/* ==========================================================================
   カラー・変数定義
   ========================================================================== */
:root {
  --color-board-bg: #11326c; /* カンプの深い紺色ボード背景 */
  --color-red: #e60012;      /* タイトルの左縦ライン用の赤 */
  --color-white: #ffffff;
  --color-text-dark: #333333;
}

/* ==========================================================================
   全体レイアウト
   ========================================================================== */
.top-numbers {
  position: relative;
  overflow: hidden;
  padding: 40px 0 120px 0;
  background-color: #ffffff;
}

/* 最背面（z-index: 1）：背景すかし（BY THE NUMBERS） */
.top-numbers__bg-watermark {
  position: absolute;
  top: 40px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1244px;
  height: auto;
  z-index: 1;
  pointer-events: none;
  user-select: none;
}

/* メインコンテンツ（最大横幅1100px中央揃え） */
.top-numbers__inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* ==========================================================================
   カンプ上部専用エリア（高さを物理的に保持して下の紺色ボードを完全に押し下げます）
   ========================================================================== */
.top-numbers__intro-area {
  position: relative;
  width: 100%;
  height: 240px;
  margin-bottom: 40px;
}

/* 中背面（z-index: 2）：吹き出しイメージ（200 100） */
.top-numbers__bg-image {
  position: absolute;
  top: 0;
  right: 0;
  width: 391px;
  height: auto;
  z-index: 2;
  pointer-events: none;
  user-select: none;
}

.top-numbers__bg-image img,
.top-numbers__bg-watermark img {
  width: 100%;
  height: auto;
  display: block;
}

/* 最前面（z-index: 3）：セクションヘッダー */
.top-numbers__header {
  position: absolute;
  bottom: 0;
  left: 0;
  max-width: 600px;
  z-index: 3;
}
.top-numbers__title {
  font-size: 2rem; /* 32px */
  font-weight: bold;
  color: #163570;
  margin: 0 0 16px 0;
  letter-spacing: 0.05em;
}
.top-numbers__title::after {
  content: "";
  display: block;
  width: 30px;
  height: 4px;
  background-color: var(--color-red);
  margin-top: 16px;
}
.top-numbers__lead {
  font-size: 0.875rem; /* 14px */
  color: #666666;
  margin: 0;
  line-height: 1.6;
}

/* ==========================================================================
   メインコンテンツボード（紺色背景）
   ========================================================================== */
.top-numbers__board {
  background-color: var(--color-board-bg);
  padding: 60px 50px;
  box-sizing: border-box;
  display: flex;
  gap: 50px;
  position: relative;
  z-index: 5;
}

/* 左エリア：実績グリッド（PC時は1段目横いっぱい、2段目・3段目が2列） */
.top-numbers__grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}

/* グリッド区切り線共通設定 */
.top-numbers__card {
  position: relative;
  box-sizing: border-box;
  padding: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.top-numbers__grid .top-numbers__card:nth-child(2),
.top-numbers__grid .top-numbers__card:nth-child(4) {
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}
.top-numbers__grid .top-numbers__card:nth-child(4),
.top-numbers__grid .top-numbers__card:nth-child(5) {
  border-bottom: none;
}
.top-numbers__card--history {
  grid-column: 1 / 3;
  border-right: none !important;
}

.top-numbers__card-inner {
  position: relative;
  height: 100%;
}

.top-numbers__card-title,
.top-numbers__stat-title {
  position: relative;
  font-size: 1.0625rem;
  color: var(--color-white);
  padding-left: 14px;
  margin: 0 0 16px 0;
  font-weight: bold;
  line-height: 1.4;
  z-index: 3;
}
.top-numbers__card-title::before,
.top-numbers__stat-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 4px;
  height: 18px;
  background-color: var(--color-red);
}

.top-numbers__card-content {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  padding-right: 20px;
}
.top-numbers__number {
  font-size: 5rem;
  font-weight: bold;
  color: var(--color-white);
  line-height: 1;
  font-family: 'Arial Black', sans-serif;
  letter-spacing: -0.02em;
}
.top-numbers__unit {
  font-size: 1.125rem;
  color: var(--color-white);
  margin-left: 8px;
  font-weight: bold;
}

/* 背景グラフィック（最大幅145px） */
.top-numbers__card-icon {
  position: absolute;
  top: 0;
  left: 120px;
  width: 145px;
  z-index: 1;
}
.top-numbers__card-illust {
  position: absolute;
  top: 0;
  left: 140px;
  width: 145px;
  opacity: 0.25;
  z-index: 1; 
  pointer-events: none;
}

/* ==========================================================================
   保有車両台数の内訳レイアウト（確実な横並び・ベースライン揃え）
   ========================================================================== */
.top-numbers__card-breakdown {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 16px; /* 輸送車両と電気工事車両の間隔 */
  margin-top: 10px;
}

/* 項目全体のコンテナ */
.top-numbers__breakdown-item {
  display: flex;
  flex-direction: column; /* ラベル（上段）と、数値・単位（下段）を分ける */
  gap: 4px;              /* 上下の隙間 */
}

/* 上段：項目名（ラベル） */
.top-numbers__breakdown-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: left;       /* カンプ通り左寄せ */
  display: block;         /* 確実に1行独立させる */
}

/* 下段：数字（num）と単位（unit）を確実に横並びにするための制御
   クラスを新設せず、HTMLの構造をそのまま利用して、アイテムの子要素の並びを右寄せの横並びにします */
.top-numbers__breakdown-item {
  position: relative;
}

/* 数字（num）と単位（unit）を右寄せで横並びに固定 */
.top-numbers__breakdown-num {
  font-size: 3.5rem;      /* 40px */
  font-weight: bold;
  color: var(--color-white);
  line-height: 1;
  display: inline-block;
  text-align: right;
  width: 100%;            /* 親の中で右寄せにするためのトリガー */
  padding-right: 24px;    /* 単位（台）の幅を見越した右余白 */
}

.top-numbers__breakdown-unit {
  position: absolute;
  right: 0;
  bottom: 2px;            /* 数字の下端（ベースライン）と綺麗に揃う高さに絶対配置 */
  font-size: 0.875rem;
  color: var(--color-white);
  font-weight: bold;
}

/* スマホ時（@media screen and (max-width: 768px) 内）の記述も、上記と同様に自動で引き継がれます */
/* 右エリア：統計エリア（PC時） */
.top-numbers__stats {
  width: 320px;
  display: flex;
  flex-direction: column;
  padding-left: 40px;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
}
.top-numbers__stat-box {
  padding: 24px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.top-numbers__stats .top-numbers__stat-box:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.top-numbers__stats .top-numbers__stat-box:first-child {
  padding-top: 0;
}
.top-numbers__chart-pie {
  text-align: center;
  margin-top: 10px;
}
.top-numbers__chart-pie img {
  max-width: 260px;
  width: 100%;
  height: auto;
  display: inline-block;
}
.top-numbers__stat-box--tenure {
  position: relative;
}
.top-numbers__stat-content {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
}
.top-numbers__stat-illust {
  position: absolute;
  bottom: 15px;
  right: 120px;
  width: 145px;
  opacity: 0.25;
  z-index: 1;
}
.top-numbers__chart-bar-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}
.top-numbers__chart-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.top-numbers__chart-label {
  font-size: 0.8125rem;
  color: var(--color-white);
  width: 80px;
  flex-shrink: 0;
}
.top-numbers__chart-bar-track {
  flex: 1;
  height: 24px;
  background-color: rgba(255, 255, 255, 0.15);
}
.top-numbers__chart-fill {
  height: 100%;
  background-color: var(--color-white);
}
.top-numbers__chart-pct {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-white);
  width: 45px;
  text-align: right;
}
.top-numbers__chart-unit {
  font-size: 0.75rem;
  font-weight: normal;
  margin-left: 2px;
}

/* 詳しく見るボタン */
.top-numbers__btn-wrapper {
  text-align: center;
  margin-top: 25px;
  position: relative;
  z-index: 10;
}
.top-numbers__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-white);
  border: 2px solid var(--color-board-bg);
  text-decoration: none;
  font-weight: bold;
  width: 220px;
  height: 50px;
  border-radius: 25px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}
.top-numbers__btn-text {
  font-size: 0.9375rem;
  color: var(--color-board-bg);
  position: relative;
  padding-left: 20px;
}
.top-numbers__btn-text::before {
  content: "→";
  position: absolute;
  left: -4px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  background-color: #2fb4e9;
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.6875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  transition: transform 0.3s ease;
}
.top-numbers__btn:hover {
  background-color: var(--color-board-bg);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}
.top-numbers__btn:hover .top-numbers__btn-text {
  color: var(--color-white);
}
.top-numbers__btn:hover .top-numbers__btn-text::before {
  transform: translateY(-50%) translateX(4px);
}

/* ==========================================================================
   スマホ（レスポンシブ）対応
   ========================================================================== */
@media screen and (max-width: 768px) {
  .top-numbers { padding: 30px 0 80px 0; }
  
  .top-numbers__bg-watermark { width: 100%; top: 20px; }
  .top-numbers__intro-area { height: 160px; margin-bottom: 24px; }
  .top-numbers__bg-image { max-width: 35%; top: 0; right: 0; }
  
  .top-numbers__inner { padding: 0 16px; }
  .top-numbers__header { max-width: 100%; }
  .top-numbers__title { font-size: 1.5rem; }
  
  .top-numbers__board {
    flex-direction: column;
    padding: 30px 20px;
    gap: 30px;
  }
  
  .top-numbers__grid {
    grid-template-columns: 1fr;
  }
  .top-numbers__card {
    grid-column: auto !important;
    padding: 24px 10px;
    border-right: none !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2) !important;
  }
  .top-numbers__grid .top-numbers__card:last-child {
    border-bottom: none !important;
  }

  .top-numbers__number { font-size: 3.5rem; }
  
  /* スマホ時も段組み（上下）の設定が自然に引き継がれます */
  .top-numbers__breakdown-num { font-size: 3.5rem; }
  .top-numbers__breakdown-label { font-size: 0.8125rem; }
  
  .top-numbers__card-icon { left: auto; right: 10px; top: -10px; width: 145px; }
  .top-numbers__card-illust { left: auto; right: 10px; top: 0; width: 145px; }
  
  .top-numbers__stats {
    width: 100%;
    padding-left: 0;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
  }
  .top-numbers__stat-box { padding: 20px 0; }
.top-numbers__chart-pie img { max-width: 220px; }
.top-numbers__stat-illust { right: auto; left: 10px; bottom: 20px; width: 145px; }
.top-numbers__btn-wrapper { margin-top: 20px; }
}

@media screen and (min-width: 769px) {
  .top-numbers__grid {
    min-width: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .top-numbers__card {
    min-width: 0;
    padding: 24px 16px;
  }

  .top-numbers__card-content {
    padding-right: 0;
  }

  .top-numbers__number {
    font-size: clamp(2.75rem, 4vw, 3.5rem);
  }

  .top-numbers__breakdown-num {
    font-size: clamp(2.5rem, 3.8vw, 3rem);
  }
}

@media screen and (min-width: 769px) and (max-width: 1100px) {
  .top-numbers__board {
    flex-direction: column;
    gap: 32px;
    padding: 36px 30px;
  }

  .top-numbers__grid {
    width: 100%;
    flex: none;
  }

  .top-numbers__stats {
    width: 100%;
    box-sizing: border-box;
    padding: 28px 0 0;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
  }
}