/* ===========================================================
   ホームページ維持費削減・乗り換えプラン（homepage-cost-reduction.html）専用スタイル
   共通の style.css（変数・ヘッダー・フッター・ボタン等）を前提に、
   このページだけで使う部品を「cs-」で始まる名前でまとめています。
=========================================================== */

.cs-page {
  --cs-ink: #1b3a2e;
  --cs-soft: #f3f8f5;
  --cs-line: #d9e6de;
}

.cs-accent {
  color: var(--orange-600);
}

/* 重要な数字：太く・桁をそろえて、ひと目で読めるようにする */
.cs-num {
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.cs-sp-br {
  display: none;
}

/* ---------------- ファーストビュー ---------------- */
.cs-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 88px;
  background: linear-gradient(155deg, var(--green-100) 0%, #f6faf7 52%, var(--cream-100) 100%);
}

.cs-hero::before,
.cs-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.cs-hero::before {
  width: 420px;
  height: 420px;
  top: -160px;
  right: -120px;
  background: radial-gradient(circle, rgba(74, 140, 111, 0.16), rgba(74, 140, 111, 0) 70%);
}

.cs-hero::after {
  width: 320px;
  height: 320px;
  bottom: -160px;
  left: -100px;
  background: radial-gradient(circle, rgba(232, 150, 90, 0.16), rgba(232, 150, 90, 0) 70%);
}

.cs-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: 56px;
  align-items: center;
}

.cs-hero-eyebrow {
  display: inline-block;
  margin-bottom: 20px;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-700);
  background: var(--white);
  line-height: 1.6;
  border: 1px solid var(--cs-line);
  border-radius: 18px;
}

.cs-hero-title {
  margin-bottom: 24px;
  color: var(--green-900);
  font-size: clamp(2rem, 1.1rem + 3.2vw, 3.5rem);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.cs-hero-title-line {
  display: block;
}

.cs-hero-lead {
  margin-bottom: 32px;
  color: var(--text-600);
  font-size: 1.05rem;
  line-height: 1.95;
}

.cs-hero-lead strong {
  color: var(--green-900);
  background: linear-gradient(transparent 62%, rgba(232, 150, 90, 0.3) 62%);
}

.cs-hero-actions {
  margin-bottom: 16px;
}

.cs-hero-note {
  font-size: 0.9rem;
  color: var(--green-700);
  font-weight: 500;
}

.cs-hero-note::before {
  content: "✓";
  margin-right: 6px;
  font-weight: 800;
  color: var(--orange-600);
}

/* 料金のポイントを並べたカード */
.cs-hero-panel {
  padding: 28px 28px 24px;
  background: var(--white);
  border: 1px solid var(--cs-line);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(31, 77, 60, 0.12);
}

.cs-hero-stat {
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px dashed var(--cs-line);
}

.cs-hero-stat-label {
  margin-bottom: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-700);
}

.cs-hero-stat-main {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
}

.cs-hero-stat-name {
  flex: 1 1 11em;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--green-900);
}

.cs-hero-stat-price {
  margin-left: auto;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--orange-600);
  white-space: nowrap;
}

.cs-hero-stat-price .cs-num {
  font-size: clamp(2.6rem, 2rem + 2.2vw, 3.6rem);
}

.cs-hero-example {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  color: var(--white);
  background: linear-gradient(135deg, var(--green-900), var(--green-700));
}

.cs-hero-example-title {
  margin-bottom: 4px;
  font-size: 0.9rem;
  opacity: 0.9;
}

.cs-hero-example-body {
  font-size: 1.15rem;
  line-height: 1.6;
}

.cs-hero-example-body strong {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffd9b8;
}

.cs-hero-example-foot {
  margin-top: 6px;
  font-size: 0.78rem;
  opacity: 0.8;
}

/* ---------------- 問題提起 ---------------- */
.cs-problem {
  color: var(--white);
  background: linear-gradient(160deg, var(--green-900), #173d30);
}

.cs-problem-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 56px;
  align-items: center;
}

.cs-problem .section-tag {
  color: var(--green-900);
  background: #cfe6da;
}

.cs-problem-title {
  margin-bottom: 20px;
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.45;
}

.cs-problem-copy p {
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.88);
}

.cs-cost-card {
  padding: 28px;
  color: var(--text-900);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.25);
}

.cs-cost-card-title {
  margin-bottom: 12px;
  font-weight: 700;
  color: var(--green-900);
}

.cs-cost-card-title strong {
  font-size: 1.3rem;
  color: var(--orange-600);
}

.cs-cost-list {
  margin-bottom: 12px;
}

.cs-cost-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--cs-line);
}

.cs-cost-row dt {
  font-weight: 700;
  color: var(--text-600);
}

.cs-cost-row dd {
  font-weight: 700;
  color: var(--green-900);
}

.cs-cost-row dd .cs-num {
  font-size: 1.9rem;
}

.cs-cost-row--strong {
  margin: 4px -12px;
  padding: 14px 12px;
  background: var(--orange-100);
  border-radius: var(--radius-sm);
  border-bottom: 0;
}

.cs-cost-row--strong dt {
  color: var(--orange-600);
}

.cs-cost-row--strong dd {
  color: var(--orange-600);
}

.cs-cost-row--strong dd .cs-num {
  font-size: 2.5rem;
}

.cs-cost-card-foot {
  font-size: 0.8rem;
  color: var(--text-600);
}

/* ---------------- こんなお悩み ---------------- */
.cs-worry {
  background: var(--cream-100);
}

.cs-worry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  list-style: none;
}

.cs-worry-item {
  position: relative;
  padding: 22px 22px 22px 64px;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  line-height: 1.75;
}

.cs-worry-item::before {
  content: "✓";
  position: absolute;
  top: 22px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--white);
  background: var(--orange-500);
  border-radius: 50%;
}

.cs-worry-item strong {
  color: var(--green-900);
  background: linear-gradient(transparent 68%, rgba(232, 150, 90, 0.28) 68%);
}

/* ---------------- 費用比較 ---------------- */
.cs-compare {
  background: var(--white);
}

.cs-compare-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
  margin-bottom: 40px;
}

.cs-compare-col {
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 2px solid var(--cs-line);
  background: #f7f8f7;
}

.cs-compare-col--after {
  background: linear-gradient(160deg, #ffffff, var(--green-100));
  border-color: var(--green-500);
  box-shadow: 0 16px 40px rgba(31, 77, 60, 0.14);
}

.cs-compare-col-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  background: #8a948f;
  border-radius: 999px;
}

.cs-compare-col--after .cs-compare-col-tag {
  background: var(--green-700);
}

.cs-compare-col-title {
  font-weight: 700;
  color: var(--text-900);
}

.cs-compare-col-price {
  margin: 2px 0 8px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-600);
  line-height: 1.2;
}

.cs-compare-col-price .cs-num {
  font-size: clamp(2.4rem, 2rem + 1.6vw, 3.2rem);
}

.cs-compare-col--after .cs-compare-col-price {
  color: var(--orange-600);
}

.cs-compare-col-label {
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-600);
}

.cs-compare-col--after .cs-compare-col-label {
  color: var(--green-700);
}

/* 比較の主役の数字：現在は「年間」、右は「乗り換え費用」。同じ大きさでそろえる */
.cs-compare-col-price--big .cs-num {
  font-size: clamp(2.8rem, 2.2rem + 2.2vw, 3.8rem);
}

.cs-compare-col-sub {
  margin-bottom: 14px;
  font-size: 0.85rem;
  color: var(--text-600);
}

/* 3年間の金額：年間額より小さく、でも目立たせる */
.cs-compare-col-3y {
  margin-bottom: 16px;
  padding: 10px 14px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-900);
  background: var(--white);
  border: 1px solid #cfd6d2;
  border-left: 5px solid #8a948f;
  border-radius: var(--radius-sm);
}

.cs-compare-col-3y strong {
  margin-left: 6px;
  color: var(--text-900);
}

.cs-compare-col-3y .cs-num {
  font-size: 1.75rem;
}

.cs-compare-col-price small {
  margin-left: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-600);
}

.cs-compare-col-list {
  list-style: none;
}

.cs-compare-col-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.cs-compare-col-list li::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #aab3ae;
}

.cs-compare-col--after .cs-compare-col-list li::before {
  background: var(--green-500);
}

.cs-compare-arrow,
.cs-diagram-arrow {
  align-self: center;
  color: var(--orange-500);
}

/* 3年間の棒グラフ */
.cs-chart {
  max-width: 880px;
  margin: 0 auto 32px;
  padding: 28px 28px 24px;
  background: var(--cream-100);
  border-radius: var(--radius-lg);
}

.cs-chart-title {
  margin-bottom: 18px;
  font-weight: 700;
  color: var(--green-900);
}

/* 縦棒グラフ：左が現在の管理費、右が乗り換え費用。棒の高さは金額に比例（356,400円 : 49,500円） */
.cs-vchart {
  --plot-h: 320px;
  --label-room: 112px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 640px;
  margin: 0 auto;
}

.cs-vcol {
  text-align: center;
}

/* 棒を描く領域。上に金額・バッジ用の余白を取り、下の線を棒の土台にする */
.cs-vplot {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: var(--plot-h);
  padding-top: var(--label-room);
  border-bottom: 3px solid #b9c7bf;
}

.cs-vbarwrap {
  position: relative;
  width: min(100%, 150px);
  height: var(--h);
}

.cs-vbar {
  width: 100%;
  height: 100%;
  border-radius: 10px 10px 0 0;
  transform-origin: center bottom;
}

.cs-vcol--before .cs-vbar {
  background: linear-gradient(180deg, #98a39d, #6f7c76);
}

.cs-vcol--after .cs-vbar {
  min-height: 14px;
  background: linear-gradient(180deg, var(--green-500), var(--green-700));
}

/* 金額とバッジは棒の頂点の少し上に置く（棒が伸びても動かさず、あとからふわっと表示） */
.cs-vlabels {
  position: absolute;
  bottom: 100%;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding-bottom: 10px;
  transform: translateX(-50%);
  white-space: nowrap;
}

.cs-vamount {
  font-size: clamp(1.4rem, 1rem + 2.2vw, 2.3rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-900);
}

.cs-vcol--after .cs-vamount {
  color: var(--green-700);
}

/* 「6分の1以下」バッジ：淡い緑の吹き出し。金額より控えめにする */
.cs-vbadge {
  position: relative;
  padding: 3px 14px;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--green-900);
  background: var(--green-100);
  border: 1px solid var(--green-500);
  border-radius: 999px;
}

.cs-vbadge::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 9px;
  height: 9px;
  background: var(--green-100);
  border-right: 1px solid var(--green-500);
  border-bottom: 1px solid var(--green-500);
  transform: translateX(-50%) rotate(45deg);
}

.cs-vname {
  margin-top: 12px;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--green-900);
}

.cs-vsub {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-600);
}

/* 差額：主役にしない控えめな帯 */
.cs-vdiff {
  width: fit-content;
  margin: 22px auto 0;
  padding: 4px 18px;
  line-height: 1.6;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-600);
  background: var(--white);
  border: 1px solid var(--cs-line);
  border-radius: 999px;
}

.cs-vdiff strong {
  margin: 0 2px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-900);
}

/* 棒が下から上へ約2秒かけて伸びる（JSが動くときだけ。画面に入ったときに1回） */
.cs-js .cs-vbar {
  transform: scaleY(0);
}

.cs-js .cs-vchart.is-grown .cs-vbar {
  transform: scaleY(1);
  transition: transform 2s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.cs-js .cs-vlabels {
  opacity: 0;
}

.cs-js .cs-vchart.is-grown .cs-vlabels {
  opacity: 1;
  transition: opacity 0.8s ease 1s;
}

.cs-chart-foot {
  margin-top: 10px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-600);
}

/* 強調は「6分の1以下」だけ。主役の数字（118,800円・49,500円）と競合しない大きさにとどめる */
.cs-chart-foot strong {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--green-900);
  background: linear-gradient(transparent 62%, rgba(74, 140, 111, 0.25) 62%);
}

/* 月ごとの累計 */
.cs-months {
  max-width: 880px;
  margin: 0 auto 24px;
  padding: 24px 24px 18px;
  border: 1px solid var(--cs-line);
  border-radius: var(--radius-lg);
}

.cs-months-title {
  margin-bottom: 16px;
  text-align: center;
  font-weight: 700;
  color: var(--green-900);
}

.cs-months-title strong {
  font-size: 1.25rem;
  color: var(--orange-600);
}

.cs-months-list {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  list-style: none;
}

.cs-months-list li {
  padding: 8px 4px;
  text-align: center;
  background: var(--cs-soft);
  border-radius: var(--radius-sm);
}

.cs-months-m {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-600);
}

.cs-months-m::after {
  content: "か月目";
}

.cs-months-v {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--green-900);
  font-variant-numeric: tabular-nums;
}

.cs-months-list .cs-months-hit {
  background: var(--orange-500);
  box-shadow: 0 6px 16px rgba(232, 150, 90, 0.4);
}

.cs-months-hit .cs-months-m,
.cs-months-hit .cs-months-v {
  color: var(--white);
}

.cs-months-hit .cs-months-v {
  font-size: 1.1rem;
  font-weight: 800;
}

.cs-months-foot {
  margin-top: 12px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-600);
}

.cs-disclaimer {
  max-width: 880px;
  margin: 0 auto;
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--text-600);
}

/* ---------------- しくみ ---------------- */
.cs-why {
  background: var(--cs-soft);
}

.cs-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 48px;
}

.cs-diagram-col {
  padding: 24px;
  text-align: center;
  background: var(--white);
  border: 2px solid var(--cs-line);
  border-radius: var(--radius-lg);
}

.cs-diagram-col--after {
  border-color: var(--green-500);
  box-shadow: 0 16px 40px rgba(31, 77, 60, 0.12);
}

.cs-diagram-tag {
  margin-bottom: 14px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-600);
}

.cs-diagram-col--after .cs-diagram-tag {
  color: var(--green-700);
}

.cs-diagram-blocks {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  list-style: none;
}

.cs-diagram-blocks li {
  padding: 8px 12px;
  font-size: 0.9rem;
  font-weight: 700;
  color: #5d6a64;
  background: #eef0ef;
  border: 1px dashed #b9c2bd;
  border-radius: 8px;
}

.cs-diagram-blocks--few li {
  padding: 14px 12px;
  font-size: 1.05rem;
  color: var(--white);
  background: linear-gradient(135deg, var(--green-500), var(--green-700));
  border: 0;
}

.cs-diagram-note {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-600);
}

.cs-why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.cs-why-card {
  position: relative;
  padding: 36px 24px 26px;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.cs-why-num {
  position: absolute;
  top: -20px;
  left: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  background: var(--orange-500);
  border-radius: 50%;
  box-shadow: 0 6px 16px rgba(232, 150, 90, 0.4);
}

.cs-why-card h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  line-height: 1.5;
  color: var(--green-900);
}

.cs-why-card p:not(.cs-why-num) {
  font-size: 0.95rem;
  color: var(--text-600);
  line-height: 1.85;
}

/* ---------------- 含まれる内容 ---------------- */
.cs-include {
  background: var(--white);
}

.cs-include-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 32px;
  align-items: start;
}

.cs-include-price {
  position: sticky;
  top: 96px;
  padding: 36px 28px;
  text-align: center;
  color: var(--white);
  background: linear-gradient(160deg, var(--green-900), var(--green-700));
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 48px rgba(31, 77, 60, 0.25);
}

.cs-include-price-name {
  margin-bottom: 8px;
  font-weight: 700;
  line-height: 1.6;
  opacity: 0.95;
}

.cs-include-price-num {
  margin-bottom: 14px;
  line-height: 1.1;
  color: #ffd9b8;
}

.cs-include-price-num .cs-num {
  font-size: clamp(3.2rem, 2.4rem + 3vw, 4.6rem);
}

.cs-include-price-unit {
  font-size: 1.5rem;
  font-weight: 800;
}

.cs-include-price-note {
  margin-bottom: 22px;
  font-size: 0.85rem;
  line-height: 1.8;
  opacity: 0.88;
}

.cs-include-lists {
  padding: 32px;
  background: var(--cs-soft);
  border-radius: var(--radius-lg);
}

.cs-include-subhead {
  margin-bottom: 14px;
  font-size: 1.05rem;
  color: var(--green-900);
}

.cs-include-subhead--sub {
  margin-top: 28px;
  color: var(--text-600);
}

.cs-check-list,
.cs-plain-list {
  list-style: none;
}

.cs-check-list li {
  position: relative;
  padding: 0 0 12px 36px;
  line-height: 1.7;
}

.cs-check-list li::before {
  content: "✓";
  position: absolute;
  top: 1px;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--white);
  background: var(--green-500);
  border-radius: 50%;
}

.cs-plain-list li {
  position: relative;
  padding: 0 0 8px 20px;
  font-size: 0.95rem;
  color: var(--text-600);
}

.cs-plain-list li::before {
  content: "";
  position: absolute;
  top: 0.8em;
  left: 4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #aab3ae;
}

/* ---------------- 向き・不向き ---------------- */
.cs-fit {
  background: var(--cream-100);
}

.cs-fit-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.cs-fit-col {
  padding: 32px 28px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border-top: 6px solid var(--green-500);
  box-shadow: var(--shadow-soft);
}

.cs-fit-col--ng {
  border-top-color: var(--orange-500);
}

.cs-fit-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  font-size: 1.15rem;
  color: var(--green-900);
}

.cs-fit-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  background: var(--green-500);
  border-radius: 50%;
}

.cs-fit-col--ng .cs-fit-mark {
  background: var(--orange-500);
}

.cs-fit-list {
  list-style: none;
}

.cs-fit-list li {
  position: relative;
  padding: 0 0 10px 22px;
  line-height: 1.75;
}

.cs-fit-list li::before {
  content: "";
  position: absolute;
  top: 0.75em;
  left: 4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-500);
}

.cs-fit-col--ng .cs-fit-list li::before {
  background: var(--orange-500);
}

.cs-fit-note {
  margin-top: 8px;
  padding: 14px 16px;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--text-900);
  background: var(--orange-100);
  border-radius: var(--radius-sm);
}

/* ---------------- 押し売りしない姿勢 ---------------- */
.cs-honest {
  padding: 72px 0;
  background: var(--white);
}

.cs-honest-box {
  display: flex;
  align-items: center;
  gap: 28px;
  max-width: 900px;
  margin: 0 auto;
  padding: 36px 40px;
  background: linear-gradient(135deg, var(--green-100), #f5faf7);
  border: 2px solid var(--green-500);
  border-radius: var(--radius-lg);
}

.cs-honest-mark {
  flex-shrink: 0;
}

.cs-honest-title {
  margin-bottom: 10px;
  font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem);
  line-height: 1.5;
  color: var(--green-900);
}

.cs-honest-body p {
  color: var(--text-600);
}

/* ---------------- ご利用の流れ ---------------- */
.cs-flow {
  background: var(--cs-soft);
}

.cs-flow-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  list-style: none;
  counter-reset: none;
}

.cs-flow-item {
  position: relative;
  padding: 24px 16px 20px;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.cs-flow-item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 38px;
  right: -14px;
  z-index: 1;
  width: 12px;
  height: 12px;
  border-top: 3px solid var(--orange-500);
  border-right: 3px solid var(--orange-500);
  transform: rotate(45deg);
}

.cs-flow-num {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
  color: var(--orange-600);
}

.cs-flow-num span {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

.cs-flow-item h3 {
  margin-bottom: 8px;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--green-900);
}

.cs-flow-item p:not(.cs-flow-num) {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-600);
}

.cs-flow-note {
  max-width: 880px;
  margin: 24px auto 0;
  font-size: 0.85rem;
  color: var(--text-600);
}

/* ---------------- FAQ ---------------- */
.cs-faq {
  background: var(--white);
}

.cs-faq-list {
  max-width: 820px;
  margin: 0 auto;
}

.cs-faq-item {
  margin-bottom: 12px;
  background: var(--white);
  border: 1px solid var(--cs-line);
  border-radius: var(--radius-md);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.cs-faq-item[open] {
  border-color: var(--green-500);
  box-shadow: var(--shadow-soft);
}

.cs-faq-item summary {
  position: relative;
  display: block;
  padding: 18px 56px 18px 56px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--green-900);
  cursor: pointer;
  list-style: none;
}

.cs-faq-item summary::-webkit-details-marker {
  display: none;
}

.cs-faq-item summary::before {
  content: "Q";
  position: absolute;
  top: 16px;
  left: 16px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--white);
  background: var(--green-700);
  border-radius: 50%;
}

.cs-faq-item summary::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 22px;
  width: 10px;
  height: 10px;
  border-right: 3px solid var(--green-700);
  border-bottom: 3px solid var(--green-700);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--transition);
}

.cs-faq-item[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}

.cs-faq-item summary:focus-visible {
  outline: 3px solid var(--orange-500);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.cs-faq-item p {
  padding: 0 24px 20px 56px;
  color: var(--text-600);
  line-height: 1.9;
}

/* ---------------- CTA ---------------- */
.cs-cta-eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  padding: 4px 18px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green-900);
  background: #ffd9b8;
  border-radius: 999px;
}

.cs-cta h2 {
  margin-bottom: 14px;
}

.cs-cta-lead {
  margin-bottom: 28px;
  opacity: 0.9;
}

/* ---------------- 画面幅ごとの調整 ---------------- */
@media (max-width: 960px) {
  .cs-hero-grid,
  .cs-problem-grid,
  .cs-include-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .cs-include-price {
    position: static;
  }

  .cs-worry-grid,
  .cs-why-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cs-why-grid {
    row-gap: 36px;
  }

  .cs-flow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cs-flow-item:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 768px) {
  .cs-hero {
    padding: 48px 0 56px;
  }

  .cs-pc-br {
    display: none;
  }

  .cs-compare-cols,
  .cs-diagram {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .cs-compare-arrow,
  .cs-diagram-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .cs-fit-cols {
    grid-template-columns: 1fr;
  }

  .cs-months-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

}

@media (max-width: 640px) {
  .cs-sp-br {
    display: inline;
  }

  .cs-worry-grid,
  .cs-why-grid,
  .cs-flow-list {
    grid-template-columns: 1fr;
  }

  .cs-hero-panel,
  .cs-cost-card {
    padding: 22px 20px;
  }

  .cs-include-lists {
    padding: 24px 20px;
  }

  .cs-honest-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px 24px;
  }

  .cs-compare-col-price small {
    display: block;
    margin: 4px 0 0;
  }

  .cs-faq-item summary {
    padding: 16px 48px 16px 52px;
  }

  .cs-faq-item p {
    padding: 0 20px 18px 20px;
  }

  .cs-flow-item {
    padding: 20px 18px;
  }
}

/* ===========================================================
   追加：月額管理費なし／スポットサポート／安心サポート
=========================================================== */

/* ファーストビューの料金カード：補足の一文 */
.cs-hero-stat-note {
  margin-top: 8px;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--text-600);
}

.cs-hero-stat-note strong {
  color: var(--green-900);
}

/* ---------------- 乗り換え後のサポート（3つの選び方） ---------------- */
.cs-support {
  background: var(--cs-soft);
}

.cs-support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.cs-support-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 24px 24px;
  background: var(--white);
  border: 2px solid var(--cs-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

/* 基本（月額管理費なし）は、おすすめの基本形として少し強調する */
.cs-support-card--base {
  border-color: var(--green-500);
  box-shadow: 0 16px 40px rgba(31, 77, 60, 0.14);
}

.cs-support-step {
  align-self: flex-start;
  margin-bottom: 12px;
  padding: 3px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--white);
  background: var(--green-700);
  border-radius: 999px;
}

.cs-support-card--spot .cs-support-step {
  background: var(--orange-600);
}

.cs-support-card--care .cs-support-step {
  background: #6f8f80;
}

.cs-support-badge {
  position: absolute;
  top: 24px;
  right: 22px;
  padding: 2px 12px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--green-700);
  background: var(--white);
  border: 1px solid var(--green-500);
  border-radius: 999px;
}

.cs-support-name {
  margin-bottom: 6px;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--green-900);
}

.cs-support-price {
  margin-bottom: 14px;
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--green-700);
}

.cs-support-card--spot .cs-support-price {
  color: var(--orange-600);
}

.cs-support-card--care .cs-support-price {
  color: var(--green-900);
}

.cs-support-price .cs-num {
  font-size: clamp(2.3rem, 2rem + 1.2vw, 2.9rem);
}

.cs-support-price small {
  margin-left: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-600);
}

.cs-support-text {
  margin-bottom: 14px;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--text-600);
}

.cs-support-sub {
  margin-bottom: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--green-900);
}

.cs-support-list {
  margin-bottom: 14px;
  list-style: none;
}

.cs-support-list li {
  position: relative;
  padding: 0 0 6px 24px;
  font-size: 0.93rem;
  line-height: 1.7;
}

.cs-support-list li::before {
  content: "✓";
  position: absolute;
  top: 2px;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 17px;
  height: 17px;
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--white);
  background: var(--green-500);
  border-radius: 50%;
}

.cs-support-note {
  margin-top: auto;
  padding: 12px 14px;
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--text-900);
  background: var(--orange-100);
  border-radius: var(--radius-sm);
}

.cs-support-foot {
  max-width: 760px;
  margin: 32px auto 0;
  text-align: center;
  font-size: 0.95rem;
  color: var(--text-600);
}

@media (max-width: 960px) {
  .cs-support-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }
}

/* ---------------- 縦棒グラフ：スマホ ---------------- */
@media (max-width: 640px) {
  .cs-chart {
    padding: 22px 14px 20px;
  }

  .cs-vchart {
    --plot-h: 300px;
    --label-room: 108px;
    gap: 12px;
  }

  .cs-vbarwrap {
    width: min(86%, 112px);
  }

  .cs-vamount {
    font-size: 1.4rem;
  }

  .cs-vbadge {
    font-size: 0.78rem;
    padding: 2px 10px;
  }

  .cs-vname {
    font-size: 0.88rem;
  }

  .cs-vsub {
    font-size: 0.74rem;
  }
}