/* ===== Atlantis Engenharia Group — estilos ===== */

:root{
  --navy-950:#070f1a;
  --navy-900:#0b1a2c;
  --navy-800:#122943;
  --navy-700:#1a3a5c;
  --gold-300:#f2c07c;
  --gold-400:#e3ab5c;
  --gold-500:#d19a44;
  --gold-600:#b17c2f;
  --ink:#1c2430;
  --ink-soft:#4b5563;
  --paper:#f7f6f3;
  --paper-2:#efece5;
  --white:#ffffff;
  --line:#e4e1d8;
  --shadow: 0 20px 40px -20px rgba(11,26,44,.35);
  --radius: 14px;
  --font-head: 'Barlow Condensed', 'Barlow', Arial, sans-serif;
  --font-body: 'Barlow', Arial, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }

.wrap{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding-inline:24px;
}

.skip-link{
  position:absolute; left:-999px; top:0;
  background:var(--navy-900); color:#fff; padding:10px 16px; z-index:999;
  border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:700;
  line-height:1.08;
  margin:0 0 .5em;
  color:var(--navy-900);
  letter-spacing:.2px;
}
h1{ font-size:clamp(2.1rem, 4.6vw, 3.4rem); }
h2{ font-size:clamp(1.7rem, 3.2vw, 2.4rem); }
h3{ font-size:clamp(1.3rem, 2.2vw, 1.6rem); }
p{ margin:0 0 1em; color:var(--ink-soft); }

.center{ text-align:center; margin-left:auto; margin-right:auto; }
.light{ color:#fff; }
.light.section-lead{ color:#c7d2e0; }

.kicker{
  font-family:var(--font-head);
  text-transform:uppercase;
  letter-spacing:2px;
  font-weight:600;
  color:var(--gold-600);
  font-size:.85rem;
  margin:0 0 .5em;
}
.kicker.light{ color:var(--gold-300); }

.section-lead{
  max-width:640px;
  font-size:1.05rem;
}

.section{ padding:88px 0; }
.section-alt{ background:var(--paper-2); }
.section-dark{ background:linear-gradient(180deg,var(--navy-950),var(--navy-800)); }
.section-dark h2, .section-dark h3{ color:#fff; }

/* Buttons */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-head);
  font-weight:600; letter-spacing:.4px; text-transform:uppercase; font-size:.92rem;
  padding:14px 26px; border-radius:999px; text-decoration:none;
  border:2px solid transparent; cursor:pointer; transition:transform .15s ease, box-shadow .15s ease, background .2s ease;
}
.btn .icon{ width:18px; height:18px; fill:currentColor; }
.btn:hover{ transform:translateY(-2px); }
.btn-gold{ background:linear-gradient(135deg,var(--gold-300),var(--gold-600)); color:var(--navy-950); box-shadow:0 12px 24px -10px rgba(177,124,47,.55); }
.btn-gold:hover{ box-shadow:0 16px 28px -10px rgba(177,124,47,.65); }
.btn-outline{ background:rgba(255,255,255,.06); color:#fff; border-color:rgba(255,255,255,.55); }
.btn-outline:hover{ background:rgba(255,255,255,.14); }
.btn-navy{ background:var(--navy-900); color:#fff; }
.btn-navy:hover{ background:var(--navy-800); }
.btn-sm{ padding:10px 20px; font-size:.82rem; }
.btn-block{ width:100%; justify-content:center; }

/* Header */
.site-header{
  position:sticky; top:0; z-index:200;
  background:rgba(7,15,26,.88);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; height:76px; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.brand-mark{ width:36px; height:auto; }
.brand-word{ font-family:var(--font-head); font-weight:700; color:#fff; letter-spacing:1px; font-size:1.15rem; line-height:1; }
.brand-word small{ display:block; font-size:.5rem; letter-spacing:2.5px; color:var(--gold-300); font-weight:600; }

.main-nav{ display:flex; align-items:center; gap:28px; }
.main-nav a{ color:#e8ecf3; text-decoration:none; font-weight:500; font-size:.95rem; }
.main-nav a:hover{ color:var(--gold-300); }
.main-nav .nav-cta{
  background:var(--gold-400); color:var(--navy-950); padding:10px 18px; border-radius:999px;
  font-weight:700; font-family:var(--font-head); text-transform:uppercase; letter-spacing:.5px; font-size:.82rem;
}
.main-nav .nav-cta:hover{ background:var(--gold-300); color:var(--navy-950); }

.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; padding:8px; cursor:pointer; }
.nav-toggle span{ width:24px; height:2px; background:#fff; display:block; }

@media (max-width: 880px){
  .nav-toggle{ display:flex; }
  .main-nav{
    position:absolute; top:76px; left:0; right:0;
    background:var(--navy-950);
    flex-direction:column; align-items:stretch; gap:0;
    max-height:0; overflow:hidden; transition:max-height .25s ease;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .main-nav.open{ max-height:420px; }
  .main-nav a{ padding:16px 24px; border-top:1px solid rgba(255,255,255,.06); }
  .main-nav .nav-cta{ margin:14px 24px; text-align:center; }
}

/* Hero */
.hero{ position:relative; min-height:92vh; display:flex; align-items:center; color:#fff; overflow:hidden; }
.hero-bg{
  position:absolute; inset:0; background-size:cover; background-position:center;
  transform:scale(1.05);
}
.hero-overlay{
  position:absolute; inset:0;
  background:linear-gradient(115deg, rgba(6,13,23,.94) 10%, rgba(7,16,29,.78) 45%, rgba(9,20,35,.55) 100%);
}
.hero-content{ position:relative; padding-block:120px 80px; max-width:820px; }
.eyebrow{ color:var(--gold-300); text-transform:uppercase; letter-spacing:2.5px; font-weight:600; font-size:.85rem; margin-bottom:1em; }
.hero h1{ color:#fff; margin-bottom:.4em; }
.hero-lead{ color:#dbe3ee; font-size:1.1rem; max-width:640px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:16px; margin:2em 0; }
.hero-stats{ list-style:none; display:flex; flex-wrap:wrap; gap:40px; padding:24px 0 0; margin:24px 0 0; border-top:1px solid rgba(255,255,255,.18); }
.hero-stats strong{ display:block; font-family:var(--font-head); font-size:1.8rem; color:var(--gold-300); }
.hero-stats span{ font-size:.85rem; color:#c7d2e0; }

/* Split layout */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.split-media img{ border-radius:var(--radius); box-shadow:var(--shadow); width:100%; height:100%; object-fit:cover; }
.split-media img.media-pad{ object-fit:contain; background:var(--navy-950); padding:28px; }
@media (max-width: 900px){
  .split{ grid-template-columns:1fr; gap:32px; }
  .split-media{ order:-1; }
}

.feature{ padding-block:56px; }
.feature.reverse .split-media{ order:2; }
.feature.reverse .split-text{ order:1; }
@media (max-width: 900px){
  .feature.reverse .split-media, .feature.reverse .split-text{ order:initial; }
}

/* Services grid */
.service-grid{
  list-style:none; margin:40px auto 0; padding:0; max-width:1000px;
  display:grid; grid-template-columns:repeat(2, 1fr); gap:14px 40px;
}
.service-grid li{
  display:flex; align-items:flex-start; gap:12px;
  font-weight:500; color:var(--ink); font-size:1rem;
  padding:14px 0; border-bottom:1px solid var(--line);
}
.service-grid .dot{
  flex:none; width:9px; height:9px; margin-top:7px; border-radius:50%;
  background:linear-gradient(135deg,var(--gold-300),var(--gold-600));
}
@media (max-width: 720px){ .service-grid{ grid-template-columns:1fr; } }

/* Check list */
.check-list{ list-style:none; margin:1.4em 0; padding:0; display:grid; gap:12px; }
.check-list li{ position:relative; padding-left:32px; color:var(--ink); font-weight:500; }
.check-list li::before{
  content:''; position:absolute; left:0; top:2px; width:20px; height:20px; border-radius:50%;
  background:var(--navy-900);
}
.check-list li::after{
  content:''; position:absolute; left:6px; top:7px; width:8px; height:4px;
  border-left:2px solid var(--gold-300); border-bottom:2px solid var(--gold-300);
  transform:rotate(-45deg);
}
.check-list.compact li{ font-weight:400; color:var(--ink-soft); }
.check-list.compact strong{ color:var(--ink); }

/* Stat grid */
.stat-grid{
  list-style:none; margin:24px 0 64px; padding:28px; display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
  background:var(--navy-900); border-radius:var(--radius); color:#fff; text-align:center;
}
.stat-grid strong{ display:block; font-family:var(--font-head); font-size:2rem; color:var(--gold-300); }
.stat-grid span{ font-size:.82rem; color:#c7d2e0; }
@media (max-width: 780px){ .stat-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 460px){ .stat-grid{ grid-template-columns:1fr; } }

/* Fleet */
.fleet-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:48px; }
.fleet-card{ margin:0; background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius:var(--radius); overflow:hidden; }
.fleet-card img{ width:100%; height:220px; object-fit:cover; background:#000; }
.fleet-card figcaption{ padding:16px; color:#e8ecf3; font-weight:600; font-family:var(--font-head); letter-spacing:.3px; }
@media (max-width: 820px){ .fleet-grid{ grid-template-columns:1fr; } }

/* Presence */
.presence-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; margin-top:40px; }
.presence-card{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:24px; box-shadow:var(--shadow); }
.presence-main{ background:linear-gradient(135deg,var(--navy-900),var(--navy-700)); color:#fff; }
.presence-main .presence-tag{ color:var(--gold-300); }
.presence-main .presence-city, .presence-main .presence-address{ color:#fff; }
.presence-tag{ text-transform:uppercase; font-size:.75rem; letter-spacing:1.5px; color:var(--gold-600); font-weight:700; margin:0 0 8px; }
.presence-city{ font-family:var(--font-head); font-size:1.25rem; font-weight:700; margin:0 0 6px; }
.presence-address{ font-size:.9rem; color:var(--ink-soft); margin:0; }
@media (max-width: 900px){ .presence-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 520px){ .presence-grid{ grid-template-columns:1fr; } }

/* Contact list */
.contact-list{ list-style:none; margin:2em 0; padding:0; display:grid; gap:16px; }
.contact-list li{ display:flex; align-items:center; gap:14px; }
.contact-list .icon{ width:22px; height:22px; fill:var(--gold-600); flex:none; }
.contact-list a{ color:var(--navy-900); font-weight:600; text-decoration:none; }
.contact-list a:hover{ color:var(--gold-600); }

/* Form */
.quote-form{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:32px; box-shadow:var(--shadow); display:grid; gap:18px;
}
.form-row label{ display:block; font-weight:600; font-size:.88rem; margin-bottom:6px; color:var(--navy-900); }
.form-row input, .form-row select, .form-row textarea{
  width:100%; padding:12px 14px; border-radius:8px; border:1px solid var(--line);
  font-family:var(--font-body); font-size:1rem; background:var(--paper); color:var(--ink);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  outline:none; border-color:var(--gold-500); box-shadow:0 0 0 3px rgba(209,154,68,.2);
}
.form-row-half{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
@media (max-width: 520px){ .form-row-half{ grid-template-columns:1fr; } }
.hp-field{ position:absolute; left:-9999px; top:-9999px; }
.form-note{ font-size:.8rem; color:var(--ink-soft); margin:0; }
.form-status{ margin:0; font-weight:600; min-height:1.2em; }
.form-status.ok{ color:#1a7a44; }
.form-status.err{ color:#b3261e; }

/* Footer */
.site-footer{ background:var(--navy-950); color:#c7d2e0; padding-top:64px; }
.footer-inner{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:40px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,.08); }
.footer-brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-head); color:#fff; font-weight:700; letter-spacing:1px; }
.footer-brand small{ display:block; font-size:.5rem; letter-spacing:2px; color:var(--gold-300); }
.footer-cols{ display:flex; gap:64px; flex-wrap:wrap; }
.footer-cols h4{ color:#fff; font-family:var(--font-head); font-size:.95rem; text-transform:uppercase; letter-spacing:1px; margin-bottom:14px; }
.footer-cols a{ display:block; color:#c7d2e0; text-decoration:none; margin-bottom:10px; font-size:.92rem; }
.footer-cols a:hover{ color:var(--gold-300); }
.footer-cols p{ color:#c7d2e0; font-size:.92rem; }
.footer-cols .muted{ color:#8b98ab; font-size:.82rem; }
.footer-bottom{ padding:20px 24px; font-size:.82rem; color:#8b98ab; }

/* Reveal on scroll */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-visible{ opacity:1; transform:none; }

/* Floating WhatsApp */
.whatsapp-float{
  position:fixed; right:22px; bottom:22px; z-index:300;
  width:58px; height:58px; border-radius:50%;
  background:#25D366; display:flex; align-items:center; justify-content:center;
  box-shadow:0 12px 28px -8px rgba(0,0,0,.45);
  transition:transform .2s ease;
}
.whatsapp-float:hover{ transform:scale(1.08); }
.whatsapp-float svg{ width:30px; height:30px; fill:#fff; }