:root{--ink:#0f172a;--text:#334155;--muted:#64748b;--bg:#fff;--alt:#f1f5f9;--line:#e2e8f0;--brand:#0b3b60;--brand2:#0e4d7d;--accent:#f59e0b;--accent-d:#d97706;--radius:14px;--shadow:0 10px 30px rgba(15,23,42,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font:16px/1.65 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg);padding-bottom:64px}
h1,h2,h3{font-family:Montserrat,Inter,sans-serif;color:var(--ink);line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,5.5vw,3.4rem);font-weight:800;letter-spacing:-.02em}h2{font-size:clamp(1.55rem,3.6vw,2.25rem);font-weight:800}h3{font-size:1.15rem;font-weight:700}
a{color:var(--brand2)}a:hover{color:var(--accent-d)}img{max-width:100%;height:auto;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}.narrow{max-width:820px}.center{text-align:center}.muted{color:var(--muted)}
.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:100}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.ic{flex:none}.ic.sm{width:18px;height:18px}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr{display:flex;align-items:center;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;font:800 1.1rem Montserrat,sans-serif;color:var(--ink);text-decoration:none;margin-right:auto}
.logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--accent));display:inline-block}
.menu-btn{display:flex;flex-direction:column;gap:5px;background:none;border:0;padding:10px;cursor:pointer}.menu-btn span:not(.sr){width:24px;height:2px;background:var(--ink);display:block}
.mainnav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.mainnav.open{display:block}.nav{list-style:none;margin:0;padding:8px 20px 16px}.nav a{display:block;padding:10px 0;color:var(--ink);text-decoration:none;font-weight:500;border-bottom:1px solid var(--line)}
.nav a[aria-current]{color:var(--brand2);font-weight:700}
.hdr-cta{display:none}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;background:var(--accent);color:#111;font-weight:700;text-decoration:none;border:0;border-radius:10px;padding:12px 20px;cursor:pointer;font-size:1rem;transition:.15s}
.btn:hover{background:var(--accent-d);color:#111;transform:translateY(-1px)}.btn-lg{padding:15px 26px;font-size:1.06rem}.btn-sm{padding:9px 16px;font-size:.92rem}
.btn-ghost{background:transparent;color:var(--brand2);box-shadow:inset 0 0 0 2px currentColor}.btn-ghost:hover{background:var(--brand2);color:#fff}
.btn-light{background:rgba(255,255,255,.12);color:#fff;box-shadow:inset 0 0 0 2px #fff}.btn-light:hover{background:#fff;color:var(--ink)}
/* hero */
.hero{padding:56px 0}.hero .wrap>p:last-child{display:flex;flex-wrap:wrap;gap:12px;margin:0}
.hero-photo{position:relative;color:#e2e8f0;background:linear-gradient(100deg,rgba(8,20,38,.92) 0%,rgba(8,20,38,.78) 55%,rgba(8,20,38,.45)),var(--hero) center/cover no-repeat,#0b1a2e;padding:72px 0 80px;min-height:min(78vh,640px);display:flex;align-items:center}
.hero-photo h1{color:#fff;max-width:17em}.hero-photo .lead{font-size:1.15rem;max-width:36em;color:#e2e8f0}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}
.hero-points{list-style:none;padding:0;margin:0 0 26px;display:flex;flex-wrap:wrap;gap:8px 20px;font-weight:600;color:#fff}.hero-points li:before{content:"✓ ";color:var(--accent)}
.hero-plain{background:var(--alt)}
.crumbs{font-size:.85rem;padding-top:14px;padding-bottom:14px;color:var(--muted)}.crumbs a{color:var(--muted)}
.crumbs+.hero-photo{margin-top:0}
/* trust */
.trust{background:var(--brand);color:#cbd5e1}.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding-top:26px;padding-bottom:26px}
.trust-grid div{display:grid;grid-template-columns:auto 1fr;column-gap:12px;align-items:center}.trust .ic{grid-row:span 2;color:var(--accent);width:32px;height:32px}
.trust strong{color:#fff;font-size:.98rem}.trust span{font-size:.85rem}
@media(min-width:900px){.trust-grid{grid-template-columns:repeat(4,1fr)}}
/* blocks */
.block{padding:64px 0}.block.alt{background:var(--alt)}
.block p,.block li{font-size:1.02rem}
.checks{list-style:none;padding:0;display:grid;gap:10px}@media(min-width:700px){.checks{grid-template-columns:1fr 1fr}}
.checks li{padding:12px 14px 12px 44px;background:#fff;border:1px solid var(--line);border-radius:10px;position:relative}
.checks li:before{content:"";position:absolute;left:14px;top:15px;width:18px;height:18px;border-radius:50%;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111' stroke-width='3'%3E%3Cpath d='M6 12l4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat}
.checks.light li{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.15);color:#e2e8f0}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;gap:12px}.steps li{counter-increment:s;position:relative;padding:16px 16px 16px 66px;background:#fff;border-radius:12px;border:1px solid var(--line)}
.steps li:before{content:counter(s);position:absolute;left:16px;top:14px;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font:800 1rem/34px Montserrat;text-align:center}
/* cards */
.cards{display:grid;gap:20px;grid-template-columns:1fr}@media(min-width:640px){.cards{grid-template-columns:1fr 1fr}}@media(min-width:1000px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{display:flex;flex-direction:column;background:#fff;border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--text);box-shadow:var(--shadow);transition:.2s;border:1px solid var(--line)}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(15,23,42,.16);color:var(--text)}
.card img{aspect-ratio:3/2;object-fit:cover;width:100%}.card-body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}.card-body p{margin:0 0 14px;flex:1}
.card-body span{color:var(--brand2);font-weight:700}.card-ic{display:flex;align-items:center;justify-content:center;aspect-ratio:3/2;background:linear-gradient(135deg,var(--brand),var(--brand2));color:var(--accent)}.card-ic .ic{width:64px;height:64px}
/* before/after + gallery */
.ba{display:grid;gap:18px;margin:26px 0}@media(min-width:760px){.ba{grid-template-columns:1fr 1fr}}
figure{margin:0;position:relative}.ba img,.gallery img{border-radius:12px;aspect-ratio:3/2;object-fit:cover;width:100%}
figcaption{font-size:.85rem;color:var(--muted);margin-top:6px}
.tag{position:absolute;top:12px;left:12px;background:#111;color:#fff;font-weight:700;font-size:.8rem;padding:5px 12px;border-radius:999px;letter-spacing:.05em;text-transform:uppercase}.tag-after{background:var(--accent);color:#111}
.gallery{display:grid;gap:14px;grid-template-columns:1fr 1fr}@media(min-width:900px){.gallery{grid-template-columns:repeat(4,1fr)}}
/* how */
.how{background:linear-gradient(180deg,#fff,var(--alt))}.three{list-style:none;padding:0;display:grid;gap:20px;margin-top:30px}@media(min-width:800px){.three{grid-template-columns:repeat(3,1fr)}}
.three li{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border-top:4px solid var(--accent)}.three .ic{color:var(--brand2);width:40px;height:40px;margin-bottom:12px}
/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;overflow:hidden}
summary{cursor:pointer;list-style:none;padding:18px 52px 18px 20px;font-weight:700;color:var(--ink);position:relative}summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--brand2);font-weight:400}
details[open] summary:after{content:"–"}details[open] summary{border-bottom:1px solid var(--line)}details p{padding:0 20px;margin:14px 0}
.faq.alt details{background:#fff}
/* map */
.map iframe{width:100%;border-radius:12px;margin-top:10px}
/* cta */
.cta-band{background:radial-gradient(circle at 20% 0,#14507f,var(--brand) 60%);color:#cbd5e1;padding:70px 0}
.cta-band h2{color:#fff}.cta-band p{font-size:1.08rem}
.cta-grid{display:grid;gap:34px;align-items:start}@media(min-width:900px){.cta-grid{grid-template-columns:1fr 1.05fr}}
.bigtel{display:inline-flex;gap:10px;align-items:center;font:800 clamp(1.6rem,4vw,2.2rem) Montserrat;color:#fff;text-decoration:none;margin:6px 0 18px}.bigtel .ic{color:var(--accent);width:34px;height:34px}
.cta-form{background:#fff;color:var(--text);border-radius:var(--radius);padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.form{display:grid;gap:12px}@media(min-width:560px){.form{grid-template-columns:1fr 1fr}.form label:nth-of-type(n+5),.form button{grid-column:1/-1}}
.form label{display:flex;flex-direction:column;gap:5px;font-weight:600;font-size:.9rem;color:var(--ink)}
.form input,.form select,.form textarea{font:inherit;padding:12px 13px;border:1.5px solid #cbd5e1;border-radius:10px;background:#fff;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid rgba(245,158,11,.35);border-color:var(--accent-d)}
.form button{width:100%}.bigphone{font-size:1.6rem;font-weight:800}
/* footer */
.site-footer{background:#0b1220;color:#94a3b8;padding:50px 0 20px;font-size:.93rem}.site-footer a{color:#cbd5e1;text-decoration:none}.site-footer a:hover{color:var(--accent)}
.site-footer strong{color:#fff;font-family:Montserrat}.fgrid{display:grid;gap:26px}@media(min-width:760px){.fgrid{grid-template-columns:2fr 1fr 1fr}}
.site-footer ul{list-style:none;padding:0;margin:10px 0 0}.site-footer li{margin:6px 0}.small{font-size:.8rem;margin:6px auto}
/* mobile bar */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:1fr 1fr;box-shadow:0 -6px 20px rgba(0,0,0,.18)}
.mobile-bar a{display:flex;gap:8px;align-items:center;justify-content:center;padding:16px 10px;font-weight:800;text-decoration:none;font-size:1rem}
.mb-call{background:var(--brand);color:#fff}.mb-quote{background:var(--accent);color:#111}
@media(min-width:620px){.mobile-bar{display:none}body{padding-bottom:0}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* header v2.1: never overflows 320-1920px */
html,body{overflow-x:clip}
.hdr{gap:10px;max-width:1440px;flex-wrap:nowrap}.brand{min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:1rem}
.brand .logo{flex:none;width:30px;height:30px}
.hdr-cta{display:flex;align-items:center;gap:8px;flex:none}
.hdr-phone{display:inline-flex;align-items:center;gap:6px;font-weight:700;text-decoration:none;white-space:nowrap;background:var(--brand);color:#fff;border-radius:10px;padding:9px 12px;font-size:.92rem}
.hdr-phone:hover{background:var(--brand2);color:#fff}
.ph-num{display:none}.hdr-quote{display:none;white-space:nowrap}.menu-btn{display:flex;flex:none}
@media(min-width:420px){.ph-short{display:none}.ph-num{display:inline}}
@media(min-width:620px){.hdr-quote{display:inline-flex}.brand{font-size:1.1rem}}
.hdr{padding:0 24px}
@media(min-width:1440px){html:not(.nav-collapse) .menu-btn{display:none}
 html:not(.nav-collapse) .mainnav,html:not(.nav-collapse) .mainnav.open{display:block;position:static;box-shadow:none;border:0;background:none;min-width:0}
 html:not(.nav-collapse) .nav{display:flex;gap:0;padding:0}html:not(.nav-collapse) .nav li:first-child{display:none}
 html:not(.nav-collapse) .nav a{border:0;padding:8px 8px;font-size:.88rem;white-space:nowrap;border-radius:8px}html:not(.nav-collapse) .nav a:hover{background:var(--alt)}}
@media(min-width:1440px) and (max-width:1599px){html:not(.nav-collapse) .nav a[href="/about.html"],html:not(.nav-collapse) .nav a[href="/commercial-industrial-floors.html"]{display:none}}
.page-gallery .gallery{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.ex-note{font-size:.9rem}

.hero-photo h1{color:var(--ink)}.hero-photo .lead{color:var(--text)}.hero-photo .hero-points{color:var(--ink)}
.hero-photo .btn-light{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink)}.hero-photo .btn-light:hover{background:var(--ink);color:#fff}
/* merced: central valley agricultural / workshop */
:root{--ink:#161c14;--text:#30382d;--muted:#5e6858;--alt:#f5f5ef;--line:#dfe2d5;--brand:#1f5132;--brand2:#1f5132;--accent:#e0a526;--accent-d:#c48d14;--radius:8px}
body{font-family:Roboto,system-ui,sans-serif}
h1,h2,h3,.brand,.bigtel,.site-footer strong{font-family:Archivo,Roboto,sans-serif}h1,h2{font-weight:800;letter-spacing:.01em}
.site-header{border-bottom:3px solid var(--brand)}.logo{border-radius:8px;background:linear-gradient(160deg,#1f5132 0 60%,#e0a526 60%)}
.btn{border-radius:8px;box-shadow:inset 0 -4px 0 rgba(0,0,0,.18)}.btn:active{transform:translateY(2px);box-shadow:inset 0 -1px 0 rgba(0,0,0,.18)}
.hdr-phone{background:var(--brand);border-radius:8px}
.hero-panel{background:var(--hero) center/cover no-repeat,#f5f5ef;padding:90px 0}
.hero-panel .wrap{background:rgba(245,245,239,.94);border-left:8px solid var(--accent);border-radius:8px;padding:34px 34px 30px;max-width:720px;margin-left:max(20px,calc((100vw - 1180px)/2))}
@media(max-width:760px){.hero-panel{padding:24px 0 30px}.hero-panel .wrap{margin:0 12px;padding:24px 20px}}
.eyebrow{color:var(--brand)}
.climate-band{background:#e9efe4;border-top:4px solid var(--accent)}
.steps li:before,.three li{border-top-color:var(--brand)}.three .ic{color:var(--accent-d)}
.trust{background:var(--brand)}.trust .ic{color:var(--accent)}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.gallery figure{margin:0}@media(min-width:900px){.gallery:has(> figure:nth-child(5)){grid-template-columns:repeat(3,1fr)}}
.gallery figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.cards .card:first-child{grid-column:1/-1}.cards .card:first-child img{aspect-ratio:21/8}
.cta-band{background:#163b24}.site-footer{background:#161c14}