@font-face{font-family:Montserrat;src:url(/fonts/montserrat-var.woff2) format("woff2");font-weight:500 700;font-style:normal;font-display:swap}@font-face{font-family:Poppins;src:url(/fonts/poppins-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Audiowide;src:url(/fonts/audiowide-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Audiowide Fallback;src:local("Arial"),local("ArialMT"),local("Arimo"),local("Liberation Sans");size-adjust:114.2%;ascent-override:92%;descent-override:21.8%;line-gap-override:0%}@font-face{font-family:Montserrat Nav Fallback;src:local("Arial"),local("ArialMT"),local("Arimo"),local("Liberation Sans");size-adjust:114.5%;ascent-override:85.6%;descent-override:22.2%;line-gap-override:0%}@font-face{font-family:Poppins Fallback;src:local("Arial"),local("ArialMT"),local("Arimo"),local("Liberation Sans");size-adjust:113.5%;ascent-override:93.62%;descent-override:31.21%;line-gap-override:8.92%}@font-face{font-family:Montserrat Fallback;src:local("Arial"),local("ArialMT"),local("Arimo"),local("Liberation Sans");size-adjust:113%;ascent-override:85.6%;descent-override:22.2%;line-gap-override:0%}:root{--bg: #ffffff;--bg-soft: #f5f8fc;--fg: #0f2742;--ink-2: #33475b;--muted: #647386;--accent: #1565c0;--accent-ink: #0d4f9e;--accent-soft: #eaf2fc;--line: #e3e9f1;--card: #ffffff;--navy: #0f2742;--navy-2: #15324f;--amber: #f1a500;--amber-ink: #c98a00;--amber-soft: #fdf3dd;--slate: #313440;--font-head: "Montserrat", "Montserrat Fallback", -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;--font-body: "Poppins", "Poppins Fallback", -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;--font-disp: "Audiowide", "Audiowide Fallback", "Montserrat", sans-serif;--max: 1200px;--radius: 12px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 var(--font-body);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.skip-link{position:fixed;top:.75rem;left:1rem;z-index:10000;transform:translateY(calc(-100% - 1rem));max-width:calc(100vw - 2rem);padding:.75rem 1rem;border:2px solid #fff;border-radius:6px;background:var(--navy);color:#fff;font-weight:600}.skip-link:focus{transform:translateY(0);outline:3px solid var(--amber);outline-offset:3px}#main-content{scroll-margin-top:6rem}#main-content:focus-visible{outline:3px solid var(--accent);outline-offset:-3px}.wrap{max-width:var(--max);margin:0 auto;padding:1.75rem 1.25rem 3.5rem}.muted{color:var(--muted)}.topbar{background:var(--navy);color:#cfe0f5;font-size:.82rem}.topbar-inner{max-width:var(--max);margin:0 auto;padding:.4rem 1.5rem;display:flex;align-items:center;gap:1.4rem}.topbar a{color:#cfe0f5}.topbar a:hover{color:var(--amber);text-decoration:none}.topbar-langs{margin-left:auto}.topbar-langs a.on{color:var(--amber);font-weight:600}@media(max-width:720px){.topbar a.tb-mail{display:none}.topbar-inner{gap:1rem}}.site-header{position:sticky;top:0;z-index:30;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 1.5rem;background:#fffffff0;backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--line)}.brand{font-family:var(--font-disp);font-weight:400;letter-spacing:.05em;color:var(--navy);font-size:1.25rem}.brand .b-accent{color:var(--amber)}.site-header nav{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap}.site-header nav a{color:var(--ink-2);font-size:.9rem;font-family:var(--font-head);font-weight:500}.site-header nav a{font-family:Montserrat,Montserrat Nav Fallback,-apple-system,PingFang SC,Microsoft YaHei,sans-serif}.site-header nav a:hover{color:var(--accent);text-decoration:none}.site-header nav a.on{color:var(--accent);font-weight:700}.site-header nav a.lang{color:var(--muted);font-size:.82rem}.nav-cta,.nav-cta:hover{background:var(--amber);color:#221703;padding:.45rem .95rem;border-radius:8px;font-size:.88rem;font-weight:700;text-decoration:none}.nav-cta:hover{background:var(--amber-ink);color:#fff}.nav-toggle{display:none}.nav-burger{display:none;flex-direction:column;gap:4.5px;cursor:pointer;padding:6px}.nav-burger span{width:22px;height:2.5px;background:var(--navy);border-radius:2px;transition:transform .18s,opacity .18s}@media(max-width:900px){.nav-toggle{display:block;position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.nav-burger{display:flex}.nav-toggle:focus-visible+.nav-burger{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}.site-header nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 24px #0f274214;padding:.4rem 0}.site-header nav a{width:100%;padding:.7rem 1.5rem;font-size:1rem}.site-header nav a.lang{display:inline-block;width:auto}.site-header nav .nav-cta{margin:.5rem 1.5rem .7rem;width:auto}.nav-toggle:checked~nav{display:flex}.nav-toggle:checked~.nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle:checked~.nav-burger span:nth-child(2){opacity:0}.nav-toggle:checked~.nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}}h1,h2,h3,h4{font-family:var(--font-head)}h1{font-size:2rem;line-height:1.18;margin:.2rem 0 .5rem;font-weight:700;letter-spacing:-.01em}h2{font-size:1.35rem;margin:2.2rem 0 .8rem;font-weight:700}h3{font-size:1.05rem;margin:1.1rem 0 .35rem;font-weight:700}.lede{font-size:1.12rem;color:var(--ink-2);line-height:1.6}.btn{display:inline-block;padding:.62rem 1.25rem;border-radius:9px;font-size:.92rem;font-family:var(--font-head);font-weight:700;text-decoration:none;border:1px solid transparent;cursor:pointer}.btn:hover{text-decoration:none}.btn-primary{background:var(--amber);color:#221703}.btn-primary:hover{background:var(--amber-ink);color:#fff}.btn-ghost{background:transparent;color:var(--accent);border-color:var(--line)}.btn-ghost:hover{border-color:var(--amber);background:var(--amber-soft);color:var(--amber-ink)}.btn-light{background:#fff;color:var(--navy)}.btn-light:hover{background:#eef3fa}.btn-line{background:transparent;color:#cfe0f5;border-color:#ffffff59}.btn-line:hover{background:#ffffff1a;color:#fff}.hero-carousel{position:relative;width:100vw;margin-left:calc(50% - 50vw);background:var(--navy)}.hero-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}.hero-track::-webkit-scrollbar{display:none}.hero-slide{flex:0 0 100%;min-width:100%;scroll-snap-align:start;scroll-snap-stop:always;background:radial-gradient(115% 140% at 88% 10%,#1c4166 0%,var(--navy) 46%,#0a1c30 100%)}.hero-grid{max-width:var(--max);margin:0 auto;min-height:470px;padding:2.6rem 4.5rem 3.2rem;display:grid;grid-template-columns:1.05fr 1fr;gap:2.2rem;align-items:center;color:#fff}.hero-slide .kicker{color:var(--amber);font-family:var(--font-head);font-weight:700;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;margin:0 0 .55rem}.hero-title{font-family:var(--font-head);font-weight:700;font-size:2.5rem;line-height:1.12;color:#fff;margin:0 0 .7rem;letter-spacing:-.01em}.hero-slide .lede{color:#c4d4e6;font-size:1.02rem;max-width:50ch;margin:0 0 1.4rem}.hero-actions{display:flex;gap:.7rem;flex-wrap:wrap}.hero-art{justify-self:center;max-width:100%;max-height:400px;object-fit:contain;filter:drop-shadow(0 20px 42px rgba(0,0,0,.38))}.hero-grid.strip{grid-template-columns:1fr;min-height:470px;align-content:center;gap:1.3rem}.hero-grid.strip .hero-art{max-height:190px;width:100%;object-fit:cover;border-radius:12px;opacity:.92}.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:#0f27428c;color:#fff;font-size:1.25rem;line-height:1;cursor:pointer}.hero-arrow:hover{background:var(--amber);border-color:var(--amber);color:#221703}.hero-arrow.prev{left:16px}.hero-arrow.next{right:16px}.hero-dots{position:absolute;bottom:16px;left:50%;transform:translate(-50%);display:flex;gap:9px;z-index:5}.hero-dots button{width:9px;height:9px;border-radius:50%;border:none;background:#ffffff6b;cursor:pointer;padding:0}.hero-dots button.on{background:var(--amber)}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}@media(max-width:820px){.hero-grid{grid-template-columns:1fr;min-height:0;padding:2rem 2.6rem 3.2rem;gap:1.2rem}.hero-art{max-height:220px;order:-1}.hero-title{font-size:1.75rem}.hero-arrow{width:36px;height:36px}.hero-arrow.prev{left:6px}.hero-arrow.next{right:6px}}.hero-panel{position:relative;background:var(--navy);color:#fff;border-radius:16px;padding:2.6rem 2.2rem;margin:.5rem 0 1.5rem;overflow:hidden}.hero-badge{position:absolute;right:1.2rem;bottom:1.1rem;z-index:2;background:#ffffff1f;border:1px solid rgba(255,255,255,.28);color:#e3edf8;font-size:.8rem;padding:.32rem .8rem;border-radius:999px}@media(max-width:640px){.hero-badge{display:none}}.hero-panel .kicker{color:#8fb4e0;font-size:.9rem;letter-spacing:.03em;margin:0 0 .6rem}.hero-panel h1{color:#fff;font-size:2.3rem;max-width:22ch}.hero-panel .lede{color:#c4d4e6;max-width:52ch;margin:.6rem 0 1.4rem}.hero-photo{background-size:cover;background-position:center right;background-repeat:no-repeat;min-height:380px;display:flex;flex-direction:column;justify-content:center}.bleed{width:100vw;margin-left:calc(50% - 50vw);border-radius:0;min-height:480px}.bleed .hero-inner{max-width:var(--max);margin:0 auto;padding:0 1.25rem;width:100%}.search-band{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.2rem;margin:1.4rem 0 2rem}.search-band label strong{color:var(--navy);font-size:1rem;font-family:var(--font-head)}.search-band form{display:flex;gap:.55rem;flex:1;min-width:260px}.search-band input{flex:1;padding:.62rem .9rem;border:1px solid var(--line);border-radius:9px;font-size:.95rem;background:#fff;font-family:var(--font-body)}.search-band input:focus{outline:2px solid var(--amber-soft);border-color:var(--amber)}@media(max-width:480px){.search-band form{min-width:0;flex-basis:100%;display:grid;grid-template-columns:minmax(0,1fr)}.search-band input{min-width:0;width:100%}.search-band form .btn{width:100%;min-height:44px}}.feature{display:grid;grid-template-columns:1.1fr 1fr;gap:2.2rem;align-items:center;padding:2.2rem 0;border-bottom:1px solid var(--line)}.feature:last-of-type{border-bottom:0}.feature.rev img,.feature.rev .feature-ph{order:2}.feature img{width:100%;height:300px;object-fit:cover;border-radius:14px;display:block;background:#f2f5f9}.feature-ph{height:300px;border-radius:14px;background:linear-gradient(135deg,var(--navy) 0%,#1c4166 100%);display:flex;align-items:center;justify-content:center}.feature-ph>div{display:flex;flex-wrap:wrap;gap:.5rem .6rem;justify-content:center;padding:1.4rem;max-width:380px}.feature-ph span{color:#cfe0f5;border:1px solid rgba(255,255,255,.3);border-radius:999px;padding:.3rem .85rem;font-size:.92rem;font-weight:500;font-family:var(--font-head)}.feature-body h2{margin:0 0 .6rem}.feature-body p{margin:0 0 .7rem;color:var(--ink-2);line-height:1.65}.feature-body .btn{margin-top:.3rem}@media(max-width:720px){.feature{grid-template-columns:1fr;gap:1.1rem}.feature.rev img,.feature.rev .feature-ph{order:0}.feature img,.feature-ph{height:210px}}.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:.8rem;margin:0 0 .5rem}.stat{background:var(--bg-soft);border-radius:var(--radius);padding:1rem 1.1rem;border-left:3px solid var(--amber)}.stat strong{display:block;font-size:1.55rem;color:var(--navy);font-weight:700;font-family:var(--font-head)}.stat span{font-size:.85rem;color:var(--muted)}@media(max-width:640px){.trust{grid-template-columns:repeat(2,1fr)}.hero-panel h1{font-size:1.8rem}}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:.85rem}.card{display:flex;flex-direction:column;gap:.3rem;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem 1.1rem;color:var(--fg);transition:border-color .15s,box-shadow .15s,transform .15s}.card:hover{border-color:var(--amber);text-decoration:none;box-shadow:0 4px 14px #f1a50021;transform:translateY(-2px)}.card strong{color:var(--navy);font-weight:700;font-family:var(--font-head)}.section-band{background:var(--bg-soft);border:1px solid var(--line);border-radius:16px;padding:1.6rem 1.6rem 1.8rem;margin:1.5rem 0}.section-band>h2{margin-top:0}.pumplist,.partlist{list-style:none;padding:0;columns:2;column-gap:2.2rem}.partlist{padding-left:0}.pumplist li,.partlist li{break-inside:avoid;margin:.2rem 0}.partlist.related{columns:1}@media(max-width:560px){.pumplist,.partlist{columns:1}}.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:.5rem}.crumbs a{color:var(--muted)}.crumbs a:hover{color:var(--accent)}.cat-tag{display:inline-block;background:var(--accent-soft);color:var(--accent-ink);font-size:.8rem;padding:.18rem .7rem;border-radius:999px;margin:0 0 1rem}.facts{display:grid;grid-template-columns:max-content 1fr;gap:.4rem 1.2rem;margin:1.2rem 0}.facts dt{color:var(--muted)}.facts dd{margin:0}.specs{border-collapse:collapse;width:100%;margin:.4rem 0 1rem}.specs th,.specs td{text-align:left;padding:.5rem .7rem;border-bottom:1px solid var(--line);font-size:.95rem}.specs th{color:var(--muted);font-weight:500;background:var(--bg-soft);font-family:var(--font-head)}.fitlist{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}.fitlist li{background:var(--bg-soft);border:1px solid var(--line);border-radius:7px;padding:.25rem .6rem;font-size:.9rem}.faq dt{font-weight:700;margin-top:.8rem;color:var(--navy);font-family:var(--font-head)}.faq dd{margin:.25rem 0 0;color:var(--ink-2)}.disclaimer{margin-top:1.5rem;color:var(--muted)}.ai h2{border-bottom:1px solid var(--line);padding-bottom:.3rem}.cta{margin-top:1.5rem;padding:1rem 1.2rem;background:var(--amber-soft);border:1px solid #f3ddad;border-radius:var(--radius);color:#6b4a00}.cta-band{background:var(--navy);color:#fff;border-radius:16px;padding:1.8rem 2rem;margin:2rem 0 .5rem;display:flex;align-items:center;justify-content:space-between;gap:1.2rem;flex-wrap:wrap;border-bottom:4px solid var(--amber)}.cta-band h2{color:#fff;margin:0}.cta-band p{color:#c4d4e6;margin:.3rem 0 0}.site-footer{background:var(--slate);border-top:4px solid var(--amber);margin-top:3rem;color:#c9ced8}.footer-inner{max-width:var(--max);margin:0 auto;padding:2.2rem 1.5rem;display:grid;grid-template-columns:1.4fr 1fr 1.4fr;gap:1.5rem}.footer-inner h4,.footer-inner .footer-h{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#9aa3b2;margin:0 0 .6rem;font-weight:700}.footer-inner p{margin:.2rem 0;font-size:.9rem;color:#c9ced8}.footer-inner a{color:#c9ced8;font-size:.9rem;display:block;margin:.25rem 0}.footer-inner a:hover{color:var(--amber);text-decoration:none}.footer-brand{font-family:var(--font-disp);font-weight:400;color:#fff;letter-spacing:.06em;font-size:1.15rem}.footer-inner .muted{color:#9aa3b2}@media(max-width:640px){.footer-inner{grid-template-columns:1fr}}.hubs{margin:1.2rem 0 1.6rem}.hubs h2{font-size:1.05rem;margin:1.2rem 0 .6rem}.chiplist{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.5rem}.chiplist li{margin:0}.chiplist a{display:inline-flex;align-items:baseline;gap:.35rem;padding:.34rem .75rem;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--ink-2);font-size:.9rem}.chiplist a:hover{border-color:var(--amber);background:var(--amber-soft);color:var(--amber-ink);text-decoration:none}.chiplist .muted{font-size:.78rem}.apps,.why{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}.app-card strong,.why-card strong{font-size:1.02rem;margin-bottom:.1rem}.app-card .muted,.why-card .muted{font-size:.9rem;line-height:1.55}.brandwall{list-style:none;padding:0;margin:1rem 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.6rem}.brandwall li{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:.7rem .5rem;text-align:center;font-weight:500;color:var(--navy);font-size:.84rem;letter-spacing:.07em;text-transform:uppercase;font-family:var(--font-head)}.prodgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:1rem;margin:1.2rem 0 1.8rem}.prodcard{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;color:var(--fg);text-decoration:none;transition:border-color .15s,box-shadow .15s,transform .15s}.prodcard:hover{border-color:var(--amber);text-decoration:none;box-shadow:0 6px 18px #f1a50024;transform:translateY(-2px)}.prodcard img{width:100%;height:160px;object-fit:cover;display:block;background:#f2f5f9}.prodcard .ph,.pumpcard .ph{display:flex;align-items:center;justify-content:center;height:160px;background:linear-gradient(135deg,var(--navy) 0%,#1c4166 100%)}.prodcard .ph span,.pumpcard .ph span{color:#cfe0f5;font-weight:700;font-size:1.05rem;padding:0 1rem;text-align:center;letter-spacing:.02em;font-family:var(--font-head)}.ph.sm{height:120px}.ph.sm span{font-size:.95rem}.pc-body{display:flex;flex-direction:column;gap:.2rem;padding:.8rem 1rem 1rem}.pc-body strong{color:var(--navy);font-size:1.02rem;font-family:var(--font-head);font-weight:700}.pc-view{color:var(--accent);font-size:.88rem;margin-top:.3rem;font-weight:500}.prodcard:hover .pc-view,.pumpcard:hover .pc-view{color:var(--amber-ink)}.cardgrid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}.pumpcard{overflow:hidden;padding:0 0 .9rem;text-align:left}.pumpcard img{width:100%;height:120px;object-fit:cover;display:block;background:#f2f5f9;margin-bottom:.55rem}.pumpcard .ph{margin-bottom:.55rem}.pumpcard strong,.pumpcard .muted{padding:0 .9rem}.pumpcard .muted{font-size:.82rem}.partcard img{object-fit:contain;background:#fff;padding:.4rem;height:150px}.case-item{padding:1.4rem 0;border-bottom:1px solid var(--line)}.case-item:last-of-type{border-bottom:0}.case-meta{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;margin-bottom:.2rem}.case-year{font-size:1.15rem;font-weight:700;color:var(--amber-ink);font-family:var(--font-head)}.case-item h2{margin:.2rem 0 .5rem}.case-item p{color:var(--ink-2);line-height:1.65}.certgrid{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));margin:1rem 0 1.6rem}.cert-card strong{font-size:1rem}.cert-card .muted{font-size:.84rem;line-height:1.5}.cert-card .pc-view{margin-top:.4rem}.mfr-notes{line-height:1.75;max-width:62rem}.mfr-src{font-size:.82rem}.oem-banner{margin:1.2rem 0 1.8rem}.oem-banner img{width:100%;height:auto;border-radius:10px;display:block}.oem-banner p{margin:.9rem 0 0;font-size:1.02rem;line-height:1.7;max-width:62rem}.cert-card .cert-photo{width:100%;height:auto;border:1px solid var(--border, #e3e6ea);border-radius:6px;margin-bottom:.6rem;background:#fff}.timeline{display:grid;gap:.7rem;margin:.8rem 0 1.5rem}.tl-item{display:grid;grid-template-columns:90px 1fr;gap:1rem;align-items:baseline;padding:.8rem 1rem;background:var(--bg-soft);border-radius:var(--radius);border:1px solid var(--line)}.tl-item strong{color:var(--amber-ink);font-size:1.05rem;font-family:var(--font-head)}.tl-item span{color:var(--ink-2)}.caplist{margin:.5rem 0 0;padding-left:1.1rem}.caplist li{margin:.35rem 0}.app-block{padding:1.2rem 0;border-bottom:1px solid var(--line)}.app-block:last-of-type{border-bottom:0}.res-cat{margin:1.6rem 0}.dl-list{list-style:none;padding:0;margin:.6rem 0 0;display:grid;gap:.5rem}.dl-list a{display:flex;align-items:center;gap:.8rem;padding:.75rem 1rem;background:var(--card);border:1px solid var(--line);border-radius:10px;color:var(--fg);text-decoration:none}.dl-list a:hover{border-color:var(--amber);background:var(--amber-soft)}.dl-ic{color:var(--amber-ink);font-weight:700;font-size:1.1rem}.dl-name{flex:1}.dl-size{font-size:.85rem;white-space:nowrap}.reach{text-align:center;padding:2rem 1rem;margin:1.5rem 0}.reach .lede{max-width:60ch;margin:.4rem auto 0}.wa-float{position:fixed;right:18px;bottom:18px;z-index:40;background:#25d366;color:#fff;border-radius:24px;padding:10px 16px;font-size:14px;text-decoration:none;box-shadow:0 4px 14px #0000002e}.dlchat-btn{position:fixed;right:18px;bottom:72px;z-index:40;background:var(--accent);color:#fff;border:none;border-radius:24px;padding:10px 16px;font-size:14px;cursor:pointer;font-family:inherit;box-shadow:0 4px 14px #0f274238}.dlchat-btn:hover{background:var(--accent-ink)}.dlchat-panel[hidden]{display:none}.dlchat-panel{position:fixed;right:18px;bottom:124px;z-index:45;width:340px;max-width:calc(100vw - 36px);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 50px #0f274233;display:flex;flex-direction:column;overflow:hidden}.dlchat-head{display:flex;justify-content:space-between;align-items:center;background:var(--navy);color:#fff;padding:.7rem 1rem}.dlchat-x{background:none;border:none;color:#cfe0f5;font-size:1.3rem;cursor:pointer;line-height:1;padding:0 .2rem}.dlchat-msgs{height:300px;overflow-y:auto;padding:.8rem;display:flex;flex-direction:column;gap:.5rem;background:var(--bg-soft)}.dlchat-m{max-width:86%;padding:.5rem .75rem;border-radius:12px;font-size:.88rem;line-height:1.5;white-space:pre-wrap;word-break:break-word}.dlchat-m.me{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}.dlchat-m.bot{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px}.dlchat-m.bot ul{margin:.4rem 0 0;padding-left:1.1rem}.dlchat-m.bot li{margin:.2rem 0}.dlchat-form{display:flex;gap:.4rem;padding:.6rem;border-top:1px solid var(--line);background:#fff}.dlchat-form input{flex:1;padding:.5rem .7rem;border:1px solid var(--line-2);border-radius:8px;font:inherit;font-size:.88rem}.dlchat-send{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:.5rem .9rem;cursor:pointer;font-family:inherit;font-size:.88rem}.dlchat-lead{padding:0 .6rem .6rem;background:#fff}.dlchat-leadbtn{background:none;border:none;color:var(--accent);font-size:.8rem;cursor:pointer;padding:.2rem 0;font-family:inherit}.dlchat-lead form{display:flex;gap:.4rem;margin-top:.3rem}.dlchat-lead input{flex:1;padding:.45rem .7rem;border:1px solid var(--line-2);border-radius:8px;font:inherit;font-size:.85rem}@media(max-width:480px){.dlchat-panel{bottom:118px}.dlchat-msgs{height:46vh}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition-duration:.01s!important;animation-duration:.01s!important}html,.hero-track{scroll-behavior:auto!important}}.hero-dots{gap:3px}.hero-dots button{width:24px;height:24px;background:transparent;position:relative}.hero-dots button:after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:9px;height:9px;border-radius:50%;background:#ffffff6b}.hero-dots button.on:after{background:var(--amber)}.topbar a{display:inline-block;padding:.3rem 0}.topbar-langs a{padding:.3rem}@media(max-width:820px){.hero-arrow{width:44px;height:44px}.topbar a{padding:.55rem 0}.topbar-langs a{padding:.55rem .45rem}}@media(max-width:480px){.topbar{font-size:.8rem}.topbar-inner{flex-wrap:wrap;gap:0 .6rem;padding:.25rem .75rem}.topbar-inner>a:not(.tb-mail),.topbar-langs{white-space:nowrap}.topbar-inner>a:not(.tb-mail),.topbar-langs a{display:inline-flex;align-items:center;min-height:44px}.topbar-langs{display:inline-flex;align-items:center}.topbar-langs a{padding:0 .3rem}}.footer-inner .footer-h{font-family:var(--font-head);line-height:1.5}@media(prefers-reduced-motion:reduce){.card:hover,.prodcard:hover,.pumpcard:hover{transform:none!important}}.site-header nav a:focus-visible,.brand:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.15rem .55rem;margin:0 0 .4rem;padding:.35rem 0;font:500 .74rem/1.5 var(--font-head);letter-spacing:.045em;color:#56676a}.crumbs a{display:inline-flex;align-items:center;min-height:32px;color:#294b50;text-decoration:underline;text-underline-offset:4px}.crumbs a:hover{color:#203b40}.crumbs a:focus-visible{outline:3px solid #8d530f;outline-offset:3px}.partcard{border:0;border-bottom:1px solid #cbd3cc;border-radius:0;background:transparent;box-shadow:none;padding:0 0 1rem;gap:.25rem;color:#203b40;transition:border-color .2s}.partcard:hover{border-color:#203b40;box-shadow:none;transform:none}.partcard img{height:150px;padding:.6rem;margin-bottom:.75rem;background:#fff;border:1px solid #e1e6df}.partcard .ph{margin-bottom:.75rem;border-radius:0;background:#f2f4ef}.partcard .ph span{color:#3f5558;font-weight:600}.partcard strong{padding:0;color:#203b40;font:600 .92rem/1.4 var(--font-head)}.partcard .muted{padding:0;color:#56676a;font:500 .74rem/1.55 var(--font-mono)}.partcard:focus-visible{outline:3px solid #8d530f;outline-offset:4px}.chiplist a{align-items:center;min-height:40px;padding:.35rem .8rem;border:1px solid #cbd3cc;border-radius:0;background:#fff;color:#203b40;font:500 .84rem/1.4 var(--font-head)}.chiplist a:hover{border-color:#203b40;background:#f2f4ef;color:#203b40}.chiplist .muted{color:#56676a;font:500 .72rem/1.4 var(--font-mono)}.chiplist a:focus-visible{outline:3px solid #8d530f;outline-offset:3px}main.wrap .inquiry{border:0;border-top:2px solid #203b40;border-radius:0;box-shadow:none;background:#f2f4ef}main.wrap .inquiry .inquiry-title{color:#203b40;font-weight:600;letter-spacing:-.02em}main.wrap .inquiry .inquiry-field input,main.wrap .inquiry .inquiry-field textarea{border-radius:0;border-color:#8d9d9e}main.wrap .inquiry .inquiry-field label{color:#203b40;font-weight:600}main.wrap .inquiry .inquiry-actions button{border-radius:0;min-height:52px}main.wrap .inquiry .inquiry-actions button:not([data-inq-retry]){background:#203b40}main.wrap .inquiry .inquiry-actions button:not([data-inq-retry]):hover:not(:disabled){background:#31585e}main.wrap .inquiry :is(.inq-ok,.inq-error){border-radius:0}@media(prefers-reduced-motion:reduce){.partcard{transition:none}}@font-face{font-family:Plex Mono;src:url(/fonts/ibm-plex-mono-500-latin.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap;unicode-range:U+0000-00FF,U+2013-2014,U+2018-201D,U+2190-2193,U+2197-2198,U+2032-2033}:root{--ds-ink: #203b40;--ds-ink-2: #3f5558;--ds-muted: #56676a;--ds-line: #cbd3cc;--ds-line-soft: #e1e6df;--ds-tint: #f2f4ef;--ds-panel: #eceee8;--ds-accent: #8d530f;--ds-accent-on-dark: #f0c98f;--ds-deep: #1b3236;--font-mono: "Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--fg: #203b40;--ink-2: #3f5558;--muted: #56676a;--accent: #294b50;--accent-ink: #203b40;--accent-soft: #eef1ec;--line: #dfe4dc;--bg-soft: #f2f4ef;--navy: #203b40;--navy-2: #294b50;--radius: 0px}body{color:var(--ds-ink)}.brand{color:#0f2742}.brand .b-accent{color:#f1a500}.footer-brand{color:#fff}::selection{background:#f0c98f;color:#1b3236}.site-header{background:#fffffff5;border-bottom:1px solid var(--ds-line)}.site-header nav a{color:var(--ds-ink-2);letter-spacing:.01em;background-image:linear-gradient(currentColor,currentColor);background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .25s ease,color .2s}.site-header nav a:hover,.site-header nav a.on{color:var(--ds-ink);background-size:100% 1px}.site-header nav a.on{font-weight:600}.nav-cta,.nav-cta:hover{border-radius:0;background-image:none}.nav-cta:hover{background:var(--ds-ink);color:#fff}.site-header nav a:focus-visible,.brand:focus-visible{outline-color:var(--ds-accent);border-radius:0}.site-footer{background:var(--ds-deep);border-top:2px solid #f1a500;color:#d5dedb}.footer-inner p,.footer-inner a{color:#d5dedb}.footer-inner h4,.footer-inner .footer-h{color:#b9c6c3;font-family:var(--font-mono);font-weight:500;letter-spacing:.1em}.footer-inner a:hover{color:var(--ds-accent-on-dark)}.footer-inner .muted{color:#b9c6c3}.footer-inner a:focus-visible{outline:3px solid var(--ds-accent-on-dark);outline-offset:3px}.ds-eyebrow{display:block;margin:0 0 .8rem;color:var(--ds-accent);font:500 .72rem/1.6 var(--font-mono);letter-spacing:.06em}.ds-band{padding-top:clamp(2rem,4vw,3rem);margin-bottom:clamp(2.5rem,5vw,4.5rem);border-top:1px solid var(--ds-line)}.ds-h2{margin:0 0 1rem;color:var(--ds-ink);font:600 clamp(1.7rem,2.6vw,2.7rem)/1.25 var(--font-head);letter-spacing:-.035em;text-wrap:balance}.ds-primary{display:flex;align-items:center;justify-content:space-between;gap:2rem;width:min(100%,22rem);min-height:52px;padding:.8rem 1rem;background:var(--ds-ink);color:#fff;border:1px solid var(--ds-ink);font-weight:600;text-decoration:none;transition:background .2s}.ds-primary:hover{background:#31585e;color:#fff;text-decoration:none}.ds-link{display:inline-flex;align-items:center;gap:.8rem;min-height:44px;color:#294b50;font-size:.86rem;font-weight:600;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}.ds-link:hover{color:var(--ds-ink);text-decoration-thickness:2px}.ds-grid-paper{background-color:var(--ds-tint);background-image:linear-gradient(rgba(32,59,64,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(32,59,64,.045) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px}.ds-plate{position:relative;background:var(--ds-panel)}.ds-plate:before,.ds-plate:after{content:"";position:absolute;width:14px;height:14px;pointer-events:none;border-color:var(--ds-ink);border-style:solid;opacity:.55}.ds-plate:before{top:8px;left:8px;border-width:1px 0 0 1px}.ds-plate:after{right:8px;bottom:8px;border-width:0 1px 1px 0}.ds-caption{font:500 .7rem/1.5 var(--font-mono);letter-spacing:.04em;color:var(--ds-muted)}:where(main) :is(a,button,input,textarea,select,summary):focus-visible{outline-color:var(--ds-accent)}@media(prefers-reduced-motion:reduce){.site-header nav a,.ds-primary{transition:none}}:root:lang(zh){--font-mono: "Plex Mono", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", ui-monospace, monospace}:root:lang(zh) :is(h1,.hero-title){letter-spacing:.01em!important;line-height:1.3!important}:root:lang(zh) h2{letter-spacing:.01em!important;line-height:1.42!important}:root:lang(zh) h3{letter-spacing:.01em}:root:lang(zh) :is(.ds-eyebrow,.ds-caption,.ds-titlebar,.ds-stats dt,.ds-index-n,.ds-index-count,.ds-count,.footer-inner h4,.footer-inner .footer-h,.chiplist .muted,.part-specs thead th,.parts-category h2 .muted,.ptype h3 .muted,.contact-kicker,.contact-section-label,.contact-channel-label,.contact-other dt,.home-eyebrow,.home-hero-top,.home-index-number,.home-product-number,.home-list-number,.home-search-head>span,.home-product-count,.part-eyebrow,.parts-intro-top,.parts-counts dt,.parts-cat-n,.parts-cat-count,.valve-kicker,.valve-facts dt,.valve-variants a span,.valve-portrait figcaption,.valve-comparison thead th,.hero-panel .kicker){letter-spacing:0!important;font-variant-numeric:tabular-nums}:root:lang(zh) .part-section>h2:first-child:before,:root:lang(zh) .valve-gallery span:before{letter-spacing:0!important;font-variant-numeric:tabular-nums}.hero-panel{background-color:var(--ds-tint);color:var(--ds-ink);border-radius:0;border-top:1px solid var(--ds-line);border-bottom:1px solid var(--ds-line);background-image:linear-gradient(rgba(32,59,64,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(32,59,64,.045) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px;padding:clamp(1.8rem,4vw,3rem) clamp(1.1rem,3vw,2.6rem);margin:.6rem 0 clamp(2.5rem,5vw,4rem)}.hero-panel h1{color:var(--ds-ink);font:600 clamp(2.2rem,3.6vw,4rem)/1.13 var(--font-head);letter-spacing:-.045em;max-width:24ch;text-wrap:balance}.hero-panel .lede{color:var(--ds-ink-2);max-width:64ch;font-size:.98rem;line-height:1.8}.hero-panel .kicker{color:var(--ds-accent);font:500 .72rem/1.6 var(--font-mono);letter-spacing:.06em;text-transform:none}.btn{border-radius:0;min-height:48px;display:inline-flex;align-items:center;gap:.6rem;font-weight:600;transition:background .2s,color .2s,border-color .2s}.btn-primary{background:var(--ds-ink);color:#fff;border-color:var(--ds-ink)}.btn-primary:hover{background:#31585e;color:#fff}.btn-ghost,.btn-line{background:transparent;color:var(--ds-ink);border-color:var(--ds-ink)}.btn-ghost:hover,.btn-line:hover{background:var(--ds-tint);color:var(--ds-ink);border-color:var(--ds-ink)}.cta{background:var(--ds-tint);border:0;border-top:2px solid var(--ds-ink);border-radius:0;color:var(--ds-ink-2)}.cta a{color:#294b50;font-weight:600}.cta-band{background:#fff;color:var(--ds-ink);border-radius:0;border:0;border-top:2px solid var(--ds-ink);border-bottom:1px solid var(--ds-line);padding:1.6rem 0}.cta-band h2{color:var(--ds-ink)}.cta-band p{color:var(--ds-ink-2)}.cta-band .btn-light{background:var(--ds-ink);color:#fff;border-color:var(--ds-ink)}.cta-band .btn-light:hover{background:#31585e;color:#fff}.section-band{border-radius:0;border:0;border-top:2px solid var(--ds-ink);background:var(--ds-tint)}.cat-tag,.fitlist li{border-radius:0}@media(max-width:600px){.hero-panel h1{font-size:clamp(2rem,9vw,3rem)}}@media(prefers-reduced-motion:reduce){.btn{transition:none}}.wa-float{background:#0b6b3a;color:#fff}.wa-float:hover{background:#095a31;color:#fff}.tl-item strong,.case-year{color:var(--ds-accent)}main .explorer .anatomy-credit a{text-decoration:underline;text-underline-offset:3px}main span.lrs-stepnum.lrs-stepnum{color:#7a4709;background:#fdf3dd;border-radius:0}.doc-cover-missing{display:grid;place-content:center;gap:.35rem;box-sizing:border-box;width:232px;max-width:100%;aspect-ratio:232 / 300;padding:.6rem;border:1px dashed var(--ds-line, #cbd3cc);background:repeating-linear-gradient(135deg,#f2f4ef 0 6px,#eceee8 6px 7px);color:#56676a;text-align:center}.doc-cover-missing>span{font:600 1.1rem/1 var(--font-head);color:#203b40}.doc-cover-missing small{font:500 .75rem/1.35 var(--font-mono, monospace);letter-spacing:.02em}.valve-document-read .doc-cover-missing{width:85px;height:120px;aspect-ratio:auto;flex-shrink:0;padding:.3rem}@media(prefers-reduced-motion:no-preference){@view-transition{navigation:auto}::view-transition-old(root){animation:.16s cubic-bezier(.4,0,1,1) both ds-vt-out}::view-transition-new(root){animation:.24s cubic-bezier(0,0,.2,1) 40ms both ds-vt-in}.site-header{view-transition-name:site-header}.ds-titlebar,.parts-intro-top,.home-hero-top{view-transition-name:ds-titlebar}.atlas{view-transition-name:part-atlas}::view-transition-group(site-header){animation-duration:0s}::view-transition-group(ds-titlebar),::view-transition-group(part-atlas){animation-duration:.28s;animation-timing-function:cubic-bezier(.2,0,0,1)}}@keyframes ds-vt-out{to{opacity:0;transform:translateY(-6px)}}@keyframes ds-vt-in{0%{opacity:0;transform:translateY(8px)}}