/* ============================================================
   CRX Engenharia e Construção — folha de estilo
   Identidade tirada da apresentação institucional da empresa:
   títulos em serifa elegante (Playfair Display), corpo em sans
   (Inter), números em itálico vermelho, rótulos em maiúsculas
   espaçadas com filete vermelho, fundo cinza-quente, muito branco.
   Paleta da logomarca: grafite + vermelho + laranja/dourado.
   ============================================================ */

:root{
  --graf-900:#1b1b1d;
  --graf-800:#262626;   /* grafite da apresentação */
  --graf-700:#3a3a3d;
  --graf-600:#4f4f52;
  --graf-300:#8f8f92;
  --graf-100:#e4e3e1;
  --graf-50:#f2f2f2;    /* fundo cinza-quente da apresentação */

  --red:#b7211f;        /* vermelho da logomarca */
  --red-deep:#a51315;   /* vermelho da apresentação */
  --red-dark:#7f1210;
  --orange:#f2711c;
  --gold:#f1c232;
  --white:#fff;

  --ink:#232323;
  --ink-soft:#5f5f62;

  --f-head:'Playfair Display',Georgia,'Times New Roman',serif;  /* títulos serifados */
  --f-body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --f-label:'Inter',system-ui,sans-serif;                        /* rótulos/botões */

  --shadow-s:0 1px 2px rgba(27,27,29,.06), 0 2px 8px rgba(27,27,29,.05);
  --shadow-m:0 6px 16px rgba(27,27,29,.09), 0 16px 36px rgba(27,27,29,.09);
  --shadow-l:0 20px 54px rgba(27,27,29,.17);

  --r-s:6px; --r-m:12px; --r-l:16px;
  --wrap:1200px;
  --hdr-h:84px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

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

html{scroll-behavior:smooth;scroll-padding-top:var(--hdr-h)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}

body{
  font-family:var(--f-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

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

h1,h2,h3,h4{font-family:var(--f-head);font-weight:700;line-height:1.12;letter-spacing:-.005em}
h1{font-size:clamp(2.4rem,5.2vw,4rem);font-weight:600}
h2{font-size:clamp(1.9rem,3.7vw,2.9rem);color:var(--graf-800);font-weight:600}
h3{font-size:1.4rem}
h5{font-family:var(--f-head);font-weight:600}
p{margin-bottom:1rem}
p:last-child{margin-bottom:0}
em{font-style:italic}

.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--red);color:#fff;padding:.75rem 1.25rem;border-radius:0 0 var(--r-s) 0}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--red);outline-offset:3px;border-radius:2px}

/* barra vermelha do topo, como em toda página da apresentação */
body::before{content:'';position:fixed;top:0;left:0;right:0;height:4px;background:var(--red);z-index:150}

/* ---------------- Botões ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.95rem 1.9rem;border:0;border-radius:var(--r-s);cursor:pointer;
  font-family:var(--f-label);font-size:.82rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.14em;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
}
.btn .ico{transition:transform .2s var(--ease)}
.btn:hover .ico{transform:translateX(4px)}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 6px 18px rgba(183,33,31,.28)}
.btn-primary:hover{transform:translateY(-2px);background:var(--red-deep);box-shadow:0 10px 26px rgba(183,33,31,.4)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-full{width:100%}

/* ---------------- Header ---------------- */
.hdr{
  position:fixed;inset:4px 0 auto 0;z-index:100;height:var(--hdr-h);
  background:transparent;transition:background .3s var(--ease), height .3s var(--ease), box-shadow .3s var(--ease);
}
.hdr.solid{background:rgba(255,255,255,.97);backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(27,27,29,.1)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;height:100%}
/* logomarca AUMENTADA */
.brand-img{height:62px;width:auto;transition:height .3s var(--ease)}
.hdr.solid .brand-img{height:54px}
.brand-dark{display:none}
.hdr.solid .brand-light{display:none}
.hdr.solid .brand-dark{display:block}

.nav{display:flex;align-items:center;gap:.2rem}
.nav a{
  padding:.55rem .9rem;border-radius:var(--r-s);color:rgba(255,255,255,.92);
  font-size:.9rem;font-weight:500;transition:color .2s, background .2s;
}
.nav a:hover{background:rgba(255,255,255,.14)}
.hdr.solid .nav a{color:var(--graf-700)}
.hdr.solid .nav a:hover{background:var(--graf-50);color:var(--red)}
.nav a.active{color:#fff}
.hdr.solid .nav a.active{color:var(--red)}
.nav .nav-cta{margin-left:.5rem;background:var(--red);color:#fff!important;font-weight:600;padding:.62rem 1.3rem;text-transform:uppercase;font-size:.78rem;letter-spacing:.12em}
.nav .nav-cta:hover{background:var(--red-deep)}
.nav .nav-cta:hover .ico{transform:translateX(3px)}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:.5rem}
.burger span{width:24px;height:2px;background:#fff;border-radius:2px;transition:transform .3s var(--ease),opacity .2s,background .3s}
.hdr.solid .burger span{background:var(--graf-800)}
.burger[aria-expanded="true"] span{background:var(--graf-800)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------------- Hero (capa: foto real + serifa branca) ---------------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--graf-900);color:#fff;overflow:hidden;padding:calc(var(--hdr-h) + 3rem) 0 6rem}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg, rgba(20,20,22,.9) 0%, rgba(20,20,22,.66) 38%, rgba(20,20,22,.25) 66%, rgba(20,20,22,.08) 100%),
    linear-gradient(180deg, rgba(20,20,22,.55) 0%, transparent 24%),
    linear-gradient(0deg, rgba(20,20,22,.5) 0%, transparent 42%);
}
.hero-in{position:relative}
.hero-in > *{max-width:640px}

.eyebrow{
  font-family:var(--f-label);text-transform:uppercase;letter-spacing:.26em;
  font-size:.82rem;font-weight:600;color:var(--gold);margin-bottom:1.4rem;
  display:flex;align-items:center;gap:.9rem;
}
.eyebrow::before{content:'';width:34px;height:2px;background:var(--red);display:inline-block}
.hero h1{font-size:clamp(2.5rem,5.6vw,4.4rem);font-weight:600;margin-bottom:1.6rem;text-shadow:0 2px 30px rgba(0,0,0,.4)}
.hero h1 em{font-style:italic;color:#fff}
.lede{max-width:52ch;margin-bottom:2.3rem;color:rgba(255,255,255,.85);font-size:1.12rem;line-height:1.7}
.hero-btns{display:flex;gap:1rem;flex-wrap:wrap}

/* ---------------- Pilares (cards sobrepostos) ---------------- */
.pilares{position:relative;z-index:5;margin-top:-5.5rem;padding-bottom:1rem}
.pilares-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.pilar{
  border-radius:var(--r-m);padding:2.2rem;position:relative;overflow:hidden;
  box-shadow:var(--shadow-l);display:flex;flex-direction:column;min-height:280px;
  transition:transform .25s var(--ease);
}
.pilar:hover{transform:translateY(-6px)}
.pilar-num{font-family:var(--f-head);font-style:italic;font-size:1.5rem;font-weight:600;margin-bottom:.6rem;opacity:.9}
.pilar h3{font-size:1.55rem;margin-bottom:.7rem;font-weight:600}
.pilar p{font-size:.96rem;flex:1;line-height:1.65}
.pilar-dark{background:var(--graf-800);color:#fff}
.pilar-dark .pilar-num{color:var(--gold)}
.pilar-dark p{color:rgba(255,255,255,.74)}
.pilar-light{background:var(--white);color:var(--graf-800);border:1px solid var(--graf-100)}
.pilar-light .pilar-num{color:var(--red)}
.pilar-light p{color:var(--ink-soft)}
.pilar-accent{background:var(--red);color:#fff}
.pilar-accent .pilar-num{color:rgba(255,255,255,.85)}
.pilar-accent p{color:rgba(255,255,255,.9)}

.saiba{
  display:inline-flex;align-items:center;gap:.7rem;margin-top:1.4rem;
  font-family:var(--f-label);text-transform:uppercase;letter-spacing:.12em;
  font-weight:600;font-size:.78rem;color:inherit;
}
.saiba-ico{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.16);transition:transform .2s var(--ease), background .2s}
.pilar-light .saiba-ico{background:var(--red)}
.pilar-light .saiba-ico svg{stroke:#fff}
.saiba-ico svg{width:15px;height:15px;fill:none;stroke:#fff;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.saiba:hover .saiba-ico{transform:translate(2px,-2px)}

/* ---------------- Seções ---------------- */
.sec{padding:6rem 0}
.sec-alt{background:var(--graf-50)}
.sec-dark{background:var(--graf-800);color:rgba(255,255,255,.82)}
.sec-dark h2{color:#fff}
.sec-dark strong{color:#fff}

.tag{
  display:inline-flex;align-items:center;gap:.7rem;font-family:var(--f-label);text-transform:uppercase;
  letter-spacing:.2em;font-size:.78rem;font-weight:600;color:var(--graf-300);margin-bottom:1rem;
}
.tag::before{content:'';width:30px;height:2px;background:var(--red);display:inline-block}
.tag-light{color:rgba(255,255,255,.6)}

.sec-head{max-width:66ch;margin-bottom:3.2rem}
.sec-head-center{margin-inline:auto;text-align:center}
.sec-head-center .tag{justify-content:center}
.sec-head h2{margin-bottom:.9rem}
.sec-sub{color:var(--ink-soft);font-size:1.06rem}

.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:start}
.grid-2 h2{margin-bottom:1.4rem}
.grid-2 p{color:var(--ink-soft)}
.sec-dark .grid-2 p{color:rgba(255,255,255,.74)}
.grid-2 .btn{margin-top:1.4rem}

.checks{list-style:none;margin-top:1.6rem;display:grid;gap:.7rem}
.checks li{position:relative;padding-left:1.9rem;color:var(--ink);font-weight:400}
.checks li::before{content:'';position:absolute;left:0;top:.5em;width:13px;height:8px;border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}

/* Cartão de identificação */
.card-id{background:var(--white);border:1px solid var(--graf-100);border-radius:var(--r-m);padding:2rem;box-shadow:var(--shadow-m)}
.card-id h3{padding-bottom:.9rem;margin-bottom:1.3rem;border-bottom:1px solid var(--graf-100);position:relative;font-weight:600}
.card-id h3::after{content:'';position:absolute;left:0;bottom:-1px;width:52px;height:2px;background:var(--red)}
.card-id dt{font-family:var(--f-label);font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--graf-300);font-weight:600;margin-bottom:.15rem}
.card-id dd{margin-bottom:1.05rem;font-weight:400;font-size:.96rem}
.card-id dd:last-child{margin-bottom:0}
.mut{color:var(--ink-soft);font-weight:400;font-size:.88rem}

/* Serviços */
.grid-svc{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.svc{background:var(--white);border:1px solid var(--graf-100);border-radius:var(--r-m);padding:2rem 1.8rem;transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s}
.svc:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:transparent}
.svc-ico{width:54px;height:54px;display:grid;place-items:center;border-radius:12px;margin-bottom:1.2rem;background:rgba(183,33,31,.08)}
.svc-ico svg{width:27px;height:27px;fill:none;stroke:var(--red);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.svc h3{margin-bottom:.6rem;color:var(--graf-800);font-weight:600}
.svc p{color:var(--ink-soft);font-size:.95rem}

/* Projetos — carrossel automático de fotos reais (padrão Ágatha, sem libs) */
.carousel{position:relative}
.car-viewport{overflow:hidden;border-radius:var(--r-m)}
.car-track{display:flex;transition:transform .6s var(--ease);will-change:transform}
/* modo centralizado: slide do meio em foco, metades dos vizinhos nas laterais */
.car-slide{flex:0 0 50%;box-sizing:border-box;padding:0 .75rem}
.car-slide .gal-i{transition:transform .5s var(--ease), opacity .5s var(--ease), box-shadow .5s var(--ease);transform:scale(.94);opacity:.55}
.car-slide.is-center .gal-i{transform:scale(1);opacity:1;box-shadow:var(--shadow-l)}
.car-nav{
  position:absolute;top:calc(50% - 24px);width:48px;height:48px;z-index:3;
  display:grid;place-items:center;border:0;border-radius:50%;cursor:pointer;
  background:#fff;color:var(--graf-800);box-shadow:var(--shadow-m);
  transition:transform .18s var(--ease), background .18s, color .18s;
}
.car-nav:hover{background:var(--red);color:#fff;transform:scale(1.06)}
.car-nav svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.car-prev{left:-16px}
.car-next{right:-16px}
.car-dots{display:flex;justify-content:center;gap:.5rem;margin-top:1.8rem;flex-wrap:wrap}
.car-dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;background:var(--graf-100);cursor:pointer;transition:width .25s var(--ease), background .2s}
.car-dot:hover{background:var(--graf-300)}
.car-dot.on{background:var(--red);width:26px;border-radius:5px}
.gal-i{position:relative;border-radius:var(--r-m);overflow:hidden;box-shadow:var(--shadow-s);aspect-ratio:4/3;background:var(--graf-100)}
.gal-i img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.gal-i:hover img{transform:scale(1.05)}
.gal-cap{position:absolute;inset:auto 0 0 0;padding:1.4rem 1.3rem .95rem;color:#fff;background:linear-gradient(0deg, rgba(20,20,22,.82), transparent)}
.gal-cap b{font-family:var(--f-head);font-weight:600;font-size:1.12rem;display:block;line-height:1.2}
.gal-cap span{font-family:var(--f-label);font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.72)}

/* Responsáveis técnicos */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.team-i{background:var(--white);border:1px solid var(--graf-100);border-radius:var(--r-m);padding:2.2rem 1.8rem;text-align:center;box-shadow:var(--shadow-s);transition:transform .22s var(--ease), box-shadow .22s var(--ease)}
.team-i:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.team-av{width:84px;height:84px;border-radius:50%;display:inline-grid;place-items:center;margin-bottom:1.1rem;font-family:var(--f-head);font-weight:700;font-size:1.7rem;color:#fff;background:linear-gradient(135deg,var(--orange),var(--red));box-shadow:0 6px 16px rgba(183,33,31,.28)}
.team-photo{object-fit:cover;padding:0;border:3px solid #fff;box-shadow:0 6px 16px rgba(27,27,29,.2)}
.team-i h3{font-size:1.22rem;color:var(--graf-800);margin-bottom:.35rem;font-weight:600}
.team-role{font-size:.86rem;color:var(--ink-soft);margin-bottom:.7rem}
.team-crea{font-family:var(--f-label);font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;color:var(--red);font-weight:600;margin-bottom:1.2rem}
.team-tel{display:inline-flex;align-items:center;gap:.55rem;padding:.6rem 1.2rem;border:1px solid var(--graf-100);border-radius:999px;font-weight:600;font-size:.95rem;color:var(--graf-800);transition:border-color .2s, color .2s, background .2s}
.team-tel svg{width:18px;height:18px;fill:none;stroke:var(--red);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:stroke .2s}
.team-tel:hover{background:var(--red);border-color:var(--red);color:#fff}
.team-tel:hover svg{stroke:#fff}

/* Credenciais */
.cred{background:var(--graf-900);color:#fff;padding:5.5rem 0;position:relative;overflow:hidden}
.cred::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--red)}
.cred-in{position:relative;text-align:center;max-width:820px;margin-inline:auto}
.cred h2{color:#fff;margin-bottom:1.1rem;font-weight:600}
.cred h2 em{font-style:italic;color:var(--gold)}
.cred-lede{color:rgba(255,255,255,.78);font-size:1.08rem;max-width:60ch;margin:0 auto 2.6rem}
.cred-badges{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.cred-badges li{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-m);padding:1.4rem 1rem}
.cred-badges b{display:block;font-family:var(--f-head);font-size:1.4rem;font-weight:600;color:#fff;line-height:1.1;margin-bottom:.35rem}
.cred-badges span{font-family:var(--f-label);font-size:.78rem;color:rgba(255,255,255,.62)}

/* Obras */
.obra{border:1px solid var(--graf-100);border-radius:var(--r-m);padding:2.3rem;margin-bottom:1.8rem;background:var(--white);box-shadow:var(--shadow-s);transition:box-shadow .25s var(--ease)}
.obra:hover{box-shadow:var(--shadow-m)}
.obra-head{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem;margin-bottom:1.8rem}
.obra-loc{font-family:var(--f-label);text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:600;color:var(--red);margin-bottom:.5rem}
.obra-head h3{font-size:1.7rem;margin-bottom:.7rem;color:var(--graf-800);font-weight:600}
.obra-desc{color:var(--ink-soft);max-width:70ch;font-size:.97rem}
.selo{flex:0 0 auto;text-align:center;background:var(--graf-800);color:#fff;border-radius:var(--r-m);padding:1rem 1.4rem;min-width:162px}
.selo-t{display:block;font-family:var(--f-label);font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;color:rgba(255,255,255,.6)}
.selo-n{display:block;font-family:var(--f-head);font-size:1.5rem;font-weight:600;line-height:1.3;color:var(--gold)}
.selo-s{display:block;font-size:.72rem;color:#7fd18a;margin-top:.15rem}
.selo-s::before{content:'● ';font-size:.6em;vertical-align:middle}

.quants{list-style:none;display:flex;flex-wrap:wrap;gap:.6rem}
.quants li{flex:1 1 158px;background:var(--graf-50);border:1px solid var(--graf-100);border-radius:var(--r-s);padding:1.1rem .9rem;text-align:center}
.quants b{display:block;font-family:var(--f-head);font-size:1.4rem;font-weight:600;color:var(--graf-800);line-height:1.15}
.quants span{display:block;font-size:.76rem;color:var(--ink-soft);line-height:1.35;margin-top:.3rem}

.nota{font-size:.9rem;color:var(--ink-soft);border-left:2px solid var(--red);padding:.9rem 1.2rem;background:var(--graf-50);border-radius:0 var(--r-s) var(--r-s) 0}

/* Habilitação */
.hab{display:grid;gap:1rem}
.hab-i{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-m);padding:1.3rem 1.5rem;transition:background .2s, border-color .2s}
.hab-i:hover{background:rgba(255,255,255,.08);border-color:rgba(183,33,31,.5)}
.hab-i h4{font-size:1.12rem;color:#fff;margin-bottom:.3rem;font-weight:600}
.hab-i p{font-size:.9rem;color:rgba(255,255,255,.64)}

/* Contato */
.ctt{display:grid;gap:.85rem;margin-top:2rem}
.ctt-i{display:flex;align-items:flex-start;gap:1rem;padding:1.1rem 1.3rem;border:1px solid var(--graf-100);border-radius:var(--r-m);background:var(--white);transition:border-color .2s, transform .2s var(--ease), box-shadow .2s}
a.ctt-i:hover{border-color:var(--red);transform:translateX(3px);box-shadow:var(--shadow-s)}
.ctt-ico{flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;border-radius:10px;background:rgba(183,33,31,.08)}
.ctt-ico svg{width:22px;height:22px;fill:none;stroke:var(--red);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ctt-i b{display:block;font-size:1rem;color:var(--graf-800);font-weight:600}
.ctt-i small{display:block;color:var(--ink-soft);font-size:.83rem;line-height:1.5}
.ctt-static{cursor:default}

/* Formulário */
.form{background:var(--graf-50);border:1px solid var(--graf-100);border-radius:var(--r-m);padding:2rem;box-shadow:var(--shadow-s)}
.f-row{margin-bottom:1.1rem}
.f-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form label{display:block;font-family:var(--f-label);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;font-weight:600;color:var(--graf-600);margin-bottom:.4rem}
.form label span{color:var(--red)}
.form input,.form select,.form textarea{width:100%;padding:.8rem 1rem;border:1px solid var(--graf-100);border-radius:var(--r-s);font-family:inherit;font-size:.95rem;color:var(--ink);background:var(--white);transition:border-color .2s, box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(183,33,31,.13)}
.form textarea{resize:vertical;min-height:120px}
.form input[aria-invalid="true"],.form textarea[aria-invalid="true"]{border-color:var(--red);box-shadow:0 0 0 3px rgba(183,33,31,.12)}
.f-note{margin-top:.9rem;font-size:.88rem;min-height:1.3em}
.f-note.ok{color:#1b7a3d}
.f-note.err{color:var(--red)}

/* Footer */
.ft{background:var(--graf-900);color:rgba(255,255,255,.62);padding:4.5rem 0 0}
.ft-in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:2.5rem;padding-bottom:3rem}
.ft-img{height:62px;width:auto;margin-bottom:1.2rem}
.ft-brand p{font-size:.92rem;max-width:34ch}
.ft-social{margin-top:1.2rem}
.ft-social a{display:inline-flex;align-items:center;gap:.55rem;padding:.55rem 1rem;border:1px solid rgba(255,255,255,.16);border-radius:999px;font-size:.9rem;font-weight:600;color:#fff;transition:background .2s, border-color .2s}
.ft-social a:hover{background:linear-gradient(135deg,var(--orange),var(--red));border-color:transparent}
.ft-social svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8}
.ft-col h5{font-size:1.15rem;color:#fff;margin-bottom:1rem}
.ft-col a{display:block;font-size:.92rem;margin-bottom:.55rem;transition:color .2s}
.ft-col a:hover{color:var(--orange)}
.ft-col p{font-size:.92rem;margin-top:.8rem}
.ft-bot{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.09);padding-block:1.5rem}
.ft-bot p{font-size:.8rem;color:rgba(255,255,255,.44);margin:0}

/* WhatsApp flutuante */
.zap{position:fixed;right:1.5rem;bottom:1.5rem;z-index:91;width:58px;height:58px;display:grid;place-items:center;border-radius:50%;background:#25d366;box-shadow:0 6px 18px rgba(37,211,102,.5), var(--shadow-m);transition:transform .2s var(--ease)}
.zap:hover{transform:scale(1.08)}
.zap svg{width:32px;height:32px;fill:#fff}
.tem-zap .totop{bottom:5.8rem}

/* Voltar ao topo */
.totop{position:fixed;right:1.5rem;bottom:1.5rem;z-index:90;width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:var(--red);box-shadow:var(--shadow-m);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .25s, visibility .25s, transform .25s var(--ease)}
.totop.on{opacity:1;visibility:visible;transform:none}
.totop svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* Animação de entrada */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .6s var(--ease), transform .6s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}}

/* ---------------- Responsivo ---------------- */
@media (max-width:1024px){
  .grid-svc{grid-template-columns:repeat(2,1fr)}
  .team{grid-template-columns:repeat(3,1fr)}
  .car-slide{flex-basis:62%}
  .pilares-grid{grid-template-columns:1fr;max-width:520px;margin-inline:auto}
  .pilar{min-height:0}
  .cred-badges{grid-template-columns:repeat(2,1fr)}
  .grid-2{gap:3rem}
  .ft-in{grid-template-columns:1fr 1fr;gap:2.5rem}
  .ft-brand{grid-column:1 / -1}
}

@media (max-width:860px){
  .burger{display:flex}
  .nav{
    position:fixed;inset:calc(var(--hdr-h) + 4px) 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(255,255,255,.98);backdrop-filter:blur(10px);padding:1rem 1.25rem 1.6rem;
    box-shadow:0 12px 24px rgba(27,27,29,.12);
    transform:translateY(-160%);transition:transform .32s var(--ease);
  }
  .nav.open{transform:none}
  .nav a{padding:.95rem .6rem;border-radius:var(--r-s);font-size:1rem;color:var(--graf-700)}
  .nav a:hover{background:var(--graf-50)}
  .nav .nav-cta{margin:.7rem 0 0;text-align:center;justify-content:center}

  .grid-2{grid-template-columns:1fr;gap:2.5rem}
  .obra-head{flex-direction:column;gap:1.2rem}
  .selo{align-self:flex-start;min-width:0;padding:.8rem 1.2rem;text-align:left}
  .sec{padding:4.5rem 0}
  .hero{min-height:0;padding:calc(var(--hdr-h) + 3rem) 0 7rem}
  .hero-in > *{max-width:none}
  .hero-scrim{
    background:
      linear-gradient(90deg, rgba(20,20,22,.86) 0%, rgba(20,20,22,.6) 60%, rgba(20,20,22,.4) 100%),
      linear-gradient(180deg, rgba(20,20,22,.5) 0%, transparent 20%),
      linear-gradient(0deg, rgba(20,20,22,.55) 0%, transparent 46%);
  }
}

@media (max-width:640px){
  .grid-svc{grid-template-columns:1fr}
  .team{grid-template-columns:1fr;max-width:420px;margin-inline:auto}
  .car-slide{flex-basis:84%}
  .car-slide .gal-i{transform:scale(.96)}
  .car-prev{left:4px} .car-next{right:4px}
  .cred-badges{grid-template-columns:1fr}
  .quants li{flex-basis:calc(50% - .3rem)}
  .f-2{grid-template-columns:1fr;gap:0}
  .obra{padding:1.5rem}
  .form{padding:1.5rem}
  .card-id{padding:1.5rem}
  .ft-in{grid-template-columns:1fr;gap:2rem}
  .ft-bot{flex-direction:column;gap:.4rem}
  .btn{width:100%}
  .hero-btns{flex-direction:column}
  .pilares{margin-top:-4rem}
}

@media print{
  .hdr,.totop,.zap,.hero-btns,.form,.burger,body::before{display:none}
  body{color:#000}
  .hero,.sec-dark,.cred,.ft{background:#fff;color:#000}
  .js .reveal{opacity:1;transform:none}
}