:root {
  --navy: #0b3f73;
  --navy-dark: #062b50;
  --blue: #24a7df;
  --blue-soft: #eaf7fd;
  --white: #ffffff;
  --text: #16202a;
  --muted: #5e6b78;
  --border: #dce5ec;
  --surface: #f7fafc;
  --shadow: 0 14px 38px rgba(7, 45, 79, 0.12);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; }

.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 88px 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(11,63,115,.1);
  backdrop-filter: blur(10px);
}
.header-inner { min-height: 88px; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; margin-right: auto; }
.brand img { width: 120px; height: 66px; object-fit: contain; object-position: center; }
.main-nav { display: flex; gap: 24px; align-items: center; }
.main-nav a { text-decoration: none; font-weight: 700; color: var(--navy-dark); font-size: .95rem; }
.main-nav a:hover { color: var(--blue); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-call, .btn-primary { background: var(--blue); color: var(--navy-dark); box-shadow: 0 10px 24px rgba(36,167,223,.25); }
.btn-primary:hover, .btn-call:hover { background: #48b9e7; }
.btn-secondary { background: rgba(255,255,255,.12); color: var(--white); border: 1px solid rgba(255,255,255,.55); backdrop-filter: blur(8px); }
.btn-large { min-height: 58px; padding-inline: 28px; font-size: 1.05rem; white-space: nowrap; }

.hero { position: relative; min-height: 650px; display: grid; align-items: center; overflow: hidden; background: var(--navy-dark); }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(3,29,54,.9) 0%, rgba(5,39,72,.72) 44%, rgba(3,29,54,.12) 78%); }
.hero-content { position: relative; z-index: 2; padding: 76px 0; color: var(--white); }
.eyebrow { margin: 0 0 12px; text-transform: uppercase; letter-spacing: .13em; font-weight: 900; font-size: .78rem; color: #8edbfa; }
.eyebrow.dark { color: var(--navy); }
.hero h1 { margin: 0; max-width: 760px; font-size: clamp(2.8rem, 6vw, 5.4rem); line-height: .98; letter-spacing: -.045em; }
.hero-copy { max-width: 680px; margin: 24px 0 0; font-size: clamp(1.05rem, 2vw, 1.25rem); color: rgba(255,255,255,.92); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.hero-note { margin: 14px 0 0; font-size: .95rem; color: rgba(255,255,255,.8); }

.trust-strip { background: var(--navy-dark); color: var(--white); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid > div { padding: 25px 22px; border-right: 1px solid rgba(255,255,255,.14); }
.trust-grid > div:last-child { border-right: 0; }
.trust-grid strong, .trust-grid span { display: block; }
.trust-grid strong { font-size: 1rem; }
.trust-grid span { margin-top: 4px; color: rgba(255,255,255,.72); font-size: .86rem; line-height: 1.45; }

.section-heading { max-width: 750px; margin-bottom: 38px; }
.section-heading h2, .equipment-copy h2, .areas-section h2, .cta-section h2 { margin: 0; color: var(--navy-dark); font-size: clamp(2rem, 4vw, 3.25rem); line-height: 1.08; letter-spacing: -.035em; }
.section-heading > p:last-child, .equipment-copy > p, .areas-section p, .cta-section p { color: var(--muted); font-size: 1.05rem; }

.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-card { padding: 28px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--white); box-shadow: 0 8px 28px rgba(7,45,79,.06); }
.service-card h3 { margin: 18px 0 8px; color: var(--navy-dark); font-size: 1.25rem; line-height: 1.25; }
.service-card p { margin: 0; color: var(--muted); }
.service-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 13px; background: var(--blue-soft); color: var(--navy); font-weight: 900; }

.equipment-section { background: var(--surface); }
.equipment-grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 62px; }
.equipment-copy > p { max-width: 680px; }
.process-steps { display: grid; gap: 13px; margin-top: 28px; }
.process-steps > div { display: grid; grid-template-columns: 42px 1fr; gap: 13px; align-items: start; padding: 14px 16px; background: var(--white); border: 1px solid var(--border); border-radius: 14px; }
.process-steps span { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: var(--white); font-weight: 900; }
.process-steps p { margin: 3px 0 0; color: var(--muted); }
.equipment-photo { margin: 0; background: var(--white); padding: 14px; border-radius: 22px; box-shadow: var(--shadow); }
.equipment-photo img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 14px; }
figcaption { margin-top: 10px; color: var(--muted); font-size: .9rem; }

.photo-button { display: block; width: 100%; margin: 0; padding: 0; border: 0; background: transparent; cursor: zoom-in; border-radius: 14px; overflow: hidden; }
.photo-button img { transition: transform .25s ease; }
.photo-button:hover img { transform: scale(1.015); }

.work-section { background: #fff; }
.before-after { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 22px; }
.before-after figure, .gallery-grid figure { margin: 0; border: 1px solid var(--border); border-radius: var(--radius); background: var(--white); overflow: hidden; padding: 10px 10px 13px; box-shadow: 0 8px 24px rgba(7,45,79,.055); }
.before-after img { width: 100%; height: 410px; object-fit: cover; border-radius: 12px; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-grid img { width: 100%; height: 300px; object-fit: cover; border-radius: 12px; }
.before-after figcaption, .gallery-grid figcaption { padding: 2px 6px 0; }

.areas-section { background: var(--navy); color: var(--white); }
.areas-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 60px; }
.areas-section h2 { color: var(--white); }
.areas-section p { color: rgba(255,255,255,.78); }
.area-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.area-tags span { padding: 10px 14px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; background: rgba(255,255,255,.08); font-weight: 700; }

.cta-section { padding: 68px 0; background: linear-gradient(135deg, #eaf7fd, #f9fcfe); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-section h2 { max-width: 750px; }
.cta-section p { margin-bottom: 0; }

.site-footer { background: #071f36; color: rgba(255,255,255,.82); padding: 46px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: 30px; align-items: start; }
.footer-grid p { margin: 0; }
.footer-grid a { color: #8edbfa; font-weight: 800; text-decoration: none; }
.footer-brand img { width: 150px; height: 84px; object-fit: contain; background: var(--white); border-radius: 10px; }
.footer-brand p { margin-top: 10px; font-weight: 800; color: var(--white); }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); font-size: .86rem; color: rgba(255,255,255,.55); }

.mobile-call { display: none; }
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,.88); padding: 40px; place-items: center; }
.lightbox:not([hidden]) { display: grid; }
.lightbox img { max-width: min(1100px, 94vw); max-height: 88vh; object-fit: contain; border-radius: 8px; }
.lightbox-close { position: fixed; top: 18px; right: 22px; width: 46px; height: 46px; border: 0; border-radius: 50%; background: rgba(255,255,255,.15); color: var(--white); font-size: 2rem; line-height: 1; cursor: pointer; }

@media (max-width: 980px) {
  .main-nav { display: none; }
  .header-call { margin-left: auto; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid > div { border-bottom: 1px solid rgba(255,255,255,.14); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment-grid, .areas-grid { grid-template-columns: 1fr; gap: 34px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 64px 0; }
  .site-header { position: static; }
  .header-inner { min-height: 76px; }
  .brand img { width: 104px; height: 58px; }
  .header-call { display: none; }
  .hero { min-height: 620px; }
  .hero-image { object-position: 59% center; }
  .hero-overlay { background: linear-gradient(90deg, rgba(3,29,54,.94), rgba(3,29,54,.68)); }
  .hero-content { padding: 64px 0 84px; }
  .hero h1 { max-width: 96%; }
  .hero-actions { align-items: stretch; flex-direction: column; max-width: 360px; }
  .trust-grid, .service-grid, .before-after, .gallery-grid, .footer-grid { grid-template-columns: 1fr; }
  .trust-grid > div { border-right: 0; }
  .before-after img, .gallery-grid img { height: 320px; }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .mobile-call {
    display: block;
    position: fixed;
    left: 14px;
    right: 14px;
    bottom: 14px;
    z-index: 70;
    padding: 14px 18px;
    border-radius: 999px;
    background: var(--blue);
    color: var(--navy-dark);
    text-align: center;
    text-decoration: none;
    font-weight: 900;
    box-shadow: 0 12px 28px rgba(0,0,0,.22);
  }
  .site-footer { padding-bottom: 92px; }
  .lightbox { padding: 16px; }
}