:root{
  --navy:#16375F; --navy-d:#0B1E38; --navy-l:#3D6BA3;
  --paper:#FBFAF8; --paper-2:#F2F0EC; --line:#DCD8D1; --line-2:#C9C4BB;
  --ink:#1C1F24; --muted:#79766F; --gold:#C9A84C;
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Inter',-apple-system,sans-serif;
  --mono:'JetBrains Mono',monospace;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.65;font-weight:300;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px}
::selection{background:var(--navy);color:#fff}
button{font-family:inherit}

/* ---- reveal primitives ---- */
.rv,.rv-l,.rv-r,.rv-sc{opacity:0;transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv{transform:translateY(34px)}
.rv-l{transform:translateX(-38px)}
.rv-r{transform:translateX(38px)}
.rv-sc{transform:scale(.94);transition-duration:1.1s}
.rv.in,.rv-l.in,.rv-r.in,.rv-sc.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}

.blueprint{position:absolute;inset:0;pointer-events:none;opacity:.05;
  background-image:linear-gradient(var(--navy) .5px,transparent .5px),linear-gradient(90deg,var(--navy) .5px,transparent .5px);
  background-size:48px 48px}
.idx{font-family:var(--mono);font-size:11px;letter-spacing:.12em;color:var(--navy);opacity:.75;font-weight:500}

/* ---- HEADER ---- */
header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(251,250,248,0);backdrop-filter:blur(0px);border-bottom:1px solid transparent;transition:background .5s,border-color .5s,backdrop-filter .5s}
header.solid{background:rgba(251,250,248,.94);backdrop-filter:blur(12px);border-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;max-width:1240px;margin:0 auto;padding:14px 40px;gap:24px}
.brand img{height:52px;width:auto;transition:filter .5s}
header:not(.solid) .brand img{filter:brightness(0) invert(1)}
nav ul{list-style:none;display:flex;gap:34px}
nav a{font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;font-weight:400;position:relative;padding:6px 0;white-space:nowrap;color:var(--navy-d);transition:color .5s}
header:not(.solid) nav a{color:#fff}
nav a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:1px;background:currentColor;transition:.35s}
nav a:hover::after,nav a.on::after{width:100%}
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 26px;font-size:11.5px;font-weight:500;letter-spacing:.11em;text-transform:uppercase;transition:.28s;border:1px solid transparent;cursor:pointer}
.b-solid{background:var(--navy);color:#fff}
.b-solid:hover{background:var(--navy-d)}
.b-line{border-color:var(--navy);color:var(--navy)}
.b-line:hover{background:var(--navy);color:#fff}
.b-white{border-color:rgba(255,255,255,.55);color:#fff}
.b-white:hover{background:#fff;color:var(--navy)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px}
.burger span{width:22px;height:1.5px;background:var(--navy-d);transition:.3s}
header:not(.solid) .burger span{background:#fff}

#mm{position:fixed;inset:0;background:var(--navy-d);z-index:99;display:none;flex-direction:column;align-items:center;justify-content:center;gap:30px}
#mm.open{display:flex}
#mm a{color:#fff;font-family:var(--serif);font-size:27px}

/* ---- HERO ---- */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:flex-end;overflow:hidden}
.hero-bg{position:absolute;inset:-6%;z-index:0;will-change:transform}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,30,56,.5) 0%,rgba(11,30,56,.22) 38%,rgba(11,30,56,.88) 100%)}
.hero-in{position:relative;z-index:2;width:100%;padding:0 40px 84px;max-width:1240px;margin:0 auto}
.hero-tag{display:flex;align-items:center;gap:14px;margin-bottom:24px;overflow:hidden}
.hero-tag span{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#C3D2E6;display:block}
.hero-tag i{display:block;width:44px;height:1px;background:#C3D2E6;opacity:.7}
.hero h1{font-family:var(--serif);font-weight:300;font-size:clamp(38px,6.4vw,82px);color:#fff;line-height:1.03;letter-spacing:-.015em;max-width:16ch;margin-bottom:26px}
.hero h1 em{font-style:italic;color:var(--gold)}
.hero p{color:#D5DEEA;font-size:16.5px;max-width:52ch;margin-bottom:38px;font-weight:300}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.scroll-hint{position:absolute;left:40px;bottom:36px;z-index:3;display:flex;align-items:center;gap:12px}
.scroll-hint span{font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.75)}

/* ---- STRIP ---- */
.strip{background:var(--navy-d);border-top:1px solid rgba(255,255,255,.1)}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.08)}
.st{background:var(--navy-d);padding:30px 26px}
.st b{display:block;font-family:var(--serif);font-size:33px;color:#fff;font-weight:400;line-height:1}
.st span{font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:#8FA3BF;margin-top:8px;display:block}

/* ---- SECTION ---- */
section{padding:130px 0;position:relative}
.shead{display:grid;grid-template-columns:auto 1fr;gap:34px;align-items:start;margin-bottom:60px}
.shead .num{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--navy);padding-top:12px;border-top:1px solid var(--navy);opacity:.8}
.shead h2{font-family:var(--serif);font-size:clamp(30px,4vw,48px);font-weight:300;color:var(--navy-d);line-height:1.12;letter-spacing:-.01em;max-width:20ch}
.shead p{color:var(--muted);font-size:15.5px;margin-top:16px;max-width:56ch}

/* ---- SOBRE ---- */
#sobre{background:var(--paper)}
.sobre{display:grid;grid-template-columns:1.05fr .95fr;gap:76px;align-items:center}
.sobre-txt p{color:#4A4F57;margin-bottom:17px;font-size:15.5px}
.fig{position:relative;overflow:hidden}
.fig .fw{overflow:hidden}
.fig img{width:100%;transform:scale(1.12);transition:transform 1.4s var(--ease)}
.fig.in img{transform:scale(1)}
.fig figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.09em;color:var(--muted);margin-top:12px;text-transform:uppercase}
.fig::before{content:'';position:absolute;top:-14px;left:-14px;width:64px;height:64px;border-top:1px solid var(--navy);border-left:1px solid var(--navy);opacity:.5;z-index:2}
.pillars3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:38px;padding-top:30px;border-top:1px solid var(--line)}
.pillars3 b{display:block;font-family:var(--serif);font-size:22px;font-weight:500;color:var(--navy);margin-bottom:4px}
.pillars3 span{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ---- SERVICOS ---- */
#servicos{background:var(--paper-2)}
.srv{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
.srv-i{background:var(--paper);padding:46px 42px;position:relative;min-height:252px;display:flex;flex-direction:column;overflow:hidden}
.srv-i::before{content:'';position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--gold);transform:scaleY(0);transform-origin:bottom;transition:transform .5s var(--ease)}
.srv-i:hover::before{transform:scaleY(1)}
.srv-i:hover{background:#fff}
.srv-i .idx{margin-bottom:20px}
.srv-i h3{font-family:var(--serif);font-size:26px;font-weight:500;color:var(--navy-d);margin-bottom:12px;transition:transform .4s var(--ease)}
.srv-i:hover h3{transform:translateX(6px)}
.srv-i p{color:var(--muted);font-size:14.5px;flex:1}
.srv-i .glyph{position:absolute;top:36px;right:36px;opacity:.15;transition:opacity .4s,transform .5s var(--ease)}
.srv-i:hover .glyph{opacity:.3;transform:rotate(8deg) scale(1.08)}

/* ---- OBRAS ---- */
#obras{background:var(--paper)}
.filters{display:flex;gap:0;margin-bottom:40px;border-bottom:1px solid var(--line)}
.fb{padding:12px 22px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);cursor:pointer;border-bottom:1px solid transparent;margin-bottom:-1px;transition:.25s}
.fb.on,.fb:hover{color:var(--navy);border-bottom-color:var(--navy)}
.proj{display:grid;grid-template-columns:repeat(2,1fr);gap:34px}
.pc{cursor:pointer;position:relative;background:var(--paper)}
.pc-img{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--paper-2)}
.pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.pc:hover .pc-img img{transform:scale(1.045)}
.pc-badge{position:absolute;top:0;left:0;background:var(--navy);color:#fff;font-family:var(--mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;padding:7px 13px;z-index:2}
.pc-n{position:absolute;bottom:0;right:0;background:rgba(251,250,248,.94);font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:var(--navy);padding:7px 12px;z-index:2}
.pc-b{padding:20px 2px 0;display:flex;justify-content:space-between;align-items:flex-start;gap:16px;border-top:1px solid var(--line);margin-top:16px}
.pc-b h3{font-family:var(--serif);font-size:24px;font-weight:500;color:var(--navy-d);line-height:1.2}
.pc-b .meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.07em;color:var(--muted);margin-top:6px;text-transform:uppercase}
.pc-b .go{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:var(--navy);white-space:nowrap;padding-top:6px;transition:transform .3s var(--ease)}
.pc:hover .go{transform:translateX(4px)}

/* ---- LIGHTBOX ---- */
.lb{position:fixed;inset:0;background:#0B1E38;z-index:200;display:none;flex-direction:column}
.lb.on{display:flex}
.lb-top{display:flex;justify-content:space-between;align-items:center;padding:22px 40px;border-bottom:1px solid rgba(255,255,255,.13);flex-wrap:wrap;gap:12px}
.lb-top h3{font-family:var(--serif);font-size:25px;color:#fff;font-weight:400}
.lb-top .m{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;color:#8FA3BF;text-transform:uppercase;margin-top:3px}
.lb-x{background:none;border:1px solid rgba(255,255,255,.35);color:#fff;width:42px;height:42px;font-size:19px;cursor:pointer;transition:.25s;flex-shrink:0}
.lb-x:hover{background:#fff;color:var(--navy-d)}
.lb-stage{flex:1;display:flex;align-items:center;justify-content:center;padding:26px 40px;min-height:0;position:relative}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain}
.lb-nav{background:rgba(255,255,255,.1);border:none;color:#fff;width:46px;height:46px;font-size:20px;cursor:pointer;position:absolute;top:50%;transform:translateY(-50%);transition:.25s}
.lb-nav:hover{background:rgba(255,255,255,.25)}
.lb-nav.prev{left:14px}.lb-nav.next{right:14px}
.lb-thumbs{display:flex;gap:9px;padding:16px 40px 26px;overflow-x:auto;justify-content:center;flex-wrap:wrap}
.lb-thumbs img{width:80px;height:54px;object-fit:cover;opacity:.4;cursor:pointer;transition:.25s;border:1px solid transparent}
.lb-thumbs img.on,.lb-thumbs img:hover{opacity:1;border-color:#fff}

/* ---- PROCESSO ---- */
#processo{background:var(--navy-d);color:#fff;overflow:hidden}
#processo .shead h2{color:#fff}
#processo .shead .num{color:var(--gold);border-color:var(--gold)}
#processo .shead p{color:#9DB0CA}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.14);border-top:1px solid rgba(255,255,255,.14)}
.step{background:var(--navy-d);padding:34px 26px 30px;position:relative}
.step .n{font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.12em;margin-bottom:16px}
.step h4{font-family:var(--serif);font-size:22px;font-weight:400;margin-bottom:9px}
.step p{color:#9DB0CA;font-size:13.5px}
.step .bar{position:absolute;left:0;bottom:0;height:2px;background:var(--gold);width:0;transition:width 1s var(--ease)}
.step.in .bar{width:100%}

/* ---- BLOG GRID (shared card component) ---- */
#blog{background:var(--paper-2)}
.bgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.bpost{background:var(--paper);border:1px solid var(--line);display:flex;flex-direction:column;transition:.4s var(--ease)}
.bpost:hover{background:#fff;transform:translateY(-4px);box-shadow:0 22px 44px rgba(11,30,56,.09)}
.bpost .im{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.bpost .im img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.bpost:hover .im img{transform:scale(1.05)}
.bpost .bd{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.bpost .cat{font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--navy);margin-bottom:11px}
.bpost h3{font-family:var(--serif);font-size:21px;font-weight:500;color:var(--navy-d);line-height:1.28;margin-bottom:10px}
.bpost p{color:var(--muted);font-size:13.5px;flex:1}
.bpost .dt{font-family:var(--mono);font-size:10px;letter-spacing:.08em;color:var(--muted);margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}

/* ---- CONTATO / FORM ---- */
#contato-sec{background:var(--paper)}
.ct{display:grid;grid-template-columns:.85fr 1.15fr;gap:66px;align-items:start}
.ct-info h3{font-family:var(--serif);font-size:27px;font-weight:400;color:var(--navy-d);margin-bottom:16px;line-height:1.25}
.ct-info>p{color:var(--muted);font-size:14.5px;margin-bottom:32px}
.ct-item{padding:17px 0;border-top:1px solid var(--line)}
.ct-item .k{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.ct-item .v{font-size:15px;color:var(--navy-d)}
.ct-item a:hover{color:var(--navy)}
form{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.f-full{grid-column:1/-1}
.fld label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.fld input,.fld select,.fld textarea{width:100%;background:transparent;border:none;border-bottom:1px solid var(--line-2);padding:11px 2px;font-family:var(--sans);font-size:15px;color:var(--ink);font-weight:300;transition:.25s;border-radius:0}
.fld textarea{resize:vertical;min-height:88px}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-bottom-color:var(--navy)}
.fld input::placeholder,.fld textarea::placeholder{color:#B4AFA6}
.fld select{cursor:pointer;-webkit-appearance:none;appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--navy) 50%),linear-gradient(135deg,var(--navy) 50%,transparent 50%);
  background-position:calc(100% - 13px) 19px,calc(100% - 8px) 19px;background-size:5px 5px;background-repeat:no-repeat}
.fld.err input,.fld.err select,.fld.err textarea{border-bottom-color:#B4463C}
.fld .msg{font-family:var(--mono);font-size:10px;color:#B4463C;margin-top:6px;display:none;letter-spacing:.05em}
.fld.err .msg{display:block}
.f-note{font-family:var(--mono);font-size:10px;letter-spacing:.05em;color:var(--muted);line-height:1.7}

/* ---- CTA ---- */
.cta{background:var(--navy);padding:84px 0;position:relative;overflow:hidden}
.cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:34px;flex-wrap:wrap;position:relative;z-index:2}
.cta h3{font-family:var(--serif);font-size:clamp(27px,3.4vw,40px);color:#fff;font-weight:300;max-width:17ch;line-height:1.15}
.cta p{color:#B9C8E0;margin-top:10px;font-size:14.5px}

/* ---- FOOTER ---- */
footer{background:var(--navy-d);color:#93A5C0;padding:74px 0 26px;border-top:1px solid rgba(255,255,255,.1)}
.fg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;margin-bottom:54px}
.fg img{height:56px;margin-bottom:18px;opacity:.96}
.fg p{font-size:13.5px;max-width:30ch;color:#8093AF}
footer h4{color:#fff;font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;margin-bottom:18px;font-weight:500}
footer ul{list-style:none}
footer li{margin-bottom:11px;font-size:13.5px}
footer a:hover{color:#fff}
.fb2{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-family:var(--mono);font-size:10.5px;letter-spacing:.05em;color:#6B7E9B}
.fb2 b{color:#B9C8E0;font-weight:500}

/* ---- WA ---- */
.wa{position:fixed;right:26px;bottom:26px;z-index:90;width:56px;height:56px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,.28);transition:.25s}
.wa:hover{transform:scale(1.07)}
.wa svg{width:27px;height:27px;fill:#fff}

@media(max-width:1000px){
  nav{display:none}.burger{display:flex}.nav>.btn{display:none}
  .sobre{grid-template-columns:1fr;gap:44px}
  .srv,.proj{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .fg{grid-template-columns:1fr 1fr}
  .strip .wrap{grid-template-columns:1fr 1fr}
  .bgrid{grid-template-columns:1fr}
  .ct{grid-template-columns:1fr;gap:44px}
}
@media(max-width:640px){
  .wrap,.nav,.hero-in{padding-left:22px;padding-right:22px}
  section{padding:80px 0}
  .shead{grid-template-columns:1fr;gap:14px}
  .brand img{height:44px}
  .steps,.fg{grid-template-columns:1fr}
  .lb-top,.lb-stage,.lb-thumbs{padding-left:18px;padding-right:18px}
  .pc-b{flex-direction:column;gap:6px}
  form{grid-template-columns:1fr}
  .scroll-hint{display:none}
}
@media(prefers-reduced-motion:reduce){
  .rv,.rv-l,.rv-r,.rv-sc{opacity:1!important;transform:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .fig img{transform:none!important}
}