:root{
 --red:#ef002f; --charcoal:#232122; --graphite:#57575d; --light:#f5f5f6;
 --white:#fff; --text:#24272b; --muted:#686d73; --line:#dedfe2;
 --shadow:0 18px 45px rgba(24,24,27,.12);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}img{display:block;max-width:100%}
.container{width:min(1180px,92%);margin:auto}
.topbar{background:var(--charcoal);color:#fff;padding:.5rem 0;font-size:.9rem}
.topbar .container{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.navrow{height:82px;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.brand img{height:50px;width:auto}
nav{display:flex;align-items:center;gap:1.25rem;font-weight:700;font-size:.95rem}
nav a:hover{color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;padding:.85rem 1.2rem;border-radius:6px;font-weight:800;border:2px solid var(--red);transition:.2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(239,0,47,.22)}
.btn.outline{background:transparent;color:#fff;border-color:#fff}.btn.dark{background:var(--charcoal);border-color:var(--charcoal)}
.menu{display:none;border:0;background:none;font-size:1.7rem}
.hero{position:relative;min-height:650px;display:grid;align-items:center;color:#fff;background:
linear-gradient(90deg,rgba(35,33,34,.95) 0%,rgba(35,33,34,.82) 44%,rgba(35,33,34,.28) 100%),
url('battery-cabinets.jpg') center/cover no-repeat}
.hero .copy{max-width:720px;padding:110px 0}
.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:.78rem;font-weight:900;color:var(--red)}
h1{font-size:clamp(2.8rem,5.4vw,5.1rem);line-height:1.02;letter-spacing:-.04em;margin:.55rem 0 1rem}
h2{font-size:clamp(2rem,3.7vw,3.3rem);line-height:1.08;letter-spacing:-.035em;margin:.4rem 0 1rem;color:var(--charcoal)}
h3{margin:.2rem 0 .55rem;color:var(--charcoal)}
.lead{font-size:1.18rem;color:var(--muted);max-width:760px}
.hero p{font-size:1.18rem;color:#efeff1;max-width:670px}
.actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.5rem}
.trustbar{display:grid;grid-template-columns:repeat(4,1fr);margin-top:-38px;position:relative;z-index:2;background:#fff;box-shadow:var(--shadow)}
.trustitem{padding:1.35rem;text-align:center;border-right:1px solid var(--line)}.trustitem:last-child{border:0}
.trustitem strong{display:block;font-size:1.35rem;color:var(--red)}.trustitem span{font-size:.9rem;color:var(--muted)}
.section{padding:92px 0}.section.alt{background:var(--light)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:2.3rem;align-items:center}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 8px 25px rgba(24,24,27,.06)}
.card img{width:100%;height:240px;object-fit:cover}.card-body{padding:1.35rem}
.card .textlink{font-weight:800;color:var(--red)}
.photo-panel{position:relative}.photo-panel img{border-radius:12px;box-shadow:var(--shadow);width:100%;height:520px;object-fit:cover}
.photo-panel:after{content:"";position:absolute;right:-18px;bottom:-18px;width:115px;height:115px;background:var(--red);z-index:-1}
.checks{list-style:none;padding:0;columns:2}.checks li{margin:.55rem 0}.checks li:before{content:"✓";color:var(--red);font-weight:900;margin-right:.5rem}
.band{background:var(--red);color:#fff;padding:56px 0}.band .container{display:flex;justify-content:space-between;align-items:center;gap:2rem}.band h2{color:#fff;margin:0}
.page-hero{padding:100px 0 70px;background:linear-gradient(120deg,var(--charcoal),#3a383a);color:#fff}.page-hero h1{font-size:clamp(2.5rem,5vw,4.4rem)}.page-hero p{max-width:780px;color:#e4e4e7;font-size:1.15rem}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}.feature img{height:470px;object-fit:cover;border-radius:12px;box-shadow:var(--shadow)}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;gap:1rem}.gallery img{width:100%;height:260px;object-fit:cover;border-radius:10px}.gallery img:first-child{height:540px;grid-row:span 2}
footer{background:var(--charcoal);color:#d7d7db;padding:60px 0 22px}.footergrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:3rem}
footer img{height:58px;width:auto}footer h3{color:#fff}.social{display:flex;gap:.7rem;margin-top:1rem}.social a{width:42px;height:42px;border-radius:6px;background:#3a383a;display:grid;place-items:center;font-weight:900}
.copyright{border-top:1px solid #454247;margin-top:2.4rem;padding-top:1.1rem;font-size:.88rem}
.notice{background:#fff5f7;border-left:4px solid var(--red);padding:1rem;border-radius:6px}
@media(max-width:900px){
 nav{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;padding:1rem 4%;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
 nav.open{display:flex}.menu{display:block}.grid3{grid-template-columns:1fr 1fr}.grid2,.feature{grid-template-columns:1fr}.trustbar{grid-template-columns:1fr 1fr}.gallery{grid-template-columns:1fr 1fr}.gallery img:first-child{grid-row:auto;height:320px}.photo-panel img{height:420px}
}
@media(max-width:620px){
 .grid3,.footergrid,.gallery{grid-template-columns:1fr}.trustbar{grid-template-columns:1fr}.trustitem{border-right:0;border-bottom:1px solid var(--line)}.band .container{align-items:flex-start;flex-direction:column}.hero{min-height:560px}.hero .copy{padding:80px 0}.brand img{height:42px}
}