/* Oak Charger — stylesheet principal (V4) */
:root{
  --primary:#1B365D;
  --primary-light:#2c4a75;
  --accent:#3A7D44;
  --accent-hover:#2e6636;

  --text-main:#1F2937;
  --text-light:#6B7280;
  --bg:#ffffff;
  --bg-alt:#F3F4F6;
  --card:#ffffff;
  --border:#E5E7EB;

  --container:1200px;
  --header-h:80px;
  --radius:16px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text-main);
  line-height:1.6;
  background:var(--bg);
}
a{color:inherit;text-decoration:none;transition:.25s}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}

/* Topbar */
.topbar{background:var(--primary);color:rgba(255,255,255,.9);font-size:.85rem;padding:8px 0}
.topbar .inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.topbar a:hover{text-decoration:underline;color:#fff}

/* Header / Nav */
header{
  background:#fff;
  position:sticky; top:0; z-index:1000;
  height:var(--header-h);
  display:flex; align-items:center;
  box-shadow:0 2px 15px rgba(0,0,0,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%}

.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brand img{height:52px;width:auto}
.brand .name{display:flex;flex-direction:column;line-height:1.1}
.brand .name span{
  font-family:Montserrat,Inter,sans-serif;
  font-weight:900;
  color:var(--primary);
  font-size:1.25rem;
  letter-spacing:-.5px;
}
.brand .name small{
  font-size:.75rem;
  color:var(--accent);
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.4px;
}

/* burger */
.burger{display:none;background:none;border:none;font-size:1.1rem;cursor:pointer;padding:10px 12px;border-radius:10px}
.burger:hover{background:var(--bg-alt)}

.navlinks{display:flex;align-items:center;gap:26px}
.navlinks a:not(.cta){font-weight:600;color:var(--text-main);font-size:.95rem}
.navlinks a:not(.cta):hover{color:var(--accent)}
.navlinks a.active:not(.cta){color:var(--accent)}
.navlinks.mobile{display:flex}

/* Buttons */
.cta{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 26px;border-radius:10px;
  background:var(--accent);border:2px solid var(--accent);
  color:#fff !important;font-weight:800;
  box-shadow:0 10px 25px rgba(58,125,68,.18);
}
.cta:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-2px)}
.cta.secondary{
  background:transparent;color:var(--primary)!important;border-color:var(--primary);
  box-shadow:none;
}
.cta.secondary:hover{background:var(--primary);color:#fff!important}

/* Hero */
.hero{
  padding:72px 0;
  background:linear-gradient(180deg,#f8fafc 0%, #ffffff 60%);
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:56px;
  align-items:center;
}

/* Hero (imagem estendida + texto por cima) */
.hero.hero--overlay{
  padding:0;
  position:relative;
  min-height:72vh;
  background:#0b1220;
  overflow:hidden;
}
.hero.hero--overlay::before{
  content:"";
  position:absolute; inset:0;
  z-index:1;
  pointer-events:none;
  background:
    radial-gradient(900px 520px at 18% 35%, rgba(0,0,0,.25) 0%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.72) 100%),
    linear-gradient(90deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.15) 52%, rgba(0,0,0,.35) 100%);
}
.hero.hero--overlay .hero-slider{
  position:absolute;
  inset:0;
  border-radius:0;
  box-shadow:none;
}
.hero.hero--overlay .hero-slider .slides{ min-height:72vh; }
.hero.hero--overlay .hero-overlay{
  position:relative;
  z-index:2;
  min-height:72vh;
  display:flex;
  align-items:center;
  padding:92px 0;
}
.hero.hero--overlay .content{ max-width:760px; }
.hero.hero--overlay .pill{ background:rgba(255,255,255,.18); color:#fff; }
.hero.hero--overlay h1{ color:#fff; }
.hero.hero--overlay .lead{ color:rgba(255,255,255,.85); }
.hero.hero--overlay .badge{ background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.22); color:rgba(255,255,255,.9); }
.hero.hero--overlay .cta.secondary{ color:#fff!important; border-color:rgba(255,255,255,.75); }
.hero.hero--overlay .cta.secondary:hover{ background:rgba(255,255,255,.16); }
.pill{
  display:inline-block;background:#e0f2f1;color:var(--accent);
  padding:6px 12px;border-radius:999px;
  font-size:.85rem;font-weight:900;margin-bottom:18px;
}
.hero h1{
  font-family:Montserrat,Inter,sans-serif;
  font-size:3rem;font-weight:900;line-height:1.07;
  color:var(--primary);margin-bottom:16px;
}
.lead{font-size:1.12rem;color:var(--text-light);max-width:560px;margin-bottom:24px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.badges{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.badge{
  font-size:.85rem;color:var(--text-light);background:#fff;
  padding:8px 14px;border-radius:12px;border:1px solid var(--border);
  box-shadow:0 2px 5px rgba(0,0,0,.05);
}
.hero-img-container img{
  width:100%;
  border-radius:24px;
  box-shadow:0 24px 50px rgba(0,0,0,.12);
  object-fit:cover;
}


/* Hero Slider */
.hero-slider{
  position:relative;
  width:100%;
  border-radius:24px;
  overflow:hidden;
  box-shadow:0 24px 50px rgba(0,0,0,.12);
  background:#0b1220;
}
.hero-slider .slides{
  position:relative;
  height:100%;
  min-height:360px;
}
.hero-slider .slide{
  position:absolute; inset:0;
  opacity:0;
  transition:opacity .5s ease;
}
.hero-slider .slide.is-active{ opacity:1; }
.hero-slider picture, .hero-slider img{
  width:100%; height:100%;
  display:block;
}
.hero-slider img{ object-fit:cover; }
.hero-slider .caption{
  position:absolute;
  left:18px; bottom:16px; right:18px;
  padding:12px 14px;
  border-radius:16px;
  background:rgba(0,0,0,.42);
  backdrop-filter:blur(6px);
  color:#fff;
  display:flex;
  flex-direction:column;
  gap:2px;
}
.hero-slider .caption strong{
  font-size:1.05rem;
  letter-spacing:.2px;
}
.hero-slider .caption span{
  font-size:.92rem;
  opacity:.9;
}
.hero-slider .nav{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:44px; height:44px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.35);
  background:rgba(0,0,0,.35);
  color:#fff;
  font-size:28px;
  line-height:44px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
}
.hero-slider .nav:hover{ background:rgba(0,0,0,.5); }
.hero-slider .nav.prev{ left:14px; }
.hero-slider .nav.next{ right:14px; }

.hero-slider .dots{
  position:absolute;
  left:0; right:0; bottom:10px;
  display:flex;
  justify-content:center;
  gap:8px;
  pointer-events:auto;
}
.hero-slider .dot{
  width:9px; height:9px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.7);
  background:rgba(255,255,255,.25);
  cursor:pointer;
}
.hero-slider .dot.is-active{
  background:#fff;
}

@media (max-width: 900px){
  .hero-slider .slides{ min-height:280px; }
  .hero-slider .nav{ display:none; }
  .hero-slider .caption{ left:12px; right:12px; }

  .hero.hero--overlay{ min-height:68vh; }
  .hero.hero--overlay .hero-slider .slides{ min-height:68vh; }
  .hero.hero--overlay .hero-overlay{ min-height:68vh; padding:74px 0; }
  .hero.hero--overlay h1{ font-size:2.35rem; }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce){
  .hero-slider .slide{ transition:none; }
}

/* Sections */
.section{padding:78px 0}
.section.alt{background:var(--bg-alt)}
h2{
  font-family:Montserrat,Inter,sans-serif;
  font-size:2.2rem;font-weight:900;color:var(--primary);
  margin-bottom:12px;
}
.note{color:var(--text-light);font-size:.95rem}

/* Cards / grids */
.grid-4{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:26px;
  margin-top:42px;
}
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:26px;
  margin-top:26px;
}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:26px;
  transition:.25s;
}
.card:hover{border-color:rgba(58,125,68,.55);box-shadow:0 14px 40px rgba(0,0,0,.08);transform:translateY(-4px)}
.card .icon svg{fill:var(--accent);width:40px;height:40px;margin-bottom:16px}
.card h3{font-size:1.25rem;color:var(--primary);margin-bottom:10px}
.card p{color:var(--text-light);font-size:.95rem}

/* Feature images row */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-top:34px;
}
.feature{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--border);
  min-height:220px;
  background:#000;
}
.feature .bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.02);
  filter:saturate(1.05);
}
.feature::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.05) 0%, rgba(0,0,0,.72) 100%);
}
.feature .txt{
  position:absolute;left:16px;right:16px;bottom:14px;
  color:#fff;z-index:2;
}
.feature .txt b{display:block;font-size:1.05rem}
.feature .txt span{display:block;opacity:.85;font-size:.9rem;margin-top:2px}

/* Timeline (serviços) */
.timeline{display:grid;gap:10px;margin-top:14px}
.step{display:flex;gap:10px;align-items:flex-start}
.step .n{
  width:26px;height:26px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(58,125,68,.12);color:var(--accent);font-weight:900;
  border:1px solid rgba(58,125,68,.25);
}
.step b{display:block}
.step .note{display:block;font-size:.9rem}

/* Stats */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  text-align:center;
}
.stat{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px 14px;
}
.stat b{
  display:block;
  font-family:Montserrat,Inter,sans-serif;
  font-size:2.5rem;
  color:var(--primary);
}
.stat span{color:var(--text-light);font-weight:700}

/* Filters + gallery (obras) */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.filter{
  padding:10px 14px;border-radius:12px;border:1px solid var(--border);
  background:#fff;cursor:pointer;font-weight:800;color:var(--text-main);
}
.filter.active,.filter:hover{border-color:rgba(58,125,68,.55);color:var(--accent)}
.gallery{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:18px;
}
.tile{
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--border);
  background:#fff;
  transition:.25s;
}
.tile:hover{transform:translateY(-4px);box-shadow:0 14px 38px rgba(0,0,0,.10)}
.tile .img{
  height:160px;
  background:#0b1d2b;
  background-size:cover;
  background-position:center;
  position:relative;
}
.tile .img span{
  position:absolute;left:12px;top:12px;
  background:rgba(255,255,255,.9);
  color:var(--primary);
  padding:6px 10px;
  border-radius:999px;
  font-weight:900;
  font-size:.8rem;
}
.tile .body{padding:16px}
.tile .body h3{margin:0 0 6px;color:var(--primary)}
.tile .body p{margin:0;color:var(--text-light);font-size:.95rem}

/* Footer */
footer{background:var(--primary);color:#fff;padding:60px 0 34px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
footer a{color:rgba(255,255,255,.75);display:block}
footer a:hover{color:#fff}
footer small{color:rgba(255,255,255,.7)}
footer h3{color:var(--accent);text-transform:uppercase;letter-spacing:1px;font-size:1rem}

/* Footer brand (ensures logo + text remain visible on dark background) */
.footer-brand img{
  height:78px;
  width:auto;
  padding:10px 14px;
  border-radius:14px;
  background:rgba(255,255,255,.12);
  box-shadow:0 10px 22px rgba(0,0,0,.22);
  filter:drop-shadow(0 2px 6px rgba(0,0,0,.35));
}
.footer-brand .name span{color:#fff}
.footer-brand .name small{color:rgba(255,255,255,.75)}

/* Cookie banner */
.cookie{
  position:fixed;left:18px;right:18px;bottom:18px;
  background:#0f172a;color:rgba(255,255,255,.92);
  border:1px solid rgba(255,255,255,.12);
  border-radius:18px;
  padding:16px 16px;
  box-shadow:0 18px 45px rgba(0,0,0,.28);
  display:none;
  z-index:2000;
}
.cookie a{color:#fff;text-decoration:underline}
.cookie .row{display:flex;gap:14px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.cookie .actions{display:flex;gap:10px}
.cookie .btn{
  padding:10px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:#fff;font-weight:800;cursor:pointer;
}
.cookie .btn.primary{background:var(--accent);border-color:var(--accent)}
.cookie .btn:hover{transform:translateY(-1px)}

/* Floating actions */
.whatsapp{
  position:fixed;right:18px;bottom:18px;
  background:#25D366;color:#fff;
  display:flex;align-items:center;gap:10px;
  padding:12px 16px;border-radius:999px;
  font-weight:900;
  box-shadow:0 14px 30px rgba(0,0,0,.22);
  z-index:1500;
}
.whatsapp svg{width:20px;height:20px;fill:#fff}
.callbar{
  position:fixed;left:18px;bottom:18px;
  background:#fff;color:var(--primary);
  padding:12px 16px;border-radius:999px;
  font-weight:900;border:1px solid var(--border);
  box-shadow:0 14px 30px rgba(0,0,0,.14);
  z-index:1500;
}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .6s ease, transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* Responsive */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero h1{font-size:2.35rem}
  .feature-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width: 768px){
  .burger{display:block}
  .navlinks{
    display:none;
    position:absolute;top:var(--header-h);left:0;right:0;
    background:#fff;
    flex-direction:column;
    padding:18px 20px;
    gap:12px;
    border-bottom:1px solid var(--border);
    box-shadow:0 14px 30px rgba(0,0,0,.10);
  }
  .navlinks.mobile{display:flex}
  .brand .name{display:none}
  .stats{grid-template-columns:1fr}
  .callbar{display:none}
}

@media (max-width: 520px){
  .footer-brand img{height:68px;padding:10px 12px}
}