:root{
  --navy:#243B63;
  --navy-dark:#17324D;
  --ink:#17212B;
  --muted:#5E6D7A;
  --line:#DCE4E9;
  --paper:#F7F5EF;
  --soft:#EEF2F4;
  --white:#FFFFFF;
  --accent:#C58A43;
  --green:#2E7653;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 40px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(23,50,77,.08)
}
.nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;color:var(--navy-dark);letter-spacing:-.3px}
.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--navy-dark);color:#fff;display:grid;place-items:center;font-weight:900;font-size:14px}
.nav-links{display:flex;align-items:center;gap:24px;font-size:14px}
.nav-links a:hover{color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:10px;font-weight:800;border:1px solid transparent;transition:.2s}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-dark);transform:translateY(-1px)}
.btn-secondary{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-secondary:hover{background:rgba(36,59,99,.06)}
.eyebrow{font-size:12px;letter-spacing:.13em;text-transform:uppercase;font-weight:850;color:var(--accent);margin-bottom:15px}
.hero{
  position:relative;overflow:hidden;background:
  radial-gradient(circle at 12% 25%, rgba(50,85,78,.28), transparent 32%),
  radial-gradient(circle at 82% 35%, rgba(157,103,73,.22), transparent 30%),
  linear-gradient(135deg,#31433E 0%,#69594E 54%,#866B5C 100%);
  color:#fff;padding:112px 0 118px
}
.hero:after{
  content:"";position:absolute;inset:0;background:
  linear-gradient(rgba(15,24,31,.24),rgba(15,24,31,.38));
  pointer-events:none
}
.hero .container{position:relative;z-index:1}
.hero-inner{max-width:920px;margin:0 auto;text-align:center}
.hero h1{font-size:clamp(48px,6vw,78px);line-height:1.03;letter-spacing:-2.2px;margin:0 0 28px;font-weight:520}
.hero p{max-width:780px;margin:0 auto;color:rgba(255,255,255,.9);font-size:clamp(18px,2vw,22px)}
.hero-actions{display:flex;justify-content:center;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero .btn-secondary{color:#fff;border-color:rgba(255,255,255,.78);background:rgba(255,255,255,.05)}
.hero .btn-secondary:hover{background:rgba(255,255,255,.12)}
.section{padding:84px 0}
.section-alt{background:var(--paper)}
.section-head{max-width:820px}
.section h2{font-size:clamp(34px,4vw,48px);line-height:1.08;letter-spacing:-1.25px;color:var(--navy-dark);margin:0 0 18px}
.section-lead{font-size:19px;color:var(--muted);max-width:780px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px}
.card{border:1px solid var(--line);border-radius:16px;padding:25px;background:#fff;box-shadow:0 8px 24px rgba(23,50,77,.04)}
.card-icon{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:var(--soft);color:var(--navy);font-weight:900;margin-bottom:18px}
.card h3{color:var(--navy-dark);font-size:21px;margin:0 0 8px}
.card p{color:var(--muted);margin:0}
.product-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}
.product-panel{background:var(--navy-dark);color:#fff;border-radius:22px;padding:34px;box-shadow:0 24px 60px rgba(23,50,77,.16)}
.pill{display:inline-block;padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.1);font-size:12px;font-weight:850;letter-spacing:.05em}
.product-panel h3{font-size:28px;margin:16px 0 12px}
.checks{list-style:none;padding:0;margin:18px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 20px}
.checks li:before{content:"✓";font-weight:900;margin-right:8px;color:#D8E8DF}
.price{font-size:44px;font-weight:900;margin:26px 0 0}
.small{font-size:13px;color:#BFCBD4}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:34px}
.step{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff}
.step .num{font-size:12px;font-weight:900;color:var(--accent);letter-spacing:.08em}
.step h3{font-size:19px;color:var(--navy-dark);margin:8px 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0}
.quote-band{background:var(--navy-dark);color:#fff;border-radius:22px;padding:38px}
.quote-band h2{color:#fff;margin-bottom:12px}
.quote-band p{color:#D5E0E7;margin:0}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start}
.form-card{border:1px solid var(--line);border-radius:18px;padding:28px;background:#fff}
.field{display:grid;gap:7px;margin-bottom:16px}
label{font-size:13px;font-weight:800;color:var(--navy-dark)}
input,textarea,select{
  width:100%;padding:13px 14px;border:1px solid #C9D4DB;border-radius:9px;font:inherit;background:#fff
}
textarea{min-height:120px;resize:vertical}
.honeypot{position:absolute;overflow:hidden;clip:rect(0 0 0 0);height:1px;width:1px;margin:-1px;padding:0;border:0}
.footer{padding:34px 0;border-top:1px solid var(--line);color:#71808B;font-size:13px}
.footer-row{display:flex;justify-content:space-between;gap:20px;align-items:center}
.footer-links{display:flex;gap:18px}
.roof-hero{padding:92px 0;background:linear-gradient(135deg,#EEF2F4,#F8F7F2)}
.roof-hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:46px;align-items:center}
.roof-hero h1{font-size:clamp(46px,5.5vw,70px);line-height:1.02;letter-spacing:-2px;color:var(--navy-dark);margin:0 0 22px}
.roof-hero p{font-size:20px;color:var(--muted)}
.metric-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:25px}
.metric-box h3{margin:0 0 16px;color:var(--navy-dark)}
.metric-list{display:grid;gap:12px}
.metric{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:10px}
.metric:last-child{border-bottom:0;padding-bottom:0}
.metric span:last-child{font-weight:850;color:var(--navy)}
.faq{display:grid;gap:12px;margin-top:26px}
.faq details{border:1px solid var(--line);border-radius:12px;padding:17px 19px;background:#fff}
.faq summary{font-weight:850;color:var(--navy-dark);cursor:pointer}
.faq p{color:var(--muted)}
.legal{max-width:800px}
.legal h1{font-size:48px;color:var(--navy-dark)}
.legal h2{margin-top:34px;color:var(--navy-dark)}
.notice{background:#FFF7E7;border:1px solid #E8D5A9;padding:14px 16px;border-radius:10px;color:#70551D;font-size:14px}
@media(max-width:840px){
  .nav-links a:not(.btn){display:none}
  .hero{padding:88px 0}
  .cards,.steps,.product-grid,.contact-grid,.roof-hero-grid{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
  .footer-row{align-items:flex-start;flex-direction:column}
}