:root {
  color-scheme: light;
  --navy: #091f38;
  --blue: #006aa6;
  --cyan: #59d5ff;
  --muted: #4b5d6d;
  --line: #d6e1ea;
  --light: #edf5fa;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--navy);
  background: #fff;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-underline-offset: .22em; }
a:focus-visible { outline: 3px solid #008acc; outline-offset: 5px; }
img { display: block; width: 100%; }
figure, p, h1, h2, h3 { margin: 0; }
p { line-height: 1.65; }
.wrap { width: min(1160px, calc(100% - 64px)); margin-inline: auto; }
.skip { position: absolute; left: 12px; top: -100px; padding: 12px; background: #fff; z-index: 2; }
.skip:focus { top: 12px; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 8px; font-size: 1.46rem; font-weight: 850; letter-spacing: -.055em; text-decoration: none; }
.brand > span > span { color: var(--blue); }
nav { display: flex; flex-wrap: wrap; gap: 24px; font-size: .91rem; font-weight: 650; }
nav a { text-decoration: none; }
nav a:hover, .text-link:hover { text-decoration: underline; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 12px 17px; min-height: 44px; border-radius: 7px; border: 1px solid var(--line); font-size: .93rem; font-weight: 750; text-decoration: none; }
.button:hover { border-color: currentColor; }
.primary { background: var(--cyan); color: var(--navy); border-color: var(--cyan); }
.primary:hover { background: #b0edff; }
.hero { background: #0b2542; color: #fff; }
.hero-inner { display: grid; grid-template-columns: 1.12fr 1fr; gap: clamp(24px, 5vw, 75px); padding-block: 54px; align-items: center; }
.hero-copy { padding-block: 24px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 14px; color: var(--blue); font-weight: 800; text-transform: uppercase; letter-spacing: .105em; font-size: .75rem; }
.eyebrow span { width: 16px; height: 3px; border-radius: 2px; background: currentColor; }
.hero .eyebrow, .contact .eyebrow { color: var(--cyan); }
h1, h2 { letter-spacing: -.055em; line-height: 1.03; }
h1 { font-size: clamp(2.7rem, 6vw, 5.25rem); }
h1 em { font-style: normal; color: var(--cyan); }
.intro { margin-top: 22px; color: #e1edf7; font-size: 1.06rem; max-width: 48ch; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 28px; }
.text-link { font-size: .94rem; font-weight: 700; }
.hero-posters { min-width: 0; width: 100%; max-width: 500px; margin: 0 auto; padding: 10px; border: 1px solid #52738e; border-radius: 12px; background: #173650; }
.poster-images { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.poster-images img { height: auto; border-radius: 6px; }
.poster-images img:first-child { grid-column: 1 / -1; width: 85%; justify-self: center; }
.hero-posters figcaption { padding: 10px 2px 2px; color: #e1edf7; text-align: center; font-size: .86rem; font-weight: 650; }
.section { padding-block: clamp(48px, 7vw, 92px); }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); }
.service-grid, .projects { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 29px; }
.service-grid article { border-top: 2px solid var(--line); padding: 16px 10px 0 0; }
.service-grid h3 { margin: 8px 0; font-size: 1.23rem; line-height: 1.24; }
.service-grid article > p:not(.number), .coverage p:not(.eyebrow) { color: var(--muted); }
.service-grid article > p + p { margin-top: 10px; }
.number { color: var(--blue); font-size: .83rem; font-weight: 800; }
.gallery { background: var(--light); }
.projects figure { background: #fff; border-radius: 8px; overflow: hidden; }
.projects a { display: block; }
.projects a:focus-visible { outline-offset: -5px; }
.projects img { aspect-ratio: 4 / 3; object-fit: cover; }
.projects img.duct { object-position: center 38%; }
.projects img.camera { object-position: center 29%; }
.projects img.interphone { object-position: center 37%; }
.projects figcaption { padding: 16px 18px 19px; }
.projects figcaption span { display: block; margin-bottom: 3px; color: var(--blue); font-size: .8rem; font-weight: 750; }
.coverage { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.towns { display: flex; flex-wrap: wrap; gap: 7px; padding: 0; margin: 13px 0 0; list-style: none; }
.towns li { padding: 5px 11px; background: var(--light); border-radius: 5px; font-size: .91rem; }
.contact { background: #0b2542; color: #fff; }
.contact-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 44px; }
.contact-inner p:not(.eyebrow) { margin-top: 12px; color: #e1edf7; }
.contact-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; flex-shrink: 0; }
.contact-actions p.response-time { margin-top: 0; font-size: .86rem; }
.footer { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-block: 21px; color: var(--muted); font-size: .83rem; }
.footer strong { color: var(--navy); }

@media (max-width: 820px) {
  .wrap { width: calc(100% - 40px); }
  .header-inner { flex-wrap: wrap; padding-block: 10px; }
  nav { order: 3; width: 100%; gap: 10px 19px; padding-bottom: 4px; }
  .hero-inner { grid-template-columns: 1fr; padding-block: 36px; }
  .hero-copy { padding-block: 0; }
  .service-grid, .projects { gap: 17px; }
}

@media (max-width: 620px) {
  .wrap { width: calc(100% - 32px); }
  .header-button { padding-inline: 9px; gap: 5px; font-size: .81rem; }
  .brand { font-size: 1.27rem; }
  .brand svg { width: 32px; height: 32px; }
  nav { font-size: .84rem; }
  .service-grid, .projects, .coverage { grid-template-columns: 1fr; }
  .coverage { gap: 16px; }
  .contact-inner { flex-direction: column; align-items: flex-start; }
}