:root{
  --azul: #0059D6;
  --azul-claro: #2B8AFF;
  --prata: #D9D9D9;
  --grafite: #2B2B2B;
  --preto: #111111;
  --preto-fundo: #0A0A0C;
  --branco: #F5F6F8;
  --font: 'Montserrat', sans-serif;
  --max-width: 1240px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);
  background:var(--preto-fundo);
  color:var(--branco);
  overflow-x:hidden;
  font-weight:300;
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
.container{max-width:var(--max-width);margin:0 auto;padding:0 32px;}

/* PRELOADER */
.preloader{
  position:fixed;inset:0;background:var(--preto-fundo);
  display:flex;align-items:center;justify-content:center;
  z-index:9999;transition:opacity .6s ease, visibility .6s ease;
}
.preloader.hidden{opacity:0;visibility:hidden;}
.preloader-icon{width:64px;height:64px;animation:pulse 1.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:.4;transform:scale(.92);}50%{opacity:1;transform:scale(1.05);}}

/* TYPOGRAPHY HELPERS */
.eyebrow{
  font-size:13px;letter-spacing:3px;text-transform:uppercase;
  color:var(--azul-claro);font-weight:600;margin-bottom:14px;
}
.eyebrow.center{text-align:center;}
h1,h2,h3,h4{font-weight:600;letter-spacing:-.5px;color:var(--branco);}
h1{font-size:clamp(36px,6vw,68px);line-height:1.1;font-weight:700;text-transform:uppercase;letter-spacing:-.5px;}
h2{font-size:clamp(28px,4vw,42px);line-height:1.2;margin-bottom:18px;}
h2.center{text-align:center;}
.section-sub{
  max-width:640px;color:#A8ADB7;font-size:16px;margin:0 auto 56px;
}
.section-sub.center{text-align:center;}
.grad-text{
  background:linear-gradient(90deg,var(--azul-claro),var(--prata));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

.section{padding:120px 0;}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:16px 34px;border-radius:2px;font-size:14px;letter-spacing:1.5px;
  text-transform:uppercase;font-weight:600;transition:all .3s ease;cursor:pointer;border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,var(--azul),var(--azul-claro));
  color:#fff;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(0,89,214,.4);}
.btn-outline{
  border-color:rgba(245,246,248,.35);color:var(--branco);
}
.btn-outline:hover{border-color:var(--azul-claro);color:var(--azul-claro);}

/* HEADER */
.header{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  padding:22px 0;transition:all .35s ease;background:transparent;
}
.header.scrolled{
  background:rgba(10,10,12,.85);backdrop-filter:blur(14px);
  padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;}
.brand img{height:42px;}
.nav{display:flex;gap:36px;}
.nav a{
  font-size:13px;letter-spacing:1px;text-transform:uppercase;color:#cfd2d8;
  font-weight:500;position:relative;transition:color .25s;
}
.nav a:hover{color:var(--azul-claro);}
.nav-cta{padding:12px 26px;font-size:12px;}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;z-index:1100;}
.menu-toggle span{width:26px;height:2px;background:#fff;display:block;transition:.3s;}

/* HERO */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background:url('assets/img/portfolio/3.png') center/cover no-repeat;
  transform:scale(1.05);
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,12,.55) 0%, rgba(10,10,12,.78) 55%, rgba(10,10,12,.98) 100%);
}
.hero-content{position:relative;z-index:2;padding-top:80px;min-width:0;width:100%;}
.hero-glass{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-radius:14px;
  padding:56px 60px;
  max-width:760px;
}
.hero-sub{
  max-width:520px;color:#C7CBD3;font-size:17px;margin:22px 0 32px;
}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;}
.scroll-indicator{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  width:26px;height:42px;border:1px solid rgba(255,255,255,.4);border-radius:14px;
  z-index:2;
}
.scroll-indicator span{
  position:absolute;top:8px;left:50%;width:4px;height:8px;margin-left:-2px;
  background:var(--azul-claro);border-radius:2px;animation:scrollDown 1.8s infinite;
}
@keyframes scrollDown{0%{opacity:1;top:8px;}100%{opacity:0;top:24px;}}

/* REVEAL ANIMATIONS */
.reveal{opacity:0;transform:translateY(24px);animation:fadeUp .9s ease forwards;}
.reveal.delay-1{animation-delay:.15s;}
.reveal.delay-2{animation-delay:.3s;}
.reveal.delay-3{animation-delay:.45s;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}

.reveal-on-scroll{opacity:0;transform:translateY(30px);transition:opacity .8s ease, transform .8s ease;}
.reveal-on-scroll.in-view{opacity:1;transform:translateY(0);}

/* MARCA */
.section-marca{background:var(--preto-fundo);}
.marca-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;}
.marca-img{position:relative;}
.marca-img{overflow:hidden;}
.marca-img img{
  border-radius:4px;width:100%;height:520px;object-fit:cover;
  object-position:20% 35%;transform:scale(1.25);
}
.marca-img-frame{
  position:absolute;top:18px;left:18px;right:-18px;bottom:-18px;
  border:1px solid var(--azul-claro);border-radius:4px;z-index:-1;
}
.marca-text p{color:#B7BBC3;margin-bottom:16px;font-size:16px;}
.marca-pillars{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px;
  border-top:1px solid rgba(255,255,255,.08);padding-top:32px;
}
.pillar-icon{display:block;color:var(--azul-claro);font-size:22px;margin-bottom:10px;}
.pillar strong{display:block;font-size:13px;letter-spacing:1px;text-transform:uppercase;margin-bottom:6px;}
.pillar p{font-size:13px;color:#9398A1;}

/* SERVICOS */
.section-servicos{background:linear-gradient(180deg,var(--preto-fundo),#0D0E11);}
.servicos-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:30px;
}
.servico-card{
  background:#15161A;border:1px solid rgba(255,255,255,.06);border-radius:6px;overflow:hidden;
  transition:transform .35s ease, border-color .35s ease;
}
.servico-card:hover{transform:translateY(-6px);border-color:rgba(43,138,255,.35);}
.servico-img{height:220px;background-size:cover;background-position:center;}
.servico-body{padding:30px;}
.servico-body h3{margin-bottom:12px;font-size:21px;}
.servico-body p{color:#A8ADB7;font-size:14.5px;margin-bottom:16px;}
.servico-list{display:flex;flex-direction:column;gap:8px;}
.servico-list li{
  font-size:13px;color:#cfd2d8;padding-left:18px;position:relative;
}
.servico-list li::before{
  content:'';position:absolute;left:0;top:7px;width:8px;height:1px;background:var(--azul-claro);
}
.servico-cta{
  display:inline-flex;align-items:center;gap:9px;margin-top:22px;
  padding:12px 22px;border-radius:30px;font-size:12.5px;letter-spacing:.8px;
  text-transform:uppercase;font-weight:600;color:#25D366;
  border:1px solid rgba(37,211,102,.4);transition:all .25s ease;
}
.servico-cta:hover{background:#25D366;color:#06140c;border-color:#25D366;}

/* CONCEITO */
.section-conceito{background:#0D0E11;border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06);}
.conceito-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:70px;align-items:center;}
.conceito-text p{color:#B7BBC3;font-size:16px;}
.conceito-cards{display:flex;flex-direction:column;gap:18px;}
.conceito-card{
  background:linear-gradient(135deg,rgba(0,89,214,.08),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);border-radius:6px;padding:24px 28px;
  display:flex;align-items:center;gap:22px;
}
.conceito-card span{
  font-size:28px;font-weight:700;color:rgba(255,255,255,.15);
}
.conceito-card h4{font-size:17px;margin-bottom:4px;}
.conceito-card p{color:#9398A1;font-size:13.5px;}

/* PORTFOLIO */
.section-portfolio{background:var(--preto-fundo);}
.portfolio-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.portfolio-item{
  height:280px;background-size:cover;background-position:center;border-radius:4px;
  position:relative;overflow:hidden;cursor:pointer;
}
.portfolio-item::after{
  content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%, rgba(0,0,0,.85) 100%);
}
.portfolio-overlay{
  position:absolute;left:0;bottom:0;padding:20px;z-index:2;
}
.portfolio-overlay span{font-size:14px;letter-spacing:.5px;font-weight:600;}
.portfolio-item img,.portfolio-item{transition:transform .5s ease;}
.portfolio-item:hover{transform:scale(1.02);}
.portfolio-zoom{
  position:absolute;top:14px;right:14px;z-index:2;
  width:36px;height:36px;border-radius:50%;
  background:rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;color:#fff;opacity:0;transition:opacity .25s ease, background .25s ease;
}
.portfolio-item:hover .portfolio-zoom{opacity:1;}
.portfolio-zoom:hover{background:var(--azul);}
.portfolio-note{text-align:center;color:#6b6f78;font-size:12.5px;margin-top:30px;}

/* LIGHTBOX */
.lightbox{
  position:fixed;inset:0;background:rgba(5,6,8,.96);z-index:2000;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity .3s ease, visibility .3s ease;
  padding:60px 20px;
}
.lightbox.open{opacity:1;visibility:visible;}
.lightbox-figure{max-width:1200px;max-height:90vh;display:flex;flex-direction:column;align-items:center;}
.lightbox-figure img{
  max-width:100%;max-height:80vh;object-fit:contain;border-radius:4px;
  box-shadow:0 20px 60px rgba(0,0,0,.6);
  transform:scale(.96);opacity:0;transition:transform .3s ease, opacity .3s ease;
}
.lightbox.open .lightbox-figure img{transform:scale(1);opacity:1;}
.lightbox-figure figcaption{
  color:#cfd2d8;font-size:14px;letter-spacing:.5px;margin-top:18px;text-align:center;
}
.lightbox-close{
  position:absolute;top:24px;right:28px;background:none;border:none;color:#fff;
  font-size:26px;cursor:pointer;width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;transition:background .25s ease;
}
.lightbox-close:hover{background:rgba(255,255,255,.1);}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.15);color:#fff;width:52px;height:52px;border-radius:50%;
  font-size:30px;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .25s ease;
}
.lightbox-nav:hover{background:var(--azul);}
.lightbox-prev{left:24px;}
.lightbox-next{right:24px;}
@media (max-width:640px){
  .lightbox-nav{width:42px;height:42px;font-size:24px;}
  .lightbox-prev{left:8px;}
  .lightbox-next{right:8px;}
  .lightbox-close{top:14px;right:14px;}
}

/* CTA STRIP */
.cta-strip{
  background:linear-gradient(135deg,var(--azul) 0%, #003a8f 100%);
  padding:70px 0;
}
.cta-strip-inner{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;
}
.cta-strip-inner h3{color:#fff;font-size:clamp(22px,3vw,30px);}
.cta-strip .btn-primary{background:#fff;color:var(--azul);}
.cta-strip .btn-primary:hover{box-shadow:0 12px 30px rgba(0,0,0,.25);}

/* CONTATO */
.section-contato{background:#0D0E11;}
.contato-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;}
.contato-info p{color:#B7BBC3;font-size:16px;margin-bottom:32px;}
.contato-list{display:flex;flex-direction:column;gap:18px;}
.contato-row{
  display:flex;align-items:center;gap:16px;font-size:15px;color:#cfd2d8;
  padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06);transition:color .25s;
}
a.contato-row:hover{color:var(--azul-claro);}
.contato-icon{
  width:38px;height:38px;border:1px solid rgba(43,138,255,.4);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--azul-claro);flex-shrink:0;
}

.contato-form{
  background:#15161A;border:1px solid rgba(255,255,255,.06);border-radius:8px;padding:40px;
}
.form-row{margin-bottom:20px;}
.form-row label{
  display:block;font-size:12px;letter-spacing:1px;text-transform:uppercase;color:#9398A1;margin-bottom:8px;
}
.form-row input,.form-row textarea{
  width:100%;background:#0D0E11;border:1px solid rgba(255,255,255,.1);border-radius:4px;
  padding:14px 16px;color:#fff;font-family:var(--font);font-size:14px;resize:vertical;
}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:var(--azul-claro);}
.form-submit{width:100%;border:none;}
.form-success{
  display:none;text-align:center;color:#7ddc8a;font-size:13px;margin-top:16px;
}
.form-success.show{display:block;}

/* FOOTER */
.footer{background:#070708;padding:60px 0 30px;border-top:1px solid rgba(255,255,255,.06);}
.footer-inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;}
.footer-logo{height:40px;opacity:.9;}
.footer-tagline{color:#7d818a;font-size:14px;}
.footer-links{display:flex;gap:28px;flex-wrap:wrap;justify-content:center;}
.footer-links a{font-size:13px;color:#9398A1;letter-spacing:.5px;}
.footer-links a:hover{color:var(--azul-claro);}
.footer-copy{color:#52555c;font-size:12px;margin-top:18px;}

/* WHATSAPP FLOAT */
.whatsapp-float{
  position:fixed;bottom:26px;right:26px;width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 8px 24px rgba(0,0,0,.35);z-index:900;transition:transform .25s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}

/* ===== PREMIUM EFFECTS ===== */

/* Scroll progress bar */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--azul),var(--azul-claro),var(--prata));
  z-index:2100;transition:width .1s ease-out;
}

/* Custom cursor (desktop only) */
@media (hover:hover) and (pointer:fine){
  body{cursor:none;}
  a,button,.servico-cta,.portfolio-item,.menu-toggle{cursor:none;}
  .cursor-dot,.cursor-ring{
    position:fixed;top:0;left:0;pointer-events:none;z-index:2200;
    transform:translate(-50%,-50%);will-change:transform;
  }
  .cursor-dot{
    width:6px;height:6px;border-radius:50%;background:var(--azul-claro);
    transition:opacity .2s ease;
  }
  .cursor-ring{
    width:34px;height:34px;border-radius:50%;border:1px solid rgba(43,138,255,.55);
    transition:width .25s ease,height .25s ease,border-color .25s ease,background .25s ease,opacity .2s ease;
  }
  .cursor-ring.hovering{
    width:60px;height:60px;background:rgba(43,138,255,.08);border-color:var(--azul-claro);
  }
  .cursor-dot.hidden,.cursor-ring.hidden{opacity:0;}
}

/* Magnetic buttons */
.btn{will-change:transform;}

/* Tilt cards */
.servico-card,.portfolio-item,.conceito-card{
  transform-style:preserve-3d;will-change:transform;
}
.servico-card{position:relative;}
.servico-card::before{
  content:'';position:absolute;inset:0;border-radius:6px;z-index:1;
  background:linear-gradient(135deg,rgba(43,138,255,.16),transparent 60%);
  opacity:0;transition:opacity .4s ease;pointer-events:none;
}
.servico-card:hover::before{opacity:1;}

/* Portfolio shine sweep */
.portfolio-item{position:relative;}
.portfolio-item .shine{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.16) 50%,transparent 65%);
  transform:translateX(-120%);transition:transform .7s ease;
}
.portfolio-item:hover .shine{transform:translateX(120%);}

/* Hero parallax layers */
.hero-bg{transition:transform .15s ease-out;}
.hero-glass{transition:transform .15s ease-out;}

/* Nav link animated underline */
.nav a{position:relative;}
.nav a::after{
  content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:linear-gradient(90deg,var(--azul-claro),var(--prata));
  transition:width .3s ease;
}
.nav a:hover::after{width:100%;}

/* Pillar icon float */
.pillar-icon{transition:transform .35s ease;}
.pillar:hover .pillar-icon{transform:translateY(-4px) scale(1.1);}

/* Eyebrow gradient shimmer on scroll-in */
.reveal-on-scroll.in-view .eyebrow{
  background:linear-gradient(90deg,var(--azul-claro),var(--prata),var(--azul-claro));
  background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 2.4s linear .2s 1;
}
@keyframes shimmer{0%{background-position:0% 0;}100%{background-position:-200% 0;}}

/* Smooth image zoom on portfolio hover */
.portfolio-item{transition:transform .5s cubic-bezier(.22,1,.36,1), box-shadow .5s ease;}
.portfolio-item:hover{box-shadow:0 20px 50px rgba(0,89,214,.25);}

/* Button ripple */
.btn{position:relative;overflow:hidden;}
.btn .ripple{
  position:absolute;border-radius:50%;background:rgba(255,255,255,.45);
  transform:scale(0);animation:rippleAnim .6s ease-out forwards;pointer-events:none;
}
@keyframes rippleAnim{to{transform:scale(3);opacity:0;}}

/* RESPONSIVE */
@media (max-width:980px){
  .nav{display:none;}
  .nav-cta{display:none;}
  .menu-toggle{display:flex;}
  .marca-grid,.conceito-grid,.contato-grid{grid-template-columns:1fr;gap:50px;}
  .marca-pillars{grid-template-columns:repeat(2,1fr);}
  .servicos-grid{grid-template-columns:1fr;}
  .portfolio-grid{grid-template-columns:repeat(2,1fr);}
  .section{padding:80px 0;}

  .nav.open{
    display:flex;flex-direction:column;position:fixed;top:0;right:0;width:78%;height:100vh;
    background:#0A0A0C;padding:120px 40px 40px;gap:28px;z-index:1050;
    box-shadow:-20px 0 50px rgba(0,0,0,.5);
  }
}
@media (max-width:640px){
  .portfolio-grid{grid-template-columns:1fr;}
  .marca-pillars{grid-template-columns:1fr 1fr;}
  .cta-strip-inner{flex-direction:column;text-align:center;}
  .hero-glass{padding:32px 26px;border-radius:10px;}
}