:root {
  --navy-950: #020d20;
  --navy-900: #03162f;
  --navy-800: #06264d;
  --navy-700: #0b3566;
  --blue: #0c65c7;
  --orange: #ff7800;
  --orange-2: #ff9c12;
  --white: #ffffff;
  --off-white: #f7f8fb;
  --text: #101c34;
  --muted: #5f6c80;
  --line: rgba(255,255,255,.15);
  --shadow: 0 18px 45px rgba(3, 22, 47, .14);
  --radius: 16px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
}
section{
    scroll-margin-top:130px; /* altura do cabeçalho */
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.section { padding: 72px 0; }
.skip-link {
  position: fixed; left: 12px; top: -50px; z-index: 1000;
  background: #fff; color: #000; padding: 10px 14px; border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(2, 13, 32, .94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 138, 230, .35);
}
.header-inner {
  min-height: 92px; display: flex; align-items: center; gap: 28px;
}
.brand { width: 270px; flex: 0 0 auto; }
.brand img { width: 100%; height: auto; }
.main-nav {
  display: flex; align-items: center; gap: 30px; margin-left: auto;
}
.main-nav a {
  position: relative; color: #fff; font-size: .88rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .02em;
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -15px;
  height: 2px; background: var(--orange); transform: scaleX(0);
  transition: transform .25s ease;
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-cta { white-space: nowrap; }
.menu-toggle {
  display: none; margin-left: auto; background: transparent; border: 0;
  width: 44px; height: 44px; padding: 10px;
}
.menu-toggle span {
  display: block; height: 2px; margin: 6px 0; background: #fff; transition: .25s;
}

.btn {
  min-height: 46px; display: inline-flex; align-items: center; justify-content: center;
  gap: 9px; padding: 0 22px; border-radius: 10px; border: 1px solid transparent;
  font-weight: 800; text-transform: uppercase; letter-spacing: .02em;
  font-size: .87rem; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #fff; background: linear-gradient(90deg, var(--orange), var(--orange-2));
  box-shadow: 0 10px 26px rgba(255, 120, 0, .26);
}
.btn-outline { color: #fff; border-color: rgba(255,255,255,.7); background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,.08); }
.btn-light { color: var(--orange); border-color: var(--orange); background: #fff; }

.hero {
  min-height: 650px; position: relative; overflow: hidden;
  color: #fff; background:
    radial-gradient(circle at 35% 35%, rgba(11, 74, 135, .38), transparent 36%),
    linear-gradient(100deg, #031630 0%, #031a39 54%, #061d3b 100%);
}
.hero-grid-lines {
  position: absolute; inset: 0;
  opacity: .18;
  background-image:
    linear-gradient(30deg, transparent 46%, #0f7ddb 47%, transparent 48%),
    linear-gradient(150deg, transparent 46%, #0f7ddb 47%, transparent 48%);
  background-size: 170px 100px;
  mask-image: linear-gradient(to right, #000, transparent 62%);
}
.hero-layout {
  min-height: 650px; display: grid; grid-template-columns: 1.02fr 1fr; align-items: stretch;
  position: relative; z-index: 1;
}
.hero-content { padding: 78px 30px 36px 0; }
.eyebrow {
  margin: 0 0 10px; color: var(--orange); font-weight: 900;
  font-size: .9rem; text-transform: uppercase; letter-spacing: .045em;
}
.hero h1 {
  margin: 0; max-width: 650px; font-size: clamp(2.7rem, 5vw, 4.8rem);
  line-height: .98; text-transform: uppercase; letter-spacing: -.04em;
}
.hero h1 span { color: var(--orange); }
.hero-copy { max-width: 590px; margin: 22px 0 0; font-size: 1.05rem; color: #e7edf7; }
.hero-actions { display: flex; gap: 14px; margin-top: 28px; }
.hero-benefits {
  margin-top: 42px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.hero-benefits article { text-align: center; }
.round-icon {
  width: 52px; height: 52px; display: grid; place-items: center; margin: 0 auto 10px;
  border: 2px solid var(--orange); border-radius: 50%; font-size: 1.45rem;
}
.hero-benefits h3 { margin: 0; font-size: .82rem; text-transform: uppercase; }
.hero-benefits p { margin: 4px 0 0; font-size: .74rem; color: #d9e2f0; line-height: 1.35; }

.hero-visual { position: relative; min-height: 650px; }
.hero-photo {
  position: absolute; inset: 0 -8vw 0 0;
  background:
    linear-gradient(90deg, rgba(3,22,48,.25), transparent 25%),
    url("assets/0e121492-dfee-42ae-9e5e-8954cb319d25.png") center/cover no-repeat;
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
}
.hero-diagonal {
  position: absolute;
  left: 9.5%;
  top: -5%;
  width: 3px;
  height: 112%;
  background: var(--orange);
  transform: rotate(6.8deg);
  -webkit-transform: rotate(6.8deg);
  -moz-transform: rotate(6.8deg);
  -ms-transform: rotate(6.8deg);
  -o-transform: rotate(6.8deg);
}
.hero-badge {
  position: absolute; right: 6%; bottom: 14%; padding: 14px 18px;
  border-left: 3px solid var(--orange); background: rgba(2,13,32,.78);
  backdrop-filter: blur(6px); text-transform: uppercase;
}
.hero-badge strong { display: block; font-size: 1.5rem; letter-spacing: .04em; }
.hero-badge span { color: var(--orange); font-size: .72rem; font-weight: 800; }

.about { background: var(--off-white); }
.about-layout { display: grid; grid-template-columns: .95fr 1.65fr; align-items: center; gap: 48px; }
.about-copy h2, .section-heading h2 {
  margin: 0 0 18px; color: #061d42; font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.04;
}
.about-copy p:not(.eyebrow) { color: #25344d; max-width: 560px; }
.about-copy .btn { margin-top: 14px; }
.about-gallery { display: grid; grid-template-columns: 1fr 1.12fr 1.12fr; gap: 6px; height: 355px; }
.gallery-card {
  margin: 0; position: relative; overflow: hidden; border-radius: 0; background-size: cover; background-position: center;
}
.gallery-card::after {
  content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(2,13,32,.8), transparent 50%);
}
.gallery-card figcaption {
  position: absolute; z-index: 1; left: 14px; bottom: 12px; color: #fff; font-size: .8rem; font-weight: 800;
  opacity: 0; transform: translateY(8px); transition: .25s;
}
.gallery-card:hover figcaption { opacity: 1; transform: translateY(0); }
.gallery-card.industrial { background-image: url("assets/e97ffc90-b59d-4b44-8d52-00ec71f2f5fa.png"); }
.gallery-card.residential { background-image: url("assets/e6f7dede-5a17-45d1-9fbc-7cfde0d5540a.png"); }
.gallery-card.electrical { background-image: url("assets/68b79490-dc8a-4f57-84df-f771a6fb4ba9.png"); }

.identity {
  color: #fff; background:
    radial-gradient(circle at 15% 50%, rgba(14, 96, 180, .3), transparent 25%),
    linear-gradient(90deg, #061d42, #03224b);
  padding: 46px 0;
}
.identity-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.identity article { padding: 0 52px; text-align: center; position: relative; }
.identity article + article::before {
  content: ""; position: absolute; left: 0; top: 12%; height: 76%; width: 2px; background: var(--orange);
}
.identity-icon { display: block; color: var(--orange); font-size: 3rem; line-height: 1; }
.identity h3 { margin: 8px 0; text-transform: uppercase; font-size: 1.35rem; }
.identity p { margin: 0; color: #e5ecf6; font-size: .92rem; }
.identity ul {
  margin: 4px auto 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr;
  gap: 4px 20px; text-align: left; max-width: 280px; font-size: .88rem;
}
.identity li::before { content: "•"; color: var(--orange); margin-right: 7px; }

.services {
  background:
    linear-gradient(rgba(255,255,255,.94), rgba(255,255,255,.94)),
    linear-gradient(90deg, #dfe8f4 1px, transparent 1px),
    linear-gradient(#dfe8f4 1px, transparent 1px);
  background-size: auto, 42px 42px, 42px 42px;
}
.section-heading { text-align: center; margin-bottom: 34px; }
.section-heading h2 { font-size: clamp(2rem, 3.5vw, 3rem); margin-bottom: 10px; }
.heading-line { display: block; width: 64px; height: 3px; background: var(--orange); margin: 0 auto; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card {
  position: relative; overflow: hidden; background: #fff; border-radius: var(--radius);
  box-shadow: var(--shadow); border: 1px solid #e3e8ef;
}
.service-image { height: 165px; background-size: cover; background-position: center; }
.service-industrial { background-image: url("https://images.unsplash.com/photo-1581092160562-40aa08e78837?auto=format&fit=crop&w=900&q=85"); }
.service-residential { background-image: url("https://images.unsplash.com/photo-1600607688969-a5bfcd646154?auto=format&fit=crop&w=900&q=85"); }
.service-electrical { background-image: url("https://images.unsplash.com/photo-1621905252472-e62b4c42b960?auto=format&fit=crop&w=900&q=85"); }
.service-icon {
  position: absolute; left: 50%; top: 130px; transform: translateX(-50%);
  width: 70px; height: 70px; display: grid; place-items: center; border-radius: 50%;
  color: #fff; background: #082b59; border: 4px solid #fff; font-size: 2.1rem;
}
.service-body { padding: 50px 28px 26px; }
.service-body h3 { margin: 0 0 12px; color: #071d40; text-transform: uppercase; font-size: 1.2rem; }
.service-body ul { margin: 0; padding: 0; list-style: none; color: #26364e; font-size: .92rem; }
.service-body li::before { content: "•"; color: var(--orange); margin-right: 8px; }
.service-body a {
  display: inline-block; margin-top: 18px; color: var(--orange); font-weight: 900; text-transform: uppercase; font-size: .8rem;
}

.contact {
  padding: 56px 0; color: #fff; background:
    radial-gradient(circle at 15% 20%, rgba(11,81,162,.45), transparent 30%),
    linear-gradient(100deg, #062350, #021632);
}
.contact-layout { display: grid; grid-template-columns: .85fr 1.6fr; gap: 48px; align-items: start; }
.contact-copy h2 { margin: 0 0 20px; font-size: clamp(2rem, 3.4vw, 3rem); line-height: 1.08; }
.contact-list { list-style: none; margin: 22px 0 0; padding: 0; }
.contact-list li { display: flex; gap: 12px; align-items: center; margin: 10px 0; }
.contact-list span { color: var(--orange); min-width: 22px; }
.contact-form { display: grid; gap: 10px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.contact-form label { display: block; }
.contact-form label > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.contact-form input, .contact-form textarea {
  width: 100%; color: #fff; background: rgba(255,255,255,.02);
  border: 1px solid rgba(255,255,255,.5); border-radius: 8px; padding: 13px 15px; outline: none;
}
.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,120,0,.12);
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #d6deea; }
.form-submit { width: 100%; border: 0; }
.form-feedback { margin: 0; min-height: 24px; font-size: .9rem; }

.site-footer { color: #dbe5f3; background: var(--navy-950); border-top: 1px solid rgba(255,255,255,.15); }
.footer-grid {
  display: grid; grid-template-columns: 1.2fr .8fr .8fr 1.1fr; gap: 34px; padding: 34px 0;
}
.footer-brand img { width: 280px; }
.site-footer h3 { margin: 0 0 10px; color: #fff; text-transform: uppercase; font-size: .88rem; }
.site-footer nav { display: grid; gap: 4px; font-size: .83rem; }
.site-footer p { margin: 4px 0; font-size: .83rem; }
.socials { display: flex; gap: 10px; }
.socials a {
  width: 38px; height: 38px; border: 1px solid var(--orange); border-radius: 50%;
  display: grid; place-items: center; color: var(--orange); font-weight: 800;
}
.copyright { padding: 14px 0 20px; text-align: center; border-top: 1px solid rgba(255,255,255,.12); font-size: .78rem; }

.floating-whatsapp {
  position: fixed; right: 22px; bottom: 22px; z-index: 50; width: 58px; height: 58px;
  display: grid; place-items: center; border-radius: 50%; color: #fff; background: #1db954;
  box-shadow: 0 12px 24px rgba(0,0,0,.28); font-size: 1.5rem;
}

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1050px) {
  .header-cta { display: none; }
  .brand { width: 235px; }
  .main-nav { gap: 18px; }
  .hero-layout { grid-template-columns: 1fr .85fr; }
  .hero-benefits { grid-template-columns: repeat(2, 1fr); }
  .about-layout { grid-template-columns: 1fr; }
  .about-gallery { height: 330px; }
}

@media (max-width: 820px) {
  .header-inner { min-height: 76px; }
  .brand { width: 210px; }
  .menu-toggle { display: block; }
  .main-nav {
    position: absolute; left: 0; right: 0; top: 76px; display: grid; gap: 0;
    background: #03162f; transform: translateY(-140%); opacity: 0; pointer-events: none;
    transition: .25s; border-top: 1px solid rgba(255,255,255,.12);
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 15px 24px; border-bottom: 1px solid rgba(255,255,255,.08); }
  .main-nav a::after { display: none; }

  .hero, .hero-layout { min-height: auto; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-content { padding: 64px 0 42px; }
  .hero-visual { min-height: 440px; }
  .hero-photo { inset: 0; clip-path: polygon(0 8%, 100% 0, 100% 100%, 0 100%); }
  .hero-diagonal { display: none; }
  .identity-grid { grid-template-columns: 1fr; gap: 32px; }
  .identity article { padding: 0 24px; }
  .identity article + article::before { top: -16px; left: 10%; right: 10%; width: 80%; height: 2px; }
  .service-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, var(--container)); }
  .section { padding: 54px 0; }
  .hero h1 { font-size: clamp(2.45rem, 13vw, 3.7rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-benefits { gap: 18px 10px; }
  .about-gallery { grid-template-columns: 1fr; height: auto; }
  .gallery-card { min-height: 220px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand img { width: 240px; }
}