:root{--bg:#fff;--subtle:#f7f8f7;--paper:#fff;--ink:#182423;--muted:#52605b;--brand:#0d6553;--brand-dark:#074d3f;--soft:#e8f2ed;--line:#d6ded8;--control:#718078;--warn:#795416;--warn-bg:#fff5de;--error:#a33131;--error-bg:#fff0ef;--radius:14px;--space:8px}
*{box-sizing:border-box}html{scroll-padding-top:100px;scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;font-size:16px;line-height:1.8}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}a{color:var(--brand);text-decoration-thickness:1px;text-underline-offset:4px}a:hover{color:var(--brand-dark)}button{cursor:pointer}button:disabled{cursor:default}button,a,summary,input,select{scroll-margin-top:120px} :focus-visible{outline:3px solid var(--brand);outline-offset:4px}h1:focus,h2:focus{outline:none}button:focus-visible{outline-offset:4px}p{margin:0 0 1em}h1,h2,h3{line-height:1.45;letter-spacing:.01em;margin:0 0 16px}h1{font-size:clamp(30px,3.5vw,48px);font-weight:750;letter-spacing:-.025em}h2{font-size:28px}h3{font-size:20px}img,svg{max-width:100%}a.btn,button.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:11px 20px;border:1px solid var(--brand);border-radius:8px;background:var(--brand);color:white;font-weight:650;text-decoration:none;line-height:1.5}a.btn:hover,button.btn:hover{background:var(--brand-dark)}.btn.secondary{background:var(--paper);color:var(--ink);border-color:var(--control)}.btn.secondary:hover{background:var(--soft)}.btn.small{min-height:44px;padding:9px 14px;font-size:14px}.button-row{display:flex;flex-wrap:wrap;gap:12px}.text-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-weight:650}.shell{width:min(1200px,calc(100% - 64px));margin:auto}.eyebrow{font-size:12px;letter-spacing:.14em;color:var(--brand);font-weight:750;text-transform:uppercase}.meta,.small{font-size:14px;color:var(--muted)}.tag{display:inline-block;font-size:12px;line-height:1.6;padding:4px 9px;border-radius:4px;background:var(--soft);color:var(--brand);font-weight:650}.tag.warn{background:var(--warn-bg);color:var(--warn)}.tag.neutral{background:#edf0ed;color:var(--muted)}.preview-bar{background:var(--subtle);color:var(--muted);text-align:center;padding:7px 16px;font-size:12px;line-height:1.5}.preview-bar b{letter-spacing:.1em;margin-right:12px;font-weight:600}.skip{position:fixed;top:-120px;left:16px;z-index:100;background:white;padding:12px 20px}.skip:focus{top:8px}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.header-inner{height:76px;display:flex;align-items:center;gap:26px}.logo{font-family:Arial,sans-serif;font-size:30px;letter-spacing:-1.6px;font-weight:800;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;min-height:44px}.logo i{color:var(--brand);font-style:normal}.logo-caption{font-size:11px;color:var(--muted);padding-left:16px;border-left:1px solid var(--line);line-height:1.6}.nav{display:flex;align-items:center;gap:24px;margin-left:auto}.nav a{font-size:14px;color:var(--ink);min-height:44px;display:flex;align-items:center;text-decoration:none;font-weight:600}.nav a[aria-current="page"]{color:var(--brand);box-shadow:inset 0 -2px var(--brand)}.icon-button{min-width:44px;min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--paper);display:flex;justify-content:center;align-items:center;gap:6px;color:var(--ink);padding:8px}.icon-button svg{width:20px;height:20px}.mobile-menu{display:none}.mobile-menu summary{list-style:none;min-width:48px;min-height:44px;text-align:center;padding:8px;border:1px solid var(--control);border-radius:8px;cursor:pointer;font-size:13px}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu .menu-panel{position:absolute;left:0;right:0;top:100%;background:white;border-bottom:1px solid var(--line);padding:16px 24px;box-shadow:0 12px 16px #1824230a}.menu-panel a{display:block;color:var(--ink);padding:12px 0;text-decoration:none}.view[hidden]{display:none}.view{padding-bottom:72px}.section{padding-top:56px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:24px}.section-head h2{margin-bottom:4px}.section-head p{margin:0;color:var(--muted)}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;padding:56px 0 44px;align-items:center}.hero-copy>p:not(.eyebrow){max-width:490px;color:var(--muted);font-size:17px;line-height:1.9;margin-top:20px}.hero .button-row{margin-top:28px}.hero-visual{background:var(--paper);border-radius:22px;min-height:330px;padding:26px 28px 18px;position:relative;overflow:hidden}.hero-visual .scene{display:block;width:100%;height:240px}.scene-label{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--brand);font-weight:600}.scene-label span:last-child{color:var(--muted)}.hero-note{font-size:12px;color:var(--muted);margin-top:20px}.paths{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.path-card{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 6px 22px;text-decoration:none;color:var(--ink);display:block;position:relative}.path-card:hover{background:var(--soft);color:var(--ink)}.path-card .n{font-family:Arial,sans-serif;font-size:13px;color:var(--brand);font-weight:700;letter-spacing:.06em}.path-card h3{font-size:22px;margin:14px 0 8px}.path-card p{font-size:14px;color:var(--muted);margin:0 0 18px}.path-card .arrow{position:absolute;right:8px;top:28px;color:var(--brand)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.editorial-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;color:var(--ink);text-decoration:none;display:flex;flex-direction:column}.editorial-card:hover{border-color:var(--brand);color:var(--ink)}.editorial-thumb{height:148px;background:var(--subtle);display:flex;align-items:center;justify-content:center;overflow:hidden;padding:24px}.editorial-thumb svg{width:220px;height:110px}.editorial-body{padding:22px 22px 18px}.editorial-body h3{font-size:19px;margin-top:14px;margin-bottom:10px}.editorial-body p{font-size:14px;color:var(--muted);margin-bottom:12px}.editorial-body .meta{font-size:12px}.tool-strip{display:grid;grid-template-columns:1fr 1fr;gap:24px}.tool-card{border-radius:var(--radius);padding:26px 28px;border:1px solid var(--line);background:var(--paper);display:flex;align-items:center;gap:24px}.tool-card .tool-mark{background:var(--soft);color:var(--brand);font-size:28px;font-family:Arial,sans-serif;width:66px;height:66px;flex-shrink:0;display:grid;place-items:center;border-radius:12px}.tool-card h3{font-size:19px;margin-bottom:4px}.tool-card p{font-size:14px;color:var(--muted);margin-bottom:6px}.principle{margin-top:56px;padding:24px 0;border-top:1px solid var(--line);display:flex;gap:32px;align-items:start}.principle h3{font-size:17px;min-width:180px}.principle p{font-size:14px;color:var(--muted);margin:0}.breadcrumb{font-size:12px;color:var(--muted);padding-top:28px;margin-bottom:24px;display:flex;flex-wrap:wrap;gap:8px}.breadcrumb a{color:var(--muted)}.article-header{max-width:840px;margin-bottom:30px}.article-header h1{font-size:clamp(28px,3vw,40px);margin-top:12px;margin-bottom:16px}.article-header .intro{font-size:17px;color:var(--muted)}.disclosure{font-size:14px;color:var(--muted);padding-top:14px}.article-grid{display:grid;grid-template-columns:minmax(0,760px) 240px;gap:72px;align-items:start}.article-main{min-width:0}.answer{background:var(--paper);border-left:4px solid var(--brand);padding:24px 28px;border-radius:0 12px 12px 0;margin:0 0 28px}.answer h2{font-size:19px;margin-bottom:10px}.answer p{margin:0;font-size:16px;line-height:1.9}.answer .button-row{margin-top:20px}.toc{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px;position:static}.toc h2{font-size:14px;margin-bottom:12px}.toc a{font-size:14px;display:block;padding:9px 0;color:var(--muted);text-decoration:none}.toc a:hover{text-decoration:underline;color:var(--brand)}.inline-toc{display:none}.inline-toc summary{min-height:44px;padding:10px 16px;cursor:pointer;font-weight:650;font-size:14px}.inline-toc a{display:block;min-height:44px;padding:10px 16px;font-size:14px}.toc p{font-size:12px;margin-top:14px;margin-bottom:0;color:var(--muted)}.article-section{padding-top:30px;scroll-margin-top:112px}.article-section h2{font-size:25px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:20px}.article-section p{font-size:17px;line-height:1.95}.step-label{font-size:13px;letter-spacing:.08em;color:var(--brand);display:block;margin-bottom:8px}.note{padding:18px 20px;border:1px solid var(--line);border-radius:10px;font-size:14px;background:white;margin:20px 0}.note.warning{border-color:#dbbd82;background:var(--paper);color:#684812}.note p{font-size:14px;margin:0}.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:12px;padding:24px 16px;margin:22px 0;background:white;border:1px solid var(--line);border-radius:12px;text-align:center}.flow .node{font-size:15px;font-weight:650}.flow .node small{display:block;font-size:12px;font-weight:400;color:var(--muted)}.flow .connector{color:var(--brand);font-size:22px}.source-link{font-size:14px}.related-box{margin-top:32px;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:12px}.related-box h3{font-size:20px}.related-box p{font-size:14px;color:var(--muted)}.feedback{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}.feedback span{font-size:14px}.feedback button{min-height:44px;padding:8px 16px;color:var(--ink);background:white;border:1px solid var(--control);border-radius:8px}.feedback button[aria-pressed="true"]{background:var(--soft);border-color:var(--brand)}.compare-intro{max-width:760px}.comparison-options{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:28px 0}.option{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:28px}.option h2{font-size:24px;margin-top:16px}.option .lead{color:var(--muted);font-size:15px;min-height:54px}.option dl{margin:18px 0}.option dt{font-size:12px;color:var(--muted);margin-top:14px}.option dd{margin-left:0;font-size:15px}.option .btn{margin-top:12px;width:100%}.table-scroll{overflow:auto;background:white;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;font-size:14px}caption{text-align:left;padding:18px 20px;font-weight:700}th,td{padding:15px 20px;text-align:left;border-top:1px solid var(--line);vertical-align:top}thead th{background:var(--subtle);font-weight:600}th:first-child{width:23%}.purchase-sample{margin-top:32px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px;background:white;border:1px solid var(--line);padding:26px;border-radius:12px}.purchase-sample h3{margin:8px 0;font-size:20px}.purchase-sample p{font-size:14px;color:var(--muted);margin:0;max-width:700px}.purchase-sample button{white-space:nowrap}.tools-heading{margin-bottom:28px;max-width:760px}.tools-heading h1{font-size:38px}.tools-heading p{color:var(--muted)}.tool-tabs{display:flex;gap:12px;margin:16px 0 28px}.tool-tabs a{min-height:44px;padding:9px 16px;border:1px solid var(--control);border-radius:8px;text-decoration:none;color:var(--ink);font-size:14px}.tool-tabs a.current{background:var(--ink);color:white;border-color:var(--ink)}.workbench{display:grid;grid-template-columns:340px minmax(0,1fr);gap:28px;align-items:start}.input-panel{padding:26px;background:var(--paper);border:1px solid var(--line);border-radius:14px}.input-panel h2{font-size:20px;margin-bottom:22px}.field{margin-bottom:22px}.field label{display:block;font-weight:650;font-size:14px;margin-bottom:8px}.field .hint{font-size:12px;color:var(--muted);margin-top:6px;line-height:1.7}.input-wrap{display:flex;align-items:center;gap:12px}.input-wrap span{font-size:14px;color:var(--muted);white-space:nowrap;flex-shrink:0}input,select{background:white;border:1px solid var(--control);border-radius:7px;color:var(--ink);padding:10px 12px;min-height:48px;width:100%;min-width:0}input[aria-invalid="true"],select[aria-invalid="true"]{border:2px solid var(--error)}.input-panel .btn{width:100%}.input-panel .small{margin-top:14px;margin-bottom:0;font-size:12px}.result-panel{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:28px;min-width:0}.result-panel h2{font-size:22px}.result-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.size-figure{margin:16px 0;background:var(--subtle);border-radius:10px;padding:16px 12px}.size-figure svg{width:100%;height:auto;display:block}#size-svg text{font-size:28px}.size-figure figcaption{text-align:center;color:var(--muted);font-size:12px;margin:4px 0}.measures{display:grid;grid-template-columns:1fr 1fr;gap:16px}.measure{padding:18px;border-radius:10px;border:1px solid var(--line)}.measure p{font-size:14px;color:var(--muted);margin:0 0 6px}.measure strong{font-size:26px;line-height:1.4;font-family:Arial,sans-serif;letter-spacing:-.02em}.measure small{font-size:13px;color:var(--muted);display:block;margin-top:6px}.status-box{padding:24px;border-radius:12px;background:var(--paper);border:1px solid #dbbd82}.status-box h2{font-size:23px;color:#684812}.status-box p,.status-box li{font-size:15px;color:#684812}.status-box ul{padding-left:22px;margin-bottom:0}.error{color:var(--error);background:var(--error-bg);border-radius:8px;padding:12px 14px;font-size:14px;margin:16px 0}.check-fields{display:grid;gap:4px}.check-layout{grid-template-columns:1fr 1fr}.check-layout .input-panel{padding:28px}.scope-note{font-size:14px;color:var(--muted);max-width:760px}.route-list{display:grid;gap:12px;margin-top:24px}.route-list a{display:block;background:white;border:1px solid var(--line);border-radius:10px;padding:20px 22px;text-decoration:none;color:var(--ink)}.route-list a:hover{border-color:var(--brand)}.route-list strong{font-size:18px;display:block}.route-list span{font-size:14px;color:var(--muted)}.hub-hero{padding:22px 0 0;max-width:820px}.hub-hero h1{font-size:40px}.hub-hero p{color:var(--muted);max-width:700px}.site-footer{border-top:1px solid var(--line);background:white;padding:36px 0 24px}.footer-top{display:flex;align-items:start;justify-content:space-between;gap:24px}.footer-top p{font-size:13px;color:var(--muted);margin-top:8px}.footer-links{display:flex;gap:22px;flex-wrap:wrap}.footer-links button{background:none;border:0;padding:8px 0;min-height:44px;font-size:13px;color:var(--muted);text-decoration:underline;text-underline-offset:4px}.footer-bottom{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:18px}.footer-bottom p{margin:0}.footer-bottom span{display:block;margin-top:8px}dialog{border:1px solid var(--line);border-radius:16px;padding:28px;width:min(620px,calc(100% - 32px));color:var(--ink);max-height:85dvh}dialog::backdrop{background:#18242370}dialog h2{font-size:24px}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}.dialog-head h2{margin:0}.search-results{margin-top:16px;display:grid;gap:8px}.search-results a{padding:14px;background:var(--subtle);border-radius:8px;text-decoration:none;display:block}.search-results a small{display:block;color:var(--muted);font-size:12px}.search-label{display:block;font-size:14px;margin-bottom:8px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.loading-note{padding:28px;color:var(--muted);font-size:15px}
@media(max-width:1023px){.shell{width:calc(100% - 48px)}.logo-caption{display:none}.nav{gap:18px}.hero{gap:28px}.hero-visual{padding:20px;min-height:280px}.hero-visual .scene{height:220px}.article-grid{grid-template-columns:minmax(0,1fr);gap:24px}.toc{position:static;grid-row:1;display:none}.article-main{max-width:760px}.inline-toc{display:block;background:white;border:1px solid var(--line);border-radius:10px;margin:0 0 24px}.card-grid{gap:16px}.editorial-body{padding:18px}.tool-strip{grid-template-columns:1fr}.workbench{grid-template-columns:290px minmax(0,1fr);gap:20px}.result-panel{padding:20px}.measure{padding:12px}.measure strong{font-size:23px}.check-layout{grid-template-columns:1fr 1fr}.purchase-sample{grid-template-columns:1fr}.purchase-sample button{justify-self:start}.hero h1{font-size:40px}.hero-copy>p:not(.eyebrow){font-size:16px}.footer-top{flex-wrap:wrap}}
@media(max-width:639px){body{font-size:16px}.shell{width:calc(100% - 36px)}.preview-bar{font-size:10px;padding:6px 10px}.preview-bar b{display:block;margin:0}.header-inner{height:62px;gap:12px}.logo{font-size:28px}.nav{display:none}.header-inner>.icon-button{margin-left:auto}.mobile-menu{display:block}.hero{grid-template-columns:1fr;gap:26px;padding:32px 0}.hero h1{font-size:32px;margin-bottom:14px}.hero-copy>p:not(.eyebrow){font-size:16px;margin:16px 0}.hero .button-row{margin-top:22px}.hero .button-row .btn{font-size:14px;flex:1;padding:12px 10px;white-space:nowrap}.hero-visual{display:none;min-height:0;padding:18px 20px 14px;border-radius:14px}.hero-visual .scene{height:180px}.hero-note{margin-top:16px;font-size:11px}.scene-label{font-size:11px}.section{padding-top:36px}.section-head{display:block;margin-bottom:18px}.section-head h2{font-size:24px}.section-head .text-link{font-size:14px;margin-top:4px}.section-head p{font-size:14px}.paths{grid-template-columns:1fr;gap:0}.path-card{padding:18px 40px 18px 4px;display:grid;grid-template-columns:28px 1fr;gap:4px 12px;border-bottom:0}.path-card:last-child{border-bottom:1px solid var(--line)}.path-card .n{grid-row:1 / 3;padding-top:5px}.path-card h3{font-size:20px;margin:0}.path-card p{grid-column:2;margin:0;font-size:13px}.path-card .arrow{top:24px}.path-card .tag{display:none}.card-grid{grid-template-columns:1fr;gap:16px}.editorial-card{display:grid;grid-template-columns:100px 1fr}.editorial-thumb{height:100%;padding:8px;min-height:168px}.editorial-thumb svg{width:92px;height:94px}.editorial-body{padding:16px}.editorial-body h3{font-size:16px;margin:10px 0}.editorial-body p{display:none}.editorial-body .meta{font-size:11px}.tool-card{padding:20px;gap:16px}.tool-card .tool-mark{width:44px;height:44px;font-size:24px;border-radius:8px}.tool-card h3{font-size:17px}.tool-card p{font-size:13px}.tool-card a{font-size:14px}.principle{margin-top:36px;display:block;padding:22px 0}.principle h3{font-size:17px;margin-bottom:8px}.breadcrumb{padding-top:20px;margin-bottom:20px;font-size:11px}.article-header h1{font-size:28px;line-height:1.5}.article-header .intro{font-size:16px}.article-header{margin-bottom:24px}.disclosure{font-size:14px}.answer{padding:20px 18px;margin-bottom:20px}.answer h2{font-size:18px}.answer p{font-size:16px}.answer .btn{font-size:14px;padding:12px}.article-section{padding-top:24px}.article-section h2{font-size:22px}.article-section p{font-size:16px}.flow{gap:4px;padding:18px 8px}.flow .node{font-size:13px}.flow .node small{font-size:10px}.flow .connector{font-size:16px}.source-link{font-size:13px}.related-box{padding:20px}.comparison-options{grid-template-columns:1fr;gap:18px}.option{padding:24px}.option .lead{min-height:0}.table-scroll table{min-width:560px}.table-scroll{border-radius:8px}.purchase-sample{padding:20px}.purchase-sample .btn{width:100%;font-size:14px;white-space:normal}.tools-heading h1{font-size:28px}.tool-tabs{gap:8px}.tool-tabs a{font-size:13px;padding:10px 12px;flex:1;text-align:center}.workbench,.check-layout{grid-template-columns:1fr}.input-panel,.check-layout .input-panel{padding:22px}.input-panel .field{margin-bottom:20px}.result-panel{padding:20px}.result-head{align-items:start;gap:10px}.result-head h2{font-size:20px}.size-figure{padding:8px 2px}.size-figure figcaption{font-size:11px;padding:0 8px}.measures{gap:12px}.measure strong{font-size:22px}.measure p{font-size:12px}.measure small{font-size:12px}.status-box{padding:20px}.status-box h2{font-size:21px}.hub-hero h1{font-size:32px}.route-list strong{font-size:17px}.route-list a{padding:18px}.footer-links{gap:12px 22px}.footer-top{display:block}.footer-links button{font-size:12px}.site-footer{padding:28px 0 24px}.view{padding-bottom:44px}dialog{padding:22px}.dialog-head h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.preview-bar,.site-header,.site-footer,.icon-button,.mobile-menu{display:none}.shell{width:100%}.view{padding:0}.article-grid{display:block}.toc{display:none}a{color:inherit}}

.footer-links a{min-height:44px;display:inline-flex;align-items:center;font-size:13px;color:var(--muted)}.prose{max-width:760px}.prose h2{margin-top:36px;font-size:24px}.prose li{margin:8px 0}.product-list{display:grid;gap:20px;margin-top:32px}.product-card{border:1px solid var(--line);border-radius:14px;padding:24px}.product-card h3{margin:12px 0}.meta a{color:inherit}.search-form{max-width:760px;display:flex;gap:12px;margin:24px 0}.search-form input{flex:1}.search-form button{flex-shrink:0}[hidden]{display:none!important}

/* Manufacturer specifications and editorial selection notes. */
.product-section{margin-top:40px;max-width:860px;scroll-margin-top:100px}
.product-section>h2{font-size:26px;line-height:1.5;margin:0 0 16px}
.product-method,.table-hint{font-size:13px;color:var(--muted)}
.product-route{margin:30px 0 16px;padding-left:18px;border-left:3px solid var(--brand)}
.product-route h3,.product-answer h3{font-size:19px;line-height:1.6;margin:0 0 10px}
.product-route p:last-child{margin-bottom:0}
.product-list{margin-top:22px;min-width:0}
.product-card{background:#fff;min-width:0;scroll-margin-top:100px}
.product-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.product-brand{font-size:13px;font-weight:650;color:var(--muted)}
.product-card h3{font-size:22px;line-height:1.5;overflow-wrap:anywhere;margin:16px 0 6px}
.product-model{font-size:12px;color:var(--muted);margin:0;overflow-wrap:anywhere}
.product-summary{font-size:15px;line-height:1.85;margin:16px 0 18px}
.product-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px;border-top:1px solid var(--line);margin:18px 0 0}
.product-specs>div{padding:12px 0;border-bottom:1px solid var(--line);min-width:0}
.product-specs dt{font-size:12px;color:var(--muted);margin-bottom:3px}
.product-specs dd{margin:0;font-size:14px;font-weight:600;overflow-wrap:anywhere}
.product-fit{display:grid;gap:16px;margin:20px 0}
.product-fit p{font-size:14px;line-height:1.9;margin:0}
.product-fit strong{display:block;font-size:12px;color:var(--brand);margin-bottom:4px}
.product-fit p+p strong{color:var(--ink)}
.product-evidence{font-size:12px;line-height:1.8;border-top:1px solid var(--line);padding-top:14px;color:var(--muted)}
.product-evidence p{font-size:12px;margin:0 0 8px}
.product-evidence ul{padding:0;list-style:none;margin:0}
.product-evidence li{margin:6px 0;overflow-wrap:anywhere}
.product-offers{margin-top:20px;padding-top:12px;border-top:1px solid var(--line)}
.product-answer{margin:28px 0;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.product-answer p{font-size:15px}
.product-answer h3:not(:first-child){margin-top:24px}
@media(min-width:760px){.product-pair{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:639px){.product-section{margin-top:30px}.product-section>h2{font-size:22px}.product-card{padding:20px 18px;border-radius:10px}.product-card h3{font-size:20px}.product-specs{grid-template-columns:1fr}.product-route{padding-left:14px}.product-route h3,.product-answer h3{font-size:18px}.product-section .table-scroll table{min-width:580px}}