: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);
      -webkit-font-smoothing:antialiased;
      padding-top:90px;
    }

    /* 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(0,0,0,0.3), rgba(0,0,0,0.15)),
        url('imagens/inspecao-paletes.avif') 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;
    }
    .hero-left p {
      max-width:60ch;
      margin-bottom:1.2rem;
    }
    .hero-cta {
      display:flex; flex-wrap:wrap; gap: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;
    }

    .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;
    }
    .specs-quick .kpi {
      background:#f3f8fb;
      color:var(--primary);
      font-weight:600;
      padding:.6rem .9rem;
      border-radius:8px;
    }
    .hero-right p {
      margin-top:.8rem;
      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;
      line-height:1.6;
    }
    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;
    }

    /* 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;
    }

    /* 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%;
      }
    }