:root {
    --blue-900: #062766;
    --blue-800: #0A3FA8;
    --blue-700: #0E52D4;
    --blue-500: #1E6BE6;
    --blue-200: #B8D0F2;
    --blue-100: #E6EFFA;
    --blue-050: #F3F7FD;
    --ink: #0B1420;
    --ink-2: #2A3648;
    --ink-3: #5A6677;
    --line: #E5EAF2;
    --line-soft: #EEF1F6;
    --bg: #FFFFFF;
    --bg-soft: #F7F9FC;
    --maxw: 1280px;
    --gap: clamp(16px, 2vw, 28px);
  }

  /* ─────────── Reset & Base ─────────── */
  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0;
    background: var(--bg); color: var(--ink);
    -webkit-font-smoothing: antialiased;
  }
  body {
    font-family: "Noto Sans JP", "Inter", system-ui, sans-serif;
    font-weight: 400; font-size: 15px; line-height: 1.7; letter-spacing: .01em;
  }
  img { max-width: 100%; display: block; height: auto; }
  a { color: inherit; text-decoration: none; }
  button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; padding: 0; }

  /* Typography Classes */
  /* 大見出し用のみに限定 */
  .serif { font-family: "Noto Serif JP", serif; font-weight: 500; letter-spacing: .02em; }
  .mono { font-family: "Inter", ui-monospace, Menlo, monospace; letter-spacing: .12em; text-transform: uppercase; font-size: 11px; font-weight: 500; color: var(--ink-3); }

  /* Layout Classes */
  .wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
  .rule { height: 1px; background: var(--line); }

  /* ─────────── Hero ─────────── */
  .hero { position: relative; background: #0c1e4c; overflow: hidden; color: #fff; isolation: isolate; }
  .hero .kv {
    position: absolute; inset: 0;
    /* PC用の背景画像を指定 */
    background-image: url('../images/top/fv_pc.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
  }
  /* 文字の視認性を高めるためのごく薄いグラデーション */
  .hero .kv::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(12,30,76,.4) 0%, rgba(12,30,76,0) 60%); pointer-events: none; }

  .hero-inner { position: relative; z-index: 2; min-height: clamp(600px, 85vh, 800px); display: flex; flex-direction: column; justify-content: center; padding: 120px 0; }
  .hero-meta { position: absolute; top: 40px; left: 0; right: 0; z-index: 3;}
  .hero-meta .wrap { display: flex; justify-content: space-between; align-items: center; color: #cfdcfa; font-size: 12px; letter-spacing: .18em; font-family: "Inter", sans-serif; text-transform: uppercase; flex-wrap: wrap; gap: 16px;}
  .hero-meta .play { display: inline-flex; align-items: center; gap: 10px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(6px); padding: 8px 14px; border-radius: 999px; color: #fff; letter-spacing: .1em; }
  .hero-meta .play:hover { background: rgba(255,255,255,.2); }
  .hero-meta .play .play-dot { width: 18px; height: 18px; border-radius: 50%; background: #fff; color: var(--blue-800); display: grid; place-items: center; }
  .hero-meta .play .play-dot svg { width: 8px; height: 8px; }

  .hero-copy { max-width: 760px; }
  .hero-copy .eyebrow { font-family: "Inter", sans-serif; font-size: 12px; letter-spacing: .3em; color: #b9d0f2; margin-bottom: 18px; }
  .hero-copy h1 { font-family: "Noto Serif JP", serif; font-weight: 700; font-size: clamp(40px, 7.2vw, 104px); line-height: 1.1; letter-spacing: .01em; margin: 0; color: #fff; text-shadow: 0 2px 40px rgba(0,0,0,.18); }
  .hero-copy h1 .accent { display: block; font-size: .58em; font-weight: 500; margin-top: 14px; opacity: .96; }
  .hero-copy .tag-pill { display: inline-flex; margin-top: 22px; padding: 8px 16px; border: 1px solid rgba(255,255,255,.5); border-radius: 2px; font-size: 14px; letter-spacing: .12em; font-weight: 700; }
  .hero-copy p.sub { margin-top: 28px; font-size: clamp(14px, 2vw, 15px); line-height: 1.9; max-width: 440px; color: #e7effb; font-weight: 400; text-shadow: 0 2px 20px rgba(0,0,0,.2);}

  .hero-scroll { position: absolute; right: 28px; bottom: 24px; color: #cfdcfa; font-size: 11px; letter-spacing: .2em; font-family: "Inter", sans-serif; display: flex; flex-direction: column; align-items: center; gap: 10px; z-index: 3; }
  .hero-scroll::after { content: ""; width: 1px; height: 34px; background: rgba(255,255,255,.5); animation: scrolly 2s ease-in-out infinite; }
  @keyframes scrolly { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 50.1% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

  /* ─────────── Campaign Banner ─────────── */
  .campaign-section { padding-top: clamp(60px, 10vw, 80px); }
  .campaign-grid { max-width: 840px; margin: 0 auto; }
  .campaign-banner {
    display: flex; flex-direction: column; justify-content: center; align-items: flex-start;
    background: var(--bg-soft); border: 1px solid var(--line); border-radius: 2px;
    padding: 32px 40px; transition: border-color .2s; min-height: 140px; position: relative; overflow: hidden;
  }
  .campaign-banner:hover { border-color: var(--blue-800); }
  .campaign-banner .label { font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: 0.2em; color: var(--blue-800); margin-bottom: 8px; font-weight: 700;}
  .campaign-banner .title { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.5;}
  .campaign-banner .arrow { position: absolute; right: 32px; bottom: 32px; color: var(--line); transition: color .2s; }
  .campaign-banner:hover .arrow { color: var(--blue-800); }


  /* ─────────── Sections Shared ─────────── */
  .section-padding { padding: clamp(60px, 10vw, 120px) 0; }
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 26px; font-size: 14px; font-weight: 700; letter-spacing: .08em; border-radius: 2px; transition: all .15s; text-align: center;}
  .btn-primary { background: #fff; color: var(--blue-800); border: 1px solid var(--blue-800); }
  .btn-primary:hover { background: var(--blue-100); }
  .btn-ghost { background: transparent; color: var(--blue-800); border: 1px solid var(--blue-800); }
  .btn-ghost:hover { background: var(--blue-050); }
  .btn svg { width: 14px; height: 14px; }

  /* ─────────── Brand Promise ─────────── */
  .promise { background: #fff; text-align: center; }
  .promise .kicker { font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: .3em; color: var(--blue-800); margin-bottom: 18px; }
  .promise h2 { font-family: "Noto Serif JP", serif; font-weight: 700; font-size: clamp(28px, 4vw, 48px); line-height: 1.45; margin: 0 auto 28px; max-width: 840px; color: var(--ink); }
  .promise p { max-width: 640px; margin: 0 auto; color: var(--ink-2); line-height: 2; font-size: 15px; }

  /* ─────────── Founder (Story) ─────────── */
  .founder { background: #fff; }
  .founder .wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(40px, 6vw, 72px); align-items: center; }
  .founder .portrait { aspect-ratio: 5/5; background: var(--bg-soft); border: 1px solid var(--line); position: relative; overflow: hidden; border-radius: 4px; }
  .founder .portrait .stripe { position: absolute; inset: 0; background: repeating-linear-gradient(135deg, transparent 0 22px, rgba(10,63,168,.04) 22px 23px); z-index: 0; }
  /* ▼ここが修正ポイント: 画像を枠いっぱいに広げて左寄せ・上下中央に配置 */
  .founder .portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: left center; /* 左寄せ・上下中央 */
    position: absolute;
    inset: 0;
    z-index: 1;
    display: block;
  }
  .founder .body .kicker { font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: .3em; color: var(--blue-800); }
  .founder .body h2 { font-family: "Noto Serif JP", serif; font-weight: 700; font-size: clamp(26px, 3.5vw, 40px); line-height: 1.45; margin: 14px 0 22px; }
  .founder .body p { font-size: 14.5px; line-height: 2; color: var(--ink-2); margin: 0 0 14px; }

  /* ─────────── PickUp Items ─────────── */
  .pickup { background: var(--bg-soft); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
  .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
  .section-head .lead h2 { font-family: "Noto Serif JP", serif; font-weight: 700; font-size: clamp(28px, 3.4vw, 42px); line-height: 1.25; margin: 10px 0 0; color: var(--ink); }
  .section-head .lead .kicker { font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: .3em; color: var(--blue-800); }
  .section-head .aside { color: var(--ink-3); font-size: 13.5px; max-width: 360px; line-height: 1.9; }

  .items { display: grid; gap: 28px; margin-top: 48px; }
  /* 2列レイアウトに変更し、中央に寄せる */
  .items.two-cols { grid-template-columns: repeat(2, 1fr); max-width: 800px; margin-left: auto; margin-right: auto; }

  .item { display: flex; flex-direction: column; border: 1px solid var(--line); background: #fff; transition: border-color .2s; }
  .item:hover { border-color: var(--blue-800); transform: translateY(-2px); box-shadow: 0 10px 30px -18px rgba(10,63,168,.2);}
  .item .img { aspect-ratio: 4/5; background: linear-gradient(180deg, var(--blue-050) 0%, #fff 100%); position: relative; display: grid; place-items: center; }
  .item .img .stripe { position: absolute; inset: 24px; background: repeating-linear-gradient(135deg, transparent 0 16px, rgba(10,63,168,.05) 16px 17px); }
  .item .img .bottle { position: relative; width: 40%; height: 70%; background: linear-gradient(180deg, #fff 0%, #E6EFFA 100%); border: 1px solid var(--blue-200); border-radius: 12px 12px 18px 18px; display: flex; flex-direction: column; align-items: center; justify-content: center; box-shadow: 0 24px 60px -30px rgba(10,63,168,.4); }
  .item .img .bottle::before { content: ""; position: absolute; top: -22px; width: 40%; height: 30px; background: var(--blue-800); border-radius: 6px 6px 2px 2px; }
  .item .img .bottle::after { content: "ESION"; font-family: "Inter", sans-serif; font-weight: 700; letter-spacing: .2em; color: var(--blue-800); font-size: 13px; }
  .item .tagline { position: absolute; top: 18px; left: 18px; font-family: "Inter", sans-serif; font-size: 11px; letter-spacing: .24em; color: var(--blue-800); }
  .item .ribbon { position: absolute; top: 18px; right: 18px; background: var(--blue-800); color: #fff; padding: 4px 10px; font-size: 10.5px; letter-spacing: .16em; font-weight: 700; }
  .item.alt .img .bottle { width: 30%; height: 50%; background: #fff; }

  .item-body { padding: 24px; display: flex; flex-direction: column; gap: 10px; flex: 1;}
  .item .cat { font-family: "Inter", sans-serif; font-size: 10.5px; letter-spacing: .22em; color: var(--blue-800); font-weight: 700; }
  /* 商品名はゴシック体を強制 */
  .item h3 { font-weight: 700; font-size: 18px; line-height: 1.5; margin: 0; color: var(--ink); min-height: 54px; }
  .item .vol { font-size: 12.5px; color: var(--ink-3); margin-top: -4px; }
  .item .price-row { display: flex; align-items: baseline; gap: 8px; margin-top: auto; padding-top: 8px;}
  .item .price { font-family: "Inter", sans-serif; font-weight: 700; font-size: 22px; color: var(--ink); }
  .item .tax { font-size: 11px; color: var(--ink-3); font-weight: 500;}
  .item .stars { display: inline-flex; gap: 2px; color: #D9A12B; font-size: 12px; }
  .item .stars .rev { color: var(--ink-3); margin-left: 6px; }

  /* 詳細を見るボタンに変更 */
  .item-cta { border-top: 1px solid var(--line); display: flex; }
  .item-cta .detail-btn {
    flex: 1; padding: 16px; font-size: 14px; font-weight: 700; letter-spacing: .08em;
    transition: background .15s; background: transparent; color: var(--blue-800);
    text-align: center; display: block;
  }
  .item-cta .detail-btn:hover { background: var(--blue-050); }

  /* ─────────── Flex Order Banner ─────────── */
  .flex-banner-wrapper { margin-top: 64px; }
  .flex-banner {
    display: flex; align-items: center; justify-content: space-between; gap: 20px;
    background: #fff; border: 1px solid var(--line); border-radius: 2px;
    padding: 32px 40px; transition: all .2s ease;
    max-width: 840px; margin: 0 auto; color: inherit;
  }
  .flex-banner:hover {
    border-color: var(--blue-800);
  }
  .flex-banner-left { display: flex; align-items: center; gap: 24px; }
  .flex-banner .icon {
    width: 48px; height: 48px; border: 1px solid var(--line); border-radius: 50%;
    color: var(--ink); display: grid; place-items: center; flex-shrink: 0;
  }
  .flex-banner .icon svg { width: 24px; height: 24px; stroke-width: 1.2; }
  .flex-banner .text { display: flex; flex-direction: column; gap: 6px; }
  .flex-banner .text .sub { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--blue-800); font-weight: 700; letter-spacing: 0.1em; }
  .flex-banner .text .main { font-size: 18px; font-weight: 700; color: var(--ink); letter-spacing: 0.05em; line-height: 1.2;}
  .flex-banner .discount-badge {
    border: 1px solid var(--blue-800); color: var(--blue-800); padding: 2px 8px; border-radius: 2px; font-size: 10px; letter-spacing: 0.1em; font-family: "Inter", sans-serif;
  }
  .flex-banner .benefit-text { font-size: 13px; color: var(--ink-2); margin: 0; font-weight: 500; }
  .flex-banner .arrow { color: var(--ink-3); display: grid; place-items: center; transition: color .2s;}
  .flex-banner:hover .arrow { color: var(--blue-800); }
  .flex-banner .arrow svg { width: 24px; height: 24px; stroke-width: 1.5;}

  /* 一覧を見るボタンのコンテナ */
  .view-all-wrapper { text-align: center; margin-top: 48px; }

  /* ─────────── Contact (CTA) ─────────── */
  .contact {
    position: relative;
    background-image: url('../images/cta.jpg');
    background-size: cover;
    background-position: center;
  }
  .contact::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(6, 39, 102, 0.75); /* ブランドカラーの紺色をオーバーレイ */
    z-index: 0;
  }
  .contact .wrap { position: relative; z-index: 1; }
  .contact .kicker { color: var(--blue-200) !important; }
  .contact h2.serif { color: #fff !important; }
  .contact .lead p { color: #e7effb !important; margin-top: 16px; }

  .contact-wrap { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; margin-top: 40px; }
  .contact-card { background: rgba(255, 255, 255, 0.96); border: 1px solid var(--line); border-radius: 2px; padding: 48px 40px; width: 100%; max-width: 440px; text-align: center; transition: border-color .2s; }
  .contact-card:hover { border-color: var(--blue-800); }
  .contact-card .icon-wrapper { color: var(--ink); margin-bottom: 20px; display: flex; justify-content: center; }
  .contact-card .icon-wrapper svg { width: 36px; height: 36px; stroke-width: 1.2; }

  .btn-line { background: var(--ink); color: #fff; width: 100%; justify-content: center; padding: 16px; font-size: 14px; border-radius: 2px; display: inline-flex; font-weight: 600; letter-spacing: 0.05em; transition: background 0.2s; }
  .btn-line:hover { background: var(--blue-800); }
  .btn-form { background: transparent; color: var(--ink); border: 1px solid var(--line); width: 100%; justify-content: center; padding: 16px; font-size: 14px; font-weight: 600; border-radius: 2px; display: inline-flex; letter-spacing: 0.05em; transition: all 0.2s; }
  .btn-form:hover { background: var(--bg-soft); border-color: var(--ink); }


  /* ─────────── Media Queries (Responsive) ─────────── */
  @media (max-width: 768px) {
    /* ヒーローセクションのスマホ対応（画像切替と配置調整） */
    .hero .kv {
    background-image: url('../images/top/fv_sp.png');
      background-position: center top;
    }
    .hero .kv::after {
      background: linear-gradient(180deg, rgba(12,30,76,0) 40%, rgba(12,30,76,.8) 80%);
    }
    .hero-inner {
      min-height: 90vh;
      justify-content: flex-end;
      padding-top: 30vh; /* ボトル画像を避けるために上に余白 */
      padding-bottom: 80px;
    }

    .hero-meta { top: 20px; }

    .campaign-grid { max-width: 100%; }
    .campaign-banner { padding: 24px; min-height: auto; }

    .items.two-cols { grid-template-columns: 1fr; gap: 40px; }

    .flex-banner-wrapper { margin-top: 48px; }
    .flex-banner { padding: 24px; flex-direction: column; align-items: flex-start; gap: 20px; }
    .flex-banner-left { gap: 16px; align-items: flex-start; flex-direction: column;}
    .flex-banner .text .sub { flex-wrap: wrap; gap: 8px; }
    .flex-banner .icon { width: 40px; height: 40px; }
    .flex-banner .icon svg { width: 20px; height: 20px; }
    .flex-banner .text .main { font-size: 16px; }
    .flex-banner .arrow { align-self: flex-end; margin-top: -30px; } /* 右下に配置 */

    .contact-wrap { flex-direction: column; align-items: center; }
    .founder .wrap { grid-template-columns: 1fr; display: flex; flex-direction: column-reverse;}
    .founder .portrait { width: 100%; max-width: 400px; margin: 0 auto;}
  }