/* Silium - brochure-derived static site */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--ink:#1a1a1a;--paper:#fff;--grey:#f4f3f1;--mid:#6b6b6b}
body{font-family:'Jost',system-ui,sans-serif;font-weight:300;color:var(--ink);background:var(--paper);line-height:1.65}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2{font-weight:300;letter-spacing:.14em;text-transform:uppercase;line-height:1.25}
h1{font-size:clamp(1.5rem,4vw,2.6rem)}
h2{font-size:clamp(1.2rem,2.6vw,1.7rem);margin-bottom:1rem}
.eyebrow{letter-spacing:.32em;text-transform:uppercase;font-size:.72rem;font-weight:400;margin-bottom:.9rem;opacity:.75}
.center{text-align:center}
.sep{opacity:.5;margin:0 .5em}
/* header */
.site-head{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 5vw;position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(6px);z-index:10;border-bottom:1px solid #e8e6e2}
.brand{font-size:1.5rem;letter-spacing:.06em;text-decoration:none;font-weight:400}
.brand sup{font-size:.55em}
.site-head nav ul{display:flex;gap:1.6rem;list-style:none}
.site-head nav a{text-decoration:none;letter-spacing:.18em;text-transform:uppercase;font-size:.72rem;font-weight:400;padding:.4rem 0;border-bottom:1px solid transparent}
.site-head nav a:hover{border-bottom-color:var(--ink)}
.navt,.navl{display:none}
/* hero */
.hero{position:relative;min-height:56vh;display:grid}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center}
.hero-text{position:relative;align-self:end;padding:4rem 5vw 3rem;max-width:44rem;color:#fff;text-shadow:0 1px 14px rgba(0,0,0,.45)}
.hero-text .sub{margin-top:1rem;font-size:1.02rem}
/* line hero */
.line-hero{padding:5.5rem 5vw 4rem;max-width:100%;text-align:center}
.line-hero .sub{max-width:40rem;margin:1.2rem auto 0}
.line-hero .eyebrow{opacity:.9}
/* bands */
.band{padding:4.5rem 5vw}
.band.alt{background:var(--grey)}
.band.tall{padding:8rem 5vw;text-align:center}
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center;max-width:70rem;margin:0 auto}
.split img{width:100%}
.split p{margin-bottom:1rem}
/* plus lists */
ul.plus{list-style:none;margin:1rem 0}
ul.plus li{padding:.55rem 0 .55rem 2rem;position:relative;border-bottom:1px solid rgba(0,0,0,.08)}
ul.plus li::before{content:"+";position:absolute;left:.2rem;top:.45rem;font-weight:400;color:var(--accent,#1a1a1a);font-size:1.05rem}
/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.2rem;max-width:75rem;margin:2.5rem auto 0}
.card{background:var(--c);color:var(--ci);text-decoration:none;padding:1.4rem 1.4rem 1.6rem;display:flex;flex-direction:column;gap:.35rem;transition:transform .18s ease}
.card:hover{transform:translateY(-4px)}
.card img{margin-bottom:1rem;width:100%;aspect-ratio:10/9;object-fit:contain}
.card-name{margin-top:auto}
.card-name{letter-spacing:.2em;text-transform:uppercase;font-weight:500;font-size:.85rem}
.card-tag{font-size:.78rem;letter-spacing:.06em;opacity:.85}
/* buttons */
.btns{margin-top:1.6rem;display:flex;gap:1rem;flex-wrap:wrap}
.btns.center{justify-content:center}
.btn{display:inline-block;padding:.85rem 1.9rem;letter-spacing:.22em;text-transform:uppercase;font-size:.72rem;font-weight:400;text-decoration:none;border:1px solid var(--ink);transition:all .18s ease}
.btn.solid,.btn.line{background:var(--ink);color:#fff}
.btn.solid:hover,.btn.line:hover{background:transparent;color:var(--ink)}
/* cta band */
.cta-band{background:#141414;color:#fff;text-align:center;padding:4.5rem 5vw}
.cta-band p{max-width:36rem;margin:.8rem auto 0}
.cta-band .btns{justify-content:center}
.cta-band .btn{border-color:#fff}
.cta-band .btn.solid,.cta-band .btn.line{background:#fff;color:#141414}
.cta-band .btn.solid:hover,.cta-band .btn.line:hover{background:transparent;color:#fff}
/* footer */
.site-foot{padding:2.6rem 5vw;text-align:center;font-size:.78rem;letter-spacing:.05em;color:var(--mid)}
.site-foot p{margin:.3rem 0}
.tricolore{display:flex;justify-content:center;gap:0;margin-bottom:1.2rem}
.tricolore span{width:26px;height:5px}
.tricolore span:nth-child(1){background:#009246}
.tricolore span:nth-child(2){background:#fff;border:1px solid #ddd;border-width:1px 0}
.tricolore span:nth-child(3){background:#ce2b37}
/* mobile */
@media(max-width:820px){

  .split{grid-template-columns:1fr;gap:2rem}
  .split.rev img{order:-1}
  .navl{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:.4rem;z-index:12}
  .navl span{width:22px;height:1.5px;background:var(--ink)}
  .site-head nav{position:fixed;inset:0;background:#fff;display:none;align-items:center;justify-content:center;z-index:11}
  .site-head nav ul{flex-direction:column;text-align:center;gap:1.4rem}
  .site-head nav a{font-size:.95rem}
  .navt:checked ~ nav{display:flex}
  .hero{min-height:70vh}
}