:root {
  --brand: #1691d3;
  --brand-dark: #0c6fa8;
  --bg: #f6f9fc;
  --text: #16212b;
  --muted: #596a77;
  --white: #ffffff;
  --line: #dce8f0;
  --shadow: 0 18px 50px rgba(16, 35, 52, 0.08);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
.container {
  width: min(1140px, calc(100% - 32px));
  margin: 0 auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(220,232,240,.9);
}
.nav-wrap {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand img { height: 48px; width: auto; }
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-weight: 600;
}
.desktop-nav a:hover { color: var(--brand); }
.btn {
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .18s ease, opacity .18s ease, box-shadow .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: 0 16px 32px rgba(22,145,211,.22);
}
.btn-secondary {
  background: var(--white);
  border: 1px solid var(--line);
}
.btn-light {
  background: var(--white);
  color: var(--brand-dark);
}
.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  margin: 5px 0;
  border-radius: 999px;
  background: var(--text);
}
.mobile-menu {
  display: none;
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
  background: var(--white);
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid #eef4f8;
  font-weight: 600;
}
.mobile-menu .btn {
  margin-top: 14px;
  border-bottom: 0;
}

.hero {
  padding: 74px 0 40px;
  background:
    radial-gradient(circle at top right, rgba(22,145,211,.15), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 36px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--brand);
  font-size: .9rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.hero h1,
.section-heading h2,
.about-grid h2,
.form-intro h2,
.cta-box h2 {
  margin: 0 0 18px;
  line-height: 1.05;
  letter-spacing: -.03em;
}
.hero h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); }
.hero p,
.section-heading p,
.about-grid p,
.service-card p,
.about-panel p,
.form-intro p,
.site-footer p,
.site-footer li,
.form-note {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.02rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 26px;
  color: var(--muted);
  font-weight: 600;
}
.hero-visual { position: relative; }
.hero-photo-stack {
  position: relative;
  min-height: 520px;
}
.photo-main,
.photo-small {
  position: absolute;
  overflow: hidden;
  border-radius: 30px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,.85);
  background: #fff;
}
.photo-main {
  inset: 30px 90px 30px 0;
}
.photo-small {
  width: 220px;
  height: 170px;
  right: 0;
}
.photo-small-top { top: 0; }
.photo-small-bottom { bottom: 0; }
.photo-main img,
.photo-small img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.trust-bar {
  background: #fbfdff;
  border-top: 1px solid #edf3f7;
  border-bottom: 1px solid #edf3f7;
}
.trust-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 22px 0;
  text-align: center;
  color: var(--brand-dark);
  font-weight: 700;
}
.section { padding: 92px 0; }
.section-alt { background: var(--bg); }
.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}
.section-heading h2,
.about-grid h2,
.form-intro h2,
.cta-box h2 { font-size: clamp(2rem, 4vw, 3.2rem); }

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card,
.about-panel,
.quote-form,
.gallery-card {
  background: var(--white);
  border: 1px solid #e7eff5;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.service-card { padding: 28px; }
.service-icon {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 18px;
  font-size: 1.7rem;
  background: #eef8fe;
}
.service-card h3 { margin: 0 0 12px; font-size: 1.2rem; }

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  align-items: center;
}
.about-panel {
  padding: 30px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.about-panel img { width: 140px; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.gallery-card {
  padding: 0;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  cursor: pointer;
}
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.gallery-card:hover img { transform: scale(1.04); }

.cta-section {
  background: linear-gradient(135deg, var(--brand) 0%, #39ace8 100%);
}
.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cta-box, .cta-box p, .cta-box h2, .cta-box .eyebrow { color: var(--white); }

.form-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 28px;
  align-items: start;
}
.form-benefits {
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.9;
}
.quote-form { padding: 28px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.quote-form label {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: #12334a;
  font-weight: 600;
}
.quote-form .full { grid-column: 1 / -1; }
.quote-form input,
.quote-form select,
.quote-form textarea {
  width: 100%;
  border: 1px solid #d4e5ef;
  border-radius: 15px;
  padding: 14px 16px;
  color: var(--text);
  background: #fff;
}
.quote-form input:focus,
.quote-form select:focus,
.quote-form textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(22,145,211,.14);
}
.form-actions {
  margin-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.site-footer {
  background: #0d1820;
  color: var(--white);
  padding: 70px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 28px;
}
.footer-logo {
  width: 120px;
  margin-bottom: 16px;
  background: #fff;
  border-radius: 18px;
  padding: 10px;
}
.site-footer h3 { margin-top: 0; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.footer-bottom {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.08);
}

.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 24px;
  background: rgba(8, 18, 24, .9);
  z-index: 100;
}
.lightbox.open { display: grid; }
.lightbox img {
  max-width: min(95vw, 1200px);
  max-height: 88vh;
  border-radius: 22px;
  box-shadow: 0 24px 70px rgba(0,0,0,.35);
}
.lightbox-close {
  position: absolute;
  top: 16px;
  right: 20px;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
}

@media (max-width: 1100px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .form-layout,
  .cta-box,
  .trust-items {
    grid-template-columns: 1fr;
  }
  .hero-photo-stack { min-height: 420px; }
}
@media (max-width: 760px) {
  .desktop-nav, .desktop-cta { display: none; }
  .menu-toggle { display: block; }
  .hero { padding-top: 44px; }
  .section { padding: 72px 0; }
  .gallery-grid,
  .form-grid,
  .service-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-photo-stack {
    min-height: auto;
    display: grid;
    gap: 14px;
  }
  .photo-main, .photo-small {
    position: relative;
    inset: auto;
    width: 100%;
    height: 240px;
  }
  .about-panel {
    flex-direction: column;
    text-align: center;
  }
}