@font-face{font-family:'Archivo';font-style:normal;font-weight:300 700;font-display:swap;src:url(../fonts/archivo-latin.woff2) format('woff2')}
/* ============================================================
   Prime Upkeep — manutenção residencial e comercial · Grupo Poliune
   Claro, técnico, azul celeste como acento (brand book §3)
   ============================================================ */
:root{
  --bg:#F5F7F8;
  --paper:#FFFFFF;
  --ink:#14181B;
  --muted:#66707A;
  --line:#DFE5E9;
  --stone:#CFD9DF;
  --stone-soft:#E9EEF1;
  --accent:#0088AA;
  --accent-dark:#00708C;
  --dark:#0F1B20;
  --max:1320px;
  --pad:clamp(20px,4vw,56px);
  --font:"Archivo",-apple-system,"Helvetica Neue",Arial,sans-serif;
  --serif:"Archivo",sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#fff}
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ---------- tipografia ---------- */
h1,h2,h3{font-weight:300;line-height:1.08;letter-spacing:-.015em}
.display{font-size:clamp(2.6rem,6.5vw,5.2rem)}
.h2{font-size:clamp(2rem,4.2vw,3.3rem)}
.h3{font-size:clamp(1.3rem,2.2vw,1.7rem);font-weight:400}
.lead{font-size:clamp(1.15rem,1.9vw,1.5rem);font-weight:300;line-height:1.5}
.muted{color:var(--muted)}
em.it{font-style:normal;font-weight:500;color:var(--accent)}
.kicker{display:inline-flex;align-items:center;gap:.75rem;font-size:.72rem;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--muted)}
.kicker::before{content:"";width:34px;height:2px;background:var(--accent)}

/* ---------- header ---------- */
.site-head{position:fixed;inset:0 0 auto 0;z-index:100;transition:background .35s ease,box-shadow .35s ease}
.site-head .bar{max-width:var(--max);margin:0 auto;padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;height:84px}
.brand{display:flex;align-items:center;gap:.8rem;line-height:1}
.brand img{height:46px;width:auto}
.brand .wm{font-size:1.05rem;font-weight:500;letter-spacing:.2em;display:block}
.brand .lg-light{display:none}
.brand small{display:block;font-size:.56rem;letter-spacing:.26em;text-transform:uppercase;color:var(--muted);margin-top:.3rem;font-weight:400}
.nav{display:flex;align-items:center;gap:2rem}
.nav a{font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--ink);opacity:.75;transition:opacity .2s}
.nav a:hover,.nav a.on{opacity:1}
.nav .btn{opacity:1}
.site-head.over .nav a,.site-head.over .brand small,.site-head.over .brand .wm{color:#fff}
.site-head.over .brand .lg-dark{display:none}
.site-head.over .brand .lg-light{display:block}
.site-head.solid{background:rgba(244,242,238,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.site-head.over.solid .nav a,.site-head.over.solid .brand small,.site-head.over.solid .brand .wm{color:var(--ink)}
.site-head.over.solid .brand .lg-dark{display:block}
.site-head.over.solid .brand .lg-light{display:none}
.site-head.over.solid .nav .btn{color:#fff;background:var(--accent);border-color:var(--accent)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:6px;align-items:center}
.burger span{display:block;width:24px;height:1.5px;background:currentColor;transition:transform .3s,opacity .3s}
.site-head.over .burger{color:#fff}
.site-head.solid .burger{color:var(--ink)}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;gap:.6rem;font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;padding:.95rem 1.7rem;border:1px solid var(--ink);border-radius:999px;color:var(--ink);transition:all .25s var(--ease);cursor:pointer;background:transparent;font-family:inherit}
.btn:hover{background:var(--ink);color:var(--bg)}
.btn.fill{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.fill:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn.light{border-color:#fff;color:#fff}
.btn.light:hover{background:#fff;color:var(--ink)}
.btn.light.fill{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.light.fill:hover{background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}
.btn svg{width:14px;height:14px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;isolation:isolate}
.hero .media{position:absolute;inset:0;z-index:-1}
.hero .media img,.hero .media video{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
.hero .media img{object-position:center 60%;transform:scale(1.04);animation:heroIn 2.2s var(--ease) forwards}
@keyframes heroIn{to{transform:scale(1)}}
.hero .media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,22,25,.25) 0%,rgba(19,22,25,.05) 35%,rgba(19,22,25,.72) 100%)}
.hero .wrap{width:100%;padding-bottom:clamp(48px,8vh,96px);padding-top:140px}
.hero .kicker{color:rgba(255,255,255,.85)}
.hero .kicker::before{background:var(--accent)}
.hero h1{max-width:14ch;margin:1.1rem 0 1.2rem}
.hero .lead{max-width:56ch;color:rgba(255,255,255,.88);margin-bottom:2rem}
.hero .acts{display:flex;gap:.8rem;flex-wrap:wrap}
.hero .side{position:absolute;right:var(--pad);bottom:clamp(48px,8vh,96px);writing-mode:vertical-rl;font-size:.62rem;letter-spacing:.32em;text-transform:uppercase;color:rgba(255,255,255,.65)}

/* ---------- secções ---------- */
.section{padding:clamp(80px,10vw,140px) 0}
.section.tight{padding:clamp(56px,7vw,96px) 0}
.section.stone{background:var(--stone-soft)}
.section.paper{background:var(--paper)}
.section.dark{background:var(--dark);color:var(--bg)}
.section.dark .kicker{color:rgba(244,242,238,.6)}
.section.dark .kicker::before{background:var(--accent)}
.section.dark .muted{color:rgba(244,242,238,.62)}
.grid{display:grid;gap:clamp(24px,4vw,64px)}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,6vw,96px);align-items:start}
.sticky{position:sticky;top:110px}

/* statement */
.statement{max-width:30ch;font-size:clamp(1.7rem,3.4vw,2.8rem);font-weight:300;line-height:1.2;letter-spacing:-.015em}
.statement em.it{font-weight:300}
.prose-cols p+p{margin-top:1.1rem}
.prose-cols{font-size:1.05rem;color:var(--ink)}
.prose-cols .muted{color:var(--muted)}

/* serviços */
.svc{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.svc article{padding:2.2rem 1.6rem 2.4rem 0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding-left:1.6rem;position:relative;transition:background .3s}
.svc article:first-child{padding-left:0}
.svc article:last-child{border-right:0}
.svc article:hover{background:var(--paper)}
.svc .n{font-size:.8rem;font-weight:600;letter-spacing:.2em;color:var(--accent);margin-bottom:2.2rem;display:block}
.svc h3{font-size:1.35rem;font-weight:400;margin-bottom:.8rem;letter-spacing:-.01em}
.svc p{color:var(--muted);font-size:.98rem}
.svc ul{list-style:none;margin-top:1.1rem;color:var(--ink);font-size:.92rem}
.svc li{padding:.38rem 0;border-top:1px solid var(--line)}

/* método */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,3vw,40px)}
.steps li{list-style:none;position:relative;padding-top:1.4rem;border-top:1px solid rgba(244,242,238,.25)}
.steps li::before{counter-increment:s;content:"0" counter(s);position:absolute;top:-.75rem;left:0;background:var(--dark);padding-right:.8rem;font-size:.9rem;font-weight:600;letter-spacing:.2em;color:var(--accent)}
.steps h3{font-size:1.25rem;font-weight:400;margin:.6rem 0 .6rem}
.steps p{color:rgba(244,242,238,.68);font-size:.96rem}

/* equipa */
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,4vw,56px)}
.team figure{text-align:left}
.team .ph{width:min(100%,260px);aspect-ratio:1;border-radius:50%;overflow:hidden;background:var(--stone);margin-bottom:1.2rem}
.team .ph img{width:100%;height:100%;object-fit:cover;object-position:50% 60%;transform:scale(1.34);filter:grayscale(1)}
.team h3{font-size:1.2rem;font-weight:400}
.team p{color:var(--muted);font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;margin-top:.3rem}

/* cadeia Poliune */
.chain{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);background:var(--paper)}
.chain a,.chain div{padding:1.6rem 1.4rem;border-right:1px solid var(--line);transition:background .3s}
.chain>*:last-child{border-right:0}
.chain a:hover{background:var(--stone-soft)}
.chain .st{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:.8rem}
.chain b{font-weight:500;font-size:1.1rem;display:block}
.chain small{display:block;color:var(--muted);margin-top:.3rem;font-size:.88rem}
.chain .me{background:var(--accent);color:#fff}
.chain .me .st,.chain .me small{color:rgba(244,242,238,.65)}

/* contactos */
.contact{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,6vw,96px)}
.contact dl{margin-top:2rem;display:grid;grid-template-columns:auto 1fr;gap:.6rem 1.6rem;font-size:1rem}
.contact dt{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);padding-top:.35rem}
.contact dd a:hover{text-decoration:underline}
form.f{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem 1.4rem}
form.f .full{grid-column:1/-1}
form.f label{display:block;font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);margin-bottom:.45rem}
form.f input,form.f select,form.f textarea{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:transparent;border:0;border-bottom:1px solid var(--ink);padding:.6rem 0;border-radius:0;outline:0;transition:border-color .2s}
form.f textarea{min-height:120px;resize:vertical}
form.f input:focus,form.f textarea:focus,form.f select:focus{border-bottom-width:2px}
form.f .hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
form.f .acts{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;margin-top:.6rem}
form.f .msg{font-size:.9rem;color:var(--muted)}
form.f .msg.ok{color:var(--ink)}
form.f .msg.err{color:#8b2f2f}
.consent{font-size:.82rem;color:var(--muted)}
.consent a{text-decoration:underline}

/* cta band */
.cta-band{background:var(--stone-soft);padding:clamp(64px,8vw,110px) 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;flex-wrap:wrap}
.cta-band h2{max-width:18ch}

/* páginas internas */
.page-hero{padding:clamp(150px,20vh,220px) 0 clamp(40px,6vw,72px)}
.page-hero h1{margin:1rem 0 .8rem}
.prose{max-width:76ch}
.prose h2{font-size:1.5rem;font-weight:400;margin:2.4rem 0 .8rem}
.prose p+p{margin-top:1rem}
.prose ul{padding-left:1.2rem;margin:.8rem 0}
.prose table{border-collapse:collapse;width:100%;margin:1rem 0}
.prose td{padding:.6rem .8rem .6rem 0;border-bottom:1px solid var(--line);vertical-align:top}
.prose td:first-child{color:var(--muted);white-space:nowrap;width:1%;padding-right:2rem}
.prose blockquote{border-left:2px solid var(--accent);padding-left:1.2rem;margin:1.6rem 0;font-size:1.25rem;font-weight:300}
.prose a{text-decoration:underline}

/* footer */
.site-foot{background:var(--dark);color:var(--bg);padding:clamp(56px,7vw,88px) 0 2rem}
.site-foot .top{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:2.5rem}
.site-foot .brand img{height:44px}
.site-foot .brand .wm{font-size:1.3rem}
.site-foot .brand small{color:rgba(244,242,238,.6)}
.site-foot .group-note{color:rgba(244,242,238,.65);font-size:.92rem;max-width:34ch;margin:1.2rem 0}
.site-foot .pol{display:flex;align-items:center;gap:.8rem;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(244,242,238,.6);margin-top:.6rem}
.site-foot .pol img{height:22px;width:auto;opacity:.9}
.site-foot .esg{display:flex;align-items:center;gap:.9rem;margin-top:1.4rem;font-size:.78rem;color:rgba(244,242,238,.7);max-width:34ch}
.site-foot .esg img{width:54px;height:auto;flex:none}
.site-foot h4{font-size:.68rem;letter-spacing:.26em;text-transform:uppercase;color:rgba(244,242,238,.55);margin-bottom:1rem;font-weight:600}
.site-foot ul{list-style:none}
.site-foot li{padding:.25rem 0;font-size:.95rem;color:rgba(244,242,238,.85)}
.site-foot li a:hover{text-decoration:underline}
.site-foot .legal{border-top:1px solid rgba(244,242,238,.14);margin-top:3rem;padding-top:1.4rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.78rem;color:rgba(244,242,238,.5)}
.site-foot .legal a:hover{color:var(--bg)}

/* reveal */
.rv{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}.hero .media img{animation:none}.hero .media video{display:none}.hero .media{background:url(../video/hero-poster.jpg) center/cover no-repeat}}

/* ---------- responsivo ---------- */
@media (max-width:1100px){
  .svc{grid-template-columns:1fr 1fr}
  .svc article{padding-left:1.6rem}
  .svc article:nth-child(odd){padding-left:0;border-right:1px solid var(--line)}
  .svc article:nth-child(even){border-right:0}
  .steps{grid-template-columns:1fr 1fr}
  .chain{grid-template-columns:1fr 1fr 1fr}
  .chain>*{border-bottom:1px solid var(--line)}
  .site-foot .top{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .site-head .bar{height:72px}
  .burger{display:flex}
  .nav{position:fixed;inset:0;background:var(--bg);flex-direction:column;justify-content:center;gap:1.6rem;transform:translateY(-100%);transition:transform .45s var(--ease);z-index:-1}
  .nav a{font-size:1rem;color:var(--ink)!important}
  body.menu-open .nav{transform:none}
  body.menu-open{overflow:hidden}
  body.menu-open .burger{color:var(--ink)}
  body.menu-open .burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  body.menu-open .burger span:nth-child(2){opacity:0}
  body.menu-open .burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  body.menu-open .site-head{background:var(--bg)}
  body.menu-open .brand .lg-light{display:none!important}
  body.menu-open .brand .lg-dark{display:block!important}
  body.menu-open .brand small{color:var(--muted)!important}
  body.menu-open .brand .wm{color:var(--ink)!important}
  .split,.contact,.proj{grid-template-columns:1fr}
  .sticky{position:static}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .team{grid-template-columns:1fr 1fr}
  .hero .side{display:none}
  .hero .media img{object-position:center 50%}
  form.f{grid-template-columns:1fr}
}
@media (max-width:560px){
  .svc{grid-template-columns:1fr}
  .svc article{padding-left:0!important;border-right:0!important}
  .steps{grid-template-columns:1fr}
  .chain{grid-template-columns:1fr}
  .chain a,.chain div{border-right:0}
  .team{grid-template-columns:1fr}
  .site-foot .top{grid-template-columns:1fr}
  body{font-size:16px}
}

/* ---------- projetos (grelha + galeria) ---------- */
.proj{display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(16px,2.2vw,28px)}
.proj figure{grid-column:span 2;position:relative;margin:0}
.proj figure.wide{grid-column:span 3}
.proj figure a{display:block;position:relative;overflow:hidden;background:var(--stone)}
.proj figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10.5;transition:transform 1.4s var(--ease)}
.proj figure:hover img{transform:scale(1.03)}
.proj .ct{position:absolute;right:.9rem;bottom:.9rem;font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:#fff;background:rgba(19,22,25,.55);padding:.35rem .6rem;border-radius:999px;backdrop-filter:blur(6px)}
.proj figcaption{display:flex;flex-direction:column;gap:.3rem;padding:.9rem 0 .2rem;font-size:.98rem}
.proj figcaption b{font-weight:500}
.proj figcaption span{color:var(--muted);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase}
.note{font-size:.85rem;color:var(--muted);margin-top:2.4rem;max-width:64ch}
.lb{position:fixed;inset:0;background:rgba(19,22,25,.96);z-index:200;display:none;align-items:center;justify-content:center}
.lb.open{display:flex}
.lb img{max-width:min(92vw,1600px);max-height:86vh;object-fit:contain;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.lb button{position:absolute;background:none;border:0;color:#fff;font-size:2.4rem;line-height:1;cursor:pointer;opacity:.7;padding:1rem;font-family:inherit}
.lb button:hover{opacity:1}
.lb .x{top:.6rem;right:1rem}.lb .pv{left:.4rem;top:50%;transform:translateY(-50%)}.lb .nx{right:.4rem;top:50%;transform:translateY(-50%)}
.lb .ct{position:absolute;left:0;right:0;bottom:1rem;text-align:center;color:rgba(255,255,255,.7);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase}
.lb .ct b{display:block;font-weight:400;letter-spacing:.04em;text-transform:none;font-size:.95rem;color:#fff;margin-bottom:.3rem}
.site-foot .brand img.full{height:auto;width:170px}
@media (max-width:820px){.proj{grid-template-columns:1fr}.proj figure,.proj figure.wide{grid-column:auto}}

/* ---------- seletor de língua ---------- */
.lang{display:flex;gap:.5rem;font-size:.7rem;letter-spacing:.14em;border-left:1px solid var(--line);padding-left:clamp(1rem,2vw,1.6rem)}
.lang a{opacity:.45;font-weight:600}.lang a.on{opacity:1}.lang a:hover{opacity:1}
.site-head.over .lang{border-color:rgba(255,255,255,.35)}
.site-head.over.solid .lang{border-color:var(--line)}
@media (max-width:820px){.lang{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:1.2rem;gap:1.5rem}.lang a{font-size:.9rem}}

/* ---------- valores ---------- */
.vals{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.vals article{background:var(--paper);padding:2rem 1.6rem 2.2rem}
.vals h3{font-size:.78rem;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem}
.vals p{color:var(--muted);font-size:.96rem}
/* ---------- cobertura ---------- */
.cover{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px)}
.cover figure{position:relative;overflow:hidden;background:var(--stone);margin:0}
.cover figure img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 1.4s var(--ease)}
.cover figure:hover img{transform:scale(1.03)}
.cover figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.6rem;color:#fff;background:linear-gradient(180deg,rgba(15,27,32,0) 0%,rgba(15,27,32,.75) 100%)}
.cover figcaption b{display:block;font-size:1.35rem;font-weight:400;letter-spacing:-.01em}
.cover figcaption span{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;opacity:.85}
.svc-img{margin-top:2.6rem}
.svc-img img{width:100%;aspect-ratio:21/8;object-fit:cover}
@media (max-width:1100px){.vals{grid-template-columns:1fr 1fr}}
@media (max-width:820px){.cover{grid-template-columns:1fr}}
@media (max-width:560px){.vals{grid-template-columns:1fr}}

/* ---------- filme completo (com som) ---------- */
.btn .pl{width:0;height:0;border-left:9px solid currentColor;border-top:6px solid transparent;border-bottom:6px solid transparent;display:inline-block}
.film{position:fixed;inset:0;background:rgba(10,14,16,.96);z-index:300;display:none;align-items:center;justify-content:center;padding:clamp(12px,4vw,48px)}
.film.open{display:flex}
.film video{width:min(100%,1400px);max-height:88vh;aspect-ratio:16/9;background:#000;box-shadow:0 30px 80px rgba(0,0,0,.6);outline:0}
.film .x{position:absolute;top:.6rem;right:1rem;background:none;border:0;color:#fff;font-size:2.4rem;line-height:1;cursor:pointer;opacity:.75;padding:.6rem 1rem;font-family:inherit}
.film .x:hover{opacity:1}