.chlp{--chlp-soft:#f2f6f8;--chlp-muted:#4d6171;--chlp-line:#d6e1e6;color:var(--ink);padding-bottom:12px}.chlp *{box-sizing:border-box}.chlp .container{width:calc(100% - 96px);max-width:1248px}.chlp a{touch-action:manipulation}.chlp [id]{scroll-margin-top:80px}.chlp .eyebrow{color:#255b88;font-size:11px;letter-spacing:.15em}.chlp h2{font-size:clamp(30px,3.1vw,44px);line-height:1.1;letter-spacing:-.05em;text-wrap:balance}.chlp h3{font-size:22px;line-height:1.22;letter-spacing:-.035em}.chlp p{line-height:1.65}.chlp-breadcrumb{display:flex;gap:10px;font-size:12px;padding-top:24px;padding-bottom:26px;color:var(--chlp-muted)}.chlp-breadcrumb a{text-decoration:underline;text-underline-offset:3px}.chlp-hero{display:grid;grid-template-columns:.95fr 1.05fr;gap:55px;align-items:center;padding-bottom:42px}.chlp-hero-copy{padding:26px 0}.chlp-hero h1{font-size:clamp(42px,4.5vw,66px);line-height:1.04;letter-spacing:-.06em;margin:22px 0}.chlp-hero h1 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18px;min-height:46px}.chlp-footnote{font-size:12px;color:var(--chlp-muted);margin-top:21px;max-width:1000px}.chlp-addon{margin-top:30px;border:1px solid var(--chlp-line);border-radius:5px;display:grid;grid-template-columns:190px 1fr;align-items:center;padding:26px 35px;gap:30px;background:#f7f9fa}.chlp-addon-image{height:160px}.chlp-addon img{object-fit:contain;height:100%;mix-blend-mode:multiply}.chlp-addon h3{margin:10px 0}.chlp-addon p:not(.eyebrow){font-size:14px;color:var(--chlp-muted);max-width:770px}.chlp-addon .chlp-text-link{margin-top:16px}.chlp-table-wrap{overflow:auto;border:1px solid var(--chlp-line);border-radius:4px;background:#fff}.chlp-table{width:100%;border-collapse:collapse;min-width:640px;text-align:left;font-size:14px}.chlp-table caption{text-align:left;padding:16px 22px;background:#e7eef3;font-size:12px;color:#37566e}.chlp-table th,.chlp-table td{padding:19px 22px;border-bottom:1px solid 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20px}.chlp-why>div>p:not(.eyebrow){font-size:15px;color:var(--chlp-muted)}.chlp-why-list>div{display:flex;gap:20px;padding:23px 0;border-bottom:1px solid var(--chlp-line)}.chlp-why-list>div:first-child{padding-top:0}.chlp-why-list>div>span{font-size:16px;color:#386f8e}.chlp-why-list h3{font-size:20px}.chlp-why-list p{font-size:13px;color:var(--chlp-muted);margin-top:8px}.chlp-faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.chlp-faq h2{margin:16px 0 20px}.chlp-faq>div>p:not(.eyebrow){font-size:15px;color:var(--chlp-muted)}.chlp-faq details{border-bottom:1px solid #cbd9e2}.chlp-faq summary{padding:22px 0;display:flex;gap:22px;align-items:center;justify-content:space-between;list-style:none;font-size:15px;line-height:1.45;cursor:pointer;font-weight:500}.chlp-faq summary::-webkit-details-marker{display:none}.chlp-faq summary>span{font-size:23px;flex-shrink:0;font-weight:400;color:#416985}.chlp-faq details[open] summary>span{transform:rotate(45deg)}.chlp-faq details>p{padding:0 25px 23px 0;font-size:14px;color:var(--chlp-muted)}.chlp-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.chlp-related-grid>a{padding:28px;border:1px solid var(--chlp-line);border-radius:4px;display:flex;flex-direction:column}.chlp-related-grid>a:hover{background:#f4f7f9}.chlp-related-grid span{font-size:11px;color:#3d6584}.chlp-related-grid h3{margin:20px 0 12px;font-size:23px}.chlp-related-grid p{font-size:13px;color:var(--chlp-muted)}.chlp-related-grid b{font-weight:400;align-self:flex-end;font-size:25px;margin-top:15px}.chlp-final{padding:45px;background:#eaf2f8;border-radius:5px;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}.chlp-final h2{margin:14px 0}.chlp-final p:not(.eyebrow){color:var(--chlp-muted);font-size:14px;max-width:700px}.chlp-final>div:last-child{display:flex;flex-direction:column;align-items:center;gap:16px}.chlp-sources{padding-top:35px;padding-bottom:50px;color:var(--chlp-muted)}.chlp-sources 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@media(min-width:1450px){.chlp-hero-visual{height:510px}}
@media(max-width:1100px){.chlp-hero{gap:30px}.chlp-hero-visual{height:430px}.chlp-concerns{grid-template-columns:repeat(2,1fr)}.chlp-answer,.chlp-water-check,.chlp-why,.chlp-faq{gap:45px}.chlp-product-bottom{align-items:flex-start;flex-direction:column}.chlp-product-bottom .btn{width:100%}.chlp-final{gap:30px}.chlp-stages{gap:20px}}
@media(max-width:800px){.chlp .container{width:calc(100% - 44px)}.chlp-breadcrumb{font-size:11px;padding:20px 0}.chlp-hero{grid-template-columns:1fr;gap:24px;padding-bottom:25px}.chlp-hero-copy{padding:7px 0}.chlp-hero h1{font-size:49px;max-width:580px;margin:18px 0}.chlp-deck{font-size:16px;max-width:580px}.chlp-hero-visual{height:340px}.chlp-hero-visual img{object-position:center 57%}.chlp-facts{gap:14px;padding:24px 0}.chlp-facts>div+div{padding-left:14px}.chlp-facts span{font-size:10px}.chlp-facts strong{font-size:16px}.chlp-jumps>.container{gap:27px}.chlp-jumps a{font-size:12px}.chlp-section{padding-top:52px;padding-bottom:52px}.chlp-answer,.chlp-water-check,.chlp-why,.chlp-faq{grid-template-columns:1fr;gap:26px}.chlp-products{grid-template-columns:1fr;gap:24px}.chlp-product-image{height:340px}.chlp-product-bottom{flex-direction:row;align-items:flex-end}.chlp-product-bottom .btn{width:auto}.chlp-addon{grid-template-columns:130px 1fr;gap:25px;padding:25px}.chlp-addon-image{height:135px}.chlp-stages{grid-template-columns:repeat(2,1fr);gap:30px}.chlp-install-steps{gap:25px}.chlp-install-steps h3{font-size:20px}.chlp-install-steps p{font-size:13px}.chlp-related-grid{grid-template-columns:1fr}.chlp-related-grid>a{padding:25px}.chlp-related-grid h3{margin-top:12px}.chlp-related-grid b{margin-top:6px}.chlp-final{grid-template-columns:1fr;padding:30px;gap:25px}.chlp-final>div:last-child{align-items:flex-start}.chlp-faq summary{padding:20px 0}.chlp-check-panel{padding:25px}.chlp-sources{padding-top:30px}}
@media(max-width:480px){.chlp-hero h1{font-size:42px}.chlp-hero-cta{width:100%;min-height:52px}.chlp-hero-visual{height:280px}.chlp-hero-visual figcaption{padding:12px;left:12px;right:12px;bottom:12px}.chlp-hero-visual figcaption strong{font-size:13px}.chlp-hero-visual figcaption span{font-size:9px}.chlp-facts strong{font-size:14px}.chlp-facts{gap:10px}.chlp-facts>div+div{padding-left:10px}.chlp-concerns{gap:12px}.chlp-concern{padding:20px 16px}.chlp-concern h3{font-size:19px}.chlp-concern>p{font-size:12px;margin:12px 0 18px}.chlp-concern-index{margin-bottom:21px}.chlp-concern-link{font-size:11px}.chlp-product-image{height:290px;padding:43px 25px 20px}.chlp-product-body{padding:24px 22px}.chlp-product-body h3{font-size:25px}.chlp-product-bottom{align-items:flex-start;flex-direction:column;gap:17px}.chlp-product-bottom .btn{width:100%}.chlp-addon{grid-template-columns:1fr;gap:15px;padding:25px}.chlp-addon-image{width:170px;height:125px;margin:auto}.chlp-addon h3{font-size:23px}.chlp-install-steps{grid-template-columns:1fr;gap:30px}.chlp-install-steps h3{font-size:24px}.chlp-install-steps p{font-size:14px}.chlp-step-number{margin-bottom:15px}.chlp-stages h3{font-size:19px}.chlp-stages p{font-size:12px}.chlp-final .btn{width:100%}.chlp-final>div:last-child{align-items:stretch;text-align:center}.chlp-faq summary{font-size:14px}.chlp-faq details>p{font-size:13px}}
@media(prefers-reduced-motion:reduce){.chlp *{scroll-behavior:auto!important;transition:none!important}}


.chlp-hero-finder{margin:18px 0 0 18px}.chlp-finder{border-bottom:1px solid var(--chlp-line)}.chlp-finder-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.chlp-finder-option{display:grid;grid-template-columns:1fr auto;gap:26px 16px;border:1px solid var(--chlp-line);border-radius:5px;padding:25px;background:#f8fafb;transition:background .2s,border-color .2s}.chlp-finder-option:hover,.chlp-finder-option[aria-pressed=true]{border-color:#2b6593;background:#eaf3fa}.chlp-finder-number{grid-column:1/-1;color:#427296;font-size:12px}.chlp-finder-option strong{font-size:20px;font-weight:500;line-height:1.35;letter-spacing:-.025em;max-width:270px}.chlp-finder-result{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:28px;margin-top:22px;background:#142b42;color:#fff;border-radius:5px}.chlp-finder-result .eyebrow{color:#b8d7ee}.chlp-finder-result p{font-size:14px;margin-top:10px;max-width:760px}.chlp-finder-result .btn{flex-shrink:0;background:#fff;color:#142b42}.chlp-system-form{margin-top:auto}.chlp-variants{border:0;padding:0;margin:0;min-width:0}.chlp-variants legend{font-size:13px;font-weight:600;margin-bottom:12px}.chlp-variants>div{display:grid;grid-template-columns:1fr 1fr;gap:12px}.chlp-variant{position:relative;display:block;min-width:0;cursor:pointer}.chlp-variant input{position:absolute;top:16px;left:14px;accent-color:#23659b;width:16px;height:16px;margin:0}.chlp-variant>span{display:flex;flex-direction:column;border:1px solid #cbd9e2;border-radius:4px;padding:15px 12px 13px 39px;min-height:112px;background:#fff}.chlp-variant input:checked+span{border:2px solid #26689c;background:#edf5fc;padding:14px 11px 12px 38px}.chlp-variant input:focus-visible+span{outline:3px solid #6c9fca;outline-offset:3px}.chlp-variant strong{font-size:14px;line-height:1.4;font-weight:600}.chlp-variant small{font-size:11px;line-height:1.5;margin-top:4px;color:var(--chlp-muted)}.chlp-variant b{font-size:15px;font-weight:500;margin-top:8px}.chlp-variant em{font-size:10px;font-style:normal;margin-top:3px}.chlp-size-note{font-size:11px;color:var(--chlp-muted);margin:12px 0 22px}.chlp-product-detail{margin:20px 0 4px;align-self:flex-start}.chlp button:disabled{opacity:.55;cursor:not-allowed}.chlp-disclosure{border-top:1px solid var(--chlp-line);border-bottom:1px solid var(--chlp-line);margin-top:23px}.chlp-disclosure summary{display:flex;justify-content:space-between;gap:18px;align-items:center;list-style:none;padding:17px 0;font-size:13px;font-weight:600;cursor:pointer;line-height:1.5}.chlp-disclosure summary::-webkit-details-marker{display:none}.chlp-disclosure summary>span{font-size:22px;font-weight:400}.chlp-disclosure[open] summary>span{transform:rotate(45deg)}.chlp-disclosure>p,.chlp-disclosure>div{font-size:13px;line-height:1.65;color:var(--chlp-muted);padding:0 0 20px}.chlp-included h4{color:var(--ink);font-size:12px;margin:15px 0 7px}.chlp-included 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0}.chlp-walkthrough-scope{font-size:14px;color:var(--chlp-muted);max-width:800px;margin-bottom:30px}.chlp-walkthrough .pdp-section,.chlp-maker-proof .pdp-section,.chlp-reviews .pdp-section{padding:0;margin:0;border:0}.chlp-walkthrough .visual-heading{margin-bottom:30px}.chlp-walkthrough .pdp-section-heading .eyebrow{margin-bottom:13px}.chlp-walkthrough .pdp-section-heading p{font-size:15px;color:var(--chlp-muted);margin-top:16px}.chlp-walkthrough .visual-stage-description{font-size:13px}.chlp-care-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.chlp-care-grid article{border:1px solid var(--chlp-line);padding:29px;border-radius:5px}.chlp-care-timing{display:inline-block;font-size:10px;line-height:1.5;color:#2d5f88;background:#eaf2f8;border-radius:2px;padding:7px 10px}.chlp-care-grid h3{margin:22px 0 12px;font-size:23px}.chlp-care-grid p{font-size:13px;color:var(--chlp-muted)}.chlp-care-extra{display:flex;justify-content:space-between;align-items:center;gap:35px;background:#f2f6f8;border-radius:5px;padding:26px 29px;margin-top:24px}.chlp-care-extra h3{font-size:20px}.chlp-care-extra p{font-size:13px;color:var(--chlp-muted);margin-top:9px;max-width:820px}.chlp-care-extra>a{flex-shrink:0;max-width:240px}.chlp-care-links{display:flex;gap:16px 28px;flex-wrap:wrap;font-size:11px;line-height:1.6;margin-top:23px}.chlp-care-links a{text-decoration:underline;text-underline-offset:3px}.chlp-maker-proof .manufacturer-proof-heading .eyebrow{font-size:11px}.chlp-reviews .manufacturer-review-card{border-radius:5px}.chlp-guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.chlp-guide-card{border:1px solid var(--chlp-line);border-radius:5px;overflow:hidden;background:#fff}.chlp-guide-card>img{display:block;aspect-ratio:1.6;width:100%;height:auto;object-fit:cover}.chlp-guide-card>div{padding:25px}.chlp-guide-card h3{font-size:23px;line-height:1.2}.chlp-guide-card p{font-size:13px;color:var(--chlp-muted);margin:16px 0 25px}.chlp-guide-card span{display:flex;justify-content:space-between;font-size:12px;font-weight:600}.chlp-guide-card b{font-weight:400}.chlp-guide-card:hover{background:#f5f8fa}.chlp-start-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.chlp-start-grid>a{border:1px solid var(--chlp-line);border-radius:5px;padding:27px;background:#fff}.chlp-start-number{display:flex;justify-content:space-between;font-size:12px;color:#3e7094;margin-bottom:32px}.chlp-start-number b{font-weight:400;font-size:18px}.chlp-start-grid h3{font-size:23px}.chlp-start-grid p{font-size:13px;color:var(--chlp-muted);margin-top:14px}.chlp-start-grid a:hover{border-color:#3f769c}.chlp-contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.chlp-contact h2{margin:16px 0 22px}.chlp-contact>div>p:not(.eyebrow){font-size:15px;color:var(--chlp-muted)}.chlp-contact-tip{font-size:13px;line-height:1.7;background:#eef4f8;border-left:2px solid #3b77a8;padding:21px;margin:27px 0;color:var(--chlp-muted)}.chlp-contact-form label{display:block;font-size:12px;font-weight:600;line-height:1.6}.chlp-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.chlp-contact-form input,.chlp-contact-form select,.chlp-contact-form textarea{display:block;width:100%;min-width:0;border:1px solid #a8bac7;border-radius:3px;padding:13px;font:inherit;font-size:16px;font-weight:400;line-height:1.4;background:#fff;color:var(--ink);margin-top:8px;box-shadow:none}.chlp-contact-form textarea{resize:vertical;min-height:150px}.chlp-contact-form .btn{margin-top:22px;min-height:50px}.chlp-contact-form .chlp-form-note{font-size:11px;color:var(--chlp-muted);margin-top:12px}.chlp-form-errors,.chlp-form-success{font-size:14px;padding:18px;background:#eef4f8;margin-bottom:22px}.chlp a:focus-visible,.chlp button:focus-visible,.chlp input:focus-visible,.chlp select:focus-visible,.chlp textarea:focus-visible,.chlp summary:focus-visible{outline:3px solid #347caf;outline-offset:3px}
@media(max-width:1100px){.chlp-hardness{gap:35px}.chlp-contact{gap:45px}.chlp-start-grid{grid-template-columns:repeat(2,1fr)}.chlp-care-grid article{padding:24px}.chlp-hero-finder{margin-left:0;display:block}.chlp-product-bottom button.btn{width:100%}.chlp-care-extra{align-items:flex-start;flex-direction:column;gap:18px}}
@media(max-width:800px){.chlp-finder-options{grid-template-columns:1fr;gap:12px}.chlp-finder-option{display:flex;gap:18px;padding:20px;align-items:center}.chlp-finder-option strong{flex:1;max-width:none;font-size:19px}.chlp-finder-result{align-items:flex-start;flex-direction:column;padding:24px;gap:21px}.chlp-hardness{grid-template-columns:1fr;gap:30px}.chlp-hardness-visual{min-height:0;height:350px}.chlp-hardness-caption{padding:65px 25px 25px}.chlp-care-grid{grid-template-columns:1fr;gap:15px}.chlp-care-grid article{padding:25px}.chlp-care-grid h3{margin-top:18px}.chlp-contact{grid-template-columns:1fr;gap:30px}.chlp-guide-grid{grid-template-columns:1fr;gap:24px}.chlp-guide-card>img{aspect-ratio:1.9}.chlp-guide-card>div{padding:25px}.chlp-product-bottom button.btn{width:auto}.chlp-walkthrough .visual-heading{margin-bottom:20px}.chlp-hero-finder{display:inline-block;margin-left:18px}.chlp-start-grid>a{padding:23px}}
@media(max-width:480px){.chlp-hero-finder{margin:18px 0 0}.chlp-variant>span{padding:14px 10px 12px 34px}.chlp-variant input{left:11px;top:16px}.chlp-variant input:checked+span{padding:13px 9px 11px 33px}.chlp-variant small{font-size:10px}.chlp-variant strong{font-size:13px}.chlp-variants>div{gap:10px}.chlp-product-bottom button.btn{width:100%}.chlp-product-bottom{align-items:stretch}.chlp-start-grid{grid-template-columns:1fr}.chlp-start-grid>a{padding:24px}.chlp-start-number{margin-bottom:20px}.chlp-form-grid{grid-template-columns:1fr;gap:17px}.chlp-contact-form .btn{width:100%}.chlp-care-extra{padding:25px}.chlp-care-extra>a{max-width:none}.chlp-finder-result .btn{width:100%}.chlp-walkthrough .visual-stage-description{font-size:12px}.chlp-hardness-visual{height:310px}}

.chlp-hardness-visual>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}