/* Long-form reviews: calm surfaces, readable evidence and decisions close at hand. */
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/* A factual, localized offer; never a homepage takeover. */
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/* Verified responsive reading layouts: November 2026. */
html{scroll-padding-top:calc(var(--header) + 12px)}
body{font-variant-numeric:tabular-nums;-webkit-tap-highlight-color:#176ca018}
button,a,input,select,summary{touch-action:manipulation}
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.article-body{display:flex;flex-direction:column}.article-body .tag{align-self:flex-start}
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.mobile-reading-nav svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;flex-shrink:0;transition:transform .18s}
.mobile-reading-nav details[open] svg{transform:rotate(180deg)}
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.mobile-toc-links a:hover,.mobile-toc-links a[aria-current=true]{color:var(--blue-dark);background:var(--pale);font-weight:700}
.mobile-plan-title{display:flex;justify-content:space-between;align-items:baseline;gap:12px}
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.mobile-plan-list{gap:14px;margin-top:22px}
.mobile-plan{padding:19px;border:1px solid #dce5ec;border-radius:9px;background:#fafcfd}
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.mobile-plan dl>div{border-top:1px solid #e0e8ee;padding-top:13px}
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.mobile-capability{padding:23px 0;border-top:1px solid var(--border)}
.mobile-capability:first-child{padding-top:0;border:0}
.deep-comparison .mobile-capability h3{font-size:19px;line-height:1.4;margin:0 0 9px}
.deep-comparison p.capability-context{font-size:13px;line-height:1.8;margin:0 0 15px}
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.mobile-capability dl>div{padding:17px;background:#f3f8fb}
.mobile-capability dl>div+div{border-top:1px solid #dce5ec;background:#fff}
.mobile-capability dt{font-size:13px;font-weight:800;color:#254f6b;margin-bottom:7px}
.mobile-capability dd{margin:0;font-size:14px;line-height:1.85;color:#405769}
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dialog,.search-results,.rail{overscroll-behavior:contain}
html:has(body.navigation-open){overflow:hidden}
@media(max-width:1100px){
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 .deep-aside .review-action .aside-actions>.btn{width:100%;min-height:44px;padding:10px}
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 .article-sticky>.aside-card:first-child{display:none}
 .article-sticky>.aside-card{margin:0}
 .deep-comparison section[id],.article-content section[id],.article-content h2[id]{scroll-margin-top:60px}
 .fit-grid{gap:26px}.fit-grid>div+div{padding-left:26px}
 .review-content p{font-size:15px}.review-content .verdict-lead{font-size:16px}
 .deep-comparison .source-section,.review-section{padding:28px}
 .deep-comparison{padding:28px}.deep-comparison .source-section{margin:28px -28px -28px}
 .scenario-row{grid-template-columns:1fr 1.2fr}
 .review-section>h2,.deep-comparison h2{font-size:27px}
}
@media(max-width:800px){
 .topbar .iconbtn,.topsearch{min-width:44px;min-height:44px}
 .topsearch span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
 .topsearch kbd{display:none}
 .navgroup>a{min-height:44px;font-size:13px}
 .compare-label{min-height:44px;font-size:12px}.compare-label input{width:17px;height:17px}
 input[type=search],.library-search input,.hero-search input,.filter-search input,.filter-row select{font-size:16px}
 .library-search input{padding:14px 0}
 .reading-library .filterchip{min-height:42px;font-size:12px;padding:8px 12px}
 .plan-matrix,.capability-matrix,.desktop-matrix-hint{display:none}
 .mobile-plan-list{display:grid}.mobile-capability-list{display:block}
 .btn{min-height:44px;font-size:13px}.btn.small{min-height:40px;font-size:12px}
 .iconbtn{min-width:40px;min-height:40px}
 .search-dialog{max-height:90dvh}.search-dialog input{font-size:16px}
 .search-result{min-height:52px}.search-result strong{font-size:14px}.search-result small{font-size:12px}
 .search-results{max-height:52dvh}
 .hero-search .btn{min-height:40px;flex-shrink:0}
 .hero .lead,.pagehead .lead{font-size:15px}
 .reading-meta{font-size:11px;gap:8px 14px}
 .detail-title .lead{font-size:14px}
 .detail-badges .tag{font-size:10px;padding:4px 7px}
 .coupon-row .btn{min-height:44px;font-size:12px}
 .comparebar{bottom:calc(12px + env(safe-area-inset-bottom));padding-bottom:12px}
 body:has(.comparebar:not([hidden])) .footer{padding-bottom:100px}
 .toast{bottom:calc(95px + env(safe-area-inset-bottom))}
}
@media(max-width:620px){
 .topbar{padding:0 14px;gap:8px}.topbar .brand{font-size:21px}
 .topsearch{padding:10px}.wrap{padding:0 18px}
 .hero h1{font-size:36px;letter-spacing:-1.5px;line-height:1.15;text-wrap:initial}
 .hero .lead{font-size:14px;line-height:1.85}
 .hero-tags{font-size:12px;gap:8px 13px}.hero-tags a{padding:5px 0}
 .reading-head .lead{font-size:14px}.reading-head h1{font-size:30px;line-height:1.2}
 .comparison-header{gap:12px;margin-bottom:18px}.comparison-header .brandbox.large{width:58px;height:58px;padding:9px;border-radius:12px}
 .comparison-header .brand-icon{width:38px;height:38px}
 body[data-page=article] .breadcrumb>span:last-child{display:none}
 body[data-page=article] .breadcrumb>span:nth-last-child(2){display:none}
 .breadcrumb{padding-top:18px}.breadcrumb a{padding:3px 0}
 .detail-head{padding:22px 0 18px}.detail-title{gap:13px;align-items:flex-start}
 .detail-title h1{font-size:30px;line-height:1.2;letter-spacing:-1px;margin-bottom:9px}
 .detail-title .lead{font-size:13px;line-height:1.7;margin:0}
 .detail-badges{gap:6px}.detail-badges .tag{white-space:normal;line-height:1.5}
 .deep-aside .review-action{grid-template-columns:minmax(0,1fr) 44px auto;gap:9px 10px;padding:13px 14px}
 .deep-aside .review-action .aside-actions .btn span{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
 .deep-aside .review-action .aside-actions .btn{padding:10px}
 .deep-aside .review-action>.compare-label{font-size:11px;gap:6px}
 .deep-aside .review-action>p.small{font-size:10px;line-height:1.7}
 .review-verdict{padding:24px 20px}.review-verdict h2{font-size:24px}
 .review-content p,.review-content .verdict-lead,.deep-comparison .verdict-lead{font-size:15px;line-height:1.85}
 .review-section,.deep-comparison{padding:26px 20px}
 .review-section>h2,.deep-comparison h2{font-size:24px;letter-spacing:-.65px}
 .deep-comparison .source-section{margin:26px -20px -26px;padding:25px 20px}
 .fit-grid{padding:24px 20px;gap:20px}.fit-grid>div+div{padding:22px 0 0}
 .fit-grid li,.migration-box li,.trial-card li{font-size:14px}
 .decision-factor{grid-template-columns:1fr;gap:6px}.decision-factor h3{font-size:20px}
 .factor-num{font-size:11px;padding:0}.decision-factor p{font-size:15px}
 .scenario-row{grid-template-columns:1fr;gap:12px}.scenario-row h3{font-size:18px}
 .deep-comparison .scenario-row p,.deep-comparison .cost-note p,.protocol-list p{font-size:14px}
 .review-faq h3{font-size:18px}.review-faq p,.deep-comparison .review-faq p{font-size:15px}
 .reading-layout>.article-sticky{grid-template-columns:1fr}
 .mobile-reading-nav summary{font-size:12px;gap:8px}
 .deep-comparison .mobile-capability h3{font-size:19px}
 .citations a{min-width:26px;min-height:26px;display:inline-flex;align-items:center;justify-content:center}
 .coupon-row{padding:10px 12px;gap:8px}.coupon-row code{font-size:15px;letter-spacing:0}
 .gptzero-offer .small{font-size:12px;line-height:1.8}
 .gptzero-offer>.btn{display:flex;width:100%}
 .offer-heading{gap:12px}.offer-heading>strong{font-size:29px}
 .tool-card .save{min-width:36px;min-height:36px;right:7px;top:9px}
 .tool-card .description{font-size:12px}.tool-card .compare-label{font-size:11px}
 .cardactions a{font-size:12px;min-height:36px;display:inline-flex;align-items:center}
 .article-card{grid-template-columns:86px minmax(0,1fr)}.article-body{padding:17px 15px}
 .article-body h3{font-size:16px;line-height:1.45}.article-body p{font-size:12px;line-height:1.8}
 .article-foot{font-size:10px;gap:10px}.article-art{min-height:170px}
 .review-card-meta{font-size:11px}.review-card p{font-size:13px}
}
@media(max-width:360px){
 .wrap{padding:0 14px}.topbar{padding:0 10px}.hero h1{font-size:32px}
 .detail-title{gap:10px}.detail-title .brandbox.large{width:48px;height:48px;padding:8px}
 .detail-title .brand-icon{width:31px;height:31px}.detail-title h1{font-size:27px}
 .deep-aside .review-action{grid-template-columns:minmax(0,1fr) 40px auto;gap:8px;padding:12px}
 .deep-aside .review-action>.btn{font-size:12px;padding:9px}
 .deep-aside .review-action .aside-actions .btn{min-width:40px;padding:8px}
 .review-verdict,.review-section,.deep-comparison{padding-left:17px;padding-right:17px}
 .deep-comparison .source-section{margin-left:-17px;margin-right:-17px;padding-left:17px;padding-right:17px}
 .mobile-plan{padding:15px}.mobile-capability dl>div{padding:15px}
 .coupon-row{flex-wrap:wrap}.offer-heading>strong{font-size:26px}
}
@media print{.mobile-reading-nav,.mobile-plan-list,.mobile-capability-list{display:none!important}.plan-matrix,.capability-matrix{display:block!important}}
@media(min-width:621px) and (max-width:800px){.mobile-plan-list{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.mobile-capability dl{grid-template-columns:1fr 1fr}.mobile-capability dl>div+div{border-top:0;border-left:1px solid #dce5ec}}
/* The logo cluster must not set the minimum width of a narrow home grid. */
.hero-copy,.hero-board{min-width:0}
@media(max-width:620px){.hero{grid-template-columns:minmax(0,1fr)}}
@media(max-width:360px){.app-cloud{gap:8px}.app-cloud a{padding:7px}.app-cloud .brand-icon{width:28px;height:28px}.hero-board{padding:16px}.board-head{gap:10px}.board-head .small{white-space:nowrap}}
.mobile-topic-picker{display:none}
@media(max-width:620px){.reading-library .index-filters{display:none}.mobile-topic-picker{display:flex;align-items:center;gap:15px;font-size:13px;font-weight:700}.mobile-topic-picker select{flex:1;min-width:0;min-height:46px;padding:10px 12px;border:1px solid #d9e1e7;border-radius:8px;background:#fff;color:var(--ink);font-size:16px}.library-search{margin-bottom:14px}.reading-library [data-library-count]{margin:16px 0}.review-index-head{padding-bottom:25px}.review-index-head .evidence-line{gap:8px 13px}.review-index-head .evidence-line span:last-child{display:none}}