@charset "utf-8";
/* ===========================================================
   ロボテック 特徴ページ／トップ追加セクション 専用スタイル
   -----------------------------------------------------------
   css/style.css は css/sass/** からの生成物のため直接編集しない。
   このファイルは Sass を経由しない独立ファイルとして手で管理する。

   全セレクタを .rt-feat 配下にスコープしてある。
   既存テーマ（reset 済み・li{list-style:none}・a{color:inherit}）へ
   影響を出さないためで、新規マークアップ側には必ず .rt-feat を付ける。
   例外は画面下に固定する .rt-sticky のみ。
   =========================================================== */

.rt-feat {
  /* カンプの色は現行サイトからの目視採取値。テーマ側に色変数が無いためここで定義する */
  --rt-red: #c1453f;
  --rt-red-dark: #a63b36;
  --rt-red-light: #e08a85;
  --rt-pink-bg: #fceeec;
  --rt-pink-bg-2: #fdf6f5;
  --rt-navy: #35378b;
  --rt-green: #5aae4a;
  --rt-gray-bg: #f5f4f4;
  --rt-text: #3c3c3c;
  --rt-text-mid: #5e5e5e;
  --rt-text-light: #8a8a8a;
  --rt-border: #e4e1e1;
  --rt-maxw: 1170px;
  --rt-radius: 10px;

  /* font-family は指定しない。テーマの body（メイリオ / M PLUS 1p）を継承させる */
  color: var(--rt-text);
  line-height: 1.9;
  font-size: 18.5px;
  -webkit-font-smoothing: antialiased;
}

/* height:auto は必須。img に CLS 対策の height 属性を付けているため、
   これが無いと height が確定値になり aspect-ratio が効かなくなる
   （ギャラリーや大会写真が縦長のまま極端に切り抜かれる）。
   高さを固定したい箇所だけ、後段でより詳細なセレクタで上書きしている */
.rt-feat img {
  max-width: 100%;
  height: auto;
  display: block;
}

.rt-feat a {
  color: var(--rt-red);
  text-decoration: none;
}

.rt-feat p,
.rt-feat h2,
.rt-feat h3,
.rt-feat ol,
.rt-feat ul,
.rt-feat figure,
.rt-feat table {
  margin: 0;
  padding: 0;
}

.rt-feat .wrap {
  max-width: var(--rt-maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.rt-feat .narrow {
  max-width: 900px;
  margin: 0 auto;
}

/* ---------- 共通セクション ---------- */
.rt-feat.section,
.rt-feat .section {
  padding: 80px 0;
}

.rt-feat.section--gray,
.rt-feat .section--gray {
  background: var(--rt-gray-bg);
}

.rt-feat.section--pink,
.rt-feat .section--pink {
  background: var(--rt-pink-bg-2);
}

.rt-feat .sec-sub {
  text-align: center;
  font-size: 16px;
  color: var(--rt-text-light);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.rt-feat .sec-title {
  text-align: center;
  font-size: 34.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  color: var(--rt-text);
  line-height: 1.5;
}

.rt-feat .sec-title--mb {
  margin-bottom: 48px;
}

.rt-feat .sec-lead {
  text-align: center;
  color: var(--rt-text-mid);
  font-size: 18px;
  margin-bottom: 44px;
}

@media (max-width: 768px) {
  .rt-feat.section,
  .rt-feat .section {
    padding: 52px 0;
  }
  .rt-feat .sec-title {
    font-size: 25.5px;
  }
  .rt-feat .sec-title--mb {
    margin-bottom: 32px;
  }
}

/* ---------- ページヘッダー ---------- */
.rt-feat .pagehead {
  background: linear-gradient(180deg, #fceeec 0%, #fff9f3 100%);
  padding: 64px 0 56px;
  text-align: center;
}

.rt-feat .pagehead h1 {
  font-size: 39px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--rt-text);
  line-height: 1.5;
}

.rt-feat .pagehead .lead {
  margin-top: 24px;
  font-size: 19.5px;
  color: var(--rt-text-mid);
  line-height: 2.1;
}

.rt-feat .pagehead .lead strong {
  color: var(--rt-red);
  font-weight: 700;
}

@media (max-width: 768px) {
  .rt-feat .pagehead {
    padding: 40px 0 36px;
  }
  .rt-feat .pagehead h1 {
    font-size: 26.5px;
  }
  .rt-feat .pagehead .lead {
    font-size: 17px;
    margin-top: 16px;
  }
}

/* ---------- 目次 ---------- */
.rt-feat .toc {
  background: #fff;
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 24px 28px;
  margin: 0 auto 8px;
  max-width: 900px;
}

/* テーマが li{list-style:none} を当てているため、番号はカウンタで自前に振る。
   Minecraftカップの行（.is-plain）だけカウンタを進めないことで、
   目次の番号とページ内の Point01〜07 バッジを一致させている */
.rt-feat .toc ol {
  margin-left: 20px;
  list-style: none;
  counter-reset: rt-toc;
}

.rt-feat .toc li {
  padding: 6px 0;
  font-size: 17px;
  list-style: none;
  counter-increment: rt-toc;
}

.rt-feat .toc li::before {
  content: counter(rt-toc) ". ";
  color: var(--rt-text-light);
}

.rt-feat .toc li.is-plain {
  counter-increment: none;
  margin-left: -20px;
  padding-left: 0;
}

.rt-feat .toc li.is-plain::before {
  content: none;
}

.rt-feat .toc a {
  color: var(--rt-text-mid);
}

.rt-feat .toc a:hover {
  color: var(--rt-red);
}

.rt-feat .toc a.is-mcup {
  color: #4e9a40;
  font-weight: 700;
}

/* ---------- 特徴カード ---------- */
.rt-feat .feature {
  padding: 64px 0;
  border-bottom: 1px solid var(--rt-border);
}

.rt-feat .feature:last-of-type {
  border-bottom: 0;
}

.rt-feat .feature__num {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.rt-feat .feature__badge {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 2px solid var(--rt-red);
  color: var(--rt-red);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 10.5px;
  letter-spacing: 0.05em;
  line-height: 1.1;
  flex-shrink: 0;
}

.rt-feat .feature__badge b {
  font-size: 23px;
  font-weight: 700;
  display: block;
}

.rt-feat .feature__title {
  font-size: 31px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--rt-text);
}

.rt-feat .feature__sub {
  font-size: 19.5px;
  color: var(--rt-red);
  font-weight: 500;
  margin: 10px 0 22px;
  letter-spacing: 0.02em;
}

.rt-feat .feature__intro {
  color: var(--rt-text-mid);
  font-size: 18px;
}

/* 写真側の列を本文の高さに合わせて伸ばし、下に空白が出ないようにする */
.rt-feat .feature__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: stretch;
}

.rt-feat .feature__body.is-single {
  grid-template-columns: 1fr;
}

.rt-feat .feature__text p {
  margin-bottom: 18px;
  color: var(--rt-text-mid);
  font-size: 18px;
}

.rt-feat .feature__text p:last-child {
  margin-bottom: 0;
}

.rt-feat .feature__text strong {
  color: var(--rt-text);
  font-weight: 700;
}

.rt-feat .feature__text h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 14px;
}

/* 写真2枚を縦に積み、本文の高さいっぱいまで伸ばす（下の空白対策） */
.rt-feat .feature__media {
  display: grid;
  gap: 18px;
  grid-auto-rows: minmax(190px, 1fr);
  min-height: 0;
}

.rt-feat .feature__media figure {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  min-height: 0;
  background: var(--rt-gray-bg);
}

.rt-feat .feature__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* LINE授業報告の画面は文面が切れないよう上端基準で切り抜く */
.rt-feat .feature__media img.is-top {
  object-position: top;
}

@media (max-width: 900px) {
  .rt-feat .feature__media {
    grid-auto-rows: auto;
  }
  .rt-feat .feature__media img {
    height: auto;
    aspect-ratio: 3/2;
  }
}

/* 特徴④ 下段のギャラリー */
.rt-feat .gal {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.rt-feat .gal figure {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  background: #fff;
}

.rt-feat .gal img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}

.rt-feat .gal figcaption {
  font-size: 13.5px;
  color: var(--rt-text-light);
  padding: 9px 11px;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .rt-feat .gal {
    grid-template-columns: 1fr 1fr;
  }
}

/* 横長の1枚使い（教材一覧など） */
.rt-feat .wide-img {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  margin-bottom: 26px;
}

.rt-feat .wide-img img {
  width: 100%;
  height: auto;
}

.rt-feat .wide-img figcaption {
  font-size: 14.5px;
  color: var(--rt-text-light);
  padding: 10px 14px;
  background: var(--rt-gray-bg);
  text-align: center;
}

.rt-feat .wide-img--last {
  margin-top: 26px;
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .rt-feat .feature {
    padding: 44px 0;
  }
  .rt-feat .feature__body {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .rt-feat .feature__title {
    font-size: 23px;
  }
  .rt-feat .feature__sub {
    font-size: 17px;
  }
}

/* ---------- 引用（口コミ） ---------- */
.rt-feat .quote {
  background: var(--rt-pink-bg);
  border-left: 4px solid var(--rt-red-light);
  padding: 22px 26px;
  border-radius: 0 var(--rt-radius) var(--rt-radius) 0;
  margin: 24px 0;
  font-size: 17px;
  color: var(--rt-text-mid);
}

.rt-feat .quote cite {
  display: block;
  margin-top: 12px;
  font-style: normal;
  font-size: 15px;
  color: var(--rt-text-light);
}

.rt-feat .quote--white {
  background: #fff;
  margin-top: 34px;
}

.rt-feat .quote--green {
  background: #fff;
  border-left-color: var(--rt-green);
}

/* ---------- 注記 ---------- */
.rt-feat .note {
  font-size: 15.5px;
  color: var(--rt-text-light);
  background: var(--rt-gray-bg);
  padding: 14px 18px;
  border-radius: 6px;
  margin-top: 20px;
}

/* 背景を敷かない中央寄せの注記（トップ用） */
.rt-feat .note--plain {
  background: none;
  padding: 0;
  max-width: 860px;
  margin: 18px auto 0;
  text-align: center;
  font-size: 15px;
}

/* ---------- 教材テーブル ---------- */
.rt-feat .mtable {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 17px;
}

.rt-feat .mtable th {
  background: var(--rt-red);
  color: #fff;
  font-weight: 500;
  padding: 13px 16px;
  text-align: left;
  white-space: nowrap;
  width: 200px;
  border-bottom: 1px solid #fff;
}

.rt-feat .mtable td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--rt-border);
  background: var(--rt-pink-bg-2);
  color: var(--rt-text-mid);
}

@media (max-width: 768px) {
  .rt-feat .mtable th,
  .rt-feat .mtable td {
    display: block;
    width: 100%;
    white-space: normal;
  }
  .rt-feat .mtable th {
    border-radius: 6px 6px 0 0;
  }
  .rt-feat .mtable td {
    border-radius: 0 0 6px 6px;
    margin-bottom: 10px;
  }
}

/* ---------- 「ここまでやります」カード ---------- */
.rt-feat .deep {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 32px;
}

.rt-feat .deep__card {
  background: #fff;
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

/* 3カードの高さを揃えるため 16:10 で切り抜く */
.rt-feat .deep__media {
  aspect-ratio: 16/10;
  background: #edebeb;
  border-bottom: 1px solid var(--rt-border);
  overflow: hidden;
}

.rt-feat .deep__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rt-feat .deep__inner {
  padding: 22px 22px 26px;
}

.rt-feat .deep__tag {
  display: inline-block;
  background: var(--rt-navy);
  color: #fff;
  font-size: 12.5px;
  padding: 4px 11px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.rt-feat .deep__title {
  font-size: 20.5px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 12px;
}

.rt-feat .deep__card p {
  font-size: 16.5px;
  color: var(--rt-text-mid);
  line-height: 1.85;
}

@media (max-width: 900px) {
  .rt-feat .deep {
    grid-template-columns: 1fr;
  }
}

/* ---------- 挑戦（Minecraftカップ） ---------- */
.rt-feat.challenge,
.rt-feat .challenge {
  background: linear-gradient(180deg, #f2faf0 0%, #ffffff 100%);
  border-top: 4px solid var(--rt-green);
}

.rt-feat .challenge__label {
  display: inline-block;
  background: var(--rt-green);
  color: #fff;
  font-size: 14px;
  padding: 6px 18px;
  border-radius: 20px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.rt-feat .challenge__hero {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  margin: 30px 0 12px;
}

.rt-feat .challenge__hero img {
  width: 100%;
  height: auto;
}

/* 2枚の縦横比が違うため、同じ比率に揃えてキャプション位置を合わせる */
.rt-feat .challenge__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-top: 22px;
  align-items: stretch;
}

.rt-feat .challenge__grid figure {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  display: flex;
  flex-direction: column;
}

.rt-feat .challenge__grid img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
  object-position: center;
}

.rt-feat .challenge__grid figcaption {
  font-size: 14.5px;
  color: var(--rt-text-light);
  padding: 11px 14px;
  background: var(--rt-gray-bg);
  margin-top: auto;
}

.rt-feat .challenge__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.rt-feat .challenge__step {
  background: #fff;
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 22px 20px;
}

.rt-feat .challenge__step b {
  display: block;
  color: var(--rt-green);
  font-size: 14px;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.rt-feat .challenge__step p {
  font-size: 16px;
  color: var(--rt-text-mid);
  line-height: 1.85;
}

@media (max-width: 900px) {
  .rt-feat .challenge__grid,
  .rt-feat .challenge__steps {
    grid-template-columns: 1fr;
  }
}

/* トップ用：左1枚と右2枚で高さが揃うよう、写真側を伸縮させる */
.rt-feat .mcup {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 24px;
  align-items: stretch;
  margin-top: 10px;
}

.rt-feat .mcup figure {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 1px solid var(--rt-border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.rt-feat .mcup img {
  width: 100%;
  flex: 1;
  min-height: 0;
  object-fit: cover;
  display: block;
}

.rt-feat .mcup figcaption {
  font-size: 14.5px;
  color: var(--rt-text-light);
  padding: 11px 14px;
  background: var(--rt-gray-bg);
  margin-top: auto;
}

.rt-feat .mcup__side {
  display: grid;
  gap: 24px;
  grid-template-rows: 1fr 1fr;
  min-height: 0;
}

@media (max-width: 900px) {
  .rt-feat .mcup {
    grid-template-columns: 1fr;
  }
  .rt-feat .mcup img {
    aspect-ratio: 3/2;
    flex: none;
  }
}

/* ---------- 6つの違い（トップ） ---------- */
.rt-feat .diffs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.rt-feat .diff {
  background: #fff;
  border: 1px solid var(--rt-border);
  border-radius: var(--rt-radius);
  padding: 30px 26px 32px;
  position: relative;
  transition: 0.25s;
}

.rt-feat .diff:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.07);
  transform: translateY(-3px);
}

.rt-feat .diff__no {
  position: absolute;
  top: -16px;
  left: 26px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--rt-red);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18.5px;
}

.rt-feat .diff__worry {
  font-size: 15px;
  color: var(--rt-text-light);
  background: var(--rt-gray-bg);
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  margin: 10px 0 14px;
}

.rt-feat .diff__title {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  margin-top: 14px;
}

.rt-feat .diff p {
  font-size: 16.5px;
  color: var(--rt-text-mid);
  line-height: 1.85;
}

.rt-feat .diffs__more {
  text-align: center;
  margin-top: 40px;
}

.rt-feat .diffs__more a {
  display: inline-block;
  border: 2px solid var(--rt-red);
  padding: 15px 44px;
  border-radius: 50px;
  font-weight: 700;
}

@media (max-width: 900px) {
  .rt-feat .diffs {
    grid-template-columns: 1fr;
  }
}

/* ---------- 保護者の声（トップ） ---------- */
.rt-feat .voices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}

.rt-feat .voice {
  background: #fff;
  border-radius: var(--rt-radius);
  padding: 30px 30px 26px;
  border: 1px solid var(--rt-border);
  position: relative;
}

.rt-feat .voice::before {
  content: "\201C";
  position: absolute;
  top: 6px;
  left: 20px;
  font-size: 69px;
  color: var(--rt-red-light);
  opacity: 0.4;
  font-family: Georgia, serif;
}

.rt-feat .voice__stars {
  color: #f5a623;
  font-size: 19.5px;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.rt-feat .voice__title {
  font-size: 19.5px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.6;
}

.rt-feat .voice p {
  font-size: 16.5px;
  color: var(--rt-text-mid);
  line-height: 1.9;
}

.rt-feat .voice__meta {
  margin-top: 16px;
  font-size: 14.5px;
  color: var(--rt-text-light);
  border-top: 1px dotted var(--rt-border);
  padding-top: 12px;
}

@media (max-width: 900px) {
  .rt-feat .voices {
    grid-template-columns: 1fr;
  }
}

/* ---------- 初期費用の比較 ---------- */
.rt-feat .compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  margin-top: 36px;
}

.rt-feat .compare--center {
  max-width: 860px;
  margin: 0 auto;
}

.rt-feat .compare__col {
  border-radius: var(--rt-radius);
  overflow: hidden;
  border: 2px solid var(--rt-border);
  background: #fff;
}

.rt-feat .compare__col--ours {
  border-color: var(--rt-red);
  box-shadow: 0 4px 18px rgba(193, 69, 63, 0.14);
}

.rt-feat .compare__head {
  padding: 14px;
  text-align: center;
  font-weight: 700;
  font-size: 17px;
  background: #edebeb;
  color: var(--rt-text-mid);
}

.rt-feat .compare__col--ours .compare__head {
  background: var(--rt-red);
  color: #fff;
}

.rt-feat .compare__rows {
  padding: 8px 20px 4px;
  background: #fff;
}

.rt-feat .compare__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dotted var(--rt-border);
  font-size: 16.5px;
}

.rt-feat .compare__row span:last-child {
  white-space: nowrap;
  font-weight: 500;
}

.rt-feat .compare__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 20px;
  background: var(--rt-gray-bg);
  font-weight: 700;
}

.rt-feat .compare__col--ours .compare__total {
  background: var(--rt-pink-bg);
}

.rt-feat .compare__total b {
  font-size: 27.5px;
  color: var(--rt-text);
}

.rt-feat .compare__col--ours .compare__total b {
  color: var(--rt-red);
  font-size: 32px;
}

.rt-feat .compare__vs {
  font-size: 17px;
  color: var(--rt-text-light);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-align: center;
}

.rt-feat .compare__lead {
  text-align: center;
  font-size: 16px;
  color: var(--rt-text-light);
}

.rt-feat .compare__ttl {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  margin: 60px 0 4px;
}

@media (max-width: 900px) {
  .rt-feat .compare {
    grid-template-columns: 1fr;
  }
}

/* ---------- 料金表 ---------- */
.rt-feat .price {
  width: 100%;
  border-collapse: collapse;
  font-size: 17px;
  margin-top: 8px;
}

.rt-feat .price th {
  background: var(--rt-red);
  color: #fff;
  font-weight: 500;
  padding: 13px;
  border: 1px solid #fff;
}

.rt-feat .price td {
  padding: 14px 13px;
  text-align: center;
  border: 1px solid var(--rt-border);
  background: var(--rt-pink-bg-2);
}

.rt-feat .price tr.is-rec td {
  background: var(--rt-pink-bg);
  font-weight: 700;
}

.rt-feat .price .rec-tag {
  display: inline-block;
  background: var(--rt-red);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 20px;
  margin-right: 6px;
  vertical-align: 2px;
}

@media (max-width: 768px) {
  .rt-feat .price {
    font-size: 15.5px;
  }
  .rt-feat .price td,
  .rt-feat .price th {
    padding: 10px 6px;
  }
}

/* ---------- キャンペーン ---------- */
.rt-feat .campaign {
  margin-top: 32px;
  background: linear-gradient(135deg, #fff4e8, #fceeec);
  border: 2px solid var(--rt-red-light);
  border-radius: var(--rt-radius);
  padding: 26px 28px;
  text-align: center;
}

.rt-feat .campaign__label {
  display: inline-block;
  background: var(--rt-red);
  color: #fff;
  font-size: 14px;
  padding: 5px 16px;
  border-radius: 20px;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.rt-feat .campaign__main {
  font-size: 30px;
  font-weight: 700;
  color: var(--rt-navy);
  line-height: 1.5;
}

.rt-feat .campaign__main em {
  font-style: normal;
  color: var(--rt-red);
  font-size: 41.5px;
}

.rt-feat .campaign__note {
  font-size: 14.5px;
  color: var(--rt-text-light);
  margin-top: 12px;
}

@media (max-width: 768px) {
  .rt-feat .campaign__main {
    font-size: 22px;
  }
  .rt-feat .campaign__main em {
    font-size: 30px;
  }
}

/* ---------- 教室からのメッセージ ---------- */
.rt-feat .message {
  background: var(--rt-gray-bg);
  padding: 80px 0;
}

.rt-feat .message p {
  font-size: 18.5px;
  color: var(--rt-text-mid);
  margin-bottom: 20px;
  line-height: 2.15;
}

.rt-feat .message strong {
  color: var(--rt-red);
  font-weight: 700;
}

@media (max-width: 768px) {
  .rt-feat .message {
    padding: 52px 0;
  }
}

/* ---------- 最終CTA ---------- */
.rt-feat .cta {
  background: linear-gradient(135deg, #c1453f 0%, #d2685f 100%);
  color: #fff;
  padding: 70px 0;
  text-align: center;
}

.rt-feat .cta h2 {
  font-size: 34.5px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.rt-feat .cta__lead {
  font-size: 18.5px;
  opacity: 0.95;
  margin-bottom: 30px;
  line-height: 1.9;
}

.rt-feat .cta__points {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 30px;
  text-align: left;
  margin-bottom: 34px;
}

.rt-feat .cta__points li {
  list-style: none;
  font-size: 17px;
  display: flex;
  gap: 9px;
  align-items: flex-start;
}

.rt-feat .cta__points li::before {
  content: "\2713";
  font-weight: 700;
  color: #ffe08a;
  flex-shrink: 0;
}

.rt-feat .btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.rt-feat .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 44px;
  border-radius: 50px;
  font-size: 19.5px;
  font-weight: 700;
  transition: 0.25s;
  min-width: 250px;
  letter-spacing: 0.03em;
}

.rt-feat .btn--main {
  background: #fff;
  color: var(--rt-red);
  box-shadow: 0 5px 16px rgba(0, 0, 0, 0.16);
}

.rt-feat .btn--main:hover {
  transform: translateY(-2px);
  box-shadow: 0 9px 22px rgba(0, 0, 0, 0.22);
}

.rt-feat .btn--line {
  background: #06c755;
  color: #fff;
}

.rt-feat .btn--line:hover {
  background: #05b34c;
  transform: translateY(-2px);
}

.rt-feat .cta__bases {
  margin-top: 28px;
  font-size: 16px;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .rt-feat .cta {
    padding: 48px 0;
  }
  .rt-feat .cta h2 {
    font-size: 24px;
  }
  .rt-feat .cta__points {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .rt-feat .btn {
    width: 100%;
    padding: 16px;
    font-size: 18px;
    min-width: 0;
  }
}

/* ===========================================================
   教室の場所（#top11）の各ベースから /features/ への内部リンク。
   既存セクション内に置くため .rt-feat の外で完結させる
   =========================================================== */
.rt-baselink {
  text-align: center;
  margin: 18px 0 4px;
}

.rt-baselink a {
  display: inline-block;
  border: 2px solid #c1453f;
  color: #c1453f;
  background: #fff;
  padding: 11px 30px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  text-decoration: none;
  transition: 0.25s;
}

.rt-baselink a:hover {
  background: #c1453f;
  color: #fff;
  opacity: 1;
}

@media only screen and (max-width: 999px) {
  .rt-baselink a {
    font-size: 14px;
    padding: 10px 22px;
  }
}

/* ===========================================================
   スマホ追従CTA（全ページ共通・.rt-feat の外に出る唯一の要素）
   表示切替はテーマのブレークポイント 999px に合わせる。
   1000px 未満ではヘッダーのCTAがハンバーガーの中に隠れるため。
   =========================================================== */
.rt-sticky {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  display: none;
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid #e4e1e1;
  padding: 10px 12px;
  gap: 8px;
  box-shadow: 0 -3px 14px rgba(0, 0, 0, 0.1);
}

.rt-sticky a {
  flex: 1;
  text-align: center;
  padding: 14px 6px;
  border-radius: 50px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
}

.rt-sticky .rt-sticky__main {
  background: #c1453f;
  color: #fff;
}

.rt-sticky .rt-sticky__line {
  background: #06c755;
  color: #fff;
}

@media only screen and (max-width: 999px) {
  .rt-sticky {
    display: flex;
  }
  /* 追従バーがフッターの最終行に重ならないよう下に余白を作る */
  body {
    padding-bottom: 74px;
  }
}