/* =========================================================
Hotmelt Top Styles — Cleaned & Scoped (renewal)
========================================================= */

@charset "UTF-8";

/* =========================================================
 * Top Page v2 Styles (pages_v04.css)
 * ========================================================= */

/* =========================================================
   1. Hero Section (The Fluid Opening)
   ========================================================= */
.home-hero {
  position: relative;
  width: 100%;
  /* PCではしっかり高さを取り、没入感を出す */
  min-height: 700px;
  background-color: var(--c-navy);
  overflow: hidden;
  color: #fff;
  /* Flex配置でコンテンツを中央左寄りに */
  display: flex;
  align-items: center;
}

/* 背景画像 */
.home-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.home-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* グラデーションオーバーレイ（より深みのある色に） */
.home-hero__bg::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /*background: linear-gradient(
    105deg,
    rgba(10, 29, 43, 0.9) 0%,
    rgba(10, 29, 43, 0.7) 45%,
    rgba(10, 29, 43, 0.2) 100%
  );*/
  background: linear-gradient(
    to right,
    rgba(6, 22, 38, 0.55),
    rgba(6, 22, 38, 0.25),
    rgba(6, 22, 38, 0)
  );
  z-index: 2;
}

/* ★有機的カーブ（S字の始点） */
.home-hero__curve {
  position: absolute;
  bottom: -1px; /* 隙間防止 */
  left: 0;
  width: 100%;
  height: 80px; /* カーブの深さ */
  background-color: var(--c-bg-blue); /* 下のセクションと同じ色 */
  z-index: 3;
  /* 左が低く、右が高いカーブを作る */
  border-radius: 100% 0 0 0 / 100% 0 0 0;
  transform: scaleX(1.5); /* カーブを緩やかに引き伸ばす */
  transform-origin: left bottom;
  opacity: 0.15;
}

.home-hero__curve-top {
  position: absolute;
  top: -1px; /* 隙間防止 */
  left: 0;
  width: 100%;
  height: 80px; /* カーブの深さ */
  background-color: var(--c-bg-blue); /* 下のセクションと同じ色 */
  z-index: 3;
  /* 左が低く、右が高いカーブを作る */
  border-radius: 0 0 0 100% / 0 0 0 100%;
  transform: scaleX(1.5); /* カーブを緩やかに引き伸ばす */
  transform-origin: left top;
  opacity: 0.15;
}

/* コンテンツコンテナ */
.home-hero__inner {
  position: relative;
  z-index: 4;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 20px 140px; /* 下部はカーブの分だけ余白を多く */
}

/* コンテンツボックス */
.home-hero__content {
  max-width: 700px;
}
/* すりガラス効果（お好みでpx調整してください。0pxだと透明、4px〜10pxですりガラス感が出ます） */
.glass-panel {
  backdrop-filter: blur(4px);
}

/* タイポグラフィ */
.home-hero h1 {
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
  /* 文字の影を調整して浮き立たせる */
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.home-hero__catch-sub {
  font-size: clamp(1.6rem, 2vw, 2.2rem);
  display: block;
  margin-bottom: 0.3em;
  font-weight: 700;
}

.home-hero__catch-main {
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  font-weight: 800;
  /* ゴールド〜白のグラデーションで高級感 */
  background: linear-gradient(to right, #ffffff 0%, #faddb8 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: #fff; /* フォールバック */
}

.home-hero__desc {
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 48px;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  max-width: 600px;
}

/* CTAエリア */
.home-hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 32px;
}

.btn--hero {
  min-width: 300px;
  padding: 1.2em 2.4em;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 99px;
  box-shadow: 0 4px 25px rgba(233, 119, 48, 0.6);
  border: 2px solid rgba(255, 255, 255, 0.2);
}
.btn--hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(233, 119, 48, 0.8);
}

.home-hero__link-sub {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.3s;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  padding-bottom: 2px;
}
.home-hero__link-sub:hover {
  color: #fff;
  text-decoration: none;
  opacity: 0.8;
  border-bottom-color: #fff;
}

/* 矢印のアニメーション */
.arrow-anim {
  display: inline-block;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(5px);
  }
  60% {
    transform: translateY(3px);
  }
}

/* =========================================================
   2. Demo & Support Section (Flow Adjustment)
   ========================================================= */
.home-demo {
  /* ここが重要：カーブの分、上部の余白を広げます */
  padding: 100px 0 80px;
  position: relative;
  /* 背景色：グレー単色ではなく、上部が少し明るいグラデーションに */
  background-color: var(--c-gray); /* フォールバック */
  background: linear-gradient(180deg, var(--c-bg-blue) 0%, #fff 100%);
}

/* 上からの光の演出 */
.home-demo__bg-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 400px;
  background: radial-gradient(
    circle at 30% 0%,
    rgba(255, 255, 255, 0.8) 0%,
    rgba(255, 255, 255, 0) 60%
  );
  z-index: 0;
  pointer-events: none;
}

.home-demo__container {
  position: relative;
  z-index: 1; /* 光より上に */
  display: flex;
  justify-content: space-between;
  gap: 72px; /* 左右のカラム間隔を広めに */
}

/* --- Left Column: Demo --- */
.home-demo__left {
  flex: 1;
  min-width: 300px;
}

.section-title-left {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 30px;
  line-height: 1.5;
  color: var(--c-navy);
}
.text-accent {
  color: var(--c-orange);
  background: linear-gradient(transparent 70%, rgba(233, 119, 48, 0.2) 70%);
}

.home-demo__visual {
  position: relative;
  border-radius: var(--r-md);
  overflow: visible;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.home-demo__visual img {
  border-radius: var(--r-md);
  width: 100%;
  height: auto;
  display: block;
}

.demo-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background-color: #e60012;
  color: #fff;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
  transform: rotate(-10deg);
  text-align: center;
  z-index: 10;
  border: 3px solid #fff;
}
.demo-badge__sub {
  font-size: 0.8rem;
  font-weight: 700;
}
.demo-badge__main {
  font-size: 1.2rem;
  font-weight: 900;
  line-height: 1.2;
}

.home-demo__check-list {
  margin: 24px 0 32px;
  padding: 20px;
  background: #fff;
  border-radius: var(--r-sm);
  border: 1px solid var(--c-border);
}
.home-demo__check-list li {
  list-style: none;
  margin-bottom: 10px;
  padding-left: 1.5em;
  position: relative;
  font-weight: 700;
  color: var(--c-text);
}
.home-demo__check-list li::before {
  content: "✔";
  color: var(--c-orange);
  position: absolute;
  left: 0;
  font-weight: 900;
}
.home-demo__check-list li:last-child {
  margin-bottom: 0;
}

.home-demo__tel-link {
  margin-top: 15px;
  font-size: 0.9rem;
  font-weight: 700;
}

/* --- Right Column: Support Cards --- */
.home-demo__right {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.home-demo__sub-title {
  font-size: 1.4rem;
  margin-bottom: 24px;
  color: var(--c-navy);
  border-left: 5px solid var(--c-orange);
  padding-left: 15px;
  display: flex;
  align-items: center;
}

.home-reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.home-reason-card {
  background: #fff;
  padding: 24px;
  border-radius: 18px;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.3s ease;
  height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.8);
}
.home-reason-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.12);
}

.home-reason-card__icon {
  width: 56px;
  height: 56px;
  margin-bottom: 18px;
  padding: 10px;
  background-color: var(--c-bg-blue);
  border-radius: 14px;
}
.home-reason-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.home-reason-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--c-navy);
  line-height: 1.4;
}
.home-reason-card p {
  font-size: 0.85rem;
  color: var(--c-muted);
  line-height: 1.6;
}

/* =========================================================
   SP Response (Hero & Demo)
   ========================================================= */
@media screen and (max-width: 768px) {
  /* Hero */
  .home-hero {
    min-height: auto;
    display: block; /* Flex解除 */
  }

  .home-hero__bg::after {
    /* SPは縦グラデーション */
    background: linear-gradient(
      180deg,
      rgba(10, 29, 43, 0.4) 0%,
      rgba(10, 29, 43, 0.7) 50%,
      rgba(10, 29, 43, 1) 100%
    );
  }

  .home-hero__inner {
    padding: 100px 20px 80px; /* カーブの分、下は少し広めに */
  }
  .home-hero__catch-main {
    font-size: 2.2rem;
  }

  .home-hero__cta {
    flex-direction: column;
    align-items: stretch;
  }
  .btn--hero {
    width: 100%;
    text-align: center;
  }
  .home-hero__link-sub {
    justify-content: center;
  }

  /* ★SPでのカーブ調整 */
  .home-hero__curve {
    height: 40px;
    border-radius: 50% 50% 0 0 / 100% 100% 0 0; /* 単純な山形アーチに変更 */
    transform: scaleX(1.5);
    bottom: -1px;
  }

  /* Demo Section */
  .home-demo {
    padding-top: 60px;
  }
  .home-demo__container {
    flex-direction: column;
    gap: 40px;
  }

  /* Badge Position Fix for SP */
  .demo-badge {
    width: 100px;
    height: 100px;
    bottom: -15px;
    right: -5px;
  }
  .demo-badge__sub {
    font-size: 0.7rem;
  }
  .demo-badge__main {
    font-size: 0.9rem;
  }

  /* Support Cards on SP */
  .home-reasons-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .home-reason-card {
    padding: 18px;
    border-radius: 14px;
    box-shadow: 0 5px 20px -5px rgba(0, 0, 0, 0.08);
  }
  .home-reason-card__icon {
    width: 44px;
    height: 44px;
    margin-bottom: 0;
    padding: 8px;
  }
  /* SPでカード内レイアウト調整が必要ならここに追加 */
  .home-reason-card br {
    display: none;
  }
}

/* =========================================================
   3. Lineup Section (Layered Cross Layout)
   ========================================================= */
.home-lineup {
  position: relative;
  padding: 100px 0; /* 上下の余白を増やしてリッチに */
  overflow: hidden; /* 背景のはみ出し防止 */
  background: #fff;
}

/* --- 1. Background Layer (The Overlap Magic) --- */
/* 右側から左へ侵入してくるグレー背景 */
.home-lineup__bg-layer {
  position: absolute;
  top: 50px; /* 少し下げて、上の白場を作る */
  bottom: 50px;
  right: 0;
  width: 75%; /* 画面の右3/4を覆う */
  /*background-color: var(--c-bg-blue);*/
  background-color: var(--c-gray);
  border-top-left-radius: 40px;
  border-bottom-left-radius: 40px;
  z-index: 1;
}

.home-lineup__container {
  position: relative;
  z-index: 2; /* 背景より上に配置 */
}

/* --- 2. Unified Header --- */
.home-lineup__header {
  margin-bottom: 50px;
  padding-left: 0px;
}

.section-title-main {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.section-title-main .en {
  font-size: 1rem;
  color: var(--c-orange);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  /*border: 1px solid var(--c-orange);*/
  /*background-color: rgba(255, 255, 255, 0.05);*/
  /*background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0.5) 0%,
    rgba(255, 255, 255, 0.2) 30%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0) 100%
  );*/
  /*box-shadow: var(--elev-1);
  box-shadow: -4px 4px 10px rgba(14, 47, 71, 0.1);
  padding: 8px;*/
  position: relative;
  z-index: 1;
  overflow: visible;
}
.section-title-main .en::after {
  content: "";
  display: block;
  width: 40px;
  height: 2px;
  background: var(--c-orange);
}

/*.section-title-main .en::before {
  content: "";
  position: absolute;
  top: 0;
  right: -20px;
  bottom: -20px;
  width: 80px;
  background: linear-gradient(
    to left,
    #f6f7f8 40%,
    rgba(246, 247, 248, 0) 100%
  );
  z-index: 2;
  pointer-events: none;
}*/

.section-title-main .ja {
  font-size: 2rem;
  font-weight: 800;
  color: var(--c-navy);
}

/* --- 3. Grid Layout --- */
.home-lineup__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr; /* 左:右 = 1:1.2 */
  gap: 60px; /* 隙間を広げて重なり感を強調 */
  align-items: start;
}

.col-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--c-navy);
  display: flex;
  align-items: center;
  gap: 8px;
}
.col-title::before {
  content: "";
  width: 6px;
  height: 24px;
  background: var(--c-orange);
  border-radius: 3px;
}

/* --- 4. LEFT: Product Cards (Visual Enhanced) --- */
.home-products-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  /* 重要：右のグレー背景に乗っかるため、影を強くして浮き上がらせる */
}

.product-card-lg {
  display: block;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  text-decoration: none;
  color: var(--c-text);
  /* 強いドロップシャドウで「乗っている感」を出す */
  box-shadow: 0 10px 30px rgba(14, 47, 71, 0.1);
  transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s;
  position: relative;
  /* 右側にはみ出させる演出（任意調整） */
  margin-right: -20px;
}

.product-card-lg:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: 0 20px 40px rgba(14, 47, 71, 0.2);
  z-index: 10;
}

.product-card-lg__visual {
  width: 100%;
  height: 240px; /* 画像エリア拡大 */
  background: #f4f4f4;
  position: relative;
  overflow: hidden;
}
.product-card-lg__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.product-card-lg:hover .product-card-lg__visual img {
  transform: scale(1.08);
}

.product-card-lg__body {
  padding: 24px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.product-card-lg__body h4 {
  font-size: 1.25rem;
  color: var(--c-navy);
  margin-bottom: 8px;
  font-weight: 800;
}
.product-card-lg__body p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.5;
  margin: 0;
}

.btn-icon-arrow {
  width: 48px;
  height: 48px;
  background: var(--c-navy);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: background 0.3s, transform 0.3s;
}
.product-card-lg:hover .btn-icon-arrow {
  background: var(--c-orange);
  transform: translateX(5px);
}

/* --- 5. RIGHT: Usage List (Rich & Density) --- */
.home-lineup__col-usage {
  padding-top: 10px; /* 左より少し下げてリズムを作る */
}
.col-desc {
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 30px;
  line-height: 1.6;
}

.usage-rich-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.usage-card-rich {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  position: relative;
  border: 1px solid rgba(0, 0, 0, 0.03);
  /* 影は控えめに、背景に馴染むように */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.usage-card-rich:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

/* Theme Colors for Top Border */
.theme-low {
  border-top: 4px solid #5bc0de;
}
.theme-heat {
  border-top: 4px solid #e97730;
}
.theme-pur {
  border-top: 4px solid #9b59b6;
}

.usage-card-rich__head {
  display: flex;
  align-items: center;
  gap: 16px;
}
.usage-card-rich .icon-box {
  width: 100px;
  height: 100px;
  flex-shrink: 0;
}
.usage-card-rich .icon-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.usage-card-rich .title-box h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 2px;
}
.usage-card-rich .title-box .sub {
  font-size: 0.8rem;
  color: #888;
  background: #f0f0f0;
  padding: 2px 8px;
  border-radius: 4px;
}

.usage-card-rich .desc {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.5;
  margin: 0 0 8px;
}

/* Tag List for Density */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.tag-list li {
  font-size: 0.75rem;
  color: var(--c-navy);
  background: #eef3f7;
  padding: 4px 10px;
  border-radius: 99px;
  font-weight: 500;
}
/* ホバー時にタグの色も変わる演出 */
.theme-low:hover .tag-list li {
  background: #e0f7fa;
  color: #006064;
}
.theme-heat:hover .tag-list li {
  background: #fbe9e7;
  color: #bf360c;
}
.theme-pur:hover .tag-list li {
  background: #f3e5f5;
  color: #4a148c;
}

/* リンクエリア拡張 */
.overlay-link {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

/* =========================================================
   SP Responsive Settings
   ========================================================= */
@media screen and (max-width: 900px) {
  .home-lineup {
    padding: 60px 0;
  }

  /* SPでは背景レイヤーの形を変える */
  .home-lineup__bg-layer {
    width: 100%; /* 全幅 */
    top: 250px; /* 製品カードの後ろあたりから開始 */
    bottom: 0;
    right: 0;
    border-radius: 0;
    background: linear-gradient(180deg, #fff 0%, var(--c-gray) 10%);
  }

  .home-lineup__grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  /* 製品カード（SP） */
  .product-card-lg {
    margin-right: 0; /* はみ出しリセット */
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  }
  .product-card-lg__visual {
    height: 200px;
  }
  .product-card-lg__body {
    padding: 20px;
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-icon-arrow {
    align-self: flex-end; /* 右下に配置 */
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  /* 用途リスト（SP） */
  .usage-rich-list {
    gap: 16px;
  }
  .usage-card-rich {
    padding: 20px;
  }
}

/* =========================================================
   SP Responsive
   ========================================================= */
@media screen and (max-width: 900px) {
  .home-lineup__grid-wrapper {
    grid-template-columns: 1fr; /* 1カラムに変更 */
    gap: 40px;
  }

  /* 製品カード（SP） */
  .home-products-list {
    gap: 20px;
  }
  .product-card__visual {
    height: 180px;
  }

  /* 用途ボックス（SP） */
  .home-lineup__col-usage {
    padding: 24px; /* 余白を少し詰める */
    border-radius: 16px;
  }

  .usage-list {
    gap: 12px;
  }

  .usage-card {
    padding: 16px;
  }

  .usage-card__icon {
    width: 40px;
    height: 40px;
    margin-right: 14px;
  }

  .usage-card__info h3 {
    font-size: 1rem;
  }
  .usage-card__info p {
    font-size: 0.8rem;
  }

  /* タグはSPだと邪魔になる場合があるので、必要なら調整 */
  .usage-card__info .tag {
    font-size: 0.65rem;
  }
}

/* =========================================================
   4. Usage & FAQ Section (Integrated Board)
   ========================================================= */
.home-usage {
  position: relative;
  padding: 100px 0;
  /* 背景色を少しリッチなグレーブルーに */
  background-color: #f4f8fb;
  overflow: hidden;
}

/* --- Background Integration --- */
/* 左側に配置する装飾（前のセクションとの繋がり） */
.home-usage__bg-base {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* うっすらとしたグラデーションで奥行きを出す */
  background: linear-gradient(110deg, #eef6fc 0%, #f4f8fb 60%, #fff 60%);
  z-index: 1;
}

.home-usage__container {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 60px;
  align-items: flex-start;
}

/* --- Left: Main Content (Usage) --- */
.home-usage__main {
  flex: 1;
  min-width: 0;
}

.home-usage__header {
  margin-bottom: 40px;
}
.section-title-usage .en {
  display: block;
  font-size: 0.9rem;
  color: var(--c-orange);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.section-title-usage .ja {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--c-navy);
}
.usage-lead {
  margin-top: 16px;
  font-size: 1rem;
  color: #555;
  line-height: 1.6;
}

/* Usage Grid */
.home-usage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* Usage Tile (Clickable Area) */
.usage-tile {
  display: block;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 4px 10px rgba(14, 47, 71, 0.03); /* 影は控えめに */
  transition: transform 0.3s, box-shadow 0.3s;
}

.usage-tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(14, 47, 71, 0.1);
}

.usage-tile__thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #eee;
  margin: 0;
}
.usage-tile__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.usage-tile:hover .usage-tile__thumb img {
  transform: scale(1.06);
}

.usage-tile__body {
  padding: 16px;
}
.usage-tile__body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 6px;
}
.usage-tile__body p {
  font-size: 0.85rem;
  color: #666;
  margin: 0;
  line-height: 1.4;
}

.home-usage__note {
  margin-top: 30px;
  font-size: 0.9rem;
  color: #666;
}
.text-link {
  color: var(--c-link);
  font-weight: 700;
  text-decoration: underline;
  margin-left: 8px;
}

/* --- Right: FAQ Board (Integrated) --- */
.home-usage__side {
  width: 400px; /* PCでのFAQ幅固定 */
  flex-shrink: 0;
  position: sticky;
  top: 40px; /* スクロール追従（任意） */
}

/* FAQ Board Style */
.home-usage__faq-board {
  background: #fff;
  border-radius: 20px;
  /* しっかりした影をつけて「物体感」を出す */
  box-shadow: 0 10px 30px rgba(14, 47, 71, 0.08);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.5); /* 境界をきれいに */
}

@media screen and (min-width: 900px) {
  .home-usage__side {
    /* 左側のヘッダー（見出し＋リード文）の高さ分だけ下げる */
    /* ※ 実際の画面を見て、カードの上端と合うように数値を微調整してください */
    margin-top: 140px;
  }
}

.faq-board-header {
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--c-gray);
  background: #fafbfc;
}
.faq-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-navy);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
}
.faq-title .icon {
  font-size: 0.8rem;
  color: #fff;
  background: var(--c-orange);
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.faq-board-body {
  padding: 0; /* リスト自体にpaddingを持たせるため0 */
}

/* ★ FAQ Override: Compact Style for Home Page ★ */
/* ここで既存の .faq-item 等を上書きします */
.home-usage .faq-list {
  display: flex;
  flex-direction: column;
  gap: 0; /* 隙間をなくしてリスト化 */
  margin: 0;
}

.home-usage .faq-item {
  border: none;
  border-bottom: 1px solid var(--c-border);
  border-radius: 0;
  background: transparent;
  box-shadow: none; /* 個別の影は消す */
}
.home-usage .faq-item:last-child {
  border-bottom: none;
}

.home-usage .faq-item:hover {
  background-color: #f9fbfc;
}

/* 質問部分のパディングを詰めて高さを圧縮 */
.home-usage .faq-item__question {
  padding: 18px 50px 18px 24px;
  font-size: 0.95rem; /* 文字サイズ微調整 */
}
/* アイコン位置調整 */
.home-usage .faq-item__question::after {
  right: 20px;
  font-size: 1.2rem;
}

/* 回答部分も少しコンパクトに */
.home-usage .faq-item__answer {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: #555;
  background: transparent;
  border-top: none;
}

.faq-board-footer {
  padding: 20px 24px 24px;
  background: #fff;
  text-align: center;
}
.faq-board-footer .btn {
  width: 100%; /* ボタンを全幅にして押しやすく */
  padding: 12px;
}

/* 1. インクルードされたセクションの余白リセット */
.home-usage .faq-section {
  padding: 0 !important; /* 元の上下余白を消す */
  margin: 0 !important;
  background: transparent !important;
}

/* 2. インナーコンテナの幅制限リセット */
.home-usage .faq-section .sec-1200 {
  width: 100% !important;
  max-width: none !important;
  padding: 0 !important; /* 左右のpaddingを消す */
}

/* 3. 重複するタイトルとリード文を非表示
   (ボード側のヘッダーで表示しているため) */
.home-usage .faq-section__title,
.home-usage .faq-section__lead {
  display: none !important;
}

/* 4. 重複する「すべて見る」リンクを非表示
   (ボード側のフッターでボタンを表示しているため) */
.home-usage .faq-more {
  display: none !important;
}

/* 5. FAQリストの密度を高める（Compact Style） */
.home-usage .faq-list {
  gap: 0 !important; /* アイテム間の隙間をなくす */
  margin-bottom: 0 !important;
}

/* 6. 個別のFAQアイテムのデザイン調整（ボード用） */
.home-usage .faq-item {
  background: transparent !important;
  border: none !important;
  border-bottom: 1px solid var(--c-border) !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

/* 最後のアイテムだけボーダーを消す */
.home-usage .faq-item:last-child {
  border-bottom: none !important;
}

/* 質問エリアの余白調整：高さを抑える */
.home-usage .faq-item__question {
  /* 右側に48pxの余白を確保して、矢印が来るスペースを作る */
  padding: 16px 48px 16px 16px !important;
  font-size: 0.95rem;
  position: relative; /* 念のため */
}

/* 回答エリアの余白調整 */
.home-usage .faq-item__answer {
  padding: 0 20px 20px 10px !important;
}

.home-usage .faq-item__answer::before {
  display: none;
}

/* =========================================================
   SP Responsive (Natural Flow)
   ========================================================= */
@media screen and (max-width: 900px) {
  .home-usage {
    padding: 60px 0;
    background: #f4f8fb; /* SPは全体を一色にした方がまとまる場合も */
  }

  .home-usage__bg-base {
    background: none; /* SPでは複雑なグラデ背景はオフにする */
  }

  .home-usage__container {
    flex-direction: column;
    gap: 40px;
  }

  .home-usage__main,
  .home-usage__side {
    width: 100%;
  }

  /* Usage Grid: SPでも2カラム維持（ご要望通り） */
  .home-usage-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .usage-tile {
    border-radius: 12px;
  }
  .usage-tile__body {
    padding: 12px;
  }
  .usage-tile__body h3 {
    font-size: 0.9rem;
  }
  .usage-tile__body p {
    font-size: 0.75rem;
    /* 長すぎる説明は省略 */
    display: -webkit-box;
    line-clamp: 2;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* FAQ Board on SP */
  .home-usage__faq-board {
    margin-top: 0;
    border: none;
    box-shadow: none; /* SPではフラットに馴染ませる */
    background: transparent;
  }

  /* SPではFAQパネル感を消して、コンテンツの一部として見せる */
  .faq-board-header {
    background: transparent;
    padding: 0 0 16px;
    border-bottom: 2px solid var(--c-navy); /* アクセント */
    margin-bottom: 10px;
  }
  .faq-title {
    font-size: 1.2rem;
  }

  .home-usage .faq-item {
    background: #fff; /* アイテムごとに白背景復活 */
    border: 1px solid var(--c-border);
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.03);
  }
  .home-usage .faq-item:last-child {
    border-bottom: 1px solid var(--c-border);
  }

  .faq-board-footer {
    background: transparent;
    padding: 10px 0 0;
  }
}

/* =========================================================
5.
Bottom
Nav
Section
(Compact & Dual Action Ver.)
  =========================================================
  */
.home-bottom-nav {
  position: relative;
  padding: 40px 0 80px; /* 上下の余白を少し詰める */
  background-color: #f4f8fb;
  overflow: hidden;
}

/* 背景装飾（そのまま） */
.home-bottom-nav__bg-deco {
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 500px; /* 少し小さくして圧迫感を減らす */
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(233, 119, 48, 0.05) 0%,
    rgba(255, 255, 255, 0) 70%
  );
  z-index: 1;
  pointer-events: none;
}

/* --- Main Container --- */
.home-bottom-nav__container {
  position: relative;
  z-index: 2;
  background: #fff;
  border-radius: 20px; /* 角丸を少し引き締める */
  box-shadow: 0 15px 40px rgba(14, 47, 71, 0.06); /* 影も少し軽く */
  display: flex;
  overflow: hidden;
  /* コンテナ自体の内側余白は維持しつつ、中身で詰める */
}

/* --- LEFT: CTA Area (Compact) --- */
.home-bottom-nav__left {
  flex: 1.3;
  padding: 50px 48px; /* パディングを少し縮小 (60->50) */
}

.cta-title {
  text-align: left;
  font-size: 1.6rem; /* 文字サイズ微調整 */
  font-weight: 800;
  color: var(--c-navy);
  margin-bottom: 16px; /* 余白短縮 */
  line-height: 1.35;
}
.cta-title .sub {
  display: block;
  font-size: 0.95rem;
  color: var(--c-orange);
  margin-bottom: 6px;
  font-weight: 700;
}

.cta-desc {
  font-size: 0.95rem;
  color: #555;
  margin-bottom: 32px; /* 余白短縮 (40->32) */
  line-height: 1.6;
}

/* Actions Group */
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 20px; /* ボタン間の隙間調整 */
}

/* Form Button */
.btn--cta-main {
  width: 100%;
  padding: 1.1em 2em;
  font-size: 1.1rem;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 4px 16px rgba(233, 119, 48, 0.3);
}

/* ★ Phone Card (High Priority Design) ★ */
.cta-phone-card {
  background: #fff;
  border: 2px solid var(--c-orange); /* オレンジの枠線で強調 */
  border-radius: 12px;
  padding: 16px 24px;
  text-align: center;
  transition: background 0.2s, box-shadow 0.2s;
  /* 電話も「ボタン」として認識させるためのホバー演出 */
  cursor: pointer;
}
.cta-phone-card:hover {
  background: #fffcf9;
  box-shadow: 0 4px 12px rgba(233, 119, 48, 0.15);
}
/* aタグのブロック化 */
.cta-phone-card a {
  text-decoration: none;
  display: block;
}

.phone-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 4px;
}

.phone-number-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--c-navy);
  line-height: 1;
  margin-bottom: 4px;
}

.phone-number-row .phone-icon {
  font-size: 1.4rem;
  color: var(--c-orange);
}

.phone-number-row .number {
  font-size: 2rem; /* ★特大サイズで強調 */
  font-weight: 800;
  letter-spacing: 0.02em;
  font-family: "Roboto", "Helvetica Neue", Arial, sans-serif; /* 数字を見やすく */
}

.phone-note {
  font-size: 0.8rem;
  color: #888;
  margin: 0;
}

/* --- RIGHT: Navigation Area (Compact) --- */
.home-bottom-nav__right {
  flex: 1;
  background: #fcfdfe; /* ほぼ白に近いグレー */
  padding: 50px 40px; /* パディング短縮 */
  border-left: 1px solid var(--c-border);
}

.nav-title {
  font-size: 1rem;
  color: var(--c-navy);
  font-weight: 700;
  margin-bottom: 24px; /* 余白短縮 */
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-title::before {
  content: "";
  width: 4px;
  height: 18px;
  background: var(--c-orange);
  border-radius: 2px;
}

/* Grid Layout */
.home-tile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px; /* 隙間を詰める (16->12) */
}

.home-nav-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 10px;
  padding: 16px; /* 内側余白を詰める (20->16) */
  text-decoration: none;
  color: var(--c-text);
  transition: all 0.2s ease;
}

.home-nav-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 14px rgba(14, 47, 71, 0.08);
  border-color: var(--c-link);
}

.tile-icon {
  width: 36px; /* アイコン少し小さく */
  height: 36px;
  background: var(--c-bg-blue);
  color: var(--c-navy);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.home-nav-tile:hover .tile-icon {
  background: var(--c-navy);
  color: #fff;
}

.tile-body h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.tile-body p {
  font-size: 0.7rem; /* 説明文を小さく */
  color: #888;
  margin: 0;
}

/* =========================================================
   SP Responsive
   ========================================================= */
@media screen and (max-width: 900px) {
  .home-bottom-nav {
    padding: 30px 0 60px;
  }

  .home-bottom-nav__container {
    flex-direction: column;
    margin: 0 20px;
    width: auto;
  }

  /* CTA Area SP */
  .home-bottom-nav__left {
    padding: 32px 24px;
  }
  .cta-title {
    font-size: 1.3rem;
  }

  /* Phone Card SP: スマホではタップしやすさ最優先 */
  .cta-phone-card {
    padding: 16px;
  }
  .phone-number-row .number {
    font-size: 1.6rem; /* スマホでも十分大きく */
  }

  /* Nav Area SP */
  .home-bottom-nav__right {
    padding: 32px 24px;
    border-left: none;
    border-top: 1px solid var(--c-border);
  }

  .home-nav-tile {
    align-items: center;
    text-align: center;
    padding: 14px;
  }
  .tile-body p {
    display: none; /* スマホでは説明文カットして高さ削減 */
  }
}

@media screen and (max-width: 600px) {
  .home-bottom-nav .sec-1200 {
    padding: 0;
  }
  .home-bottom-nav__left,
  .home-bottom-nav__right {
    padding: 16px;
  }
  .home-bottom-nav__container {
    margin: 0;
  }
}