/* ═══════════════════════════════════════════════════════════
   InovaLume — Concreto e Aço
   Sem laranja, sem gradiente, sem brilho. Tipografia e espaço.
   ═══════════════════════════════════════════════════════════ */

:root{
  --paper:#F2F1EE;      /* off-white */
  --paper2:#E8E6E1;     /* concreto claro */
  --ink:#1A1C1F;        /* grafite */
  --graf:#121519;       /* grafite escuro */
  --mut:#6E7076;        /* cinza texto */
  --mut2:#9A9CA1;       /* cinza fraco */
  --aco:#3C5A73;        /* azul-aço — acento, usar pouco */
  --rule:#D8D6D0;
  --rule2:#E4E2DC;
  --pad:clamp(20px,4.4vw,64px);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:none;scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);
  font-family:Archivo,"Helvetica Neue",Arial,sans-serif;
  font-size:clamp(15px,1.02vw,16.5px);line-height:1.55;letter-spacing:-.008em;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button,input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--ink);color:var(--paper)}

/* ── fontes ────────────────────────────────────────────── */
@font-face{font-family:Instrument;font-style:normal;font-weight:400;font-display:swap;
  src:url(../fonts/instrument-serif.woff2) format("woff2")}
@font-face{font-family:Instrument;font-style:italic;font-weight:400;font-display:swap;
  src:url(../fonts/instrument-serif-it.woff2) format("woff2")}
@font-face{font-family:Plex;font-style:normal;font-weight:400;font-display:swap;
  src:url(../fonts/plex-mono.woff2) format("woff2")}
@font-face{font-family:Plex;font-style:normal;font-weight:500;font-display:swap;
  src:url(../fonts/plex-mono-500.woff2) format("woff2")}
@font-face{font-family:Archivo;font-weight:300 700;font-display:swap;
  src:url(../fonts/archivo-latin-latin.woff2) format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Archivo;font-weight:300 700;font-display:swap;
  src:url(../fonts/archivo-latin-latin-ext.woff2) format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

.sf{font-family:Instrument,"Times New Roman",serif;font-weight:400;letter-spacing:-.015em}
.mn{font-family:Plex,ui-monospace,"Courier New",monospace;font-size:.72em;letter-spacing:.16em;
  text-transform:uppercase;font-weight:500}

/* ── layout ────────────────────────────────────────────── */
.wrap{width:100%;max-width:1340px;margin:0 auto;padding:0 var(--pad)}
.sec{padding:clamp(64px,8.5vw,132px) 0}
.rot{color:var(--mut2);display:block;margin-bottom:26px}
.rot--lt{color:rgba(255,255,255,.42)}
.reg{display:flex;align-items:baseline;gap:14px;margin-bottom:30px;
  padding-bottom:14px;border-bottom:1px solid var(--rule)}
.reg .mn{color:var(--mut2)}
.reg h2{font-family:Instrument,serif;font-size:clamp(24px,3vw,38px);letter-spacing:-.02em;line-height:1.1}

/* revelar */
.rv{opacity:0;transform:translate3d(0,18px,0);
  transition:opacity .85s ease,transform .95s cubic-bezier(.16,1,.3,1);
  transition-delay:calc(var(--i,0)*80ms)}
.rv.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1!important;transform:none!important}}

/* ── botões ────────────────────────────────────────────── */
.bt{display:inline-flex;align-items:center;justify-content:space-between;gap:34px;
  padding:15px 22px;border:1px solid var(--ink);background:none;color:var(--ink);
  font-family:Plex,monospace;font-size:.74em;letter-spacing:.14em;text-transform:uppercase;
  cursor:pointer;transition:.4s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}
.bt span:last-child{transition:transform .4s cubic-bezier(.16,1,.3,1)}
.bt::before{content:"";position:absolute;inset:0;background:var(--ink);
  transform:translateY(101%);transition:transform .45s cubic-bezier(.16,1,.3,1);z-index:-1}
.bt:hover{color:var(--paper)}
.bt:hover::before{transform:none}
.bt:hover span:last-child{transform:translateX(5px)}
.bt--f{background:var(--ink);color:var(--paper)}
.bt--f::before{background:var(--aco)}
.bt--f:hover{color:#fff;border-color:var(--aco)}
.bt--lt{border-color:rgba(255,255,255,.4);color:#fff}
.bt--lt::before{background:var(--paper)}
.bt--lt:hover{color:var(--ink);border-color:var(--paper)}

/* ═══ CABEÇALHO ═══════════════════════════════════════════ */
.hd{position:fixed;top:0;left:0;width:100%;z-index:60;
  transition:background .45s ease,border-color .45s ease;border-bottom:1px solid transparent}
.hd.is-solid{background:rgba(242,241,238,.92);backdrop-filter:blur(16px);border-bottom-color:var(--rule)}
.hd__in{display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:64px;color:#fff;transition:color .45s}
.hd.is-solid .hd__in{color:var(--ink)}
.hd__mk{font-family:Instrument,serif;font-size:1.34em;letter-spacing:-.02em}
.hd__nv{display:flex;gap:30px}
.hd__nv a{font-family:Plex,monospace;font-size:.7em;letter-spacing:.14em;text-transform:uppercase;
  position:relative;padding-bottom:3px;opacity:.72;transition:opacity .3s}
.hd__nv a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;
  background:currentColor;transform:scaleX(0);transform-origin:right;
  transition:transform .45s cubic-bezier(.16,1,.3,1)}
.hd__nv a:hover,.hd__nv a.is-on{opacity:1}
.hd__nv a:hover::after,.hd__nv a.is-on::after{transform:scaleX(1);transform-origin:left}
@media (max-width:720px){.hd__nv{gap:16px}.hd__nv a{font-size:.64em;letter-spacing:.1em}}

/* ═══ HERO ════════════════════════════════════════════════ */
.hr{position:relative;min-height:100svh;background:var(--graf);overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;isolation:isolate}
.hr__bg{position:absolute;inset:0;z-index:0}
.hr__bg img{width:100%;height:100%;transform:scale(1.06);will-change:transform}
.hr__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(to bottom,rgba(12,14,17,.80) 0%,rgba(12,14,17,.18) 34%,rgba(12,14,17,.55) 72%,rgba(12,14,17,.96) 100%)}
/* malha técnica fina */
.hr__gd{position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:100% 25vh,12.5vw 100%}
.hr__in{position:relative;z-index:2;padding-bottom:clamp(40px,6vw,86px);color:#fff}
.hr__k{color:rgba(255,255,255,.5);margin-bottom:clamp(20px,3vw,34px);
  display:flex;gap:20px;flex-wrap:wrap}
.hr__k b{font-weight:500;color:rgba(255,255,255,.8)}
.hr__t{font-family:Instrument,serif;font-size:clamp(44px,8.6vw,132px);line-height:.96;
  letter-spacing:-.03em;max-width:15ch}
.hr__t em{font-style:italic;color:rgba(255,255,255,.62)}
.hr__t .l{display:block;overflow:hidden}
.hr__t .l>span{display:block;transform:translateY(102%);
  animation:sobe 1.15s cubic-bezier(.16,1,.3,1) forwards}
.hr__t .l:nth-child(1)>span{animation-delay:.15s}
.hr__t .l:nth-child(2)>span{animation-delay:.28s}
@keyframes sobe{to{transform:none}}
.hr__d{margin-top:clamp(22px,3vw,34px);max-width:46ch;color:rgba(255,255,255,.72);
  font-size:1.04em;opacity:0;animation:apa 1s .58s forwards}
@keyframes apa{to{opacity:1}}
.hr__cta{display:flex;gap:12px;margin-top:clamp(26px,3.4vw,40px);flex-wrap:wrap;
  opacity:0;animation:apa 1s .72s forwards}
.hr__ft{position:absolute;left:0;bottom:0;width:100%;z-index:2;
  border-top:1px solid rgba(255,255,255,.16)}
.hr__ft .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:13px;padding-bottom:13px;
  color:rgba(255,255,255,.44)}
@media (max-width:720px){.hr__ft .wrap span:nth-child(2){display:none}}

/* ═══ FAQ ═════════════════════════════════════════════════ */
.fq__l{border-top:1px solid var(--rule)}
.fq__i{border-bottom:1px solid var(--rule)}
.fq__b{display:grid;grid-template-columns:auto 1fr auto;gap:0 22px;align-items:baseline;
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:24px 0;transition:padding-left .5s cubic-bezier(.16,1,.3,1)}
.fq__b:hover{padding-left:10px}
.fq__n{font-family:Plex,monospace;font-size:.7em;color:var(--mut2);letter-spacing:.1em}
.fq__q{font-family:Instrument,serif;font-size:clamp(19px,2.1vw,27px);letter-spacing:-.015em;line-height:1.25}
.fq__s{width:15px;height:15px;position:relative;flex:0 0 auto;align-self:center}
.fq__s::before,.fq__s::after{content:"";position:absolute;background:var(--ink);
  transition:transform .45s cubic-bezier(.16,1,.3,1)}
.fq__s::before{left:0;top:7px;width:15px;height:1px}
.fq__s::after{left:7px;top:0;width:1px;height:15px}
.fq__i.is-on .fq__s::after{transform:scaleY(0)}
.fq__c{overflow:hidden;height:0;transition:height .5s cubic-bezier(.16,1,.3,1)}
.fq__c>div{padding:0 0 26px;display:grid;grid-template-columns:auto 1fr;gap:22px}
.fq__c p{grid-column:2;color:var(--mut);max-width:62ch}
.fq__c .fq__n{visibility:hidden}
@media (max-width:640px){
  .fq__b{grid-template-columns:1fr auto;gap:0 14px}
  .fq__n{display:none}
  .fq__c>div{grid-template-columns:1fr}
  .fq__c p{grid-column:1}
}

/* ═══ ZOOM DAS 7 IMAGENS ══════════════════════════════════ */
.zm{position:relative;height:380vh;background:var(--graf)}
.zm__st{position:sticky;top:0;height:100svh;overflow:hidden;
  display:flex;align-items:center;justify-content:center}
.zm__i{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  will-change:transform}
.zm__i div{position:relative;overflow:hidden;background:#0e1115}
.zm__i img{width:100%;height:100%}
.zm__i:nth-child(1) div{width:26vw;height:26vw}
.zm__i:nth-child(2) div{width:16vw;height:22vw;left:-32vw;top:-16vh}
.zm__i:nth-child(3) div{width:14vw;height:19vw;left:31vw;top:-20vh}
.zm__i:nth-child(4) div{width:18vw;height:14vw;left:-36vw;top:20vh}
.zm__i:nth-child(5) div{width:15vw;height:15vw;left:34vw;top:19vh}
.zm__i:nth-child(6) div{width:13vw;height:17vw;left:-13vw;top:-27vh}
.zm__i:nth-child(7) div{width:12vw;height:16vw;left:14vw;top:28vh}
.zm__tx{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;color:#fff;pointer-events:none;
  padding:0 var(--pad)}
.zm__tx h2{font-family:Instrument,serif;font-size:clamp(28px,5vw,72px);line-height:1.04;
  letter-spacing:-.03em;max-width:18ch}
.zm__tx p{margin-top:18px;color:rgba(255,255,255,.66);max-width:48ch}
@media (max-width:820px){
  .zm{height:300vh}
  .zm__i:nth-child(1) div{width:62vw;height:62vw}
  .zm__i:nth-child(n+2) div{width:30vw;height:34vw}
}

/* ═══ RODAPÉ ══════════════════════════════════════════════ */
.ft{border-top:1px solid var(--rule);padding:44px 0 30px}
.ft__in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--mut2)}
.ft__in a:hover{color:var(--ink)}
.ft__lk{display:flex;gap:24px}

/* véu que entra junto com o texto do zoom, pra dar leitura */
.zm__vu{position:absolute;inset:0;z-index:4;pointer-events:none;opacity:0;
  background:radial-gradient(120% 90% at 50% 50%,rgba(12,14,17,.92) 0%,rgba(12,14,17,.86) 45%,rgba(12,14,17,.72) 100%)}
.zm__tx h2,.zm__tx p{opacity:0}