@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');
:root{--ink:#12213d;--navy:#0b1730;--paper:#f7f8fb;--white:#fff;--blue:#155eef;--cyan:#45d6cf;--orange:#ff8a34;--muted:#667085;--line:#e2e7ef;--soft:#eef4ff;--radius:18px;--shadow:0 18px 55px rgba(14,31,62,.10)}
html{font-size:16px}body{font-family:'Plus Jakarta Sans',sans-serif;background:var(--white);color:var(--ink);line-height:1.75}h1,h2,h3{letter-spacing:-.035em}.wrap{width:min(1240px,calc(100% - 48px))}.notice{display:none}.site-header{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 6px 24px rgba(13,35,68,.04)}.nav{height:90px}.brand-logo img{width:310px;max-height:64px}.nav nav{gap:34px}.nav nav a{font-size:15px;font-weight:700}.nav nav a:after{display:none}.nav-cta{background:var(--blue);color:#fff!important;padding:12px 19px;border-radius:12px;box-shadow:0 8px 18px rgba(21,94,239,.2)}
.signal,.section-index,.card-meta,.panel-top,.tech-spec span,.library-grid>a>span,.article-rail>span,.dry-head,.library-all small{font-family:'Plus Jakarta Sans',sans-serif;font-size:13px;letter-spacing:.04em;font-weight:800}.section-index{color:var(--blue);margin-bottom:14px}.lead{font-size:19px;line-height:1.75}.btn{border-radius:12px;padding:15px 22px;font-size:15px;box-shadow:none}.btn-primary{background:var(--blue)}.btn-primary:hover{background:#0c4ed3;transform:translateY(-1px)}.btn-secondary{border-color:var(--line);border-radius:12px}.text-link{font-size:15px;border:0;color:var(--blue)}.section{padding:100px 0}.split-heading{gap:90px;margin-bottom:55px}.split-heading h2,.section-bar h2{font-size:clamp(38px,4vw,58px);line-height:1.08}.split-heading h2 em,.page-hero h1 em{font-family:'DM Serif Display',serif;font-weight:400}.split-heading>p{font-size:17px;line-height:1.8}
/* Homepage */
.lab-hero{background:linear-gradient(135deg,#f8fbff 0,#fff 55%,#eef5ff 100%);padding:88px 0}.lab-hero-grid{grid-template-columns:1.04fr .96fr;gap:80px}.hero-copy h1{font-size:clamp(58px,6.7vw,92px);line-height:.98;margin:26px 0}.hero-copy h1 em{font-family:'DM Serif Display',serif;color:var(--blue);font-weight:400}.signal{color:var(--blue);text-transform:none;letter-spacing:0}.signal i{box-shadow:none;background:var(--orange);border:0;width:9px;height:9px}.trust-row{border:0;padding:0;margin-top:46px;gap:14px}.trust-row span{background:#fff;border:1px solid var(--line);border-radius:14px;padding:13px 16px;font-size:12px;text-transform:none}.trust-row b{font-family:'Plus Jakarta Sans';font-size:22px}.diagnostic{border-radius:24px;padding:32px;background:var(--navy);box-shadow:0 25px 60px rgba(11,23,48,.22)}.diagnostic:before{display:none}.panel-top{font-size:12px;letter-spacing:.03em}.diagnostic h2{font-size:30px}.symptom-grid{border:0;gap:10px}.symptom-grid a{border:1px solid #2b3952!important;border-radius:14px;padding:18px;background:#101f3b}.symptom-grid a:hover{border-color:var(--cyan)!important;transform:translateY(-2px)}.symptom-grid b{font-size:14px}.symptom-grid small{font-size:12px}.micro-note{font-size:12px}.data-strip{background:var(--navy)}.data-grid>div{border-color:#253553!important;padding:28px}.data-no{font-family:'Plus Jakarta Sans';font-weight:800;color:var(--orange)}.data-grid p{font-size:13px}.data-grid b{font-size:16px}.editorial-grid{border:0;background:transparent;gap:22px;grid-template-columns:repeat(3,1fr)}.editorial-card{background:#fff;border:1px solid var(--line)!important;border-radius:18px;padding:30px!important;box-shadow:0 12px 35px rgba(16,36,70,.06);min-height:360px}.editorial-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.editorial-card h3{font-size:25px}.editorial-card p{font-size:15px}.read-more b{float:none;margin-left:8px}.material-section{background:#f2f6fd;color:var(--ink)}.split-heading.light .section-index{color:var(--blue)}.split-heading.light h2 em{color:var(--blue)}.split-heading.light>p{color:var(--muted)}.material-matrix{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 12px 35px rgba(17,40,75,.05)}.matrix-head{font-size:12px;background:#f8fafc;color:var(--muted);padding:17px 20px}.matrix-row{border-top:1px solid var(--line);padding:21px 20px}.matrix-row:hover{background:#f8fbff}.matrix-row span{font-size:15px}.matrix-row span:last-child{color:var(--blue)}.level{background:var(--cyan);border-radius:10px}.level-4{background:var(--orange)}.inverse-link{color:var(--blue);font-size:15px}.criteria-grid{border:0;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);grid-template-columns:.72fr 1.28fr}.criteria-copy{padding:42px;background:var(--blue);color:#fff}.big-number{font-family:'DM Serif Display';color:#fff}.criteria-copy p{color:#dce7ff;font-size:15px}.criteria-copy .text-link{color:#fff}.criteria-list{border:1px solid var(--line);border-left:0;background:#fff}.criteria-list span{font-size:14px;padding:22px 25px}.product-selection{background:var(--navy);color:#fff}.product-selection .section-index{color:var(--cyan)}.product-selection .section-bar>a{color:var(--cyan)}.ranked-list{border-top:1px solid #30405a}.ranked-list article{border-color:#30405a;padding:27px 10px}.rank-large{font-family:'DM Serif Display';color:var(--cyan);font-size:35px}.ranked-list p,.ranked-list small{color:#aab7ca}.circle-link{border-color:#536178}.verification-note{color:#91a0b5}.library-preview{background:#fff}.library-grid{gap:20px;background:none;border:0}.library-grid>a{border:1px solid var(--line);border-radius:18px;padding:30px;min-height:300px}.library-grid>a:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.library-grid h3{font-size:23px}.library-grid p{font-size:14px}
/* Knowledge hub */
.knowledge-hero,.page-hero{background:linear-gradient(135deg,#f5f9ff,#fff);padding:90px 0;border-bottom:0}.knowledge-hero-grid{grid-template-columns:1.15fr .85fr}.knowledge-hero h1,.page-hero h1{font-size:clamp(54px,6vw,82px)}.knowledge-hero h1 em{font-family:'DM Serif Display';font-weight:400}.knowledge-console{border-radius:20px;background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);padding:30px}.knowledge-console .panel-top{color:var(--muted);border-color:var(--line)}.knowledge-console>div:nth-child(2){border:0;gap:10px}.knowledge-console>div:nth-child(2) span{border:0;border-radius:14px;background:var(--soft);font-family:'Plus Jakarta Sans';font-size:12px;color:var(--muted)}.knowledge-console b{font-family:'DM Serif Display';color:var(--blue);font-size:34px}.knowledge-console p{color:var(--muted);font-size:14px}.knowledge-filter{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.knowledge-filter .wrap{justify-content:center}.knowledge-filter span,.knowledge-filter a{font-family:'Plus Jakarta Sans';font-size:13px;color:var(--ink);border:0;padding:19px 25px}.knowledge-filter span{color:var(--blue)}.knowledge-filter a:hover{background:var(--soft);border-radius:10px}.knowledge-chapters>section{grid-template-columns:260px 1fr;border:0;margin-bottom:35px;background:#f8fafc;border-radius:20px;overflow:hidden}.knowledge-chapters>section:last-child{border:0}.knowledge-chapters>section>header{border:0;padding:36px 28px;background:var(--soft);display:block}.knowledge-chapters>section>header>span{font-family:'DM Serif Display';font-size:38px}.chapter-icon{margin:30px 0 18px;width:50px;height:50px}.knowledge-chapters h2{font-size:27px}.chapter-articles{gap:1px;background:var(--line)}.chapter-articles a{background:#fff;padding:35px;min-height:370px}.chapter-articles a+a{border:0}.chapter-articles a:hover{background:#fbfdff}.article-icon{width:50px;height:50px}.chapter-articles a>span{font-family:'Plus Jakarta Sans';font-size:12px}.chapter-articles h3{font-size:24px}.chapter-articles p{font-size:15px}.article-depth i{font-family:'Plus Jakarta Sans';font-size:11px;border-radius:8px;padding:6px 9px}
/* Guides */
.article-hero{background:linear-gradient(125deg,var(--navy),#152b50);padding:75px 0}.article-head{grid-template-columns:1fr 290px}.article-head h1{font-size:clamp(48px,5.5vw,72px)}.article-head .lead{font-size:18px}.hero-instrument{border-radius:18px;background:rgba(255,255,255,.06);padding:28px!important}.hero-instrument>b,.hero-instrument>u{font-family:'DM Serif Display'}.guide-status{background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}.guide-status .wrap{padding-top:15px;padding-bottom:15px}.guide-status span{font-family:'Plus Jakarta Sans';font-size:12px}.guide-status span:first-child{color:var(--blue)}.article-layout{grid-template-columns:minmax(0,800px) 280px}.evidence-grid{border:0;gap:12px}.evidence-grid>div{border:1px solid var(--line)!important;border-radius:14px;min-height:140px}.evidence-grid span{font-family:'Plus Jakarta Sans';font-size:12px}.evidence-grid b{font-size:16px}.concept-diagram{border:0;border-radius:18px;background:var(--soft);padding:32px}.concept-diagram figcaption{font-family:'Plus Jakarta Sans';font-size:12px}.concept-node i{font-family:'Plus Jakarta Sans'}.concept-node b{font-size:15px}.concept-node small{font-size:12px}.guide-step{grid-template-columns:80px 1fr;padding:65px 0;border-color:var(--line)}.step-code{border-color:var(--line)}.step-code span{font-family:'Plus Jakarta Sans';font-size:11px}.step-code b{font-family:'DM Serif Display';font-size:40px}.guide-step h2{font-size:38px}.section-content>p,.section-content>p:first-of-type{font-size:17px!important;line-height:1.9!important}.fact-panel{border:0;border-radius:15px;background:var(--navy);padding:26px}.fact-panel>span{font-family:'Plus Jakarta Sans';font-size:12px}.fact-panel li{font-size:14px}.article-rail{top:120px}.article-rail>div:first-child{border:1px solid var(--line);border-radius:16px;padding:20px;background:#fff}.article-rail>div>span{font-family:'Plus Jakarta Sans';font-size:12px}.article-rail a{font-size:13px}.rail-disclosure{border-radius:16px}.source-block{border:0;border-radius:18px;background:#f1f5fb}.source-block>div:first-child>span{font-family:'Plus Jakarta Sans';font-size:12px}.source-links b{font-size:14px}
/* Product review */
.review-hero{background:linear-gradient(135deg,#f5f9ff 0,#fff 64%);color:var(--ink);padding:62px 0 75px}.review-hero .breadcrumbs{color:var(--muted);font-size:13px}.review-hero-grid{grid-template-columns:1fr 340px;gap:100px}.review-hero h1{font-size:clamp(56px,6vw,82px);line-height:1.0}.review-hero h1 em{font-family:'DM Serif Display';color:var(--blue);font-weight:400}.review-hero .lead{color:#506078;font-size:18px}.review-meta span{font-family:'Plus Jakarta Sans';font-size:11px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 10px;color:var(--muted)}.score-console{border:0;border-radius:22px;background:var(--navy);box-shadow:0 20px 50px rgba(11,23,48,.2);padding:30px}.score-console .panel-top{color:#9badc4}.score-total b{font-family:'DM Serif Display';font-size:86px}.score-console>p{font-size:16px}.score-scale{border-radius:5px;overflow:hidden}.price-pending{border-radius:10px;font-size:12px}.review-gallery-section{background:#f4f7fb;padding:55px 0}.review-gallery{gap:16px;height:720px}.review-gallery figure{border-radius:18px;box-shadow:0 10px 30px rgba(15,35,70,.07)}.review-gallery img{padding:34px}.review-gallery figcaption{font-size:12px;padding:0 18px}.image-credit{font-size:12px}.review-nav{position:static;background:#fff;color:var(--ink);border-bottom:1px solid var(--line)}.review-nav .wrap{justify-content:center}.review-nav span,.review-nav a{font-family:'Plus Jakarta Sans';font-size:13px;border:0}.review-nav span{color:var(--blue)}.review-nav a:hover{color:var(--blue)}.review-score-grid{border:0;display:block}.score-bars{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;padding:0}.score-bars>div{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:24px;background:#f7f9fc;border:1px solid var(--line)!important;border-radius:16px;min-height:155px}.score-bars span{font-size:14px;order:2}.score-bars>div>div{display:none}.score-bars b{font-family:'DM Serif Display';font-size:42px;color:var(--blue);order:1}.fit-panels{display:grid;grid-template-columns:1fr 1fr;border:0;gap:18px;margin-top:18px}.fit-panels>div{border:1px solid var(--line)!important;border-radius:16px;background:#f7faff;padding:28px;height:auto}.fit-panels>div+div{background:#fff7f1;border-color:#f1dac9!important}.fit-panels span,.pros-cons>section>span{font-family:'Plus Jakarta Sans';font-size:12px}.fit-panels p{font-size:15px}.pros-cons{border:0;gap:18px}.pros-cons>section{border:1px solid var(--line)!important;border-radius:18px;padding:32px}.pros-cons>section+section{background:#fffaf6}.pros-cons h3{font-size:27px}.pros-cons li{font-size:15px}.review-analysis{background:#f7f9fc}.review-layout{grid-template-columns:minmax(0,800px) 320px}.review-chapter{background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px;margin-bottom:20px;grid-template-columns:55px 1fr;box-shadow:0 8px 24px rgba(15,35,68,.04)}.chapter-no{font-family:'DM Serif Display';font-size:35px}.review-chapter>div:last-child>span{font-family:'Plus Jakarta Sans';font-size:11px}.review-chapter h2{font-size:34px}.review-chapter p,.review-chapter p:first-of-type{font-size:16px;line-height:1.9}.sticky-spec{border-radius:18px;background:var(--navy);padding:26px;top:120px}.sticky-spec small{font-family:'Plus Jakarta Sans';font-size:11px}.sticky-spec b{font-size:13px}.final-verdict{background:linear-gradient(135deg,var(--navy),#18335c)}.verdict-grid h2{font-size:48px}.verdict-grid>div:first-child>p{font-size:17px}.verdict-score{border:0;border-radius:22px;background:#fff;color:var(--ink);box-shadow:none}.verdict-score b{font-family:'DM Serif Display';color:var(--blue);font-size:82px}.verdict-score span{font-family:'Plus Jakarta Sans'}.review-faq{background:#fff}.faq-list{border-color:var(--line)}.faq-list details{border-color:var(--line)}.faq-list summary{font-size:17px}.faq-list summary span,.faq-list summary i{font-family:'Plus Jakarta Sans'}.faq-list details p{font-size:16px}.review-sources{background:#f4f7fb}.review-sources h2{font-size:40px}.review-sources>div>div{border-color:var(--line)}.review-sources a{border-color:var(--line);background:#fff;padding:20px;border-radius:12px;margin-top:10px}.review-sources a span,.review-sources a i{font-family:'Plus Jakarta Sans';font-size:12px}
/* Listings, tables and tools */
.content h1,.section-head h1{font-size:clamp(46px,5vw,68px);line-height:1.08}.grid{gap:24px}.card{border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 28px rgba(16,34,65,.05)}.product-card{padding:24px}.product-art{border-radius:14px;background:#f5f7fa}.product-card h3{font-size:23px}.badge{font-family:'Plus Jakarta Sans';font-size:12px;background:var(--soft);border-radius:8px;padding:7px 10px}.score strong{font-family:'DM Serif Display';font-size:30px;color:var(--blue)}.pros li{font-size:14px}.tool{border-radius:22px;padding:38px;max-width:960px}.field label{font-size:15px}.field select,.field input{border-radius:10px;padding:15px}.result{border-radius:14px}.drying-table{border:1px solid var(--line);border-radius:18px;overflow:hidden}.dry-head{font-family:'Plus Jakarta Sans';font-size:12px;background:#f4f7fb;padding:16px}.dry-row{padding:22px 16px}.dry-row i{font-family:'Plus Jakarta Sans';font-size:11px}.dry-row p{font-size:13px}.safety-note{border-radius:14px}.table-intro h2{font-size:44px}
footer{background:var(--navy);padding:75px 0 25px}.footer-grid{gap:65px}.footer-logo img{width:280px}.footer-grid p{font-size:14px;max-width:390px}.footer-grid strong{font-size:14px}.footer-grid a{font-size:13px;margin-top:12px}.copyright{font-size:12px}
@media(max-width:1000px){.nav nav{gap:18px}.lab-hero-grid,.knowledge-hero-grid,.article-head,.review-hero-grid{grid-template-columns:1fr}.diagnostic,.knowledge-console,.score-console{max-width:650px}.review-hero-grid{gap:40px}.review-layout{grid-template-columns:1fr}.score-bars{grid-template-columns:repeat(3,1fr)}.article-layout{grid-template-columns:1fr}.article-rail{display:none}.review-gallery{height:620px}.criteria-grid{grid-template-columns:1fr}.criteria-list{border-left:1px solid var(--line)}}
@media(max-width:760px){.wrap{width:min(100% - 30px,1240px)}.nav{height:76px}.brand-logo img{width:240px}.nav nav a:not(.nav-cta){display:none}.nav-cta{padding:10px 13px!important;font-size:13px!important}.section{padding:70px 0}.lab-hero{padding:58px 0}.hero-copy h1{font-size:52px}.trust-row{display:grid;grid-template-columns:repeat(3,1fr)}.trust-row span{padding:10px}.split-heading{grid-template-columns:1fr;gap:18px}.editorial-grid,.library-grid{grid-template-columns:1fr}.data-grid{grid-template-columns:1fr}.material-matrix{overflow:auto}.matrix-head,.matrix-row{min-width:760px}.knowledge-chapters>section{grid-template-columns:1fr}.knowledge-chapters>section>header{padding:28px}.chapter-articles{grid-template-columns:1fr}.chapter-articles a+a{border-top:1px solid var(--line)}.review-gallery{grid-template-columns:1fr;grid-template-rows:repeat(3,340px);height:auto}.review-gallery .gallery-1{grid-row:auto}.review-gallery figure{height:340px}.review-nav{overflow:auto}.review-nav .wrap{justify-content:flex-start;min-width:max-content}.review-nav span{display:none}.score-bars{grid-template-columns:1fr 1fr}.fit-panels,.pros-cons{grid-template-columns:1fr}.review-chapter{padding:26px;grid-template-columns:40px 1fr}.review-chapter h2{font-size:28px}.verdict-grid{grid-template-columns:1fr;gap:40px}.review-meta{display:flex;flex-wrap:wrap}.form-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:500px){.hero-copy h1,.knowledge-hero h1,.page-hero h1,.review-hero h1{font-size:43px}.lead{font-size:17px}.symptom-grid{grid-template-columns:1fr}.trust-row{grid-template-columns:1fr}.split-heading h2,.section-bar h2{font-size:34px}.score-bars{grid-template-columns:1fr}.score-bars>div{min-height:110px}.review-meta span{font-size:10px}.review-gallery figure{height:300px}.review-gallery{grid-template-rows:repeat(3,300px)}.review-gallery img{padding:18px}.review-chapter{grid-template-columns:1fr}.chapter-no{font-size:28px}.review-chapter p,.review-chapter p:first-of-type{font-size:16px}.concept-diagram>div{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}
.home-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.home-product-grid article{background:#fff;color:var(--ink);border-radius:20px;padding:16px 16px 27px}.home-product-image{height:310px;background:#f6f8fb;border-radius:14px;display:block;position:relative;overflow:hidden}.home-product-image img{width:100%;height:100%;object-fit:contain;padding:18px}.home-product-image span{position:absolute;right:14px;top:14px;background:var(--blue);color:#fff;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;font-family:'DM Serif Display';font-size:23px}.home-product-grid small{display:block;color:var(--blue);font-size:12px;font-weight:800;margin:22px 6px 7px}.home-product-grid h3{font-size:25px;margin:0 6px 8px}.home-product-grid p{color:var(--muted);font-size:14px;margin:0 6px 20px}.home-product-grid article>a:last-child{color:var(--blue);font-weight:800;font-size:14px;margin:0 6px}.product-list-grid{grid-template-columns:repeat(3,1fr)}.product-image-link{display:block;height:285px;background:#f5f7fa;border-radius:14px;margin-bottom:18px;overflow:hidden}.product-image-link img{width:100%;height:100%;object-fit:contain;padding:18px}.product-card-top{display:flex;justify-content:space-between;align-items:center}.card-score{font-family:'DM Serif Display';color:var(--blue);font-size:32px}.product-card .btn{margin-top:auto}.product-card{display:flex;flex-direction:column}.product-card .pros{margin-bottom:25px}
@media(max-width:900px){.home-product-grid,.product-list-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.home-product-grid,.product-list-grid{grid-template-columns:1fr}.home-product-image,.product-image-link{height:290px}}
.choice-layout{max-width:980px;margin:auto}.choice-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}.choice-steps span{background:var(--soft);color:var(--blue);border-radius:10px;padding:12px 15px;font-size:13px;font-weight:800}.choice-page .tool{max-width:none;padding:42px}.submit-field{display:flex;align-items:end}.submit-field .btn{width:100%}.choice-page .result{margin-top:30px;padding:30px;background:var(--navy);color:#fff}.choice-page .result p{color:#bdc9d9}.method-grid{display:grid;grid-template-columns:250px 1fr;gap:80px}.method-grid>aside{background:var(--blue);color:#fff;border-radius:20px;padding:35px;height:max-content}.method-grid>aside b{font-family:'DM Serif Display';font-size:95px;line-height:1}.method-grid>aside span{display:block;font-size:15px;font-weight:700}.method-grid article>section{display:grid;grid-template-columns:55px 1fr;gap:25px;border-top:1px solid var(--line);padding:35px 0}.method-grid article>section>span{font-family:'DM Serif Display';font-size:30px;color:var(--blue)}.method-grid h2{font-size:30px;margin:0 0 10px}.method-grid p{font-size:16px;color:var(--muted);margin:0}@media(max-width:900px){.method-grid{grid-template-columns:1fr}.method-grid>aside{max-width:250px}}@media(max-width:600px){.choice-steps{grid-template-columns:1fr}.choice-page .tool{padding:24px}.method-grid{gap:35px}}
/* Keep the administration functional */
.admin-shell{font-family:Arial,sans-serif}.admin-shell .admin-nav{border-radius:0}.admin-shell .admin-main{background:#f5f7fa}.admin-shell table{font-size:14px}