/* ===========================================================
   STUDIO MAIO, sistema visual v2
   Minimalismo suíço: branco, preto, grotesca pesada, alto contraste
   =========================================================== */

/* Fontes carregadas via <link rel="preload/preconnect"> no <head> de cada
   página, em vez de @import (que bloqueia a renderização). */

/* Oldsman No.1: fonte da logo, vendorizada localmente (zero CDN).
   Uso exclusivo nos numerais editoriais de seção. */
@font-face{
  font-family:'Oldsman No1';
  src:url('fonts/oldsman-no1.woff2') format('woff2');
  font-weight:400;
  font-style:normal;
  font-display:swap;
}

:root{
  --paper:    #ffffff;   /* branco puro */
  --paper-2:  #f4f1ec;   /* areia clareada para seções */
  --ink:      #0a0a0a;   /* black da marca */
  --ink-soft: #625e59;   /* terroso escuro, corpo secundário, 6.4:1 sobre branco (AA) */
  --line:     #e6e1d8;   /* divisores em tom areia */
  --accent:   #aa7259;   /* terracota Arizona Clay, acento oficial */
  --silver:   #b7ada2;   /* Silver Chalice */

  --display: 'Archivo', system-ui, sans-serif;   /* títulos */
  --sans:    'Bellota Text', system-ui, sans-serif; /* corpo, fonte secundária oficial */
  --num:     'Oldsman No1', 'Archivo', serif;     /* numerais editoriais de seção */

  --max: 1280px;
  --gutter: clamp(1.4rem, 5vw, 5rem);

  --t-slow: 0.9s cubic-bezier(.16,1,.3,1);
  --t-med:  0.5s cubic-bezier(.16,1,.3,1);
  --t-fast: 0.16s cubic-bezier(.16,1,.3,1);  /* feedback de toque/press */
  --t-hover: 0.2s ease;                       /* hover de cor e opacidade */
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; -webkit-font-smoothing:antialiased; }

body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-weight:400;
  line-height:1.6;
  font-size:clamp(1rem, 0.6rem + 0.5vw, 1.08rem);
  letter-spacing:0;
  overflow-x:hidden;
}

/* grão sutil, bem mais discreto sobre o branco */
body::before{
  content:"";
  position:fixed; inset:0;
  pointer-events:none; z-index:9999;
  opacity:.018;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img{ display:block; width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }

.wrap{ max-width:var(--max); margin-inline:auto; padding-inline:var(--gutter); }

/* ---------- tipografia: títulos grossos, alto contraste ---------- */
h1,h2,h3{ font-family:var(--display); font-weight:500; line-height:1.0; letter-spacing:-0.012em; overflow-wrap:break-word; }
em{ font-style:normal; font-weight:400; } /* sem itálico, contraste por peso */

.eyebrow{
  font-family:var(--sans);
  font-size:.72rem; font-weight:500;
  letter-spacing:.2em; text-transform:uppercase;
  color:var(--ink-soft);
}

/* ---------- header ---------- */
header.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:1.4rem var(--gutter);
  color:#fff;
  transition:background var(--t-med), color var(--t-med);
}
header.nav.solid{ color:var(--ink); }
header.nav::before{
  content:""; position:absolute; inset:0; z-index:-1;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(8px); backdrop-filter:blur(8px);
  opacity:0; transition:opacity var(--t-med);
}
header.nav.solid::before{ opacity:1; }
.logo{ display:inline-flex; align-items:center; line-height:0; }
.logo img{ height:24px; width:auto; display:block; }
header.nav .logo img{ height:30px; }
footer.foot .logo img{ height:30px; }
/* logo: claro sobre fundo escuro (topo da hero), escuro quando header vira sólido */
.logo .lg-dark{ display:none; }
.logo .lg-light{ display:block; }
header.nav.solid .logo .lg-light{ display:none; }
header.nav.solid .logo .lg-dark{ display:block; }
/* páginas internas sem hero: header já entra sólido via JS/classe */
footer.foot .logo .lg-dark{ display:none; }
footer.foot .logo .lg-light{ display:block; }
.menu{ display:flex; gap:2rem; font-size:.72rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase; }
.menu a{ position:relative; padding-bottom:2px; }
.menu a::after{
  content:""; position:absolute; left:0; bottom:0; width:100%; height:1px;
  background:currentColor; transform:scaleX(0); transform-origin:left;
  transition:transform .26s cubic-bezier(.16,1,.3,1);
}
.menu a:hover::after, .menu a.active::after{ transform:scaleX(1); }
.menu-btn{ display:none; background:none; border:0; color:inherit; font-size:.78rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase; cursor:pointer; }

/* ---------- hero home ---------- */
.hero-slides{
  position:relative; height:100svh; min-height:560px; width:100%; overflow:hidden; background:#0a0a0a;
}
.hero-slides .slides{ position:absolute; inset:0; overflow:hidden; }
.hero-slides .track{ display:flex; height:100%; width:100%; transition:transform 1.1s cubic-bezier(.65,0,.35,1); will-change:transform; }
.hero-slides .slide{
  position:relative; margin:0; flex:0 0 100%; height:100%;
}
.hero-slides .slide img{ width:100%; height:100%; object-fit:cover; object-position:center bottom; display:block; }
/* setas discretas */
.hero-nav{
  position:absolute; top:50%; transform:translateY(-50%);
  z-index:20; width:56px; height:56px; border:0; cursor:pointer;
  background:transparent; display:flex; align-items:center; justify-content:center;
  opacity:.55; transition:opacity var(--t-hover), transform var(--t-fast);
}
.hero-nav:hover{ opacity:1; }
.hero-nav:active{ transform:translateY(-50%) scale(.9); }
.hero-nav.prev{ left:clamp(.6rem,2vw,1.6rem); }
.hero-nav.next{ right:clamp(.6rem,2vw,1.6rem); }
.hero-nav span{ width:16px; height:16px; border-top:1.5px solid #fff; border-right:1.5px solid #fff; display:block; }
.hero-nav.prev span{ transform:rotate(-135deg); margin-left:5px; }
.hero-nav.next span{ transform:rotate(45deg); margin-right:5px; }
@media (max-width:600px){ .hero-nav{ width:44px; height:44px; opacity:.7; } }
.hero-slides::before{
  content:""; position:absolute; top:0; left:0; right:0; height:30%; z-index:2; pointer-events:none;
  background:linear-gradient(to bottom, rgba(0,0,0,.32), transparent);
}
.hero-slides .scroll-cue{
  position:absolute; bottom:2.4rem; left:50%; transform:translateX(-50%); z-index:3;
  opacity:0; animation:fade 1s 1.2s forwards;
  pointer-events:none;
  filter:drop-shadow(0 1px 6px rgba(0,0,0,.45));
}
.hero-slides .scroll-cue::after{
  content:""; display:block;
  width:1.1rem; height:1.1rem;
  border-right:2px solid #fff; border-bottom:2px solid #fff;
  transform:rotate(45deg);
  animation:cue 2.2s ease-in-out 1.6s infinite;
}
@keyframes cue{
  0%{ transform:translateY(-0.35rem) rotate(45deg); opacity:.35; }
  50%{ transform:translateY(0.35rem) rotate(45deg); opacity:1; }
  100%{ transform:translateY(-0.35rem) rotate(45deg); opacity:.35; }
}

/* ---------- bloco tese (composição editorial) ---------- */
.tese{ background:var(--ink); color:var(--paper); padding-block:clamp(5rem,12vw,11rem); }
.tese .tese-grid{ display:grid; grid-template-columns:1fr; gap:clamp(2.5rem,5vw,4.5rem); }
.tese-lead{
  font-family:var(--display); font-weight:500;
  font-size:clamp(1.7rem,1rem+3vw,3.4rem);
  line-height:1.12; letter-spacing:-0.015em;
  text-align:left; max-width:20ch; color:var(--paper); margin:0;
  text-wrap:balance;
}
.tese-lead::after{ content:""; display:block; width:64px; height:2px; background:var(--accent); margin-top:clamp(1.4rem,3vw,2.2rem); }
.tese-body{ max-width:62ch; }
.tese-body p{
  font-family:var(--sans); font-weight:300;
  font-size:clamp(1.05rem,.95rem+.6vw,1.32rem);
  line-height:1.7; color:var(--silver); text-align:left; margin:0; text-wrap:pretty;
}
.tese-body p + p{ margin-top:1.6rem; }
@media (min-width:880px){
  .tese .tese-grid{ grid-template-columns:1.05fr 1fr; align-items:center; gap:clamp(3rem,6vw,6rem); }
  .tese-lead{ font-size:clamp(2.2rem,1rem+2.6vw,3.4rem); }
}


/* ---------- princípios ---------- */
.principles{ padding-top:clamp(5rem,12vw,10rem); padding-bottom:clamp(3.5rem,8vw,6.5rem); }
.principles .row{
  display:grid; grid-template-columns:6rem 1fr; gap:clamp(1rem,4vw,4rem);
  padding-block:clamp(2.4rem,5vw,4rem); border-top:1px solid var(--ink);
  align-items:start;
}
.principles .row:last-child{ border-bottom:1px solid var(--ink); }
.principles .num{ font-family:var(--num); font-weight:400; font-size:clamp(2.6rem, 1.4rem + 3vw, 4rem); line-height:.82; color:var(--accent); }
.principles h2{ font-family:var(--display); font-weight:500; font-size:clamp(1.5rem,1rem+2vw,2.6rem); margin-bottom:1rem; text-transform:uppercase; letter-spacing:-0.01em; }
.principles p{ max-width:48ch; color:var(--ink-soft); }

/* ---------- fechamento / CTA ---------- */
.band-white{ background:var(--paper); height:clamp(4rem,9vw,7.5rem); }
.closing{ background:var(--ink); color:var(--paper); padding-block:clamp(6rem,14vw,11rem); text-align:center; }
.closing-inner{ display:flex; flex-direction:column; align-items:center; }
.closing-title{ font-family:var(--display); font-weight:500; font-size:clamp(2rem,1rem+3.4vw,3.8rem); line-height:1.04; text-transform:uppercase; letter-spacing:-0.02em; text-wrap:balance; }
.closing-body{ max-width:46ch; margin-top:clamp(1.8rem,4vw,2.8rem); }
.closing-body p{ font-size:clamp(1.05rem,1rem+.5vw,1.25rem); line-height:1.6; color:var(--silver); text-wrap:pretty; }
.closing-body p + p{ margin-top:1.1rem; }
.closing .cta{
  display:inline-block; margin-top:clamp(2.8rem,6vw,4rem);
  font-family:var(--sans); font-size:.82rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  background:var(--paper); color:var(--ink); border:2px solid var(--paper);
  padding:1.1rem 2.4rem;
  transition:background var(--t-hover), color var(--t-hover), transform var(--t-fast);
}
.closing .cta:hover{ background:transparent; color:var(--paper); }
.closing .cta:active{ transform:scale(.97); }

/* ---------- página processo (fusão processo + serviços) ---------- */
.proc-hero{ position:relative; height:88svh; min-height:560px; overflow:hidden; }
.proc-hero.sobre-hero{ height:66svh; min-height:440px; }
.proc-hero img{ width:100%; height:100%; object-fit:cover; }
.proc-hero::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(10,10,10,.34) 0%, rgba(10,10,10,.05) 38%, rgba(10,10,10,.62) 100%); }
.proc-hero-cap{ position:absolute; inset:0; display:flex; flex-direction:column; justify-content:flex-end; padding-bottom:clamp(3rem,7vw,6rem); z-index:1; }
.proc-hero-cap h1{ font-family:var(--display); font-weight:400; color:var(--paper); font-size:clamp(2.4rem,1rem+6vw,5.4rem); line-height:.96; text-transform:uppercase; letter-spacing:-0.02em; text-wrap:balance; }
.proc-hero-cap h1 em{ font-style:normal; font-weight:400; }
.proc-hero-cap h1 .hl{ font-weight:500; }
.proc-hero-cap p{ color:var(--paper); opacity:.92; max-width:54ch; margin-top:1.4rem; font-size:clamp(1rem,.95rem+.4vw,1.18rem); line-height:1.6; text-wrap:pretty; }

.journey{ position:relative; max-width:var(--max); margin-inline:auto; padding-inline:var(--gutter); padding-block:clamp(4rem,9vw,8rem); }
.journey::before{ content:""; position:absolute; left:calc(var(--gutter) - 1px); top:0; bottom:0; width:1px; background:linear-gradient(180deg, transparent, var(--line) 6%, var(--line) 94%, transparent); }
@media (max-width:879px){ .journey::before{ display:none; } }
.stage{ display:grid; grid-template-columns:1fr; gap:clamp(1.4rem,3vw,2.4rem); padding-block:clamp(3rem,7vw,6rem); position:relative; }
.stage-img{ margin:0; overflow:hidden; background:var(--paper-2); }
.stage-img img{ width:100%; height:100%; object-fit:cover; display:block; filter:grayscale(.04); transition:transform .9s cubic-bezier(.2,.7,.2,1); }
.stage-num{ font-family:var(--num); font-weight:400; font-size:1rem; color:var(--accent); letter-spacing:.08em; }
.stage-text h2{ font-family:var(--display); font-weight:500; font-size:clamp(1.8rem,1rem+3vw,3.2rem); text-transform:uppercase; letter-spacing:-0.02em; line-height:1; margin:.5rem 0 1.1rem; text-wrap:balance; }
.stage-text p{ max-width:54ch; color:var(--ink-soft); font-size:1.04rem; line-height:1.66; text-wrap:pretty; }
.stage-do{ margin-top:1.8rem; padding-top:1.2rem; border-top:1px solid var(--line); font-size:.92rem; color:var(--ink); letter-spacing:.01em; }
.stage-do span{ display:block; font-size:.7rem; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--accent); margin-bottom:.5rem; }

@media (min-width:880px){
  .journey::before{ left:50%; }
  .stage{ grid-template-columns:1fr 1fr; gap:clamp(2.5rem,6vw,6rem); align-items:center; }
  .stage-text{ padding-left:clamp(1rem,3vw,3rem); }
  /* alterna: etapas pares com imagem à direita */
  .stage:nth-child(even) .stage-img{ order:2; }
  .stage:nth-child(even) .stage-text{ order:1; padding-left:0; padding-right:clamp(1rem,3vw,3rem); text-align:right; }
  .stage:nth-child(even) .stage-text p,
  .stage:nth-child(even) .stage-text .stage-do{ margin-left:auto; }
  .stage:nth-child(even) .stage-text p{ max-width:54ch; }
  /* ponto na linha do tempo */
  .stage::after{ content:""; position:absolute; left:50%; top:50%; width:11px; height:11px; border-radius:50%; background:var(--paper); border:2px solid var(--accent); transform:translate(-50%,-50%); z-index:2; }
}
/* etapa-diferencial: leve destaque */
.feature-stage .stage-do span{ color:var(--accent); }

@media (max-width:879px){
  .stage-img{ aspect-ratio:4/5; }
}

/* ---------- home: os arquitetos ---------- */
.architects{ display:grid; grid-template-columns:1fr; }
.architects-img{ background:var(--paper-2); aspect-ratio:16/9; }
.architects-photo{ width:100%; height:100%; object-fit:cover; display:block; }
.architects-text{ padding:clamp(2.4rem,6vw,5rem) var(--gutter); display:flex; flex-direction:column; justify-content:center; }
.architects-text h2{ font-family:var(--display); font-weight:500; font-size:clamp(2rem,1rem+3.5vw,3.4rem); text-transform:uppercase; letter-spacing:-0.02em; line-height:1; margin:1rem 0 1.6rem; }
.architects-text p{ max-width:50ch; color:var(--ink-soft); font-size:1.04rem; line-height:1.66; margin-bottom:1.1rem; text-wrap:pretty; }
.architects-quote{ font-family:var(--display)!important; font-size:clamp(1.3rem,1rem+1.1vw,1.7rem)!important; line-height:1.3!important; color:var(--ink)!important; margin-top:1.8rem; text-transform:none; max-width:34ch; }
@media (min-width:880px){
  .architects{ grid-template-columns:1fr 1fr; align-items:stretch; }
  .architects-img{ height:100%; aspect-ratio:auto; }
}

/* ---------- home: método (resumo) ---------- */
.method{ padding-block:clamp(4rem,9vw,7rem); border-top:1px solid var(--line); }
.method-head{ max-width:60ch; }
.method-head h2{ font-family:var(--display); font-weight:500; font-size:clamp(1.8rem,1rem+3vw,3rem); text-transform:uppercase; letter-spacing:-0.02em; line-height:1; margin:1rem 0 1.2rem; }
.method-head p{ color:var(--ink-soft); font-size:1.04rem; line-height:1.66; max-width:54ch; }
.method-steps{ list-style:none; margin:clamp(2.4rem,5vw,3.6rem) 0 0; padding:0; display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line); }
.method-steps li{ display:grid; grid-template-columns:auto 1fr; gap:.3rem 1.4rem; padding:1.5rem 0; border-bottom:1px solid var(--line); align-items:baseline; }
.method-steps span{ font-family:var(--num); font-weight:400; color:var(--accent); font-size:.95rem; letter-spacing:.06em; }
.method-steps strong{ font-family:var(--display); font-weight:500; font-size:1.15rem; text-transform:uppercase; letter-spacing:-0.01em; }
.method-steps em{ grid-column:2; font-style:normal; color:var(--ink-soft); font-size:.96rem; line-height:1.55; max-width:52ch; }
.method-link{ margin-top:2.2rem; }
.method-link a{ font-family:var(--sans); font-size:.82rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--ink); border-bottom:1px solid var(--accent); padding-bottom:.3rem; transition:color var(--t-hover); }
.method-link a:hover{ color:var(--accent); }
@media (min-width:760px){
  .method-steps{ grid-template-columns:1fr 1fr; column-gap:clamp(2.5rem,5vw,5rem); }
  .method-steps li:nth-last-child(2){ border-bottom:1px solid var(--line); }
}

/* ---------- home: repertório ---------- */
.repertoire{ display:grid; grid-template-columns:1fr; margin-top:clamp(4rem,10vw,8rem); }
.repertoire-img{ margin:0; overflow:hidden; }
.repertoire-img img{ width:100%; height:100%; object-fit:cover; display:block; aspect-ratio:4/3; }
.repertoire-text{ padding:clamp(2.4rem,6vw,5rem) var(--gutter); display:flex; flex-direction:column; justify-content:center; background:var(--paper-2); }
.repertoire-text h2{ font-family:var(--display); font-weight:500; font-size:clamp(1.9rem,1rem+3vw,3.2rem); text-transform:uppercase; letter-spacing:-0.02em; line-height:1; margin:1rem 0 1.4rem; }
.repertoire-text p{ max-width:52ch; color:var(--ink-soft); font-size:1.04rem; line-height:1.66; margin-bottom:1.1rem; text-wrap:pretty; }
@media (min-width:880px){
  .repertoire{ grid-template-columns:1.1fr .9fr; align-items:stretch; }
  .repertoire-img img{ height:100%; aspect-ratio:auto; }
}

/* ---------- páginas internas ---------- */
.page-head{ padding-top:clamp(8rem,16vw,12rem); padding-bottom:clamp(3rem,7vw,6rem); }
.page-head h1{ font-family:var(--display); font-weight:500; font-size:clamp(2.6rem,1rem+7vw,6rem); text-transform:uppercase; letter-spacing:-0.015em; line-height:.95; }
.page-head p{ max-width:46ch; margin-top:1.6rem; color:var(--ink-soft); }

/* ---------- índice de projetos ---------- */
.index .item{
  display:grid; grid-template-columns:17rem 1fr auto; gap:clamp(1rem,2.5vw,2.4rem);
  align-items:center; padding-block:clamp(1.6rem,3.5vw,2.6rem);
  border-top:1px solid var(--ink); transition:transform .32s cubic-bezier(.16,1,.3,1);
}
.index .item:last-child{ border-bottom:1px solid var(--ink); }
.index .thumb{ width:17rem; aspect-ratio:3/2; overflow:hidden; background:var(--paper-2); }
.index .thumb img{ width:100%; height:100%; object-fit:cover; display:block; filter:grayscale(.05); }
.index .num{ font-family:var(--display); font-weight:500; color:var(--accent); font-size:1.2rem; align-self:center; }
.index .name{ font-family:var(--display); font-weight:500; font-size:clamp(1.4rem,1rem+1.8vw,2.5rem); text-transform:uppercase; letter-spacing:-0.01em; }
.index .meta{ font-size:.78rem; font-weight:500; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-soft); margin-top:.4rem; }
.index .syn{ margin-top:.8rem; color:var(--ink-soft); max-width:50ch; font-size:.96rem; }
.index .go{ font-size:.78rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase; color:var(--accent); white-space:nowrap; align-self:center; }



/* ---------- estúdio ---------- */
.studio-text{ padding-block:clamp(3rem,7vw,6rem); }
.studio-text .col{ max-width:62ch; }
.studio-text p{ font-size:clamp(1.1rem,1rem+.6vw,1.35rem); line-height:1.65; }
.studio-text p + p{ margin-top:1.5rem; }

.studio-portrait{ background:var(--paper-2); padding-top:clamp(4rem,9vw,7rem); padding-bottom:clamp(1.5rem,3vw,2.5rem); }
.studio-portrait .sp-grid{ display:grid; grid-template-columns:1fr; gap:clamp(2.4rem,5vw,4rem); align-items:center; }
.sp-text h2{ font-family:var(--display); font-weight:500; font-size:clamp(2rem,1rem+3.2vw,3.2rem); text-transform:uppercase; letter-spacing:-0.02em; line-height:1.02; margin-bottom:1.8rem; text-wrap:balance; }
.sp-text p{ max-width:54ch; color:var(--ink-soft); font-size:1.04rem; line-height:1.66; margin-bottom:1.1rem; text-wrap:pretty; }
.sp-photos{ display:grid; grid-template-columns:1fr 1fr; gap:1.2rem; }
.sp-photos .portrait-photo{ aspect-ratio:3/4; margin:0; background:var(--paper-2); }
.sp-photos .portrait-photo img{ width:100%; height:100%; object-fit:cover; display:block; }
@media (min-width:900px){
  .studio-portrait .sp-grid{ grid-template-columns:1fr 1fr; gap:clamp(3rem,6vw,6rem); }
}
@media (max-width:520px){
  .sp-photos{ grid-template-columns:1fr; }
}

.approach{ background:var(--paper-2); padding-top:clamp(1.5rem,3vw,2.5rem); padding-bottom:clamp(4rem,10vw,8rem); }
.approach .eyebrow{ display:block; margin-bottom:3rem; }
.approach .blocks{ display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:clamp(2rem,4vw,4rem); }
.approach h3{ font-family:var(--display); font-weight:500; font-size:1.5rem; margin-bottom:.8rem; text-transform:uppercase; letter-spacing:-0.01em; }
.approach p{ color:var(--ink-soft); }

.partners{ padding-block:clamp(4rem,9vw,7rem); }
.partners .p{ border-top:1px solid var(--ink); padding-block:2.2rem; }
.partners .p h3{ font-family:var(--display); font-weight:500; font-size:1.5rem; text-transform:uppercase; letter-spacing:-0.01em; margin-bottom:1rem; }
.partners .p span, .partners .p p{ display:block; color:var(--ink-soft); max-width:70ch; }

/* ---------- contato ---------- */
.contact{ min-height:100svh; display:grid; grid-template-columns:1.1fr 0.9fr; gap:clamp(2.5rem,7vw,7rem) clamp(2.5rem,7vw,7rem); align-items:start; padding-top:clamp(6rem,9vw,8rem); padding-bottom:clamp(4rem,9vw,7rem); }
.contact-lead{ grid-column:1; grid-row:1; }
.contact h1{ font-family:var(--display); font-weight:500; font-size:clamp(2.6rem,1rem+6vw,5.4rem); max-width:14ch; text-transform:uppercase; letter-spacing:-0.02em; line-height:.94; text-wrap:balance; }
.contact .body{ max-width:46ch; margin-top:2rem; color:var(--ink-soft); text-wrap:pretty; }
.contact-info{ grid-column:2; grid-row:1; display:grid; gap:clamp(1.4rem,2.5vw,2rem); border-top:1px solid var(--line); padding-top:clamp(2rem,4vw,3rem); }
.contact-info .block .k{ font-size:.72rem; font-weight:500; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-soft); }
.contact-info .block .v{ font-family:var(--display); font-weight:500; font-size:clamp(1.15rem,1rem+0.7vw,1.55rem); margin-top:.35rem; letter-spacing:-0.01em; overflow-wrap:anywhere; }
.contact-info .block.address .v{ font-family:var(--sans); font-weight:400; font-size:1rem; line-height:1.55; letter-spacing:0; color:var(--ink); }
.contact-info .block.address .v{ padding-bottom:1.2rem; border-bottom:1px solid var(--line); }
.contact-info .block .v a{ transition:color var(--t-hover); }
.contact-info .block .v a:hover{ color:var(--accent); }
.contact-cta{ grid-column:2; grid-row:2; margin-top:clamp(1.6rem,3vw,2.4rem); }
.cta-note{ max-width:48ch; color:var(--ink-soft); font-size:.95rem; line-height:1.6; text-wrap:pretty; }
.cta-buttons{ display:flex; flex-wrap:wrap; gap:.9rem; margin-top:1.6rem; max-width:34rem; }
.cta-buttons .wa-btn{ flex:1 1 0; min-width:14rem; text-align:center; }
.wa-btn{ display:inline-block; padding:.95rem 1.8rem; font-family:var(--sans); font-size:.8rem; font-weight:600; letter-spacing:.1em; text-transform:uppercase; background:var(--paper); color:var(--ink); border:1.5px solid var(--ink); transition:background var(--t-hover),color var(--t-hover),border-color var(--t-hover),transform var(--t-fast); }
.wa-btn:hover{ background:var(--accent); border-color:var(--accent); color:var(--paper); }
.wa-btn:active{ transform:scale(.97); }
.wa-btn.ghost{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.wa-btn.ghost:hover{ background:var(--accent); border-color:var(--accent); color:var(--paper); }
.contact-sketch{ grid-column:1; grid-row:2; margin:0; align-self:start; }
.contact-sketch img{ width:100%; height:auto; max-height:34vh; object-fit:contain; display:block; }
@media (max-width:860px){ .contact-sketch{ display:none; } }
@media (max-width:880px){ .contact-cta{ grid-column:1; grid-row:3; } }
@media (max-width:860px){
  .contact{ display:flex; flex-direction:column; gap:2.5rem; align-items:stretch; min-height:0; padding-top:calc(3.5rem + 24px + 1.4rem); }
  .contact-lead{ grid-row:auto; grid-column:auto; position:static; top:auto; order:1; }
  .contact-info{ grid-row:auto; grid-column:auto; order:2; display:grid; grid-template-columns:1fr 1fr; column-gap:2rem; gap:1.6rem 2rem; }
  .contact-info .block.address{ grid-column:1 / -1; }
  .contact-cta{ grid-row:auto; grid-column:auto; order:3; margin-top:.5rem; }
  .contact h1{ margin-top:.5rem; }
  .contact .body{ margin-top:1.5rem; }
}
@media (max-width:520px){
  .contact-info{ grid-template-columns:1fr; }
}

/* ---------- footer ---------- */
footer.foot{ background:var(--ink); color:var(--paper); border-top:none; padding-block:clamp(3rem,6vw,4.5rem); }
footer.foot .foot-grid{ display:grid; grid-template-columns:1.4fr 1fr auto; gap:clamp(2rem,5vw,4rem); align-items:start; }
footer.foot .logo img{ height:32px; }
footer.foot .foot-tag{ margin-top:1.2rem; font-size:.78rem; font-weight:500; letter-spacing:.08em; text-transform:uppercase; color:var(--silver); }
footer.foot .foot-legal p{ font-size:.82rem; line-height:1.7; color:var(--silver); }
footer.foot .foot-legal .foot-copy{ margin-top:1rem; }
footer.foot .foot-credit{ display:flex; flex-direction:column; gap:.7rem; align-items:flex-start; }
footer.foot .foot-credit span{ font-size:.68rem; font-weight:500; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-soft); }
footer.foot .foot-credit .nothing img{ height:13px; width:auto; display:block; opacity:.7; transition:opacity var(--t-hover); }
footer.foot .foot-credit .nothing:hover img{ opacity:1; }
@media (max-width:760px){
  footer.foot .foot-grid{ grid-template-columns:1fr; gap:2.4rem; }
}

/* ---------- reveal on scroll ---------- */
/* Conteúdo é visível por padrão. Só esconde para animar quando o JS confirma
   que vai controlar o reveal (classe .js no <html>). Sem JS / IO não disparado
   / render headless, nada fica escondido. */
.reveal{ opacity:1; transform:none; transition:opacity var(--t-slow), transform var(--t-slow); }
html.js .reveal{ opacity:0; transform:translateY(14px); }
html.js .reveal.in{ opacity:1; transform:none; }

/* ---------- animações ---------- */
@keyframes fade{ to{ opacity:1; } }

/* ---------- responsivo ---------- */
@media (max-width:720px){
  /* menu mobile: overlay branco em tela cheia, links pretos (independente da cor do header) */
  .menu{
    position:fixed; inset:0; z-index:120;
    display:flex; flex-direction:column; align-items:center; justify-content:center;
    gap:1.7rem; background:#fff; color:var(--ink);
    font-size:1.4rem; font-weight:500; letter-spacing:.12em; text-transform:uppercase;
    opacity:0; visibility:hidden; pointer-events:none;
    transition:opacity .3s ease, visibility .3s; overscroll-behavior:contain;
  }
  .menu a{ color:var(--ink); padding:.4rem 1.2rem; }
  .menu a::after{ display:none; }
  body.nav-open .menu{ opacity:1; visibility:visible; pointer-events:auto; }
  body.nav-open{ overflow:hidden; }
  /* botão sanduíche -> X */
  .menu-btn{
    display:flex; align-items:center; justify-content:center;
    position:relative; z-index:130; width:44px; height:44px; padding:0;
    -webkit-tap-highlight-color:transparent;
  }
  .menu-btn .bar, .menu-btn .bar::before, .menu-btn .bar::after{
    content:""; position:absolute; left:50%; width:22px; height:2px;
    background:currentColor; transform:translateX(-50%);
    transition:transform .3s cubic-bezier(.16,1,.3,1), opacity .2s ease, background .3s;
  }
  .menu-btn .bar{ top:50%; margin-top:-1px; }
  .menu-btn .bar::before{ top:-7px; }
  .menu-btn .bar::after{ top:7px; }
  body.nav-open .menu-btn{ color:var(--ink); }
  body.nav-open .menu-btn .bar{ background:transparent; }
  body.nav-open .menu-btn .bar::before{ top:0; transform:translateX(-50%) rotate(45deg); background:var(--ink); }
  body.nav-open .menu-btn .bar::after{ top:0; transform:translateX(-50%) rotate(-45deg); background:var(--ink); }
  /* menu aberto: header acima do overlay, logo sempre escuro sobre o branco */
  body.nav-open header.nav::before{ opacity:0; }
  body.nav-open header.nav .logo{ position:relative; z-index:130; }
  body.nav-open header.nav .logo .lg-light{ display:none; }
  body.nav-open header.nav .logo .lg-dark{ display:block; }
  .index .item{ grid-template-columns:1fr; gap:.5rem; }
  .index .thumb{ width:100%; aspect-ratio:16/9; order:-1; }
  .index .num{ display:none; }
  .index .go{ margin-top:1rem; }
  .principles .row{ grid-template-columns:1fr; gap:.6rem; }
  .contact-lead{ position:static; top:auto; }
}

@media (prefers-reduced-motion:reduce){
  /* Sem animações em loop nem keyframes; sem movimento ou posição.
     Mantém transições suaves de cor e opacidade, que ajudam a leitura. */
  html{ scroll-behavior:auto; }
  *{ animation:none !important; }
  .reveal{ opacity:1 !important; transform:none !important; transition:opacity .2s ease !important; }
  .hero-slides .track{ transition:none !important; }
  .stage:hover .stage-img img,
  .strip figure:hover img,
  .index .item:hover{ transform:none !important; }
}

/* faixa de obra (home) */
.strip{ display:grid; grid-template-columns:repeat(3,1fr); gap:2px; background:var(--ink); }
.strip figure{ margin:0; aspect-ratio:16/9; overflow:hidden; }
.strip img{ width:100%; height:100%; object-fit:cover; display:block; filter:grayscale(.06); transition:transform .9s cubic-bezier(.2,.7,.2,1); }
@media (max-width:720px){ .strip{ display:none; } .band-white{ display:none; } .repertoire{ margin-top:2.5rem; } }

/* ---------- ensaio longo (modelo editorial) ---------- */
.essay-back{ padding:var(--gutter); padding-top:calc(2.8rem + 24px + 1.4rem); } /* compensa o header fixo */
.essay-back a{ font-size:.75rem; font-weight:600; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-soft); }
.essay-back a:hover{ color:var(--ink); }

.essay-hero{ width:100%; aspect-ratio:16/9; overflow:hidden; background:var(--paper-2); }
.essay-hero img{ width:100%; height:100%; object-fit:cover; display:block; }

.essay-title{ padding:clamp(3rem,7vw,6rem) var(--gutter) clamp(2rem,4vw,3rem); border-bottom:1px solid var(--ink); }
.essay-title h1{ font-family:var(--display); font-weight:500; font-size:clamp(2.6rem,1rem+6vw,6rem); text-transform:uppercase; letter-spacing:-0.015em; line-height:.92; }
.essay-title .loc{ font-family:var(--display); font-weight:500; font-size:clamp(1.1rem,1rem+1vw,1.6rem); text-transform:uppercase; letter-spacing:.04em; color:var(--ink-soft); margin-top:.6rem; }

/* ficha tecnica em duas colunas */
.specsheet{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,5rem); padding:clamp(3rem,6vw,5rem) var(--gutter); border-bottom:1px solid var(--ink); }
.specsheet h2{ font-size:.72rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--accent); margin-bottom:1.6rem; padding-bottom:.6rem; border-bottom:1px solid var(--line); }
.specsheet .row{ display:flex; justify-content:space-between; gap:1.5rem; padding-block:.7rem; border-bottom:1px solid var(--line); }
.specsheet .row:last-child{ border-bottom:none; }
.specsheet .k{ font-size:.85rem; letter-spacing:.04em; text-transform:uppercase; color:var(--ink-soft); flex-shrink:0; }
.specsheet .v{ font-size:.92rem; text-align:right; }
.specsheet .credits .v{ font-size:.86rem; line-height:1.4; }

/* texto editorial: tudo em duas colunas, lead abre a 1ª coluna com drop-cap, centralizado */
.essay-body{ padding:clamp(3.5rem,8vw,7rem) var(--gutter); }
.essay-body .essay-cols{ max-width:74ch; margin-inline:auto; columns:2; column-gap:clamp(2.5rem,4vw,4rem); column-fill:balance; }
.essay-body .essay-cols p{ font-size:clamp(1.02rem,1rem+.4vw,1.18rem); line-height:1.72; text-wrap:pretty; color:var(--ink-soft); margin:0; break-inside:avoid-column; }
.essay-body .essay-cols p + p{ margin-top:1.4rem; }
.essay-body .essay-cols .lead{ font-size:clamp(1.15rem,1rem+.7vw,1.45rem); line-height:1.55; color:var(--ink); }
.essay-body .essay-cols .lead::first-letter{ font-family:var(--display); font-weight:500; font-size:3em; float:left; line-height:.78; padding:.05em .14em 0 0; color:var(--accent); }
.essay-body .essay-close{ max-width:74ch; margin:clamp(1.4rem,3vw,2rem) auto 0; font-size:clamp(1.02rem,1rem+.4vw,1.18rem); line-height:1.72; text-wrap:pretty; color:var(--ink-soft); }

/* imagens do ensaio: largura total, empilhadas */
.essay-shot{ width:100%; overflow:hidden; background:var(--paper-2); }
.essay-shot img{ width:100%; aspect-ratio:16/9; object-fit:cover; object-position:center; display:block; }
.essay-shot + .essay-shot{ margin-top:2px; }

/* plantas e cortes */
.plans{ padding:clamp(3rem,6vw,5rem) var(--gutter) clamp(4rem,8vw,7rem); border-top:1px solid var(--ink); }
.plans h2{ font-size:.72rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--accent); margin-bottom:2rem; }
.plans .doc{ background:var(--paper); border:1px solid var(--line); margin-bottom:2px; padding:2rem; }
.plans .doc img{ width:100%; height:auto; display:block; }

/* proximo projeto */
.next-proj{ border-top:1px solid var(--ink); padding:clamp(3rem,7vw,6rem) var(--gutter); display:flex; align-items:baseline; justify-content:space-between; gap:2rem; }
.next-proj .lbl{ font-size:.72rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--ink-soft); }
.next-proj a{ font-family:var(--display); font-weight:500; font-size:clamp(1.6rem,1rem+3vw,3.4rem); text-transform:uppercase; letter-spacing:-0.012em; }
.next-proj a:hover{ color:var(--ink-soft); }

@media (max-width:720px){
  .specsheet{ grid-template-columns:1fr; gap:2.5rem; }
  .specsheet .row{ flex-wrap:wrap; }
  .essay-hero{ aspect-ratio:4/5; }
  /* fotos do ensaio: proporção natural no celular, foto inteira, sem corte */
  .essay-shot img{ aspect-ratio:auto; height:auto; }
  .next-proj{ flex-direction:column; gap:1rem; }
  /* texto: coluna única no celular (duas colunas ficariam estreitas demais) */
  .essay-body .essay-cols{ columns:1; }
}

/* ===========================================================
   AJUSTES DE ACABAMENTO (auditoria impeccable)
   =========================================================== */

/* Contraste AA: o terracota #aa7259 dá 4.0:1 sobre branco, abaixo do
   minimo para texto pequeno. Variante mais profunda (4.6:1) reservada
   aos rotulos pequenos; o terracota vivo permanece nos usos grandes. */
:root{ --accent-deep:#a4654c; }
.stage-do span,
.feature-stage .stage-do span,
.specsheet h2,
.plans h2,
.index .go,
.method-steps span,
.stage-num,
.next-proj .lbl{ color:var(--accent-deep); }

/* Respiro nas linhas divisorias: rotulos e linhas de ficha tecnica
   nao encostam mais na borda. */
.specsheet .row{ padding-block:.9rem; }
.specsheet h2{ padding-bottom:.85rem; }

/* Tier de micro-rotulo unificado num so tamanho, removendo variacoes
   quase identicas que achatavam a escala. */
footer.foot .foot-credit span,
.stage-do span{ font-size:.72rem; }

/* Skip link: oculto até receber foco por teclado. */
.skip-link{
  position:fixed; top:.6rem; left:.6rem; z-index:100;
  transform:translateY(-150%); transition:transform .18s cubic-bezier(.16,1,.3,1);
  background:var(--ink); color:var(--paper);
  font-family:var(--sans); font-size:.85rem; font-weight:600;
  letter-spacing:.04em; padding:.75rem 1.1rem;
}
.skip-link:focus{ transform:translateY(0); outline:none; }

/* Foco visível por teclado em elementos interativos (anel terracota). */
a:focus-visible, button:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

/* Hovers de transform só em dispositivos com ponteiro fino (evita estado preso no toque). */
@media (hover:hover) and (pointer:fine){
  .stage:hover .stage-img img{ transform:scale(1.03); }
  .index .item:hover{ transform:translateX(12px); }
  .strip figure:hover img{ transform:scale(1.04); }
}

/* ---------- refinamento mobile: CTA em coluna no celular estreito ---------- */
@media (max-width:520px){
  .cta-buttons{ flex-direction:column; align-items:stretch; }
  .cta-buttons .wa-btn{ width:100%; text-align:center; }
}

/* =========================================================
   MOTION: cortinas, títulos por linha, profundidade.
   Tudo condicionado a html.js, que só existe com JS ativo e
   sem prefers-reduced-motion: sem JS ou com reduce, nada disso roda. */

/* cortina de imagem: o container permanece mensurável pelo observador;
   quem desliza é a imagem, dentro do overflow. Mesmo gesto, sem deadlock. */
html.js .img-reveal{ overflow:hidden; }
html.js .img-reveal img{ transform:translateY(102%) scale(1.04); transition:transform 1.25s cubic-bezier(.16,1,.3,1); }
html.js .img-reveal.in img{ transform:none; }

/* failsafe: se o observador falhar em qualquer ambiente, tudo se revela */
html.io-fallback .img-reveal img{ transform:none !important; transition:none !important; }
html.io-fallback h1 .line-in{ transform:none !important; }
html.io-fallback .reveal, html.io-fallback .specsheet .row{ opacity:1 !important; transform:none !important; }

/* títulos por linha: máscara e deslize, com cascata curta */
html.js h1 .line{ display:block; overflow:hidden; padding-block:.14em; margin-block:-.14em; }
html.js h1 .line-in{ display:block; transform:translateY(130%); transition:transform .95s cubic-bezier(.16,1,.3,1); }
html.js h1.in .line-in{ transform:none; }
html.js h1 .line:nth-child(2) .line-in{ transition-delay:.09s; }
html.js h1 .line:nth-child(3) .line-in{ transition-delay:.18s; }

/* ken burns no hero da home: zoom lento e contínuo, CSS puro */
@media (prefers-reduced-motion: no-preference){
  .hero-slides .slide.active img{ animation:kenburns 14s cubic-bezier(.37,0,.63,1) infinite alternate; }
}
@keyframes kenburns{ from{ transform:scale(1); } to{ transform:scale(1.05); } }

/* ficha técnica: linhas entram em sequência de documento */
html.js .specsheet .row{ opacity:0; transform:translateY(10px); transition:opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1); }
html.js .specsheet.in .row{ opacity:1; transform:none; }
html.js .specsheet.in .row:nth-of-type(2){ transition-delay:.07s; }
html.js .specsheet.in .row:nth-of-type(3){ transition-delay:.14s; }
html.js .specsheet.in .row:nth-of-type(4){ transition-delay:.21s; }
html.js .specsheet.in .row:nth-of-type(5){ transition-delay:.28s; }

/* menu mobile: links em cascata na abertura */
@media (max-width:879px) and (prefers-reduced-motion: no-preference){
  body.nav-open .menu a{ animation:menu-in .55s cubic-bezier(.16,1,.3,1) backwards; }
  body.nav-open .menu a:nth-child(1){ animation-delay:.06s; }
  body.nav-open .menu a:nth-child(2){ animation-delay:.12s; }
  body.nav-open .menu a:nth-child(3){ animation-delay:.18s; }
  body.nav-open .menu a:nth-child(4){ animation-delay:.24s; }
  body.nav-open .menu a:nth-child(5){ animation-delay:.30s; }
}
@keyframes menu-in{ from{ opacity:0; transform:translateY(14px); } to{ opacity:1; transform:none; } }

/* próximo projeto: o link desliza ao hover, só em ponteiro fino */
@media (hover:hover) and (pointer:fine) and (prefers-reduced-motion: no-preference){
  .next-proj a{ display:inline-block; transition:transform .3s cubic-bezier(.16,1,.3,1); }
  .next-proj a:hover{ transform:translateX(8px); }
}

/* linha do processo: desenha com o scroll, pontos acendem (desktop) */
@media (min-width:880px){
  html.js .journey{ --draw:1; }
  html.js .journey::before{ transform:scaleY(var(--draw)); transform-origin:top; }
  html.js .stage::after{ transition:background .5s cubic-bezier(.16,1,.3,1); }
  html.js .stage.lit::after{ background:var(--accent); }
}

/* lenis ativo: o smooth nativo sai de cena para nao disputar o scroll */
html.lenis{ scroll-behavior:auto; }

/* impressao: todo conteudo gated aparece por inteiro no papel */
@media print{
  html.js .reveal, html.js .specsheet .row{ opacity:1 !important; transform:none !important; }
  html.js .img-reveal img{ transform:none !important; }
  html.js h1 .line-in{ transform:none !important; }
}
