:root{
    --cream:#FAF6EF;
    --cream-2:#F3EADD;
    --ink:#2B241F;
    --ink-soft:#5C5349;
    --rose:#C08479;
    --rose-soft:#E7D2C9;
    --pine:#41533F;
    --pine-deep:#324030;
    --gold:#AD8A54;
    --line:rgba(43,36,31,0.12);
    --radius-soft: 2px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--cream);
    color:var(--ink);
    font-family:'Work Sans', sans-serif;
    font-weight:400;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3,.serif{
    font-family:'Fraunces', serif;
    font-weight:500;
    letter-spacing:-0.01em;
    color:var(--ink);
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{
    max-width:1180px;
    margin:0 auto;
    padding:0 32px;
  }
  section{position:relative;}

  /* ---------- Motion (reduced-motion respected) ---------- */
  @media (prefers-reduced-motion: no-preference){
    .reveal{
      opacity:0;
      transform:translateY(14px);
      transition:opacity 0.9s ease, transform 0.9s ease;
    }
    .reveal.in{opacity:1; transform:translateY(0);}
  }

  /* ---------- Smile-arc motif (recurring, restrained) ---------- */
  .arc-line{
    position:absolute;
    pointer-events:none;
  }

  /* ---------- Header ---------- */
  header{
    position:fixed;
    top:0; left:0; right:0;
    z-index:100;
    background:rgba(250,246,239,0.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid transparent;
    transition:border-color 0.4s ease, box-shadow 0.4s ease;
  }
  header.scrolled{
    border-bottom:1px solid var(--line);
    box-shadow:0 8px 30px rgba(43,36,31,0.04);
  }
  .nav-inner{
    max-width:1180px;
    margin:0 auto;
    padding:20px 32px;
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .logo{
    font-family:'Fraunces', serif;
    font-size:19px;
    font-weight:500;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .logo .mark{
    width:34px; height:34px;
    border-radius:50%;
    border:1px solid var(--gold);
    display:flex; align-items:center; justify-content:center;
    font-size:13px;
    color:var(--pine);
    font-family:'Fraunces', serif;
    font-style:italic;
  }
  nav ul{
    list-style:none;
    display:flex;
    gap:38px;
  }
  nav a{
    font-size:14.5px;
    color:var(--ink-soft);
    position:relative;
    padding-bottom:4px;
  }
  nav a:hover{color:var(--pine);}
  .nav-cta{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--pine);
    color:var(--cream);
    padding:11px 22px;
    font-size:13.5px;
    letter-spacing:0.02em;
    border-radius:2px;
    transition:background 0.3s ease;
    white-space:nowrap;
  }
  .nav-cta:hover{background:var(--pine-deep);}
  .menu-toggle{display:none; background:none; border:none; cursor:pointer; padding:6px;}
  .menu-toggle span{display:block; width:22px; height:1.5px; background:var(--ink); margin:5px 0; transition:0.3s;}

  /* ---------- Hero ---------- */
  .hero{
    padding:168px 0 100px;
    position:relative;
    overflow:hidden;
  }
  .hero .wrap{
    display:grid;
    grid-template-columns:1.05fr 0.85fr;
    gap:60px;
    align-items:center;
  }
  .hero-eyebrow{
    font-size:14px;
    color:var(--rose);
    font-family:'Fraunces', serif;
    font-style:italic;
    margin-bottom:22px;
    letter-spacing:0.01em;
  }
  .hero h1{
    font-size:clamp(34px, 4.4vw, 52px);
    line-height:1.16;
    max-width:620px;
  }
  .hero .quote{
    color:var(--pine);
  }
  .hero p.lede{
    margin-top:26px;
    max-width:460px;
    font-size:17px;
    color:var(--ink-soft);
    font-weight:300;
  }
  .hero-actions{
    margin-top:38px;
    display:flex;
    align-items:center;
    gap:26px;
    flex-wrap:wrap;
  }
  .btn-primary{
    display:inline-flex;
    align-items:center;
    gap:10px;
    background:var(--pine);
    color:var(--cream);
    padding:16px 30px;
    font-size:14.5px;
    letter-spacing:0.02em;
    border-radius:2px;
    transition:background 0.3s ease, transform 0.3s ease;
  }
  .btn-primary:hover{background:var(--pine-deep); transform:translateY(-1px);}
  .btn-primary svg{width:18px; height:18px;}
  .hero-cred{
    font-size:13.5px;
    color:var(--ink-soft);
  }
  .hero-cred strong{color:var(--ink); font-weight:500;}

  .hero-portrait-wrap{
    position:relative;
    display:flex;
    justify-content:center;
  }
  .hero-portrait-frame{
    position:relative;
    width:100%;
    max-width:380px;
  }
  .hero-portrait-frame img{
    width:100%;
    height:auto;
    border-radius:200px 200px 8px 8px;
    position:relative;
    z-index:2;
  }
  .hero-arc-bg{
    position:absolute;
    top:-26px; left:-26px; right:26px; bottom:26px;
    border:1px solid var(--gold);
    border-radius:200px 200px 8px 8px;
    z-index:1;
  }
  .hero-tag{
    position:absolute;
    bottom:18px;
    left:-40px;
    background:var(--cream);
    border:1px solid var(--line);
    padding:16px 20px;
    z-index:3;
    max-width:230px;
    box-shadow:0 20px 40px rgba(43,36,31,0.08);
  }
  .hero-tag .num{
    font-family:'Fraunces', serif;
    font-size:26px;
    color:var(--pine);
    display:block;
    line-height:1;
    margin-bottom:4px;
  }
  .hero-tag .cap{
    font-size:12.5px;
    color:var(--ink-soft);
  }

  /* ---------- Section headers ---------- */
  .section-head{
    max-width:560px;
    margin-bottom:56px;
  }
  .section-head .kicker{
    font-family:'Fraunces', serif;
    font-style:italic;
    color:var(--rose);
    font-size:14.5px;
    margin-bottom:14px;
  }
  .section-head h2{
    font-size:clamp(28px, 3.4vw, 38px);
    line-height:1.22;
  }
  .section-head p{
    margin-top:16px;
    color:var(--ink-soft);
    font-size:16px;
    font-weight:300;
  }
  .center-head{margin-left:auto; margin-right:auto; text-align:center;}

  /* ---------- About ---------- */
  .about{padding:120px 0;}
  .about .wrap{
    display:grid;
    grid-template-columns:0.85fr 1.15fr;
    gap:72px;
    align-items:center;
  }
  .about-img-wrap{position:relative;}
  .about-img-wrap img{
    width:100%;
    border-radius:6px;
  }
  .about-img-line{
    position:absolute;
    top:20px; left:20px;
    width:100%; height:100%;
    border:1px solid var(--gold);
    border-radius:6px;
    z-index:-1;
  }
  .about-copy h2{
    font-size:clamp(28px, 3.4vw, 36px);
    line-height:1.25;
    max-width:480px;
  }
  .about-copy p{
    margin-top:20px;
    color:var(--ink-soft);
    font-size:16px;
    font-weight:300;
    max-width:480px;
  }
  .about-facts{
    margin-top:38px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px 32px;
    border-top:1px solid var(--line);
    padding-top:28px;
    max-width:480px;
  }
  .fact .label{
    font-size:12px;
    text-transform:uppercase;
    letter-spacing:0.08em;
    color:var(--rose);
    margin-bottom:6px;
  }
  .fact .value{
    font-family:'Fraunces', serif;
    font-size:16.5px;
    color:var(--ink);
  }

  /* ---------- Treatments ---------- */
  .treatments{
    padding:120px 0;
    background:var(--cream-2);
  }
  .treat-groups{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:64px;
  }
  .treat-group-head{
    display:flex;
    align-items:baseline;
    gap:12px;
    margin-bottom:30px;
    padding-bottom:18px;
    border-bottom:1px solid var(--line);
  }
  .treat-group-head h3{
    font-size:22px;
  }
  .treat-group-head span{
    font-size:13px;
    color:var(--ink-soft);
    font-style:italic;
    font-family:'Fraunces', serif;
  }
  .treat-item{
    display:grid;
    grid-template-columns:40px 1fr;
    gap:16px;
    padding:20px 0;
    border-bottom:1px solid var(--line);
  }
  .treat-item:last-child{border-bottom:none;}
  .treat-icon{
    width:38px; height:38px;
    border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    background:var(--cream);
    color:var(--pine);
  }
  .treat-icon svg{width:18px; height:18px;}
  .treat-item h4{
    font-family:'Work Sans', sans-serif;
    font-weight:500;
    font-size:15.5px;
    margin-bottom:4px;
    color:var(--ink);
  }
  .treat-item p{
    font-size:14px;
    color:var(--ink-soft);
    font-weight:300;
  }
  .treat-group.estetica .treat-icon{color:var(--rose);}

  /* ---------- Estética do sorriso ---------- */
  .smile{
    padding:120px 0;
  }
  .smile .wrap{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:70px;
    align-items:center;
  }
  .smile-gallery{
    position:relative;
  }
  .smile-gallery .main-img{
    border-radius:6px;
    overflow:hidden;
  }
  .smile-gallery .main-img img{width:100%;}
  .smile-gallery .float-img{
    position:absolute;
    width:44%;
    bottom:-40px;
    right:-40px;
    border:6px solid var(--cream);
    border-radius:6px;
    overflow:hidden;
    box-shadow:0 24px 50px rgba(43,36,31,0.14);
  }
  .smile-copy .section-head{margin-bottom:32px;}
  .smile-points{
    display:flex;
    flex-direction:column;
    gap:26px;
  }
  .smile-point{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:18px;
    align-items:flex-start;
  }
  .smile-point .name{
    font-family:'Fraunces', serif;
    font-size:19px;
    color:var(--pine);
    white-space:nowrap;
  }
  .smile-point p{
    font-size:14.5px;
    color:var(--ink-soft);
    font-weight:300;
  }
  .smile-copy .btn-primary{margin-top:40px;}

  /* ---------- Why choose ---------- */
  .why{
    padding:120px 0;
    background:var(--pine);
    color:var(--cream);
  }
  .why .section-head .kicker{color:var(--rose-soft);}
  .why .section-head h2{color:var(--cream);}
  .why .section-head p{color:rgba(250,246,239,0.72);}
  .why-grid{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:1px;
    background:rgba(250,246,239,0.14);
    border-top:1px solid rgba(250,246,239,0.14);
    border-left:1px solid rgba(250,246,239,0.14);
  }
  .why-item{
    background:var(--pine);
    padding:38px 34px;
  }
  .why-item h4{
    font-family:'Fraunces', serif;
    font-weight:500;
    font-size:19px;
    margin-bottom:12px;
    color:var(--cream);
  }
  .why-item p{
    font-size:14px;
    color:rgba(250,246,239,0.68);
    font-weight:300;
  }

  /* ---------- Contact ---------- */
  .contact{
    padding:130px 0;
    text-align:center;
  }
  .contact .kicker{
    font-family:'Fraunces', serif;
    font-style:italic;
    color:var(--rose);
    font-size:14.5px;
    margin-bottom:18px;
  }
  .contact h2{
    font-size:clamp(30px, 4.6vw, 46px);
    max-width:680px;
    margin:0 auto;
    line-height:1.22;
  }
  .contact p.lede{
    margin:22px auto 0;
    max-width:480px;
    color:var(--ink-soft);
    font-size:16px;
    font-weight:300;
  }
  .contact-actions{
    margin-top:44px;
    display:flex;
    justify-content:center;
    gap:20px;
    flex-wrap:wrap;
  }
  .btn-outline{
    display:inline-flex;
    align-items:center;
    gap:10px;
    border:1px solid var(--ink);
    color:var(--ink);
    padding:15px 28px;
    font-size:14.5px;
    border-radius:2px;
    transition:background 0.3s ease, color 0.3s ease;
  }
  .btn-outline:hover{background:var(--ink); color:var(--cream);}
  .contact-meta{
    margin-top:56px;
    display:flex;
    justify-content:center;
    gap:52px;
    flex-wrap:wrap;
    font-size:13.5px;
    color:var(--ink-soft);
  }
  .contact-meta strong{
    display:block;
    color:var(--ink);
    font-family:'Fraunces', serif;
    font-size:15px;
    margin-bottom:4px;
  }

  /* ---------- Footer ---------- */
  footer{
    padding:48px 0 36px;
    border-top:1px solid var(--line);
  }
  footer .wrap{
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:20px;
  }
  .footer-brand{
    font-family:'Fraunces', serif;
    font-size:16px;
  }
  .footer-sub{
    font-size:12.5px;
    color:var(--ink-soft);
    margin-top:4px;
  }
  .footer-links{
    display:flex;
    gap:26px;
    font-size:13.5px;
    color:var(--ink-soft);
  }
  .footer-links a:hover{color:var(--pine);}
  .footer-copy{
    font-size:12px;
    color:var(--ink-soft);
    opacity:0.75;
  }

  /* ---------- Floating WhatsApp ---------- */
  .float-whatsapp{
    position:fixed;
    bottom:26px;
    right:26px;
    z-index:90;
    width:58px; height:58px;
    border-radius:50%;
    background:var(--pine);
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 14px 34px rgba(43,36,31,0.24);
    transition:transform 0.3s ease, background 0.3s ease;
  }
  .float-whatsapp:hover{transform:scale(1.06); background:var(--pine-deep);}
  .float-whatsapp svg{width:26px; height:26px; fill:var(--cream);}

  /* ---------- Responsive ---------- */
  @media (max-width: 980px){
    .hero .wrap{grid-template-columns:1fr; gap:64px;}
    .hero{padding-top:140px;}
    .hero-portrait-wrap{order:-1;}
    .hero-portrait-frame{max-width:280px;}
    .hero-tag{left:0;}
    .about .wrap{grid-template-columns:1fr; gap:48px;}
    .treat-groups{grid-template-columns:1fr; gap:56px;}
    .smile .wrap{grid-template-columns:1fr;}
    .smile-gallery{max-width:420px; margin:0 auto 60px;}
    .why-grid{grid-template-columns:1fr 1fr;}
    .contact-meta{gap:32px;}
  }
  @media (max-width: 720px){
    nav ul, .nav-cta{display:none;}
    .menu-toggle{display:block;}
    .wrap{padding:0 22px;}
    .hero{padding-top:120px; padding-bottom:70px;}
    .about, .treatments, .smile, .why{padding:80px 0;}
    .contact{padding:90px 0;}
    .why-grid{grid-template-columns:1fr;}
    .about-facts{grid-template-columns:1fr 1fr; gap:20px;}
    .footer .wrap{flex-direction:column; align-items:flex-start;}
  }

  /* Mobile nav drawer */
  .mobile-nav{
    position:fixed;
    inset:0;
    background:var(--cream);
    z-index:99;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:34px;
    transform:translateY(-100%);
    transition:transform 0.4s ease;
  }
  .mobile-nav.open{transform:translateY(0);}
  .mobile-nav a{font-family:'Fraunces', serif; font-size:24px;}
  .mobile-nav .close-btn{
    position:absolute;
    top:26px; right:26px;
    background:none; border:none; font-size:28px; cursor:pointer; color:var(--ink);
  }

  :focus-visible{outline:2px solid var(--pine); outline-offset:3px;}