/* =========================================================
   PIETRA · Atelier — v3 high-end editorial
   ========================================================= */

:root{
  /* paleta */
  --bone:#F4EFE6;
  --bone-2:#EBE3D3;
  --ivory:#FAF7F1;
  --paper:#FCFAF5;
  --ink:#1A1612;
  --ink-2:#2C2620;
  --ink-3:#4A4138;
  --taupe:#A18874;
  --taupe-soft:#C8B6A3;
  --brass:#8C7344;
  --brass-soft:#B49669;
  --line:#D9CFB9;
  --line-soft:#E8DFCD;
  --line-faint:#F0E9D8;
  --muted:#766F60;
  --success:#5A7A4F;
  --danger:#A04E3B;

  /* sombras */
  --shadow:0 22px 60px -16px rgba(40,28,14,.16);
  --shadow-sm:0 8px 24px -8px rgba(40,28,14,.12);
  --shadow-lg:0 40px 100px -28px rgba(40,28,14,.28);

  /* dimensões */
  --radius:4px;
  --radius-sm:2px;
  --container:1280px;

  /* tipografia */
  --serif:'Instrument Serif', 'Times New Roman', serif;
  --sans:'Inter', system-ui, -apple-system, sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);font-size:16px;line-height:1.6;
  color:var(--ink);background:var(--bone);
  font-weight:400;-webkit-font-smoothing:antialiased;
  font-feature-settings:"ss01","cv11";
}
img{display:block;max-width:100%;height:auto}
svg{display:inline-block;flex-shrink:0;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
input,select{background:none;border:none;outline:none}

.container{max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============================================================
   Typography
   ============================================================ */
.eyebrow{
  display:inline-block;font-size:.7rem;letter-spacing:.26em;
  color:var(--brass);font-weight:500;text-transform:uppercase;
  margin-bottom:20px;font-feature-settings:"ss01";
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:400;letter-spacing:-.01em;line-height:1.02;font-feature-settings:"liga","kern"}
h1{font-size:clamp(2.8rem,6.5vw,5.4rem);letter-spacing:-.025em}
h2{font-size:clamp(2.2rem,4.6vw,3.8rem);letter-spacing:-.02em}
h3{font-size:1.55rem;line-height:1.18;letter-spacing:-.005em}
h4{font-size:1.1rem}
em{font-style:italic;color:var(--taupe);font-weight:400;font-family:var(--serif)}
.label-text{font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);font-weight:500;font-family:var(--sans)}
.ref-num{display:inline-block;font-size:.66rem;letter-spacing:.26em;color:var(--brass);font-weight:600;text-transform:uppercase;font-feature-settings:"tnum"}

/* ============================================================
   Topbar
   ============================================================ */
.topbar{
  background:var(--ink);color:var(--bone-2);
  font-size:.7rem;letter-spacing:.16em;padding:11px 0;
  font-weight:400;text-transform:uppercase;
}
.topbar-inner{display:flex;justify-content:center;align-items:center;text-align:center}

/* ============================================================
   Header
   ============================================================ */
.header{
  border-bottom:1px solid var(--line-faint);
  position:sticky;top:0;z-index:40;
  backdrop-filter:saturate(140%) blur(12px);
  -webkit-backdrop-filter:saturate(140%) blur(12px);
  background:rgba(244,239,230,.85);
}
.header-inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:48px;height:78px}
.brand{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:var(--serif);font-size:1.95rem;font-weight:400;letter-spacing:.16em;color:var(--ink)}
.brand-sub{font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--muted);margin-top:6px;font-weight:500;font-feature-settings:"tnum"}
.nav{display:flex;gap:42px;justify-content:center}
.nav a{font-size:.8rem;color:var(--ink-3);font-weight:400;transition:color .2s var(--ease);position:relative;padding:6px 0;letter-spacing:.02em}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--brass);transition:right .35s var(--ease-out)}
.nav a:hover{color:var(--ink)}
.nav a:hover::after{right:0}
.header-cta{font-size:.8rem;font-weight:500;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:3px;transition:color .2s var(--ease),border-color .2s var(--ease);display:inline-flex;gap:6px;align-items:center}
.header-cta span{transition:transform .25s var(--ease)}
.header-cta:hover{color:var(--brass);border-color:var(--brass)}
.header-cta:hover span{transform:translateX(3px)}

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:18px 32px;font-size:.78rem;font-weight:500;letter-spacing:.14em;
  text-transform:uppercase;border-radius:0;cursor:pointer;
  transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);
  white-space:nowrap;font-family:var(--sans);
}
.btn-ink{
  background:linear-gradient(180deg,#252019 0%,var(--ink) 100%);color:var(--bone);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset, 0 10px 24px -10px rgba(20,15,8,.45);
  position:relative;
}
.btn-ink:hover{
  background:linear-gradient(180deg,var(--brass) 0%,var(--brass-soft) 100%);color:#fff;
  transform:translateY(-2px);
  box-shadow:0 1px 0 rgba(255,255,255,.12) inset, 0 18px 36px -12px rgba(140,115,68,.5);
}
.btn-ink:active{transform:translateY(0);box-shadow:0 1px 0 rgba(255,255,255,.06) inset, 0 6px 14px -6px rgba(20,15,8,.4)}

.btn-line{background:transparent;color:var(--ink);border:1px solid var(--ink);padding:17px 32px}
.btn-line:hover{background:var(--ink);color:var(--bone);transform:translateY(-1px)}

.btn-quiet{
  background:transparent;color:var(--ink-2);padding:18px 4px;letter-spacing:.12em;
  position:relative;text-transform:uppercase;font-weight:500;
}
.btn-quiet::after{content:"";position:absolute;left:32px;right:32px;bottom:12px;height:1px;background:var(--ink-2);transform:scaleX(.7);transform-origin:left;transition:transform .35s var(--ease-out),background .25s var(--ease)}
.btn-quiet:hover{color:var(--brass)}
.btn-quiet:hover::after{transform:scaleX(1);background:var(--brass)}

.btn-bone{background:var(--bone);color:var(--ink);box-shadow:0 12px 28px -14px rgba(244,239,230,.5)}
.btn-bone:hover{background:#fff;transform:translateY(-2px);box-shadow:0 18px 36px -14px rgba(244,239,230,.7)}

.btn-block{display:flex;width:100%;padding:22px 26px}
.btn .arrow{display:inline-block;transition:transform .35s var(--ease-out)}
.btn:hover .arrow{animation:arrowSpring .55s var(--ease-out) forwards}
@keyframes arrowSpring{
  0%{transform:translateX(0)}
  45%{transform:translateX(10px)}
  75%{transform:translateX(3px)}
  100%{transform:translateX(6px)}
}

/* CTA principal com preço embutido */
.btn-cta{justify-content:space-between;gap:14px;padding:24px 28px}
.btn-cta .btn-cta-label{font-size:.86rem;letter-spacing:.16em;font-weight:600}
.btn-cta .btn-cta-price{
  margin-left:auto;font-family:var(--serif);font-size:1.45rem;letter-spacing:-.02em;
  font-weight:400;text-transform:none;font-feature-settings:"tnum";line-height:1;
}
.btn-cta .arrow{margin-left:6px}

/* CTA final em bone (sobre fundo escuro) */
.btn-cta-final{padding:24px 36px;font-size:.86rem;letter-spacing:.16em}
.btn-cta-final span:first-child{font-weight:600}

/* ============================================================
   Hero
   ============================================================ */
.hero{padding:120px 0;background:linear-gradient(180deg,var(--bone) 0%,var(--paper) 100%)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:88px;align-items:start}
.hero h1{margin-bottom:28px}
.hero .lead{font-size:1.06rem;color:var(--ink-3);max-width:46ch;margin-bottom:40px;line-height:1.7}

.hero-price{display:flex;align-items:flex-end;gap:20px;margin-bottom:36px;padding-bottom:36px;border-bottom:1px solid var(--line-faint)}
.hero-price .now{font-family:var(--serif);font-size:4rem;font-weight:400;line-height:.92;color:var(--ink);letter-spacing:-.035em;font-feature-settings:"tnum"}
.hero-price .now small{font-size:1.1rem;font-weight:400;vertical-align:top;margin-left:2px;letter-spacing:0;color:var(--ink-2)}
.hero-price .meta{display:flex;flex-direction:column;gap:6px;padding-bottom:8px}
.hero-price .meta span:first-child{font-family:var(--serif);font-style:italic;font-size:.95rem;color:var(--muted)}
.hero-price .installments{font-size:.78rem;letter-spacing:.04em;color:var(--ink-3)}

.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px}

.hero-meta{list-style:none;display:flex;gap:48px;flex-wrap:wrap;font-size:.92rem;color:var(--ink-2)}
.hero-meta .label{display:block;font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin-bottom:6px;font-weight:500}

.hero-figure{position:relative;margin-top:6px}
.hero-photo{aspect-ratio:3/4;background-size:cover;background-position:center;background-color:var(--bone-2);box-shadow:var(--shadow);position:relative}
.hero-figure figcaption{display:flex;justify-content:flex-end;align-items:baseline;gap:10px;font-family:var(--serif);font-size:.92rem;font-style:italic;color:var(--muted);margin-top:18px;letter-spacing:.02em}
.hero-figure figcaption span{font-style:normal;font-family:var(--sans);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}

/* ============================================================
   Manifesto
   ============================================================ */
.manifesto{padding:140px 0;background:var(--bone);text-align:center;border-top:1px solid var(--line-faint);border-bottom:1px solid var(--line-faint)}
.manifesto p{font-family:var(--serif);font-size:clamp(2.2rem,5vw,4rem);line-height:1.1;font-weight:400;letter-spacing:-.02em;max-width:20ch;margin:0 auto;color:var(--ink)}
.manifesto p em{color:var(--brass);font-style:italic}

/* ============================================================
   Section heads
   ============================================================ */
.section-head{max-width:580px;margin-bottom:72px}
.section-head.center{margin:0 auto 72px;text-align:center}
.section-head h2{margin-bottom:22px}
.section-head p{color:var(--ink-3);font-size:1rem;max-width:50ch;line-height:1.65}
.section-head.center p{margin:0 auto}

/* ============================================================
   Coleção
   ============================================================ */
.colecao{padding:140px 0;background:var(--paper)}
.ref-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;align-items:stretch}
.ref{display:flex;flex-direction:column;cursor:default;transition:transform .4s var(--ease-out);height:100%}
.ref:hover{transform:translateY(-6px)}
.ref-img{aspect-ratio:3/4;background-size:cover;background-position:center;background-color:var(--bone-2);margin-bottom:24px;box-shadow:var(--shadow-sm);transition:box-shadow .4s var(--ease-out)}
.ref:hover .ref-img{box-shadow:var(--shadow)}
.ref-info{display:flex;flex-direction:column;gap:10px;flex:1}
.ref-info .ref-num{margin-bottom:0}
.ref h3{margin-bottom:0;font-weight:400}
.ref p{font-size:.88rem;color:var(--muted);line-height:1.65;margin-top:auto}

/* ============================================================
   Visualizador (Studio AI)
   ============================================================ */
.visualizar{padding:140px 0;background:var(--bone);border-top:1px solid var(--line-faint);border-bottom:1px solid var(--line-faint)}
.viz-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:start}
.viz-result{grid-column:1 / -1}

.viz-upload{position:relative}
.viz-drop{
  display:block;aspect-ratio:4/3;border:1px dashed var(--line);background:var(--paper);
  position:relative;cursor:pointer;overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.viz-drop:hover{border-color:var(--ink-3);background:var(--ivory)}
.viz-drop.dragover{border-color:var(--brass);background:var(--ivory)}
.viz-drop.has-file{border-style:solid;border-color:var(--line-soft);background:#0a0a0a}
.viz-drop-inner{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;gap:14px;padding:32px;color:var(--ink-3);
  transition:opacity .25s var(--ease);
}
.viz-drop-inner svg{width:38px;height:38px;color:var(--brass);margin-bottom:6px}
.viz-drop-inner strong{font-family:var(--serif);font-size:1.3rem;font-weight:400;color:var(--ink);max-width:24ch}
.viz-drop-inner em{font-size:.82rem;color:var(--muted);font-style:italic;font-family:var(--serif);line-height:1.55;max-width:32ch}
.viz-drop-buttons{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;justify-content:center}
.viz-cta-camera,.viz-cta-gallery{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  font-weight:600;font-family:var(--sans);cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.viz-cta-camera{background:var(--ink);color:var(--bone);border:1px solid var(--ink)}
.viz-cta-camera:hover{background:var(--brass);border-color:var(--brass);transform:translateY(-1px)}
.viz-cta-gallery{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.viz-cta-gallery:hover{background:var(--ink);color:var(--bone);transform:translateY(-1px)}
.viz-drop.has-file .viz-drop-inner{opacity:0;pointer-events:none}
.viz-preview{position:absolute;inset:0;background-size:cover;background-position:center;background-color:#0a0a0a}
.viz-reset{position:absolute;top:14px;right:14px;background:rgba(20,15,8,.78);color:var(--bone);padding:8px 14px;font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;font-weight:500;transition:background .2s var(--ease)}
.viz-reset:hover{background:var(--ink)}

.viz-control{display:flex;flex-direction:column;gap:24px}
.viz-ref-block{}
.viz-ref-block .field-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;gap:14px;flex-wrap:wrap}
.viz-ref-block .field-head strong{font-family:var(--serif);font-size:1rem;font-weight:400;color:var(--ink);font-style:italic}

.viz-swatches{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.viz-sw{
  display:flex;align-items:center;gap:12px;padding:11px 14px;
  background:var(--paper);border:1px solid var(--line);
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .15s var(--ease);
  cursor:pointer;text-align:left;
}
.viz-sw:hover{border-color:var(--ink-3)}
.viz-sw.active{border-color:var(--ink);background:var(--ivory)}
.viz-sw-disc{width:34px;height:34px;border-radius:50%;background-size:cover;background-position:center;background-color:var(--bone-2);flex-shrink:0;border:1px solid var(--line-soft);box-shadow:inset 0 0 0 2px rgba(244,239,230,.55)}
.viz-sw-text{display:flex;flex-direction:column;font-size:.82rem;font-weight:500;color:var(--ink);line-height:1.3;min-width:0}
.viz-sw-text em{font-style:normal;font-size:.58rem;letter-spacing:.22em;color:var(--brass);text-transform:uppercase;font-weight:600;margin-bottom:2px}

.viz-fine{font-size:.74rem;color:var(--muted);line-height:1.7;text-align:center;margin-top:6px}

#vizGo:disabled{opacity:.4;cursor:not-allowed;background:var(--ink-3)}
#vizGo.loading{background:var(--brass);cursor:progress}
#vizGo.loading .arrow{display:none}
#vizGo.loading::before{content:"";width:14px;height:14px;border:1.5px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite;margin-right:6px}
@keyframes spin{to{transform:rotate(360deg)}}

.viz-result{margin-top:48px;padding:32px;background:var(--paper);border:1px solid var(--line-faint);animation:riseIn .4s var(--ease-out)}
.viz-result[hidden]{display:none}
.viz-result-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.viz-result-head strong{font-family:var(--serif);font-size:1.15rem;font-weight:400;font-style:italic;color:var(--ink)}
.viz-result-img{aspect-ratio:4/3;background:#0a0a0a;background-size:cover;background-position:center;box-shadow:var(--shadow-sm);margin-bottom:24px}
.viz-result-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* ============================================================
   Atelier
   ============================================================ */
.atelier{padding:140px 0}
.atelier-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-auto-rows:1fr;gap:24px}
.atelier-item{display:flex;flex-direction:column;min-height:0}
.atelier-item.large{grid-row:span 2}
.atelier-img{flex:1;background-size:cover;background-position:center;background-color:var(--bone-2);box-shadow:var(--shadow-sm);transition:transform .6s var(--ease-out);aspect-ratio:4/3}
.atelier-item.large .atelier-img{aspect-ratio:auto}
.atelier-item:hover .atelier-img{transform:scale(1.01)}
.atelier-item figcaption{display:flex;justify-content:space-between;align-items:baseline;padding-top:16px;font-family:var(--serif);font-size:.95rem;font-style:italic;color:var(--muted)}
.atelier-item figcaption em{color:var(--ink-2);font-style:italic}

/* ============================================================
   Filme
   ============================================================ */
.filme{padding:140px 0;background:var(--ink);color:var(--bone)}
.filme-inner{display:grid;grid-template-columns:1fr 1.4fr;gap:72px;align-items:center}
.filme-text{padding-top:4px}
.filme-text h2{color:var(--bone)}
.filme-text h2 em{color:var(--taupe-soft)}
.filme-text .eyebrow{color:var(--taupe-soft)}
.filme-text p{color:var(--taupe-soft);max-width:34ch;margin-top:18px;font-size:1rem;line-height:1.7}
.vsl{position:relative;aspect-ratio:16/9;cursor:pointer;background:#000;overflow:hidden}
.vsl-thumb{position:absolute;inset:0;background:#0a0a0a url('https://i.ytimg.com/vi/WLgUa-WJjJA/maxresdefault.jpg') center/cover;transition:transform .8s var(--ease-out)}
.vsl:hover .vsl-thumb{transform:scale(1.025)}
.vsl-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 0%,rgba(0,0,0,.45) 100%)}
.vsl-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:84px;height:84px;border-radius:50%;background:var(--bone);
  display:grid;place-items:center;color:var(--ink);z-index:2;
  transition:transform .3s var(--ease-out),background .25s var(--ease);
}
.vsl-play:hover{transform:translate(-50%,-50%) scale(1.08);background:var(--brass);color:var(--bone)}
.vsl-play svg{width:30px;height:30px;margin-left:4px}
.vsl iframe{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:3}

/* ============================================================
   Estúdio
   ============================================================ */
.estudio{padding:140px 0;background:var(--bone)}
.estudio-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;align-items:start}
.estudio-gallery{position:sticky;top:110px}
.estudio-main{aspect-ratio:1/1;background-size:cover;background-position:center;background-color:var(--bone-2);box-shadow:var(--shadow);transition:background-image .4s var(--ease-out)}
.estudio-meta{display:flex;justify-content:space-between;align-items:baseline;padding-top:16px;font-family:var(--serif);font-style:italic;color:var(--muted);font-size:.96rem}
.estudio-meta .ref-num{font-style:normal}

.estudio-form{padding:0}
.estudio-form .eyebrow{margin-bottom:16px}
.estudio-form > h2{margin-bottom:28px}

.rating{display:flex;align-items:center;gap:12px;margin-bottom:36px;font-size:.84rem;color:var(--muted)}
.rating .stars{color:var(--brass);letter-spacing:.1em;font-size:.92rem}

.estudio-price{display:flex;align-items:flex-end;gap:20px;margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid var(--line-faint)}
.estudio-price .now{font-family:var(--serif);font-size:3.4rem;font-weight:400;line-height:.92;letter-spacing:-.035em;font-feature-settings:"tnum"}
.estudio-price .now small{font-size:1rem;font-weight:400;vertical-align:top;margin-left:2px}
.estudio-price .meta{display:flex;flex-direction:column;gap:6px;padding-bottom:6px}
.estudio-price .meta span:first-child{font-family:var(--serif);font-style:italic;font-size:.92rem;color:var(--muted)}
.estudio-price .installments{font-size:.78rem;color:var(--ink-3);letter-spacing:.04em}

.field{margin-bottom:32px}
.field-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px}
.field-head strong{font-family:var(--serif);font-size:1.02rem;font-weight:400;color:var(--ink);font-style:italic}

.swatches{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.swatches .sw{
  display:flex;align-items:center;gap:14px;padding:13px 16px;
  background:transparent;border:1px solid var(--line);
  transition:border-color .2s var(--ease),background .2s var(--ease);
  cursor:pointer;text-align:left;
}
.swatches .sw:hover{border-color:var(--ink-2)}
.swatches .sw.active{border-color:var(--ink);background:var(--ivory)}
.sw-disc{width:38px;height:38px;border-radius:50%;background-size:cover;background-position:center;background-color:var(--bone-2);flex-shrink:0;border:1px solid var(--line-soft);box-shadow:inset 0 0 0 2px rgba(244,239,230,.6)}
.sw-text{display:flex;flex-direction:column;font-size:.86rem;font-weight:500;color:var(--ink);line-height:1.3}
.sw-text em{font-style:normal;font-size:.62rem;letter-spacing:.24em;color:var(--brass);text-transform:uppercase;font-weight:600;margin-bottom:3px}

.qty-wrap{display:inline-flex;align-items:center;border:1px solid var(--line)}
.qty-btn{width:46px;height:46px;font-size:1.1rem;color:var(--ink-2);transition:background .15s var(--ease)}
.qty-btn:hover{background:var(--ivory)}
#qty{width:64px;height:46px;text-align:center;font-weight:500;font-size:.95rem;border-left:1px solid var(--line);border-right:1px solid var(--line);font-feature-settings:"tnum"}
#qty::-webkit-inner-spin-button,#qty::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}

.calc{margin-top:16px;font-size:.84rem}
.calc summary{cursor:pointer;color:var(--brass);font-weight:500;display:inline-block;letter-spacing:.04em;border-bottom:1px solid var(--line);padding-bottom:3px;list-style:none}
.calc summary::-webkit-details-marker{display:none}
.calc summary::before{content:"+ "}
.calc[open] summary::before{content:"− "}
.calc-body{margin-top:20px;padding:24px;background:var(--ivory);border:1px solid var(--line-soft)}
.calc-body > p{margin-bottom:18px;color:var(--muted);font-size:.86rem;font-family:var(--serif);font-style:italic}
.calc-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:12px;align-items:end}
.calc-grid label{display:flex;flex-direction:column;gap:8px}
.calc-grid label span{font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:500}
.calc-grid input{padding:11px 13px;border:1px solid var(--line);background:#fff;font-size:.92rem;color:var(--ink);font-feature-settings:"tnum"}
.calc-grid input:focus{border-color:var(--ink);outline:none}
.calc-grid button{padding:13px 20px;background:var(--ink);color:var(--bone);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;font-weight:500;transition:background .2s var(--ease)}
.calc-grid button:hover{background:var(--brass)}
.calc-out{margin-top:14px;color:var(--ink);font-weight:400;font-size:.94rem;font-family:var(--serif);font-style:italic}
.calc-out em{color:var(--brass)}

/* ============================================================
   Combos / Tiers
   ============================================================ */
.bundle-field{margin-bottom:24px}
.bundle-savings{font-family:var(--serif);font-style:italic;font-size:.95rem;color:var(--muted)}
.bundle-savings.active{color:var(--brass)}
.bundle-savings strong{font-family:var(--serif);font-style:normal;font-weight:500;color:var(--brass);font-size:1.05rem;letter-spacing:-.01em}
.bundle-savings .muted{color:var(--muted);font-weight:400}

.tiers{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
}
.tier{
  position:relative;display:flex;flex-direction:column;align-items:center;
  padding:18px 12px 16px;background:#fff;border:1px solid var(--line);
  cursor:pointer;text-align:center;gap:4px;
  transition:border-color .25s var(--ease),background .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
  font-family:var(--sans);
}
.tier:hover{border-color:var(--ink-3);transform:translateY(-2px)}
.tier.active{
  border-color:var(--ink);background:var(--ivory);
  box-shadow:0 8px 22px -10px rgba(140,115,68,.4);
}
.tier.unlocked:not(.active){border-color:var(--brass-soft);background:#FBF7EE}

.tier-badge{
  position:absolute;top:-9px;left:50%;transform:translateX(-50%);
  background:var(--brass);color:#fff;font-size:.6rem;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;padding:3px 9px;border-radius:2px;
  white-space:nowrap;
}
.tier-qty{
  font-family:var(--serif);font-size:2.1rem;font-weight:400;line-height:1;
  color:var(--ink);letter-spacing:-.02em;display:flex;align-items:baseline;gap:6px;
}
.tier-qty small{font-size:.62rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-family:var(--sans)}
.tier-m2{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-top:4px}
.tier-label{font-family:var(--serif);font-style:italic;font-size:.92rem;color:var(--ink-2);margin-top:6px;line-height:1.2}
.tier-price{font-size:.78rem;color:var(--ink-3);font-weight:500;margin-top:8px;padding-top:8px;border-top:1px solid var(--line-faint);width:100%}
.tier-price sup{font-size:.7em;vertical-align:top}
.tier.active .tier-price{color:var(--ink);font-weight:600}
.tier.active .tier-label{color:var(--brass)}

@keyframes tierPulse{
  0%{transform:scale(1)}
  35%{transform:scale(1.04);box-shadow:0 14px 36px -10px rgba(140,115,68,.55)}
  100%{transform:scale(1);box-shadow:0 8px 22px -10px rgba(140,115,68,.4)}
}
.tier.active.pulse{animation:tierPulse .5s var(--ease-out)}

.bundle-hint{
  margin-top:14px;padding:12px 16px;background:var(--ivory);border-left:2px solid var(--brass);
  font-size:.88rem;color:var(--ink-2);font-family:var(--serif);font-style:italic;line-height:1.5;
}
.bundle-hint strong{color:var(--brass);font-style:normal;font-family:var(--sans);font-weight:600;font-size:.86rem}
.bundle-hint.max{border-left-color:var(--green);background:rgba(31,122,58,.08)}
.bundle-hint.max strong{color:var(--green)}

.unit-inline{
  margin-top:10px;font-size:.82rem;color:var(--muted);font-family:var(--serif);font-style:italic;
}
.unit-inline s{color:var(--muted);margin-right:6px}
.unit-inline strong{font-family:var(--sans);font-style:normal;color:var(--ink);font-weight:500;letter-spacing:-.01em}
.unit-inline em{color:var(--brass);font-weight:600;font-style:normal;font-family:var(--sans);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;margin-left:4px}

.scarcity{
  padding:20px 24px;background:var(--ivory);border-left:2px solid var(--brass);
  font-size:.92rem;color:var(--ink-2);margin-bottom:28px;font-family:var(--serif);
  font-style:italic;line-height:1.55;
}
.scarcity em{color:var(--brass)}

.total-row{display:flex;justify-content:space-between;align-items:baseline;padding:24px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-bottom:28px}
.total-row strong{font-family:var(--serif);font-size:2.4rem;font-weight:400;line-height:1;letter-spacing:-.02em;font-feature-settings:"tnum"}

.reassurance-list{list-style:none;margin-top:28px;display:flex;flex-direction:column;gap:12px}
.reassurance-list li{display:flex;align-items:flex-start;gap:12px;font-size:.82rem;color:var(--ink-3);line-height:1.5}
.reassurance-list svg{width:18px;height:18px;color:var(--brass);flex-shrink:0;margin-top:1px}

/* ============================================================
   Mercado Livre (espelho do marketplace)
   ============================================================ */
:root{
  --ml-yellow:#FFE600;
  --ml-blue:#3483FA;
  --ml-blue-dark:#2968C8;
  --ml-blue-soft:#E3EDFC;
  --ml-green:#00A650;
  --ml-text:#333333;
  --ml-text-soft:#666666;
  --ml-text-light:#999999;
  --ml-border:#E5E5E5;
  --ml-border-soft:#EFEFEF;
  --ml-bg:#EBEBEB;
  --ml-red:#E5384C;
}

.ml{padding:120px 0 140px;background:var(--paper);position:relative}
.ml::before{content:"";position:absolute;top:0;left:50%;width:1px;height:80px;background:var(--line);transform:translateX(-50%)}
.ml .section-head{margin-bottom:48px}

@media (max-width:860px){
  .ml{padding:48px 0 56px}
  .ml::before{display:none}
  .ml .section-head{margin-bottom:24px}
  .ml-divider{display:none}
}

/* Divisor "ou" entre Estúdio e ML */
.ml-divider{
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 80px;max-width:120px;position:relative;
}
.ml-divider::before,.ml-divider::after{content:"";flex:1;height:1px;background:var(--line)}
.ml-divider span{
  display:inline-block;padding:0 16px;font-family:var(--serif);font-style:italic;
  font-size:1.1rem;color:var(--muted);background:var(--paper);
}

.ml-card{
  max-width:1100px;margin:0 auto;background:#fff;
  border:1px solid var(--ml-border);
  box-shadow:0 2px 8px rgba(0,0,0,.06);
  font-family:var(--sans);color:var(--ml-text);overflow:hidden;
}
.ml-strip{
  background:var(--ml-yellow);padding:14px 22px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
}
.ml-logo{height:34px;width:auto;display:block}
.ml-strip-tag{font-size:.72rem;font-weight:600;color:#2D3277}

.ml-body{
  display:grid;
  grid-template-columns:minmax(0,360px) minmax(0,1fr) minmax(260px,300px);
  column-gap:24px;row-gap:24px;
  padding:24px;align-items:start;
}

/* gallery */
.ml-gallery{display:flex;gap:10px;flex-direction:row-reverse;align-items:flex-start;min-width:0}
.ml-main{width:100%;max-width:300px;aspect-ratio:1/1;background-size:cover;background-position:center;background-color:#fafafa;border:1px solid var(--ml-border-soft);transition:background-image .25s var(--ease-out)}
.ml-thumbs{display:flex;flex-direction:column;gap:6px;flex-shrink:0}
.ml-thumb{width:46px;height:46px;background-size:cover;background-position:center;background-color:#fafafa;border:1px solid var(--ml-border-soft);cursor:pointer;transition:border-color .15s var(--ease);padding:0}
.ml-thumb:hover{border-color:var(--ml-blue)}
.ml-thumb.active{border:2px solid var(--ml-blue)}

/* info */
.ml-info{min-width:0}
.ml-meta-top{display:flex;gap:6px;align-items:center;font-size:.78rem;color:var(--ml-text-soft);margin-bottom:6px}
.ml-meta-top .ml-sep{color:var(--ml-border)}
.ml-badges{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.ml-badge-top{background:var(--ml-red);color:#fff;font-size:.66rem;font-weight:600;letter-spacing:.04em;padding:3px 7px;text-transform:uppercase}
.ml-rank{font-size:.76rem;color:var(--ml-blue);font-weight:500;text-decoration:underline}
.ml-title{font-family:var(--sans);font-size:1.18rem;font-weight:400;color:#000;line-height:1.32;margin-bottom:10px;letter-spacing:0}

.ml-rating{display:flex;align-items:center;gap:5px;margin-bottom:14px;font-size:.8rem}
.ml-rating-num{color:var(--ml-text);font-weight:500}
.ml-rating .ml-stars{color:var(--ml-blue);letter-spacing:.04em;font-size:.86rem}
.ml-rating-count{color:var(--ml-text-soft)}

.ml-price{margin-bottom:4px;line-height:1.1}
.ml-price strong{font-family:var(--sans);font-size:1.75rem;font-weight:300;color:#000;letter-spacing:-.01em}
.ml-price strong sup{font-size:.78rem;vertical-align:top;font-weight:400;margin-left:1px}
.ml-price .ml-unit{font-size:.82rem;color:var(--ml-text-soft);margin-left:4px}
.ml-equiv{display:block;font-size:.74rem;color:var(--ml-text-soft);font-style:normal;font-family:var(--sans);margin-top:3px}

.ml-link{display:inline-block;color:var(--ml-blue);font-size:.78rem;margin-top:8px;margin-bottom:12px}
.ml-link:hover{text-decoration:underline}

.ml-coupon{
  display:flex;align-items:center;gap:8px;padding:8px 10px;
  background:var(--ml-blue-soft);border-radius:4px;font-size:.76rem;margin-bottom:14px;flex-wrap:wrap;
}
.ml-coupon-icon{display:grid;place-items:center;width:18px;height:18px;color:var(--ml-blue);flex-shrink:0}
.ml-coupon-icon svg{width:14px;height:14px}
.ml-coupon strong{color:var(--ml-blue);font-weight:600}
.ml-coupon label{display:flex;align-items:center;gap:4px;font-weight:500;cursor:pointer}
.ml-coupon input[type=checkbox]{accent-color:var(--ml-blue);width:13px;height:13px}
.ml-coupon em{font-style:normal;color:var(--ml-text-soft);font-size:.72rem;margin-left:auto}

.ml-features{list-style:none;font-size:.82rem;color:var(--ml-text);line-height:1.85}
.ml-features li{position:relative;padding-left:12px}
.ml-features li::before{content:"·";position:absolute;left:2px;font-weight:700;color:var(--ml-text-soft)}
.ml-features strong{font-weight:500}

/* buy column */
.ml-buy{padding:14px 16px;border:1px solid var(--ml-border-soft);background:#fff;border-radius:4px;display:flex;flex-direction:column;gap:10px;align-self:flex-start;position:sticky;top:96px;min-width:0}
.ml-shipping{background:var(--ml-green);color:#fff;font-size:.7rem;padding:5px 9px;font-weight:600;letter-spacing:.02em;display:inline-block;align-self:flex-start;border-radius:2px}
.ml-shipping strong{font-weight:700}
.ml-arrival{font-size:.8rem;color:var(--ml-green);line-height:1.4;margin:0}
.ml-arrival strong{color:var(--ml-green);font-weight:600}
.ml-arrival-alt{color:var(--ml-text)}
.ml-arrival-alt strong{color:var(--ml-text)}

.ml-stock{font-size:.78rem;color:var(--ml-text);line-height:1.45;padding-top:6px;border-top:1px solid var(--ml-border-soft)}
.ml-stock strong{display:block;color:var(--ml-text);font-weight:600;margin-bottom:2px}
.ml-stock span{color:var(--ml-text-soft);font-size:.72rem}
.ml-full{background:#FFE600;color:#2D3277;font-weight:800;padding:1px 5px;font-size:.64rem;border-radius:2px;letter-spacing:0;margin-left:2px}

/* ============================================================
   ML Variants (cards de cores no buy column)
   ============================================================ */
.ml-variants{padding-top:10px;border-top:1px solid var(--ml-border-soft)}
.ml-variants-head{font-size:.78rem;color:var(--ml-text);margin-bottom:10px;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.ml-variants-head span{color:var(--ml-text-soft)}
.ml-variants-head strong{font-weight:500;color:var(--ml-text)}
.ml-variants-list{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:0;margin:0}
.ml-variant{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  padding:5px 4px;background:#fff;border:1.5px solid transparent;border-radius:4px;cursor:pointer;
  transition:border-color .15s var(--ease),background .15s var(--ease);
}
.ml-variant:hover{border-color:#CCC;background:#FAFAFA}
.ml-variant.active{border-color:var(--ml-blue);background:#F0F7FF}
.ml-variant-thumb{
  width:40px;height:40px;border-radius:50%;
  background-size:cover;background-position:center;background-color:#fafafa;
  border:1px solid var(--ml-border-soft);
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.4);
}
.ml-variant-name{
  font-size:.62rem;letter-spacing:.04em;color:var(--ml-text-soft);font-weight:500;
  text-align:center;line-height:1.2;white-space:nowrap;
}
.ml-variant.active .ml-variant-name{color:var(--ml-blue);font-weight:600}

.ml-qty{display:flex;align-items:center;gap:5px;font-size:.78rem;color:var(--ml-text);flex-wrap:wrap}
.ml-qty strong{font-weight:500}
.ml-qty em{font-style:normal;color:var(--ml-text-soft);font-size:.72rem}
.ml-equiv-total{font-size:.72rem;color:var(--ml-text-soft);line-height:1.45;margin:0}

.ml-btn-primary,.ml-btn-secondary{
  display:flex;align-items:center;justify-content:center;gap:6px;
  padding:11px 14px;border-radius:6px;font-size:.86rem;font-weight:600;
  font-family:var(--sans);cursor:pointer;transition:background .15s var(--ease),color .15s var(--ease),border-color .15s var(--ease);
  text-decoration:none;letter-spacing:0;text-transform:none;line-height:1.2;
}
.ml-btn-primary{background:var(--ml-blue);color:#fff;border:none}
.ml-btn-primary:hover{background:var(--ml-blue-dark)}
.ml-btn-secondary{background:var(--ml-blue-soft);color:var(--ml-blue);border:none}
.ml-btn-secondary:hover{background:#D4E2FA}
.ml-btn-secondary svg{width:14px;height:14px}

.ml-seller{font-size:.76rem;color:var(--ml-text);line-height:1.55;padding-top:8px;border-top:1px solid var(--ml-border-soft);display:flex;flex-direction:column;gap:2px}
.ml-seller strong{color:var(--ml-blue);font-weight:500;text-decoration:underline}
.ml-leader-badge{background:#FF7733;color:#fff;font-size:.6rem;font-weight:700;letter-spacing:.02em;padding:1px 5px;text-transform:uppercase;border-radius:2px}

.ml-trust{list-style:none;padding-top:10px;border-top:1px solid var(--ml-border-soft);display:flex;flex-direction:column;gap:8px}
.ml-trust li{display:flex;gap:8px;align-items:flex-start;font-size:.74rem;color:var(--ml-text);line-height:1.5}
.ml-trust svg{width:16px;height:16px;flex-shrink:0;margin-top:1px}
.ml-trust strong{color:var(--ml-blue);font-weight:600;text-decoration:underline}

.ml-footnote{
  max-width:760px;margin:48px auto 0;text-align:center;
  padding:32px;background:var(--bone);border:1px solid var(--line-faint);
}
.ml-footnote > p{font-size:.86rem;color:var(--muted);font-family:var(--serif);font-style:italic;line-height:1.7;margin-bottom:16px}
.ml-footnote-cta{margin-bottom:0 !important}
.ml-footnote-cta a{
  font-family:var(--sans);font-style:normal;font-size:.78rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink);
  border-bottom:1px solid var(--ink);padding-bottom:3px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
  display:inline-flex;gap:6px;align-items:center;
}
.ml-footnote-cta a:hover{color:var(--brass);border-color:var(--brass)}

/* ============================================================
   Aplicação
   ============================================================ */
.aplicacao{padding:140px 0;background:var(--paper)}
.passos{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:72px;max-width:1080px;margin:0 auto;align-items:stretch}
.passos li{text-align:center;display:flex;flex-direction:column;align-items:center;height:100%}
.passos .num{
  display:grid;place-items:center;width:64px;height:64px;
  font-family:var(--serif);font-size:3rem;font-style:italic;
  color:var(--brass);font-weight:400;line-height:1;margin-bottom:24px;letter-spacing:.02em;
}
.passos h3{margin-bottom:14px;font-weight:400}
.passos p{color:var(--muted);font-size:.96rem;max-width:32ch;line-height:1.7;margin-top:auto;margin-bottom:0}

/* ============================================================
   Por que
   ============================================================ */
.porque{padding:140px 0;background:var(--bone)}
.razoes{display:grid;grid-template-columns:repeat(3,1fr);gap:52px;align-items:stretch}
.razao{padding:52px 40px;background:var(--paper);border:1px solid var(--line-faint);transition:transform .35s var(--ease-out);display:flex;flex-direction:column;height:100%}
.razao:hover{transform:translateY(-4px)}
.razao .num{
  display:grid;place-items:center;width:56px;height:56px;
  font-family:var(--serif);font-style:italic;font-size:2.4rem;
  color:var(--brass);margin-bottom:28px;line-height:1;letter-spacing:.02em;
}
.razao h3{margin-bottom:16px;font-weight:400;font-size:1.7rem}
.razao p{color:var(--muted);font-size:.96rem;line-height:1.7;margin-top:auto}

/* ============================================================
   Depoimentos
   ============================================================ */
.depoimentos{padding:140px 0;background:var(--paper)}
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:56px;align-items:stretch}
.quotes blockquote{padding:0;display:flex;flex-direction:column;height:100%}
.quotes p{font-family:var(--serif);font-size:1.4rem;line-height:1.4;color:var(--ink-2);margin-bottom:32px;font-weight:400;letter-spacing:-.005em;flex:1}
.quotes p em{font-style:italic;color:var(--ink)}
.quotes cite{font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);font-style:normal;font-weight:500;display:block;padding-top:20px;border-top:1px solid var(--line);line-height:1.7;margin-top:auto}
.quotes cite span{color:var(--brass);font-weight:600}

/* ============================================================
   Detalhe
   ============================================================ */
.detalhe{padding:140px 0;background:var(--bone)}
.detalhe-inner{display:grid;grid-template-columns:1fr 1fr;gap:88px;align-items:start}
.detalhe-text{padding-top:4px}
.detalhe-img{aspect-ratio:3/4;background-size:cover;background-position:center;background-color:var(--bone-2);box-shadow:var(--shadow)}
.detalhe-text h2{margin-bottom:26px}
.detalhe-text > p{color:var(--ink-3);font-size:1rem;line-height:1.75;margin-bottom:40px;max-width:44ch}
.materialidade{list-style:none;border-top:1px solid var(--line-faint)}
.materialidade li{display:grid;grid-template-columns:140px 1fr;align-items:baseline;gap:20px;padding:20px 0;border-bottom:1px solid var(--line-faint);font-size:.96rem;color:var(--ink-2);font-family:var(--serif);font-style:italic}
.materialidade .label{font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);font-weight:500;font-family:var(--sans);font-style:normal}

/* ============================================================
   Garantia
   ============================================================ */
.garantia{padding:140px 0;background:var(--paper);text-align:center}
.garantia-inner{max-width:700px;margin:0 auto}
.garantia h2{margin-bottom:26px}
.garantia p{color:var(--ink-3);font-size:1.05rem;line-height:1.75;margin-bottom:40px;max-width:54ch;margin-left:auto;margin-right:auto}
.garantia p em{font-style:italic;color:var(--ink)}

/* ============================================================
   FAQ
   ============================================================ */
.faq{padding:140px 0;background:var(--bone)}
.faq details{max-width:800px;margin:0 auto;border-top:1px solid var(--line);padding:28px 0;transition:padding .3s var(--ease-out)}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:var(--serif);font-size:1.35rem;font-weight:400;list-style:none;display:flex;justify-content:space-between;align-items:center;color:var(--ink);letter-spacing:-.01em;gap:24px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-size:1.4rem;color:var(--brass);font-weight:300;transition:transform .3s var(--ease-out);flex-shrink:0}
.faq details[open] summary::after{content:"−"}
.faq details p{margin-top:22px;color:var(--muted);font-size:.96rem;line-height:1.75;max-width:66ch}

/* ============================================================
   Final
   ============================================================ */
.final{padding:180px 0;background:var(--ink);color:var(--bone);text-align:center}
.final .eyebrow{color:var(--taupe-soft)}
.final h2{color:var(--bone);margin-bottom:30px;font-size:clamp(2.8rem,5.5vw,4.6rem)}
.final h2 em{color:var(--taupe-soft)}
.final p{color:var(--taupe-soft);font-size:1.05rem;max-width:48ch;margin:0 auto 48px;line-height:1.75}
.final p em{font-style:italic;color:var(--bone)}

/* ============================================================
   Footer
   ============================================================ */
.footer{background:var(--ink-2);color:var(--taupe-soft);padding:96px 0 36px;font-size:.86rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:56px;margin-bottom:72px;align-items:start}
.footer-brand .brand-name{font-family:var(--serif);font-size:1.7rem;font-weight:400;letter-spacing:.16em;color:var(--bone);display:block;margin-bottom:18px}
.footer p{color:var(--taupe-soft);line-height:1.8;font-size:.86rem}
.footer strong{display:block;font-family:var(--serif);font-size:1.05rem;font-style:italic;font-weight:400;color:var(--bone);margin-bottom:14px;letter-spacing:0}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:36px;border-top:1px solid #2A241C;font-size:.72rem;letter-spacing:.08em;color:var(--muted);flex-wrap:wrap;gap:12px;text-transform:uppercase}

/* ============================================================
   Sticky mobile
   ============================================================ */
.sticky-mobile{
  position:fixed;left:0;right:0;bottom:0;background:var(--bone);
  border-top:1px solid var(--line);padding:14px 20px;
  display:none;align-items:center;gap:18px;z-index:50;
  box-shadow:0 -10px 30px rgba(0,0,0,.06);
}
.sticky-info{display:flex;flex-direction:column;flex-shrink:0;line-height:1.05}
.sticky-info span{font-family:var(--serif);font-size:1.7rem;font-weight:400;color:var(--ink);letter-spacing:-.025em}
.sticky-info span small{font-size:.74rem;vertical-align:top;margin-left:2px}
.sticky-info em{font-size:.6rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-style:normal;font-weight:500;margin-top:3px;font-family:var(--sans)}
.sticky-mobile .btn{flex:1;padding:14px;font-size:.7rem}

/* ============================================================
   Atendimento (floating)
   ============================================================ */
.atendimento{
  position:fixed;bottom:32px;right:32px;background:var(--ink);color:var(--bone);
  display:inline-flex;align-items:center;gap:10px;padding:14px 22px;
  font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:500;
  box-shadow:var(--shadow);z-index:40;
  transition:background .25s var(--ease),transform .25s var(--ease);
}
.atendimento:hover{background:var(--brass);transform:translateY(-2px)}
.atendimento svg{width:16px;height:16px;flex-shrink:0}

/* ============================================================
   Mercado Livre Floating Button
   ============================================================ */
.ml-float{
  position:fixed;bottom:104px;right:32px;z-index:40;
  background:#fff;border:1px solid rgba(45,50,119,.18);border-radius:999px;
  display:inline-flex;align-items:center;gap:10px;padding:8px 20px 8px 10px;
  box-shadow:0 12px 28px -10px rgba(45,50,119,.3), 0 2px 8px rgba(0,0,0,.06);
  cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  text-decoration:none;
  animation:mlFloatIn .5s var(--ease-out) .8s both;
}
.ml-float:hover{
  transform:translateY(-3px);
  border-color:#2D3277;
  box-shadow:0 18px 40px -10px rgba(45,50,119,.45), 0 3px 12px rgba(0,0,0,.08);
}
.ml-float img{display:block;width:40px;height:30px;object-fit:contain}
.ml-float-tag{
  font-family:'Inter',sans-serif;font-size:.74rem;font-weight:700;letter-spacing:.02em;
  color:#2D3277;line-height:1;white-space:nowrap;
  display:flex;flex-direction:column;gap:1px;
}
.ml-float-tag::before{content:"oferta no";font-size:.62rem;font-weight:500;letter-spacing:.04em;opacity:.7}

@keyframes mlFloatIn{
  from{opacity:0;transform:translateY(20px) scale(.85)}
  to{opacity:1;transform:none}
}

/* Pulse animation discreto na primeira vez */
.ml-float::after{
  content:"";position:absolute;inset:-3px;border-radius:inherit;
  border:2px solid #FFE600;opacity:0;
  animation:mlPulse 2.4s var(--ease-out) infinite;
  animation-delay:1.5s;
  pointer-events:none;
}
@keyframes mlPulse{
  0%{opacity:.6;transform:scale(1)}
  100%{opacity:0;transform:scale(1.2)}
}

/* ============================================================
   Chat Panel (Atendimento por IA)
   ============================================================ */
.chat-panel{
  position:fixed;bottom:24px;right:24px;
  width:380px;max-width:calc(100vw - 48px);height:560px;max-height:calc(100vh - 100px);
  background:var(--paper);border:1px solid var(--line);
  box-shadow:var(--shadow-lg);z-index:60;
  display:flex;flex-direction:column;overflow:hidden;
  animation:chatRise .35s var(--ease-out);
}
.chat-panel[hidden]{display:none}

@keyframes chatRise{from{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:none}}

.chat-head{
  background:var(--ink);color:var(--bone);
  padding:18px 22px;display:flex;justify-content:space-between;align-items:center;
  border-bottom:1px solid var(--ink-2);
}
.chat-head-info{display:flex;flex-direction:column;line-height:1.2;gap:3px}
.chat-head-info strong{font-family:var(--serif);font-size:1.1rem;font-weight:400;letter-spacing:.02em}
.chat-head-info em{font-style:italic;font-size:.7rem;letter-spacing:.06em;color:var(--taupe-soft);font-family:var(--serif)}
.chat-close{
  width:32px;height:32px;font-size:1.5rem;color:var(--bone);
  display:grid;place-items:center;line-height:0;transition:color .2s var(--ease);
}
.chat-close:hover{color:var(--brass-soft)}

.chat-messages{
  flex:1;overflow-y:auto;padding:24px 22px 12px;
  display:flex;flex-direction:column;gap:14px;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent;
}
.chat-messages::-webkit-scrollbar{width:6px}
.chat-messages::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}

.chat-greeting{padding:6px 0 4px}
.chat-greeting > p{
  font-family:var(--serif);font-size:1.05rem;line-height:1.45;color:var(--ink-2);
  font-style:normal;margin-bottom:16px;
}
.chat-greeting em{font-style:italic;color:var(--brass)}

.chat-suggestions{display:flex;flex-wrap:wrap;gap:6px}
.chat-suggestion{
  padding:8px 14px;background:transparent;border:1px solid var(--line);
  font-size:.74rem;color:var(--ink-2);font-weight:500;letter-spacing:.04em;
  cursor:pointer;transition:border-color .15s var(--ease),background .15s var(--ease),color .15s var(--ease);
}
.chat-suggestion:hover{border-color:var(--ink);background:var(--ivory);color:var(--ink)}

.chat-msg{display:flex;flex-direction:column;max-width:88%;animation:msgIn .25s var(--ease-out)}
.chat-msg.user{align-self:flex-end;align-items:flex-end}
.chat-msg.assistant{align-self:flex-start;align-items:flex-start}
.chat-msg-bubble{
  padding:12px 16px;border-radius:14px;font-size:.92rem;line-height:1.55;
  white-space:pre-wrap;word-wrap:break-word;
}
.chat-msg.user .chat-msg-bubble{background:var(--ink);color:var(--bone);border-bottom-right-radius:4px}
.chat-msg.assistant .chat-msg-bubble{background:var(--bone-2);color:var(--ink-2);border-bottom-left-radius:4px;font-family:var(--serif);font-size:.98rem;line-height:1.5}
.chat-msg.error .chat-msg-bubble{background:#F4E4DD;color:var(--danger);font-family:var(--sans);font-size:.86rem}

.chat-typing{align-self:flex-start;display:flex;gap:4px;padding:12px 16px;background:var(--bone-2);border-radius:14px;border-bottom-left-radius:4px}
.chat-typing span{width:6px;height:6px;background:var(--taupe);border-radius:50%;animation:typingDot 1.2s infinite ease-in-out}
.chat-typing span:nth-child(2){animation-delay:.15s}
.chat-typing span:nth-child(3){animation-delay:.3s}
@keyframes typingDot{0%,80%,100%{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}
@keyframes msgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.chat-input{
  display:flex;align-items:flex-end;gap:10px;
  padding:14px 16px;border-top:1px solid var(--line-faint);background:#fff;
}
.chat-input textarea{
  flex:1;border:1px solid var(--line);background:#fff;
  padding:10px 14px;font-family:inherit;font-size:.92rem;color:var(--ink);
  resize:none;outline:none;line-height:1.45;min-height:42px;max-height:140px;
  border-radius:0;transition:border-color .15s var(--ease);
}
.chat-input textarea:focus{border-color:var(--ink)}
.chat-input textarea::placeholder{color:#B5A993;font-style:italic;font-family:var(--serif)}
.chat-send{
  width:42px;height:42px;background:var(--ink);color:var(--bone);
  display:grid;place-items:center;transition:background .2s var(--ease),transform .2s var(--ease);
  flex-shrink:0;
}
.chat-send:hover:not(:disabled){background:var(--brass)}
.chat-send:disabled{opacity:.4;cursor:not-allowed}
.chat-footer{
  padding:8px 22px 12px;background:#fff;font-size:.7rem;color:var(--muted);
  text-align:center;font-style:italic;font-family:var(--serif);letter-spacing:.02em;
  border-top:1px solid var(--line-faint);
}

/* ============================================================
   Checkout Modal
   ============================================================ */
.checkout{position:fixed;inset:0;z-index:100;display:flex;align-items:flex-start;justify-content:center;overflow-y:auto;padding:48px 16px}
.checkout[hidden]{display:none}
.checkout-backdrop{position:fixed;inset:0;background:rgba(20,15,8,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:fadeIn .25s ease}
.checkout-panel{
  position:relative;width:100%;max-width:560px;background:var(--paper);
  box-shadow:var(--shadow-lg);animation:riseIn .35s var(--ease-out);
  border:1px solid var(--line-faint);margin:auto 0;
}
.checkout-close{position:absolute;top:18px;right:18px;width:36px;height:36px;font-size:1.6rem;color:var(--ink-3);background:transparent;display:grid;place-items:center;line-height:0;transition:color .2s var(--ease)}
.checkout-close:hover{color:var(--ink)}

.co-step{padding:44px 44px 36px}
.co-head{margin-bottom:28px}
.co-head.center{text-align:center;margin-bottom:8px}
.co-head .eyebrow{margin-bottom:14px}
.co-head h2{margin-bottom:8px;font-size:2rem}
.co-head p{color:var(--muted);font-size:.95rem;line-height:1.65;margin-top:14px;max-width:42ch;margin-left:auto;margin-right:auto}

.co-summary{display:flex;align-items:center;gap:16px;padding:18px 20px;background:var(--ivory);border:1px solid var(--line-faint);margin-bottom:32px}
.co-summary-img{width:56px;height:56px;background-size:cover;background-position:center;background-color:var(--bone-2);flex-shrink:0;border:1px solid var(--line-soft)}
.co-summary-info{flex:1;display:flex;flex-direction:column;line-height:1.3;gap:2px}
.co-summary-info .ref-num{margin-bottom:0}
.co-summary-info strong{font-family:var(--serif);font-size:1.15rem;font-weight:400;color:var(--ink)}
.co-summary-info em{font-size:.78rem;color:var(--muted);font-style:italic;font-family:var(--serif)}
.co-summary-total{text-align:right;display:flex;flex-direction:column;gap:4px;line-height:1}
.co-summary-total strong{font-family:var(--serif);font-size:1.45rem;font-weight:400;color:var(--ink);letter-spacing:-.02em}

.co-form .co-row{margin-bottom:14px}
.co-form .co-row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.co-form .co-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.co-form label{display:flex;flex-direction:column;gap:6px}
.co-form label > span{font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:500}
.co-form label > span em{font-style:italic;text-transform:none;letter-spacing:.04em;color:var(--muted);font-size:.74rem;font-family:var(--serif);margin-left:4px}
.co-form input,.co-form select{
  padding:13px 14px;border:1px solid var(--line);background:#fff;
  font-size:.94rem;color:var(--ink);transition:border-color .15s var(--ease);
  font-feature-settings:"tnum";
}
.co-form input:focus,.co-form select:focus{border-color:var(--ink);outline:none}
.co-form input::placeholder{color:#B5A993;font-style:italic;font-family:var(--serif)}

.co-methods{margin:28px 0 20px}
.co-methods > .label-text{display:block;margin-bottom:12px}
.co-method-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.co-method{
  position:relative;padding:18px 18px;background:#fff;border:1px solid var(--line);
  display:flex;flex-direction:column;align-items:flex-start;gap:4px;cursor:pointer;
  transition:border-color .2s var(--ease),background .2s var(--ease);text-align:left;
}
.co-method:hover{border-color:var(--ink-3)}
.co-method.active{border-color:var(--ink);background:var(--ivory)}
.co-method strong{font-family:var(--serif);font-size:1.15rem;font-weight:400;color:var(--ink)}
.co-method em{font-size:.78rem;color:var(--muted);font-style:italic;font-family:var(--serif)}
.co-method-tag{position:absolute;top:-9px;right:14px;background:var(--brass);color:#fff;font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;padding:4px 8px;font-weight:600;font-family:var(--sans)}

.co-card-fields{margin-bottom:20px;padding-top:8px}
.co-card-fields[hidden]{display:none}

.co-fine{margin-top:18px;font-size:.74rem;color:var(--muted);text-align:center;line-height:1.7}

/* === Pix step === */
.co-pix-fallback{
  display:flex;flex-direction:column;gap:4px;
  background:#FDF6E8;border:1px solid #E8D9B0;color:#6B4F1A;
  padding:12px 16px;border-radius:6px;margin-bottom:18px;
  font-size:.84rem;line-height:1.5;
}
.co-pix-fallback strong{color:#3D2D08;font-size:.9rem;font-family:var(--serif);font-weight:500}
.co-pix-fallback[hidden]{display:none}

.co-pix{display:grid;grid-template-columns:auto 1fr;gap:28px;margin-bottom:24px}
.co-pix-qr{width:200px;height:200px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;padding:8px}
.co-pix-qr img{max-width:100%;max-height:100%;width:100%;height:auto}
.co-pix-qr.loading::after{content:"Gerando QR…";font-size:.78rem;color:var(--muted);font-style:italic;font-family:var(--serif)}
.co-pix-info{display:flex;flex-direction:column;gap:14px}
.co-pix-amount,.co-pix-expires{display:flex;flex-direction:column;line-height:1.1}
.co-pix-amount strong{font-family:var(--serif);font-size:1.8rem;font-weight:400;color:var(--ink);letter-spacing:-.02em;font-feature-settings:"tnum"}
.co-pix-expires strong{font-family:var(--serif);font-size:1.1rem;font-style:italic;color:var(--ink-2)}
.co-pix-copy{margin-top:6px;font-size:.7rem;padding:14px 18px;width:100%}
.co-pix-hint{font-size:.8rem;color:var(--muted);line-height:1.6;font-family:var(--serif);font-style:italic;margin-top:6px}
.co-pix-hint em{color:var(--ink-2)}

.co-status{display:flex;align-items:center;gap:10px;padding:14px 18px;background:var(--ivory);border:1px solid var(--line-faint);font-size:.86rem;color:var(--ink-3)}
.co-status-dot{width:8px;height:8px;border-radius:50%;background:var(--brass);animation:dotPulse 1.6s infinite}
.co-status.paid{background:rgba(90,122,79,.08);border-color:var(--success);color:var(--success)}
.co-status.paid .co-status-dot{background:var(--success);animation:none}

/* === Success === */
.co-success .co-success-meta{display:flex;flex-direction:column;align-items:center;gap:8px;padding:20px;background:var(--ivory);border:1px solid var(--line-faint);text-align:center;font-size:.86rem;color:var(--muted)}
.co-success .co-success-meta strong{font-family:var(--serif);font-size:1.4rem;font-weight:400;color:var(--ink);letter-spacing:.04em}

/* === Error === */
.co-error .btn{margin:8px auto 0;display:flex;width:fit-content}

/* ============================================================
   Reveal on scroll
   ============================================================ */
.section-head,.ref,.razao,.quotes blockquote,.passos li{
  opacity:0;transform:translateY(16px);
  transition:opacity 1s var(--ease-out),transform 1s var(--ease-out);
}
.section-head.in-view,.ref.in-view,.razao.in-view,.quotes blockquote.in-view,.passos li.in-view{
  opacity:1;transform:none;
}
.ref.in-view{transition-delay:calc(var(--i,0) * 90ms)}
@media (prefers-reduced-motion: reduce){
  .section-head,.ref,.razao,.quotes blockquote,.passos li{opacity:1;transform:none;transition:none}
}

/* ============================================================
   Animations
   ============================================================ */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes riseIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes dotPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.85)}}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1100px){
  /* ML: stack buy column como faixa abaixo do gallery+info */
  .ml-body{grid-template-columns:minmax(0,320px) minmax(0,1fr);grid-template-rows:auto auto;column-gap:20px;row-gap:20px;padding:20px}
  .ml-buy{grid-column:1 / -1;position:static;display:grid;grid-template-columns:repeat(4,1fr);gap:14px 20px;padding:16px 18px;align-items:center}
  .ml-buy .ml-shipping{grid-column:1 / -1;width:fit-content}
  .ml-buy .ml-arrival,.ml-buy .ml-arrival-alt{grid-column:1 / 3}
  .ml-buy .ml-stock{grid-column:3 / 5;border-top:none;padding-top:0}
  .ml-buy .ml-qty{grid-column:1 / 3}
  .ml-buy .ml-equiv-total{grid-column:3 / 5}
  .ml-buy .ml-btn-primary{grid-column:1 / -1;padding:15px}
  .ml-buy .ml-btn-secondary{grid-column:1 / -1;padding:14px}
  .ml-buy .ml-seller{grid-column:1 / 3;border-top:1px solid var(--ml-border-soft);padding-top:10px;margin-top:4px}
  .ml-buy .ml-trust{grid-column:3 / 5;border-top:1px solid var(--ml-border-soft);padding-top:10px;margin-top:4px}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .ref-grid{grid-template-columns:repeat(2,1fr)}
  .hero-grid,.filme-inner,.detalhe-inner,.estudio-grid{gap:48px}
  .razoes,.quotes,.passos{gap:36px}
}
@media (max-width:860px){
  .header-inner{grid-template-columns:1fr auto;gap:20px}
  .nav{display:none}
  .hero-grid,.filme-inner,.detalhe-inner,.estudio-grid{grid-template-columns:1fr;gap:48px}
  .hero-figure{order:-1}
  .estudio-gallery{position:static}
  .atelier-grid{grid-template-columns:1fr;gap:18px}
  .atelier-item.large{grid-row:auto}
  .atelier-item.large .atelier-img{min-height:auto;aspect-ratio:4/3}
  .razoes,.quotes,.passos{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .viz-grid{grid-template-columns:1fr;gap:28px}
  .ml-body{grid-template-columns:1fr;gap:20px;padding:18px}
  .ml-gallery{flex-direction:column-reverse;align-items:center}
  .ml-main{width:100%;max-width:420px}
  .ml-thumbs{flex-direction:row;justify-content:center;flex-wrap:wrap}
  .ml-thumb{width:54px;height:54px}
  .ml-buy{position:static;display:flex;flex-direction:column;grid-template-columns:none;gap:14px;padding:18px 16px}
  .ml-buy > *{grid-column:auto !important;border-top:none;padding-top:0;margin-top:0;width:100%}
  .ml-buy .ml-stock,.ml-buy .ml-seller,.ml-buy .ml-trust,.ml-buy .ml-variants{border-top:1px solid var(--ml-border-soft);padding-top:14px;margin-top:6px}
  .ml-variants-list{grid-template-columns:repeat(4,1fr);gap:8px}
  .ml-variant-thumb{width:44px;height:44px}
  .ml-variant-name{font-size:.66rem}
  .ml-buy .ml-btn-primary{
    padding:18px 22px;font-size:1.08rem;font-weight:700;letter-spacing:.01em;
    border-radius:8px;min-height:54px;
    box-shadow:0 8px 22px -6px rgba(52,131,250,.5), 0 2px 4px rgba(52,131,250,.2);
    position:relative;overflow:hidden;
  }
  .ml-buy .ml-btn-primary::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.2) 50%,transparent 70%);
    transform:translateX(-100%);transition:transform .8s var(--ease-out);
  }
  .ml-buy .ml-btn-primary:hover::after,.ml-buy .ml-btn-primary:focus::after{transform:translateX(100%)}
  .ml-buy .ml-btn-primary:active{transform:scale(.98)}
  .ml-buy .ml-btn-secondary{
    padding:15px 18px;font-size:.94rem;font-weight:600;
    border-radius:8px;min-height:48px;
    border:1px solid #C2D9FA;
  }
  .ml-buy .ml-btn-secondary:active{transform:scale(.98)}
  .ml-buy .ml-btn-secondary svg{width:18px;height:18px}
  .ml-shipping{font-size:.78rem;padding:7px 12px}
  .ml-arrival,.ml-arrival-alt{font-size:.9rem}
  .ml-stock strong{font-size:.92rem}
  .ml-qty{font-size:.88rem;justify-content:space-between;flex-wrap:nowrap}
  .ml-equiv-total{font-size:.78rem;text-align:center}
  .ml-seller{font-size:.84rem;align-items:flex-start}
  .ml-trust li{font-size:.8rem}
  .hero,.manifesto,.colecao,.visualizar,.atelier,.filme,.estudio,.ml,.aplicacao,.porque,.depoimentos,.detalhe,.garantia,.faq{padding:88px 0}
  .manifesto{padding:96px 0}
  .final{padding:110px 0}
  h1{font-size:3rem}
  h2{font-size:2.4rem}
  .header-cta{font-size:.72rem}
}
@media (max-width:768px){
  /* Tablet portrait */
  h1{font-size:2.8rem}
  h2{font-size:2.1rem}
  .container{padding:0 22px}
  .section-head{margin-bottom:42px}
  .hero-grid,.filme-inner,.detalhe-inner,.estudio-grid{gap:40px}
}

/* ============================================================
   MOBILE — Esconder seções decorativas pra fluxo direto ML
   ============================================================ */
@media (max-width:860px){
  /* Esconder: manifesto, atelier gallery, filme/VSL, estudio fábrica,
     por que (3 razões), detalhe materialidade — todo decorativo */
  .manifesto,
  .atelier,
  .filme,
  .estudio,
  .porque,
  .detalhe,
  .hide-mobile{display:none !important}

  /* Reordenar via flex para ML aparecer logo após Coleção+Visualizar */
  /* (já está em ordem natural no DOM, só hide do meio) */

  /* Depoimentos: só primeira quote no mobile */
  .quotes blockquote:nth-child(n+2){display:none}
  .quotes{grid-template-columns:1fr;max-width:560px;margin:0 auto}

  /* Garantia compacto */
  .garantia{padding:60px 0}
  .garantia p{font-size:.92rem;margin-bottom:24px;max-width:42ch}

  /* Aplicação enxuto */
  .aplicacao{padding:60px 0}
  .aplicacao .section-head{margin-bottom:32px}
  .aplicacao .section-head p{display:none}
}

@media (max-width:560px){
  /* === Container e tipografia base === */
  .container{padding:0 18px}
  h1{font-size:2.3rem;letter-spacing:-.02em;line-height:1.05}
  h2{font-size:1.85rem;line-height:1.08}
  h3{font-size:1.25rem}

  /* === Section padding compactado === */
  .hero,.colecao,.visualizar,.ml,.aplicacao,.depoimentos,.garantia,.faq{padding:56px 0}
  .final{padding:72px 0 140px}
  .section-head{margin-bottom:36px}
  .section-head h2{margin-bottom:14px}
  .section-head p{font-size:.95rem}

  /* === Topbar === */
  .topbar{font-size:.6rem;letter-spacing:.08em;padding:9px 0}

  /* === Header === */
  .header-inner{height:60px;gap:14px}
  .brand-name{font-size:1.4rem;letter-spacing:.12em}
  .brand-sub{font-size:.56rem;letter-spacing:.22em;margin-top:4px}
  .header-cta{font-size:.7rem;padding:6px 12px;letter-spacing:.08em}

  /* === Hero === */
  .hero h1{font-size:2.4rem;margin-bottom:18px}
  .hero .lead{font-size:.98rem;margin-bottom:28px;line-height:1.65}
  .hero-price{margin-bottom:24px;padding-bottom:24px;gap:14px}
  .hero-price .now,.estudio-price .now{font-size:2.6rem;letter-spacing:-.03em}
  .hero-price .now small{font-size:.85rem}
  .hero-price .meta span:first-child{font-size:.84rem}
  .hero-price .installments{font-size:.72rem}
  .hero-cta{flex-direction:column;gap:10px;margin-bottom:32px}
  .hero-cta .btn{width:100%;padding:16px 22px;font-size:.74rem;min-height:46px}
  .hero-cta .btn-quiet{padding:14px 22px}
  .hero-meta{gap:18px;padding-top:24px;font-size:.86rem}
  .hero-meta li{flex:1 1 calc(50% - 10px);min-width:0}
  .hero-meta .label{font-size:.56rem;margin-bottom:4px}
  .hero-figure figcaption{font-size:.82rem;margin-top:12px}

  /* === Manifesto === */
  .manifesto p{font-size:2rem;line-height:1.15}

  /* === Coleção (1 col) === */
  .ref-grid{grid-template-columns:1fr;gap:28px}
  .ref-img{aspect-ratio:4/3}

  /* === Visualizador AI === */
  .viz-drop{aspect-ratio:3/4;max-height:380px}
  .viz-drop-inner{padding:24px 20px;gap:10px}
  .viz-drop-inner strong{font-size:1.05rem}
  .viz-drop-inner em{font-size:.74rem}
  .viz-cta-camera,.viz-cta-gallery{flex:1;justify-content:center;padding:13px 14px;font-size:.66rem;min-height:44px}
  .viz-swatches{grid-template-columns:repeat(2,1fr)}
  .viz-ref-block .field-head{flex-direction:column;align-items:flex-start;gap:8px}

  /* === Estúdio (Buy) === */
  .estudio-form > h2{font-size:1.7rem;margin-bottom:18px}
  .estudio-price{margin-bottom:22px;padding-bottom:22px;gap:14px}
  .estudio-price .meta{padding-bottom:4px}
  .estudio-price .meta span:first-child{font-size:.84rem}
  .field{margin-bottom:24px}
  .swatches{grid-template-columns:1fr}
  .qty-wrap{width:100%;justify-content:space-between}
  .qty-btn{flex:1;height:50px;min-height:44px;font-size:1.2rem}
  #qty{flex:1;max-width:90px;height:50px;font-size:1.05rem}
  .scarcity{padding:14px 18px;font-size:.86rem;margin-bottom:22px}
  .total-row{padding:20px 0}
  .total-row strong{font-size:1.7rem}
  .reassurance-list{margin-top:22px;gap:10px}
  .reassurance-list li{font-size:.78rem}

  /* === Bundle / Tiers === */
  .tiers{grid-template-columns:repeat(2,1fr);gap:8px}
  .tier{padding:16px 8px 12px;min-height:140px}
  .tier-qty{font-size:1.55rem}
  .tier-qty small{font-size:.55rem}
  .tier-m2{font-size:.64rem}
  .tier-label{font-size:.82rem;margin-top:4px}
  .tier-price{font-size:.7rem;margin-top:6px;padding-top:6px}
  .tier-badge{font-size:.54rem;padding:2px 7px}
  .bundle-hint{padding:11px 14px;font-size:.82rem}
  .bundle-savings{font-size:.86rem}
  .bundle-savings strong{font-size:.92rem}
  .unit-inline{font-size:.78rem}

  /* === CTA principal — touch generoso === */
  .btn-cta{padding:20px 22px}
  .btn-cta .btn-cta-label{font-size:.78rem;letter-spacing:.14em}
  .btn-cta .btn-cta-price{font-size:1.3rem}
  .btn-block{padding:18px 22px}

  /* === Calculadora m² === */
  .calc-grid{grid-template-columns:1fr 1fr;gap:10px}
  .calc-grid button{grid-column:span 2;min-height:44px}
  .calc-grid input{min-height:44px;font-size:1rem}

  /* === Aplicação === */
  .passos{gap:36px}
  .passos li{padding:0 8px}
  .passos .num{font-size:2.6rem;width:54px;height:54px;margin-bottom:18px}
  .passos h3{font-size:1.3rem;margin-bottom:10px}
  .passos p{font-size:.92rem}

  /* === Por que === */
  .razoes{gap:18px}
  .razao{padding:36px 28px}
  .razao .num{font-size:2rem;width:48px;height:48px;margin-bottom:20px}
  .razao h3{font-size:1.4rem;margin-bottom:12px}
  .razao p{font-size:.92rem}

  /* === Depoimentos === */
  .quotes{gap:32px}
  .quotes p{font-size:1.18rem;margin-bottom:22px;line-height:1.45}
  .quotes cite{font-size:.66rem}

  /* === Detalhe / Materialidade === */
  .detalhe-text h2{margin-bottom:18px}
  .detalhe-text > p{font-size:.94rem;margin-bottom:26px}
  .materialidade li{padding:14px 0;font-size:.9rem;grid-template-columns:120px 1fr;gap:12px}
  .materialidade .label{font-size:.56rem;letter-spacing:.2em}

  /* === Garantia === */
  .garantia h2{margin-bottom:18px}
  .garantia p{font-size:.96rem;margin-bottom:28px}
  .garantia .btn{min-height:46px}

  /* === FAQ === */
  .faq details{padding:22px 0}
  .faq summary{font-size:1.05rem;gap:14px;padding-right:4px}
  .faq summary::after{font-size:1.3rem}
  .faq details p{font-size:.92rem;margin-top:16px}

  /* === Final === */
  .final h2{font-size:2.4rem;margin-bottom:22px}
  .final p{font-size:.96rem;margin-bottom:32px}
  .final .btn-bone{width:100%;padding:18px 22px}

  /* === Footer compacto === */
  .footer{padding:48px 0 20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}
  .footer-brand{grid-column:1 / -1}
  .footer-brand .brand-name{font-size:1.4rem}
  .footer strong{font-size:.88rem;margin-bottom:8px}
  .footer p{font-size:.78rem;line-height:1.65}
  .footer-bottom{flex-direction:column;align-items:center;text-align:center;gap:6px;font-size:.64rem;padding-top:18px}

  /* === Floating elements === */
  .sticky-mobile{
    display:flex;padding:11px 14px;gap:12px;
    box-shadow:0 -10px 30px rgba(0,0,0,.08), 0 -1px 0 var(--line);
  }
  .sticky-info{line-height:1.05;gap:2px}
  .sticky-info span{font-size:1.45rem}
  .sticky-info em{
    font-size:.6rem;letter-spacing:.14em;color:var(--green);font-weight:600;
  }
  .sticky-mobile .btn{
    padding:14px 18px;font-size:.78rem;min-height:48px;
    background:linear-gradient(180deg,#252019,var(--ink));
    box-shadow:0 6px 16px -6px rgba(20,15,8,.4);
  }
  .sticky-mobile .btn .arrow{margin-left:6px}
  .atendimento{bottom:78px;right:14px;padding:10px 16px;font-size:.62rem;letter-spacing:.12em}
  .atendimento svg{width:14px;height:14px}
  .ml-float{bottom:138px;right:14px;padding:6px 14px 6px 8px;gap:8px}
  .ml-float img{width:32px;height:25px}
  .ml-float-tag{font-size:.66rem}
  .ml-float-tag::before{font-size:.54rem}
  .ml-float::after{display:none}

  /* === Chat panel === */
  .chat-panel{bottom:0;right:0;left:0;width:100%;max-width:100%;height:100%;max-height:100%;border:none}
  .chat-head{padding:16px 20px}
  .chat-messages{padding:20px 18px 10px}

  /* === Checkout modal mobile fullscreen === */
  .checkout{padding:0}
  .checkout-panel{max-width:100%;min-height:100vh;margin:0;animation:slideUp .35s var(--ease-out)}
  .co-step{padding:28px 20px 24px}
  .co-head h2{font-size:1.65rem}
  .co-head p{font-size:.9rem}
  .co-summary{flex-direction:row;padding:14px 16px;gap:12px}
  .co-summary-img{width:48px;height:48px}
  .co-summary-info strong{font-size:1rem}
  .co-summary-info em{font-size:.74rem}
  .co-summary-total strong{font-size:1.2rem}
  .co-form .co-row-2,.co-form .co-row-3{grid-template-columns:1fr;gap:10px}
  .co-method-grid{grid-template-columns:1fr;gap:8px}
  .co-method{padding:14px 16px}
  .co-form input,.co-form select{padding:14px;font-size:1rem;min-height:46px}
  .co-pix{grid-template-columns:1fr;gap:18px;text-align:center}
  .co-pix-qr{margin:0 auto;width:200px;height:200px}
  .co-pix-info{align-items:center}
  .co-fine{font-size:.7rem}
  .checkout-close{width:42px;height:42px;background:rgba(255,255,255,.92);border-radius:50%;top:12px;right:12px;font-size:1.5rem;box-shadow:0 4px 12px rgba(0,0,0,.15)}

  /* === ML variants no mobile === */
  .ml-variants-list{grid-template-columns:repeat(4,1fr);gap:6px}
  .ml-variant{padding:6px 4px}
  .ml-variant-thumb{width:38px;height:38px}
  .ml-variant-name{font-size:.6rem}

  @keyframes slideUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}
}

@media (max-width:400px){
  /* === Small phones (iPhone SE etc) === */
  .container{padding:0 14px}
  .hero h1{font-size:2.05rem}
  h2{font-size:1.65rem}
  .header-cta{font-size:.62rem;padding:6px 10px}
  .topbar{letter-spacing:.06em;font-size:.56rem}
  .tier-qty{font-size:1.3rem}
  .tier{min-height:128px;padding:14px 6px 10px}
  .tier-label{font-size:.76rem}
  .ml-float-tag::before{display:none}
  .ml-float-tag{font-size:.62rem;letter-spacing:0}
  .ml-float{padding:6px 12px 6px 6px}
  .atendimento span{display:none}
  .atendimento{padding:0;border-radius:50%;width:48px;height:48px;justify-content:center;display:grid;place-items:center}
  .atendimento svg{width:20px;height:20px}
  .sticky-info span{font-size:1.35rem}
  .estudio-form > h2{font-size:1.5rem}
  .estudio-price .now,.hero-price .now{font-size:2.3rem}
  .final h2{font-size:2rem}
  .manifesto p{font-size:1.75rem}
  .quotes p{font-size:1.1rem}
  .materialidade li{grid-template-columns:100px 1fr;font-size:.84rem}
}