/* ============================================================
   HIGNIS PROJETOS — folha de estilos principal
   Tema: engenharia de proteção contra incêndio
   Paleta: grafite quase-preto + vermelho sinalização + aço
   ============================================================ */

:root{
  --bg:#080d13;
  --bg-2:#0c141c;
  --surface:#101922;
  --surface-2:#141f2a;
  --line:rgba(255,255,255,.09);
  --text:#eef2f6;
  --muted:#9fabb8;
  --red:#c81414;
  --red-2:#ff3b3b;
  --red-soft:rgba(200,20,20,.14);
  --steel:#8b96a1;
  --white:#fff;
  --radius:20px;
  --radius-lg:28px;
  --shadow:0 20px 60px rgba(0,0,0,.4);
  --max:1200px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img,svg{display:block;max-width:100%}
button,input,textarea{font:inherit}
ul{list-style:none}

.container{width:min(var(--max),calc(100% - 44px));margin:auto}
section{padding:100px 0}

h1,h2,h3,h4{
  font-family:'Barlow Condensed','Inter',sans-serif;
  line-height:1.02;
  letter-spacing:-.01em;
  text-transform:uppercase;
  font-weight:800;
}
h1{font-size:clamp(2.8rem,6.4vw,5.6rem)}
h2{font-size:clamp(2.1rem,4.4vw,3.4rem)}
h3{font-size:1.35rem;text-transform:none;font-weight:800}
p{color:var(--muted)}
.red{color:var(--red-2)}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  text-transform:uppercase;letter-spacing:.2em;font-size:.78rem;font-weight:700;
  color:#ff9a9a;font-family:'Inter',sans-serif;margin-bottom:14px;
}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--red-2)}

.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:16px;top:16px;z-index:999;background:#fff;color:#000;padding:10px 14px;border-radius:12px}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,10,15,.88);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.nav{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center}
.brand img{height:44px;width:auto}
.menu{display:flex;gap:28px;flex-wrap:wrap}
.menu a{font-size:.94rem;color:#ccd4db;font-weight:500;transition:.2s}
.menu a:hover{color:#fff}
.nav-actions{display:flex;align-items:center;gap:14px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 24px;border-radius:999px;
  font-weight:700;font-size:.94rem;border:1px solid transparent;
  transition:.22s ease;cursor:pointer;
}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:linear-gradient(180deg,var(--red-2),var(--red));color:#fff;box-shadow:0 14px 30px rgba(200,20,20,.32)}
.btn-outline{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.03);color:#fff}
.btn-white{background:#fff;color:#b21313}

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

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:74px 0 90px;
  background:linear-gradient(180deg,#070c12 0%,#0a121a 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:start}
.hero-copy p{font-size:1.08rem;max-width:56ch;margin-top:18px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tag{
  font-size:.76rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:7px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.14);
  color:#dfe5ea;background:rgba(255,255,255,.03);
}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:flex;gap:16px;flex-wrap:wrap;margin-top:38px}
.stat{min-width:132px;padding:16px 18px;border-radius:16px;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.08)}
.stat strong{display:block;font-family:'Barlow Condensed',sans-serif;font-size:1.9rem;font-weight:800;color:#fff}
.stat span{font-size:.82rem;color:#a9b3bd}

.hero-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.08)}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;display:block}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(190deg,transparent 45%,rgba(6,10,15,.85) 100%);
}
.hero-media-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:rgba(8,13,19,.82);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.14);border-radius:16px;
  padding:12px 16px;font-size:.86rem;color:#fff;font-weight:600;
}

/* diagonal signature divider — reused from the brand's own visual language */
.diagonal-divider{position:relative;height:64px;margin-top:-1px}
.diagonal-divider svg{width:100%;height:100%;display:block}

/* ---------- Generic panels/cards ---------- */
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:40px}
.section-head p{max-width:60ch}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.panel{background:linear-gradient(180deg,var(--surface),var(--surface-2));border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow)}
.dark-band{background:linear-gradient(180deg,#070c12,#0a121a);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.light-band{background:#f4f2ef;color:#101822}
.light-band p{color:#565f68}
.light-band h2, .light-band h3{color:#0e1620}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:linear-gradient(180deg,#121b25,#0d151e);border:1px solid var(--line);border-radius:22px;padding:26px}
.icon{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--red-soft);color:#ff9d9d;font-weight:900;margin-bottom:16px;font-family:'Barlow Condensed',sans-serif;font-size:1.2rem}
.card p{margin-top:10px;font-size:.96rem}

.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:20px}
.benefit{padding:18px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid var(--line)}
.benefit b{display:block;margin-bottom:6px;color:#fff;font-size:.98rem}
.benefit span{font-size:.9rem;color:var(--muted)}

/* ---------- Media panels (real project imagery) ---------- */
.media-panel{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.media-panel img{width:100%;display:block}
.media-caption{padding:14px 18px;background:var(--surface);font-size:.86rem;color:var(--muted);border-top:1px solid var(--line)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split.reverse .split-media{order:2}
.split.reverse .split-copy{order:1}

/* legend chips for compatibilização */
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px}
.legend span{display:inline-flex;align-items:center;gap:8px;font-size:.84rem;color:#dfe5ea}
.legend i{width:12px;height:12px;border-radius:3px;display:inline-block}

.interf-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
.interf-item{border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.interf-item img{aspect-ratio:16/10;object-fit:cover}
.interf-item span{display:block;padding:10px 12px;font-size:.76rem;color:var(--muted);background:var(--surface)}

/* ---------- Steps / process ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.step{padding:22px;border-radius:20px;background:linear-gradient(180deg,#131c26,#0f171f);border:1px solid var(--line)}
.step-num{width:38px;height:38px;border-radius:999px;display:grid;place-items:center;background:linear-gradient(180deg,var(--red-2),var(--red));font-weight:800;margin-bottom:14px;font-family:'Barlow Condensed',sans-serif;font-size:1.05rem}

/* ---------- Sectors ---------- */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sector{padding:26px;border-radius:22px;background:linear-gradient(180deg,#121b25,#0d141c);border:1px solid var(--line)}
.sector ul{display:grid;gap:8px;margin-top:14px}
.sector li{color:#cdd5dc;font-size:.94rem}
.sector li::before{content:"• ";color:#ff6e6e}

/* ---------- Cases (real projects) ---------- */
.cases-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.case-card{border-radius:22px;overflow:hidden;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow)}
.case-card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.case-body{padding:18px 20px}
.case-body .num{color:#ff8080;font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:.95rem;letter-spacing:.05em}
.case-body h4{font-size:1.05rem;margin:4px 0 6px;font-family:'Inter',sans-serif;font-weight:700;text-transform:none}
.case-body span{font-size:.84rem;color:var(--muted)}
.case-note{margin-top:16px;font-size:.8rem;color:#6f7982}

/* ---------- Obra (execução) grid ---------- */
.obra-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.obra-item{border-radius:16px;overflow:hidden;border:1px solid var(--line)}
.obra-item img{aspect-ratio:1/1;object-fit:cover}
.obra-item span{display:block;padding:10px 12px;font-size:.78rem;color:var(--muted);background:var(--surface)}

/* ---------- Norms list ---------- */
.norm-list{display:grid;gap:12px;margin-top:18px}
.norm-item{padding:16px 18px;border-radius:16px;background:rgba(255,255,255,.035);border:1px solid var(--line)}
.norm-item b{display:block;color:#fff;margin-bottom:4px;font-size:.96rem}
.norm-item span{font-size:.88rem}

/* ---------- CTA / contato ---------- */
.cta{position:relative;color:#fff;overflow:hidden}
.cta-bg{position:absolute;inset:0;object-fit:cover;width:100%;height:100%}
.cta-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,9,13,.94) 30%,rgba(8,12,17,.72) 65%,rgba(8,12,17,.4) 100%)}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center}
.cta p{color:#cfd6dc;margin-top:16px;max-width:52ch}
.contact-box{padding:28px;border-radius:var(--radius-lg);background:rgba(15,20,26,.72);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(6px)}
.contact-box .btn-red{width:100%;margin-bottom:18px}
.contact-row{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid rgba(255,255,255,.08)}
.contact-row:first-of-type{border-top:none}
.contact-row .ic{width:34px;height:34px;border-radius:10px;background:var(--red-soft);display:grid;place-items:center;flex:0 0 34px;color:#ff9d9d;font-size:.95rem}
.contact-row b{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:#98a2ac}
.contact-row a,.contact-row span.value{color:#fff;font-size:.95rem}

/* ---------- Footer ---------- */
.footer{background:#050809;padding:56px 0 24px;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:1.3fr .9fr .9fr 1fr;gap:32px}
.footer-brand img{height:40px;margin-bottom:14px}
.footer-title{font-weight:800;margin-bottom:14px;font-family:'Barlow Condensed',sans-serif;text-transform:uppercase;letter-spacing:.04em;font-size:1.05rem;color:#fff}
.footer a,.footer p{display:block;color:#94a0aa;font-size:.92rem;margin:9px 0}
.footer a:hover{color:#fff}
.footer-emails b{color:#dfe5ea;display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;margin-top:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:32px;padding-top:18px;color:#697079;font-size:.82rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---------- Floating contact launcher ---------- */
.float-menu{position:fixed;right:20px;bottom:20px;z-index:90}
.float-toggle{
  width:60px;height:60px;border-radius:999px;border:none;cursor:pointer;
  background:linear-gradient(180deg,var(--red-2),var(--red));color:#fff;
  display:grid;place-items:center;box-shadow:0 18px 40px rgba(200,20,20,.4);
  transition:transform .25s ease;position:relative;z-index:2;
}
.float-toggle svg{width:26px;height:26px;transition:transform .3s ease}
.float-menu.open .float-toggle svg{transform:rotate(45deg)}
.float-bubbles{
  position:absolute;right:0;bottom:76px;display:flex;flex-direction:column;gap:12px;
  align-items:center;opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.float-menu.open .float-bubbles,
.float-menu:hover .float-bubbles{opacity:1;visibility:visible;transform:translateY(0)}
.bubble{
  width:52px;height:52px;border-radius:999px;display:grid;place-items:center;
  box-shadow:0 14px 30px rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.16);
  transition:transform .2s ease;position:relative;
}
.bubble:hover{transform:scale(1.08)}
.bubble svg{width:24px;height:24px}
.bubble-ig{background:radial-gradient(circle at 30% 110%,#ffdb73,#fd5949 26%,#d6249f 60%,#285AEB 90%)}
.bubble-wa{background:#25D366}
.bubble-label{
  position:absolute;right:64px;top:50%;transform:translateY(-50%);
  background:#101922;border:1px solid var(--line);color:#fff;
  padding:6px 12px;border-radius:8px;font-size:.8rem;white-space:nowrap;
  opacity:0;visibility:hidden;transition:.18s;
}
.bubble:hover .bubble-label{opacity:1;visibility:visible}

/* ---------- Scroll reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}

/* ---------- Utility ---------- */
.center{text-align:center}
:focus-visible{outline:2px solid var(--red-2);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-grid,.grid-2,.cta-grid,.footer-grid,.split{grid-template-columns:1fr 1fr}
  .cards,.sectors{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .cases-grid{grid-template-columns:1fr 1fr}
  .obra-grid,.interf-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:840px){
  section{padding:72px 0}
  .menu{display:none}
  .burger{display:flex}
  .hero{padding:56px 0 64px}
  .hero-grid,.grid-2,.cards,.steps,.sectors,.footer-grid,.cta-grid,.benefits,.split,.cases-grid,.obra-grid,.interf-grid{grid-template-columns:1fr}
  .split .split-media,.split.reverse .split-media{order:1}
  .split .split-copy,.split.reverse .split-copy{order:2}
  .section-head{display:block}
  .section-head p{margin-top:14px}
  .footer-bottom{display:block}
  .footer-bottom span{display:block;margin-top:6px}
}

/* ---------- Mobile nav drawer ---------- */
.mobile-menu{
  position:fixed;inset:0;background:rgba(5,8,12,.97);z-index:99;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(-8px);transition:.25s ease;
}
.mobile-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-menu a{font-family:'Barlow Condensed',sans-serif;font-size:1.8rem;font-weight:800;text-transform:uppercase;color:#fff}
.mobile-close{position:absolute;top:26px;right:26px;background:none;border:none;color:#fff;font-size:2rem;cursor:pointer}