:root{--ink:#16171a;--char:#1d1e21;--char2:#26272b;--stone:#e7e3dc;--stone2:#dcd6cc;--card:#f6f4f0;--gold:#c9a45c;--gold2:#b08a43;--txt:#2a2b2e;--mut:#6c6b68;--line:#d5cfc4;--w:1180px;--f:'Jost',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--f);color:var(--txt);background:var(--stone);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:inherit}
.wrap{max-width:var(--w);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:99;background:#fff;padding:8px 12px}
.devbar{background:#0e0f11;color:#b9b4aa;font-size:12px;text-align:center;padding:6px 12px;letter-spacing:.04em}
.devbar b{color:var(--gold)}
/* header */
.hdr{position:absolute;left:0;right:0;z-index:20;padding:18px 0}
.hdr .wrap{display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.logo svg{width:38px;height:38px;flex:none}
.logo .wm{display:flex;flex-direction:column;line-height:1}
.logo .wm b{font-weight:500;font-size:24px;letter-spacing:.06em}.logo .wm b span{color:var(--gold)}
.logo .wm small{font-size:7.5px;letter-spacing:.42em;color:#bdb8ae;margin-top:4px;border-top:1px solid #555;padding-top:3px;text-align:center}
.nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav>ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center}
.nav a{text-decoration:none;color:#e9e6e0;font-size:14px}.nav a:hover,.nav a[aria-current=page]{color:var(--gold)}
.dd{position:relative}.dd>button{background:none;border:0;color:#e9e6e0;font:inherit;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:6px;padding:0}
.dd>button:hover{color:var(--gold)}.dd>button svg{width:10px;height:10px;transition:transform .2s}
.dd ul{position:absolute;top:calc(100% + 14px);left:-16px;min-width:240px;background:var(--char);border:1px solid #3a3b3f;list-style:none;margin:0;padding:8px 0;display:none;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.dd ul a{display:block;padding:9px 16px}.dd.open ul,.dd:focus-within ul{display:block}.dd.open>button svg{transform:rotate(180deg)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-size:13px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:12px 20px;border:1px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.06);border-radius:3px;cursor:pointer;transition:.2s}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#16171a}.btn.gold:hover{background:var(--gold2);color:#16171a}
.burger{display:none;margin-left:auto;background:none;border:1px solid rgba(255,255,255,.3);width:44px;height:44px;border-radius:3px;cursor:pointer;padding:0;align-items:center;justify-content:center}
.burger span,.burger span:before,.burger span:after{display:block;width:20px;height:2px;background:#fff;position:relative;transition:.2s}
.burger span:before,.burger span:after{content:"";position:absolute;left:0}.burger span:before{top:-6px}.burger span:after{top:6px}
.navopen .burger span{background:transparent}.navopen .burger span:before{top:0;transform:rotate(45deg)}.navopen .burger span:after{top:0;transform:rotate(-45deg)}
/* type */
.eyebrow{display:block;font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--mut);margin:0 0 14px}
.dark .eyebrow,.hero .eyebrow{color:#cfcac0}
h1,h2,h3{font-weight:600;text-transform:uppercase;letter-spacing:.01em;line-height:1.08;margin:0}
h1{font-size:clamp(32px,4.4vw,56px);color:#fff}h1 em{font-style:normal;color:var(--gold)}
h2{font-size:clamp(26px,3.2vw,40px);color:var(--ink)}h2 .g{display:block;color:#8a8780;font-weight:500}
.dark h2{color:#fff}.dark h2 .g{color:#9b9890}
h3{font-size:13px;letter-spacing:.06em}
p.lead{font-size:16px;color:var(--mut);max-width:520px}
.center{text-align:center}.center p.lead{margin-left:auto;margin-right:auto}
/* hero */
.hero{position:relative;min-height:640px;display:flex;align-items:center;background:#111 center/cover no-repeat;color:#fff;padding:140px 0 90px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,15,17,.92) 0%,rgba(14,15,17,.7) 45%,rgba(14,15,17,.25) 100%)}
.hero .wrap{position:relative;width:100%}.hero .inner{max-width:740px}
.hero p{color:#d9d5cd;max-width:520px;font-size:16px;margin:22px 0 28px}
section{padding:96px 0}
.stone{background:var(--stone)}.stone2{background:linear-gradient(180deg,var(--stone),var(--stone2))}
.dark{background:radial-gradient(ellipse at 50% 0%,#2c2d31 0%,#16171a 70%);color:#d9d5cd}
/* challenge */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.badges{position:relative;height:340px;max-width:440px;margin:0 auto;width:100%}
.badges:before{content:"";position:absolute;left:14%;right:14%;top:14%;bottom:8%;border:1px dashed rgba(201,164,92,.5);border-radius:50%}
.badge{position:absolute;width:44%;aspect-ratio:1;border-radius:50%;overflow:hidden;border:3px solid var(--gold);box-shadow:0 10px 28px rgba(0,0,0,.25);background:#222}
.badge img{width:100%;height:100%;object-fit:cover}
.badge.b1{left:28%;top:0}.badge.b2{left:2%;bottom:0}.badge.b3{right:2%;bottom:0}
.cards{display:grid;gap:18px;margin-top:48px}.c3{grid-template-columns:repeat(3,1fr)}.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);padding:22px 22px 24px;border-radius:2px}
.card .ic{width:22px;height:22px;color:var(--gold);margin-bottom:10px}
.card h3{margin-bottom:6px;color:var(--ink)}.card p{margin:0;font-size:14.5px;color:#55534f}
.card.hl{background:#fff;box-shadow:0 14px 32px rgba(0,0,0,.08)}
.inline{display:flex;gap:10px;align-items:flex-start}.inline .ic{flex:none;margin:2px 0 0}
/* applications */
.apps{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-top:48px}
.collage{position:relative;padding-bottom:40px}
.collage .main{width:92%;border-radius:2px;filter:saturate(.85);aspect-ratio:16/11;object-fit:cover;-webkit-mask-image:linear-gradient(90deg,#000 70%,transparent);mask-image:linear-gradient(90deg,#000 70%,transparent)}
.collage .ring{position:absolute;width:36%;aspect-ratio:1;border-radius:50%;overflow:hidden;border:3px solid var(--gold);left:44%;bottom:0;box-shadow:0 12px 30px rgba(0,0,0,.3)}
.collage .ring img{width:100%;height:100%;object-fit:cover}
.lists{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.lists h3{margin-bottom:14px;color:var(--ink)}
.chk{list-style:none;margin:0;padding:0}.chk li{display:flex;gap:10px;align-items:center;font-size:15px;padding:7px 0;color:#3b3a37}
.chk li svg{flex:none;width:18px;height:18px;color:var(--gold)}
/* tech: how */
.head2{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end}.head2 p{margin:0;color:var(--mut)}
.plain .card{background:transparent;border-color:transparent;padding:18px 14px}.plain .card.hl{background:#fff;border-color:var(--line)}
/* mopa */
.media{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.mimg{position:relative}.mimg>img{aspect-ratio:4/3;object-fit:cover;width:100%;-webkit-mask-image:linear-gradient(90deg,#000 70%,transparent);mask-image:linear-gradient(90deg,#000 70%,transparent)}
.mimg .ring{position:absolute;left:4%;bottom:-24px;width:30%;aspect-ratio:1;border-radius:50%;overflow:hidden;border:3px solid var(--gold);box-shadow:0 10px 28px rgba(0,0,0,.35)}
.mimg .ring img{width:100%;height:100%;object-fit:cover;object-position:45% 80%}
.media p{color:var(--mut)}
/* compare */
.compare{position:relative;overflow:hidden}
.compare .bgimg{position:absolute;right:-6%;top:50%;transform:translateY(-38%);width:46%;max-width:560px;opacity:.85;-webkit-mask-image:linear-gradient(90deg,transparent,#000 40%);mask-image:linear-gradient(90deg,transparent,#000 40%)}
.vs{position:relative;display:grid;grid-template-columns:1fr auto 1fr;gap:40px;align-items:center;max-width:760px;margin:44px auto 0}
.vs .box{background:rgba(38,39,43,.92);border:1px solid #3a3b3f;padding:22px 24px}
.vs .box.ar{border-color:var(--gold2);background:rgba(28,28,30,.92)}
.vs .box h3{font-size:12.5px;color:#fff;margin-bottom:14px}.vs .box.ar h3{color:var(--gold)}
.vs ul{list-style:none;margin:0;padding:0}.vs li{display:flex;gap:10px;font-size:14.5px;padding:7px 0;color:#d2cec6}
.vs li svg{flex:none;width:18px;height:18px;margin-top:2px;color:#9a978f}.vs .ar li svg{color:var(--gold)}
.vs .mid{font-size:22px;font-weight:500;color:#fff;letter-spacing:.06em}
.compare p.lead{color:#a9a59d}
/* benefits */
.ben{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:48px}
.ben img{aspect-ratio:4/3;object-fit:cover;width:100%;-webkit-mask-image:linear-gradient(90deg,#000 65%,transparent);mask-image:linear-gradient(90deg,#000 65%,transparent)}
.ben .stack{display:grid;gap:12px}
.ben .card{padding:14px 18px}.ben .card .ic{width:20px;height:20px}
/* safety */
.safety .visual{position:relative;max-width:380px;margin:0 auto;aspect-ratio:1;width:100%}
.safety .visual .big{position:absolute;inset:6%;border-radius:50%;overflow:hidden;border:10px solid #1d1e21;box-shadow:0 0 0 1px rgba(201,164,92,.6),0 16px 40px rgba(0,0,0,.3)}
.safety .visual .big img{width:100%;height:100%;object-fit:cover}
.safety .visual .sm{position:absolute;left:-4%;top:10%;width:36%;aspect-ratio:1;border-radius:50%;overflow:hidden;border:3px solid var(--gold);box-shadow:0 10px 24px rgba(0,0,0,.3)}
.safety .visual .sm img{width:100%;height:100%;object-fit:cover;object-position:20% 30%}
.safety .visual .dot{position:absolute;left:4%;top:44%;width:9%;aspect-ratio:1;border-radius:50%;background:var(--gold)}
.safety .visual .tag{position:absolute;right:-2%;bottom:14%;background:rgba(40,41,44,.92);color:#fff;font-size:13px;letter-spacing:.06em;line-height:1.35;padding:12px 16px;border-left:3px solid var(--gold);text-transform:uppercase}
.safety .visual:after{content:"";position:absolute;inset:-2%;border:1px solid rgba(201,164,92,.35);border-radius:50%}
/* materials */
.mats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
.mcol{background:var(--card);border:1px solid var(--line);padding:20px}
.mcol>h3{font-size:14px;margin-bottom:16px;color:var(--ink)}
.mat{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px}
.mat img{width:52px;height:52px;object-fit:cover;flex:none;border-radius:2px}
.mat h4{margin:0 0 2px;font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink)}
.mat p{margin:0;font-size:13.5px;color:#5f5d59;line-height:1.45}
.other{display:flex;gap:8px;align-items:center;font-size:13.5px;color:#5f5d59}.other svg{width:16px;height:16px}
/* cta */
.cta{position:relative;background:#111 center/cover no-repeat;color:#fff;text-align:center;padding:110px 0}
.cta:before{content:"";position:absolute;inset:0;background:rgba(14,15,17,.7)}.cta .wrap{position:relative}
.cta h2{color:#fff}.cta h2 .g{color:#a7a39b}.cta p{color:#cfcac2;max-width:560px;margin:18px auto 28px}
/* home */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:44px}
.tile{position:relative;display:block;min-height:320px;text-decoration:none;color:#fff;overflow:hidden;border:1px solid #333;background:#111}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:transform .5s,opacity .3s}
.tile:hover img{transform:scale(1.04);opacity:.45}
.tile .t{position:absolute;left:0;right:0;bottom:0;padding:28px;background:linear-gradient(0deg,rgba(0,0,0,.85),transparent)}
.tile h3{font-size:24px;margin:6px 0 8px}.tile p{margin:0 0 14px;color:#d6d2ca;font-size:15px}.tile .more{color:var(--gold);font-size:13px;letter-spacing:.1em;text-transform:uppercase}
/* stub + form */
.page{padding:170px 0 100px;background:var(--stone);min-height:70vh}
.pagehead{background:radial-gradient(ellipse at 30% 0%,#2c2d31,#16171a 70%);padding:150px 0 70px;color:#fff}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;background:var(--card);border:1px solid var(--line);padding:30px;max-width:820px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#4a4946;margin-bottom:6px;font-weight:500}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:15px;padding:11px 12px;border:1px solid #cbc4b8;background:#fff;border-radius:2px;color:var(--txt)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--gold);outline-offset:1px}
.form fieldset{border:0;padding:0;margin:0}.form legend{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#4a4946;margin-bottom:8px;font-weight:500}
.checks{display:flex;flex-wrap:wrap;gap:8px 18px}.checks label{text-transform:none;letter-spacing:0;font-size:14.5px;font-weight:400;display:flex;gap:6px;align-items:center;margin:0}
.checks input{width:auto}
.notice{border-left:3px solid var(--gold);background:#fff8e8;padding:12px 16px;font-size:14px;color:#5a4a22;max-width:820px;margin-bottom:20px}
.sent{display:none;border:1px solid var(--gold);background:#fff;padding:18px 20px;max-width:820px;margin-top:18px}.sent.show{display:block}
/* footer */
.ftr{background:#0f1012;color:#9f9b93;padding:56px 0 28px;font-size:14px}
.ftr .top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:30px;align-items:flex-start}
.ftr ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 24px}.ftr a{text-decoration:none}.ftr a:hover{color:var(--gold)}
.ftr .bot{border-top:1px solid #26272b;margin-top:36px;padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12.5px}
/* responsive */
@media (max-width:1080px){.nav>ul{gap:18px}.nav{gap:18px}.nav a,.dd>button{font-size:13px}}
@media (max-width:960px){
 .burger{display:flex}
 .nav{position:fixed;inset:0 0 0 auto;width:min(86vw,360px);background:var(--char);flex-direction:column;align-items:stretch;padding:84px 24px 24px;gap:18px;transform:translateX(100%);transition:transform .25s,visibility .25s;visibility:hidden;overflow-y:auto;z-index:30}
 .navopen .nav{transform:none;visibility:visible;box-shadow:-20px 0 40px rgba(0,0,0,.4)}
 .nav>ul{flex-direction:column;align-items:stretch;gap:0}
 .nav>ul>li{border-bottom:1px solid #34353a}
 .nav>ul>li>a,.dd>button{display:flex;width:100%;padding:14px 0;font-size:16px;justify-content:space-between}
 .dd ul{position:static;display:none;border:0;box-shadow:none;background:transparent;padding:0 0 10px 12px;min-width:0}
 .dd:focus-within ul{display:none}.dd.open ul{display:block}
 .burger{position:relative;z-index:40}
 .scrim{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:25;display:none}.navopen .scrim{display:block}
 .split,.apps,.media,.ben,.head2{grid-template-columns:1fr;gap:36px}
 .c4{grid-template-columns:1fr 1fr}.mats{grid-template-columns:1fr}
 .vs{grid-template-columns:1fr;gap:16px}.vs .mid{text-align:center}
 .compare .bgimg{opacity:.25;width:80%;right:-20%}
 .tiles{grid-template-columns:1fr}
}
@media (max-width:620px){
 section{padding:68px 0}.hero{min-height:560px;padding:120px 0 64px}
 .c3,.c4{grid-template-columns:1fr}.lists{grid-template-columns:1fr}
 .form{grid-template-columns:1fr;padding:20px}
 .logo .wm b{font-size:20px}.logo svg{width:32px;height:32px}
 .badges{height:290px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}