:root{
  --cobalt:#004A7A;
  --teal:#007D86;
  --charcoal:#1C1E21;
  --bg-soft:#F5F7FB;
  --border-soft:#E2E7F2;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;color:var(--charcoal);background:#fff;line-height:1.6}
h1,h2,h3{font-family:Montserrat,Inter,sans-serif;line-height:1.2}
h2{font-weight:800;font-size:clamp(1.4rem,1.1vw + 1.1rem,2rem);margin-bottom:.4rem}
h3{font-weight:700;font-size:1.05rem;margin:.1rem 0 .2rem}
a{color:var(--cobalt)}
.section{max-width:1100px;margin:0 auto;padding:60px 18px}
.section.alt{background:var(--bg-soft);border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft)}
.section-intro{max-width:720px;margin:.2rem 0 1.6rem;color:#4b5563}

.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #e5e9f3}
.nav{max-width:1200px;margin:0 auto;padding:10px 18px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--charcoal);min-width:260px}
.brand img{height:40px;width:auto;border-radius:8px}
.brand-text{font-weight:800;font-size:1.05rem}
.nav-toggle{display:none;margin-left:auto;background:transparent;border:0;font-size:1.3rem}
.nav-links{list-style:none;display:flex;gap:18px;margin:0;padding:0;font-weight:600}
.nav-links a{text-decoration:none;color:#0f172a}
.nav-cta{margin-left:auto;display:flex;gap:12px;align-items:center}
.nav-cta .phone{text-decoration:none;font-weight:700;color:var(--teal)}

.btn{border-radius:999px;padding:9px 16px;font-weight:700;border:none;cursor:pointer;text-decoration:none;display:inline-block;font-size:.95rem}
.btn.primary{background:var(--cobalt);color:#fff}
.btn.primary:hover{filter:brightness(.95)}
.btn.block{width:100%;text-align:center}

.hero{position:relative;min-height:60vh;background:radial-gradient(900px 400px at 70% 50%,#e2edff,transparent 65%),#f8fbff}
.hero-media{position:absolute;inset:0;pointer-events:none}
.hero-center{display:flex;align-items:center;justify-content:center;padding:40px 18px}
.hero-center-inner{position:relative;z-index:1;background:#ffffffdd;border-radius:24px;padding:24px 40px;display:flex;flex-direction:column;align-items:center;gap:10px;box-shadow:0 24px 70px rgba(15,23,42,.12)}
.hero-logo{width:160px;max-width:60vw;height:auto;border-radius:18px}
.slogan{margin:0;font-weight:800;letter-spacing:.18em;font-size:.9rem;color:var(--teal);text-align:center}

.why{text-align:center}
.why-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:1.5rem}
.why-item{padding:18px 16px;border-radius:16px;background:#fff;border:1px solid #e4e8f3;box-shadow:0 10px 30px rgba(15,23,42,.04);text-align:left}

.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:1rem}
.card{border-radius:16px;border:1px solid #e4e8f3;background:#fff;padding:18px;box-shadow:0 10px 30px rgba(15,23,42,.04)}
.card ul{margin:8px 0 0 18px;padding:0}

.contact .estimate-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:18px;align-items:flex-start}
.estimate-aside{background:#edf6ff;border-radius:18px;border:1px solid #d5e3fb;padding:18px 20px;box-shadow:0 8px 26px rgba(15,23,42,.06)}
.estimate-aside .call a{font-weight:700;text-decoration:none;color:var(--cobalt)}
.aside-list{margin:.75rem 0 0 18px;padding:0}
.estimate-form{background:#fff;border-radius:18px;border:1px solid #dde5f4;padding:18px 20px;box-shadow:0 12px 36px rgba(15,23,42,.06)}
.contact label{display:flex;flex-direction:column;font-weight:600;font-size:.9rem;gap:6px}
.contact input,.contact select,.contact textarea{font:inherit;padding:10px 12px;border-radius:10px;border:1px solid #d1d8e8;background:#fff}
.contact input:focus,.contact select:focus,.contact textarea:focus{outline:2px solid var(--cobalt);border-color:var(--cobalt)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.check{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:.9rem}
.check input{width:auto}
.legal{color:#6b7280;margin-top:8px}
.hidden{display:none !important}

.checklist-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:1.25rem}
.checklist-grid h3{margin-bottom:.3rem}
.checklist-grid ul{margin:0 0 0 18px;padding:0}

.diff-card{margin-top:1.5rem;border-radius:18px;overflow:hidden;border:1px solid #dde5f4;background:#fff;box-shadow:0 14px 40px rgba(15,23,42,.06)}
.diff-head{display:grid;grid-template-columns:2fr 1fr 1fr;background:linear-gradient(135deg,var(--cobalt),var(--teal));color:#fff;font-weight:700}
.diff-head > div{padding:10px 14px;text-align:center}
.label-col{text-align:left}
.diff-row{display:grid;grid-template-columns:2fr 1fr 1fr;align-items:center}
.diff-row > div{padding:10px 14px}
.diff-row.alt{background:#f4f6fb}
.tick{text-align:center;font-weight:800;color:var(--teal)}
.dash{text-align:center;color:#9ca3af;font-weight:800}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:1rem}
.chip{background:#ecf0ff;border-radius:999px;border:1px solid #d3ddff;padding:6px 12px;font-weight:600;font-size:.9rem;color:#111827}

.site-footer{background:#0b1120;color:#e5e7eb;padding:32px 18px 80px}
.footer-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px;align-items:flex-start}
.footer-logo{height:40px;width:auto;border-radius:8px;margin-bottom:8px}
.site-footer a{color:#e5e7eb;text-decoration:none}
.tiny{text-align:center;margin-top:16px;color:#9ca3af;font-size:.85rem}
.sticky-cta{position:fixed;left:50%;transform:translateX(-50%);bottom:16px;z-index:40;box-shadow:0 12px 32px rgba(15,23,42,.28)}

@media (max-width:960px){
  .why-row{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}
  .checklist-grid{grid-template-columns:1fr 1fr}
  .contact .estimate-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav-links{display:none}
  .nav-toggle{display:block}
  .why-row{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .checklist-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}