:root {
  --blue: #0B54A6;
  --blue-dark: #061426;
  --blue-deep: #0D1F37;
  --blue-soft: #59A7FF;
  --ink: #111827;
  --text: #273244;
  --muted: #5B6678;
  --line: rgba(89, 167, 255, 0.22);
  --panel: rgba(255, 255, 255, 0.1);
  --font-heading: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text); background: #FFFFFF; }
body.mobile-call-visible { padding-bottom: 74px; }
* { border-radius: 0 !important; }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 800; letter-spacing: -0.035em; color: var(--ink); }
h1 { font-size: 2.75rem; line-height: 1.03; }
h2 { font-size: 2.05rem; line-height: 1.12; }
h3, h4 { font-size: 1.375rem; line-height: 1.2; }
p, li, a, button, input, textarea { font-size: 16px; }
.footer-copy, .footer-copy p, .footer-copy a { font-size: 14px; }

@media (min-width: 768px) {
  h1 { font-size: clamp(3.25rem, 6vw, 5.75rem); }
  h2 { font-size: clamp(2.3rem, 4vw, 4.35rem); }
}

.site-header { background: rgba(6, 20, 38, 0.92); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(89, 167, 255, 0.22); }
.logo-mark { width: 38px; height: 38px; background: linear-gradient(135deg, var(--blue), var(--blue-soft)); display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 0 24px rgba(89, 167, 255, .42); }
.nav-link { color: #EAF5FF; font-weight: 700; letter-spacing: .01em; }
.nav-link:hover { color: #FFFFFF; }
.phone-btn, .cta-btn { color: #FFFFFF; background: linear-gradient(135deg, #0B54A6, #0D78DE); border: 1px solid rgba(255,255,255,.24); font-weight: 800; white-space: nowrap; box-shadow: 0 0 0 0 rgba(255,255,255,.45); animation: pulseGlow 2.4s infinite; transition: transform .22s ease, background .22s ease, box-shadow .22s ease; }
.phone-btn:hover, .cta-btn:hover { color: #FFFFFF; background: linear-gradient(135deg, #06366C, #0B54A6); transform: translateY(-2px); box-shadow: 0 0 38px rgba(89, 167, 255, .5); }
.ghost-btn { color: #FFFFFF; border: 1px solid rgba(255,255,255,.34); }
.hero { min-height: 760px; background-image: linear-gradient(90deg, rgba(4, 12, 24, .94) 0%, rgba(6, 20, 38, .84) 45%, rgba(6, 20, 38, .42) 100%), url('../images/hero-technician.jpg'); background-size: cover; background-position: center; position: relative; overflow: hidden; }
.hero:before { content: ""; position: absolute; inset: 0; background-image: url('../images/tech-grid.svg'); background-size: cover; opacity: .32; mix-blend-mode: screen; }
.hero > * { position: relative; z-index: 1; }
.hero h1, .dark-section h2, .dark-section h3, .hero h3 { color: #FFFFFF; }
.hero p, .dark-section p, .dark-section li { color: #DCEBFA; }
.stars { color: #59A7FF; font-size: 1.25rem; letter-spacing: .18em; text-shadow: 0 0 16px rgba(89, 167, 255, .55); }
.gallery-badge { height: 48px; width: auto; max-width: 92px; object-fit: contain; background: rgba(255,255,255,.94); border: 1px solid rgba(89,167,255,.35); padding: 6px; }
.glass-panel { background: rgba(255,255,255,.11); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(20px); box-shadow: 0 30px 100px rgba(0,0,0,.3); }
.section-pad { padding: 72px 0; }
.eyebrow { color: var(--blue); font-weight: 900; text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; }
.h2-accent { width: 76px; height: 4px; background: linear-gradient(90deg, var(--blue), var(--blue-soft)); margin-top: 18px; box-shadow: 0 0 18px rgba(89, 167, 255, .52); }
.tech-card { background: #FFFFFF; border: 1px solid rgba(11,84,166,.13); box-shadow: 0 22px 70px rgba(13, 31, 55, .09); }
.dark-section { background: radial-gradient(circle at 20% 0%, rgba(89,167,255,.22), transparent 36%), linear-gradient(135deg, #061426, #0D1F37); }
.dark-section a { color: #FFFFFF; }
.split-img { width: 100%; height: 100%; min-height: 300px; object-fit: cover; box-shadow: 0 28px 90px rgba(6, 20, 38, .18); }
.icon-chip { width: 52px; height: 52px; border: 1px solid rgba(89,167,255,.32); background: linear-gradient(135deg, rgba(11,84,166,.12), rgba(89,167,255,.08)); display: inline-flex; align-items: center; justify-content: center; color: var(--blue); }
.number-chip { width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center; background: #0B54A6; color: #FFFFFF; font-weight: 900; box-shadow: 0 0 24px rgba(89,167,255,.35); }
.zip-pill { border: 1px solid rgba(11,84,166,.22); background: rgba(89,167,255,.08); color: #0D1F37; font-weight: 800; padding: .55rem .85rem; }
.review-track { display: flex; transition: transform .45s ease; }
.review-slide { min-width: 100%; }
.review-card { background: #FFFFFF; border: 1px solid rgba(11,84,166,.14); box-shadow: 0 20px 60px rgba(13,31,55,.08); height: 100%; }
.faq-item summary { cursor: pointer; color: var(--ink); font-weight: 800; }
.faq-item { border: 1px solid rgba(11,84,166,.16); background: #FFFFFF; }
.mobile-sticky-call { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; transform: translateY(110%); opacity: 0; pointer-events: none; transition: transform .25s ease, opacity .25s ease; }
.mobile-sticky-call.is-visible { transform: translateY(0); opacity: 1; pointer-events: auto; }
.mobile-menu { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.mobile-menu.is-open { max-height: 420px; }

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(255,255,255,.38), 0 0 24px rgba(89,167,255,.18); }
  70% { box-shadow: 0 0 0 14px rgba(255,255,255,0), 0 0 30px rgba(89,167,255,.34); }
  100% { box-shadow: 0 0 0 0 rgba(255,255,255,0), 0 0 24px rgba(89,167,255,.18); }
}

@media (min-width: 768px) {
  .review-slide { min-width: 33.333333%; }
  body.mobile-call-visible { padding-bottom: 0; }
}

@media (max-width: 767px) {
  .hero { min-height: 820px; background-position: 58% center; }
  .section-pad { padding: 52px 0; }
  .gallery-badge { height: 48px; max-width: 82px; }
}