/* CPS — industrial: charcoal bands, steel greys, one signal red. Drawing-office details (title blocks, section hatch, mm figures in mono). */
:root{
  --ink:#16191c;        /* charcoal bands, headings */
  --steel-900:#23282d;
  --steel-600:#4a535b;  /* body text on light */
  --steel-300:#c4cbd1;  /* rules, borders */
  --steel-100:#eef1f3;  /* light bands */
  --paper:#ffffff;
  --red:#d2231b;        /* CPS signal red */
  --red-dark:#a91a14;
  --on-ink:#e9edf0;
  --on-ink-dim:#a9b2ba;
  --display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --wrap:1200px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--ink)}
img{max-width:100%;display:block}
a{color:var(--red-dark)}
a:hover{color:var(--red)}
:focus-visible{outline:3px solid var(--red);outline-offset:2px}
h1,h2,h3{font-family:var(--display);font-weight:700;text-transform:uppercase;line-height:1;letter-spacing:.01em;text-wrap:balance;margin:0}
h2{font-size:clamp(34px,4.4vw,52px)}
h3{font-size:26px}
p{margin:0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.band{padding-block:88px}
.band-light{background:var(--steel-100)}
.band-ink{background:var(--ink);color:var(--on-ink)}
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.band-ink .eyebrow{color:#ff5a4f}
.lead{font-size:19px;color:var(--steel-600);max-width:60ch}
.band-ink .lead{color:var(--on-ink-dim)}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:44px;max-width:760px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 26px;font-family:var(--display);font-weight:700;font-size:19px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark);color:#fff}
.btn-line{border-color:currentColor;color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.band-ink .btn-line,.hero .btn-line{color:#fff}
.band-ink .btn-line:hover,.hero .btn-line:hover{background:#fff;color:var(--ink);border-color:#fff}

/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--ink);color:#fff;border-bottom:1px solid #2c3237}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-block:14px}
.logo{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.logo-mark{font-family:var(--display);font-weight:800;font-size:34px;letter-spacing:.02em;line-height:1;position:relative;padding-right:14px}
.logo-mark svg{position:absolute;right:-4px;top:-6px;width:16px;height:16px}
.logo-name{font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.16em;line-height:1.25;color:var(--on-ink-dim);text-transform:uppercase}
.nav{display:flex;gap:26px;flex-wrap:wrap;align-items:center}
.nav a{color:var(--on-ink);text-decoration:none;font-family:var(--display);font-weight:600;font-size:17px;letter-spacing:.08em;text-transform:uppercase;padding-block:6px;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;border-bottom-color:var(--red)}
.header-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.header-phone{color:#fff;text-decoration:none;font-family:var(--mono);font-size:15px}
.header-cta .btn{min-height:44px;font-size:17px;padding:0 20px}

/* photo placeholder: drawing-office section hatch */
.photo{position:relative;background-color:#d9dee2;background-image:repeating-linear-gradient(45deg,transparent 0 9px,rgba(22,25,28,.09) 9px 10px);display:flex;align-items:flex-end;min-height:220px;max-width:100%;overflow:hidden}
.photo span{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;background:var(--ink);color:#fff;padding:6px 10px;margin:14px}
.photo.dark{background-color:#2a3035;background-image:repeating-linear-gradient(45deg,transparent 0 9px,rgba(255,255,255,.06) 9px 10px)}

/* hero */
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:56px;align-items:center;padding-block:76px 84px}
.hero h1{font-size:clamp(52px,7.4vw,104px);line-height:.9}
.hero h1 em{font-style:normal;color:var(--red)}
.hero-copy{display:flex;flex-direction:column;gap:26px;min-width:0}
.hero .lead{color:var(--on-ink-dim);font-size:20px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero .photo{min-height:440px}
.kerf{position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--red)}

/* title block (drawing title block as spec strip) */
.titleblock{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:2px solid var(--ink);background:var(--paper)}
.titleblock div{padding:18px 20px;border-right:1px solid var(--ink);display:flex;flex-direction:column;gap:6px;min-width:0}
.titleblock div:last-child{border-right:0}
.titleblock dt{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-600)}
.titleblock dd{margin:0;font-family:var(--display);font-weight:700;font-size:34px;line-height:1;text-transform:uppercase}
.titleblock dd small{display:block;font-family:var(--body);font-weight:500;font-size:14px;text-transform:none;color:var(--steel-600);margin-top:6px;line-height:1.35}
.strip{margin-top:-44px;position:relative;z-index:2}

/* services */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--steel-300)}
.card .photo{min-height:220px}
.card-body{padding:26px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body p{color:var(--steel-600)}
.card-body a{margin-top:auto;font-family:var(--display);font-weight:700;letter-spacing:.06em;text-transform:uppercase;text-decoration:none}

/* spec table */
.spec-wrap{overflow-x:auto;border:2px solid var(--ink);background:var(--paper)}
.spec{width:100%;border-collapse:collapse;min-width:620px}
.spec th,.spec td{text-align:left;padding:15px 18px;border-bottom:1px solid var(--steel-300);vertical-align:top}
.spec thead th{background:var(--ink);color:#fff;font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:500}
.spec tbody th{font-family:var(--display);font-size:22px;text-transform:uppercase;font-weight:700;white-space:nowrap}
.spec td.max{font-family:var(--mono);font-size:22px;color:var(--red-dark);white-space:nowrap;font-variant-numeric:tabular-nums}
.spec td{color:var(--steel-600)}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);gap:56px;align-items:start}
.note{font-size:15px;color:var(--steel-600);margin-top:16px}

/* process */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s;border-top:2px solid var(--on-ink-dim)}
.steps li{counter-increment:s;padding:26px 24px 0 0;display:flex;flex-direction:column;gap:10px;position:relative}
.steps li::before{content:"0" counter(s);font-family:var(--mono);font-size:13px;color:#ff5a4f;letter-spacing:.1em}
.steps li::after{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;background:var(--red)}
.steps strong{font-family:var(--display);font-size:26px;text-transform:uppercase;color:#fff;line-height:1.05}
.steps span{color:var(--on-ink-dim);font-size:16px}

/* gallery */
.grid-photos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.grid-photos figure{margin:0;display:flex;flex-direction:column;gap:8px}
.grid-photos .photo{min-height:200px;aspect-ratio:4/3}
.grid-photos figcaption{font-size:14px;color:var(--steel-600)}
.grid-photos.big{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-photos.big .photo{min-height:240px}

/* faq */
.faq{display:flex;flex-direction:column;border-top:2px solid var(--ink)}
.faq details{border-bottom:1px solid var(--steel-300);padding-block:20px}
.faq summary{cursor:pointer;font-family:var(--display);font-weight:700;font-size:23px;text-transform:uppercase;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--red);font-size:22px}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:12px;color:var(--steel-600);max-width:68ch}

/* cta band */
.cta{background:var(--red);color:#fff}
.cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;padding-block:60px}
.cta h2{font-size:clamp(34px,4.4vw,54px)}
.cta p{font-size:19px;margin-top:10px;opacity:.95}
.cta .btn{background:#fff;color:var(--red-dark)}
.cta .btn:hover{background:var(--ink);color:#fff}

/* footer */
.site-footer{background:var(--ink);color:var(--on-ink-dim);font-size:15px}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-block:60px 36px}
.site-footer h4{font-family:var(--mono);font-weight:500;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin:0 0 12px}
.site-footer a{color:var(--on-ink)}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.site-footer .legal{grid-column:1/-1;border-top:1px solid #2c3237;padding-top:22px;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* page header (inner pages) */
.page-head{background:var(--ink);color:#fff;position:relative}
.page-head .wrap{padding-block:64px 70px;display:flex;flex-direction:column;gap:18px}
.page-head h1{font-size:clamp(46px,6.4vw,86px);line-height:.92}
.crumb{font-family:var(--mono);font-size:13px;letter-spacing:.08em;color:var(--on-ink-dim)}
.crumb a{color:var(--on-ink)}

/* service detail */
.detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.detail .photo{min-height:400px}
.detail-copy{display:flex;flex-direction:column;gap:18px;min-width:0}
.detail-copy p{color:var(--steel-600)}
.ticks{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 24px}
.ticks li{padding-left:22px;position:relative}
.ticks li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--red)}
.figs{display:flex;gap:0;border:2px solid var(--ink);flex-wrap:wrap}
.figs div{flex:1 1 140px;padding:16px 18px;border-right:1px solid var(--ink)}
.figs div:last-child{border-right:0}
.figs b{display:block;font-family:var(--mono);font-size:26px;color:var(--red-dark);font-weight:500}
.figs span{font-size:14px;color:var(--steel-600)}

/* quote form */
.quote{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:48px;align-items:start}
.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;border:2px solid var(--ink);padding:30px;background:var(--paper)}
.form .full{grid-column:1/-1}
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field label{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink)}
.field input,.field select,.field textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--paper);border:1px solid #8b949c;border-radius:0;min-height:50px;padding:11px 13px;width:100%}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(210,35,27,.18)}
.drop{border:2px dashed #8b949c;background:var(--steel-100);padding:28px;text-align:center;display:flex;flex-direction:column;gap:8px;align-items:center;cursor:pointer}
.drop:hover,.drop.over{border-color:var(--red)}
.drop strong{font-family:var(--display);font-size:22px;text-transform:uppercase}
.drop span{font-size:14px;color:var(--steel-600)}
.drop input{position:absolute;width:1px;height:1px;opacity:0}
.files{font-family:var(--mono);font-size:13px;color:var(--ink);list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:4px}
.form-msg{grid-column:1/-1;background:var(--steel-100);border-left:4px solid var(--red);padding:16px 18px}
.side{display:flex;flex-direction:column;gap:24px}
.side-block{border-top:2px solid var(--ink);padding-top:16px;display:flex;flex-direction:column;gap:6px}
.side-block h3{font-size:22px}
.side-block .big{font-family:var(--mono);font-size:22px;color:var(--ink);text-decoration:none;user-select:all}
.hours{display:grid;grid-template-columns:auto 1fr;gap:4px 18px;font-size:16px}
.hours span:nth-child(odd){color:var(--steel-600)}

/* responsive */
@media (max-width:980px){
  .hero .wrap,.split,.detail,.quote{grid-template-columns:1fr}
  .hero .photo{min-height:300px}
  .cards{grid-template-columns:1fr 1fr}
  .grid-photos{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-photos.big{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr 1fr;row-gap:28px}
  .site-footer .wrap{grid-template-columns:1fr 1fr}
  .titleblock{grid-template-columns:1fr 1fr}
  .titleblock div:nth-child(2){border-right:0}
  .titleblock div:nth-child(-n+2){border-bottom:1px solid var(--ink)}
}
@media (max-width:620px){
  body{font-size:16px}
  .band{padding-block:64px}
  .nav{gap:16px;width:100%;order:3}
  .nav a{font-size:15px}
  .cards,.grid-photos.big{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form{grid-template-columns:1fr;padding:20px}
  .ticks{grid-template-columns:1fr}
  .site-footer .wrap{grid-template-columns:1fr}
  .titleblock dd{font-size:26px}
  .header-phone{display:none}
}
.preview-note{background:#fff4d6;color:#4a3b00;font-size:14px;text-align:center;padding:8px max(16px,env(safe-area-inset-right,0px)) 8px max(16px,env(safe-area-inset-left,0px))}

.photo.has-img{background:var(--steel-900)}
.photo.has-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.logo-img{display:block;height:52px;width:auto}
@media (max-width:640px){.logo-img{height:40px}}