:root{
    --ink:#14232B;
    --ink-soft:#3E525B;
    --teal:#1C8FA3;
    --teal-deep:#0E6478;
    --teal-pale:#E4F3F6;
    --cloud:#F4F6F7;
    --white:#FFFFFF;
    --line:#DCE3E5;
    --font-display:'Space Grotesk', sans-serif;
    --font-body:'Inter', sans-serif;
    --groove: repeating-linear-gradient(180deg, rgba(20,35,43,0.055) 0px, rgba(20,35,43,0.055) 2px, transparent 2px, transparent 22px);
  }

  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:var(--font-body);
    color:var(--ink);
    background:var(--white);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%; display:block;}
  a{color:inherit; text-decoration:none;}
  ul{list-style:none;}

  :focus-visible{
    outline:3px solid var(--teal);
    outline-offset:3px;
  }

  .wrap{
    max-width:1140px;
    margin:0 auto;
    padding:0 24px;
  }

  h1,h2,h3{
    font-family:var(--font-display);
    font-weight:700;
    letter-spacing:-0.01em;
    line-height:1.08;
  }

  .eyebrow{
    font-family:var(--font-display);
    font-weight:600;
    font-size:0.78rem;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--teal-deep);
  }

  /* ---------- Botões ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-family:var(--font-display);
    font-weight:600;
    font-size:0.98rem;
    padding:15px 26px;
    border-radius:8px;
    border:2px solid transparent;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
    cursor:pointer;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--teal);
    color:var(--white);
    box-shadow:0 8px 20px -8px rgba(28,143,163,0.55);
  }
  .btn-primary:hover{ background:var(--teal-deep); transform:translateY(-2px); }
  .btn-ghost{
    background:transparent;
    border-color:var(--ink);
    color:var(--ink);
  }
  .btn-ghost:hover{ background:var(--ink); color:var(--white); }
  .btn svg{ width:18px; height:18px; flex:none; }

  /* ---------- Header ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(255,255,255,0.92);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:14px 24px;
    max-width:1140px; margin:0 auto;
  }
  .logo{ display:flex; align-items:center; gap:10px; }
  .logo img{ height:44px; width:auto; }
  .logo-text{ font-family:var(--font-display); font-weight:700; font-size:0.95rem; line-height:1.15; }
  .logo-text span{ display:block; font-weight:500; color:var(--teal-deep); font-size:0.72rem; letter-spacing:0.04em; }

  .nav-links{ display:flex; gap:34px; }
  .nav-links a{
    font-family:var(--font-display);
    font-weight:500;
    font-size:0.92rem;
    color:var(--ink-soft);
    transition:color .15s ease;
  }
  .nav-links a:hover{ color:var(--teal-deep); }

  .nav-actions{ display:flex; align-items:center; gap:16px; }
  .menu-btn{
    display:none;
    background:none; border:none; cursor:pointer;
    width:40px; height:40px;
    align-items:center; justify-content:center;
  }
  .menu-btn span, .menu-btn span::before, .menu-btn span::after{
    content:''; display:block; width:22px; height:2px; background:var(--ink);
    position:relative; transition:transform .2s ease, opacity .2s ease;
  }
  .menu-btn span::before{ position:absolute; top:-7px; }
  .menu-btn span::after{ position:absolute; top:7px; }

  /* ---------- Hero ---------- */
  .hero{
    position:relative;
    background:var(--cloud);
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero::before{
    content:'';
    position:absolute; inset:0;
    background:var(--groove);
    opacity:0.7;
  }
  .hero-grid{
    position:relative;
    display:grid;
    grid-template-columns:1.05fr 0.95fr;
    align-items:center;
    gap:48px;
    padding:76px 24px 88px;
    max-width:1140px; margin:0 auto;
  }
  .hero h1{
    font-size:clamp(2.3rem, 4.4vw, 3.6rem);
    margin:16px 0 20px;
    color:var(--ink);
  }
  .hero h1 em{
    font-style:normal;
    color:var(--teal-deep);
    position:relative;
  }
  .hero p.lead{
    font-size:1.12rem;
    color:var(--ink-soft);
    max-width:46ch;
    margin-bottom:32px;
  }
  .hero-cta{ display:flex; align-items:center; gap:18px; flex-wrap:wrap; }
  .hero-note{ font-size:0.85rem; color:var(--ink-soft); }

  .hero-visual{
    position:relative;
    aspect-ratio:4/5;
    border-radius:14px;
    overflow:hidden;
    box-shadow:0 30px 60px -24px rgba(20,35,43,0.35);
    transform:rotate(1.2deg);
  }
  .hero-visual img{ width:100%; height:100%; object-fit:cover; }
  .hero-visual .tag{
    position:absolute; left:16px; bottom:16px;
    background:rgba(20,35,43,0.82);
    color:var(--white);
    font-family:var(--font-display);
    font-size:0.78rem;
    font-weight:600;
    padding:8px 14px;
    border-radius:6px;
    backdrop-filter:blur(3px);
  }

  /* groove divider strip, evoking the ridged profile of the boards */
  .groove-strip{
    height:34px;
    background:repeating-linear-gradient(90deg, var(--teal) 0px, var(--teal) 3px, var(--teal-deep) 3px, var(--teal-deep) 6px);
    opacity:0.9;
  }

  /* ---------- Seções gerais ---------- */
  section{ padding:88px 0; }
  .section-head{ max-width:640px; margin-bottom:52px; }
  .section-head h2{ font-size:clamp(1.7rem, 3vw, 2.3rem); margin-top:12px; }
  .section-head p{ color:var(--ink-soft); margin-top:14px; font-size:1.04rem; }

  /* ---------- Diferenciais ---------- */
  .diff-grid{
    display:grid;
    grid-template-columns:repeat(4, 1fr);
    gap:1px;
    background:var(--line);
    border:1px solid var(--line);
    border-radius:12px;
    overflow:hidden;
  }
  .diff-card{
    background:var(--white);
    padding:32px 26px;
    transition:background .18s ease;
  }
  .diff-card:hover{ background:var(--teal-pale); }
  .diff-icon{
    width:42px; height:42px;
    display:flex; align-items:center; justify-content:center;
    background:var(--teal-pale);
    border-radius:9px;
    margin-bottom:18px;
    color:var(--teal-deep);
  }
  .diff-icon svg{ width:22px; height:22px; }
  .diff-card h3{ font-size:1.02rem; margin-bottom:8px; }
  .diff-card p{ color:var(--ink-soft); font-size:0.92rem; }

  /* ---------- Produtos ---------- */
  .products{ background:var(--ink); color:var(--white); }
  .products .eyebrow{ color:#7FCBD9; }
  .products .section-head p{ color:#B8C6CA; }
  .product-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:26px;
  }
  .product-card{
    background:#1B2E37;
    border-radius:14px;
    overflow:hidden;
    border:1px solid #29414C;
    transition:transform .2s ease, border-color .2s ease;
  }
  .product-card:hover{ transform:translateY(-6px); border-color:var(--teal); }
  .product-photo{
    aspect-ratio:5/4;
    overflow:hidden;
    position:relative;
    clip-path:polygon(0 0, 100% 0, 100% 92%, 0 100%);
  }
  .product-photo img{ width:100%; height:100%; object-fit:cover; }
  .product-body{ padding:22px 24px 26px; }
  .product-body .kicker{ font-size:0.74rem; letter-spacing:0.1em; text-transform:uppercase; color:#7FCBD9; font-family:var(--font-display); font-weight:600; }
  .product-body h3{ font-size:1.18rem; margin:8px 0 8px; }
  .product-body p{ font-size:0.9rem; color:#B8C6CA; }
  .product-more{
    text-align:center;
    margin-top:36px;
    color:#B8C6CA;
    font-size:0.95rem;
  }
  .product-more a{ color:var(--teal); font-weight:600; border-bottom:1px solid var(--teal); }

  /* ---------- Como funciona ---------- */
  .steps{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:36px;
    counter-reset:step;
  }
  .step{ position:relative; padding-top:8px; }
  .step::before{
    counter-increment:step;
    content: counter(step, decimal-leading-zero);
    font-family:var(--font-display);
    font-weight:700;
    font-size:0.85rem;
    color:var(--teal);
    letter-spacing:0.08em;
    display:block;
    margin-bottom:14px;
  }
  .step h3{ font-size:1.12rem; margin-bottom:10px; }
  .step p{ color:var(--ink-soft); font-size:0.95rem; }
  .steps-cta{ margin-top:44px; display:flex; justify-content:center; }

  /* ---------- Área de atendimento ---------- */
  .area{
    background:var(--teal-pale);
    display:grid;
    grid-template-columns:1fr 1fr;
    align-items:center;
    gap:0;
    border-radius:16px;
    overflow:hidden;
  }
  .area-text{ padding:56px 52px; }
  .area-text h2{ font-size:clamp(1.5rem, 2.6vw, 2rem); margin:12px 0 16px; }
  .area-text p{ color:var(--ink-soft); margin-bottom:26px; max-width:44ch; }
  .area-photo{ position:relative; aspect-ratio:4/3; }
  .area-photo img{ width:100%; height:100%; object-fit:cover; }

  /* ---------- CTA final ---------- */
  .final-cta{
    background:var(--ink);
    color:var(--white);
    text-align:center;
    position:relative;
    overflow:hidden;
  }
  .final-cta::before{
    content:''; position:absolute; inset:0;
    background:var(--groove);
    filter:invert(1);
    opacity:0.06;
  }
  .final-cta .wrap{ position:relative; }
  .final-cta h2{ font-size:clamp(1.9rem, 3.6vw, 2.6rem); max-width:16ch; margin:14px auto 18px; }
  .final-cta p{ color:#B8C6CA; max-width:44ch; margin:0 auto 34px; font-size:1.05rem; }
  .final-cta .eyebrow{ color:#7FCBD9; }

  /* ---------- Footer ---------- */
  footer{ background:var(--cloud); border-top:1px solid var(--line); padding:48px 0 32px; }
  .footer-grid{
    display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:32px;
    padding-bottom:28px; border-bottom:1px solid var(--line); margin-bottom:22px;
  }
  .footer-brand{ display:flex; gap:12px; align-items:center; }
  .footer-brand img{ height:38px; }
  .footer-brand .logo-text{ font-size:0.9rem; }
  .footer-contact{ font-size:0.92rem; color:var(--ink-soft); display:flex; flex-direction:column; gap:6px; }
  .footer-contact a{ color:var(--teal-deep); font-weight:600; }
  .footer-bottom{ font-size:0.82rem; color:var(--ink-soft); display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; }

  /* ---------- WhatsApp flutuante ---------- */
  .float-wa{
    position:fixed; right:20px; bottom:20px; z-index:60;
    background:var(--teal);
    color:var(--white);
    width:58px; height:58px;
    border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 12px 26px -10px rgba(14,100,120,0.6);
    transition:transform .18s ease;
  }
  .float-wa:hover{ transform:scale(1.07); }
  .float-wa svg{ width:28px; height:28px; }

  /* ---------- Reveal on scroll ---------- */
  .reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
  .reveal.in{ opacity:1; transform:translateY(0); }

  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    .reveal{ opacity:1; transform:none; transition:none; }
    .btn-primary:hover, .float-wa:hover, .product-card:hover{ transform:none; }
  }

  /* ---------- Responsivo ---------- */
  @media (max-width:920px){
    .nav-links{ display:none; }
    .menu-btn{ display:flex; }
    .diff-grid{ grid-template-columns:repeat(2,1fr); }
    .product-grid{ grid-template-columns:1fr; max-width:420px; margin:0 auto; }
    .steps{ grid-template-columns:1fr; max-width:420px; margin:0 auto; }
    .hero-grid{ grid-template-columns:1fr; padding-top:44px; }
    .hero-visual{ order:-1; max-width:420px; margin:0 auto; }
    .area{ grid-template-columns:1fr; }
    .area-text{ padding:40px 28px; }
    .area-photo{ aspect-ratio:16/9; }
    .footer-grid{ flex-direction:column; }
  }
  @media (max-width:560px){
    .hero-cta{ flex-direction:column; align-items:flex-start; }
    .btn{ width:100%; justify-content:center; }
  }