:root {
  --navy: #061827;
  --navy-2: #0b253a;
  --ink: #102333;
  --muted: #5d6a73;
  --lime: #d8f21f;
  --lime-dark: #a9bd00;
  --mist: #eef3f5;
  --white: #ffffff;
  --line: #d7e0e4;
  --shadow: 0 18px 60px rgba(3, 22, 36, .13);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 14px; background: var(--lime); color: var(--navy); font-weight: 800; }
.skip-link:focus { top: 16px; }

.site-header { position: sticky; top: 0; z-index: 40; background: rgba(6,24,39,.96); backdrop-filter: blur(15px); border-bottom: 1px solid rgba(255,255,255,.1); }
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand img { width: 225px; height: 62px; object-fit: contain; object-position: left center; }
.nav-links { display: flex; align-items: center; gap: 5px; }
.nav-links a { padding: 11px 13px; text-decoration: none; color: #dce7ec; font-size: .9rem; font-weight: 750; border-radius: 10px; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--lime); background: rgba(255,255,255,.07); }
.nav-links .nav-cta { margin-left: 8px; color: var(--navy); background: var(--lime); }
.nav-links .nav-cta:hover { color: var(--navy); background: #e7ff3a; }
.menu-button { display: none; width: 46px; height: 46px; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; color: white; background: transparent; font-size: 1.45rem; cursor: pointer; }

.hero { position: relative; min-height: 690px; overflow: hidden; display: grid; align-items: center; color: white; background: var(--navy); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(3,18,29,.98) 0%, rgba(3,18,29,.84) 48%, rgba(3,18,29,.18) 78%), url('../images/hero.webp') center/cover no-repeat; }
.hero::after { content: ""; position: absolute; width: 370px; height: 370px; left: -170px; bottom: -190px; border: 72px solid rgba(216,242,31,.1); border-radius: 50%; }
.hero-content { position: relative; z-index: 1; max-width: 760px; padding: 100px 0 120px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; color: var(--lime); text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; font-weight: 850; }
.eyebrow::before { content: ""; width: 28px; height: 3px; background: var(--lime); }
h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -.025em; }
h1 { margin-top: 22px; max-width: 800px; font-size: clamp(3rem, 7vw, 6.2rem); text-transform: uppercase; }
.hero h1 span { color: var(--lime); }
.hero-lead { max-width: 670px; margin: 26px 0 0; color: #d8e3e8; font-size: clamp(1.05rem, 2vw, 1.27rem); }
.actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 9px; padding: 12px 19px; border: 2px solid transparent; border-radius: 12px; text-decoration: none; font-weight: 850; cursor: pointer; }
.button-primary { background: var(--lime); color: var(--navy); }
.button-primary:hover { background: #e8ff40; transform: translateY(-1px); }
.button-outline { border-color: rgba(255,255,255,.38); color: white; }
.button-outline:hover { border-color: white; background: rgba(255,255,255,.08); }
.hero-process { position: absolute; z-index: 2; bottom: 0; left: 0; right: 0; background: rgba(7,28,44,.9); border-top: 1px solid rgba(255,255,255,.11); }
.process-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.process-step { padding: 20px 24px; border-right: 1px solid rgba(255,255,255,.1); color: #d9e4e9; font-size: .83rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 800; }
.process-step:last-child { border-right: 0; }
.process-step b { display: inline-grid; place-items: center; width: 25px; height: 25px; margin-right: 9px; border-radius: 50%; background: var(--lime); color: var(--navy); }

.section { padding: 100px 0; }
.section-soft { background: var(--mist); }
.section-dark { background: var(--navy); color: white; }
.section-heading { display: grid; grid-template-columns: .85fr 1.15fr; gap: 60px; align-items: end; margin-bottom: 46px; }
.section-heading h2 { margin-top: 16px; font-size: clamp(2.2rem, 4.3vw, 4rem); text-transform: uppercase; }
.section-heading p { max-width: 620px; margin: 0; color: var(--muted); font-size: 1.08rem; }
.section-dark .section-heading p { color: #bfd0d8; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: white; box-shadow: 0 5px 20px rgba(3,22,36,.035); }
.card-num { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 44px; border-radius: 50%; background: var(--lime); color: var(--navy); font-size: .85rem; font-weight: 900; }
.card h3 { font-size: 1.25rem; }
.card p { margin: 13px 0 0; color: var(--muted); }
.service-card { position: relative; min-height: 310px; overflow: hidden; display: flex; flex-direction: column; justify-content: flex-end; border: 0; color: white; background: var(--navy-2); }
.service-card::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 15%, rgba(4,23,36,.95) 78%); }
.service-card:nth-child(1) { background: url('../images/cable-joint.webp') center/cover; }
.service-card:nth-child(2) { background: url('../images/technician.webp') center/cover; }
.service-card:nth-child(3) { background: url('../images/underground.webp') center/cover; }
.service-card > * { position: relative; z-index: 1; }
.service-card p { color: #d4e1e7; }
.text-link { display: inline-block; margin-top: 18px; color: var(--lime); font-weight: 850; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.split-image { min-height: 520px; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.split-image img { width: 100%; height: 100%; min-height: 520px; object-fit: cover; }
.split-copy h2 { margin: 17px 0 23px; font-size: clamp(2.25rem, 4.5vw, 4.25rem); text-transform: uppercase; }
.split-copy p { color: var(--muted); }
.check-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 13px; }
.check-list li { display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: start; font-weight: 700; }
.check-list li::before { content: "✓"; display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; background: var(--lime); color: var(--navy); font-size: .8rem; font-weight: 900; }
.stat-band { background: var(--lime); color: var(--navy); }
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.stat { padding: 28px 20px; text-align: center; border-right: 1px solid rgba(6,24,39,.18); }
.stat:last-child { border-right: 0; }
.stat b { display: block; font-size: 1.1rem; text-transform: uppercase; }
.stat span { font-size: .84rem; font-weight: 700; }

.page-hero { position: relative; overflow: hidden; padding: 112px 0 96px; background: var(--navy); color: white; }
.page-hero::after { content: ""; position: absolute; right: -90px; top: -160px; width: 430px; height: 430px; border: 80px solid rgba(216,242,31,.09); border-radius: 50%; }
.page-hero h1 { max-width: 900px; font-size: clamp(2.9rem, 6vw, 5.4rem); }
.page-hero p { max-width: 690px; margin: 24px 0 0; color: #cad8df; font-size: 1.13rem; }
.about-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.value-card { padding: 34px; background: var(--navy-2); color: white; border-radius: var(--radius); }
.value-card small { color: var(--lime); font-weight: 900; }
.value-card h3 { margin-top: 22px; font-size: 1.55rem; }
.value-card p { color: #c8d7de; }
.workflow { counter-reset: steps; display: grid; gap: 12px; }
.workflow-item { counter-increment: steps; display: grid; grid-template-columns: 70px 1fr; gap: 22px; padding: 26px; background: white; border: 1px solid var(--line); border-radius: 18px; }
.workflow-item::before { content: counter(steps, decimal-leading-zero); display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; background: var(--lime); color: var(--navy); font-weight: 900; }
.workflow-item h3 { margin-top: 3px; font-size: 1.15rem; text-transform: uppercase; }
.workflow-item p { margin: 8px 0 0; color: var(--muted); }
.service-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.service-item { padding: 30px; border-left: 5px solid var(--lime); background: white; border-radius: 0 18px 18px 0; box-shadow: 0 8px 30px rgba(3,22,36,.06); }
.service-item h3 { font-size: 1.25rem; }
.service-item p { margin-bottom: 0; color: var(--muted); }
.feature-image { position: relative; overflow: hidden; min-height: 450px; border-radius: var(--radius); background: var(--navy); }
.feature-image img { width: 100%; height: 100%; min-height: 450px; object-fit: cover; }
.feature-image figcaption { position: absolute; left: 24px; bottom: 24px; max-width: 460px; padding: 17px 20px; border-radius: 14px; background: rgba(6,24,39,.92); color: white; }
.project-panel { display: grid; grid-template-columns: .9fr 1.1fr; overflow: hidden; background: var(--navy); color: white; border-radius: var(--radius); }
.project-panel img { width: 100%; height: 100%; min-height: 510px; object-fit: cover; }
.project-copy { padding: clamp(34px, 6vw, 70px); }
.project-copy h2 { margin: 15px 0 20px; font-size: clamp(2.2rem, 4vw, 3.8rem); text-transform: uppercase; }
.project-copy p { color: #c6d6dd; }
.project-tags { display: flex; flex-wrap: wrap; gap: 9px; margin: 28px 0 0; }
.project-tags span { padding: 8px 12px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; font-size: .82rem; font-weight: 750; }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; }
.contact-card { padding: 36px; border-radius: var(--radius); background: var(--navy); color: white; }
.contact-card h2 { font-size: 2.2rem; text-transform: uppercase; }
.contact-lines { margin-top: 30px; display: grid; gap: 24px; }
.contact-line small { display: block; color: var(--lime); text-transform: uppercase; letter-spacing: .1em; font-weight: 850; }
.contact-line a, .contact-line address { display: block; margin-top: 5px; color: white; text-decoration: none; font-style: normal; }
.contact-form { padding: 36px; border: 1px solid var(--line); border-radius: var(--radius); background: white; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: .89rem; font-weight: 800; }
.field input, .field textarea { width: 100%; padding: 13px 14px; border: 1px solid #bac7cd; border-radius: 10px; color: var(--ink); background: #fbfcfc; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: 3px solid rgba(216,242,31,.45); border-color: var(--lime-dark); }
.form-note { margin: 15px 0 0; color: var(--muted); font-size: .86rem; }
.button-dark { background: var(--navy); color: white; }
.button-dark:hover { background: var(--navy-2); }

.cta { padding: 72px 0; background: var(--lime); color: var(--navy); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 35px; }
.cta h2 { max-width: 750px; font-size: clamp(2rem, 4vw, 3.7rem); text-transform: uppercase; }
.cta .button { flex: 0 0 auto; background: var(--navy); color: white; }
.site-footer { padding: 70px 0 24px; background: #03111c; color: #cad8df; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 50px; }
.footer-logo { width: 230px; }
.footer-text { max-width: 410px; margin: 18px 0 0; }
.site-footer h3 { color: white; font-size: 1rem; text-transform: uppercase; letter-spacing: .08em; }
.footer-links { display: grid; gap: 10px; margin-top: 19px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { margin-top: 50px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 20px; font-size: .84rem; }
.whatsapp-float { position: fixed; right: 22px; bottom: 22px; z-index: 30; display: inline-flex; align-items: center; gap: 9px; padding: 13px 16px; border-radius: 999px; background: #20b958; color: white; text-decoration: none; font-weight: 850; box-shadow: 0 12px 30px rgba(0,0,0,.2); }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .nav-links { position: absolute; top: 82px; left: 0; right: 0; display: none; padding: 14px 20px 22px; background: var(--navy); border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav-links.open { display: grid; }
  .nav-links .nav-cta { margin-left: 0; text-align: center; }
  .hero { min-height: 720px; }
  .hero::before { background: linear-gradient(90deg, rgba(3,18,29,.96), rgba(3,18,29,.62)), url('../images/hero.webp') 60% center/cover no-repeat; }
  .section-heading, .split, .project-panel, .contact-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .section-heading { gap: 22px; }
  .project-panel img { min-height: 380px; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .brand img { width: 190px; }
  .hero { min-height: 760px; }
  .hero-content { padding-top: 72px; }
  .process-grid { grid-template-columns: repeat(2,1fr); }
  .process-step { padding: 14px 10px; font-size: .7rem; }
  .section { padding: 72px 0; }
  .section-heading { margin-bottom: 34px; }
  .service-list, .about-grid, .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .stat-grid { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid rgba(6,24,39,.18); }
  .split-image, .split-image img { min-height: 360px; }
  .workflow-item { grid-template-columns: 52px 1fr; padding: 20px; gap: 14px; }
  .workflow-item::before { width: 48px; height: 48px; }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .whatsapp-float { right: 14px; bottom: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}