-child .blog-card__title { font-size: 1.35rem !important; }
  .contact-cta { padding: 90px 22px 110px !important; }
}


/* ============================================================
   2026-08-16 DON指示の修正（このファイルの最後に置くこと）
   このCSSは追記を重ねているので、画面幅で変える指定と打ち消しは
   すべてこの区画にまとめる。前の方の指定を壊さないため。
   ============================================================ */

/* --- 2. 最新記事カードの余白 -------------------------------
   タイトルの下に白い帯ができていた原因は grid-row: span 2 そのものではなく、
   .blog-card__body { flex:1 } が「余った高さ」を吸っていたこと。
   吸う先を写真に移すと、余白が消えて写真が大きくなり、主役らしくなる。   */
.blog-card:first-child { align-items: stretch; }
.blog-card:first-child .blog-card__thumb {
  flex: 1 1 auto;          /* 余った高さは写真がもらう */
  aspect-ratio: auto;      /* 高さを固定しない */
  min-height: 340px;       /* ただし小さくなりすぎない */
}
.blog-card:first-child .blog-card__body {
  flex: 0 0 auto;          /* 文章側は中身ぶんだけ。白い余白を作らない */
  justify-content: flex-start;
}
.blog-card:first-child .blog-card__title { margin-bottom: 0 !important; }

/* --- 3. 写真が無い記事のカード ------------------------------
   薄緑の空白は「画像が出ていない」ように見えてしまう。
   そう見せているのだと分かる見た目にする。                     */
.blog-card__thumb[data-noimg] {
  display: flex; align-items: center; justify-content: center;
  background:
    repeating-linear-gradient(45deg,
      rgba(255,255,255,.55) 0 12px, rgba(255,255,255,0) 12px 24px),
    var(--blog-sage);
}
.blog-card__noimg {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 16px 22px;
  border: 1px solid rgba(31,41,38,.22);
  border-radius: 4px;
  background: rgba(255,255,255,.72);
  text-align: center;
}
.blog-card__noimg b {
  font-family: "Shippori Mincho","Noto Serif JP","Yu Mincho",serif;
  font-size: 1.15rem; font-weight: 700; letter-spacing: .22em;
  color: var(--blog-ink);
}
.blog-card__noimg small {
  font-size: .78rem; letter-spacing: .08em; color: #4a554f;
}
.blog-card:first-child .blog-card__noimg b { font-size: 1.5rem; }
.blog-card:first-child .blog-card__noimg small { font-size: .9rem; }

/* --- 4. 「もっと記事を見る」を押しやすく -------------------- */
.blog-more-wrap { margin-top: 72px; margin-bottom: 24px; }
.blog-more {
  min-width: 260px;
  padding: 18px 40px;
  border: 2px solid var(--blog-ink);
  font-size: 1.02rem;
  letter-spacing: .06em;
  line-height: 1.6;
}
.blog-more:hover, .blog-more:focus-visible {
  color: #fff;
  background: #1c2b4a;          /* 濃紺 */
  border-color: #1c2b4a;
}

/* --- スマホ ------------------------------------------------ */
@media (max-width: 900px) {
  .blog-card:first-child .blog-card__thumb {
    flex: 0 0 auto; aspect-ratio: 16/9; min-height: 0;
  }
  .blog-more { min-width: 0; width: 100%; max-width: 340px; padding: 18px 24px; }
}

/* 地域の一行（2026-08-24）。page-hero の h1 の中に入る */
.page-hero .h1-locale {
  display: block; margin-top: 12px;
  font-family: "Zen Kaku Gothic New","Hiragino Sans",sans-serif;
  font-size: 14px !important; font-weight: 500; letter-spacing: .04em;
  color: var(--blog-muted, #6b7671);
}