:root{
    --ink:        #111111;
    --ink-soft:   #565654;
    --ink-faint:  #8e8e8b;
    --bg:         #f7f6f4;
    --bg-warm:    #edebe7;
    --surface:    #ffffff;
    --dark:       #131211;
    --dark-2:     #1d1b1a;
    --line:       #e2e0db;
    --line-dark:  #302d2a;
    --radius:     22px;
    --radius-lg:  32px;
    --wrap:       1180px;
    --ease:       cubic-bezier(.22,.68,.28,1);
    /* A logo usa Bahnschrift, que é da Microsoft e não tem versão para web.
       Quem tiver ela instalada (Windows) vê a fonte exata; no Mac cai na DIN
       Alternate; nos demais, na Barlow, que é o parente mais próximo. */
    --display:    'Bahnschrift', 'DIN Alternate', 'Barlow Semi Condensed', 'Barlow', ui-sans-serif, system-ui, sans-serif;
    --texto:      'Bahnschrift', 'DIN Alternate', 'Barlow', ui-sans-serif, system-ui, sans-serif;
  }
  *{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; scroll-padding-top:96px; }
  body{
    margin:0; background:var(--bg); color:var(--ink);
    font-family:var(--texto);
    font-size:17px; line-height:1.62; -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3{ font-family:var(--display); font-weight:700; line-height:1.02; margin:0; letter-spacing:-.02em; text-wrap:balance; }
  h1{ font-size:clamp(2.1rem, 5.6vw, 4.1rem); }
  h2{ font-size:clamp(2rem, 4.6vw, 3.4rem); }
  h3{ font-size:1.22rem; letter-spacing:-.015em; }
  p{ margin:0 0 1em; }
  a{ color:inherit; }
  img{ max-width:100%; display:block; }
  .wrap{ max-width:var(--wrap); margin:0 auto; padding:0 22px; }
  .lead{ font-size:clamp(1.05rem,1.6vw,1.22rem); color:var(--ink-soft); }
  .eyebrow{
    font-size:.75rem; font-weight:800; letter-spacing:.2em; text-transform:uppercase;
    color:var(--ink-faint); margin:0 0 1rem; display:flex; align-items:center; gap:.8em;
  }
  .eyebrow::before{ content:""; width:26px; height:1px; background:currentColor; flex:none; }
  .center .eyebrow{ justify-content:center; }
  :focus-visible{ outline:2px solid var(--ink); outline-offset:4px; border-radius:4px; }
  ::selection{ background:var(--ink); color:#fff; }

  /* ============ MOVIMENTO ============ */
  .reveal{ opacity:0; transform:translateY(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); transition-delay:var(--d,0s); }
  .reveal.in{ opacity:1; transform:none; }
  .w{ display:inline-block; overflow:hidden; vertical-align:top; padding-bottom:.14em; margin-bottom:-.14em; }
  .w > i{ display:inline-block; font-style:normal; transform:translateY(105%); transition:transform .9s var(--ease); transition-delay:var(--d,0s); }
  .lit .w > i{ transform:none; }
  @media (prefers-reduced-motion: reduce){
    html{ scroll-behavior:auto; }
    .reveal, .w > i{ opacity:1 !important; transform:none !important; transition:none !important; }
    .marquee__track{ animation:none !important; }
    *{ animation-duration:.001ms !important; }
  }

  /* ============ BOTÕES ============ */
  .btn{
    position:relative; display:inline-flex; align-items:center; justify-content:center; gap:.6em;
    padding:1.05em 1.9em; border-radius:999px; border:1px solid transparent;
    font-weight:700; font-size:1rem; text-decoration:none; cursor:pointer; overflow:hidden;
    transition:transform .35s var(--ease), background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  }
  .btn > *{ position:relative; z-index:1; }
  .btn::after{
    content:""; position:absolute; inset:0; border-radius:inherit; z-index:0;
    background:currentColor; opacity:0; transition:opacity .35s var(--ease);
  }
  .btn:hover{ transform:translateY(-3px); }
  .btn:hover::after{ opacity:.1; }
  .btn .arw{ transition:transform .35s var(--ease); }
  .btn:hover .arw{ transform:translateX(4px); }
  .btn-primary{ background:var(--ink); color:#fff; }
  .btn-zap{ background:#25D366; color:#06351a; }
  .btn-line{ background:transparent; color:var(--ink); border-color:var(--line); }
  .btn-line:hover{ border-color:var(--ink); }
  .on-dark .btn-line{ color:#fff; border-color:var(--line-dark); }
  .on-dark .btn-line:hover{ border-color:#fff; }
  .btn-light{ background:#fff; color:var(--ink); }
  .btn-sm{ padding:.72em 1.25em; font-size:.93rem; }

  /* ============ CABEÇALHO ============ */
  .progress{ position:fixed; inset:0 auto auto 0; height:2px; width:100%; z-index:80; transform:scaleX(0); transform-origin:0 50%; background:var(--ink); }
  header.top{
    position:sticky; top:0; z-index:60;
    background:rgba(247,246,244,.82); backdrop-filter:blur(14px) saturate(1.4);
    border-bottom:1px solid transparent; transition:border-color .4s var(--ease), background .4s var(--ease);
  }
  header.top.stuck{ border-bottom-color:var(--line); }
  .top .wrap{ display:flex; align-items:center; gap:22px; height:88px; transition:height .4s var(--ease); }
  header.top.stuck .wrap{ height:70px; }
  .logo{ margin-right:auto; display:block; }
  .logo img{ height:48px; width:auto; transition:height .4s var(--ease); }
  header.top.stuck .logo img{ height:38px; }
  nav.main{ display:flex; gap:30px; }
  nav.main a{ position:relative; text-decoration:none; font-weight:600; font-size:.95rem; color:var(--ink-soft); padding:4px 0; }
  nav.main a::after{
    content:""; position:absolute; left:0; right:0; bottom:0; height:1px; background:var(--ink);
    transform:scaleX(0); transform-origin:100% 50%; transition:transform .45s var(--ease);
  }
  nav.main a:hover{ color:var(--ink); }
  nav.main a:hover::after{ transform:scaleX(1); transform-origin:0 50%; }
  @media (max-width:960px){ nav.main{ display:none; } }
  @media (max-width:540px){ .top .btn{ display:none; } .top .wrap{ height:74px; } }

  /* ============ HERO ============ */
  .hero{ padding:clamp(40px,6vw,80px) 0 clamp(40px,6vw,72px); }
  .hero .wrap{ display:grid; grid-template-columns:1.06fr .94fr; gap:clamp(30px,5vw,70px); align-items:center; }
  @media (max-width:920px){ .hero .wrap{ grid-template-columns:1fr; align-items:start; } }
  .hero h1{ margin-bottom:1.6rem; }
  .hero .lead{ max-width:40ch; }
  .cta-row{ display:flex; flex-wrap:wrap; gap:12px; margin-top:2rem; }
  .selo{
    display:inline-flex; align-items:center; gap:.6em; margin:1.5rem 0 0;
    padding:.6em 1.1em .6em .85em; border-radius:999px;
    background:var(--surface); border:1px solid var(--line); font-size:.92rem; font-weight:700;
  }
  .selo .dot{ width:7px; height:7px; border-radius:50%; background:#25D366; flex:none; animation:pulse 2.4s infinite; }
  @keyframes pulse{ 0%,100%{ opacity:1; transform:scale(1);} 50%{ opacity:.35; transform:scale(.8);} }
  .hero-art{
    position:relative; border-radius:var(--radius-lg); overflow:hidden;
    background:linear-gradient(158deg,#232120,#141312 72%);
    aspect-ratio:4/3; display:grid; place-items:center; will-change:transform;
  }
  .hero-art img{ width:100%; height:100%; object-fit:cover; object-position:50% 55%; }
  @media (max-width:920px){ .hero-art{ aspect-ratio:4/3; } }
  .hero-art svg{ width:72%; height:auto; animation:float 7s ease-in-out infinite; }
  @keyframes float{ 0%,100%{ transform:translateY(-8px);} 50%{ transform:translateY(8px);} }

  /* ============ MARQUEE ============ */
  .marquee{ background:var(--dark); color:#fff; padding:22px 0; overflow:hidden; }
  .marquee__track{ display:flex; width:max-content; animation:slide 38s linear infinite; }
  .marquee:hover .marquee__track{ animation-play-state:paused; }
  @keyframes slide{ to{ transform:translateX(-50%); } }
  .marquee span{
    display:inline-flex; align-items:center; gap:34px; padding-right:34px;
    font-family:var(--display); font-size:clamp(1.1rem,2.1vw,1.55rem); white-space:nowrap;
  }
  .marquee span::after{ content:"✦"; font-size:.65em; color:var(--ink-faint); }

  /* ============ SEÇÕES ============ */
  section{ padding:clamp(64px,9vw,132px) 0; }
  .head{ max-width:24ch; margin-bottom:clamp(34px,5vw,58px); }
  .head.wide{ max-width:34ch; }
  .head p.lead{ max-width:52ch; margin-top:1.1rem; }
  .center{ text-align:center; }
  .center .head{ margin-inline:auto; }
  .grid{ display:grid; gap:18px; }
  .cols-3{ grid-template-columns:repeat(3,1fr); }
  @media (max-width:900px){ .cols-3{ grid-template-columns:repeat(2,1fr); } }
  @media (max-width:640px){ .cols-3{ grid-template-columns:1fr; } }

  /* ============ NÚMEROS ============ */
  .stats{ background:var(--bg-warm); padding:clamp(44px,6vw,72px) 0; }
  .stats .wrap{ display:grid; grid-template-columns:repeat(3,1fr); gap:26px; }
  @media (max-width:720px){ .stats .wrap{ grid-template-columns:1fr; text-align:center; } }
  .stat b{ display:block; font-family:var(--display); font-weight:700; font-size:clamp(3rem,7vw,4.6rem); line-height:.95; letter-spacing:-.03em; }
  .stat span{ display:block; font-weight:700; margin-top:.5rem; }
  .stat small{ display:block; color:var(--ink-faint); font-size:.9rem; }

  /* ============ LISTA DE SERVIÇOS ============ */
  .lista{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(2,1fr); gap:0 clamp(24px,5vw,64px); }
  @media (max-width:680px){ .lista{ grid-template-columns:1fr; } }
  .lista li{
    display:flex; gap:.9rem; align-items:flex-start;
    padding:18px 0; border-top:1px solid var(--line);
  }
  .lista li:last-child, .lista li:nth-last-child(2){ border-bottom:1px solid var(--line); }
  .lista li b{ font-weight:700; }
  .lista li span{ color:var(--ink-soft); font-size:.97rem; }
  .lista li::before{ content:"—"; color:var(--ink-faint); flex:none; }

  /* ============ MARCAS DE LENTES ============ */
  .marcas{ background:var(--bg-warm); }
  .marcas .head{ max-width:30ch; }
  .logos{
    list-style:none; margin:clamp(30px,5vw,52px) 0 0; padding:0;
    display:grid; grid-template-columns:repeat(4,1fr); align-items:center; gap:20px;
    border-top:1px solid var(--line); padding-top:clamp(26px,4vw,44px);
  }
  @media (max-width:680px){ .logos{ grid-template-columns:repeat(2,1fr); gap:28px 20px; } }
  .logos li{
    font-family:var(--display); font-weight:700; text-transform:uppercase;
    font-size:clamp(1.25rem,3vw,1.9rem); letter-spacing:.06em; text-align:center;
    color:var(--ink); opacity:.72; transition:opacity .4s var(--ease), transform .4s var(--ease);
  }
  .logos li:hover{ opacity:1; transform:translateY(-3px); }

  /* ============ MEDIDAS ============ */
  .medidas{ background:var(--bg-warm); }
  .medidas .wrap{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(30px,5vw,72px); align-items:start; }
  @media (max-width:880px){ .medidas .wrap{ grid-template-columns:1fr; } }
  .medidas ul{ list-style:none; margin:0; padding:0; display:grid; gap:0; }
  .medidas li{ padding:20px 0; border-top:1px solid var(--line); }
  .medidas li:last-child{ border-bottom:1px solid var(--line); }
  .medidas li b{ display:block; font-family:var(--display); font-weight:700; font-size:1.05rem; }
  .medidas li span{ color:var(--ink-soft); font-size:.96rem; }

  /* ============ ARMAÇÕES ============ */
  .armacoes ul{
    list-style:none; margin:clamp(28px,4vw,44px) 0 0; padding:0;
    display:flex; flex-wrap:wrap; gap:10px;
  }
  .armacoes li{
    border:1px solid var(--line); border-radius:999px; padding:.6em 1.15em;
    font-family:var(--display); font-weight:600; font-size:clamp(.92rem,1.6vw,1.05rem);
    letter-spacing:.02em; background:var(--surface);
    transition:border-color .35s var(--ease), transform .35s var(--ease);
  }
  .armacoes li:hover{ border-color:var(--ink); transform:translateY(-2px); }

  /* ============ LABORATÓRIO ============ */
  .on-dark{ background:var(--dark); color:#fff; }
  .on-dark .eyebrow{ color:#7d7a76; }
  .on-dark p{ color:#b4b2ae; }
  .lab .wrap{ display:grid; grid-template-columns:1.02fr .98fr; gap:clamp(30px,5vw,72px); align-items:center; }
  @media (max-width:920px){ .lab .wrap{ grid-template-columns:1fr; } }
  .lab-media{ display:grid; gap:14px; }
  .lab-media img{
    width:100%; height:auto; aspect-ratio:4/3; object-fit:cover;
    border-radius:var(--radius); display:block;
  }
  .lab-media .principal{ object-position:50% 42%; }
  .lab-media .secundaria{ object-position:36% 46%; }
  .lab-legenda{
    font-size:.76rem; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:#7d7a76;
  }
  ul.checks{ list-style:none; padding:0; margin:1.8rem 0 0; display:grid; gap:1.05rem; }
  ul.checks li{ display:flex; gap:.85rem; align-items:flex-start; }
  ul.checks svg{ flex:none; margin-top:.42em; }
  ul.checks strong{ display:block; }
  .on-dark ul.checks li{ color:#b4b2ae; }
  .on-dark ul.checks strong{ color:#fff; }
  .big-num{ display:flex; align-items:baseline; gap:.7rem; flex-wrap:wrap; margin-top:2.2rem; }
  .big-num b{ font-family:var(--display); font-weight:700; font-size:clamp(3rem,7vw,4.6rem); line-height:.9; letter-spacing:-.03em; color:#fff; }
  .big-num em{ font-style:normal; font-weight:700; font-size:1.05rem; color:#d5d3cf; }
  .big-num small{ display:block; width:100%; color:#7d7a76; font-size:.87rem; margin-top:.7rem; max-width:46ch; }

  /* ============ PASSOS ============ */
  .steps .wrap{ counter-reset:s; }
  .step{ padding:30px 0; border-top:1px solid var(--line); display:grid; grid-template-columns:auto 1fr; gap:26px; align-items:start; transition:padding-left .45s var(--ease); }
  .step:hover{ padding-left:10px; }
  .step:last-child{ border-bottom:1px solid var(--line); }
  .step .num{ font-family:var(--display); font-size:clamp(1.6rem,3vw,2.3rem); color:var(--ink-faint); line-height:1; min-width:2.2ch; }
  .step h3{ margin-bottom:.35rem; }
  .step p{ color:var(--ink-soft); margin:0; max-width:56ch; }

  /* ============ AVALIAÇÕES ============ */
  .nota{ display:flex; align-items:center; gap:20px; flex-wrap:wrap; margin-bottom:clamp(30px,4vw,46px); }
  .nota b{ font-family:var(--display); font-weight:700; font-size:clamp(3.4rem,8vw,5.4rem); line-height:.9; letter-spacing:-.03em; }
  .estrelas{ letter-spacing:3px; }
  .nota .quem{ color:var(--ink-soft); font-size:.98rem; }
  .review{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:28px; display:flex; flex-direction:column; transition:transform .45s var(--ease), box-shadow .45s var(--ease); }
  .review:hover{ transform:translateY(-6px); box-shadow:0 24px 50px -30px rgba(0,0,0,.5); }
  .review blockquote{ margin:.9rem 0 1.4rem; font-family:var(--display); font-size:1.1rem; line-height:1.45; letter-spacing:-.01em; }
  .review cite{ font-style:normal; font-weight:700; font-size:.93rem; margin-top:auto; }
  .review cite small{ display:block; font-weight:400; color:var(--ink-faint); font-size:.8rem; }

  /* ============ PERGUNTAS ============ */
  .faq{ display:grid; gap:0; max-width:820px; }
  .faq details{ border-top:1px solid var(--line); }
  .faq details:last-of-type{ border-bottom:1px solid var(--line); }
  .faq summary{
    list-style:none; cursor:pointer; padding:26px 44px 26px 0; position:relative;
    font-family:var(--display); font-weight:700; font-size:clamp(1.1rem,2.2vw,1.35rem);
    letter-spacing:-.01em; line-height:1.25;
  }
  .faq summary::-webkit-details-marker{ display:none; }
  .faq summary::after{
    content:""; position:absolute; right:6px; top:50%; width:13px; height:13px;
    border-right:2px solid var(--ink); border-bottom:2px solid var(--ink);
    transform:translateY(-70%) rotate(45deg); transition:transform .35s var(--ease);
  }
  .faq details[open] summary::after{ transform:translateY(-25%) rotate(225deg); }
  .faq summary:hover{ color:var(--ink); }
  .faq .resposta{ padding:0 44px 28px 0; color:var(--ink-soft); max-width:62ch; }
  .faq .resposta p:last-child{ margin-bottom:0; }

  /* ============ SLOGAN ============ */
  .slogan{ text-align:center; }
  .slogan img{ height:46px; width:auto; margin:0 auto 26px; }
  .slogan p{
    font-family:var(--display); font-weight:700;
    font-size:clamp(1.9rem,5vw,3.5rem); line-height:1.1; letter-spacing:-.03em;
    max-width:18ch; margin:0 auto 1.2rem;
  }
  .slogan small{ color:var(--ink-faint); display:block; max-width:48ch; margin:0 auto; }

  /* ============ CONTATO ============ */
  .contact .wrap{ display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(26px,4vw,52px); align-items:start; }
  @media (max-width:920px){ .contact .wrap{ grid-template-columns:1fr; } }
  .info dl{ margin:0; display:grid; gap:1.6rem; }
  .info dt{ font-size:.72rem; font-weight:800; letter-spacing:.2em; text-transform:uppercase; color:var(--ink-faint); margin-bottom:.35rem; }
  .info dd{ margin:0; color:var(--ink-soft); }
  .info dd a{ color:var(--ink); font-weight:700; text-decoration:none; border-bottom:1px solid var(--line); }
  .info dd a:hover{ border-color:var(--ink); }
  .hours{ display:grid; grid-template-columns:auto 1fr; gap:.25rem 1.4rem; }
  .hours span:nth-child(odd){ font-weight:700; color:var(--ink); }
  .map{ border-radius:var(--radius-lg); overflow:hidden; border:1px solid var(--line); background:var(--surface); }
  .map iframe{ width:100%; height:100%; min-height:420px; border:0; display:block; filter:grayscale(1) contrast(1.05); transition:filter .5s var(--ease); }
  .map:hover iframe{ filter:none; }

  /* ============ FINAL ============ */
  .final{ text-align:center; }
  .final h2{ font-size:clamp(2.2rem,6vw,4.4rem); }
  .final p{ max-width:48ch; margin-inline:auto; }
  .final .cta-row{ justify-content:center; }

  /* ============ RODAPÉ ============ */
  footer{ background:#000; color:#95938f; font-size:.93rem; padding:56px 0 40px; }
  footer .wrap{ display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:32px; }
  @media (max-width:760px){ footer .wrap{ grid-template-columns:1fr; } }
  footer img{ height:42px; width:auto; margin-bottom:16px; }
  footer a{ color:#e6e4e0; text-decoration:none; }
  footer a:hover{ text-decoration:underline; }
  footer h4{ margin:0 0 .7rem; font-size:.72rem; font-weight:800; letter-spacing:.2em; text-transform:uppercase; color:#5f5d59; }
  footer ul{ list-style:none; margin:0; padding:0; display:grid; gap:.45rem; }
  .copy{ margin-top:38px; padding-top:22px; border-top:1px solid #211f1d; font-size:.85rem; }

  /* ============ WHATSAPP ============ */
  .zap{
    position:fixed; right:20px; bottom:20px; z-index:70;
    width:60px; height:60px; border-radius:50%; background:#25D366; color:#06351a;
    display:grid; place-items:center; box-shadow:0 16px 34px -10px rgba(0,0,0,.5);
    transition:transform .4s var(--ease);
  }
  .zap:hover{ transform:scale(1.08) rotate(-6deg); }
  .sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }

  /* ============ PÁGINAS DE SERVIÇO ============ */
  .capa-interna{ padding:clamp(44px,6vw,86px) 0 clamp(30px,4vw,52px); }
  .capa-interna h1{ max-width:16ch; }
  .capa-interna .lead{ max-width:52ch; margin-top:1.3rem; }
  .migalha{ font-size:.86rem; color:var(--ink-faint); margin:0 0 1.4rem; }
  .migalha a{ color:var(--ink-soft); text-decoration:none; border-bottom:1px solid var(--line); }
  .migalha a:hover{ color:var(--ink); border-color:var(--ink); }
  .texto{ max-width:66ch; }
  .texto h2{ font-size:clamp(1.5rem,3vw,2.1rem); margin:clamp(34px,4vw,52px) 0 .9rem; }
  .texto h2:first-child{ margin-top:0; }
  .texto ul{ padding-left:0; list-style:none; display:grid; gap:.75rem; margin:1.2rem 0; }
  .texto ul li{ display:flex; gap:.8rem; align-items:flex-start; color:var(--ink-soft); }
  .texto ul li::before{ content:"—"; color:var(--ink-faint); flex:none; }
  .destaque{
    background:var(--bg-warm); border-radius:var(--radius); padding:24px 26px; margin:1.8rem 0;
  }
  .destaque p:last-child{ margin-bottom:0; }
  .outros{ background:var(--bg-warm); }
  .outros ul{ list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
  @media (max-width:640px){ .outros ul{ grid-template-columns:1fr; } }
  .outros a{
    display:flex; align-items:center; justify-content:space-between; gap:1rem;
    background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
    padding:20px 24px; text-decoration:none; font-family:var(--display); font-weight:700;
    font-size:1.05rem; transition:transform .35s var(--ease), border-color .35s var(--ease);
  }
  .outros a:hover{ transform:translateY(-3px); border-color:var(--ink); }
  .outros a span{ color:var(--ink-faint); font-family:var(--texto); font-weight:400; }