@scope (.ess-essential-page) {
    :scope {
      --ink: #10221c;
      --muted: #64766e;
      --green: #147a57;
      --green-dark: #0c4a38;
      --lime: #b9ed63;
      --soft: #f1f7f4;
      --line: #d5e3dc;
      --white: #fff;
      display: block;
      overflow: hidden;
      color: var(--ink);
      background: var(--white);
      font-family: Inter, Arial, sans-serif;
    }

    * { box-sizing: border-box; }
    a { color: inherit; text-decoration: none; }
    img { display: block; width: 100%; }
    h1, h2, h3, p { margin-top: 0; }
    h1, h2, h3 { letter-spacing: -0.035em; }
    p { color: var(--muted); line-height: 1.75; }
    .container { width: min(1420px, calc(100% - 40px)); margin-inline: auto; }
    .section { padding: 92px 0; }
    .soft { background: var(--soft); }
    .eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--green); font-size: .76rem; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
    .eyebrow::before { width: 34px; height: 3px; background: var(--green); content: ""; }
    .btn { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; padding: 12px 23px; border: 1px solid var(--green); border-radius: 999px; font-weight: 850; }
    .btn-primary { color: #fff; background: var(--green); }
    .btn-secondary { color: var(--green); background: #fff; }

    .hero { padding: 76px 0 44px; background: linear-gradient(115deg, #0d3529 0 52%, #eef6f2 52%); }
    .hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 54px; }
    .hero-copy { padding: 40px 0; }
    .hero .eyebrow { color: var(--lime); }
    .hero .eyebrow::before { background: var(--lime); }
    .hero h1 { max-width: 760px; margin: 20px 0; color: #fff; font-size: clamp(2.7rem, 5vw, 5.5rem); line-height: .98; }
    .hero-copy > p { max-width: 720px; color: #c7d8d1; font-size: 1.08rem; }
    .hero-points { display: flex; flex-wrap: wrap; gap: 9px; margin: 28px 0; }
    .hero-points span { padding: 9px 13px; border: 1px solid #41675a; border-radius: 999px; color: #eff8f4; font-size: .76rem; font-weight: 800; }
    .button-row { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-visual { overflow: hidden; border-radius: 30px; background: #fff; box-shadow: 0 24px 70px rgba(15, 52, 41, .16); }
    .hero-visual img { height: 590px; object-fit: contain; background: #fff; }

    .scope-strip { margin-top: -1px; background: #fff; }
    .scope-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 22px; }
    .scope-item { padding: 24px; }
    .scope-item + .scope-item { border-left: 1px solid var(--line); }
    .scope-item strong { display: block; margin-bottom: 7px; color: var(--green-dark); font-size: 1.03rem; }
    .scope-item span { color: var(--muted); font-size: .84rem; line-height: 1.55; }

    .heading { display: grid; grid-template-columns: 1fr .8fr; gap: 40px; align-items: end; margin-bottom: 38px; }
    .heading h2 { max-width: 780px; margin: 14px 0 0; font-size: clamp(2.2rem, 4vw, 4.2rem); line-height: 1.02; }
    .heading > p { margin-bottom: 0; }

    .load-board { display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; }
    .load-photo { position: relative; min-height: 600px; overflow: hidden; border-radius: 28px; }
    .load-photo img { height: 100%; object-fit: cover; }
    .load-photo figcaption { position: absolute; right: 22px; bottom: 22px; left: 22px; padding: 18px; border-radius: 16px; color: #fff; background: rgba(10, 50, 38, .88); line-height: 1.55; }
    .circuit-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .circuit { padding: 24px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
    .circuit b { display: grid; width: 38px; height: 38px; place-items: center; margin-bottom: 28px; border-radius: 50%; color: var(--green-dark); background: var(--lime); }
    .circuit h3 { margin-bottom: 8px; font-size: 1.15rem; }
    .circuit p { margin-bottom: 0; font-size: .9rem; }

    .boundary { color: #fff; background: var(--green-dark); }
    .boundary-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 55px; align-items: center; }
    .boundary h2 { margin: 16px 0; font-size: clamp(2.2rem, 4vw, 4rem); }
    .boundary p { color: #bed0c8; }
    .formula { padding: 30px; border: 1px solid #356c59; border-radius: 24px; background: #123f31; }
    .formula strong { display: block; margin-bottom: 14px; color: var(--lime); font-size: 1.2rem; }
    .formula-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .formula-row span { padding: 18px; border-radius: 14px; color: #e8f2ed; background: #1c503f; text-align: center; line-height: 1.5; }
    .formula-row b { display: block; color: #fff; font-size: 1.25rem; }

    .architecture { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; align-items: stretch; }
    .arch-node { position: relative; display: grid; min-height: 170px; place-items: center; padding: 22px; border: 1px solid var(--line); border-radius: 20px; background: #fff; text-align: center; }
    .arch-node:not(:last-child)::after { position: absolute; z-index: 2; right: -17px; color: var(--green); content: "→"; font-size: 1.4rem; }
    .arch-node strong { display: block; color: var(--green-dark); }
    .arch-node span { margin-top: 7px; color: var(--muted); font-size: .78rem; line-height: 1.5; }

    .products { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .product { overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
    .product img { height: 310px; object-fit: contain; background: #fff; }
    .product-copy { padding: 22px; }
    .product-copy small { color: var(--green); font-weight: 900; text-transform: uppercase; }
    .product-copy h3 { margin: 9px 0; font-size: 1.28rem; }
    .product-copy p { min-height: 76px; margin-bottom: 18px; font-size: .88rem; }
    .product-copy a { color: var(--green); font-weight: 900; }

    .proof-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; align-items: center; }
    .proof-grid img { height: 460px; object-fit: cover; border-radius: 26px; }
    .proof-list { display: grid; gap: 12px; }
    .proof-list div { padding: 18px 20px; border-left: 4px solid var(--green); background: #fff; }
    .proof-list strong { display: block; margin-bottom: 5px; }

    .faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
    details { border: 1px solid var(--line); border-radius: 16px; background: #fff; }
    summary { padding: 20px; color: var(--ink); font-weight: 850; cursor: pointer; }
    details p { padding: 0 20px 20px; margin: 0; font-size: .9rem; }

    .cta { padding: 72px 0; background: #eaf4ef; }
    .cta-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 34px; align-items: start; }
    .cta-copy { padding: 34px; border-radius: 24px; color: #fff; background: var(--green); }
    .cta-copy h2 { margin: 14px 0; font-size: 2.7rem; }
    .cta-copy p { color: #d7e9e1; }
    .cta-form { min-width: 0; padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: #fff; }
    .cta-form .wpcf7, .cta-form form, .cta-form p, .cta-form label, .cta-form span { width: 100%; max-width: none; }
    .cta-form input, .cta-form select, .cta-form textarea { width: 100%; max-width: none; }

    @media (max-width: 900px) {
      .hero { background: var(--green-dark); }
      .hero-grid, .heading, .load-board, .boundary-grid, .proof-grid, .cta-grid { grid-template-columns: 1fr; }
      .scope-grid, .architecture { grid-template-columns: repeat(2, 1fr); }
      .scope-item + .scope-item { border-left: 0; }
      .hero-visual img { height: 440px; }
      .arch-node::after { display: none; }
    }
    @media (max-width: 620px) {
      .container { width: min(100% - 24px, 1420px); }
      .section { padding: 64px 0; }
      .hero { padding-top: 54px; }
      .hero h1 { font-size: 2.6rem; }
      .scope-grid, .circuit-list, .formula-row, .architecture, .products, .faq-grid { grid-template-columns: 1fr; }
      .hero-visual img, .load-photo, .proof-grid img { height: 360px; min-height: 0; }
    }
  }