:root{
  --linho:#F6F1EA; --areia:#E8DDCF; --nude:#C9A88E; --argila:#9C7B62;
  --salvia:#7E8574; --marrom:#2F251C;
  /* argila serve a traços e bordas; para texto ela reprova no
     contraste sobre areia, entao links usam este tom fechado */
  --argila-texto:#78593F; --marrom-2:#3E3124; --borda-esc:#54432F;
  --tinta:#2A211A; --tinta-2:#625648; --claro:#EDE6DC; --claro-2:#A3968A;
  --serif:'Fraunces',Georgia,serif;
  --sans:'Hanken Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --gut:clamp(20px,5vw,120px); --max:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  overflow-anchor:none;
  margin:0;background:var(--linho);color:var(--tinta);
  font-family:var(--sans);font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--serif);font-weight:300;margin:0;line-height:1.05}
h1{font-size:clamp(38px,6vw,76px);letter-spacing:-.024em}
h2{font-size:clamp(28px,3.7vw,44px);letter-spacing:-.012em}
h3{font-size:clamp(19px,2vw,23px);font-weight:400;line-height:1.3}
p{margin:0}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--gut);padding-right:var(--gut)}
.stack>*+*{margin-top:var(--s,20px)}
.muted{color:var(--tinta-2)}
.lead{max-width:56ch;margin-top:18px;color:var(--tinta-2)}
:focus-visible{outline:2px solid var(--argila);outline-offset:3px;border-radius:2px}
.pular{
  position:absolute;top:8px;left:var(--gut);z-index:20;
  background:var(--linho);color:var(--tinta);padding:12px 20px;border-radius:8px;
  clip-path:inset(50%);width:1px;height:1px;overflow:hidden;
}
.pular:focus{clip-path:none;width:auto;height:auto}

/* ---------- botoes ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border-radius:100px;border:1px solid transparent;
  font:500 15px/1 var(--sans);cursor:pointer;text-decoration:none;
  transition:transform .2s var(--ease),background-color .2s,color .2s,border-color .2s,box-shadow .2s;
}
.btn:active{transform:scale(.98)}
.btn-escuro{background:var(--marrom);color:var(--linho)}
.btn-escuro:hover{background:var(--marrom-2);box-shadow:0 10px 22px rgba(47,37,28,.2)}
.btn-nude{background:var(--nude);color:var(--marrom)}
.btn-nude:hover{background:#D6B89E;box-shadow:0 10px 22px rgba(47,37,28,.28)}
.btn-linha-esc{border-color:var(--borda-esc);color:var(--claro)}
.btn-linha-esc:hover{border-color:var(--nude);background:rgba(201,168,142,.08)}
.btn-linha{border-color:var(--argila);color:var(--tinta)}
.btn-linha:hover{border-color:var(--marrom);background:rgba(156,123,98,.09)}

/* ---------- navegacao ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:15;
  display:flex;align-items:center;gap:32px;
  padding:22px var(--gut);
  transition:background-color .35s var(--ease),padding .35s var(--ease),box-shadow .35s var(--ease);
}
.nav .marca{display:flex;align-items:center;padding:4px 6px;margin:-4px -6px}
.nav .marca img{height:38px;width:auto;transition:height .35s var(--ease)}
.nav .menu{margin-left:auto;display:flex;gap:28px;align-items:center}
.nav .menu a{
  font-size:15px;color:var(--claro-2);text-decoration:none;
  position:relative;padding:4px 0;transition:color .2s;
}
.nav .menu a:hover{color:var(--claro)}
.nav .menu a[aria-current]{color:var(--nude)}
/* a regra generica do menu vinha pintando o texto do botao de
   claro sobre o nude, e o rotulo sumia */
.nav .menu a.btn,
.nav .menu a.btn:hover,
body.hero-claro .nav .menu a.btn,
body.rolou .nav .menu a.btn{color:var(--marrom)}
.nav .menu a.btn::after{display:none}
/* o padding do menu (4px 0) vence o do botao por
   especificidade, e o rotulo encostava nas bordas */
.nav .menu a.btn{
  padding:13px 27px;font-size:14.5px;line-height:1;
  min-height:0;letter-spacing:0;
}
.nav .menu a:not(.btn)::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .32s var(--ease);
}
.nav .menu a:not(.btn):hover::after{transform:scaleX(1)}
.nav .menu a[aria-current]::after{transform:scaleX(1)}
body.hero-claro .nav .menu a{color:var(--tinta-2)}
body.hero-claro .nav .menu a:hover{color:var(--tinta)}
body.hero-claro .nav .menu a[aria-current]{color:var(--argila-texto)}
body.hero-claro .nav .menu a.btn{color:var(--marrom)}
body.hero-claro .nav .marca img.clara{display:none}
body.nav-escura .nav .marca img.clara,
body.rolou .nav .marca img.clara{display:block}
body.hero-claro .nav .marca img.escura{display:block}
body.rolou .nav .marca img.escura{display:none}
body.menu-aberto .nav .marca img.clara{display:block}
body.menu-aberto .nav .marca img.escura{display:none}
body.menu-aberto .menu-btn i{background:var(--claro)}

.nav .marca img.escura{display:none}
body.hero-claro .menu-btn i{background:var(--tinta)}
body.rolou.hero-claro .menu-btn i{background:var(--claro)}
body.rolou.hero-claro .nav .menu a{color:var(--claro-2)}
body.rolou.hero-claro .nav .menu a:hover{color:var(--claro)}
body.rolou.hero-claro .nav .menu a[aria-current]{color:var(--nude)}
/* a regra generica do menu vinha pintando o texto do botao de
   claro sobre o nude, e o rotulo sumia */
.nav .menu a.btn,
.nav .menu a.btn:hover,
body.hero-claro .nav .menu a.btn,
body.rolou .nav .menu a.btn{color:var(--marrom)}
.nav .menu a.btn::after{display:none}
/* o padding do menu (4px 0) vence o do botao por
   especificidade, e o rotulo encostava nas bordas */
.nav .menu a.btn{
  padding:13px 27px;font-size:14.5px;line-height:1;
  min-height:0;letter-spacing:0;
}
body.rolou.hero-claro .nav .menu a.btn{color:var(--marrom)}
@media(max-width:900px){
  body.hero-claro .nav .menu a{color:var(--claro)}
  body.hero-claro .nav .menu a.btn{color:var(--marrom)}
}
body.rolou .nav{
  background:rgba(47,37,28,.93);backdrop-filter:blur(10px);
  padding-top:13px;padding-bottom:13px;box-shadow:0 1px 0 rgba(84,67,47,.5);
}
body.rolou .nav .marca img{height:31px}
.menu-btn{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:13px 10px}
.menu-btn i{display:block;width:22px;height:1.5px;background:var(--claro);transition:transform .3s var(--ease),opacity .2s}
.menu-btn i+i{margin-top:6px}
body.menu-aberto .menu-btn i:first-child{transform:translateY(7.5px) rotate(45deg)}
body.menu-aberto .menu-btn i:nth-child(2){opacity:0}
body.menu-aberto .menu-btn i:last-child{transform:translateY(-7.5px) rotate(-45deg)}
@media(max-width:900px){
  .menu-btn{display:block}
  /* o painel cobria so a altura do proprio conteudo, entao a
     pagina aparecia por baixo; e por vir depois no DOM, ele
     tapava o proprio botao de fechar */
  .nav .menu{
    position:fixed;inset:0;z-index:1;
    padding:calc(104px + env(safe-area-inset-top)) var(--gut) calc(40px + env(safe-area-inset-bottom));
    flex-direction:column;align-items:flex-start;justify-content:center;gap:2px;
    background:var(--marrom);overflow-y:auto;
    transform:translateY(-100%);transition:transform .42s var(--ease);
  }
  .nav .marca,.menu-btn{position:relative;z-index:2}
  .nav .menu a{font-family:var(--serif);font-size:27px;color:var(--claro);padding:12px 0}
  .nav .menu a.btn{font-family:var(--sans);font-size:15px;margin-top:18px;padding:15px 30px}
  body.menu-aberto .nav .menu{transform:none}
  body.menu-aberto{overflow:hidden}
}

/* ---------- hero ---------- */
.hero{
  position:relative;background:var(--marrom);color:var(--claro);overflow:hidden;
  min-height:clamp(600px,92vh,860px);
  min-height:clamp(600px,92svh,860px);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding-top:clamp(120px,15vh,168px);
}
.bloco{position:absolute;bottom:0;z-index:2;background:var(--argila)}
.linha{position:absolute;left:0;right:0;bottom:clamp(36px,6vh,68px);z-index:1;pointer-events:none}
.linha svg{width:100%;height:clamp(54px,9vh,94px);display:block;overflow:visible}
.linha path{
  fill:none;stroke:var(--nude);stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round;
  opacity:.8;stroke-dasharray:2200;stroke-dashoffset:2200;
}
.hero-grid{
  position:relative;z-index:3;width:100%;max-width:var(--max);margin:0 auto;
  padding-left:var(--gut);padding-right:var(--gut);
  display:grid;gap:clamp(20px,4vw,56px);align-items:end;
}
.hero-copy{padding-bottom:clamp(96px,15vh,170px)}
.hero h1{max-width:15ch}
.hero .sub{font-size:clamp(16px,1.3vw,19px);color:var(--claro-2);max-width:46ch;line-height:1.75}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px}
.rotulo{font-size:12.5px;font-weight:500;color:var(--nude);letter-spacing:.16em;text-transform:uppercase}
.palco{display:flex;align-items:flex-end;min-width:0}
.recorte{height:clamp(320px,60vh,610px);width:auto;max-width:100%;transition:transform 1s var(--ease)}
.palco:hover .recorte{transform:translateY(-7px)}

/* ---------- secoes ---------- */
.sec{padding:clamp(56px,7.5vw,96px) 0}
.sec.emenda{padding-top:0}
/* ── por que estes degraus em vez de auto-fit ──────────────
   Com auto-fit, o numero de colunas muda sozinho conforme a
   largura, e em telas medias os blocos de quatro caiam 3 + 1,
   deixando um item orfao na segunda fila. Os degraus abaixo
   garantem que quatro itens sejam sempre 4 ou 2 por fila, e
   cinco sejam sempre 3 + 2. */
.grade{display:grid;grid-template-columns:1fr;gap:clamp(24px,3vw,36px);margin-top:44px}
@media(min-width:620px){ .grade{grid-template-columns:repeat(2,1fr)} }
@media(min-width:1080px){ .grade{grid-template-columns:repeat(4,1fr)} }
@media(min-width:820px){ .grade.cinco{grid-template-columns:repeat(3,1fr)} }
.verbete{border-top:1px solid var(--nude);padding-top:22px}
.verbete h3{margin-bottom:10px}
.verbete p{font-size:15.5px;color:var(--tinta-2);line-height:1.7}

.painel{background:var(--areia);border-radius:12px;padding:clamp(28px,4.4vw,56px)}
.painel .frase{font-family:var(--serif);font-weight:300;font-size:clamp(21px,2.4vw,28px);line-height:1.34;max-width:30ch;margin-top:18px}
.colunas{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:clamp(22px,3vw,34px);margin-top:40px}
.coluna{border-top:1px solid var(--argila);padding-top:20px}
.coluna h3{margin-bottom:8px}
.coluna p{font-size:15.5px;color:var(--tinta-2);line-height:1.7}

.dupla{
  display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);
  gap:clamp(30px,6vw,80px);align-items:start;
}
.moldura{position:relative}
.moldura::before{
  content:"";position:absolute;left:-18px;bottom:-18px;width:62%;height:56%;
  background:var(--areia);border-radius:10px;z-index:0;
}
.foto{position:relative;z-index:1;overflow:hidden;border-radius:10px;background:#3A2D22}
/* ── a foto acompanha a leitura, sem esticar ───────────────
   Esticar para a altura da coluna deformava o enquadramento:
   virava um recorte alto e estreito do rosto. Presa no topo,
   ela mantem a proporcao da fotografia e desliza junto com o
   texto, entao o vazio embaixo deixa de existir. */
.dupla .moldura{position:sticky;top:calc(96px + env(safe-area-inset-top))}
.dupla .foto{width:100%}
.foto img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.moldura:hover .foto img{transform:scale(1.035)}
.etapas{margin-top:32px}
.etapa{display:grid;grid-template-columns:38px 1fr;gap:20px;padding:22px 0;border-top:1px solid rgba(156,123,98,.32)}
.etapa:first-child{border-top:0;padding-top:0}
.etapa .n{font-family:var(--serif);font-weight:300;font-size:20px;color:var(--argila-texto)}
.etapa p{font-size:15.5px;color:var(--tinta-2);margin-top:8px;line-height:1.7}
@media(max-width:880px){
  .dupla{grid-template-columns:1fr}
  .moldura::before{display:none}
  /* no celular as duas ficam empilhadas: grudar a foto no topo
     faria ela cobrir o texto ao rolar */
  .dupla .moldura{position:static}
  .dupla .foto{aspect-ratio:3/2}
}

/* ---------- chamada final ---------- */
.chamada{background:var(--areia);padding:clamp(56px,7vw,96px) 0}
.chamada-grid{display:grid;grid-template-columns:minmax(0,.6fr) minmax(0,1.4fr);gap:clamp(30px,6vw,72px);align-items:end}
.chamada p{max-width:44ch;color:var(--tinta-2);margin:18px 0 28px}
.figura{position:relative;display:flex;justify-content:center;align-items:flex-end}
.figura .fundo{position:absolute;bottom:0;width:78%;height:68%;background:var(--nude);border-radius:8px 8px 0 0}
.figura img{
  position:relative;z-index:2;width:90%;height:auto;
  -webkit-mask-image:linear-gradient(to bottom,#000 86%,transparent 100%);
  mask-image:linear-gradient(to bottom,#000 86%,transparent 100%);
  transition:transform 1s var(--ease);
}
.figura:hover img{transform:translateY(-6px)}
@media(max-width:880px){.chamada-grid{grid-template-columns:1fr}}

/* ---------- respiro ----------
   Quatro secoes de texto seguidas cansam, e nem toda pagina
   tem foto para intercalar. Esta faixa quebra o bloco com uma
   frase so, em escuro, e devolve o ritmo sem inventar
   conteudo que nao existe. */
.respiro{
  position:relative;background:var(--marrom);color:var(--claro);overflow:hidden;
  padding:clamp(64px,9vw,120px) 0;
}
.respiro p{
  position:relative;z-index:1;
  font-family:var(--serif);font-weight:300;
  font-size:clamp(25px,3.7vw,44px);line-height:1.22;letter-spacing:-.012em;
  max-width:19ch;margin:0 auto;text-align:center;
}
.respiro .assina{
  position:absolute;left:0;right:0;bottom:clamp(18px,3vh,34px);z-index:0;
  opacity:.34;pointer-events:none;
}
.respiro .assina svg{width:100%;height:clamp(40px,6vh,70px);display:block;overflow:visible}
.respiro .assina path{
  fill:none;stroke:var(--nude);stroke-width:1.4;stroke-linejoin:round;stroke-linecap:round;
}
@media(max-width:880px){
  /* a faixa encurta e a assinatura passava por cima da frase */
  .respiro{padding:clamp(54px,12vw,78px) 0 clamp(86px,22vw,120px)}
  .respiro p{max-width:none;font-size:clamp(23px,6.4vw,30px)}
  .respiro .assina{bottom:12px;opacity:.28}
  .respiro .assina svg{height:clamp(34px,9vw,52px)}
}

/* ---------- rodape ---------- */
footer{background:var(--marrom);color:var(--claro-2);padding:clamp(48px,6vw,76px) 0 44px}
footer img.selo{height:56px;width:auto;margin-bottom:22px}
.rodape{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(auto-fit,minmax(140px,1fr));gap:36px}
footer h4{font:500 14px/1.4 var(--sans);color:var(--claro);margin:0 0 14px}
footer a{color:var(--claro-2);text-decoration:none;font-size:15px;display:block;padding:11px 0;transition:color .2s,transform .2s var(--ease)}
footer a:hover{color:var(--nude);transform:translateX(3px)}
.cred{font-size:15px;line-height:1.8;max-width:34ch}
.base{
  margin-top:44px;padding-top:24px;border-top:1px solid var(--borda-esc);
  font-size:13.5px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;
}

/* ---------- movimento ---------- */
.sobe{opacity:0;transform:translateY(16px)}
.carregou .sobe{animation:sobe .78s var(--ease) forwards}
.carregou .sobe:nth-child(1){animation-delay:.06s}
.carregou .sobe:nth-child(2){animation-delay:.15s}
.carregou .sobe:nth-child(3){animation-delay:.24s}
.carregou .sobe:nth-child(4){animation-delay:.33s}
.carregou .recorte{animation:entra 1.05s var(--ease) .12s both}
.carregou .linha path{animation:risca 2.6s cubic-bezier(.4,0,.2,1) .5s forwards}
@keyframes sobe{to{opacity:1;transform:none}}
@keyframes entra{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes risca{to{stroke-dashoffset:0}}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-delay:0ms!important;
    transition-duration:.001ms!important;
  }
  .sobe{opacity:1;transform:none}
  .linha path{stroke-dashoffset:0}
}


/* ---------- hero claro ---------- */
body.hero-claro .hero{background:var(--areia);color:var(--tinta)}
body.p-reab .hero{background:var(--linho)}
body.hero-claro .hero .sub{color:var(--tinta-2)}
body.hero-claro .rotulo{color:var(--argila-texto)}
body.hero-claro .linha path{stroke:var(--argila);opacity:.55}


/* ---------- cortina de transicao entre paginas ---------- */
.cortina{
  position:fixed;inset:0;z-index:60;background:var(--marrom);
  display:flex;align-items:center;justify-content:center;
  transform:scaleY(1);transform-origin:top;
  will-change:transform;pointer-events:none;
}
.cortina img{height:74px;width:auto;opacity:.9;transition:opacity .3s var(--ease)}
.cortina .traco{
  position:absolute;left:8%;right:8%;bottom:26%;height:1px;
}
.cortina .traco svg{width:100%;height:56px;overflow:visible}
.cortina .traco path{
  fill:none;stroke:var(--nude);stroke-width:1.4;stroke-linejoin:round;stroke-linecap:round;
  stroke-dasharray:1400;stroke-dashoffset:1400;opacity:.65;
}
/* entrada: a cortina recolhe para cima */
body.abrindo .cortina{
  animation:cortinaSobe .62s cubic-bezier(.76,0,.24,1) .06s forwards;
}
body.abrindo .cortina img{animation:selosome .34s var(--ease) forwards}
@keyframes cortinaSobe{to{transform:scaleY(0)}}
@keyframes selosome{to{opacity:0}}
/* saida: a cortina sobe a partir da base */
body.saindo .cortina{
  transform:scaleY(0);transform-origin:bottom;
  animation:cortinaDesce .46s cubic-bezier(.76,0,.24,1) forwards;
  pointer-events:all;
}
body.saindo .cortina .traco path{animation:risca .5s cubic-bezier(.4,0,.2,1) .1s forwards}
@keyframes cortinaDesce{to{transform:scaleY(1)}}
/* sem script, nada de cortina travando a pagina */
.sem-js .cortina{display:none}
@media (prefers-reduced-motion: reduce){
  .cortina{display:none}
}

/* ---------- revelacao de texto (GSAP SplitText) ---------- */
[data-reveal-02]{visibility:hidden}
html.sem-gsap [data-reveal-02]{visibility:visible!important}
@media (prefers-reduced-motion: reduce){
  [data-reveal-02]{visibility:visible!important}
}

/* ---------- botao com rotulo deslizante ---------- */
.btn .span-wrapper{overflow:hidden;white-space:nowrap;display:inline-flex}
.btn .word-space{flex-shrink:0;white-space:pre}
.btn .span-text{
  display:inline-block;position:relative;
  text-shadow:0 2em 0 currentColor;
  transition:transform .5s cubic-bezier(.165,.84,.44,1);
}
.btn:hover .span-text{transform:translateY(-2em)}
.btn.btn-escuro,.btn.btn-nude,.btn.btn-linha,.btn.btn-linha-esc{position:relative;z-index:1}
@media (prefers-reduced-motion: reduce){
  .btn .span-text{text-shadow:none}
  .btn:hover .span-text{transform:none}
}

/* ---------- assinatura de quem fez ---------- */
.base{align-items:center}
.assinatura{
  width:100%;margin-top:18px;padding-top:18px;
  border-top:1px solid rgba(84,67,47,.5);
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--claro-2);
}
.assinatura a{
  color:var(--nude);text-decoration:none;
  border-bottom:1px solid rgba(201,168,142,.45);padding-bottom:2px;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.assinatura a:hover{color:var(--linho);border-color:var(--linho)}


/* ==========================================================
   CELULAR
   O site foi desenhado em tela larga e cada pagina tinha o
   seu remendo de largura. Isto aqui e a passada unica: o que
   vale para todas as paginas mora neste bloco.
   ========================================================== */
@media(max-width:880px){
  /* altura do hero passa a ser o conteudo, nao a viewport:
     com vh sobrava um vazio grande acima do titulo */
  .hero{
    min-height:0;
    padding-top:calc(72px + env(safe-area-inset-top));
    padding-bottom:0;
  }
  .hero-grid{padding-bottom:0}
  .hero-copy{padding-bottom:clamp(28px,5vh,44px);padding-top:clamp(30px,6vh,52px)}
  .hero h1{max-width:none}
  .hero .sub{max-width:none}
  .hero-ctas{gap:10px}
  .hero-ctas .btn{flex:1 1 100%;padding-top:17px;padding-bottom:17px}

  .linha{bottom:clamp(14px,2.4vh,28px)}
  .linha svg{height:clamp(40px,6vh,64px)}

  .sec{padding:clamp(44px,9vw,64px) 0}
  .grade{margin-top:32px;gap:26px}
  .painel{padding:clamp(24px,6vw,34px)}
  .colunas{gap:24px;margin-top:30px}
  .etapas{margin-top:26px}
  .etapa{grid-template-columns:30px 1fr;gap:14px;padding:18px 0}

  .chamada-grid{gap:26px}
  .figura img{width:72%;max-width:300px}
  .figura .fundo{width:62%;height:62%}

  /* rodape em coluna: quatro trilhas de 140px nao cabem */
  .rodape{grid-template-columns:1fr;gap:30px}
  footer img.selo{height:48px}
  .base{margin-top:32px;gap:10px;flex-direction:column;align-items:flex-start}
  .assinatura{margin-top:14px;padding-top:14px}
}

@media(max-width:560px){
  .hero h1{font-size:clamp(33px,8.6vw,40px)}
  .hero .sub{font-size:16px}
  h2{font-size:clamp(26px,7.4vw,34px)}
  .lead{margin-top:14px}
}

/* dedo tem 44px: tudo que se toca precisa caber nisso */
@media(hover:none){
  .btn{padding-top:16px;padding-bottom:16px}
  .frentes-texto a{padding:13px 20px}
}

/* ── por que o painel so quebrava depois de rolar ──────────
   Ao rolar, a barra ganha backdrop-filter. Um ancestral com
   backdrop-filter vira bloco de contencao de qualquer
   descendente position:fixed — entao o inset:0 do painel
   passava a valer contra a barra de 58px, e nao contra a
   tela. Com o menu aberto a barra abre mao do filtro; o
   proprio painel ja e o fundo. */
body.menu-aberto .nav{
  backdrop-filter:none;-webkit-backdrop-filter:none;
  background:transparent;box-shadow:none;
}