:root{--rust:#a8441f;--rust-d:#7d2f13;--ink:#3f494f;--ink-d:#2b3338;--gray:#56606a;--g2:#8b959b;--soft:rgba(255,255,255,.4);--max:1240px;--pad:clamp(22px,6vw,110px);--hair:rgba(63,73,79,.55)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto}
body{font:300 18px/1.7 "Josefin Sans","Century Gothic",system-ui,sans-serif;color:var(--ink);background:#dfe5e8;-webkit-font-smoothing:antialiased;letter-spacing:.01em}
img,svg,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
b,strong{font-weight:600}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono,.eyebrow{font:400 12px/1 "Josefin Sans",sans-serif;letter-spacing:.3em;text-transform:uppercase;color:var(--rust)}
.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.eyebrow:before{content:"";width:34px;height:1px;background:var(--rust)}
h1,h2,h3,h4{font-weight:300;letter-spacing:.06em;line-height:1.25;text-transform:uppercase;color:var(--ink-d)}
h1{font-size:clamp(34px,5vw,68px)}
h2{font-size:clamp(26px,3.4vw,46px)}
h3{font-size:clamp(17px,1.6vw,21px);font-weight:400;letter-spacing:.1em}
h1 b,h2 b{font-weight:400;color:var(--rust)}
p.lead{font-size:clamp(18px,1.5vw,21px);color:var(--ink);max-width:56ch;margin-top:24px}
/* text sits straight on the film; a soft halo keeps it legible without any box */
main,.ftr{text-shadow:0 0 18px rgba(255,255,255,.8),0 0 4px rgba(255,255,255,.6)}
.dk,.dk *{text-shadow:0 0 22px rgba(20,32,40,.75),0 0 4px rgba(20,32,40,.5)}
/* film */
.bgstack{position:fixed;inset:0;z-index:0;background:linear-gradient(#cfd8dc,#eef1f2)}
.bgl{position:absolute;inset:0;opacity:0;will-change:opacity}
.bgl video{width:100%;height:100%;object-fit:cover}
.bgl:after{content:"";position:absolute;inset:0}
.bgl.lt video{filter:saturate(.5) brightness(1.04) contrast(.92)}
.bgl.lt:after{background:linear-gradient(rgba(232,238,241,.46),rgba(232,238,241,.38))}
.bgl.dk:after{background:rgba(70,88,99,.52)}
main{position:relative;z-index:1}
section,.ftr,.pagehead{position:relative;z-index:1;background:transparent}
/* the only borders: full-width hairlines that fade in from transparent */
main>section+section:before,.ftr:before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,rgba(63,73,79,0),var(--hair) 50%,rgba(63,73,79,0));pointer-events:none}
main>.dk+section:before,main>.dk+.dk:before{background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.8) 50%,rgba(255,255,255,0))}
.sec{padding:clamp(80px,11vw,160px) 0}
/* header */
.hdr{position:fixed;top:0;left:0;right:0;z-index:80;background:linear-gradient(rgba(255,255,255,.88),rgba(255,255,255,.4) 65%,rgba(255,255,255,0));transition:.3s;text-shadow:none}
.hdr .wrap{display:flex;align-items:center;height:96px;gap:34px;max-width:none;padding:0 var(--pad)}
.logo{display:flex;align-items:center;gap:12px;font-weight:300;letter-spacing:.42em;font-size:15px;color:var(--ink-d)}
.logo .mark{width:16px;height:32px;flex:none}
.nav{display:flex;gap:30px;margin-left:30px}
.nav a{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);padding:36px 0 14px;border-bottom:1px solid transparent;transition:.25s}
.nav a:hover,.nav a.on{color:var(--rust);border-color:var(--rust)}
.hr{margin-left:auto;display:flex;align-items:center;gap:28px;font-size:12px;letter-spacing:.2em;text-transform:uppercase}
.hr a:hover{color:var(--rust)}
@media(max-width:980px){.nav{display:none}}
@media(max-width:560px){.hr .q{display:none}}
body.inv .hdr .logo,body.inv .hdr .hr{color:#fff}
body.inv .hdr .nav a{color:rgba(255,255,255,.72)}body.inv .hdr .nav a.on{color:#fff;border-color:#fff}
body.inv .hdr{background:linear-gradient(rgba(60,75,84,.5),rgba(60,75,84,0))}
body.inv .dots a{border-color:#fff}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:16px;font:400 12px/1 "Josefin Sans",sans-serif;letter-spacing:.3em;text-transform:uppercase;background:none;border:0;color:var(--rust);cursor:pointer;position:relative;padding:0 0 16px;text-shadow:none}
.btn:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,var(--rust),rgba(168,68,31,0))}
.btn .arr{width:40px;height:40px;padding:11px;border-radius:50%;background:#fff;color:var(--rust);box-shadow:0 2px 14px rgba(40,50,56,.14);transition:.25s}
.btn:hover .arr{background:var(--rust);color:#fff}
.dk .btn,.btn.light{color:#fff}.dk .btn:after,.btn.light:after{background:linear-gradient(90deg,#fff,rgba(255,255,255,0))}
.btn.plain{padding:14px 30px;background:var(--rust);color:#fff}.btn.plain:after{display:none}
.arr{width:18px;height:18px}
/* panels */
.dia{width:64px;height:64px;position:relative;display:grid;place-items:center;font-size:14px;color:var(--rust);margin-bottom:28px;margin-left:-6px}
.dia:before{content:"";position:absolute;inset:9px;border:1px solid currentColor;transform:rotate(45deg)}
.panel{min-height:100vh;display:flex;align-items:center}
.panel .in{padding:120px var(--pad) 90px;width:100%;max-width:1400px;margin:0 auto}
.panel .in>div{max-width:620px}
.panel .small{font-size:19px;margin-bottom:12px;letter-spacing:.05em}
.panel h2{margin-bottom:34px}
.panel p{max-width:44ch;margin-bottom:38px}
.panel.dk,.panel.dk h2,.panel.dk h3,.panel.dk .small,.panel.dk p,.panel.dk .dia,.dk h2,.dk h3,.dk p,.dk .mono{color:#fff}
.panel.dk .mono{color:#ffd9c8}
.panel.right .in>div{margin-left:auto}
.hero .brand{display:flex;align-items:center;gap:30px;margin-bottom:26px}
.hero .brand .mark{width:42px;height:84px;flex:none;color:var(--ink-d)}
.hero .brand span{border-left:1px solid var(--g2);padding-left:30px;font-size:clamp(34px,7vw,92px);font-weight:200;letter-spacing:.34em;color:var(--rust);line-height:1.1;margin-right:-.34em}
.hero .tagline{font-size:clamp(15px,1.4vw,19px);letter-spacing:.24em;text-transform:uppercase;color:var(--ink-d);margin-left:92px}
.hero .scroll{position:absolute;left:var(--pad);bottom:46px;z-index:3;font-size:12px;letter-spacing:.26em;color:var(--rust);text-transform:uppercase}
.big{font-size:clamp(26px,3.4vw,50px);font-weight:300;letter-spacing:.07em;line-height:1.35;text-transform:uppercase;color:var(--ink-d)}
.dots{position:fixed;right:34px;top:50%;transform:translateY(-50%);z-index:60;display:grid;gap:12px}
.dots a{width:9px;height:9px;border:1px solid var(--ink);border-radius:50%;opacity:.5;transition:.3s}.dots a.on{background:var(--rust);border-color:var(--rust);opacity:1;transform:scale(1.25)}
@media(max-width:900px){.dots{display:none}.hero .tagline{margin-left:0}.hero .brand{gap:16px}.hero .brand .mark{width:42px;height:84px;flex:none;color:var(--ink-d)}.hero .brand span{padding-left:16px}.panel.right .in>div{margin-left:0}}
.pagehead{padding:clamp(150px,16vw,220px) 0 clamp(50px,6vw,90px)}
.crumbs{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin-bottom:30px}.crumbs a:hover{color:var(--rust)}
/* layout helpers, all borderless */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stats div{padding:22px 0}
.stats b{display:block;font-size:clamp(34px,4vw,54px);font-weight:200;letter-spacing:.04em;line-height:1;color:var(--ink-d)}
.stats b em{font-style:normal;color:var(--rust)}
.stats span{display:block;margin-top:12px;font-size:15px}
@media(max-width:800px){.stats{grid-template-columns:1fr 1fr}}
.grid{display:grid;gap:clamp(36px,5vw,72px) clamp(28px,4vw,56px)}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:1fr 1fr}}@media(max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;gap:14px}
.card .ico{width:58px;height:58px;color:var(--ink-d)}.ico .a{stroke:var(--rust)}
.card p{font-size:17px}
.card .more{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;text-transform:uppercase;padding-top:12px}
a.card:hover h3,a.card:hover .more{color:var(--rust)}
.pill{font:400 11px/1 "Josefin Sans",sans-serif;letter-spacing:.22em;text-transform:uppercase;color:var(--rust)}
.head2{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:end;margin-bottom:64px}
@media(max-width:800px){.head2{grid-template-columns:1fr;gap:12px}}
/* process: text timeline straight over the film */
.tl{max-width:640px}
.step{min-height:78vh;display:flex;flex-direction:column;justify-content:center;padding:32px 0 32px 74px;position:relative;opacity:.38;transition:opacity .5s}
.step.on{opacity:1}
.step:before{content:"";position:absolute;left:21px;top:0;bottom:0;width:1px;background:linear-gradient(rgba(255,255,255,0),rgba(255,255,255,.85) 20%,rgba(255,255,255,.85) 80%,rgba(255,255,255,0))}
.step .dot{position:absolute;left:0;top:50%;width:44px;height:44px;transform:translateY(-50%);display:grid;place-items:center;font-size:13px;color:#fff}
.step .dot:before{content:"";position:absolute;inset:7px;border:1px solid #fff;transform:rotate(45deg);transition:.3s}
.step.on .dot:before{background:var(--rust);border-color:var(--rust)}
.step h3{font-size:clamp(22px,2.6vw,34px);font-weight:300;letter-spacing:.08em;margin-bottom:20px;color:#fff}
.step p,.step li{color:#fff}
.step ul{margin-top:22px;list-style:none;display:grid;gap:10px}
.step li{padding-left:28px;position:relative;font-size:16px}.step li:before{content:"";position:absolute;left:0;top:.8em;width:16px;height:1px;background:#fff}
@media(max-width:900px){.step{min-height:60vh;padding-left:56px}}
/* diagrams may carry their own ground: soft-edged, no border */
.asm{display:grid;grid-template-columns:2.6fr 1fr;gap:clamp(24px,5vw,80px);position:relative}
.asmstage{position:sticky;top:84px;height:calc(100vh - 96px);overflow:hidden;--e:0}
.asmstage .house{width:100%;height:100%;display:block;text-shadow:none}
.house .world{will-change:transform}
.house .layer{transition:opacity .6s;will-change:transform}
.house .roofdeck{opacity:.96;transition:opacity .8s}.asmstage[data-e="1"] .roofdeck{opacity:.4}
.house .lab{opacity:0;transition:opacity .6s}
.house .lab line{stroke:#98a1a6;stroke-width:1;stroke-dasharray:3 3}
.house .lab text{font:400 13px "Josefin Sans",sans-serif;letter-spacing:.14em;text-transform:uppercase;fill:#4b555b}
.asmstage[data-e="1"] .lab{opacity:1}
.house .dim line{stroke:#98a1a6;stroke-width:1}.house .dim circle{fill:#98a1a6}.house .dim text{font:400 12px "Josefin Sans",sans-serif;letter-spacing:.12em;fill:#6d777d}
.asmstage[data-focus] .layer{opacity:.16}
.asmstage[data-focus="panels"] .l-panels,.asmstage[data-focus="glass"] .l-glass,.asmstage[data-focus="frame"] .l-frame,.asmstage[data-focus="concrete"] .l-concrete,.asmstage[data-focus="foundation"] .l-foundation{opacity:1}
.asmstage[data-focus] .lab{opacity:0}
.asmstage[data-focus="panels"] .l-panels .lab,.asmstage[data-focus="glass"] .l-glass .lab,.asmstage[data-focus="frame"] .l-frame .lab,.asmstage[data-focus="concrete"] .l-concrete .lab,.asmstage[data-focus="foundation"] .l-foundation .lab{opacity:1}
.asmsteps .astep{min-height:75vh;display:flex;flex-direction:column;justify-content:center;opacity:.3;transition:.5s;padding:30px 0}
.asmsteps .astep.on{opacity:1}
.asmsteps .astep h3{font-size:clamp(22px,2.6vw,34px);font-weight:300;letter-spacing:.08em;margin:6px 0 20px}
.asmsteps .astep p{max-width:42ch}
.asmsteps .astep a{margin-top:26px}
@media(max-width:900px){.asm{grid-template-columns:1fr}.asmstage{height:46vh;top:84px;z-index:2}.asmsteps .astep{min-height:92vh;justify-content:flex-end;padding-bottom:8vh;opacity:.4}.asmsteps .astep.on{opacity:1}}
.elev{width:100%;height:100%}.pan{transition:fill .4s}
.conf{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(20px,4vw,60px);align-items:center}
.conf .view{padding:clamp(16px,3vw,40px);min-height:420px;display:grid;place-items:center;text-shadow:none}
.conf .opts{display:flex;flex-direction:column;gap:6px}
.sw{display:flex;gap:16px;align-items:center;padding:10px 0 10px 14px;background:none;border:0;cursor:pointer;text-align:left;font:inherit;color:var(--ink-d);position:relative;text-shadow:inherit}
.sw:before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;background:var(--rust);transform:scaleY(0);transition:.25s}
.sw i{width:44px;height:44px;flex:none}
.sw b{font-weight:400;display:block;font-size:16px;letter-spacing:.08em;text-transform:uppercase}.sw small{color:var(--gray);font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.sw.on:before,.sw:hover:before{transform:scaleY(1)}
.conf .note{font-size:16px;margin-top:12px;min-height:70px}
@media(max-width:900px){.conf{grid-template-columns:1fr}}
.joint{display:grid;grid-template-columns:130px 1fr;gap:clamp(20px,4vw,60px);padding:36px 0;align-items:start}
.joint .ico{width:110px;height:110px;color:var(--ink-d);stroke-width:1.4}
.joint ul{margin-top:18px;list-style:none;display:flex;flex-wrap:wrap;gap:6px 22px}
.joint li{font-size:15px}.joint li:before{content:"";display:inline-block;width:10px;height:1px;background:var(--rust);margin-right:9px;vertical-align:middle}
.joint .where{color:var(--rust);font-size:12px;letter-spacing:.26em;text-transform:uppercase;margin-bottom:10px}
@media(max-width:600px){.joint{grid-template-columns:1fr}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,90px);align-items:center}
@media(max-width:800px){.split{grid-template-columns:1fr}}
.specs{list-style:none;margin-top:24px}
.specs li{padding:10px 0;font-size:17px;display:flex;gap:14px}.specs li:before{content:"";width:14px;height:1px;background:var(--rust);margin-top:.9em;flex:none}
table{width:100%;border-collapse:collapse;font-size:17px}
th,td{text-align:left;padding:20px 24px 20px 0;vertical-align:top}
th{font-size:12px;font-weight:400;letter-spacing:.26em;text-transform:uppercase;color:var(--gray)}
td:first-child{width:22%;letter-spacing:.04em;text-transform:uppercase;font-size:15px}td.us{color:var(--rust-d);font-weight:400}
.tblwrap{overflow:auto}
.model{display:flex;flex-direction:column;gap:12px}
.model .pic{padding:0 0 8px;display:grid;place-items:center;text-shadow:none}
.model .body{display:flex;flex-direction:column;gap:12px;flex:1}
.model .meta{display:flex;gap:18px;font-size:14px;letter-spacing:.14em;text-transform:uppercase}
.model .price{margin-top:auto;padding-top:10px;font-size:24px;font-weight:300;letter-spacing:.04em}.model .price small{font-size:13px;color:var(--gray);letter-spacing:.12em;text-transform:uppercase}
a.model:hover h3{color:var(--rust)}
.states{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:6px 28px}
.states a{padding:8px 0;font-size:15px;letter-spacing:.12em;text-transform:uppercase;display:flex;justify-content:space-between;gap:14px;transition:color .2s}
.states a:hover{color:var(--rust)}.states a span{opacity:.6;font-size:12px}
.kv{display:grid;grid-template-columns:210px 1fr}
.kv dt{font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--gray);padding:22px 0 0}
.kv dd{font-size:17px;padding:16px 0}.kv dd a{color:var(--rust);text-decoration:underline;text-underline-offset:3px;word-break:break-all}
.unv{color:var(--gray);font-style:italic}
@media(max-width:600px){.kv{grid-template-columns:1fr}.kv dt{padding-bottom:0}}
details{padding:20px 0}
summary{cursor:pointer;font-size:19px;letter-spacing:.04em;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary:after{content:"+";color:var(--rust);font-size:28px;line-height:1}details[open] summary:after{content:"−"}
details p{margin-top:14px;max-width:70ch}
form.f{display:grid;gap:22px;max-width:660px}
form.f label{display:grid;gap:8px;font-size:12px;letter-spacing:.24em;text-transform:uppercase}
form.f input,form.f select,form.f textarea{font:300 17px "Josefin Sans",sans-serif;padding:12px 0;border:0;border-bottom:1px solid var(--hair);background:transparent;color:var(--ink-d);width:100%;letter-spacing:.02em;text-transform:none;border-radius:0}
form.f input:focus,form.f select:focus,form.f textarea:focus{outline:0;border-bottom-color:var(--rust)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}@media(max-width:600px){.two{grid-template-columns:1fr}}
.prose{max-width:74ch}.prose h2{font-size:26px;margin:52px 0 16px}.prose p,.prose li{margin-bottom:14px}.prose ul{padding-left:20px}
.prose a{color:var(--rust)}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.band{padding:clamp(80px,10vw,140px) 0}
.band h2{max-width:20ch}
/* footer fades from the film into solid */
.ftr{background:linear-gradient(rgba(233,237,239,0),rgba(233,237,239,.82) 140px,#e9edef 320px);font-size:15px;padding-top:120px;text-shadow:none}
.ftr a:hover{color:var(--rust)}
.ftr .top{display:grid;grid-template-columns:1.3fr repeat(5,1fr);gap:36px;padding-bottom:64px}
.ftr h4{font-size:12px;font-weight:400;letter-spacing:.3em;color:var(--rust);margin-bottom:20px}
.ftr ul{list-style:none;display:grid;gap:11px}
.ftr .brand p{margin:20px 0;max-width:32ch}
.ftr .areas{padding:44px 0;position:relative}
.ftr .areas:before,.ftr .legal:before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,rgba(63,73,79,0),var(--hair) 50%,rgba(63,73,79,0))}
.ftr .areas ul{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px 22px}
.ftr .areas a{font-size:14px;color:var(--gray)}
.ftr .legal{padding:28px 0;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--g2);position:relative}
.ftr .legal div{display:flex;gap:26px;flex-wrap:wrap}
@media(max-width:1000px){.ftr .top{grid-template-columns:repeat(3,1fr)}.ftr .brand{grid-column:1/-1}}@media(max-width:560px){.ftr .top{grid-template-columns:1fr 1fr}}
.motion .rv{opacity:0;transform:translateY(26px)}
.motion .hero .tagline,.motion .hero .scroll{opacity:0}
@media(prefers-reduced-motion:reduce){.motion .rv,.motion .hero .tagline,.motion .hero .scroll{opacity:1;transform:none}}
.dk h1,.dk .crumbs,.dk .crumbs a,.dk .lead,.dk li,.dk summary{color:#fff}
.dk .eyebrow{color:#ffd9c8}.dk .eyebrow:before{background:#ffd9c8}
.asmstage,.conf .view{}

/* diagram sections get a plain white page: fades in from the film above and back out below */
.paper{padding-top:clamp(150px,17vw,250px);padding-bottom:clamp(150px,17vw,250px);background:linear-gradient(rgba(255,255,255,0),rgba(255,255,255,.55) 90px,rgba(255,255,255,.92) 180px,#fff 250px,#fff calc(100% - 250px),rgba(255,255,255,.92) calc(100% - 180px),rgba(255,255,255,.55) calc(100% - 90px),rgba(255,255,255,0))}
.wrap.wide{max-width:1760px}
.paper:before{display:none}

/* progress hairline + hamburger + right-hand drawer (animated with Motion) */
.progress{position:fixed;left:0;right:0;top:0;height:2px;z-index:90;background:linear-gradient(90deg,var(--rust),#e8845a);transform-origin:0 50%;transform:scaleX(0)}
.hdr{will-change:transform}
.burger{position:relative;width:44px;height:44px;background:none;border:0;cursor:pointer;flex:none}
.burger span{position:absolute;left:10px;right:10px;height:1.5px;background:var(--ink-d);border-radius:1px;transform-origin:50% 50%}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21.5px;right:18px;background:var(--rust)}.burger span:nth-child(3){top:28px}
body.inv .burger span:not(:nth-child(2)){background:#fff}
body.mopen .burger span:not(:nth-child(2)){background:var(--ink-d)}
.scrim{position:fixed;inset:0;z-index:65;background:rgba(36,46,52,.3);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);opacity:0;visibility:hidden}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(460px,92vw);z-index:70;background:#eef1f2;visibility:hidden;overflow:auto;padding:124px 48px 48px;box-shadow:-30px 0 80px rgba(20,30,36,.18);text-shadow:none;transform:translateX(100%)}
.drawer .dw-group{padding:0 0 30px}
.drawer h4{font-size:12px;font-weight:400;letter-spacing:.3em;color:var(--rust);margin-bottom:14px}
.drawer ul{list-style:none;display:grid;gap:2px}
.drawer li a{display:inline-block;font-size:20px;letter-spacing:.08em;color:var(--ink-d);padding:3px 0;transition:color .2s}
.drawer li a:hover{color:var(--rust)}
.drawer .dw-foot{padding-top:12px;position:relative}
.drawer .dw-foot:before{content:"";position:absolute;left:-48px;right:-48px;top:-12px;height:1px;background:linear-gradient(90deg,rgba(63,73,79,0),var(--hair) 40%,rgba(63,73,79,0))}
.drawer .dw-foot p{margin-top:26px;font-size:15px;color:var(--gray)}
body.mopen .hdr .q,body.mopen .hdr .nav{opacity:0;pointer-events:none}
body.mopen .hdr{background:none}
.hdr .q,.hdr .nav{transition:opacity .25s}

/* wordmark: STRATUM with a small 'by reagent systems' */
.logo .wm{display:flex;flex-direction:column;line-height:1.15}
.logo .wm small{font-size:9px;letter-spacing:.24em;text-transform:lowercase;color:var(--gray);margin-top:3px;font-weight:300;margin-right:-.24em}
.hero .brand span small{display:block;font-size:clamp(11px,1.15vw,16px);letter-spacing:.32em;text-transform:lowercase;color:var(--ink);margin-top:.8em;margin-right:-.32em}
body.inv .hdr .logo .wm small{color:rgba(255,255,255,.8)}
.hero .brand span small{color:var(--ink-d);font-weight:400}
.hero .tagline{white-space:nowrap}
@media(max-width:700px){.hero .tagline{white-space:normal}}
.ftr .brand a:not(.btn){white-space:nowrap}
.ftr .top{grid-template-columns:1.7fr repeat(5,1fr)}

/* quality page */
.qtoc{display:flex;flex-wrap:wrap;gap:10px 30px}
.qtoc a{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);padding-bottom:6px;border-bottom:1px solid transparent;transition:.2s}
.qtoc a:hover{color:var(--rust);border-color:var(--rust)}
table.qa{font-size:15px;min-width:980px}
table.qa th,table.qa td{padding:16px 22px 16px 0;line-height:1.5}
table.qa td:first-child{width:auto;text-transform:none;font-size:15px;letter-spacing:0}
table.qa td{border-top:0}
table.qa tbody tr{background:linear-gradient(90deg,rgba(63,73,79,0),rgba(63,73,79,.18) 50%,rgba(63,73,79,0)) bottom/100% 1px no-repeat}
.sm{font-size:13px;color:var(--gray);letter-spacing:.02em}
table.qa a{color:var(--rust);text-decoration:underline;text-underline-offset:3px;word-break:break-all}
.srcs{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:8px 36px}
.srcs a{color:var(--rust)}
.srcs li{font-size:15px;overflow-wrap:anywhere}
/* desktop hero at 1.5x */
@media(min-width:901px){
.hero .brand{gap:45px;margin-bottom:39px}
.hero .brand .mark{width:63px;height:126px}
.hero .brand span{font-size:clamp(51px,9.5vw,138px);padding-left:45px}
.hero .brand span small{font-size:clamp(16px,1.7vw,24px)}
.hero .tagline{font-size:clamp(22px,2.1vw,29px);margin-left:153px}
.hero .scroll{font-size:16px;bottom:56px}
}
.nav a,.hr a{white-space:nowrap}
@media(max-width:1100px){.nav{display:none}}

.conf3d{grid-template-columns:1.9fr 1fr}
.conf3d .view{min-height:0;padding:0}
.conf3d .view svg{width:100%;height:auto;max-height:72vh}
.house.fin polygon{vector-effect:non-scaling-stroke}

form.f .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
form.f .ferr{color:var(--rust-d);font-size:15px;text-shadow:none}
form.f select{appearance:none;background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23a8441f' stroke-width='1.5'/%3E%3C/svg%3E") right 4px center no-repeat}