:root{
  --petroleo:#024550;
  --petroleo-dark:#013038;
  --verde:#66B201;
  --verde-dark:#4a8300;
  --verde-text:#173404;
  --ink:#0d1f22;
  --muted:#5b6b6e;
  --line:#e2e8e6;
  --bg:#ffffff;
  --bg-soft:#f5f8f7;
  --radius:12px;
  --maxw:1120px;
  font-size:16px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",Arial,Helvetica,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:inherit;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
section{padding:64px 0;}
h1,h2,h3{font-weight:600;line-height:1.2;margin:0 0 12px;color:var(--petroleo);}
h1{font-size:clamp(28px,4vw,42px);}
h2{font-size:clamp(22px,3vw,30px);}
h3{font-size:19px;}
p{margin:0 0 14px;color:var(--muted);}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--verde-dark);
  margin-bottom:10px;
}
.center{text-align:center;}
.btn{
  display:inline-block;
  border-radius:8px;
  padding:13px 26px;
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  border:1.5px solid transparent;
  cursor:pointer;
}
.btn-primary{background:var(--petroleo);color:#fff;}
.btn-primary:hover{background:var(--petroleo-dark);}
.btn-accent{background:var(--verde);color:var(--verde-text);}
.btn-accent:hover{background:var(--verde-dark);color:#fff;}
.btn-ghost{background:transparent;color:var(--petroleo);border-color:var(--petroleo);}
.btn-ghost:hover{background:var(--petroleo);color:#fff;}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}

/* Top promo bar */
.promo-bar{
  background:var(--petroleo);
  color:#fff;
  text-align:center;
  font-size:14px;
  padding:10px 16px;
}
.promo-bar strong{color:var(--verde);}

/* Header */
header.site{
  border-bottom:1px solid var(--line);
  position:sticky;top:0;background:#fff;z-index:50;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 24px;max-width:var(--maxw);margin:0 auto;gap:20px;
}
.logo img{height:48px;width:auto;}
nav.main-nav{display:flex;gap:26px;align-items:center;}
nav.main-nav a{
  text-decoration:none;color:var(--petroleo);font-size:14.5px;font-weight:500;
}
nav.main-nav a:hover{color:var(--verde-dark);}
.header-actions{display:flex;align-items:center;gap:16px;}
.contact-icons{display:flex;gap:14px;font-size:13.5px;}
.contact-icons a{text-decoration:none;color:var(--muted);white-space:nowrap;}
.contact-icons a:hover{color:var(--petroleo);}
.nav-toggle{display:none;background:none;border:none;font-size:26px;color:var(--petroleo);cursor:pointer;}

@media(max-width:860px){
  nav.main-nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;padding:16px 24px;border-bottom:1px solid var(--line);
    display:none;gap:14px;
  }
  nav.main-nav.open{display:flex;}
  .contact-icons{display:none;}
  .nav-toggle{display:block;}
}

/* Hero */
.hero{padding:56px 0 40px;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-photo{border-radius:var(--radius);overflow:hidden;}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap;margin-top:28px;}
.hero-stats div{font-size:13.5px;color:var(--muted);max-width:160px;}
.hero-stats strong{display:block;color:var(--petroleo);font-size:17px;margin-bottom:2px;}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;}}

/* Service split cards (home) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
@media(max-width:760px){.split{grid-template-columns:1fr;}}
.svc-card{
  border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;background:#fff;
}
.svc-card .tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.05em;
  color:var(--verde-dark);text-transform:uppercase;margin-bottom:10px;
}
.svc-card ul{list-style:none;margin:16px 0 22px;padding:0;}
.svc-card li{
  font-size:14.5px;color:var(--ink);margin-bottom:8px;padding-left:22px;position:relative;
}
.svc-card li::before{
  content:"✓";position:absolute;left:0;color:var(--verde-dark);font-weight:700;
}
.icon-badge{
  width:46px;height:46px;border-radius:10px;background:var(--bg-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  font-size:22px;color:var(--petroleo);
}

/* Generic feature grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media(max-width:860px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.grid-3,.grid-4{grid-template-columns:1fr;}}
.feature{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;background:#fff;
}
.feature h3{margin-bottom:6px;font-size:16.5px;}
.feature p{font-size:14px;margin:0;}

.bg-soft{background:var(--bg-soft);}

/* Steps */
.steps{display:flex;flex-direction:column;gap:0;counter-reset:step;}
.step{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);
}
.step:last-child{border-bottom:none;}
.step .num{
  flex:none;width:36px;height:36px;border-radius:50%;background:var(--petroleo);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;
}
.step h3{margin-bottom:4px;}
.step p{margin:0;font-size:14.5px;}

/* Service area */
.municip{font-size:14.5px;color:var(--muted);line-height:1.9;}

/* Promo block */
.promo-block{
  background:var(--petroleo);color:#fff;border-radius:var(--radius);
  padding:44px 36px;text-align:center;
}
.promo-block h2{color:#fff;}
.promo-block p{color:#d8e8e5;}
.promo-block .pct{color:var(--verde);}

/* Contact */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr;}}
.contact-method{
  display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);
}
.contact-method:last-child{border-bottom:none;}
.contact-method .ic{
  width:38px;height:38px;border-radius:8px;background:var(--bg-soft);
  display:flex;align-items:center;justify-content:center;color:var(--petroleo);flex:none;
}
.contact-method strong{display:block;font-size:14.5px;color:var(--petroleo);}
.contact-method span{font-size:13.5px;color:var(--muted);}

form.lead{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff;}
form.lead label{display:block;font-size:13.5px;font-weight:600;color:var(--petroleo);margin:14px 0 6px;}
form.lead label:first-of-type{margin-top:0;}
form.lead input[type=text],
form.lead input[type=email],
form.lead input[type=tel],
form.lead textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;
  font-size:14.5px;font-family:inherit;background:var(--bg-soft);
}
form.lead textarea{resize:vertical;min-height:110px;}
.radio-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:6px;}
.radio-opt{display:flex;align-items:center;gap:7px;font-size:14px;color:var(--ink);font-weight:400;}
.radio-opt input{accent-color:var(--verde-dark);}
.consent{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--muted);margin:16px 0;}
.consent a{color:var(--petroleo);}
.form-note{font-size:12px;color:var(--muted);margin-top:10px;}
.privacy-note{
  font-size:12px;color:var(--muted);background:var(--bg-soft);border-radius:8px;padding:12px 14px;margin-top:14px;
}

/* Page hero (subpages) */
.page-hero{background:var(--bg-soft);padding:52px 0 44px;}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:14px;}
.breadcrumb a{color:var(--petroleo);text-decoration:none;}

/* Footer */
footer.site{background:var(--petroleo);color:#cfe2df;padding:48px 0 24px;font-size:13.5px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px;margin-bottom:32px;}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr;}}
footer.site h3{color:#fff;font-size:14.5px;margin-bottom:12px;}
footer.site a{text-decoration:none;color:#cfe2df;}
footer.site a:hover{color:var(--verde);}
footer.site .logo-foot img{height:34px;margin-bottom:14px;filter:brightness(0) invert(1);}
footer.site ul{list-style:none;padding:0;margin:0;}
footer.site li{margin-bottom:8px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.15);padding-top:18px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#9fbdb8;font-size:12.5px;
}


/* Conversion refinements */
.hero-lead{font-size:18px;line-height:1.65;max-width:720px;}
.hero-lead strong{color:var(--petroleo);}
.svc-card{display:flex;flex-direction:column;}
.svc-card .btn{align-self:flex-start;margin-top:auto;}
.hero-photo img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:center;}
.btn{transition:transform .15s ease,box-shadow .15s ease,background .15s ease;}
.btn:hover{transform:translateY(-1px);box-shadow:0 5px 14px rgba(2,69,80,.12);}
@media(max-width:560px){
  section{padding:48px 0;}
  html{scroll-padding-top:76px;}
  .hero{padding:38px 0 28px;}
  .hero-lead{font-size:16.5px;}
  .btn-row .btn{width:100%;text-align:center;}
  .header-inner{padding:11px 18px;}
  .logo img{height:43px;}
  .header-actions .btn{display:none;}
  .hero-stats{gap:16px;margin-top:22px;}
  .hero-stats div{max-width:none;width:100%;}
  .svc-card{padding:24px 20px;}
  .promo-block{padding:34px 22px;}
  .contact-grid{gap:28px;}
  form.lead{padding:22px 18px;}
  form.lead input[type=text],form.lead input[type=email],form.lead input[type=tel],form.lead textarea{font-size:16px;}
  .btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;}
}

/* Final mobile/accessibility refinements */
:focus-visible{outline:3px solid var(--verde);outline-offset:3px;}
[id]{scroll-margin-top:88px;}
@media(max-width:860px){.header-inner{min-height:70px;}}