:root {
      --ink: #172022;
      --muted: #526164;
      --line: #d9e1df;
      --panel: #f7f5ef;
      --paper: #fffdf8;
      --teal: #0f6a67;
      --teal-dark: #0a4e4b;
      --rust: #9a4d25;
      --clay: #e9d8c6;
      --steel: #e7ecea;
      --white: #ffffff;
    }

    * { box-sizing: border-box; }
    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      color: var(--ink);
      background: var(--paper);
      line-height: 1.62;
    }
    a { color: var(--teal-dark); text-decoration: none; }
    a:hover { text-decoration: underline; }
    img { max-width: 100%; height: auto; display: block; }
    .shell { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
    .hero {
      min-height: 620px;
      display: grid;
      align-items: center;
      background: var(--panel);
      border-bottom: 1px solid var(--line);
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
      gap: 46px;
      align-items: center;
      padding: 56px 0 44px;
    }
    .eyebrow {
      color: var(--rust);
      font-size: 12px;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      font-weight: 700;
      margin-bottom: 14px;
    }
    .hero-title, h2, h3 { line-height: 1.18; margin: 0; letter-spacing: 0; }
    .hero-title {
      font-size: 52px;
      max-width: 720px;
      margin-bottom: 20px;
      font-weight: 700;
    }
    h2 { font-size: 34px; margin-bottom: 16px; }
    h3 { font-size: 20px; margin-bottom: 10px; }
    p { margin: 0 0 14px; }
    .lead { font-size: 18px; color: #344144; max-width: 710px; }
    .keyword-line {
      margin-top: 18px;
      padding-left: 18px;
      border-left: 4px solid var(--teal);
      color: #263436;
      max-width: 760px;
    }
    .keyword-line strong { color: var(--ink); font-weight: 800; }
    .hero-actions, .actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 12px 18px;
      border: 1px solid var(--teal);
      background: var(--teal);
      color: var(--white);
      font-weight: 700;
      border-radius: 6px;
      text-decoration: none;
    }
    .btn:hover { background: var(--teal-dark); color: var(--white); text-decoration: none; }
    .btn.secondary { background: transparent; color: var(--teal-dark); }
    .btn.secondary:hover { background: var(--steel); color: var(--teal-dark); }
    .hero-media {
      align-self: end;
      background: var(--white);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 20px;
      box-shadow: 0 20px 50px rgba(23, 32, 34, .08);
    }
    .hero-media img {
      width: 100%;
      max-height: 500px;
      object-fit: contain;
      margin: 0 auto;
    }
    .hero-facts {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 1px;
      background: var(--line);
      border-top: 1px solid var(--line);
    }
    .hero-facts div {
      background: var(--white);
      padding: 20px;
    }
    .hero-facts span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-bottom: 5px;
    }
    .hero-facts b {
      font-size: 24px;
      line-height: 1.2;
    }
    section { padding: 74px 0; }
    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .8fr) minmax(0, 1fr);
      gap: 34px;
      align-items: end;
      margin-bottom: 34px;
    }
    .intro { color: var(--muted); font-size: 17px; }
    .spec-band {
      background: var(--white);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .spec-layout {
      display: grid;
      grid-template-columns: minmax(320px, .82fr) minmax(0, 1.18fr);
      gap: 36px;
      align-items: stretch;
    }
    .hero-grid > *, .section-head > *, .spec-layout > *, .split > *, .rfq-layout > *, .final-cta .shell > * {
      min-width: 0;
    }
    .image-panel {
      background: var(--panel);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 18px;
      display: grid;
      align-items: center;
    }
    .image-panel img {
      width: auto;
      max-width: 100%;
      max-height: 520px;
      object-fit: contain;
      margin: 0 auto;
    }
    .table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: var(--white); }
    table { width: 100%; border-collapse: collapse; min-width: 620px; }
    th, td {
      text-align: left;
      vertical-align: top;
      padding: 16px;
      border-bottom: 1px solid var(--line);
    }
    th {
      width: 32%;
      background: var(--steel);
      color: var(--ink);
      font-weight: 800;
    }
    tr:last-child th, tr:last-child td { border-bottom: 0; }
    .note {
      margin-top: 18px;
      color: var(--muted);
      font-size: 14px;
    }
    .split {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(330px, .86fr);
      gap: 46px;
      align-items: center;
    }
    .check-list {
      display: grid;
      gap: 14px;
      margin-top: 26px;
    }
    .check {
      border-left: 4px solid var(--rust);
      padding: 3px 0 3px 16px;
    }
    .check b { display: block; margin-bottom: 4px; }
    .resource-band { background: #eef4f2; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .resource-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
      margin-top: 26px;
    }
    .resource {
      background: var(--white);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 20px;
      min-height: 190px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .resource small {
      display: block;
      color: var(--rust);
      text-transform: uppercase;
      font-weight: 800;
      letter-spacing: .08em;
      margin-bottom: 10px;
    }
    .rfq-layout {
      display: grid;
      grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
      gap: 36px;
      align-items: start;
    }
    .rfq-panel {
      background: var(--ink);
      color: var(--white);
      border-radius: 8px;
      padding: 28px;
    }
    .rfq-panel p { color: #dce6e4; }
    .rfq-list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }
    .rfq-item {
      background: var(--white);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 18px;
    }
    .rfq-item span {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: var(--clay);
      color: var(--ink);
      font-weight: 800;
      margin-bottom: 12px;
    }
    .article-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }
    .article-card {
      border: 1px solid var(--line);
      border-radius: 8px;
      background: var(--white);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .article-card img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: contain;
      background: var(--panel);
      padding: 12px;
      border-bottom: 1px solid var(--line);
    }
    .article-card div {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .article-card p { color: var(--muted); }
    .article-card a { margin-top: auto; font-weight: 800; }
    .faq-band {
      background: var(--white);
      border-top: 1px solid var(--line);
    }
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      margin-top: 28px;
    }
    .faq-item {
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 20px;
      background: var(--paper);
    }
    .final-cta {
      padding: 58px 0;
      background: var(--teal-dark);
      color: var(--white);
    }
    .final-cta .shell {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: center;
    }
    .final-cta p { color: #d7e7e5; max-width: 760px; }
    .final-cta .btn { background: var(--white); color: var(--teal-dark); border-color: var(--white); }
    .final-cta .btn:hover { background: #eef4f2; color: var(--teal-dark); }
    .final-cta .btn.secondary { background: transparent; color: var(--white); border-color: #b7d6d2; }
    .final-cta .btn.secondary:hover { background: rgba(255,255,255,.12); color: var(--white); }
    @media (max-width: 900px) {
      .hero-grid, .section-head, .spec-layout, .split, .rfq-layout, .final-cta .shell {
        grid-template-columns: 1fr;
      }
      h1 { font-size: 40px; }
      h2 { font-size: 29px; }
      .hero-facts, .resource-grid, .article-grid, .faq-grid, .rfq-list {
        grid-template-columns: 1fr 1fr;
      }
      .final-cta .shell { align-items: start; }
    }
    @media (max-width: 520px) {
      .shell { width: min(100% - 28px, 1160px); }
      section { padding: 52px 0; }
      .hero { min-height: auto; }
      .hero-grid { padding: 36px 0 26px; gap: 28px; }
      h1 { font-size: 34px; }
      h2 { font-size: 26px; }
      .lead { font-size: 16px; }
      .hero-facts, .resource-grid, .article-grid, .faq-grid, .rfq-list {
        grid-template-columns: 1fr;
      }
      .hero-media { padding: 12px; }
      .hero-media img { max-height: 360px; }
      .btn { width: 100%; }
    }