:root{
  --steel-dark:#23262b;
  --steel-mid:#3a3f46;
  --paper:#eef0f0;
  --panel:#ffffff;
  --brushed:#c9cdd1;
  --spark:#d9a94f;
  --oxide:#8a3324;
  --ink:#1b1d20;
  --line:#a9aeb3;
  --sub:#5c6167;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'IBM Plex Sans',sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
}
h1,h2,h3,.eyebrow,nav a,.btn,.tag{font-family:'Oswald',sans-serif}
.mono{font-family:'IBM Plex Mono',monospace}
h2{font-size:2.1rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--ink)}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.78rem;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--spark);
  display:flex;align-items:center;gap:10px;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--spark);display:inline-block}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
section{padding:100px 0}
img,svg{display:block;max-width:100%}

/* HEADER */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(35,38,43,.96);
  backdrop-filter:blur(6px);
  border-bottom:1px solid #40454c;
}
header .wrap{display:flex;align-items:center;justify-content:space-between;padding:16px 32px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:42px;height:42px;
  display:block;
  border-radius:4px;
  overflow:hidden;
}
.logo-mark img{width:100%;height:100%;object-fit:cover;display:block}
.logo-text{color:#fff;font-family:'Oswald',sans-serif;font-weight:600;letter-spacing:1px;font-size:1.05rem;line-height:1.1}
.logo-text .kovo{color:var(--spark)}
.logo-text .subtitle{display:block;font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:2px;color:var(--brushed);font-weight:400;margin-top:2px}
nav ul{list-style:none;display:flex;gap:30px}
nav a{color:var(--brushed);text-decoration:none;font-size:.85rem;letter-spacing:1px;text-transform:uppercase;font-weight:500;transition:color .2s}
nav a:hover{color:var(--spark)}
.header-cta{
  border:1px solid var(--spark);color:#fff;background:transparent;
  padding:9px 18px;font-family:'IBM Plex Mono',monospace;font-size:.78rem;
  letter-spacing:1px;text-decoration:none;text-transform:uppercase;white-space:nowrap;
  transition:background .2s;
}
.header-cta:hover{background:var(--spark)}
@media(max-width:900px){nav ul{display:none} }

/* HERO */
.hero{
  background:var(--steel-dark);
  color:#fff;
  position:relative;
  overflow:hidden;
  padding:90px 0 0;
}
.hero .wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;position:relative;z-index:2}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.tag{
  font-size:.78rem;letter-spacing:2px;text-transform:uppercase;
  color:var(--steel-dark);background:var(--brushed);
  padding:6px 12px;font-weight:500;
}
.hero h1{
  font-size:3.4rem;line-height:1.05;font-weight:700;text-transform:uppercase;
  letter-spacing:.5px;margin-bottom:22px;
}
.hero h1 em{font-style:normal;color:var(--spark)}
.hero p.lead{color:var(--brushed);font-size:1.08rem;max-width:480px;margin-bottom:34px}
.hero-actions{display:flex;gap:16px;margin-bottom:70px;flex-wrap:wrap}
.btn{
  font-size:.85rem;letter-spacing:1.5px;text-transform:uppercase;text-decoration:none;
  padding:15px 28px;font-weight:500;display:inline-block;transition:all .2s;
}
.btn-primary{background:var(--spark);color:#fff;border:1px solid var(--spark)}
.btn-primary:hover{background:#c4933a}
.btn-ghost{border:1px solid var(--brushed);color:#fff}
.btn-ghost:hover{border-color:#fff}

/* Technical drawing SVG */
.hero-diagram{position:relative}
.hero-diagram svg{width:100%;height:auto}
.draw-line{
  stroke-dasharray:1400;stroke-dashoffset:1400;
  animation:draw 2.6s ease forwards .3s;
}
@keyframes draw{to{stroke-dashoffset:0}}
.dim-fade{opacity:0;animation:fadein .8s ease forwards 2.4s}
@keyframes fadein{to{opacity:1}}

/* material strip */
.strip{
  background:var(--steel-mid);border-top:1px solid #4a4f57;
  padding:18px 0;overflow:hidden;
}
.strip .wrap{display:flex;gap:0;justify-content:space-between;flex-wrap:wrap}
.strip-item{
  font-family:'IBM Plex Mono',monospace;font-size:.78rem;letter-spacing:1.5px;
  color:var(--brushed);text-transform:uppercase;padding:6px 18px;border-left:1px solid #565b63;
}
.strip-item:first-child{border-left:0}
.strip-item b{color:#fff;font-weight:600}
@media(max-width:900px){.strip-item{border-left:0;padding:6px 14px}}

/* ABOUT */
.about{background:var(--paper)}
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.about p{color:var(--sub);margin-bottom:16px;max-width:520px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);margin-top:34px}
.stat{padding:26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat:nth-child(2n){border-right:0}
.stat .num{font-family:'Oswald',sans-serif;font-size:2.2rem;font-weight:700;color:var(--steel-dark)}
.stat .lbl{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;color:var(--sub);margin-top:4px}
.process-box{background:var(--panel);border:1px solid var(--line);padding:34px}
.process-box h3{font-size:1.1rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:22px;color:var(--steel-dark)}
.step{display:flex;gap:16px;padding:16px 0;border-top:1px solid var(--brushed)}
.step:first-of-type{border-top:0}
.step .n{font-family:'IBM Plex Mono',monospace;color:var(--spark);font-weight:500;font-size:.9rem;min-width:26px}
.step .t{font-weight:600;font-size:.98rem;margin-bottom:2px}
.step .d{color:var(--sub);font-size:.88rem}

/* SERVICES */
.services{background:var(--panel)}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.svc-card{background:var(--panel);padding:34px 28px;position:relative;transition:background .2s}
.svc-card:hover{background:var(--paper)}
.svc-card:hover .corner{border-color:var(--spark)}
.corner{position:absolute;width:14px;height:14px;border:0 solid var(--line);transition:border-color .2s}
.corner.tl{top:8px;left:8px;border-top-width:2px;border-left-width:2px}
.corner.br{bottom:8px;right:8px;border-bottom-width:2px;border-right-width:2px}
.svc-card .ico{margin-bottom:18px}
.svc-card h3{font-size:1.05rem;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}
.svc-card p{color:var(--sub);font-size:.88rem}
@media(max-width:900px){.svc-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.svc-grid{grid-template-columns:1fr}}

/* FINISHES */
.finishes{background:var(--steel-dark);color:#fff}
.finishes h2{color:#fff}
.fin-list{margin-top:44px;border-top:1px solid #454a52}
.fin-row{display:grid;grid-template-columns:60px 1fr 1.4fr;gap:24px;padding:22px 0;border-bottom:1px solid #454a52;align-items:center}
.fin-row .code{font-family:'IBM Plex Mono',monospace;color:var(--spark);font-size:.85rem}
.fin-row .name{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:.5px;font-size:1rem}
.fin-row .desc{color:var(--brushed);font-size:.88rem}
@media(max-width:700px){.fin-row{grid-template-columns:40px 1fr;}.fin-row .desc{grid-column:2;padding-top:4px}}

/* GALLERY */
.gallery{background:var(--paper)}
.gal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:44px}
.gal-item{
  aspect-ratio:1;background:var(--panel);border:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:20px;text-decoration:none;color:inherit;transition:border-color .2s,background .2s;position:relative;
}
.gal-item:hover{border-color:var(--spark);background:#fff}
.gal-item .gal-svg{width:100%;flex:1;display:flex;align-items:center;justify-content:center}
.gal-item svg{width:100%;height:100%}
.gal-item svg *{transition:stroke .2s}
.gal-item:hover svg *{stroke:var(--spark)}
.gal-item .gal-label{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:1px;
  text-transform:uppercase;color:var(--sub);margin-top:12px;text-align:center;
}
.gal-item:hover .gal-label{color:var(--ink)}
.gal-cap{grid-column:span 4;font-family:'IBM Plex Mono',monospace;font-size:.75rem;color:var(--sub);text-align:center;margin-top:6px}
@media(max-width:900px){.gal-grid{grid-template-columns:1fr 1fr}.gal-cap{grid-column:span 2}}

/* CONTACT */
.contact{background:var(--panel)}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.contact-info dl{margin-top:30px}
.contact-info .row{display:flex;gap:18px;padding:14px 0;border-top:1px solid var(--line)}
.contact-info .row:first-child{border-top:0}
.contact-info dt{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;color:var(--sub);min-width:110px}
.contact-info dd{font-weight:500}
.contact-info a{color:var(--ink)}
.form-box{background:var(--paper);border:1px solid var(--line);padding:34px}
.form-box label{display:block;font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;color:var(--sub);margin-bottom:6px}
.form-box input,.form-box textarea{width:100%;padding:12px;border:1px solid var(--line);background:#fff;font:inherit;color:var(--ink);margin-bottom:18px}
.form-box textarea{resize:vertical;min-height:100px}
.form-box .btn-primary{border:none;cursor:pointer}

/* FOOTER */
footer{background:var(--steel-dark);color:var(--brushed);padding:36px 0}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
footer .mono{font-size:.78rem}

@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .hero h1{font-size:2.4rem}
  .about .wrap{grid-template-columns:1fr}
  .contact .wrap{grid-template-columns:1fr}
  section{padding:64px 0}
}

/* ===== SUBPAGES: services ===== */
.breadcrumb{
  background:var(--paper);border-bottom:1px solid var(--line);
  font-family:'IBM Plex Mono',monospace;font-size:.78rem;letter-spacing:.5px;
  color:var(--sub);padding:16px 0;
}
.breadcrumb .wrap{display:flex;gap:8px;align-items:center}
.breadcrumb a{color:var(--sub);text-decoration:none}
.breadcrumb a:hover{color:var(--spark)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .current{color:var(--ink)}

.page-hero{background:var(--steel-dark);color:#fff;padding:64px 0 56px}
.page-hero .code{font-family:'IBM Plex Mono',monospace;color:var(--spark);font-size:.8rem;letter-spacing:2px;margin-bottom:14px;display:block}
.page-hero h1{font-family:'Oswald',sans-serif;font-size:2.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px}
.page-hero p{color:var(--brushed);max-width:600px;font-size:1.02rem}
.page-hero .hero-tags{margin-top:22px}

.detail{background:var(--panel)}
.detail .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:start}
.detail p{color:var(--sub);margin-bottom:16px;max-width:520px}
.detail h2{font-size:1.5rem;margin-bottom:18px}

.spec-box{background:var(--paper);border:1px solid var(--line);padding:30px}
.spec-box h3{font-size:.95rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:18px;color:var(--steel-dark)}
.spec-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-top:1px solid var(--brushed);font-size:.9rem}
.spec-row:first-of-type{border-top:0}
.spec-row .k{font-family:'IBM Plex Mono',monospace;color:var(--sub);font-size:.78rem;text-transform:uppercase;letter-spacing:.5px}
.spec-row .v{font-weight:600;text-align:right}

.variants{background:var(--paper)}
.variant-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:40px}
.variant-card{background:var(--panel);padding:30px 26px}
.variant-card .n{font-family:'IBM Plex Mono',monospace;color:var(--spark);font-size:.78rem;letter-spacing:1px;margin-bottom:10px;display:block}
.variant-card h3{font-size:1rem;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}
.variant-card p{color:var(--sub);font-size:.86rem}
@media(max-width:900px){.variant-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.variant-grid{grid-template-columns:1fr}.detail .wrap{grid-template-columns:1fr}}

.related{background:var(--panel);border-top:1px solid var(--line)}
.related h2{font-size:1.3rem;margin-bottom:30px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{border:1px solid var(--line);padding:22px;text-decoration:none;color:var(--ink);display:block;transition:border-color .2s}
.related-card:hover{border-color:var(--spark)}
.related-card .lbl{font-family:'IBM Plex Mono',monospace;font-size:.7rem;color:var(--spark);letter-spacing:1px;text-transform:uppercase;display:block;margin-bottom:8px}
.related-card h3{font-size:.98rem;text-transform:uppercase;letter-spacing:.5px}
@media(max-width:700px){.related-grid{grid-template-columns:1fr}}

.cta-band{background:var(--steel-dark);color:#fff;padding:56px 0;text-align:center}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:var(--brushed);margin-bottom:26px}

/* make service cards on homepage clickable links */
a.svc-card{text-decoration:none;color:inherit;display:block;cursor:pointer}