:root{--navy:#14275e;--ink:#0d1530;--cyan:#1aa7e8;--steel:#e8edf4;--paper:#f7f9fc;--spark:#ff9d2e;--line:#c9d3e3;
--head:"Barlow Condensed","Arial Narrow",Arial,sans-serif;--body:"Barlow",Arial,sans-serif}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font:17px/1.6 var(--body);color:var(--ink);background:var(--paper)}
img{max-width:100%;display:block}
a{color:#0c387b}
:focus-visible{outline:3px solid var(--spark);outline-offset:3px}
h1,h2,h3{font-family:var(--head);line-height:1.05;letter-spacing:.01em}
h1{font-size:clamp(2.8rem,7vw,5.2rem);font-weight:700}
h2{font-size:clamp(2rem,4vw,3rem);font-weight:700;margin-bottom:.6rem}
h3{font-size:1.5rem;font-weight:600}
p{max-width:62ch}
.wrap{width:min(1120px,92%);margin-inline:auto}
section{padding:4.5rem 0}
/* header */
.top{background:#fff;color:#000000;position:sticky;top:0;z-index:20}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;font-family:var(--head);font-weight:700;font-size:1.5rem;line-height:1}
.brand img{height:46px;width:auto;background:#fff;border-radius:6px;padding:3px}
.brand small{display:block;font:500 .78rem var(--body);opacity:.8;letter-spacing:.04em}
nav ul{list-style:none;padding:0;display:flex;gap:1.4rem}
nav a{text-decoration:none;font-weight:600;padding:.3rem 0;border-bottom:3px solid transparent}
nav a:hover,nav a[aria-current]{border-color:var(--cyan)}
.menu{display:none;background:none;border:2px solid #fff;color:#fff;font:600 1rem var(--body);padding:.35rem .8rem;border-radius:4px}
.btn{display:inline-block;background:var(--spark);color:var(--ink);font-weight:700;text-decoration:none;padding:.8rem 1.5rem;border-radius:3px}
.btn:hover{background:#ffb04f}
.btn.alt{background:transparent;border:2px solid currentColor;color:inherit}
/* home */
.hero{background:var(--navy);color:#fff;padding:0}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;padding:4.5rem 0}
.hero p{font-size:1.2rem;margin:1.2rem 0 2rem;opacity:.92}
.hero .frame{position:relative}
.hero .frame::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:3px solid var(--cyan);z-index:0}
.hero .frame img{position:relative;z-index:1;width:100%;aspect-ratio:4/3.4;object-fit:cover}
.hero .btns{display:flex;gap:1rem;flex-wrap:wrap}
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.strip a{position:relative;display:block;aspect-ratio:3/4;overflow:hidden;text-decoration:none;color:#fff}
.strip img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.strip a:hover img{transform:scale(1.05)}
.strip span{position:absolute;left:0;right:0;bottom:0;padding:2.5rem 1rem 1rem;background:linear-gradient(transparent,rgba(13,21,48,.9));font:700 1.6rem var(--head)}
.band{background:var(--steel)}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap}
/* about */
.pagehead{background:var(--navy);color:#fff;padding:3.5rem 0}
.pagehead p{margin-top:.8rem;font-size:1.15rem;opacity:.9}
.two{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem}
.since{font:700 clamp(6rem,16vw,11rem)/.85 var(--head);color:var(--cyan)}
.sectors{list-style:none;padding:0;border-top:2px solid var(--navy)}
.sectors li{padding:.9rem 0;border-bottom:1px solid var(--line);font:600 1.6rem var(--head)}
.sectors span{display:block;font:400 1rem var(--body);color:#46506b}
/* services */
.row{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;padding:2.5rem 0;border-bottom:1px solid var(--line)}
.row:nth-child(even) .pic{order:2}
.row img{width:100%;aspect-ratio:3/2;object-fit:cover}
.row h3{font-size:2.2rem;margin-bottom:.5rem}
.extra{background:var(--navy);color:#fff}
.extra ul{display:flex;flex-wrap:wrap;gap:.6rem;list-style:none;padding:0;margin-top:1rem}
.extra li{border:2px solid var(--cyan);padding:.4rem 1rem;border-radius:99px;font-weight:600}
/* shutters */
.spec{display:grid;grid-template-columns:.8fr 1.2fr;gap:3.5rem;align-items:start}
.spec .side{position:sticky;top:90px}
.types{width:100%;border-collapse:collapse}
.types td{padding:.85rem .5rem;border-bottom:1px solid var(--line);font:600 1.45rem var(--head)}
.types td:first-child{width:3rem;color:var(--cyan)}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2rem}
.pair img{width:100%;aspect-ratio:4/3;object-fit:cover}
.motors{background:var(--ink);color:#fff}
.motors .trio{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2rem}
.motors .trio img{background:#fff;width:100%;aspect-ratio:1;object-fit:contain;padding:1rem}
.amc{background:var(--spark);padding:1.4rem 0;font:700 1.8rem var(--head);text-align:center}
/* gallery */
.masonry{columns:3 260px;column-gap:1rem}
.masonry figure{break-inside:avoid;margin:0 0 1rem;position:relative;cursor:zoom-in}
.masonry img{width:100%}
.masonry figcaption{position:absolute;left:0;bottom:0;background:var(--navy);color:#fff;font:600 1.1rem var(--head);padding:.2rem .8rem}
dialog{border:0;padding:0;background:transparent;max-width:92vw}
dialog::backdrop{background:rgba(13,21,48,.9)}
dialog img{max-height:86vh;margin:auto}
dialog p{color:#fff;text-align:center;font:600 1.3rem var(--head);margin:.5rem auto 0}
/* contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:3.5rem}
.contact dl{border-top:2px solid var(--navy)}
.contact dt{font:600 1.1rem var(--head);color:var(--cyan);margin-top:1.2rem}
.contact dd{font-size:1.2rem;margin:0}
form{display:grid;gap:1rem;background:#fff;border:2px solid var(--navy);padding:2rem}
label{font-weight:600;display:grid;gap:.3rem}
input,textarea,select{font:inherit;padding:.7rem;border:2px solid var(--line);border-radius:3px;background:var(--paper)}
input:focus,textarea:focus{border-color:var(--cyan);outline:none}
/* footer */
footer{background:var(--ink);color:#c9d3e3;padding:2.5rem 0;font-size:.95rem}
footer .wrap{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
footer a{color:#fff}
@media(max-width:820px){
.menu{display:block}
nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);padding:1rem 4%}
nav.open{display:block}
nav ul{flex-direction:column}
.hero .wrap,.two,.row,.spec,.contact{grid-template-columns:1fr}
.row:nth-child(even) .pic{order:0}
.strip{grid-template-columns:1fr 1fr}
.spec .side{position:static}
.motors .trio{grid-template-columns:1fr}
.hero .frame::before{inset:12px -8px -12px 8px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}