:root {
      --c-bg: #F6F6F6;
      --c-bg-warm: #FAFAFA;
      --c-text: #111111;
      --c-text-sub: #555555;
      --c-text-mute: #9A9A9A;
      --c-line: #E6E6E6;
      --c-line-soft: #EFEFEF;
      --c-brand: #096FC8;
      --c-brand-deep: #0556A0;
      --c-brand-2: #76B7ED;
      --c-accent: #FF7669;
      --c-surface: #FFFFFF;
      --f-en: 'Plus Jakarta Sans', system-ui, sans-serif;
      --f-ja: 'Zen Kaku Gothic New', sans-serif;
      --f-ja-bold: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
      --ease-out: cubic-bezier(.22, 1, .36, 1);
      --ease-soft: cubic-bezier(.4, 0, .2, 1);
      --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
      --shadow-rest: 0 1px 2px rgba(10,15,30,.04), 0 4px 12px rgba(10,15,30,.04);
      --shadow-hover: 0 1px 2px rgba(10,15,30,.04), 0 12px 32px rgba(10,15,30,.10), 0 32px 64px -16px rgba(9,111,200,.14);
      --radius-md: 1rem;
      --radius-lg: 1.5rem;
      --radius-xl: 2rem;
      --radius-pill: 999px;
      --container: calc(80rem + 5rem * 2);
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { font-size: 100%; scroll-behavior: smooth; }
    body {
      font-family: var(--f-ja);
      font-weight: 500;
      font-size: 0.9375rem;
      line-height: 2;
      color: var(--c-text);
      background-color: var(--c-bg);
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
      font-feature-settings: "palt";
      cursor: auto;
    }
    a { color: inherit; text-decoration: none; }
    ::selection { background: var(--c-text); color: var(--c-bg); }
    @media (hover: none), (pointer: coarse) { body { cursor: auto; } .cursor { display: none; } }

    .cursor { position: fixed; top: 0; left: 0; width: 8px; height: 8px; background: var(--c-text); border-radius: 50%; pointer-events: none; z-index: 9999; transform: translate(-50%, -50%); transition: width .3s var(--ease-out), height .3s var(--ease-out); mix-blend-mode: difference; }
    .cursor.is-hover { width: 56px; height: 56px; background: rgba(255,255,255,.6); }

    body::before { content: ''; position: fixed; top: -10%; right: -10%; width: 50vw; height: 70vh; background: radial-gradient(circle, rgba(118,183,237,.20), transparent 60%); filter: blur(60px); pointer-events: none; z-index: 0; animation: bgFloat 26s var(--ease-soft) infinite; }
    @keyframes bgFloat { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-4%, 5%); } }

    /* Header */
    .header {
      position: fixed;
      top: 1.25rem;
      left: 50%;
      transform: translateX(-50%);
      width: calc(100% - 3rem);
      max-width: 88rem;
      padding: 0.625rem 0.75rem 0.625rem 2rem;
      display: flex; justify-content: space-between; align-items: center;
      z-index: 100;
      background: rgba(255, 255, 255, 0.78);
      backdrop-filter: saturate(180%) blur(24px);
      -webkit-backdrop-filter: saturate(180%) blur(24px);
      border: 1px solid rgba(255, 255, 255, 0.7);
      border-radius: 999px;
      box-shadow:
        0 1px 2px rgba(10, 15, 30, 0.04),
        0 8px 24px rgba(10, 15, 30, 0.08),
        0 24px 48px -16px rgba(10, 15, 30, 0.10);
      transition: padding .5s var(--ease-out), box-shadow .5s var(--ease-out), background-color .5s var(--ease-out);
    }
    .header.scrolled {
      padding: 0.5rem 0.625rem 0.5rem 1.75rem;
      background: rgba(255, 255, 255, 0.92);
      box-shadow:
        0 2px 4px rgba(10, 15, 30, 0.06),
        0 12px 32px rgba(10, 15, 30, 0.12),
        0 32px 64px -16px rgba(9, 111, 200, 0.12);
    }
    .header__logo { font-family: var(--f-en); font-weight: 800; font-size: 1rem; letter-spacing: 0.02em; color: var(--c-text); display: inline-flex; align-items: center; gap: 0.5rem; }
    .header__logo::after { content: ''; width: 0.4em; height: 0.4em; background: var(--c-accent); border-radius: 50%; animation: dotPulse 2.5s var(--ease-soft) infinite; }
    @keyframes dotPulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.3); opacity: 0.7; } }
    .header__nav { display: flex; gap: 1.5rem; align-items: center; }
    .header__back { font-family: var(--f-en); font-size: 0.8125rem; font-weight: 600; letter-spacing: 0.04em; color: var(--c-text); display: inline-flex; align-items: center; gap: 0.5rem; }
    .header__back::before { content: '←'; transition: transform .35s var(--ease-spring); }
    .header__back:hover::before { transform: translateX(-4px); }
    .header__cta { padding: 0.875rem 1.625rem; background: var(--c-text); color: var(--c-bg); font-family: var(--f-en); font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.04em; border-radius: var(--radius-pill); position: relative; overflow: hidden; display: inline-flex; align-items: center; gap: 0.625rem; transition: transform .4s var(--ease-spring); }
    .header__cta::before { content: ''; position: absolute; inset: 0; background: var(--c-brand); transform: translateY(100%); transition: transform .5s var(--ease-out); }
    .header__cta > span { position: relative; z-index: 1; }
    .header__cta::after { content: '→'; position: relative; z-index: 1; transition: transform .4s var(--ease-spring); }
    .header__cta:hover { transform: translateY(-2px); }
    .header__cta:hover::before { transform: translateY(0); }
    .header__cta:hover::after { transform: translateX(4px); }

    /* Breadcrumb */
    .breadcrumb { max-width: var(--container); margin: 0 auto; padding: 7.5rem 2.5rem 0; display: flex; align-items: center; gap: 0.75rem; font-family: var(--f-en); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.32em; color: var(--c-text-mute); text-transform: uppercase; position: relative; z-index: 1; }
    .breadcrumb a { transition: color .3s; }
    .breadcrumb a:hover { color: var(--c-text); }
    .breadcrumb__sep { opacity: 0.5; }
    .breadcrumb__current { color: var(--c-text); }

    /* Hero */
    .hero { position: relative; padding: 3rem 2.5rem 6rem; max-width: var(--container); margin: 0 auto; z-index: 1; }
    .hero__pill { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; background: rgba(9,111,200,.08); border-radius: var(--radius-pill); font-family: var(--f-en); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.24em; color: var(--c-brand); text-transform: uppercase; margin-bottom: 2rem; opacity: 0; animation: fadeIn 1s var(--ease-out) .2s forwards; }
    .hero__pill::before { content: ''; width: 0.5rem; height: 0.5rem; background: var(--c-brand); border-radius: 50%; box-shadow: 0 0 8px rgba(9,111,200,.6); animation: dotPulse 2s var(--ease-soft) infinite; }
    @keyframes fadeIn { to { opacity: 1; } }
    .hero__title { font-family: var(--f-ja-bold); font-weight: 900; font-size: clamp(2rem, 5.5vw, 4.5rem); line-height: 1.4; letter-spacing: 0.04em; color: var(--c-text); margin-bottom: 1rem; max-width: 24em; }
    .hero__title em { font-family: inherit; font-style: normal; font-weight: inherit; font-size: 1em; color: var(--c-brand); }
    @keyframes emShimmer { 0% { background-position: 0% 50%; } 100% { background-position: 250% 50%; } }
    .hero__en { font-family: var(--f-en); font-weight: 700; font-style: italic; font-size: clamp(2rem, 6vw, 5rem); line-height: 1; letter-spacing: -0.04em; color: var(--c-text-mute); margin-top: 1.5rem; }
    .hero__lead { font-family: var(--f-ja-bold); font-weight: 700; font-size: clamp(1rem, 1.4vw, 1.25rem); line-height: 1.8; letter-spacing: 0.08em; color: var(--c-text); max-width: 40em; margin-top: 2.5rem; }

    .hero__metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 5rem; background: var(--c-surface); border-radius: var(--radius-xl); box-shadow: var(--shadow-rest); overflow: hidden; }
    .hero__metric { padding: 2.5rem 2rem; position: relative; }
    .hero__metric:not(:last-child)::after { content: ''; position: absolute; top: 25%; right: 0; width: 1px; height: 50%; background: var(--c-line); }
    .hero__metric-num { font-family: var(--f-en); font-weight: 700; font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1; letter-spacing: -0.04em; color: var(--c-text); margin-bottom: 0.875rem; }
    .hero__metric-num small { font-size: 0.4em; font-weight: 600; color: var(--c-text-mute); margin-left: 0.1em; }
    .hero__metric-num--green { color: #128A5C; }
    .hero__metric-num--red { color: #E03250; }
    .hero__metric-label { font-family: var(--f-en); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.2em; color: var(--c-text-sub); text-transform: uppercase; }

    /* Section */
    .section { position: relative; padding: 6rem 2.5rem; max-width: var(--container); margin: 0 auto; z-index: 1; }
    .section__head { display: grid; grid-template-columns: minmax(0, 14rem) minmax(0, 1fr); gap: 4rem; align-items: start; margin-bottom: 4rem; padding-top: 4rem; border-top: 1px solid var(--c-line); }
    .section__label { font-family: var(--f-en); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.32em; color: var(--c-text-mute); text-transform: uppercase; display: inline-flex; align-items: center; gap: 0.875rem; }
    .section__label::before { content: ''; display: block; width: 2rem; height: 1px; background: var(--c-text-mute); }
    .section__head-body { max-width: 48rem; }
    .section__title { font-family: var(--f-ja-bold); font-weight: 900; font-size: clamp(1.5rem, 2.6vw, 2rem); line-height: 1.6; letter-spacing: 0.04em; color: var(--c-text); margin-bottom: 1.75rem; }
    .section__title em { font-family: inherit; font-style: normal; font-weight: inherit; font-size: 1em; color: var(--c-brand); }
    .section__lead { font-family: var(--f-ja); font-weight: 500; font-size: 0.875rem; line-height: 2.1; letter-spacing: 0.06em; color: var(--c-text-sub); }

    /* Overview table */
    .overview { background: var(--c-surface); border-radius: var(--radius-lg); padding: 2.5rem 3rem; box-shadow: var(--shadow-rest); }
    .overview__list { display: grid; gap: 1.25rem; }
    .overview__row { display: grid; grid-template-columns: 10rem 1fr; gap: 2rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--c-line); align-items: baseline; }
    .overview__row:last-child { border-bottom: none; padding-bottom: 0; }
    .overview__key { font-family: var(--f-en); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.32em; color: var(--c-text-mute); text-transform: uppercase; }
    .overview__val { font-family: var(--f-ja-bold); font-weight: 700; font-size: 0.9375rem; letter-spacing: 0.06em; color: var(--c-text); }

    /* Compare panel */
    .compare { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
    .compare-card { background: var(--c-surface); padding: 3rem 2.5rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-rest); position: relative; }
    .compare-card--before { background: var(--c-bg-warm); }
    .compare-card--after { background: linear-gradient(135deg, var(--c-brand-deep), var(--c-brand)); color: #fff; box-shadow: 0 20px 48px -16px rgba(9,111,200,.35); }
    .compare-card__label { font-family: var(--f-en); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.32em; text-transform: uppercase; margin-bottom: 1.5rem; display: inline-flex; align-items: center; gap: 0.5rem; }
    .compare-card--before .compare-card__label { color: var(--c-text-mute); }
    .compare-card--after .compare-card__label { color: rgba(255,255,255,.7); }
    .compare-card__label::before { content: ''; width: 0.625rem; height: 0.625rem; border-radius: 50%; background: currentColor; }
    .compare-card__title { font-family: var(--f-ja-bold); font-weight: 900; font-size: 1.25rem; line-height: 1.6; letter-spacing: 0.06em; margin-bottom: 1.5rem; }
    .compare-card__list { list-style: none; display: grid; gap: 0.875rem; }
    .compare-card__list li { font-size: 0.875rem; line-height: 1.9; padding-left: 1.5rem; position: relative; letter-spacing: 0.06em; }
    .compare-card--before .compare-card__list li { color: var(--c-text-sub); }
    .compare-card--before .compare-card__list li::before { content: '✕'; position: absolute; left: 0; color: var(--c-text-mute); font-weight: 700; }
    .compare-card--after .compare-card__list li { color: rgba(255,255,255,.92); }
    .compare-card--after .compare-card__list li::before { content: '✓'; position: absolute; left: 0; color: var(--c-accent); font-weight: 700; }

    /* Solution list */
    .solution__list { display: grid; gap: 1.25rem; }
    .solution-item { background: var(--c-surface); border-radius: var(--radius-lg); padding: 2.5rem 2.5rem 2.5rem 2rem; box-shadow: var(--shadow-rest); display: grid; grid-template-columns: 4rem 12rem 1fr; gap: 2rem; align-items: start; transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out); cursor: auto; }
    .solution-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .solution-item__num { font-family: var(--f-en); font-weight: 700; font-size: 2.25rem; line-height: 1; letter-spacing: -0.05em; background: linear-gradient(110deg, var(--c-brand-deep), var(--c-brand), var(--c-brand-2)); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: emShimmer 8s linear infinite; }
    .solution-item__title { font-family: var(--f-ja-bold); font-weight: 900; font-size: 1.0625rem; line-height: 1.6; letter-spacing: 0.08em; color: var(--c-text); }
    .solution-item__title small { display: block; font-family: var(--f-en); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.16em; color: var(--c-brand); text-transform: uppercase; margin-top: 0.5rem; }
    .solution-item__desc { font-family: var(--f-ja); font-weight: 500; font-size: 0.8125rem; line-height: 2; letter-spacing: 0.06em; color: var(--c-text-sub); }
    .solution-item__desc strong { color: var(--c-text); font-weight: 900; }

    /* Deep dive — bullet list with grid */
    .deepdive { background: var(--c-surface); border-radius: var(--radius-lg); padding: 3rem; box-shadow: var(--shadow-rest); }
    .deepdive__intro { font-family: var(--f-ja); font-weight: 500; font-size: 0.9375rem; line-height: 2.1; letter-spacing: 0.06em; color: var(--c-text); margin-bottom: 2rem; max-width: 50em; }
    .deepdive__intro strong { font-weight: 900; color: var(--c-brand); }
    .deepdive__list { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; }
    .deepdive__chip { padding: 1.25rem 1.5rem; background: var(--c-bg-warm); border-radius: var(--radius-md); border: 1px solid var(--c-line); font-family: var(--f-ja); font-weight: 500; font-size: 0.8125rem; line-height: 1.7; letter-spacing: 0.06em; color: var(--c-text); position: relative; transition: transform .3s var(--ease-out), border-color .3s; }
    .deepdive__chip::before { content: ''; position: absolute; top: 1.5rem; left: 0; width: 3px; height: 1.5rem; background: var(--c-brand); border-radius: 0 3px 3px 0; }
    .deepdive__chip:hover { transform: translateY(-3px); border-color: var(--c-brand); }
    .deepdive__after { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--c-line); font-family: var(--f-ja); font-weight: 500; font-size: 0.875rem; line-height: 2; letter-spacing: 0.06em; color: var(--c-text-sub); }

    /* Results — bold metric cards */
    .results__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.5rem; }
    .result-card { background: linear-gradient(135deg, #0A0F1C 0%, #0F1A33 50%, #1F2D55 100%); color: #fff; border-radius: var(--radius-lg); padding: 2.5rem 2rem; position: relative; overflow: hidden; transition: transform .5s var(--ease-out); cursor: auto; }
    .result-card::before { content: ''; position: absolute; top: -30%; right: -20%; width: 60%; height: 80%; background: radial-gradient(circle, rgba(118,183,237,.25), transparent 60%); filter: blur(40px); animation: ctaGlow 10s var(--ease-soft) infinite; }
    @keyframes ctaGlow { 0%,100% { opacity: 0.6; transform: scale(1); } 50% { opacity: 1; transform: scale(1.15); } }
    .result-card:hover { transform: translateY(-6px); }
    .result-card > * { position: relative; z-index: 1; }
    .result-card__label { font-family: var(--f-en); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.32em; color: rgba(255,255,255,.7); text-transform: uppercase; margin-bottom: 1.25rem; }
    .result-card__num { font-family: var(--f-en); font-weight: 700; font-size: clamp(2rem, 3.5vw, 2.75rem); line-height: 1; letter-spacing: -0.04em; margin-bottom: 1rem; }
    .result-card__num--accent { background: linear-gradient(110deg, var(--c-accent), #fff); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: emShimmer 6s linear infinite; }
    .result-card__desc { font-family: var(--f-ja); font-weight: 500; font-size: 0.75rem; line-height: 1.8; letter-spacing: 0.06em; color: rgba(255,255,255,.7); }

    /* Stack tags */
    .stack__list { display: flex; flex-wrap: wrap; gap: 0.75rem; }
    .stack__tag { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.875rem 1.25rem; background: var(--c-surface); border-radius: var(--radius-pill); box-shadow: var(--shadow-rest); font-family: var(--f-ja); font-weight: 600; font-size: 0.8125rem; letter-spacing: 0.06em; color: var(--c-text); transition: transform .3s var(--ease-out), color .3s; cursor: auto; }
    .stack__tag::before { content: ''; width: 0.5rem; height: 0.5rem; background: var(--c-brand); border-radius: 50%; }
    .stack__tag:hover { transform: translateY(-2px); color: var(--c-brand); }
    .stack__tag small { font-family: var(--f-en); font-weight: 600; font-size: 0.6875rem; letter-spacing: 0.16em; color: var(--c-text-mute); text-transform: uppercase; }

    /* Takeaway */
    .takeaway { background: var(--c-surface); border-radius: var(--radius-lg); padding: 3.5rem 3rem; box-shadow: var(--shadow-rest); border-left: 3px solid var(--c-brand); }
    .takeaway__quote { font-family: var(--f-ja-bold); font-weight: 700; font-size: 1.0625rem; line-height: 2.1; letter-spacing: 0.08em; color: var(--c-text); }
    .takeaway__quote strong { font-weight: 900; background: linear-gradient(110deg, var(--c-brand-deep), var(--c-brand), var(--c-brand-2)); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; animation: emShimmer 8s linear infinite; }

    /* CTA */
    .cta { padding: 4rem 2.5rem 10rem; max-width: var(--container); margin: 0 auto; text-align: center; }
    .cta__title { font-family: var(--f-en); font-weight: 700; font-size: clamp(2.25rem, 5vw, 4.5rem); line-height: 1; letter-spacing: -0.04em; color: var(--c-text); margin-bottom: 2rem; }
    .cta__title em { font-style: normal; color: var(--c-brand); }
    .cta__sub { font-family: var(--f-ja-bold); font-weight: 700; font-size: 1rem; line-height: 2.1; letter-spacing: 0.08em; color: var(--c-text); max-width: 32em; margin: 0 auto 3rem; }
    .cta__actions { display: inline-flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
    .btn { display: inline-flex; align-items: center; gap: 0.75rem; padding: 1rem 1.625rem; font-family: var(--f-ja-bold); font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.12em; border-radius: var(--radius-pill); position: relative; overflow: hidden; transition: transform .35s var(--ease-spring), color .4s var(--ease-out); cursor: auto; }
    .btn > span { position: relative; z-index: 2; }
    .btn--primary { background: var(--c-text); color: var(--c-bg); box-shadow: 0 4px 16px rgba(10,15,30,.18); }
    .btn--primary::before { content: ''; position: absolute; top: 50%; left: 50%; width: 0; height: 0; background: var(--c-brand); border-radius: 50%; transform: translate(-50%, -50%); transition: width .55s var(--ease-out), height .55s var(--ease-out); z-index: 1; }
    .btn--primary::after { content: '→'; transition: transform .4s var(--ease-spring); position: relative; z-index: 2; }
    .btn--primary:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(9,111,200,.30); }
    .btn--primary:hover::before { width: 240%; height: 600%; }
    .btn--primary:hover::after { transform: translateX(5px); }
    .btn--secondary { background: transparent; color: var(--c-text); border: 1.5px solid var(--c-text); }
    .btn--secondary::before { content: ''; position: absolute; inset: 0; background: var(--c-text); transform: scaleX(0); transform-origin: right; transition: transform .55s var(--ease-out); z-index: 1; }
    .btn--secondary:hover { transform: translateY(-3px); color: var(--c-bg); }
    .btn--secondary:hover::before { transform: scaleX(1); transform-origin: left; }

    /* Related cases (mini cards) */
    .related { padding: 4rem 2.5rem 6rem; max-width: var(--container); margin: 0 auto; border-top: 1px solid var(--c-line); }
    .related__head { display: flex; justify-content: space-between; align-items: end; margin-bottom: 2.5rem; }
    .related__title { font-family: var(--f-en); font-weight: 700; font-size: 1.5rem; letter-spacing: -0.02em; }
    .related__link { font-family: var(--f-en); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--c-text); padding-bottom: 0.25rem; border-bottom: 1px solid var(--c-text); transition: color .3s; }
    .related__link:hover { color: var(--c-brand); }
    .related__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
    .related-card { background: var(--c-surface); border-radius: var(--radius-lg); padding: 1.5rem; box-shadow: var(--shadow-rest); transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out); cursor: auto; }
    .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .related-card__visual { aspect-ratio: 16/9; border-radius: var(--radius-md); background: linear-gradient(135deg, var(--c-brand), var(--c-brand-2)); margin-bottom: 1.25rem; position: relative; overflow: hidden; }
    .related-card__visual--2 { background: linear-gradient(135deg, var(--c-text), var(--c-brand)); }
    .related-card__visual--3 { background: linear-gradient(135deg, var(--c-accent), var(--c-brand-2)); }
    .related-card__cat { font-family: var(--f-en); font-size: 0.625rem; font-weight: 700; letter-spacing: 0.32em; color: var(--c-text-mute); text-transform: uppercase; margin-bottom: 0.5rem; }
    .related-card__title { font-family: var(--f-ja-bold); font-weight: 900; font-size: 0.9375rem; line-height: 1.6; letter-spacing: 0.06em; color: var(--c-text); }

    /* Footer */
    /* Reveal */
    .reveal { opacity: 0; transform: translateY(40px); transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out); }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    .reveal.delay-1 { transition-delay: .1s; }
    .reveal.delay-2 { transition-delay: .2s; }
    .reveal.delay-3 { transition-delay: .3s; }
    .reveal.delay-4 { transition-delay: .4s; }

    @media (max-width: 1024px) {
      .hero, .section, .cta, .related, .breadcrumb, .footer { padding-left: 1.5rem; padding-right: 1.5rem; }
      .section__head { grid-template-columns: 1fr; gap: 1.5rem; }
    }
    @media (max-width: 768px) {
      body { cursor: auto; } .cursor { display: none; }
      .btn, .header__cta { cursor: pointer; }
      .header { padding: 1rem 1.25rem; }
      .breadcrumb { padding-top: 6rem; flex-wrap: wrap; }
      .hero__metrics { grid-template-columns: repeat(2, 1fr); }
      .hero__metric:nth-child(2)::after { display: none; }
      .compare { grid-template-columns: 1fr; }
      .solution-item { grid-template-columns: 1fr; gap: 1rem; }
      .related__grid { grid-template-columns: 1fr; }
      .overview { padding: 2rem 1.5rem; }
      .overview__row { grid-template-columns: 1fr; gap: 0.5rem; }
    }
  
    /* Unified Footer */
    .footer { padding: 4rem 2.5rem 3rem; max-width: var(--container); margin: 0 auto; border-top: 1px solid var(--c-line); position: relative; z-index: 1; }
    .footer__inner { display: grid; grid-template-columns: 1.4fr auto; gap: 4rem; align-items: start; padding-bottom: 3rem; margin-bottom: 2rem; border-bottom: 1px solid var(--c-line); }
    .footer__brand { display: grid; gap: 1.25rem; max-width: 22rem; }
    .footer__tagline { font-family: var(--f-ja); font-weight: 500; font-size: 0.8125rem; line-height: 1.95; letter-spacing: 0.06em; color: var(--c-text-sub); }
    .footer__logo { font-family: var(--f-en); font-weight: 800; font-size: 1.0625rem; letter-spacing: 0.02em; display: inline-flex; align-items: center; gap: 0.5rem; }
    .footer__logo::after { content: ''; width: 0.4em; height: 0.4em; background: var(--c-accent); border-radius: 50%; }
    .footer__nav { display: grid; grid-auto-flow: column; grid-auto-columns: max-content; gap: 2.5rem; align-items: start; }
    .footer__nav a { font-family: var(--f-ja-bold); font-weight: 700; font-size: 0.8125rem; letter-spacing: 0.08em; color: var(--c-text); position: relative; transition: color .25s; }
    .footer__nav a::after { content: ''; position: absolute; left: 0; bottom: -4px; width: 0; height: 1px; background: var(--c-brand); transition: width .35s var(--ease-out); }
    .footer__nav a:hover { color: var(--c-brand); }
    .footer__nav a:hover::after { width: 100%; }
    .footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
    .footer__meta { font-family: var(--f-en); font-size: 0.6875rem; letter-spacing: 0.32em; color: var(--c-text-mute); text-transform: uppercase; }
    .footer__legal-links { display: flex; gap: 1.5rem; }
    .footer__legal-links a { font-family: var(--f-en); font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.24em; color: var(--c-text-mute); text-transform: uppercase; transition: color .25s; }
    .footer__legal-links a:hover { color: var(--c-text); }
    @media (max-width: 960px) { .footer__inner { grid-template-columns: 1fr; gap: 2.5rem; } .footer__nav { grid-auto-flow: row; gap: 1rem; } }
    @media (max-width: 480px) { .footer__bottom { flex-direction: column; align-items: flex-start; } }

  
    /* === Unified header nav (injected) === */
    .header__nav { gap: 1rem; }
    .header__nav-divider { display: inline-block; width: 1px; height: 1.5rem; background: var(--c-line); margin: 0 0.5rem; }
    .header__link {
      font-family: var(--f-ja-bold);
      font-size: 0.8125rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      color: var(--c-text);
      position: relative;
      padding: 0.5rem 0;
      display: inline-block;
      transition: color .3s var(--ease-out);
    }
    .header__link::after {
      content: '';
      position: absolute;
      left: 0; bottom: 0;
      width: 0; height: 1px;
      background: var(--c-brand);
      transition: width .35s var(--ease-out);
    }
    .header__link:hover { color: var(--c-brand); }
    .header__link:hover::after { width: 100%; }
    .header__cta-sub {
      padding: 0.75rem 1.125rem;
      min-width: 7.5rem;
      background: transparent;
      color: var(--c-brand);
      font-family: var(--f-ja-bold);
      font-size: 0.8125rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      border-radius: var(--radius-pill);
      border: 1.5px solid var(--c-brand);
      display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
      position: relative;
      overflow: hidden;
      transition: color .3s var(--ease-out), transform .3s var(--ease-spring), border-color .3s;
    }
    .header__cta-sub::before {
      content: ''; position: absolute; inset: 0;
      background: var(--c-brand);
      transform: scaleX(0); transform-origin: right;
      transition: transform .45s var(--ease-out);
    }
    .header__cta-sub > span { position: relative; z-index: 1; }
    .header__cta-sub:hover { color: #fff; transform: translateY(-2px); }
    .header__cta-sub:hover::before { transform: scaleX(1); transform-origin: left; }
    .header__cta-sub--accent {
      background: var(--c-brand);
      color: #fff;
      border-color: var(--c-brand);
      box-shadow: 0 4px 12px rgba(9,111,200,.30);
    }
    .header__cta-sub--accent::before { background: var(--c-brand-deep); }
    .header__cta-sub--accent:hover { box-shadow: 0 8px 20px rgba(9,111,200,.40); }
    .header__cta {
      padding: 0.75rem 1.25rem;
      min-width: 7.5rem;
      background: var(--c-text);
      color: var(--c-bg);
      font-family: var(--f-ja-bold);
      font-size: 0.8125rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      border-radius: var(--radius-pill);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      position: relative;
      overflow: hidden;
      box-shadow: 0 4px 12px rgba(10,15,30,.18);
      transition: transform .4s var(--ease-spring), box-shadow .3s;
    }
    .header__cta::before { content: ''; position: absolute; inset: 0; background: var(--c-brand); transform: translateY(100%); transition: transform .5s var(--ease-out); }
    .header__cta > span { position: relative; z-index: 1; }
    .header__cta::after { content: none; }
    .header__cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(9,111,200,.40); }
    .header__cta:hover::before { transform: translateY(0); }
    @media (max-width: 1100px) {
      .header__nav .header__link,
      .header__nav .header__nav-divider,
      .header__nav .header__cta-sub { display: none; }
    }