#xs-nexastack-physical-ai{--npa-ink:#1d273a;--npa-title:#202b3e;--npa-muted:#627086;--npa-blue:#1526a6;--npa-blue-2:#3d6bea;--npa-violet:#8d62d7;--npa-border:#e5eaf3;background:#fff;color:var(--npa-ink);font:400 16px/1.65 ibm-plex-sans-regular,IBM Plex Sans,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;isolation:isolate;letter-spacing:-.01em;overflow:hidden}#xs-nexastack-physical-ai,#xs-nexastack-physical-ai *{box-sizing:border-box}#xs-nexastack-physical-ai a{color:inherit;text-decoration:none}#xs-nexastack-physical-ai a:focus-visible,#xs-nexastack-physical-ai summary:focus-visible{outline:3px solid #5387ef;outline-offset:4px}#xs-nexastack-physical-ai h1,#xs-nexastack-physical-ai h2,#xs-nexastack-physical-ai h3,#xs-nexastack-physical-ai p{margin:0}#xs-nexastack-physical-ai h1,#xs-nexastack-physical-ai h2,#xs-nexastack-physical-ai h3{color:var(--npa-title);font-weight:700;letter-spacing:-.048em;line-height:1.12}#xs-nexastack-physical-ai strong{font-weight:650}#xs-nexastack-physical-ai .npa-shell{margin-inline:auto;width:min(1180px,calc(100% - 56px))}#xs-nexastack-physical-ai .npa-section{padding:108px 0}#xs-nexastack-physical-ai .npa-eyebrow{align-items:center;color:var(--npa-blue);display:inline-flex;font-size:12px;font-weight:700;gap:10px;letter-spacing:.14em;line-height:1.5;text-transform:uppercase}#xs-nexastack-physical-ai .npa-eyebrow:before{background:linear-gradient(90deg,var(--npa-blue-2),var(--npa-violet));border-radius:2px;content:"";display:inline-block;height:2px;width:20px}#xs-nexastack-physical-ai .npa-h2{font-size:clamp(35px,4.45vw,57px);max-width:900px}#xs-nexastack-physical-ai .npa-lead{color:var(--npa-muted);font-size:17px;line-height:1.75;max-width:720px}#xs-nexastack-physical-ai .npa-gradient-text{background:linear-gradient(102deg,#386ee1,#757ee5 50%,#b85fbd);-webkit-background-clip:text;background-clip:text;color:transparent;font-family:ibm-plex-sans-semibold,sans-serif!important}#xs-nexastack-physical-ai .npa-section-heading{display:grid;gap:18px;margin-bottom:47px}#xs-nexastack-physical-ai .npa-button{align-items:center;border-radius:8px;display:inline-flex;font-size:14px;font-weight:650;gap:12px;justify-content:center;line-height:1.3;min-height:51px;padding:15px 24px;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;white-space:nowrap}#xs-nexastack-physical-ai .npa-button:hover{transform:translateY(-2px)}#xs-nexastack-physical-ai .npa-button-primary{background:#1424a3;box-shadow:0 12px 26px rgba(22,38,166,.16);color:#fff}#xs-nexastack-physical-ai .npa-button-primary:hover{background:#2037c1;box-shadow:0 15px 30px rgba(22,38,166,.23)}#xs-nexastack-physical-ai .npa-button-outline{background:#fff;border:1px solid #9faad0;color:#182a59}#xs-nexastack-physical-ai .npa-button-outline:hover{background:#f5f7fe}#xs-nexastack-physical-ai .npa-arrow{font-size:18px;font-weight:400;line-height:1}#xs-nexastack-physical-ai .npa-inline-link{color:#1c3faf;font-weight:650;text-decoration:underline;text-underline-offset:3px}#xs-nexastack-physical-ai .npa-wash{background:linear-gradient(180deg,#f8faff,#f6f9fe)}#xs-nexastack-physical-ai .npa-note{color:var(--npa-muted);font-size:15px;line-height:1.7;margin-top:24px;max-width:860px}#xs-nexastack-physical-ai .visually-hidden{height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px;clip:rect(0,0,0,0);border:0;white-space:nowrap}#xs-nexastack-physical-ai .npa-preview-header{background:hsla(0,0%,100%,.97);border-bottom:1px solid #edf0f8;position:relative;z-index:3}#xs-nexastack-physical-ai .npa-header-inner{align-items:center;display:flex;gap:26px;justify-content:space-between;min-height:82px}#xs-nexastack-physical-ai .npa-brand{align-items:center;color:#26364c;display:inline-flex;font-size:21px;font-weight:700;gap:10px;letter-spacing:-.055em;white-space:nowrap}#xs-nexastack-physical-ai .npa-brand svg{flex:none;height:33px;width:31px}#xs-nexastack-physical-ai .npa-nav-links{align-items:center;color:#424f65;display:flex;font-size:13px;font-weight:600;gap:25px}#xs-nexastack-physical-ai .npa-nav-links a:hover{color:var(--npa-blue)}#xs-nexastack-physical-ai .npa-nav-cta{background:#1526a6;border-radius:7px;color:#fff;font-size:13px;font-weight:650;padding:11px 19px;white-space:nowrap}#xs-nexastack-physical-ai .npa-nav-cta:hover{background:#3049d8}#xs-nexastack-physical-ai .npa-preview-footer{border-top:1px solid #edf0f8;color:#7a8699;font-size:13px}#xs-nexastack-physical-ai .npa-footer-inner{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;padding:28px 0}#xs-nexastack-physical-ai .npa-preview-footer a{color:#7a8699}#xs-nexastack-physical-ai .npa-hero{background:radial-gradient(ellipse 34% 38% at 50% 95%,rgba(130,154,243,.12),transparent 100%),linear-gradient(180deg,#fff,#fff 72%,#f9faff);padding:93px 0 73px;position:relative}#xs-nexastack-physical-ai .npa-hero:after,#xs-nexastack-physical-ai .npa-hero:before{border:1px solid rgba(79,113,226,.07);border-radius:50%;content:"";height:650px;pointer-events:none;position:absolute;top:3%;width:650px;z-index:0}#xs-nexastack-physical-ai .npa-hero:before{left:-560px}#xs-nexastack-physical-ai .npa-hero:after{right:-560px}#xs-nexastack-physical-ai .npa-hero-grid{align-items:center;display:grid;gap:48px;grid-template-columns:1.05fr .95fr;position:relative;z-index:1}#xs-nexastack-physical-ai .npa-hero-pill{align-items:center;background:#f5f7ff;border:1px solid #dce4fd;border-radius:30px;color:#354fa5;display:inline-flex;font-size:11px;font-weight:700;gap:9px;letter-spacing:.115em;padding:6px 14px;text-transform:uppercase}#xs-nexastack-physical-ai .npa-hero-pill span{background:#4f75ed;border-radius:50%;height:6px;width:6px}#xs-nexastack-physical-ai .npa-hero h1{font-size:clamp(36px,4.6vw,62px);letter-spacing:0;line-height:1.05;margin-top:22px;max-width:620px}#xs-nexastack-physical-ai .npa-hero .npa-summary{color:#5b687b;font-size:clamp(16px,1.4vw,18px);line-height:1.76;margin-top:22px;max-width:540px}#xs-nexastack-physical-ai .npa-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}#xs-nexastack-physical-ai .npa-proof{align-items:flex-start;border-top:1px solid #e7ebf5;color:#728099;display:flex;font-size:13px;font-weight:500;gap:10px;line-height:1.55;margin-top:26px;max-width:540px;padding-top:18px}#xs-nexastack-physical-ai .npa-proof i{background:linear-gradient(135deg,#3d6bea,#8d62d7);border-radius:50%;flex:none;height:8px;margin-top:5px;width:8px}#xs-nexastack-physical-ai .npa-panel{background:linear-gradient(146deg,hsla(0,0%,100%,.99),rgba(245,248,255,.98));border:1px solid #e1e7f2;border-radius:20px;box-shadow:0 26px 66px rgba(48,68,135,.095);padding:8px}#xs-nexastack-physical-ai .npa-panel-top{color:#71819d;display:flex;flex-wrap:wrap;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:700;gap:12px;justify-content:space-between;letter-spacing:.04em;padding:14px 16px}#xs-nexastack-physical-ai .npa-panel-top .is-ok{background:#ebf1ff;border-radius:999px;color:#2746b5;font-size:10px;letter-spacing:.06em;padding:4px 10px;text-transform:uppercase}#xs-nexastack-physical-ai .npa-panel-body{background:#f8faff;border:1px solid #e1e7f2;border-radius:14px;display:grid;gap:14px;padding:22px 24px}#xs-nexastack-physical-ai .npa-panel-title{color:#24344c;font-size:18px;font-weight:700;letter-spacing:-.03em}#xs-nexastack-physical-ai .npa-trace-row{display:grid;font-size:14px;gap:12px;grid-template-columns:108px 1fr}#xs-nexastack-physical-ai .npa-trace-row span:first-child{color:#71819d;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:700;letter-spacing:.08em;padding-top:2px;text-transform:uppercase}#xs-nexastack-physical-ai .npa-trace-row span:last-child{color:#3a4b66;line-height:1.55}#xs-nexastack-physical-ai .npa-boundary{background:#fff;border:1px dashed #a6baf0;border-radius:10px;display:grid;font-size:14px;gap:12px;grid-template-columns:108px 1fr;padding:12px 14px}#xs-nexastack-physical-ai .npa-boundary span:first-child{color:#2746b5;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}#xs-nexastack-physical-ai .npa-boundary span:last-child{color:#3a4b66;line-height:1.55}#xs-nexastack-physical-ai .npa-chips{display:flex;flex-wrap:wrap;gap:6px}#xs-nexastack-physical-ai .npa-chips span{background:#fff;border:1px solid #d5dff5;border-radius:999px;color:#5b6c92;font-size:11px;padding:4px 9px}#xs-nexastack-physical-ai .npa-chips span.is-active{background:linear-gradient(135deg,#2d53d4,#8d65d6);border-color:transparent;color:#fff;font-weight:700}#xs-nexastack-physical-ai .npa-def-layout{align-items:start;display:grid;gap:48px 64px;grid-template-columns:.9fr 1.1fr}#xs-nexastack-physical-ai .npa-def-body{display:grid;gap:14px}#xs-nexastack-physical-ai .npa-def-body p{color:var(--npa-muted);font-size:17px;line-height:1.75}#xs-nexastack-physical-ai .npa-def-body p strong{color:var(--npa-title);font-weight:650}#xs-nexastack-physical-ai .npa-cases{border-top:1px solid var(--npa-border);display:grid;gap:0 55px;grid-template-columns:repeat(2,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-case{border-bottom:1px solid var(--npa-border);display:grid;gap:18px;grid-template-columns:54px 1fr;padding:30px 0}#xs-nexastack-physical-ai .npa-case-index{color:#98b1ef;font-size:28px;font-weight:700;letter-spacing:-.06em;line-height:1.2}#xs-nexastack-physical-ai .npa-case h3{font-size:20px;letter-spacing:-.035em;margin-bottom:8px}#xs-nexastack-physical-ai .npa-case p{color:var(--npa-muted);font-size:14px;line-height:1.75;max-width:440px}#xs-nexastack-physical-ai .npa-arch{display:grid;gap:28px;grid-template-columns:repeat(5,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-arch article{border-top:2px solid #e3e9f4;padding-top:20px}#xs-nexastack-physical-ai .npa-arch article.is-featured{border-top-color:#8d65d6}#xs-nexastack-physical-ai .npa-arch small{color:#4a69ba;font-size:11px;font-weight:700;letter-spacing:.12em}#xs-nexastack-physical-ai .npa-arch h3{font-size:19px;letter-spacing:-.035em;margin:10px 0 8px}#xs-nexastack-physical-ai .npa-arch p{color:#67768c;font-size:14px;line-height:1.7}#xs-nexastack-physical-ai .npa-cca{border-top:1px solid var(--npa-border);display:grid;gap:0 40px;grid-template-columns:repeat(3,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-cca article{border-bottom:1px solid var(--npa-border);padding:28px 0}#xs-nexastack-physical-ai .npa-cca small{color:#4a69ba;font-size:11px;font-weight:700;letter-spacing:.12em}#xs-nexastack-physical-ai .npa-cca h3{font-size:20px;letter-spacing:-.035em;margin:10px 0}#xs-nexastack-physical-ai .npa-cca p{color:var(--npa-muted);font-size:14px;line-height:1.75}#xs-nexastack-physical-ai .npa-extra{border-top:1px solid var(--npa-border);display:grid;gap:0 55px;grid-template-columns:1fr 1fr;margin-top:12px}#xs-nexastack-physical-ai .npa-extra article{border-bottom:1px solid var(--npa-border);padding:28px 0}#xs-nexastack-physical-ai .npa-extra h3{font-size:20px;letter-spacing:-.035em;margin-bottom:10px}#xs-nexastack-physical-ai .npa-extra p{color:var(--npa-muted);font-size:14px;line-height:1.75}#xs-nexastack-physical-ai .npa-stack{border-top:1px solid var(--npa-border);display:grid;gap:0 32px;grid-template-columns:repeat(4,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-stack article{border-bottom:1px solid var(--npa-border);padding:28px 0}#xs-nexastack-physical-ai .npa-stack small{color:#4a69ba;font-size:11px;font-weight:700;letter-spacing:.12em}#xs-nexastack-physical-ai .npa-stack p{color:var(--npa-muted);font-size:15px;line-height:1.75;margin-top:10px}#xs-nexastack-physical-ai .npa-timeline{display:grid;gap:0;grid-template-columns:repeat(5,minmax(0,1fr));position:relative}#xs-nexastack-physical-ai .npa-timeline:before{background:linear-gradient(90deg,#c5d2f5,#8d65d6);content:"";height:2px;left:0;position:absolute;right:0;top:18px}#xs-nexastack-physical-ai .npa-step{padding:0 16px 0 0;position:relative}#xs-nexastack-physical-ai .npa-step-dot{background:#fff;border:3px solid #3d6bea;border-radius:50%;height:14px;margin-bottom:18px;position:relative;width:14px;z-index:1}#xs-nexastack-physical-ai .npa-step.is-last .npa-step-dot{background:linear-gradient(135deg,#2d53d4,#8d65d6);border-color:#8d65d6}#xs-nexastack-physical-ai .npa-step small{color:#4a69ba;font-size:11px;font-weight:700;letter-spacing:.1em}#xs-nexastack-physical-ai .npa-step h3{font-size:18px;letter-spacing:-.03em;margin:8px 0}#xs-nexastack-physical-ai .npa-step p{color:var(--npa-muted);font-size:14px;line-height:1.7}#xs-nexastack-physical-ai .npa-comparison{background:#fff;border:1px solid #e0e7f3;border-radius:17px;box-shadow:0 10px 35px rgba(56,77,136,.035);overflow:auto}#xs-nexastack-physical-ai .npa-table{border-collapse:collapse;font-size:14px;min-width:640px;text-align:left;width:100%}#xs-nexastack-physical-ai .npa-table thead th{background:#fafbfe;border-bottom:1px solid #e7ecf5;color:#596780;font-size:13px;font-weight:700;padding:23px 20px}#xs-nexastack-physical-ai .npa-table thead th:last-child{background:#ebf0ff;color:#213b9a}#xs-nexastack-physical-ai .npa-table tbody td{border-bottom:1px solid #edf0f5;color:#627086;line-height:1.55;padding:19px 20px;vertical-align:top}#xs-nexastack-physical-ai .npa-table tbody tr:last-child td{border-bottom:0}#xs-nexastack-physical-ai .npa-table tbody td:first-child{color:#24344b;font-weight:700;width:18%}#xs-nexastack-physical-ai .npa-table tbody td:last-child{background:#f4f6ff;color:#2b4183;font-weight:550}#xs-nexastack-physical-ai .npa-ways{border-top:1px solid var(--npa-border);display:grid;gap:0 40px;grid-template-columns:repeat(3,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-way{border-bottom:1px solid var(--npa-border);padding:28px 0}#xs-nexastack-physical-ai .npa-way.is-featured h3{color:#2746b5}#xs-nexastack-physical-ai .npa-way small{color:#4a69ba;font-size:11px;font-weight:700;letter-spacing:.12em}#xs-nexastack-physical-ai .npa-way h3{font-size:22px;letter-spacing:-.035em;margin:10px 0 12px}#xs-nexastack-physical-ai .npa-way p{color:var(--npa-muted);font-size:14px;line-height:1.75}#xs-nexastack-physical-ai .npa-faq-layout{display:grid;gap:88px;grid-template-columns:.72fr 1.28fr}#xs-nexastack-physical-ai .npa-faq-layout .npa-h2{margin-top:17px}#xs-nexastack-physical-ai .npa-faq-list{border-top:1px solid #e4eaf4}#xs-nexastack-physical-ai .npa-faq-list details{border-bottom:1px solid #e4eaf4}#xs-nexastack-physical-ai .npa-faq-list summary{align-items:center;color:#29374f;cursor:pointer;display:flex;font-size:15px;font-weight:650;gap:16px;justify-content:space-between;list-style:none;padding:19px 0}#xs-nexastack-physical-ai .npa-faq-list summary::-webkit-details-marker{display:none}#xs-nexastack-physical-ai .npa-faq-list summary:after{color:#3651b2;content:"+";flex:none;font-size:24px;font-weight:350;line-height:1}#xs-nexastack-physical-ai .npa-faq-list details[open] summary:after{content:"−"}#xs-nexastack-physical-ai .npa-faq-list details p{color:#66748a;font-size:14px;line-height:1.75;padding:0 38px 23px 0}#xs-nexastack-physical-ai .npa-cta-wrap{padding:96px 0 112px}#xs-nexastack-physical-ai .npa-cta{background:linear-gradient(117deg,#142493,#314ed0 54%,#7057c1);border-radius:24px;color:#fff;overflow:hidden;padding:72px clamp(24px,6vw,95px);position:relative;text-align:center}#xs-nexastack-physical-ai .npa-cta:after,#xs-nexastack-physical-ai .npa-cta:before{border:1px solid hsla(0,0%,100%,.16);border-radius:50%;content:"";height:450px;pointer-events:none;position:absolute;top:-220px;width:450px}#xs-nexastack-physical-ai .npa-cta:before{left:-190px}#xs-nexastack-physical-ai .npa-cta:after{right:-220px}#xs-nexastack-physical-ai .npa-cta h2{color:#fff;font-size:clamp(34px,4.8vw,57px);margin:auto;max-width:860px;position:relative}#xs-nexastack-physical-ai .npa-cta p{color:#e4e9ff;font-size:16px;margin:20px auto 30px;max-width:600px;position:relative}#xs-nexastack-physical-ai .npa-cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;position:relative}#xs-nexastack-physical-ai .npa-cta .npa-button-primary{background:#fff;box-shadow:0 10px 25px rgba(12,16,64,.15);color:#142d94}#xs-nexastack-physical-ai .npa-cta .npa-button-outline{background:transparent;border-color:hsla(0,0%,100%,.55);color:#fff}#xs-nexastack-physical-ai .npa-cta .npa-button-outline:hover{background:hsla(0,0%,100%,.1)}@media(max-width:1100px){#xs-nexastack-physical-ai .npa-arch,#xs-nexastack-physical-ai .npa-timeline{gap:28px;grid-template-columns:repeat(3,minmax(0,1fr))}#xs-nexastack-physical-ai .npa-timeline:before{display:none}}@media(max-width:1040px){#xs-nexastack-physical-ai .npa-def-layout,#xs-nexastack-physical-ai .npa-faq-layout,#xs-nexastack-physical-ai .npa-hero-grid{gap:36px;grid-template-columns:1fr}#xs-nexastack-physical-ai .npa-cca,#xs-nexastack-physical-ai .npa-extra,#xs-nexastack-physical-ai .npa-stack,#xs-nexastack-physical-ai .npa-ways{gap:24px;grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:800px){#xs-nexastack-physical-ai .npa-section{padding:76px 0}#xs-nexastack-physical-ai .npa-arch,#xs-nexastack-physical-ai .npa-cases,#xs-nexastack-physical-ai .npa-cca,#xs-nexastack-physical-ai .npa-extra,#xs-nexastack-physical-ai .npa-stack,#xs-nexastack-physical-ai .npa-timeline,#xs-nexastack-physical-ai .npa-ways{grid-template-columns:1fr}#xs-nexastack-physical-ai .npa-nav-links{display:none}#xs-nexastack-physical-ai .npa-step{border-left:2px solid #d7e0f8;display:grid;gap:14px;grid-template-columns:24px 1fr;margin-left:6px;padding:0 0 28px 22px}#xs-nexastack-physical-ai .npa-step-dot{grid-column:1;margin:4px 0 0 -30px}#xs-nexastack-physical-ai .npa-step h3,#xs-nexastack-physical-ai .npa-step p,#xs-nexastack-physical-ai .npa-step small{grid-column:2}}@media(max-width:600px){#xs-nexastack-physical-ai .npa-shell{width:calc(100% - 36px)}#xs-nexastack-physical-ai .npa-hero{padding:65px 0 60px}#xs-nexastack-physical-ai .npa-hero h1{font-size:clamp(32px,8.5vw,46px)}#xs-nexastack-physical-ai .npa-hero-actions,#xs-nexastack-physical-ai .npa-hero-actions .npa-button{width:100%}#xs-nexastack-physical-ai .npa-h2{font-size:34px}#xs-nexastack-physical-ai .npa-header-inner{min-height:68px}#xs-nexastack-physical-ai .npa-panel-body{padding:18px 15px}#xs-nexastack-physical-ai .npa-boundary,#xs-nexastack-physical-ai .npa-trace-row{gap:4px;grid-template-columns:1fr}#xs-nexastack-physical-ai .npa-cta-wrap{padding:60px 0 70px}#xs-nexastack-physical-ai .npa-cta{border-radius:18px;padding:58px 19px}#xs-nexastack-physical-ai .npa-cta-actions .npa-button{width:100%}}@media(prefers-reduced-motion:reduce){#xs-nexastack-physical-ai .npa-button{transition:none}#xs-nexastack-physical-ai .npa-button:hover{transform:none}}