.b73pk{--pk-ink:#152832;--pk-muted:#62747f;--pk-line:#d6e0e4;--pk-paper:#f5f7f8;--pk-accent:#db572d;--pk-air:#80bce2;--pk-gas:#57cbb9;color:var(--pk-ink);background:rgba(250,252,253,.93);font-family:inherit;line-height:1.6;isolation:isolate;max-width:1400px;margin:auto;padding:0 5vw}.b73pk *{box-sizing:border-box}.b73pk [hidden]{display:none!important}.b73pk button,.b73pk input{font:inherit}.b73pk button,.b73pk a,.b73pk input{touch-action:manipulation}.b73pk button{cursor:pointer}.b73pk button:focus-visible,.b73pk a:focus-visible,.b73pk input:focus-visible{outline:3px solid var(--pk-accent);outline-offset:5px}.b73pk h1,.b73pk h2,.b73pk h3,.b73pk p{margin:0}.b73pk h1{font-size:clamp(36px,5.2vw,70px);line-height:1.09;letter-spacing:-.045em;font-weight:730}.b73pk h1 em{font-style:normal;color:var(--pk-muted)}.b73pk h2{font-size:clamp(26px,2.5vw,38px);line-height:1.2;letter-spacing:-.025em}.b73pk h3{font-size:22px;line-height:1.3;letter-spacing:-.02em}.b73pk a{text-decoration:none}.pk-intro{padding:44px 0 35px!important;display:block!important;position:static!important;background:transparent!important;border:0!important}.pk-back{display:inline-block;font-size:12px;color:var(--pk-muted);margin-bottom:38px}.pk-kicker{font-size:10px;letter-spacing:.16em;font-weight:750;color:var(--pk-accent);margin-bottom:15px!important}.pk-lead{font-size:clamp(16px,1.45vw,20px);color:var(--pk-muted);margin-top:24px!important;max-width:660px}.pk-intro-foot{display:flex;justify-content:space-between;gap:20px;margin-top:32px;font-size:11px;color:var(--pk-muted);border-top:1px solid var(--pk-line);padding-top:17px}.pk-intro-foot i,.pk-status i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--pk-accent);margin-right:7px}.pk-choice{padding:32px 0}.pk-section-head{margin-bottom:25px}.pk-section-head>p:not(.pk-kicker){margin-top:12px;color:var(--pk-muted);max-width:630px}.pk-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.pk-choices button{position:relative;display:flex;flex-direction:column;align-items:flex-start;text-align:left;background:white;border:1px solid var(--pk-line);border-radius:9px;padding:20px;min-height:186px;color:var(--pk-ink);transition:border-color .16s,box-shadow .16s}.pk-choices button:hover{border-color:#869ba5}.pk-choices button[aria-pressed=true]{border-color:var(--pk-accent);box-shadow:inset 0 0 0 1px var(--pk-accent);background:#fffaf6}.pk-choice-icon{display:block;width:75px;height:51px;margin-bottom:20px}.pk-choice-icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.pk-card-num{position:absolute;right:18px;top:17px;font-size:10px;color:var(--pk-muted)}.pk-choices strong{font-size:16px;font-weight:720;line-height:1.3}.pk-choices small{font-size:11px;color:var(--pk-muted);margin-top:5px}.pk-card-arrow{position:absolute;right:18px;bottom:16px;color:var(--pk-accent)}.pk-module{padding:16px 0 55px}.pk-empty{border:1px dashed var(--pk-line);padding:45px 30px;text-align:center;border-radius:10px;background:var(--pk-paper)}.pk-empty>span{color:var(--pk-accent);font-size:25px}.pk-empty h2{font-size:23px;margin:10px 0}.pk-empty p{color:var(--pk-muted);font-size:14px;max-width:540px;margin:auto}.pk-workbench{scroll-margin-top:105px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:6%;align-items:start}.pk-visual-column{height:100%}.pk-sticky{position:sticky;top:105px;border:1px solid var(--pk-line);border-radius:12px;overflow:hidden;background:#fff}.pk-visual-head{display:flex;justify-content:space-between;align-items:center;padding:17px 22px;font-size:11px;font-weight:700}.pk-status{color:var(--pk-muted);font-size:10px}.pk-scene{background:#132630;aspect-ratio:640/450;overflow:hidden}.pk-scene svg{display:block;width:100%;height:100%;overflow:hidden}.pk-scene-caption{display:flex;justify-content:space-between;gap:12px;padding:14px 22px;font-size:10px;color:var(--pk-muted)}.pk-scene-caption>span:first-child{color:var(--pk-ink);font-weight:650}.pk-progress{height:2px;background:var(--pk-line)}.pk-progress span{display:block;height:100%;background:var(--pk-accent);transform:scaleX(0);transform-origin:left}.pk-controls{display:flex;align-items:center;gap:10px;padding:15px 18px}.pk-controls p{flex:1;text-align:center;font-size:13px;font-weight:700}.pk-controls button{width:42px;height:40px;border:1px solid var(--pk-line);background:white;border-radius:6px;color:var(--pk-ink);font-size:20px}.pk-controls button:disabled{opacity:.3;cursor:default}.pk-scroll-hint{padding:0 18px 15px!important;font-size:10px;color:var(--pk-muted);text-align:center}.pk-step{min-height:54vh;display:flex;flex-direction:column;justify-content:center;border-top:1px solid var(--pk-line);padding:45px 0;opacity:.46;transition:opacity .15s}.pk-step.active{opacity:1}.pk-step-num{font-size:12px;color:var(--pk-accent);margin-bottom:15px}.pk-step h3{margin-bottom:15px}.pk-step p{color:var(--pk-muted);font-size:15px;max-width:370px}.pk-step small{margin-top:20px;font-size:11px;color:var(--pk-muted)}.pk-note{border-left:3px solid var(--pk-accent);background:#fff7f1;padding:19px 24px;margin-top:26px;font-size:14px;font-weight:650}.pk-machine{display:grid;grid-template-columns:230px 1fr;gap:40px;align-items:center;border:1px solid var(--pk-line);border-radius:9px;padding:25px;margin-top:35px}.pk-machine-image{aspect-ratio:1;background:#fff}.pk-machine img{width:100%;height:100%;object-fit:contain}.pk-machine h3{margin-bottom:12px}.pk-machine p:not(.pk-kicker){font-size:14px;color:var(--pk-muted);max-width:560px}.pk-link{display:inline-block;margin-top:17px;font-size:13px;color:var(--pk-accent);font-weight:700}.pk-machine small{display:block;font-size:10px;color:var(--pk-muted);margin-top:8px}.pk-line-section{padding:45px 0 60px;border-top:1px solid var(--pk-line)}.pk-line-workbench{position:relative}.pk-line-sticky{position:sticky;top:100px;z-index:2;background:#fff;border:1px solid var(--pk-line);border-radius:12px;overflow:hidden}.pk-line-window{background:#132630;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:#687d87 #132630}.pk-line-graphic{width:100%;min-width:760px;aspect-ratio:1000/330}.pk-line-graphic svg{display:block;width:100%;height:100%}.pk-line-controls{padding:18px 25px}.pk-line-controls label{display:flex;justify-content:space-between;font-size:11px;color:var(--pk-muted)}.pk-line-controls label strong{color:var(--pk-ink)}.pk-line-controls input{display:block;width:100%;accent-color:var(--pk-accent);margin:16px 0;min-height:24px;cursor:ew-resize}.pk-stations{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.pk-stations button{font-size:11px;border:0;border-top:2px solid var(--pk-line);padding:10px 0;background:none;text-align:left;color:var(--pk-muted)}.pk-stations button[aria-pressed=true]{border-color:var(--pk-accent);color:var(--pk-ink);font-weight:700}.pk-line-steps{max-width:500px;margin-left:auto;padding-top:30px}.pk-line-steps>div{min-height:48vh;display:flex;flex-direction:column;justify-content:center;padding:45px 0;border-top:1px solid var(--pk-line);opacity:.4}.pk-line-steps>div.active{opacity:1}.pk-line-steps span{font-size:12px;color:var(--pk-accent);margin-bottom:10px}.pk-line-steps p{font-size:14px;color:var(--pk-muted);margin-top:13px}.pk-line-note{color:var(--pk-muted);font-size:12px;margin-top:28px!important;max-width:720px}.pk-outro{display:flex;align-items:center;justify-content:space-between;gap:30px;border-top:1px solid var(--pk-line);padding:45px 0 70px}.pk-outro p:not(.pk-kicker){font-size:14px;color:var(--pk-muted);margin-top:15px;max-width:520px}.pk-cta{display:inline-block;background:var(--pk-ink);color:#fff;padding:17px 23px;border-radius:5px;font-size:13px;white-space:nowrap}.pk-scene svg text,.pk-line-graphic svg text{font-family:inherit}.pk-scene svg .pk-label{fill:#b5c8d1;font-size:12px}.pk-scene svg .pk-micro{fill:#738e9a;font-size:10px}.pk-scene svg .pk-leader{fill:none;stroke:#536e7a;stroke-width:1}.pk-scene[data-manual] .pk-product{transition:transform .25s ease-out}.pk-scene[data-manual] [data-tool],.pk-scene[data-manual] [data-seal]{transition:transform .25s ease-out,opacity .25s ease-out}
@media(min-width:1500px){.b73pk{padding-left:70px;padding-right:70px}}@media(max-width:1000px){.b73pk{padding:0 4vw}.pk-choices button{padding:16px}.pk-choices strong{font-size:14px}.pk-choices small{font-size:10px}.pk-workbench{gap:4%}.pk-sticky{top:90px}.pk-step p{font-size:14px}.pk-line-sticky{top:90px}.pk-scene-caption{padding:12px}.pk-scene-caption span:last-child{font-size:9px}.pk-outro{flex-direction:column;align-items:flex-start}}
@media(max-width:760px){.pk-scene svg .pk-label{font-size:18px}.pk-scene svg .pk-micro{font-size:12px}.b73pk{padding:0 20px}.pk-intro{padding-top:25px!important}.pk-back{margin-bottom:28px}.b73pk h1{font-size:clamp(33px,8vw,52px)}.pk-lead br{display:none}.pk-intro-foot{font-size:9px;gap:12px}.pk-choice{padding-top:20px}.pk-choices{grid-template-columns:1fr 1fr;gap:9px}.pk-choices button{min-height:167px;padding:16px 13px}.pk-choices strong{font-size:14px;max-width:140px}.pk-choice-icon{height:41px;width:64px;margin-bottom:16px}.pk-choices small{font-size:10px;max-width:135px}.pk-card-arrow{right:10px;bottom:9px}.pk-card-num{right:12px;top:12px}.pk-workbench{display:flex;flex-direction:column;gap:0}.pk-visual-column{width:100%}.pk-sticky{position:relative;top:auto}.pk-scene{aspect-ratio:640/450}.pk-visual-head{padding:13px 15px}.pk-scene-caption{font-size:9px}.pk-controls{padding:12px}.pk-controls p{font-size:12px}.pk-scroll-hint{font-size:9px}.pk-steps{width:100%;padding-top:20px}.pk-step{display:none;min-height:0;padding:24px 0;opacity:1}.pk-step.active{display:flex}.pk-step h3{font-size:22px}.pk-step p{max-width:none;font-size:14px}.pk-step small{margin-top:12px}.pk-module{padding-bottom:35px}.pk-note{font-size:12px;padding:16px 18px;margin-top:15px}.pk-machine{grid-template-columns:100px 1fr;gap:16px;padding:16px;margin-top:25px}.pk-machine h3{font-size:20px}.pk-machine p:not(.pk-kicker){font-size:12px}.pk-machine .pk-kicker{font-size:8px}.pk-line-section{padding-top:30px}.pk-line-sticky{position:relative;top:auto}.pk-line-controls{padding:14px}.pk-stations{gap:7px;grid-template-columns:1fr 1fr}.pk-stations button{font-size:10px;padding:8px 0}.pk-line-controls label{font-size:10px}.pk-line-steps{padding-top:20px;max-width:none}.pk-line-steps>div{display:none;min-height:0;padding:20px 0;opacity:1}.pk-line-steps>div.active{display:flex}.pk-line-note{font-size:10px}.pk-outro{padding:30px 0 50px;gap:25px}.pk-cta{font-size:12px;white-space:normal}.pk-empty{padding:30px 20px}.pk-empty h2{font-size:21px}.pk-empty p{font-size:12px}}
@media(prefers-reduced-motion:reduce){.b73pk *{transition:none!important;scroll-behavior:auto!important}}