/* =========================================================================
   EKM GmbH – Basis-Design
   Industrie-Palette: Anthrazit + Ziegelrot, dezente 3D-Akzente.
   ========================================================================= */

:root{
  --ink:        #12151a;
  --ink-soft:   #1b2028;
  --panel:      #ffffff;
  --panel-alt:  #f8f3ef;
  --line:       #ece2db;
  --text:       #1c2127;
  --text-soft:  #5b6470;
  --text-invert:#f4f6f8;
  --steel:      #b3452c;
  --steel-light:#d97a56;
  --steel-rgb:  179,69,44;
  --amber:      #3b6ea5;
  --accent-tint:#fbe8e0;
  --hero-glow:  #2a1a15;
  --radius:     14px;
  --maxw:       1180px;
  --shadow:     0 10px 30px -12px rgba(18,21,26,.18);
  --font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:var(--panel);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em;}
p{margin:0 0 1em;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(18,21,26,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.3rem;color:var(--text-invert);}
.logo .mark{
  width:34px;height:34px;border-radius:8px;
  background:linear-gradient(135deg,var(--steel),var(--steel-light));
  display:flex;align-items:center;justify-content:center;
  font-size:.85rem;color:#fff;font-weight:800;
  box-shadow:0 4px 14px -4px rgba(var(--steel-rgb),.7);
}
.logo small{display:block;font-weight:500;font-size:.62rem;letter-spacing:.06em;color:#9aa4b2;text-transform:uppercase;}
nav.main-nav{display:flex;gap:6px;}
nav.main-nav a{
  color:#cfd6de;font-size:.92rem;font-weight:600;padding:9px 14px;border-radius:9px;
  transition:background .15s,color .15s;
}
nav.main-nav a:hover,nav.main-nav a.active{background:rgba(255,255,255,.08);color:#fff;}
.nav-toggle{display:none;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:min(88vh,760px);
  display:flex;align-items:center;
  background:radial-gradient(120% 120% at 15% 10%,var(--hero-glow) 0%,var(--ink) 55%,#0c0e12 100%);
  color:var(--text-invert);
  overflow:hidden;
}
.hero-canvas{position:absolute;inset:0;z-index:0;}
.hero-canvas canvas{display:block;width:100%!important;height:100%!important;}
.hero .wrap{position:relative;z-index:2;padding-top:64px;padding-bottom:64px;}
.hero-content{max-width:620px;pointer-events:none;}
.hero-content a{pointer-events:auto;}
.kicker{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--steel-light);margin-bottom:16px;
}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);}
.hero p.lead{font-size:1.08rem;color:#c4ccd6;max-width:52ch;}
.hero-cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.hero-fade{position:absolute;left:0;right:0;bottom:0;height:120px;background:linear-gradient(to bottom,rgba(12,14,18,0),var(--panel));z-index:1;pointer-events:none;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;border-radius:10px;font-weight:700;font-size:.94rem;
  border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--steel);color:#fff;box-shadow:0 10px 22px -10px rgba(var(--steel-rgb),.7);}
.btn-primary:hover{filter:brightness(.88);}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.18);}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-outline{background:transparent;color:var(--steel);border-color:var(--steel);}
.btn-outline:hover{background:var(--steel);color:#fff;}
.btn-small{padding:9px 14px;font-size:.82rem;border-radius:8px;}

/* ---------- sections ---------- */
section{padding:76px 0;}
section.alt{background:var(--panel-alt);}
.section-head{max-width:640px;margin:0 auto 44px;text-align:center;}
.section-head h2{font-size:clamp(1.6rem,3vw,2.1rem);}
.section-head p{color:var(--text-soft);}
.eyebrow{
  font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--steel);
  display:block;margin-bottom:10px;
}

/* ---------- cards / grids ---------- */
.grid{display:grid;gap:22px;}
.grid.cols-3{grid-template-columns:repeat(3,1fr);}
.grid.cols-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:960px){.grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid.cols-3,.grid.cols-4{grid-template-columns:1fr;}}

.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:transform .18s,box-shadow .18s,border-color .18s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:transparent;}
.card h3{font-size:1.08rem;margin-bottom:8px;}
.card p{color:var(--text-soft);font-size:.94rem;margin-bottom:14px;}
.card .icon{
  width:44px;height:44px;border-radius:10px;margin-bottom:16px;
  background:linear-gradient(135deg,var(--steel),var(--steel-light));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;
}

/* ---------- product / datasheet listing ---------- */
.category-block{margin-bottom:56px;}
.category-block h2{font-size:1.35rem;display:flex;align-items:baseline;gap:10px;}
.category-block h2 span.count{font-size:.72rem;font-weight:700;color:var(--text-soft);background:var(--panel-alt);padding:3px 9px;border-radius:20px;}
.category-block > p{color:var(--text-soft);max-width:60ch;margin-bottom:22px;}

.product{
  display:flex;justify-content:space-between;gap:20px;align-items:flex-start;
  padding:20px 0;border-top:1px solid var(--line);flex-wrap:wrap;
}
.product:first-of-type{border-top:none;}
.product h4{font-size:1rem;margin:0 0 6px;}
.product p{color:var(--text-soft);font-size:.92rem;max-width:62ch;margin-bottom:10px;}
.kennwerte{display:flex;flex-wrap:wrap;gap:8px;}
.kennwerte span{
  font-size:.76rem;color:var(--steel);background:var(--accent-tint);padding:4px 10px;border-radius:20px;font-weight:600;
}
.product .action{flex-shrink:0;}
.product .action .btn-small.disabled{opacity:.45;pointer-events:none;background:var(--panel-alt);color:var(--text-soft);border-color:var(--line);}

/* ---------- contact / info ---------- */
.info-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;}
@media (max-width:820px){.info-grid{grid-template-columns:1fr;}}
.info-list dt{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-soft);margin-top:16px;}
.info-list dt:first-child{margin-top:0;}
.info-list dd{margin:2px 0 0;font-weight:600;}
.map-box{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:280px;
  display:flex;
}
.map-box iframe{width:100%;height:100%;min-height:280px;border:0;display:block;}
.map-placeholder{
  flex:1;min-height:280px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;text-align:center;padding:32px;background:var(--panel-alt);color:var(--text-soft);
}
.map-placeholder strong{color:var(--text);}
.map-placeholder p{margin:0;max-width:40ch;font-size:.88rem;}
.map-placeholder a{color:var(--steel);text-decoration:underline;}

/* ---------- agb ---------- */
.agb-item{padding:22px 0;border-top:1px solid var(--line);}
.agb-item:first-child{border-top:none;}
.agb-item h3{font-size:1.02rem;}
.agb-item p{color:var(--text-soft);font-size:.94rem;}

/* ---------- footer ---------- */
footer.site-footer{
  background:var(--ink);color:#aab2bd;padding:48px 0 26px;font-size:.88rem;
}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;}
footer a:hover{color:#fff;}
footer .cols{display:flex;gap:60px;flex-wrap:wrap;}
footer h5{color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px;}
footer .legal{width:100%;border-top:1px solid rgba(255,255,255,.08);margin-top:34px;padding-top:20px;font-size:.78rem;color:#77808c;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* ---------- misc ---------- */
.badge-3d{
  position:absolute;bottom:22px;right:28px;z-index:2;font-size:.7rem;color:#9aa4b2;
  display:flex;align-items:center;gap:6px;letter-spacing:.04em;
}
.badge-3d .dot{width:6px;height:6px;border-radius:50%;background:var(--steel-light);animation:pulse 2.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:.4;}50%{opacity:1;}}

.page-hero{
  background:var(--ink-soft);color:#fff;padding:64px 0 54px;
}
.page-hero h1{font-size:clamp(1.8rem,3.4vw,2.5rem);}
.page-hero p{color:#b7c0cb;max-width:60ch;}

/* ---------- cookie banner ---------- */
.cookie-banner{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:var(--ink);color:var(--text-invert);
  border-top:1px solid rgba(255,255,255,.1);
  box-shadow:0 -12px 30px -14px rgba(0,0,0,.55);
  transform:translateY(110%);transition:transform .3s ease;
}
.cookie-banner.visible{transform:translateY(0);}
.cookie-banner-inner{
  max-width:var(--maxw);margin:0 auto;padding:20px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cookie-banner-text{flex:1 1 420px;min-width:260px;}
.cookie-banner-text strong{display:block;margin-bottom:4px;font-size:.98rem;}
.cookie-banner-text p{margin:0;font-size:.85rem;color:#c4ccd6;max-width:72ch;}
.cookie-banner-actions{display:flex;gap:10px;flex-wrap:wrap;flex-shrink:0;}
@media (max-width:640px){
  .cookie-banner-inner{padding:16px 20px;}
  .cookie-banner-actions{width:100%;}
  .cookie-banner-actions .btn{flex:1;justify-content:center;}
}

@media (max-width:800px){
  nav.main-nav{
    position:fixed;inset:72px 0 0 0;background:var(--ink);flex-direction:column;padding:20px 24px;
    transform:translateX(100%);transition:transform .25s ease;
  }
  nav.main-nav.open{transform:translateX(0);}
  nav.main-nav a{padding:14px 6px;border-bottom:1px solid rgba(255,255,255,.08);border-radius:0;}
  .nav-toggle{
    display:block;background:none;border:0;color:#fff;font-size:1.6rem;line-height:1;cursor:pointer;
  }
  .info-grid, .grid.cols-3, .grid.cols-4{grid-template-columns:1fr;}
}