@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Space+Grotesk:wght@400;500;600&display=swap');
:root{--bg:#070a09;--panel:#0d1310;--line:#27322c;--text:#f1f5ef;--muted:#94a299;--lime:#B9FF2C;--cyan:#69E7FF;--mag:#FF45C8;--orange:#FF7A1A}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Arial,sans-serif;overflow-x:hidden}header{height:84px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;position:fixed;inset:0 0 auto;z-index:30;background:#070a09c9;backdrop-filter:blur(18px);border-bottom:1px solid #ffffff10}.brand{display:flex;align-items:center;gap:12px;color:white;text-decoration:none}.brand img{width:45px;height:45px;object-fit:contain}.brand b{font:600 14px Space Grotesk;letter-spacing:.15em}.brand small{display:block;color:#839088;font-size:7px;letter-spacing:.18em;margin-top:4px}nav{display:flex;gap:24px}nav a{color:#cbd3ce;text-decoration:none;font-size:9px;letter-spacing:.13em;text-transform:uppercase}#menu{display:none;background:none;border:1px solid var(--line);color:white;padding:9px}.hero{height:100vh;min-height:700px;position:relative;overflow:hidden}.heroImg{position:absolute;inset:0;background:url("assets/vyndi-altitude-hero.jpg") center 57%/cover no-repeat;transform:scale(1.04)}.veil{position:absolute;inset:0;background:linear-gradient(90deg,#070a09 5%,#070a09ed 36%,#070a0980 61%,#070a09cc 100%),linear-gradient(0deg,#070a09 0%,transparent 35%)}.wind{position:absolute;inset:0;background:repeating-linear-gradient(168deg,transparent 0 70px,#69e7ff08 71px,#69e7ff08 72px,transparent 73px 145px);animation:wind 12s linear infinite}@keyframes wind{to{transform:translateX(145px)}}.heroCopy{position:absolute;left:6vw;top:50%;transform:translateY(-44%);max-width:850px}.kicker,.eyebrow{font-size:9px;letter-spacing:.28em;color:#a4b0a9}.productName{font:500 15px Space Grotesk;letter-spacing:.32em;color:var(--cyan);margin:22px 0}.productName b{color:var(--lime)}h1{font:500 clamp(60px,8.6vw,140px)/.8 Space Grotesk;letter-spacing:-.07em;margin:0 0 35px;text-shadow:0 3px 30px #000}.hero h1 span{font-weight:400}.hero h1 em{font-style:normal;color:var(--lime)}.heroCopy>p{max-width:650px;color:#bac4be;line-height:1.65;font-size:14px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.chips span{padding:8px 10px;border:1px solid #ffffff22;background:#0a0e0bbb;font-size:8px;letter-spacing:.15em}.cta{display:inline-block;border:1px solid var(--lime);color:var(--lime);text-decoration:none;padding:15px 19px;font-size:9px;letter-spacing:.15em;margin-top:10px;transition:.25s}.cta:hover{background:var(--lime);color:#071008;box-shadow:0 0 30px #b9ff2c35}.section{padding:120px 6vw;border-top:1px solid #1d2521}h2{font:500 clamp(42px,5.5vw,78px)/1 Space Grotesk;letter-spacing:-.055em;margin:28px 0}h2 i{font-style:normal;color:var(--lime)}.twocol{display:grid;grid-template-columns:1fr 1fr;gap:10vw;margin-top:55px}.twocol p{color:var(--muted);font-size:15px;line-height:1.8}.twocol .big{font:400 25px/1.55 Space Grotesk;color:#dce3df}.altitude{display:grid;grid-template-columns:1fr 1.15fr;gap:6vw;background:var(--panel);align-items:center}.altitude .copy>p{color:var(--muted);line-height:1.8}.bikePanel{position:relative;min-height:560px;overflow:hidden;border:1px solid var(--line)}.bikePanel img{position:absolute;width:100%;height:100%;object-fit:cover;filter:contrast(1.06)}.bikePanel:after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 90px #070a09}.specrow{display:grid;grid-template-columns:1fr 1fr;margin-top:40px}.specrow span{padding:20px 10px;border-top:1px solid var(--line);font-size:8px;letter-spacing:.12em;color:#87948c}.specrow b{display:block;color:var(--orange);font:500 25px Space Grotesk;margin-bottom:5px}.pillars{display:grid;grid-template-columns:repeat(3,1fr);margin-top:55px;border:1px solid var(--line)}.pillars article{padding:38px;min-height:330px;border-right:1px solid var(--line)}.pillars article:last-child{border:0}.pillars article>span{color:#5b6961;font-size:10px}.pillars article>b{display:block;color:var(--lime);letter-spacing:.16em;margin-top:35px}.pillars h3{font:500 29px Space Grotesk}.pillars p{color:var(--muted);line-height:1.7}.pillars small{color:var(--cyan);letter-spacing:.14em}.flow{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:60px}.flow span{padding:11px 13px;border:1px solid var(--line);font-size:7px;letter-spacing:.13em}.flow i{font-style:normal;color:var(--orange)}.vaea{background:radial-gradient(circle at 75% 50%,#13251c,#070a09 45%)}.vaeaGrid{display:grid;grid-template-columns:1fr 1fr;gap:8vw;align-items:center}.vaeaGrid p{max-width:560px;color:var(--muted);line-height:1.8}.rings{height:470px;position:relative}.rings div{position:absolute;border:1px solid;border-radius:50%;display:flex;align-items:center;justify-content:center;letter-spacing:.15em;font-size:9px}.rings div:nth-child(1){inset:0;border-color:#b9ff2c77}.rings div:nth-child(2){inset:50px;border-color:#69e7ff77}.rings div:nth-child(3){inset:100px;border-color:#ff45c877}.rings div:nth-child(4){inset:150px;border-color:#ff7a1a99}.partners{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);margin-top:55px}.partners article{padding:30px 20px;border-right:1px solid var(--line)}.partners b,.partners span{display:block}.partners b{font:500 20px Space Grotesk}.partners span{color:#829087;font-size:10px;margin-top:12px}.legal{font-size:9px;color:#59665e;max-width:760px;line-height:1.6}.manifesto{min-height:80vh;padding:120px 6vw;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,#17211c,#070a09 60%);border-top:1px solid var(--line)}.manifesto img{width:95px;height:95px;object-fit:contain;margin-bottom:30px}.manifesto .eyebrow{color:var(--mag)}.manifesto p{color:var(--cyan);font-size:9px;letter-spacing:.24em}.contact{display:flex;align-items:end;justify-content:space-between}.contact p{color:var(--muted)}footer{padding:28px 5vw;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);font-size:8px;letter-spacing:.14em;color:#6f7d75}.fbrand{display:flex;align-items:center;gap:10px}.fbrand img{width:28px;height:28px;object-fit:contain}.reveal{opacity:0;transform:translateY(32px);transition:.85s ease}.reveal.on{opacity:1;transform:none}@media(max-width:800px){header{height:70px}.brand img{width:36px;height:36px}nav{display:none}#menu{display:block}.hero{min-height:760px}.heroImg{background-position:65% center}.veil{background:linear-gradient(90deg,#070a09f5 0,#070a09c5 70%,#070a0990),linear-gradient(0deg,#070a09 0,transparent 40%)}.heroCopy{top:48%;left:7vw;right:7vw}.hero h1{font-size:17vw}.twocol,.altitude,.vaeaGrid{grid-template-columns:1fr}.pillars,.partners{grid-template-columns:1fr}.pillars article,.partners article{border-right:0;border-bottom:1px solid var(--line)}.bikePanel{min-height:420px}.rings{height:330px}.contact{display:block}.contact .cta{margin-top:30px}footer{gap:15px;flex-wrap:wrap}.section{padding:90px 7vw}}
.technology{background:#090d0b}.techgrid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);margin-top:55px}.techgrid article{padding:34px;border-right:1px solid var(--line);min-height:210px}.techgrid article:last-child{border:0}.techgrid b{font-size:10px;letter-spacing:.17em;color:var(--cyan)}.techgrid p{color:var(--muted);line-height:1.75;margin-top:25px}.updates{background:#0a0e0c}.updategrid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);margin-top:50px}.updategrid article{background:var(--bg);padding:38px}.updategrid small{color:var(--orange);letter-spacing:.16em}.updategrid h3{font:500 30px Space Grotesk;margin:18px 0}.updategrid p{color:var(--muted);line-height:1.7}.contactCard{min-width:390px;border:1px solid var(--line);padding:30px;background:#0b100d}.contactCard b,.contactCard span,.contactCard a{display:block}.contactCard b{font:500 17px Space Grotesk;letter-spacing:.1em;color:var(--lime)}.contactCard span{margin:18px 0 8px;color:#78867d;font-size:9px;letter-spacing:.14em;text-transform:uppercase}.contactCard address{font-style:normal;line-height:1.7;color:#b1bcb5;font-size:13px}.contactCard a,footer a{color:var(--cyan);text-decoration:none;margin-top:16px;letter-spacing:.08em}.fbrand small{display:block;color:#6f7d75;font-size:7px;margin-top:5px;letter-spacing:.08em}@media(max-width:800px){.techgrid,.updategrid{grid-template-columns:1fr}.techgrid article{border-right:0;border-bottom:1px solid var(--line)}.contactCard{min-width:0;margin-top:35px;width:100%}footer{align-items:flex-start}.fbrand small{max-width:260px}}

.heroRail{position:absolute;right:4vw;bottom:4vh;display:flex;gap:18px;writing-mode:vertical-rl;transform:rotate(180deg)}.heroRail span{font-size:7px;letter-spacing:.2em;color:#6e7d74}.altitudeStory{background:linear-gradient(135deg,#080b0a,#101813)}.storyGrid{display:grid;grid-template-columns:1fr 1fr;gap:8vw;align-items:center}.storyGrid p{color:var(--muted);line-height:1.8;max-width:600px}.publicSpecs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line)}.publicSpecs div{padding:25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.publicSpecs b,.publicSpecs span{display:block}.publicSpecs b{font:500 22px Space Grotesk;color:var(--orange)}.publicSpecs span{font-size:7px;letter-spacing:.14em;color:#87958c;margin-top:6px}.ipNote{font-size:9px!important;color:#59665e!important;margin-top:30px}.govern{padding:100px 6vw;background:#0b110e;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 2fr 1fr;gap:4vw;align-items:center}.govern span{font-size:9px;letter-spacing:.2em;color:var(--lime)}.govern h2{font-size:38px;margin:14px 0}.govern h3{font:500 24px Space Grotesk}.govern p{color:var(--muted);line-height:1.6}.govline{display:flex;align-items:center}.govline b{font-size:7px;letter-spacing:.13em;white-space:nowrap}.govline i{height:1px;background:linear-gradient(90deg,var(--cyan),var(--mag));flex:1;margin:0 8px}.brand img,.fbrand img,.manifesto img{filter:drop-shadow(0 0 8px #69e7ff20)}@media(max-width:800px){.heroRail{display:none}.storyGrid,.govern{grid-template-columns:1fr}.publicSpecs{grid-template-columns:1fr 1fr}.govline{margin:20px 0;overflow:auto}.govern{padding:80px 7vw}}

/* R5 VYNDI colour integration */
:root{--vyndi-orange:#FF6A00;--vyndi-orange2:#FF7A1A;--vyndi-lime:#B9FF2C}
.productName strong{color:var(--vyndi-orange);font-weight:600;text-shadow:0 0 20px #ff6a0033}
.productName b{color:var(--vyndi-lime)}
.hero h1 em{color:var(--vyndi-lime);text-shadow:0 0 34px #b9ff2c16}
.orangeLabel,.vyndiOrange{color:var(--vyndi-orange)!important}
.nav nav a:hover{color:var(--vyndi-orange)}
.hero .kicker:before{content:"";display:inline-block;width:26px;height:2px;background:var(--vyndi-orange);margin:0 10px 3px 0;box-shadow:0 0 12px #ff6a0066}
.chips span:nth-child(1){border-color:#69e7ff66;color:#69E7FF}
.chips span:nth-child(2){border-color:#b9ff2c66;color:#B9FF2C}
.chips span:nth-child(3){border-color:#ff45c866;color:#FF45C8}
.chips span:nth-child(4){border-color:#ff6a0066;color:#FF8A3D}
.cta{border-color:var(--vyndi-orange);color:#ff8a3d}
.cta:hover{background:var(--vyndi-orange);color:#070a09;box-shadow:0 0 34px #ff6a0045}
.energy{position:absolute;inset:-10%;pointer-events:none;mix-blend-mode:screen;opacity:.42;filter:blur(2px);transform:rotate(-7deg)}
.energyOrange{background:
 radial-gradient(ellipse at 46% 57%,transparent 0 36%,#ff6a0018 38%,transparent 44%),
 linear-gradient(164deg,transparent 0 42%,#ff6a0038 43%,#ff6a0000 44% 49%,#ff7a1a24 50%,transparent 51% 100%);
 animation:energyO 10s ease-in-out infinite alternate}
.energyLime{background:
 radial-gradient(ellipse at 67% 53%,transparent 0 38%,#b9ff2c13 40%,transparent 46%),
 linear-gradient(171deg,transparent 0 48%,#b9ff2c24 49%,transparent 50% 55%,#b9ff2c12 56%,transparent 57%);
 animation:energyL 13s ease-in-out infinite alternate}
@keyframes energyO{to{transform:rotate(-5deg) translate(2.5%,1%);opacity:.56}}
@keyframes energyL{to{transform:rotate(-9deg) translate(-2%,2%);opacity:.50}}
.specrow b,.publicSpecs b{color:var(--vyndi-orange)}
.flow i{color:var(--vyndi-orange)}
.partners article:first-child b,.updategrid article:first-child small{color:var(--vyndi-orange)}
.contactCard b{color:var(--vyndi-orange)}
.contactCard a,footer a{color:#ff8a3d}
.manifesto{background:
 radial-gradient(circle at 38% 45%,#ff6a000d,transparent 26%),
 radial-gradient(circle at 62% 52%,#b9ff2c0d,transparent 30%),
 radial-gradient(circle,#17211c,#070a09 65%)}
.altitude{background:
 radial-gradient(circle at 82% 35%,#ff6a0010,transparent 32%),
 radial-gradient(circle at 35% 70%,#b9ff2c0a,transparent 30%),var(--panel)}
.vaea{background:
 radial-gradient(circle at 75% 50%,#b9ff2c0e,#13251c 15%,transparent 43%),
 radial-gradient(circle at 15% 70%,#ff6a000d,transparent 28%),#070a09}
@media(prefers-reduced-motion:reduce){.energyOrange,.energyLime{animation:none}}

/* R6 cinematic flight-plan teaser */
.flightIntro{position:fixed;inset:0;z-index:999;background:#050807;color:#f3f6f2;overflow:hidden;transition:opacity .7s ease,visibility .7s ease}.flightIntro.done{opacity:0;visibility:hidden;pointer-events:none}.flightGrid{position:absolute;inset:-20%;opacity:.18;background-image:linear-gradient(#69e7ff18 1px,transparent 1px),linear-gradient(90deg,#69e7ff18 1px,transparent 1px);background-size:70px 70px;transform:perspective(700px) rotateX(64deg) translateY(25%);transform-origin:center bottom}.flightSweep{position:absolute;width:140%;height:2px;left:-20%;top:62%;background:linear-gradient(90deg,transparent,var(--vyndi-orange),var(--vyndi-lime),transparent);box-shadow:0 0 24px #ff6a0077;transform:rotate(-8deg);animation:sweep 2.6s ease-in-out infinite}.flightLogo{position:absolute;top:6vh;left:6vw;display:flex;align-items:center;gap:13px;font:600 11px Space Grotesk;letter-spacing:.18em}.flightLogo img{width:45px;height:45px;object-fit:contain;filter:drop-shadow(0 0 15px #69e7ff30)}.skipIntro{position:absolute;right:5vw;top:7vh;z-index:5;background:transparent;border:1px solid #ffffff25;color:#aeb9b2;padding:10px 14px;font-size:8px;letter-spacing:.16em;cursor:pointer}.flightSequence{position:absolute;inset:0}.flightFrame{position:absolute;left:8vw;top:50%;transform:translateY(-45%);opacity:0;max-width:1000px;pointer-events:none}.flightFrame small{font-size:10px;letter-spacing:.3em;color:var(--vyndi-orange)}.flightFrame h2{font:500 clamp(45px,6vw,95px)/.98 Space Grotesk;margin:20px 0;letter-spacing:-.05em}.flightFrame em{font-style:normal;color:var(--vyndi-lime)}.f1{animation:frame1 8s both}.f2{animation:frame2 8s both}.f3{animation:frame3 8s both}.f4{animation:frame4 8s both;pointer-events:auto}.systemLights{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}.systemLights b{padding:15px 20px;border:1px solid #ffffff25;font-size:11px;letter-spacing:.16em}.systemLights b:nth-child(1){color:var(--vyndi-lime);box-shadow:inset 0 -2px var(--vyndi-lime)}.systemLights b:nth-child(2){color:var(--cyan);box-shadow:inset 0 -2px var(--cyan)}.systemLights b:nth-child(3){color:var(--mag);box-shadow:inset 0 -2px var(--mag)}.enterSite{background:transparent;border:1px solid var(--vyndi-orange);color:#ff8a3d;padding:15px 20px;font-size:9px;letter-spacing:.16em;cursor:pointer;margin-top:12px}.enterSite:hover{background:var(--vyndi-orange);color:#050807}@keyframes sweep{0%,100%{transform:translateY(-120px) rotate(-8deg);opacity:.15}50%{transform:translateY(120px) rotate(-8deg);opacity:.7}}@keyframes frame1{0%{opacity:0;transform:translateY(-38%)}5%,22%{opacity:1;transform:translateY(-45%)}27%,100%{opacity:0}}@keyframes frame2{0%,24%{opacity:0}29%,44%{opacity:1}49%,100%{opacity:0}}@keyframes frame3{0%,46%{opacity:0}51%,65%{opacity:1}70%,100%{opacity:0}}@keyframes frame4{0%,67%{opacity:0}73%,100%{opacity:1}}@media(max-width:800px){.flightFrame{left:7vw;right:7vw}.flightFrame h2{font-size:12vw}.flightLogo span{font-size:8px}.systemLights{display:grid}.skipIntro{top:5vh}.flightGrid{background-size:45px 45px}}@media(prefers-reduced-motion:reduce){.flightSweep{animation:none}.flightFrame{animation:none}.f1,.f2,.f3{display:none}.f4{opacity:1}}

/* R7: clearer VAEA convergence diagram */
.vaeaGrid{display:grid;grid-template-columns:.86fr 1.45fr;gap:6vw;align-items:center}
.vaeaCopy p{max-width:560px;color:var(--muted);line-height:1.8}
.vaeaSub{font-size:12px!important;color:#6d7b72!important;margin-top:20px}
.vaeaMap{position:relative;min-height:620px;border:1px solid #27322c;background:
 radial-gradient(circle at 50% 50%,#b9ff2c0c,transparent 25%),
 radial-gradient(circle at 30% 25%,#69e7ff0b,transparent 24%),
 radial-gradient(circle at 75% 75%,#ff6a000b,transparent 24%),
 #0a0f0c;overflow:hidden}
.vaeaNode,.vaeaCenter{position:absolute;z-index:2}
.vaeaNode{width:32%;padding:20px 22px;border:1px solid #2a3830;background:#0a0f0de8;backdrop-filter:blur(8px)}
.vaeaNode span{display:block;font-size:8px;letter-spacing:.2em;color:#607067;margin-bottom:10px}
.vaeaNode b{display:block;font:600 15px Space Grotesk;letter-spacing:.08em}
.vaeaNode small{display:block;font-size:9px;line-height:1.55;color:#84928a;margin-top:9px}
.vaeaNode.rider{left:5%;top:8%;border-color:#69e7ff55}.vaeaNode.rider b{color:#69E7FF}
.vaeaNode.aero{right:5%;top:8%;border-color:#b9ff2c55}.vaeaNode.aero b{color:#B9FF2C}
.vaeaNode.composite{left:5%;bottom:8%;border-color:#ff6a0055}.vaeaNode.composite b{color:#FF7A1A}
.vaeaNode.evidence{right:5%;bottom:8%;border-color:#ff45c855}.vaeaNode.evidence b{color:#FF45C8}
.vaeaCenter{left:50%;top:50%;transform:translate(-50%,-50%);width:31%;min-height:180px;border:1px solid #b9ff2c88;background:#0b130e;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:0 0 60px #b9ff2c0d}
.vaeaCenter small{font-size:7px;letter-spacing:.19em;color:#8c9b91}.vaeaCenter strong{font:600 42px Space Grotesk;color:#B9FF2C;letter-spacing:.08em;margin:12px 0 7px}.vaeaCenter b{font-size:9px;letter-spacing:.17em;color:#d5ddd7}
.vaeaLines{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}.vaeaLines path{fill:none;stroke:#82908755;stroke-width:1.4;stroke-dasharray:6 7}.vaeaMap:after{content:"CONVERGENCE";position:absolute;left:50%;bottom:18px;transform:translateX(-50%);font-size:7px;letter-spacing:.28em;color:#526158}
@media(max-width:980px){.vaeaGrid{grid-template-columns:1fr}.vaeaMap{min-height:680px}.vaeaNode{width:40%}.vaeaCenter{width:36%}}
@media(max-width:680px){.vaeaMap{min-height:auto;padding:18px;display:grid;gap:12px}.vaeaNode,.vaeaCenter{position:relative;inset:auto!important;transform:none;width:100%;min-height:0}.vaeaCenter{padding:28px 18px;order:3}.vaeaNode.rider{order:1}.vaeaNode.aero{order:2}.vaeaNode.composite{order:4}.vaeaNode.evidence{order:5}.vaeaLines{display:none}.vaeaMap:after{display:none}}

/* R8 Engineering Ecosystem logos */
.ecosIntro{max-width:780px;color:var(--muted);line-height:1.8;margin:20px 0 0}
.partnerLogos{grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.partnerLogos article{background:#090d0b;padding:32px;min-height:360px;border:0}
.partnerLogoBox{height:92px;display:flex;align-items:center;gap:18px;border-bottom:1px solid #27322c;padding-bottom:22px;margin-bottom:25px}
.partnerLogoBox img{width:64px;height:64px;object-fit:contain;background:#fff;border-radius:10px;padding:5px}
.partnerLogoBox strong,.partnerLogoBox small{display:block}
.partnerLogoBox strong{font:600 22px Space Grotesk;letter-spacing:.08em;color:#f1f5ef}
.partnerLogoBox small{font-size:7px;letter-spacing:.11em;line-height:1.45;color:#7f8d85;margin-top:6px;max-width:250px}
.partnerLogos h3{font:500 24px Space Grotesk;margin:22px 0 12px}
.partnerLogos p{color:var(--muted);line-height:1.7;font-size:13px}
.partnerStatus{display:block;margin-top:24px;font-size:7px!important;letter-spacing:.15em;color:var(--vyndi-orange)!important}
.psgBox{box-shadow:inset 0 -1px #69e7ff33}.tancamBox{box-shadow:inset 0 -1px #b9ff2c33}.tansamBox{box-shadow:inset 0 -1px #ff6a0033}
@media(max-width:900px){.partnerLogos{grid-template-columns:1fr}.partnerLogos article{min-height:0}}

.footerContact{display:flex;flex-direction:column;gap:6px}
.footerContact a{margin:0!important}
.contactCard a+a{margin-top:8px}