:root{--ink:#073d36;--paper:#f7f3e7;--white:#fff;--orange:#d4ad55;--orange-dark:#b68a31;--steel:#064a40;--muted:#5f6f68;--line:#d9cba7;--shadow:0 18px 50px rgba(3,48,42,.15)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6}
a{color:inherit}
.wrap{width:min(1160px,calc(100% - 40px));margin:auto}
.topbar{background:var(--ink);color:#fff;font-size:.88rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:18px;padding:8px 0}
.topbar a{text-decoration:none}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,243,231,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:900;letter-spacing:.055em}
.brand-logo{width:52px;height:52px;display:block;object-fit:contain;border-radius:50%;box-shadow:0 3px 12px rgba(3,48,42,.2)}
.nav-links{display:flex;align-items:center;gap:25px}
.nav-links a{text-decoration:none;font-weight:700;font-size:.92rem}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border:1px solid #e6ca83;border-radius:3px;background:linear-gradient(135deg,#e8ca7e,#c89e43);color:#073d36;text-decoration:none;font-weight:900;cursor:pointer}
.button:hover{background:var(--orange-dark)}
.button.secondary{background:transparent;border:1px solid currentColor;color:var(--ink)}
.menu{display:none;background:none;border:0;font-size:1.7rem}
.hero{min-height:680px;display:grid;align-items:center;color:#fff;background:linear-gradient(105deg,rgba(3,48,42,.98) 0 44%,rgba(3,48,42,.69) 72%,rgba(3,48,42,.84)),url('mtz-structural-remodel.jpg') center/cover no-repeat;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:8%;bottom:-120px;width:360px;height:360px;border:38px solid rgba(212,173,85,.38);transform:rotate(24deg)}
.hero-copy{position:relative;z-index:1;width:min(720px,100%);padding:90px 0}
.hero-emblem{width:118px;height:118px;object-fit:contain;border-radius:50%;margin-bottom:22px;box-shadow:0 12px 34px rgba(0,0,0,.3)}
.eyebrow{display:flex;align-items:center;gap:10px;text-transform:uppercase;font-size:.78rem;font-weight:900;letter-spacing:.18em;color:var(--orange)}
.eyebrow:before{content:"";width:38px;height:3px;background:currentColor}
.hero h1,.page-hero h1{font-size:clamp(3rem,7vw,6rem);line-height:.96;letter-spacing:-.055em;margin:20px 0}
.hero p{max-width:620px;font-size:1.2rem;color:#e5e9ec}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero .secondary{color:#fff}
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:-44px;position:relative;z-index:2;box-shadow:var(--shadow)}
.trust div{background:#fff;padding:28px}
.trust strong{display:block;font-size:1.14rem}
.trust span{color:var(--muted);font-size:.9rem}
.section{padding:92px 0}
.section.dark{background:linear-gradient(145deg,#063f37,#022e29);color:#fff}
.section h2{font-size:clamp(2.25rem,5vw,4.3rem);line-height:1.02;letter-spacing:-.045em;margin:16px 0 24px}
.lede{max-width:700px;font-size:1.08rem;color:var(--muted)}
.dark .lede{color:#c6ced4}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:42px}
.card{background:#fff;padding:36px;border:1px solid var(--line);min-height:250px}
.card .num{font-size:.8rem;color:var(--orange);font-weight:900;letter-spacing:.12em}
.card h3{font-size:1.55rem;margin:42px 0 10px}
.card p{color:var(--muted)}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:45px}
.step{border-top:3px solid var(--orange);padding-top:22px}
.step b{font-size:2.4rem;color:#697680}
.cta{background:linear-gradient(120deg,#e4c474,#c99d43);color:#073d36;padding:66px 0}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:clamp(2rem,4vw,3.8rem);line-height:1;margin:0}
.cta .button{background:var(--ink);border-color:var(--ink);color:#f4d98f}
.page-hero{background:linear-gradient(135deg,#07574b,#023d35);color:#fff;padding:110px 0 90px;border-bottom:4px solid var(--orange)}
.page-hero p{max-width:680px;font-size:1.15rem;color:#d9e0e5}
.service-row{display:grid;grid-template-columns:90px 1fr 1fr;gap:30px;padding:42px 0;border-bottom:1px solid var(--line)}
.service-row .index{font-size:2rem;color:var(--orange);font-weight:900}
.service-row h2{font-size:2rem;margin:0}
.service-row ul{margin:0;padding-left:20px;color:var(--muted)}
.gallery-intro{background:#fff;border:1px solid var(--line);padding:40px;margin-top:34px}
.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:28px}
.project-photo{margin:0;background:#fff;border:1px solid var(--line);overflow:hidden}
.project-photo img{width:100%;height:430px;display:block;object-fit:cover}
.project-photo figcaption{padding:20px 22px}
.project-photo strong{display:block;font-size:1.15rem}
.project-photo span{color:var(--muted);font-size:.92rem}
.work-preview{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;margin-top:38px}
.work-preview img{width:100%;height:500px;object-fit:cover;display:block}
.work-preview .stack{display:grid;grid-template-rows:1fr 1fr;gap:22px}
.work-preview .stack img{height:239px}
.project-link{display:flex;align-items:center;justify-content:space-between;margin-top:24px;font-weight:900;text-decoration:none;color:var(--orange)}
.project-placeholder{aspect-ratio:4/3;background:linear-gradient(145deg,#263642,#101820);color:#fff;display:flex;align-items:flex-end;padding:24px;position:relative;overflow:hidden}
.project-placeholder:before{content:"";position:absolute;width:160px;height:160px;border:24px solid rgba(212,173,85,.32);right:-25px;top:-35px;transform:rotate(22deg)}
.project-placeholder b{position:relative}
.two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:start}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.stat{background:#fff;border:1px solid var(--line);padding:28px}
.stat strong{display:block;font-size:2rem}
.estimate-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}
.contact-list{display:grid;gap:16px;margin-top:30px}
.contact-list a{text-decoration:none;font-weight:800}
.form{background:#fff;padding:38px;border:1px solid var(--line);box-shadow:var(--shadow)}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:800;font-size:.9rem}
.field input,.field select,.field textarea{width:100%;padding:14px;border:1px solid #c7c5bf;background:#faf9f6;font:inherit}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:.85rem;color:var(--muted)}
footer{background:#022e29;color:#dfe9df;padding:58px 0 28px;border-top:4px solid var(--orange)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}
.footer-grid h3{color:#fff}
.footer-grid a{display:block;text-decoration:none;margin:7px 0}
.copyright{border-top:1px solid #356158;margin-top:40px;padding-top:22px;color:#9eb4ad;font-size:.85rem}
@media(max-width:820px){.topbar .wrap{justify-content:center}
.topbar span{display:none}
.nav-links{display:none;position:absolute;top:78px;left:0;right:0;background:var(--paper);padding:24px;flex-direction:column;border-bottom:1px solid var(--line)}
.nav-links.open{display:flex}
.menu{display:block}
.nav>.button{display:none}
.hero{min-height:610px}
.hero-copy{padding:70px 0}
.trust{grid-template-columns:1fr;margin-top:0}
.grid,.gallery-grid,.two-col,.estimate-grid,.footer-grid,.work-preview{grid-template-columns:1fr}
.work-preview img,.work-preview .stack img{height:340px}
.process{grid-template-columns:1fr 1fr}
.service-row{grid-template-columns:60px 1fr}
.service-row ul{grid-column:2}
.cta .wrap{align-items:flex-start;flex-direction:column}
.fields{grid-template-columns:1fr}
.field.full{grid-column:auto}
}
@media(max-width:520px){.wrap{width:min(100% - 28px,1160px)}
.hero h1,.page-hero h1{font-size:2.9rem}
.section{padding:68px 0}
.process,.stat-grid{grid-template-columns:1fr}
.card,.form{padding:26px}
.topbar{font-size:.78rem}
}

.project-photo img{height:auto;aspect-ratio:4/3;object-fit:contain;background:var(--ink)}
.gallery-controls{display:flex;flex-wrap:wrap;align-items:end;gap:18px;margin-top:32px;padding:22px;background:var(--white);border:1px solid var(--line)}
.gallery-controls label{display:grid;gap:6px;font-size:1rem;font-weight:700;flex:1;min-width:160px}
.gallery-controls select{padding:12px;border:1px solid var(--line);background:var(--paper);color:var(--ink);font:inherit;min-height:48px;width:100%}
.photo-archive{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.photo-archive .project-photo img{height:auto;aspect-ratio:4/3;object-fit:contain;background:#073d36}
.photo-archive .project-photo a{display:block}
.photo-archive time{display:block;color:var(--muted);font-size:.95rem}
.gallery-month{grid-column:1/-1;font-size:1.65rem;margin:18px 0 0;border-bottom:2px solid var(--orange);padding-bottom:10px}
.gallery-more{text-align:center;margin-top:36px}
[hidden]{display:none!important}
.photo-viewer{max-width:min(1100px,96vw);width:96vw;max-height:94vh;border:1px solid var(--orange);padding:18px;background:var(--ink);color:var(--white);border-radius:4px}
.photo-viewer::backdrop{background:rgba(0,20,18,.9)}
.photo-viewer img{display:block;width:100%;height:70vh;object-fit:contain;margin:12px 0;background:var(--ink)}
.viewer-toolbar{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}
.viewer-toolbar button{padding:10px 18px;background:var(--paper);color:var(--ink);border:1px solid var(--orange);font:inherit;cursor:pointer;min-height:44px}
.viewer-toolbar button:disabled{opacity:.5;cursor:default}
.photo-viewer p{margin:12px 0 0;text-align:center;font-size:1rem}
a:focus-visible,button:focus-visible,select:focus-visible{outline:3px solid var(--orange);outline-offset:4px}
.service-photo{width:100%;height:230px;display:block;object-fit:cover;margin-top:20px;border:1px solid var(--line)}
@media(max-width:820px){.photo-archive{grid-template-columns:repeat(2,minmax(0,1fr))}.gallery-controls{padding:18px}.service-photo{height:200px}}
@media(max-width:520px){.photo-archive{grid-template-columns:1fr}.gallery-controls{display:grid;grid-template-columns:1fr}.gallery-controls label{min-width:0}.photo-viewer img{height:60vh}}