/* HARTH — AirWeb demo. Catalogue tier, base spec only: no cart, no calculator, no slider. */
:root{
  --paper:#F6F3EE; --paper-2:#EDE8E0; --card:#FFFDFA;
  --ink:#17171A; --ink-2:#3D3D42; --mute:#77777E;
  --line:rgba(23,23,26,.13); --line-2:rgba(23,23,26,.07);
  --e:cubic-bezier(.2,.8,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);
  font-family:"Schibsted Grotesk",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
ul{list-style:none}
.wrap{width:min(1280px,100% - 44px);margin-inline:auto}
@media(max-width:640px){.wrap{width:min(1280px,100% - 28px)}}
h1,h2,h3{font-family:"Bricolage Grotesque","Schibsted Grotesk",sans-serif;font-weight:700;
  line-height:1.02;letter-spacing:-.035em}
h1{font-size:clamp(38px,7vw,104px)}
h2{font-size:clamp(27px,3.8vw,50px)}
h3{font-size:clamp(17px,1.7vw,20px);line-height:1.25;letter-spacing:-.02em}
.lbl{display:block;font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}
.lead{font-size:clamp(16.5px,1.7vw,18.5px);color:var(--ink-2);max-width:56ch;line-height:1.62}
section{padding:clamp(52px,7vw,116px) 0}
.rule{height:1px;background:var(--line-2)}

.demo-bar{background:var(--ink);color:#A5A5AC;text-align:center;padding:9px 16px;font-size:12.5px}
.demo-bar a{color:#F0E2C8}
.top{position:sticky;top:0;z-index:60;border-bottom:1px solid var(--line-2)}
.top:before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(246,243,238,.9);backdrop-filter:blur(14px)}
.top-in{display:flex;align-items:center;gap:26px;padding:16px 0;position:relative}
.brand{text-decoration:none;font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:22px;
  letter-spacing:.08em;margin-right:auto}
.nav{display:flex;gap:26px;font-size:14.5px}
.nav a{text-decoration:none;color:var(--mute);transition:color .2s;letter-spacing:.01em}
.nav a:hover,.nav a.on{color:var(--ink)}
.nav a.on{font-weight:600}
.top-cta{text-decoration:none;font-size:14px;font-weight:600;border:1px solid var(--ink);
  border-radius:100px;padding:10px 20px;transition:all .25s var(--e);white-space:nowrap}
.top-cta:hover{background:var(--ink);color:var(--paper)}
.burger{display:none;background:var(--paper);border:1px solid var(--line);border-radius:9px;
  padding:9px 11px;cursor:pointer;color:inherit;position:relative;z-index:70}
.burger svg{width:19px;height:19px;display:block}
@media(max-width:920px){
  .nav{position:fixed;inset:0 0 auto;background:var(--card);flex-direction:column;padding:86px 26px 26px;
    gap:2px;font-size:21px;transform:translateY(-102%);transition:transform .4s var(--e);z-index:50}
  .nav.open{transform:none}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line-2)}
  .burger{display:block;order:3}
  .top-cta{display:none}
  .brand{position:relative;z-index:70}
}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 28px;
  border-radius:100px;text-decoration:none;font-size:15px;font-weight:600;font-family:inherit;
  border:1px solid transparent;cursor:pointer;transition:all .25s var(--e)}
.btn-d{background:var(--ink);color:var(--paper)}
.btn-d:hover{background:#000;transform:translateY(-2px)}
.btn-l{border-color:var(--line);color:var(--ink)}
.btn-l:hover{border-color:var(--ink)}

/* hero across the full width */
.hero{position:relative;min-height:clamp(460px,84vh,860px);display:flex;align-items:flex-end;overflow:hidden}
.hero-ph{position:absolute;inset:0}
.hero-ph img{width:100%;height:100%;object-fit:cover}
.hero-ph:after{content:"";position:absolute;inset:0;
  background:linear-gradient(3deg,rgba(12,10,8,.9) 6%,rgba(12,10,8,.42) 46%,rgba(12,10,8,.14) 100%),
    linear-gradient(94deg,rgba(12,10,8,.62) 0%,rgba(12,10,8,.2) 46%,rgba(12,10,8,0) 74%)}
.hero-in{position:relative;padding-bottom:clamp(38px,5vw,74px);padding-top:120px;color:#FBF8F3}
.hero .lbl{color:rgba(251,248,243,.66)}
.hero h1{margin-top:14px;max-width:16ch}
.hero .lead{color:rgba(251,248,243,.82);margin-top:20px;max-width:48ch}
.hero-b{display:flex;flex-wrap:wrap;gap:11px;margin-top:28px}
.hero .btn-d{background:#FBF8F3;color:var(--ink)}
.hero .btn-d:hover{background:#fff}
.hero .btn-l{border-color:rgba(251,248,243,.4);color:#FBF8F3}
.hero .btn-l:hover{background:rgba(251,248,243,.14)}

/* section head */
.sec-h{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-end;justify-content:space-between}
.sec-h h2{margin-top:13px;max-width:20ch}
.sec-h .lead{margin-top:0}

/* catalogue grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.2vw,34px);margin-top:clamp(30px,3.6vw,52px)}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.item{text-decoration:none;display:block}
.item[hidden]{display:none}
.item figure{overflow:hidden;background:var(--paper-2);aspect-ratio:4/5}
.item img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--e)}
.item:hover img{transform:scale(1.045)}
.item-b{display:flex;justify-content:space-between;gap:16px;margin-top:15px;align-items:baseline}
.item h3{font-family:"Schibsted Grotesk",sans-serif;font-weight:600;font-size:17px;letter-spacing:0}
.item .cat{font-size:12.5px;color:var(--mute);letter-spacing:.05em;text-transform:uppercase;white-space:nowrap}
.item p{margin-top:6px;font-size:14.5px;color:var(--mute);line-height:1.5}
.item .ask{margin-top:9px;font-size:13.5px;font-weight:600;border-bottom:1px solid var(--line);
  display:inline-block;padding-bottom:2px;transition:border-color .2s}
.item:hover .ask{border-color:var(--ink)}

/* filters */
.filters{display:flex;flex-wrap:wrap;gap:24px;margin-top:clamp(26px,3vw,40px);
  padding-bottom:20px;border-bottom:1px solid var(--line-2)}
.fset{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.fset>span{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);margin-right:4px}
.fbtn{font:inherit;font-size:14px;padding:8px 16px;border-radius:100px;border:1px solid var(--line);
  background:transparent;color:var(--ink-2);cursor:pointer;transition:all .2s}
.fbtn:hover{border-color:var(--ink)}
.fbtn.on{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.fcount{margin-top:22px;font-size:14px;color:var(--mute)}
.fempty{padding:60px 0;text-align:center;color:var(--mute)}

/* editorial split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,72px);align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr}}
.split figure{overflow:hidden;background:var(--paper-2)}
.split img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split.tall img{aspect-ratio:3/4}

/* numbered list */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2.4vw,34px);margin-top:clamp(30px,3.6vw,50px)}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{border-top:1px solid var(--ink);padding-top:18px}
.step em{font-style:normal;font-size:12px;letter-spacing:.16em;color:var(--mute)}
.step h3{margin-top:11px}
.step p{margin-top:8px;font-size:15px;color:var(--mute);line-height:1.55}

/* dark band */
.dark{background:var(--ink);color:#F0EDE7}
.dark .lead{color:rgba(240,237,231,.72)}
.dark .lbl{color:rgba(240,237,231,.5)}
.dark .btn-d{background:#F0EDE7;color:var(--ink)}
.dark .btn-l{border-color:rgba(240,237,231,.3);color:#F0EDE7}

/* product page */
.pdp{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(26px,4vw,70px);align-items:start}
@media(max-width:900px){.pdp{grid-template-columns:1fr}}
.pdp-ph{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pdp-ph figure{overflow:hidden;background:var(--paper-2)}
.pdp-ph figure:first-child{grid-column:1/-1}
.pdp-ph img{width:100%;aspect-ratio:4/3;object-fit:cover}
.pdp-ph figure:first-child img{aspect-ratio:3/2}
.pdp-side{position:sticky;top:96px}
@media(max-width:900px){.pdp-side{position:static}}
.spec{margin-top:26px;border-top:1px solid var(--line)}
.spec div{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid var(--line-2);font-size:15.5px}
.spec div span{color:var(--mute)}
.ask-box{margin-top:26px;background:var(--card);border:1px solid var(--line-2);border-radius:16px;padding:24px}
.ask-box h3{margin-bottom:6px}
.ask-box p{font-size:14.5px;color:var(--mute);line-height:1.55}
.ask-box .btn{margin-top:16px;width:100%}

/* materials */
.mats{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.2vw,30px);margin-top:clamp(30px,3.6vw,50px)}
@media(max-width:860px){.mats{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.mats{grid-template-columns:1fr}}
.mat{background:var(--card);border:1px solid var(--line-2);border-radius:16px;overflow:hidden}
.mat .sw{height:120px}
.mat-b{padding:20px 22px 24px}
.mat h3{font-family:"Schibsted Grotesk",sans-serif;font-weight:600;font-size:17px;letter-spacing:0}
.mat p{margin-top:8px;font-size:14.5px;color:var(--mute);line-height:1.55}
.mat b{display:block;margin-top:14px;padding-top:12px;border-top:1px solid var(--line-2);font-size:14px}

/* faq */
.faq{margin-top:clamp(26px,3.4vw,44px);max-width:840px}
.faq details{border-bottom:1px solid var(--line-2)}
.faq summary{cursor:pointer;list-style:none;padding:20px 44px 20px 0;position:relative;font-size:17.5px;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"";position:absolute;right:8px;top:50%;width:10px;height:10px;
  border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);
  transform:translateY(-70%) rotate(45deg);transition:transform .3s var(--e)}
.faq details[open] summary:after{transform:translateY(-30%) rotate(-135deg)}
.faq p{padding:0 40px 22px 0;color:var(--ink-2);font-size:16px;line-height:1.62}

/* form */
.form-g{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(26px,5vw,72px);align-items:start}
@media(max-width:880px){.form-g{grid-template-columns:1fr}}
.fld{display:block;margin-bottom:13px}
.fld span{display:block;font-size:13px;color:var(--mute);margin-bottom:7px}
.fld input,.fld textarea,.fld select{width:100%;font:inherit;font-size:16px;color:var(--ink);
  background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 15px;transition:border-color .2s}
.fld input:focus,.fld textarea:focus,.fld select:focus{outline:none;border-color:var(--ink)}
.form-n{font-size:13px;color:var(--mute);margin-top:13px;line-height:1.55}
.cont-l{margin-top:24px;border-top:1px solid var(--line)}
.cont-l li{padding:15px 0;border-bottom:1px solid var(--line-2)}
.cont-l li span{display:block;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);margin-bottom:5px}
.cont-l li b{font-size:17px;font-weight:600}
.cont-l li a{text-decoration:none}

/* estimate */
.est-sec{background:var(--paper-2);border-top:1px solid var(--line-2)}
.est{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(26px,4vw,56px);align-items:center}
@media(max-width:820px){.est{grid-template-columns:1fr}}
.est h2{margin-top:12px}
.est-l{margin-top:19px;font-size:16px}
.est-l li{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid var(--line)}
.est-l li i{font-style:normal;font-family:"Bricolage Grotesque",sans-serif;font-weight:700;letter-spacing:-.02em}
.est-n{margin-top:16px;font-size:14.5px;color:var(--mute);line-height:1.6;max-width:58ch}
.est-cta{background:var(--card);border:1px solid var(--line-2);border-radius:18px;padding:26px}
.est-cta p{font-size:17px;font-weight:600;margin-bottom:15px}
.est-cta .btn{width:100%;margin-bottom:10px}

.foot{background:var(--ink);color:#8E8E96;padding:34px 0;font-size:14.5px}
.foot-in{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
.foot a{color:#8E8E96}