/* GlasFëns — site stylesheet. build.py copies this to /style.css */
:root{
  --ink:#1c1f22; --ink-soft:#586069; --ink-faint:#9aa3ab; --line:#e1e5e8;
  --paper:#fbfbfa; --paper-2:#f1f3f4; --dark:#14181c; --dark-2:#1f262c;
  --accent:#2e6f8e; --accent-ink:#22597a; --kold:#6fa8c8; --heit:#c98a3e;
  --max:1240px; --gutter:clamp(20px,4vw,56px);
  --body:"Mulish",system-ui,-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;
  --display:"Barlow Semi Condensed","Barlow","Arial Narrow",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-weight:400;font-size:16px;line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);font-weight:500;line-height:1.08;margin:0 0 .45em;letter-spacing:.005em;text-wrap:balance}
h1{font-size:clamp(34px,5vw,58px)}
h2{font-size:clamp(26px,3.2vw,38px)}
h3{font-size:22px}
h4{font-size:17px;font-weight:600}
p{margin:0 0 1.1em;max-width:68ch}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}
.kicker{font-family:var(--display);font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;font-weight:600}
.lead{font-size:clamp(18px,1.9vw,21px);line-height:1.5;max-width:60ch;color:var(--ink)}
.muted{color:var(--ink-soft)}
.btn{display:inline-block;font-family:var(--display);font-size:15px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;padding:13px 26px;border:1px solid var(--ink);color:var(--ink);transition:background .2s,color .2s}
.btn:hover{background:var(--ink);color:#fff}
.btn.solid{background:var(--ink);color:#fff}
.btn.solid:hover{background:var(--accent);border-color:var(--accent)}
.btn.light{border-color:rgba(255,255,255,.7);color:#fff}
.btn.light:hover{background:#fff;color:var(--ink)}
.more{font-family:var(--display);font-size:14px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;color:var(--accent);border-bottom:1px solid transparent}
.more:hover{border-bottom-color:var(--accent)}

/* header */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px}
.brand{display:flex;align-items:center;gap:12px}
.brand svg{width:40px;height:40px}
.brand .word{font-family:var(--display);font-weight:600;font-size:28px;letter-spacing:.01em;line-height:1}
.brand .word small{display:block;font-family:var(--body);font-weight:400;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-soft);margin-top:4px}
.nav{display:flex;gap:28px;font-family:var(--display);font-size:15px;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--ink-soft)}
.nav a{padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.nav-toggle{display:none}
@media (max-width:860px){
  .site-header .wrap{height:auto;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
  .nav-toggle{display:inline-block;background:none;border:1px solid var(--line);padding:8px 12px;font:inherit;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);cursor:pointer}
  .nav{display:none;width:100%;flex-direction:column;gap:4px;padding-top:12px;border-top:1px solid var(--line);margin-top:12px}
  .nav.open{display:flex}
}

/* hero */
.hero{background:var(--dark);color:#fff;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;min-height:min(80vh,720px);padding-top:56px;padding-bottom:56px}
.hero h1{color:#fff;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--kold)}
.hero p{color:rgba(255,255,255,.78);font-size:18px;max-width:52ch}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.hero .art{position:relative}
.hero .art img{width:100%;max-height:640px;object-fit:contain;filter:drop-shadow(0 30px 40px rgba(0,0,0,.45))}
.hero .art figcaption{position:absolute;right:0;bottom:-8px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.5)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr;min-height:0}.hero .art img{max-height:420px}}

/* stats */
.stats{background:var(--dark-2);color:#fff}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding-top:0;padding-bottom:0}
.stat{padding:26px 24px 26px 0;border-right:1px solid rgba(255,255,255,.1)}
.stat:last-child{border-right:0}
.stat b{display:block;font-family:var(--display);font-weight:600;font-size:clamp(28px,3vw,40px);line-height:1;font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:13px;color:rgba(255,255,255,.65);margin-top:8px;letter-spacing:.04em}
@media (max-width:860px){.stats .wrap{grid-template-columns:1fr 1fr}.stat{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}}

/* sections */
.section{padding:clamp(52px,7vw,96px) 0}
.section.tint{background:var(--paper-2)}
.section.dark{background:var(--dark);color:#fff}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark p{color:rgba(255,255,255,.8)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:32px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media (max-width:860px){.two-col{grid-template-columns:1fr}}

/* product lines */
.lines{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:860px){.lines{grid-template-columns:1fr}}
.line{display:grid;grid-template-rows:auto 1fr;background:var(--paper);border:1px solid var(--line)}
.line .ph{aspect-ratio:4/3;background:#f4f5f6;overflow:hidden;display:flex;align-items:center;justify-content:center}
.line .ph img{width:100%;height:100%;object-fit:contain;padding:18px}
.line .body{padding:26px 28px 30px}
.line .badge{display:inline-block;font-family:var(--display);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;padding:4px 10px;border:1px solid var(--line);color:var(--ink-soft);margin-bottom:12px}
.line h3{font-size:28px;margin-bottom:8px}
.line ul{margin:0 0 18px;padding-left:18px;color:var(--ink-soft);font-size:15px}
.line li{margin-bottom:4px}

/* product grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media (max-width:980px){.grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid{grid-template-columns:1fr}}
.card{display:block;background:var(--paper);border:1px solid var(--line)}
.card .ph{aspect-ratio:4/3;background:#f4f5f6;display:flex;align-items:center;justify-content:center;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:contain;padding:16px;transition:transform .5s}
.card:hover .ph img{transform:scale(1.04)}
.card .body{padding:18px 20px 22px}
.card h3{font-size:22px;margin-bottom:4px}
.card .sub{font-size:14px;color:var(--ink-soft)}
.card .spec{display:flex;gap:14px;margin-top:12px;font-family:var(--display);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);font-weight:600}

/* spec table */
.spec-table{width:100%;border-collapse:collapse;font-size:15px;margin:8px 0 28px}
.spec-table th,.spec-table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table th{font-family:var(--display);font-weight:600;letter-spacing:.06em;text-transform:uppercase;font-size:13px;color:var(--ink-soft);width:34%}
.spec-table td{font-variant-numeric:tabular-nums}
.table-wrap{overflow-x:auto}

/* glass packages */
.glass{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:860px){.glass{grid-template-columns:1fr}}
.pkg{border:1px solid var(--line);padding:26px 26px 28px;background:var(--paper)}
.pkg .mark{font-family:var(--display);font-weight:700;font-size:38px;letter-spacing:.02em;line-height:1;margin-bottom:8px}
.pkg.zero .mark{color:var(--ink)}
.pkg.kold .mark{color:var(--kold)}
.pkg.heit .mark{color:var(--heit)}
.pkg h3{font-size:19px;margin-bottom:8px}
.pkg p{font-size:15px;color:var(--ink-soft);margin-bottom:0}
.stack{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin:26px 0 8px;font-family:var(--display);font-size:12px;letter-spacing:.06em;text-transform:uppercase;text-align:center}
.stack div{padding:14px 6px;border:1px solid var(--line);background:var(--paper)}
.stack .glassy{background:#e9f1f6;border-color:#cfe0ea}
.stack .vac{background:#dfe9ef;border-color:#b9cfdb;font-weight:600}
.stack .gas{background:var(--paper-2)}
@media (max-width:560px){.stack{grid-template-columns:1fr}}

/* markets */
.markets{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media (max-width:860px){.markets{grid-template-columns:1fr}}
.market{border-top:2px solid var(--accent);padding-top:18px}
.market h3{font-size:24px}
.market p{font-size:15px;color:var(--ink-soft)}

/* info pages */
.article{max-width:74ch}
.article p{font-size:17px}
.article h2{font-size:26px;margin-top:1.6em}
.article h3{font-size:20px;margin-top:1.4em}
.article ul{padding-left:20px}
.article li{margin-bottom:6px}
.info-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (max-width:760px){.info-list{grid-template-columns:1fr}}
.info-list a{display:block;padding:22px 24px;border:1px solid var(--line);background:var(--paper)}
.info-list a:hover{border-color:var(--accent)}
.info-list h3{font-size:20px;margin-bottom:4px}
.info-list p{font-size:14px;color:var(--ink-soft);margin:0}
.note{border-left:3px solid var(--accent);background:var(--paper-2);padding:16px 20px;font-size:15px;margin:22px 0}
.note.warn{border-left-color:var(--heit)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:56px}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
.contact-list dt{font-family:var(--display);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-faint);margin-top:18px;font-weight:600}
.contact-list dd{margin:2px 0 0;font-size:17px}
form.contact{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.contact .full{grid-column:1/-1}
form.contact label{display:block;font-family:var(--display);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:6px;font-weight:600}
form.contact input,form.contact textarea,form.contact select{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:0}
form.contact input:focus,form.contact textarea:focus,form.contact select:focus{outline:none;border-color:var(--accent)}
form.contact textarea{min-height:150px;resize:vertical}
form.contact button{grid-column:1/-1;justify-self:start;font-family:var(--display);font-size:15px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;padding:14px 32px;background:var(--ink);color:#fff;border:0;cursor:pointer}
form.contact button:hover{background:var(--accent)}
.form-note{font-size:13px;color:var(--ink-faint);grid-column:1/-1}
@media (max-width:560px){form.contact{grid-template-columns:1fr}}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media (max-width:860px){.gallery{grid-template-columns:repeat(2,1fr)}}
.gallery figure{margin:0;background:#f4f5f6;border:1px solid var(--line);aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.gallery img{width:100%;height:100%;object-fit:contain;padding:10px}
.gallery figcaption{display:none}
.brand-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
@media (max-width:860px){.brand-strip{grid-template-columns:repeat(3,1fr)}}
.brand-strip img{border-radius:50%}

/* footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:44px 0 48px;font-size:14px}
.site-footer .wrap{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
.site-footer .cols{display:flex;gap:56px;flex-wrap:wrap}
.site-footer strong{display:block;font-family:var(--display);font-weight:600;color:#fff;margin-bottom:8px;letter-spacing:.14em;text-transform:uppercase;font-size:12px}
.site-footer a:hover{color:#fff}
.site-footer .legal{width:100%;margin-top:26px;font-size:12px;color:rgba(255,255,255,.45)}
.site-footer .tag{font-family:var(--display);font-size:20px;color:#fff;margin-bottom:6px}