:root {
      --primary:#005f87;
      --accent:#005f87;
      --bg:#f5f5f5;
      --card:#ffffff;
      --text:#263238;
      --radius:12px;
      --maxw:1200px;
      --shadow:0 6px 20px rgba(0,0,0,0.06);
    }

    * { box-sizing:border-box; margin:0; padding:0; }
    body {
      font-family:'Roboto', sans-serif;
      color:var(--text);
      background:var(--bg);
      padding-top:90px;
      line-height:1.6;
    }

    /* HEADER */
    header {
      position:fixed;
      top:0; left:0; width:100%;
      height:80px;
      background:#fff;
      box-shadow:0 2px 6px rgba(0,0,0,0.1);
      display:flex; align-items:center; justify-content:center;
      transition:all .3s ease;
      z-index:1000;
    }
    header.scrolled { height:70px; box-shadow:0 4px 14px rgba(0,0,0,0.12); }
    .nav-container {
      width:100%; max-width:var(--maxw);
      display:flex; justify-content:space-between; align-items:center;
      padding:0 2rem;
    }
    .nav-logo { font-size:1.35rem; font-weight:700; color:var(--primary); }
    nav ul { list-style:none; display:flex; gap:1.8rem; }
    nav ul li a {
      color:var(--primary);
      font-weight:500;
      text-decoration:none;
      position:relative;
      transition:color .2s;
    }
    nav ul li a:hover { color:var(--accent); }
    nav ul li a::after {
      content:"";
      position:absolute;
      bottom:-5px; left:0;
      width:0; height:2px;
      background:var(--primary);
      transition:width .3s;
    }
    nav ul li a:hover::after,
    nav ul li a.active::after { width:100%; }

    /* HERO */
    .hero {
      max-width:var(--maxw);
      margin:1.5rem auto;
      display:flex;
      align-items:stretch;
      gap:2rem;
      padding:0 1.25rem;
    }
    .hero-left {
      flex:1;
      background:linear-gradient(180deg, rgba(0,0,0,0.1), rgba(0,0,0,0.05)),
        url('imagens/palete-de-madeira-pbr.jpeg') center/cover no-repeat;
      border-radius:var(--radius);
      color:#fff;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      padding:3rem;
      box-shadow:var(--shadow);
      min-height:360px;
    }
    .hero-left h1 { font-size:clamp(1.8rem,3.5vw,2.6rem); margin-bottom:.5rem; color:#003366; }
    .hero-left p { max-width:60ch; margin-bottom:1.2rem; color:#003366; font-weight:500; }

    .hero-cta { display:flex; flex-wrap:wrap; gap:1rem; margin-top:1rem; }
    .btn {
      background:var(--accent);
      color:#fff;
      padding:.75rem 1.4rem;
      border-radius:8px;
      text-decoration:none;
      font-weight:700;
      transition:background .3s;
    }
    .btn:hover { background:#ff5a5a; }
    .btn-outline {
      background:transparent;
      border:2px solid var(--accent);
      color:var(--accent);
    }
    .btn-outline:hover { background:var(--accent); color:#fff; }

    .hero-right {
      width:360px;
      background:var(--card);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      padding:1.6rem;
    }
    .hero-right h3 { color:var(--primary); margin-bottom:.8rem; }
    .specs-quick { display:flex; flex-wrap:wrap; gap:.6rem; margin-bottom:.8rem; }
    .specs-quick .kpi {
      background:#f3f8fb;
      color:var(--primary);
      font-weight:600;
      padding:.6rem .9rem;
      border-radius:8px;
    }
    .hero-right p { color:#555; line-height:1.5; }

    /* CONTEÚDO */
    .container {
      max-width:var(--maxw);
      margin:2rem auto;
      padding:0 1.25rem;
      display:flex;
      align-items:flex-start;
      gap:2rem;
    }
    .container > section { flex:1; }
    .card {
      background:var(--card);
      border-radius:var(--radius);
      padding:1.8rem;
      box-shadow:var(--shadow);
      margin-bottom:1.8rem;
    }
    h2 { color:var(--primary); margin-bottom:.6rem; }
    p.subtle { color:#555; margin-bottom:1rem; }
    hr { border:none; border-top:1px solid #e5e5e5; margin:1.5rem 0; }
    ul.check { list-style:none; padding-left:0; }
    ul.check li {
      padding-left:1.4rem;
      position:relative;
      margin-bottom:.5rem;
      line-height:1.5;
    }
    ul.check li::before {
      content:"\f00c";
      font-family:"Font Awesome 6 Free";
      font-weight:900;
      position:absolute;
      left:0; top:0;
      color:var(--primary);
      font-size:.8rem;
    }
    .two-col { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }

    /* ASIDE */
    .aside { width:360px; }
    .aside .card { position:sticky; top:108px; }
    .cta-contact {
      display:inline-block;
      margin-top:.8rem;
      background:var(--primary);
      color:#fff;
      text-decoration:none;
      padding:.7rem 1.2rem;
      border-radius:8px;
      font-weight:600;
      text-align:center;
      transition:background .3s;
    }
    .cta-contact:hover { background:#00709d; }

    /* CTA FINAL */
    .cta-final { max-width:var(--maxw); margin:2rem auto; padding:0 1.25rem; }
    .cta-final .card { text-align:center; }
    .cta-final .card a { margin:0.5rem; }

    /* FOOTER */
    footer { margin-top:3rem; background:var(--primary); color:#fff; text-align:center; padding:2rem 1rem; }

    /* RESPONSIVO */
    @media (max-width:980px) {
      .hero, .container { flex-direction:column; }
      .hero-right, .aside { width:100%; }
      .hero-cta { justify-content:center; }
    }