/* R83: only the three configurator landing pages; no demo or global styles. */
body.r83-configs{--c83-ink:#193d43;--c83-muted:#526762;--c83-paper:#fffdf8;--c83-soft:#eaf0e8;--c83-line:#c5d0c7;--c83-bronze:#906839;background:#f5f2e9;color:var(--c83-ink)}
.r83-configs header,.r83-configs main,.r83-configs footer{width:min(1320px,calc(100% - 64px));max-width:1320px;margin-inline:auto}.r83-configs main{padding-bottom:24px}.r83-configs main>*{min-width:0}.r83-configs p{font-size:17px;line-height:1.65;color:var(--c83-muted)}.r83-configs h1,.r83-configs h2,.r83-configs h3{hyphens:none;word-break:normal;overflow-wrap:normal;text-wrap:balance}.r83-configs h2{font-size:clamp(28px,3vw,40px);line-height:1.18;margin:0 0 18px}.r83-configs h3{font-size:23px;line-height:1.3;margin:0 0 14px}.r83-configs figure{margin:0}.r83-configs img{display:block;width:100%;height:auto;max-width:100%}.r83-configs .c83-kicker{font-size:12px;letter-spacing:.09em;font-weight:700;line-height:1.6;color:var(--c83-bronze);margin:0 0 14px;text-transform:uppercase}.r83-configs .c83-note{font-size:13px;line-height:1.6;margin:18px 0 0}.r83-configs a:focus-visible,.r83-configs summary:focus-visible,.r83-configs button:focus-visible{outline:3px solid #906839;outline-offset:4px}.r83-configs [id]{scroll-margin-top:24px}.r83-configs .c83-btn{display:inline-flex;align-items:center;justify-content:space-between;gap:20px;min-height:52px;padding:14px 20px;background:var(--c83-ink);color:#fffdf8;font-size:15px;line-height:1.45;font-weight:600;text-decoration:none;border:1px solid var(--c83-ink);border-radius:5px}.r83-configs .c83-btn:hover{background:#28564e}.r83-configs .c83-link{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:15px;font-weight:600;line-height:1.45;text-underline-offset:5px}.c83-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px 24px;margin-top:26px}
.r83-configs .c83-hero{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.08fr);align-items:center;gap:clamp(26px,4vw,56px);padding:56px 0 68px;margin:0;border:0}.c83-hero h1{font-size:clamp(35px,3.7vw,52px);line-height:1.1;letter-spacing:-.045em;max-width:none;margin:0 0 24px}.c83-hero h1 span{display:block}.c83-hero-copy>p{max-width:57ch}.c83-hero-copy .c83-lead{font-size:21px;line-height:1.55;margin:0 0 16px}.c83-frame{background:#edf0e9;border:1px solid var(--c83-line);border-radius:11px;overflow:hidden;box-shadow:0 22px 32px -32px #203a3277}.c83-frame>img{aspect-ratio:3/2;object-fit:contain}.c83-figure-head{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:46px;padding:12px 20px;border-bottom:1px solid var(--c83-line);font-size:12px;line-height:1.5}.c83-figure-head>:last-child{color:var(--c83-muted)}.c83-frame figcaption{padding:18px 22px;background:var(--c83-paper);border-top:1px solid var(--c83-line);font-size:14px;line-height:1.6}.c83-frame figcaption span{display:block;color:var(--c83-muted);font-size:12px;margin-top:5px}.c83-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin:0;background:var(--c83-paper);border-top:1px solid var(--c83-line)}.c83-facts>div{padding:18px;min-width:0;border-right:1px solid var(--c83-line)}.c83-facts>div:last-child{border-right:0}.c83-facts dt{font-size:12px;line-height:1.5;color:var(--c83-muted);margin-bottom:7px}.c83-facts dd{font-size:19px;line-height:1.35;font-weight:600;margin:0}.c83-facts dd small{font-size:13px}.c83-valves{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding:28px 18px}.c83-valves>div{background:white;border:1px solid var(--c83-line);border-radius:6px;padding:10px}.c83-valves img{aspect-ratio:1/1.1;object-fit:contain}.c83-valves strong{display:block;font-size:13px;text-align:center;margin:8px 0}.c83-mosaic{display:grid;grid-template-columns:1fr 1fr}.c83-mosaic>div{min-width:0;border-right:1px solid var(--c83-line);border-bottom:1px solid var(--c83-line)}.c83-mosaic img{aspect-ratio:1.5;object-fit:contain;background:#edf0e9}.c83-mosaic strong{display:flex;gap:9px;align-items:center;padding:18px 13px;min-height:60px;background:var(--c83-paper);font-size:14px;line-height:1.5}.c83-mosaic strong span{color:var(--c83-bronze);font-size:11px}.c83-mosaic .c83-mini-valves{display:flex;background:#edf0e9;aspect-ratio:1.5;align-items:center;padding:14px;gap:8px}.c83-mini-valves img{width:calc((100% - 16px)/3);aspect-ratio:1;object-fit:contain;background:white}
.r83-configs .c83-section{padding:58px 0;margin:0;border-top:1px solid var(--c83-line)}.c83-section-head{max-width:820px;margin-bottom:30px}.c83-section-head>p:last-child{margin:0;max-width:77ch}.c83-number{display:block;color:var(--c83-bronze);font-size:12px;font-weight:700;letter-spacing:.06em;margin-bottom:17px}.c83-split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.c83-evidence-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:42px;align-items:center}.c83-evidence .c83-frame{background:#fffdf8}.c83-evidence .c83-frame>img{aspect-ratio:auto;object-fit:contain}.c83-evidence-values{margin:24px 0 0;display:grid;gap:0;border-top:1px solid var(--c83-line)}.c83-evidence-values>div{padding:17px 0;border-bottom:1px solid var(--c83-line)}.c83-evidence-values dt{font-size:13px;color:var(--c83-muted);margin-bottom:5px}.c83-evidence-values dd{font-size:23px;line-height:1.3;font-weight:600;margin:0}.c83-sequence{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.c83-sequence li{min-width:0;padding:22px 0 0;border-top:2px solid #b3c4b7}.c83-sequence h3{font-size:20px}.c83-sequence p{font-size:15px;margin:0}.c83-three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.c83-three article{min-width:0;border-left:2px solid #b3c4b7;padding-left:22px}.c83-three h3{font-size:22px}.c83-three p{font-size:16px;margin:0}.c83-products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.c83-product{min-width:0;background:var(--c83-paper);border:1px solid var(--c83-line);border-radius:11px;overflow:hidden}.c83-product figure{background:#edf0e9}.c83-product figure img{aspect-ratio:4/3;object-fit:contain}.c83-product figcaption{font-size:11px;line-height:1.5;color:var(--c83-muted);padding:10px 18px;border-top:1px solid var(--c83-line);background:#f0f3ec}.c83-product-copy{padding:26px}.c83-product-copy h3{font-size:27px;margin-bottom:22px}.c83-product dl{display:grid;gap:15px;margin:0}.c83-product dl>div{display:grid;grid-template-columns:100px minmax(0,1fr);gap:15px}.c83-product dt{font-size:12px;font-weight:600;line-height:1.6}.c83-product dd{margin:0;font-size:15px;line-height:1.6;color:var(--c83-muted)}.c83-product .c83-actions{gap:7px 20px;margin-top:22px}.c83-product .c83-question{font-size:20px;line-height:1.45;color:var(--c83-ink);margin:0 0 18px}.c83-product .c83-result{border-left:3px solid #a7b99b;padding-left:15px;margin:18px 0;font-size:15px}.c83-compact{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:28px;padding:28px;background:#e9eee5;border-radius:10px}.c83-compact article{min-width:0}.c83-compact h3{font-size:23px}.c83-compact p{font-size:15px;margin:0}.c83-banner{padding:30px;background:#e6ede4;border:1px solid var(--c83-line);border-radius:10px;margin-top:30px}.c83-banner h3{font-size:25px}.c83-banner p{margin:0;font-size:16px}.c83-two-entries{display:grid;grid-template-columns:1fr 1fr;gap:28px}.c83-two-entries article{padding:28px;border:1px solid var(--c83-line);border-radius:10px;background:var(--c83-paper)}.c83-two-entries p{font-size:16px}.c83-example-flow{display:flex;align-items:center;flex-wrap:wrap;gap:10px 14px;font-size:14px;line-height:1.5;margin-top:22px}.c83-example-flow span{padding:10px 14px;border:1px solid var(--c83-line);background:var(--c83-paper);border-radius:5px}.c83-example-flow b{color:var(--c83-bronze)}.c83-compare{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}.c83-compare article{padding:20px;background:var(--c83-paper);border:1px solid var(--c83-line);border-radius:8px}.c83-compare h3{font-size:22px}.c83-compare dl{margin:0;display:grid;gap:14px}.c83-compare dt{font-size:12px;color:var(--c83-muted)}.c83-compare dd{font-size:15px;margin:4px 0 0;font-weight:600}.c83-proof-screenshot{margin-top:30px}.c83-proof-screenshot>summary{cursor:pointer;min-height:52px;padding:15px 0;font-size:16px;font-weight:600}.c83-proof-screenshot figure{max-width:950px;margin-top:12px}.c83-proof-screenshot figcaption{font-size:13px;padding-top:14px;color:var(--c83-muted)}.c83-proof-screenshot img{border:1px solid var(--c83-line);border-radius:8px}.r83-configs .c83-faq{display:grid;grid-template-columns:minmax(0,.65fr) minmax(0,1.35fr);gap:54px}.c83-faq-list details{border-top:1px solid var(--c83-line);padding:0;background:transparent;border-radius:0;margin:0}.c83-faq-list details:last-child{border-bottom:1px solid var(--c83-line)}.c83-faq-list summary{display:flex;list-style:none;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;min-height:64px;padding:18px 0;font-size:17px;line-height:1.5;font-weight:600}.c83-faq-list summary::-webkit-details-marker{display:none}.c83-faq-list summary::after{content:'+';font-size:24px;line-height:1;font-weight:400;color:var(--c83-bronze);flex:none}.c83-faq-list details[open]>summary::after{content:'−'}.c83-faq-list details p{font-size:16px;line-height:1.7;margin:0;padding:0 25px 24px 0}.c83-related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:34px 0}.c83-related a{display:flex;justify-content:space-between;gap:20px;padding:20px 0;min-height:64px;font-size:16px;font-weight:600;line-height:1.5;border-top:1px solid var(--c83-line);text-decoration:none}.c83-related a:hover{text-decoration:underline}.r83-configs .c83-contact{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center;padding:38px;margin:25px 0;background:#203e37;color:#fffdf8;border-radius:11px}.c83-contact h2{color:#fffdf8;max-width:26ch;font-size:35px}.c83-contact .c83-kicker{color:#d8bd88}.c83-contact p{color:#dce5dc;font-size:16px;margin-bottom:0}.r83-configs .c83-contact .c83-btn{background:#fffdf8;color:var(--c83-ink);border-color:#fffdf8;max-width:330px}.c83-plan .r77-plan-controls{padding:12px}.c83-plan .r77-plan-panel{background:#edf0e9}.c83-plan .r77-plan-panel img{height:auto;object-fit:contain;aspect-ratio:1.6}.c83-plan .r77-plan-dimensions{font-size:14px}.c83-plan .r77-plan-dimensions strong{font-size:17px}.c83-plan .r76-visual-top{font-size:12px;padding:14px 18px}
@media(max-width:1100px){.r83-configs .c83-hero{gap:30px}.c83-hero h1{font-size:38px}.c83-hero-copy .c83-lead{font-size:19px}.c83-hero .c83-actions{align-items:flex-start;flex-direction:column;gap:6px}.c83-facts>div{padding:14px}.c83-facts dd{font-size:17px}.c83-valves{gap:8px;padding:22px 12px}.c83-valves>div{padding:7px}.c83-three,.c83-sequence{grid-template-columns:1fr 1fr}.c83-evidence-layout{gap:28px}.c83-contact{grid-template-columns:1fr!important;gap:22px!important}.c83-faq{gap:32px!important}.c83-product-copy{padding:22px}.c83-product-copy h3{font-size:25px}}
@media(max-width:760px){.r83-configs header,.r83-configs main,.r83-configs footer{width:calc(100% - 36px)}.r83-configs header{gap:12px}.r83-configs .brand{font-size:23px}.r83-configs .brand span{font-size:10px}.r83-configs .header-link{font-size:13px;gap:7px}.r83-configs p{font-size:16px}.r83-configs h2{font-size:30px}.r83-configs .c83-kicker{font-size:11px}.r83-configs .c83-hero{grid-template-columns:1fr;padding:28px 0 40px;gap:28px}.c83-hero h1{font-size:clamp(32px,7.5vw,44px);margin-bottom:22px}.c83-hero-copy .c83-lead{font-size:19px}.c83-hero .c83-actions{flex-direction:row;align-items:center;gap:8px 18px}.c83-hero .c83-overview-art{display:none}.c83-frame figcaption{padding:16px 18px}.c83-figure-head{padding:12px 16px;font-size:11px}.c83-facts{grid-template-columns:1fr}.c83-facts>div{display:flex;align-items:center;justify-content:space-between;gap:16px;border-right:0;border-bottom:1px solid var(--c83-line);padding:14px 18px}.c83-facts>div:last-child{border-bottom:0}.c83-facts dt{margin:0;font-size:13px}.c83-facts dd{font-size:20px}.c83-valves{padding:20px 14px;gap:9px}.c83-valves img{aspect-ratio:1/1.35}.r83-configs .c83-section{padding:40px 0}.c83-section-head{margin-bottom:25px}.c83-evidence-layout,.c83-split,.c83-products,.c83-two-entries,.c83-compact,.c83-faq,.c83-related{grid-template-columns:1fr!important}.c83-evidence-layout{gap:24px}.c83-evidence-values{margin-top:18px}.c83-evidence-values dd{font-size:22px}.c83-three,.c83-sequence{grid-template-columns:1fr;gap:25px}.c83-three h3,.c83-sequence h3{font-size:23px}.c83-three p,.c83-sequence p{font-size:16px}.c83-sequence li{padding-top:20px}.c83-product-copy{padding:24px 20px}.c83-product-copy h3{font-size:26px}.c83-product dl>div{grid-template-columns:1fr;gap:4px}.c83-product dd{font-size:16px}.c83-product figcaption{font-size:11px;padding:10px 14px}.c83-compact{padding:24px 20px;gap:24px}.c83-banner{padding:24px 20px}.c83-two-entries article{padding:24px 20px}.c83-example-flow{align-items:stretch;flex-direction:column;gap:7px}.c83-example-flow b{align-self:center;transform:rotate(90deg)}.c83-compare{gap:12px}.c83-compare article{padding:18px 14px}.c83-compare h3{font-size:21px}.c83-compare dd{font-size:14px}.c83-faq-list summary{font-size:16px;min-height:68px;gap:16px}.c83-faq-list details p{font-size:15px;padding-right:0}.c83-related{gap:0;margin:25px 0}.c83-contact{padding:28px 22px!important;gap:22px!important}.c83-contact h2{font-size:29px}.r83-configs .c83-contact .c83-btn{width:100%;max-width:none}.c83-plan .r77-plan-dimensions{display:grid;grid-template-columns:1fr}.c83-plan .r77-plan-dimensions>span{border:0}.r83-configs footer{font-size:12px}.r83-configs header nav{gap:10px}.r83-configs header nav a{font-size:12px;min-height:44px}.r83-configs .r44-breadcrumb{font-size:12px}}
@media(max-width:420px){.c83-hero .c83-actions{align-items:stretch;flex-direction:column}.c83-hero .c83-actions .c83-link{justify-content:center}.c83-product .c83-actions{align-items:stretch;flex-direction:column}.c83-product .c83-actions .c83-link{justify-content:center}.c83-compare{grid-template-columns:1fr}.c83-compare article{padding:20px}.c83-compare dl>div{display:grid;grid-template-columns:100px 1fr;gap:12px}.c83-compare dd{margin:0}.r83-configs header nav a.contact{display:none}}
/* Keep overview facts independent from the application-example definition lists. */
.r83-configs .c83-product .c83-facts>div{display:block}
.r83-configs .c83-product .c83-facts dd{font-size:18px;margin-top:6px;color:var(--c83-ink)}
@media(max-width:760px){.r83-configs .c83-product .c83-facts>div{display:flex}.r83-configs .c83-product .c83-facts dd{margin:0}}
@media(max-width:420px){.r83-configs #r67-config-2{font-size:24px}}
.c83-original{margin-top:20px}.c83-original summary{min-height:48px;padding:12px 0;cursor:pointer;font-size:15px;font-weight:600}.c83-original figure{max-width:700px;background:#fff;border:1px solid var(--c83-line);border-radius:8px;overflow:hidden}.c83-original figcaption{padding:14px;font-size:12px;color:var(--c83-muted);line-height:1.5}
@media(max-width:760px){.c83-original img{display:none}.c83-original figure{padding:10px}.c83-original figcaption{font-size:13px;padding:8px}}
@media(min-width:761px) and (max-width:1100px){.r83-configs .c83-product .c83-facts{grid-template-columns:1fr}.r83-configs .c83-product .c83-facts>div{display:flex;justify-content:space-between;align-items:center;gap:18px;border:0;border-bottom:1px solid var(--c83-line)}.r83-configs .c83-product .c83-facts>div:last-child{border-bottom:0}.r83-configs .c83-product .c83-facts dd{margin:0}}