:root{--paper:#fff;--cream:#fff;--white:#fff;--ink:#243e47;--navy:#1e4650;--wood:#476a73;--clay:#476a73;--rust:#355d68;--green:#2f5e67;--muted:#60727a;--line:#dce4df;--sage:#f0f5f1;--sand:#f3f4ef;--light:#f5f5f1;--serif:Arial,Helvetica,sans-serif}
body{background:#fff;color:#243e47;font:16px/1.65 Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:Arial,Helvetica,sans-serif;font-weight:600;line-height:1.17;letter-spacing:-.035em;color:#1e414b}
h1{font-size:46px}h2{font-size:32px}h3{font-size:23px}h1 em,h2 em{font-style:normal;color:inherit}
.edition,.topline{display:none}
.site-header{min-height:80px;border-bottom:1px solid #dce4df;background:white}
.site-header .brand{font:600 25px/1.1 Arial,Helvetica,sans-serif;letter-spacing:-1px;color:#1e4650}
.site-header nav{font-size:13px;gap:26px}
.site-header nav a{min-height:44px}
.eyebrow{font-size:10px;font-weight:600;letter-spacing:1.4px;color:#526f77;line-height:1.6;margin-bottom:16px}
.button{background:#1e4650;border-color:#1e4650;border-radius:4px;min-height:46px;padding:12px 20px;font-size:13px;gap:20px}
.button:hover{background:#315e68;border-color:#315e68;color:white}
.button.secondary{background:white;color:#1e4650;border:1px solid #b9c7ca}
.button.secondary:hover{background:#f1f5f2}
.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:13px;padding:9px 0;max-width:100%;border-bottom:0;text-decoration:underline;text-underline-offset:5px}
.photo-hero{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:6%;padding:36px 32px 26px}
.photo-hero-copy{padding:12px 0}
.photo-hero h1{font-size:clamp(37px,3.6vw,50px);line-height:1.1;margin-bottom:22px}
.photo-hero .lede{font-size:16px;line-height:1.75;color:#566f77;max-width:450px;margin-bottom:25px}
.photo-hero .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:0}
.hero-fact{font-size:11px;line-height:1.65;color:#63777d;margin:22px 0 0}
.photo-hero-image{margin:0;min-width:0}
.photo-hero-image img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;border-radius:5px;background:#f5f1e9}
.photo-hero-image figcaption{font-size:10px;color:#617279;line-height:1.5;padding-top:8px}
.section{padding:50px 5%}
.section-heading h2{font-size:31px;line-height:1.25;margin-bottom:0}
.section-heading{align-items:center;gap:30px;margin-bottom:18px}
.section-intro{font-size:13px;color:#62757b;line-height:1.7;margin:0 0 26px;max-width:800px}
.photo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
.photo-grid.featured-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.photo-card{display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid #e0e6e1;border-radius:5px;overflow:hidden}
.card-photo{margin:0;background:#f5f4ef}
.photo-image{display:block;background:#f5f4ef}
.photo-image img{width:100%;height:auto;max-height:none;aspect-ratio:1/1;object-fit:contain;display:block;transition:none}
.photo-image:hover img{transform:none}
.card-photo figcaption{font-size:10px;color:#61757a;line-height:1.5;padding:8px 12px;background:#fafbf8;border-top:1px solid #eef1eb}
.photo-copy{display:flex;flex-direction:column;flex:1;padding:17px;border:0;min-width:0}
.photo-copy .tag{font-size:9px;line-height:1.55;letter-spacing:.6px;color:#59757c;min-height:28px;margin:0 0 9px}
.photo-copy h3{font-size:19px;line-height:1.28;margin:0 0 15px;letter-spacing:-.4px}
.photo-copy h3 a{display:block;min-height:48px;text-decoration:none}
.photo-copy .range{display:flex;flex-direction:column;gap:3px;line-height:1.5;min-height:47px;margin:0 0 13px}
.range strong{font-size:16px;font-weight:600;color:#264550}
.range span{font-size:11px;color:#64767c}
.card-source{font-size:11px;color:#61777e;line-height:1.6;margin:0 0 12px}
.card-source a{display:inline-flex;align-items:center;min-height:32px}
.card-source>span{display:block;font-size:10px}
.photo-copy .card-actions{margin-top:auto;padding-top:12px;border-top:1px solid #e3e9e3;display:flex;flex-direction:column;align-items:stretch;gap:3px}
.photo-copy .card-actions>a{min-height:44px;padding:8px 0;display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:600;text-decoration:none}
.photo-copy .card-actions label{display:flex!important;align-items:center;gap:9px;min-height:44px;padding:9px 0;margin:0;border:0;border-radius:0;font-size:12px}
.photo-copy .card-actions input{width:20px;height:20px;min-height:20px;margin:0;accent-color:#1e4650}
.photo-detail{display:grid;grid-template-columns:1fr 1fr;gap:6%;align-items:start}
.photo-detail .photo-detail-image{margin:0;background:transparent;min-width:0}
figure.photo-detail-image>img{width:100%;height:auto;max-height:none;aspect-ratio:1/1;object-fit:contain;background:#f5f4ef;display:block;border-radius:5px}
.photo-detail-image figcaption{font-size:11px;color:#536e77;line-height:1.5;margin:0;padding:10px 0 0}
.image-method{font-size:12px;line-height:1.7;color:#667b82;margin:9px 0 0}
.photo-detail h1{font-size:39px;line-height:1.16;margin-bottom:20px}
.photo-detail .lede,.photo-detail>div>p{font-size:16px;line-height:1.75;color:#5b727a}
.photo-size-banner{margin:10px 5% 0;padding:36px 40px;display:grid;grid-template-columns:1.2fr .8fr;gap:7%;align-items:center;background:#f1f5f2;border:1px solid #dfe6e0;border-radius:5px}
.photo-size-banner h2{font-size:29px;line-height:1.25}
.photo-size-banner p:not(.eyebrow){font-size:14px;line-height:1.75;color:#526e76}
.photo-size-banner .text-link{display:flex;width:fit-content;margin-top:10px}
.measurement-steps{border-top:1px solid #bfcfc8}
.measurement-steps span{display:block;padding:15px 0;border-bottom:1px solid #d4dfd8;font-size:14px}
.measurement-steps small{display:block;font-size:11px;line-height:1.65;color:#62797e;margin-top:15px}
.guide-card,.note-card{background:#fff;border-bottom:1px solid #dce4df}
.guide-card h3{font-size:24px;line-height:1.25}
.article h1,.article-top h1,.prose h1{font-size:43px;line-height:1.16}
.article section h2,.article-body h2,.prose h2{font-size:28px;line-height:1.25}
.article .contents,.source-box,.article-sources,.aside-note,.side-note{background:#f3f6f2;border:1px solid #dfe7e0;border-radius:5px}
.planner-output,.fit-form,.fit-results{background:#f3f6f2;border-radius:5px}
.page-intro h1,.page-head h1{font-size:44px;line-height:1.16}
.page-intro .lede,.page-head>p{font-size:17px;color:#566f77}
.filters,.filter-bar{background:#f4f7f3;border:1px solid #e0e7e1;border-radius:5px}
input:not([type=checkbox]),select{border:1px solid #bac8cb;border-radius:4px;min-width:0}
.compare-shortcut,.comparison-jump,.comparison-reset{border-radius:4px}
th{background:#f1f5f1}
footer,.footer{background:#183f49;color:#f5f8f7}
footer .brand,.footer .brand{color:#fff}
footer p,.footer-tag{color:#d6e2e1}
footer .footer-end,.footer-bottom{border-top-color:#3e626b;color:#cfdddd}
@media screen and (max-width:1100px){
 .photo-grid.featured-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .photo-hero{gap:4%}
 .photo-hero h1{font-size:38px}
 .photo-size-banner{padding:28px}
}
@media screen and (max-width:700px){
 .site-header{min-height:68px}
 .site-header .brand{font-size:22px}
 .site-header nav a{font-size:14px;min-height:44px}
 .photo-hero{grid-template-columns:1fr;gap:22px;padding:25px 5% 18px}
 .photo-hero-copy{padding:0}
 .photo-hero h1{font-size:34px;line-height:1.12;margin-bottom:16px;letter-spacing:-1.1px}
 .photo-hero .lede{font-size:15px;line-height:1.65;margin-bottom:19px}
 .photo-hero .eyebrow{font-size:9px;letter-spacing:1.1px;margin-bottom:13px}
 .photo-hero .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
 .photo-hero .hero-actions .button{width:100%;min-width:0;min-height:46px;padding:12px 10px;font-size:12px;gap:10px}
 .hero-fact{font-size:10px;margin-top:15px}
 .photo-hero-image figcaption{font-size:10px}
 .section{padding:36px 5%}
 .section-heading h2{font-size:25px;line-height:1.25}
 .section-intro{font-size:12px;line-height:1.7;margin-bottom:20px}
 .photo-grid,.photo-grid.featured-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 12px}
 .photo-card{display:flex;flex-direction:column;border-radius:4px}
 .card-photo figcaption{font-size:9px;line-height:1.45;padding:7px 9px;min-height:40px}
 .photo-copy{padding:11px 10px 7px}
 .photo-copy .tag{font-size:8px;letter-spacing:.2px;min-height:30px;line-height:1.5;margin-bottom:7px;overflow-wrap:anywhere}
 .photo-copy h3{font-size:15px;line-height:1.3;letter-spacing:-.2px;margin-bottom:11px}
 .photo-copy h3 a{min-height:59px}
 .photo-copy .range{min-height:47px;margin-bottom:7px}
 .range strong{font-size:13px;line-height:1.45}
 .range span{font-size:10px;line-height:1.5}
 .card-source{font-size:10px;margin:0 0 5px}
 .card-source a{min-height:44px;font-size:10px;line-height:1.4;padding:8px 0}
 .card-source>span{display:none}
 .photo-copy .card-actions{padding-top:5px;gap:0}
 .photo-copy .card-actions>a{font-size:12px;min-height:44px}
 .photo-copy .card-actions label{font-size:11px;min-height:44px;gap:7px}
 .photo-copy .card-actions input{width:20px;height:20px}
 .photo-detail{grid-template-columns:1fr;gap:22px}
 .photo-detail h1{font-size:31px;line-height:1.2}
 .photo-detail-image figcaption{font-size:10px}
 .image-method{font-size:11px;line-height:1.7}
 .photo-detail .lede,.photo-detail>div>p{font-size:15px}
 .photo-size-banner{grid-template-columns:1fr;padding:25px 22px;gap:22px}
 .photo-size-banner h2{font-size:25px}
 .photo-size-banner .button{width:100%}
 .measurement-steps span{font-size:13px;padding:12px 0}
 .page-intro h1,.page-head h1,.article h1,.article-top h1,.prose h1{font-size:33px;line-height:1.17}
 .article section h2,.article-body h2,.prose h2{font-size:25px}
 .guide-card h3{font-size:24px;line-height:1.25}
 input:not([type=checkbox]),select{font-size:16px;min-height:48px}
 .button,.menu,.icon-button{min-height:44px}
 .text-link{font-size:13px;min-height:44px}
}
@media screen and (max-width:359px){
 .photo-grid,.photo-grid.featured-grid{grid-template-columns:minmax(0,1fr);gap:20px}
 .card-photo figcaption{min-height:0;font-size:10px}
 .photo-copy{padding:15px}
 .photo-copy .tag{font-size:9px;min-height:0}
 .photo-copy h3{font-size:20px}
 .photo-copy h3 a{min-height:44px}
 .range strong{font-size:16px}
 .range span{font-size:11px}
 .card-source a{font-size:12px}
 .card-source>span{display:block;font-size:10px}
 .photo-copy .card-actions label{font-size:12px}
 .photo-hero h1{font-size:31px}
}
@media print{
 .photo-hero,.photo-size-banner{display:none!important}
 .photo-detail-image img{max-width:300px;max-height:300px}
 .photo-detail-image figcaption,.card-photo figcaption,.image-method{font-size:10px;color:black}
 .photo-card{break-inside:avoid}
}

.site-header{height:auto;padding:0}
.site-header .header-row{min-height:80px;height:auto;padding:15px 0}
.site-header .brand svg{width:27px;height:27px}
.wrap .photo-hero{padding-left:0;padding-right:0}
.wrap .section{padding-left:0;padding-right:0}
.wrap .photo-grid{margin:0}
.guide-card{padding:24px;border:1px solid #dfe7e0;border-radius:5px}
.guide-card .small-label{font-size:10px;color:#5a777e}
.guide-card h3{margin-top:14px}
.guide-card p{font-size:14px;color:#5c7279}
.article-image-note{font-size:12px;padding:16px 0;border-block:1px solid #dce4df;color:#60777e;margin-bottom:30px}
.article-layout{padding-top:10px}
.photo-detail{padding-top:20px}
.photo-detail .spec-list{font-size:13px}
.photo-detail .spec-list dt{font-size:11px}
.photo-detail .spec-list dd{font-size:14px}
.product-copy{max-width:850px}
.product-copy h2{font-size:28px}
.quick-fit{background:#f1f5f2;color:#243e47;border:1px solid #dce5dd;border-radius:5px}
.quick-fit p{color:#5c747b}
.quick-fit h2{color:#21434e;font-size:29px}
.quick-fit .eyebrow{color:#526f77}
.quick-fit input{background:#fff;color:#243e47;border-color:#bac8cb}
.quick-fit .button{background:#1e4650;color:white;border-color:#1e4650}
.method-strip{background:transparent;border-top:1px solid #dce4df;padding:38px 0}
.method-strip h2{font-size:28px}
.method-strip p{font-size:14px;color:#60777d}
.footer-tag{font-size:14px}
.footer-bottom{font-size:11px}
.footer-bottom span{max-width:600px}
@media screen and (max-width:700px){
 .wrap{width:90%}
 .site-header .header-row{min-height:68px;padding:10px 0;gap:12px}
 .site-header .nav{top:68px}
 .site-header .brand{font-size:21px;gap:7px}
 .site-header .brand svg{width:25px;height:25px}
 .wrap .photo-hero{padding-top:25px;padding-bottom:18px}
 .wrap .section{padding-top:35px;padding-bottom:35px}
 .section-heading{display:block}
 .section-heading .text-link{margin-top:6px}
 .quick-fit{padding:25px 20px}
 .quick-fit form{grid-template-columns:repeat(3,minmax(0,1fr))}
 .quick-fit h2{font-size:25px}
 .quick-fit input{font-size:16px}
 .method-strip h2,.product-copy h2{font-size:25px}
 .photo-detail{grid-template-columns:1fr;padding-top:15px}
 .photo-detail .photo-detail-image{min-height:0}
 .footer-bottom{flex-direction:column;gap:12px;line-height:1.7}
 .fit-fields{grid-template-columns:1fr}
}
/* Primary desktop and tablet controls use the same minimum target size. */
.header-actions .icon-button{min-width:44px;min-height:44px}
.unit-switch button,.reset-button,.quick-fit input,.quick-fit .button{min-height:44px}
.fit-form .checkbox-label{display:flex;align-items:center;min-height:44px;cursor:pointer}
.reset-button{padding:10px 12px}
@media screen and (min-width:1025px){.fit-form input[type="number"]{font-size:14px}}