/* ==========================================================================
   ASEHNG — Licenciamento Ambiental e Regularização
   Design tokens: navy/steel-blue corporate palette with a document/protocol
   "stamp" motif — a nod to licenses, alvarás and technical reports, the
   actual product this company sells.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700;9..144,800&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* Color */
  --navy-900:#0F2036;
  --navy-700:#1B3A5C;
  --blue-600:#2F6690;
  --blue-500:#3E7FAE;
  --slate-500:#5B6B7C;
  --slate-300:#AAB6C2;
  --slate-100:#EDF1F5;
  --paper:#FAFBFC;
  --ink:#182430;
  --stamp:#3C7A63;
  --stamp-dim:#DCEAE4;
  --white:#FFFFFF;

  /* Type */
  --font-display:'Fraunces', serif;
  --font-body:'IBM Plex Sans', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-display);margin:0;line-height:1.12;color:var(--navy-900);}
p{margin:0;}
.container{max-width:var(--container);margin:0 auto;padding:0 28px;}

:focus-visible{outline:3px solid var(--blue-500);outline-offset:3px;}

/* --------------------------------------------------------------------- */
/* Eyebrow / protocol-code label — the signature device used throughout  */
/* --------------------------------------------------------------------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--stamp);
  background:var(--stamp-dim);
  border:1px solid rgba(60,122,99,.35);
  padding:5px 12px 5px 10px;
  border-radius:2px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;
  background:var(--stamp);
  border-radius:50%;
  flex:none;
}

/* --------------------------------------------------------------------- */
/* Header / nav                                                          */
/* --------------------------------------------------------------------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,251,252,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(15,32,54,.1);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 28px;
  max-width:var(--container);
  margin:0 auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:22px;
  color:var(--navy-900);
}
.brand img{
  height:40px;
  width:auto;
  display:block;
}
.brand small{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.12em;
  color:var(--slate-500);
  font-weight:500;
}
.footer-brand .brand img{height:34px;}
.nav-links{display:flex;gap:2px;align-items:center;}
.nav-links a{
  font-size:14.5px;
  font-weight:500;
  padding:10px 16px;
  border-radius:2px;
  color:var(--navy-700);
  position:relative;
}
.nav-links a:hover{background:var(--slate-100);}
.nav-links a.active{color:var(--stamp);}
.nav-links a.active::after{
  content:"";
  position:absolute;left:16px;right:16px;bottom:6px;
  height:2px;background:var(--stamp);
}
.nav-cta{
  margin-left:8px;
  background:var(--navy-900);
  color:var(--white) !important;
  padding:11px 20px !important;
  border-radius:2px;
  font-weight:600 !important;
}
.nav-cta:hover{background:var(--blue-600);}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy-900);margin:5px 0;}

@media (max-width:860px){
  .nav-toggle{display:block;}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    background:var(--paper);
    flex-direction:column;
    align-items:stretch;
    padding:8px 28px 20px;
    border-bottom:1px solid rgba(15,32,54,.1);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:14px 8px;border-bottom:1px solid var(--slate-100);}
  .nav-cta{margin-left:0;text-align:center;margin-top:8px;}
}

/* --------------------------------------------------------------------- */
/* Hero                                                                   */
/* --------------------------------------------------------------------- */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--navy-900);
  color:var(--white);
  padding:96px 0 110px;
}
.hero::before{
  /* faint document-grid texture, referencing technical drawings */
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:42px 42px;
  mask-image:linear-gradient(to bottom,black,transparent 85%);
}
.hero::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(62,127,174,.35),transparent 70%);
}
.hero-inner{position:relative;max-width:760px;}
.hero .eyebrow{background:rgba(60,122,99,.18);border-color:rgba(60,122,99,.5);color:#7FCBAE;}
.hero h1{
  font-size:clamp(34px,5vw,54px);
  color:var(--white);
  margin-top:22px;
  font-weight:600;
  max-width:15ch;
}
.hero h1 em{font-style:italic;color:#9CC4E4;}
.hero p.lede{
  margin-top:22px;
  font-size:18px;
  color:var(--slate-300);
  max-width:52ch;
}
.hero-actions{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-body);font-weight:600;font-size:15px;
  padding:14px 26px;border-radius:2px;border:1px solid transparent;
  cursor:pointer;
}
.btn-primary{background:var(--stamp);color:var(--white);}
.btn-primary:hover{background:#33684F;}
.btn-outline{border-color:rgba(255,255,255,.35);color:var(--white);}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-dark{background:var(--navy-900);color:var(--white);}
.btn-dark:hover{background:var(--blue-600);}

.hero-stats{
  position:relative;
  margin-top:64px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:1px solid rgba(255,255,255,.15);
  padding-top:26px;
  max-width:640px;
}
.hero-stats div strong{
  display:block;font-family:var(--font-display);font-size:26px;color:var(--white);
}
.hero-stats div span{font-size:13px;color:var(--slate-300);}

/* --------------------------------------------------------------------- */
/* Sections                                                               */
/* --------------------------------------------------------------------- */
section{padding:88px 0;}
.section-head{max-width:640px;margin-bottom:52px;}
.section-head h2{font-size:clamp(26px,3.4vw,36px);margin-top:16px;}
.section-head p{margin-top:16px;color:var(--slate-500);font-size:16.5px;}
.bg-slate{background:var(--slate-100);}
.bg-navy{background:var(--navy-900);color:var(--white);}
.bg-navy .section-head h2{color:var(--white);}
.bg-navy .section-head p{color:var(--slate-300);}

/* Service cards, styled like a stamped index card / license tab */
.service-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:1px;
  background:rgba(15,32,54,.12);
  border:1px solid rgba(15,32,54,.12);
}
.service-card{
  background:var(--paper);
  padding:30px 26px;
  position:relative;
}
.service-code{
  font-family:var(--font-mono);
  font-size:12px;
  color:var(--stamp);
  letter-spacing:.06em;
}
.service-icon{
  width:40px;height:40px;
  margin:16px 0 18px;
  color:var(--blue-600);
}
.service-icon svg{width:100%;height:100%;}
.service-card h3{font-size:17px;font-weight:600;font-family:var(--font-body);color:var(--navy-900);}
.service-card p{margin-top:10px;font-size:14.5px;color:var(--slate-500);}

/* Detailed service blocks (Serviços page) */
.detail-block{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:36px;
  padding:36px 0;
  border-top:1px dashed var(--slate-300);
}
.detail-block:first-of-type{border-top:none;}
.detail-num{font-family:var(--font-mono);color:var(--stamp);font-size:14px;}
.detail-block h3{font-size:20px;margin-top:8px;}
.detail-block .body p{color:var(--slate-500);font-size:15.5px;}
@media (max-width:760px){
  .detail-block{grid-template-columns:1fr;gap:10px;}
}

/* Two-column feature (Sobre) */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
}
.feature-row.reverse .feature-media{order:2;}
.feature-media{
  aspect-ratio:4/3;
  background:linear-gradient(135deg,var(--navy-700),var(--navy-900));
  border-radius:3px;
  position:relative;
  overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.feature-media .stamp-mark{
  width:150px;height:150px;
  border:2px solid rgba(127,203,174,.6);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#7FCBAE;font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-align:center;transform:rotate(-8deg);
}
.feature-text .eyebrow{margin-bottom:18px;}
.feature-text h2{font-size:28px;margin-bottom:16px;}
.feature-text p{color:var(--slate-500);font-size:16px;margin-bottom:14px;}
@media (max-width:820px){
  .feature-row,.feature-row.reverse{grid-template-columns:1fr;}
  .feature-row.reverse .feature-media{order:0;}
}

/* Numbered commitments */
.commit-list{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:8px;}
.commit-item{display:flex;gap:18px;}
.commit-item .n{
  font-family:var(--font-mono);color:var(--stamp);font-weight:600;font-size:15px;
  flex:none;width:34px;height:34px;border:1px solid var(--stamp);border-radius:50%;
  display:flex;align-items:center;justify-content:center;
}
.commit-item p{color:var(--slate-500);font-size:15px;}
@media (max-width:700px){.commit-list{grid-template-columns:1fr;}}

/* CTA banner */
.cta-banner{
  background:var(--navy-900);color:var(--white);
  border-radius:3px;
  padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-banner::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(60,122,99,.35),transparent 70%);
}
.cta-banner h2{color:var(--white);font-size:26px;max-width:26ch;position:relative;}
.cta-banner .actions{position:relative;display:flex;gap:12px;flex-wrap:wrap;}

/* Contact form */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;}
.form-field{margin-bottom:18px;}
.form-field label{
  display:block;font-family:var(--font-mono);font-size:12px;letter-spacing:.05em;
  text-transform:uppercase;color:var(--slate-500);margin-bottom:7px;
}
.form-field input,.form-field textarea,.form-field select{
  width:100%;
  border:1px solid var(--slate-300);
  background:var(--white);
  padding:13px 14px;
  font-family:var(--font-body);
  font-size:15px;
  border-radius:2px;
  color:var(--ink);
}
.form-field textarea{resize:vertical;min-height:120px;}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
  border-color:var(--blue-500);
}
.contact-card{
  background:var(--white);
  border:1px solid rgba(15,32,54,.1);
  padding:36px;
}
.info-list{margin-top:24px;}
.info-list li{
  display:flex;gap:14px;padding:14px 0;border-top:1px dashed var(--slate-300);
}
.info-list li:first-child{border-top:none;}
.info-list .ico{color:var(--stamp);flex:none;width:20px;height:20px;margin-top:2px;}
.info-list strong{display:block;font-size:14.5px;}
.info-list span{font-size:14px;color:var(--slate-500);}

/* Footer */
.site-footer{background:var(--navy-900);color:var(--slate-300);padding:56px 0 28px;}
.footer-top{
  display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{max-width:320px;}
.footer-brand .brand{color:var(--white);}
.footer-brand p{margin-top:14px;font-size:14.5px;color:var(--slate-300);}
.footer-cols{display:flex;gap:64px;flex-wrap:wrap;}
.footer-col h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate-300);margin-bottom:16px;font-weight:500;}
.footer-col a,.footer-col span{display:block;font-size:14.5px;color:var(--slate-300);padding:6px 0;}
.footer-col a:hover{color:var(--white);}
.footer-bottom{
  padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--slate-500);
}

/* Whatsapp floating button */
.whatsapp-fab{
  position:fixed;right:22px;bottom:22px;z-index:60;
  background:var(--stamp);color:var(--white);
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(15,32,54,.28);
}
.whatsapp-fab svg{width:26px;height:26px;}
.whatsapp-fab:hover{background:#33684F;}

/* Page hero (interior pages) */
.page-hero{
  background:var(--navy-900);color:var(--white);
  padding:64px 0 56px;
  position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:42px 42px;
  mask-image:linear-gradient(to bottom,black,transparent 85%);
}
.page-hero h1{color:var(--white);font-size:clamp(28px,4vw,42px);margin-top:16px;max-width:20ch;position:relative;}
.page-hero p{color:var(--slate-300);margin-top:14px;max-width:56ch;font-size:16.5px;position:relative;}
.breadcrumb{
  position:relative;
  font-family:var(--font-mono);font-size:12.5px;color:var(--slate-300);
  display:flex;gap:8px;align-items:center;
}
.breadcrumb a{color:var(--slate-300);}
.breadcrumb a:hover{color:var(--white);}

@media (max-width:760px){
  .contact-grid{grid-template-columns:1fr;}
  .cta-banner{padding:40px 28px;}
  section{padding:64px 0;}
}