/* R57: legibility, deterministic product navigation and distinct editorial pages. */
/* Filled actions with a restrained, pointer-positioned reflection. */
html[data-theme] :is(.btn,.btn.dark,.btn.solid,.text-link,.site-header .header-cta.btn.solid){background:var(--button-bg);color:var(--button-text);border-color:var(--button-bg);position:relative;isolation:isolate;overflow:hidden;transition:background-color .3s,color .3s,border-color .3s,box-shadow .3s}
html[data-theme] :is(.btn,.text-link,.site-header .header-cta.btn.solid)::before{content:''!important;display:block!important;position:absolute;inset:0;z-index:0;background:radial-gradient(140px circle at var(--mx,50%) var(--my,50%),color-mix(in srgb,var(--sand) 25%,transparent),transparent 75%);opacity:0;pointer-events:none;transition:opacity .4s;mix-blend-mode:soft-light}
html[data-theme] :is(.btn,.text-link,.site-header .header-cta.btn.solid):is(:hover,:focus-visible)::before{opacity:1}
html[data-theme] :is(.btn,.btn.dark,.btn.solid,.text-link,.site-header .header-cta.btn.solid):is(:hover,:focus-visible){background:var(--button-hover);color:var(--button-text);border-color:var(--button-hover)}
html[data-theme] :is(.hero-content,.product-hero-content,.brand-cinema,.brand-finale) .text-link{background:var(--button-bg);color:var(--button-text);border-color:var(--button-bg)}
html[data-theme] .showcase-cards{scroll-snap-type:x mandatory;scroll-behavior:auto;touch-action:pan-x pan-y;cursor:grab;scroll-padding-inline:2px;grid-auto-columns:calc((100% - 24px)/2.25);gap:24px}
html[data-theme] .showcase-cards.is-dragging{scroll-snap-type:none;cursor:grabbing;user-select:none}
html[data-theme] .showcase-cards.is-dragging *{cursor:grabbing;pointer-events:none}
html[data-theme] .showcase-cards img{-webkit-user-drag:none;user-select:none}
html[data-theme] .showcase-cards .collection-compare-card{scroll-snap-align:start;transform:none!important}
html[data-theme] .showcase-cards .studio-window{width:39%;inset:auto 12px 12px auto;aspect-ratio:3/2;border-radius:8px;background:var(--sand);border:1px solid color-mix(in srgb,var(--deep-brown) 28%,var(--sand));padding:4px;box-shadow:0 4px 18px color-mix(in srgb,var(--deep-brown) 25%,transparent)}
html[data-theme] .showcase-cards .studio-window .home-cutout{object-fit:contain;mix-blend-mode:normal;padding:0}
html[data-theme] .collection-compare-visual .collection-scene{border-radius:5px;width:34%;border:2px solid var(--sand)}
html[data-theme] .comparison{max-width:100%;width:100%;aspect-ratio:16/9;max-height:none;border-radius:6px}
html[data-theme] .compare-section .compare-heading{margin-bottom:28px}
html[data-theme] .compare-section .container{width:calc(100% - clamp(32px,6vw,96px));max-width:1680px}
/* Photo overlays always own an ivory foreground, regardless of UI theme. */
html[data-theme] :is(.hero-content,.page-hero-layout,.material-section){--text:var(--sand);--heading:var(--sand);color:var(--sand)}
html[data-theme] :is(.hero-content,.page-hero-layout,.material-copy) :is(h1,h2,.eyebrow,p){color:var(--sand)!important}
html[data-theme] .material-section{background-color:var(--deep-brown)}
html[data-theme] .material-section:after{background:linear-gradient(90deg,color-mix(in srgb,var(--deep-brown) 25%,transparent),color-mix(in srgb,var(--deep-brown) 88%,transparent) 58%)!important}
html[data-theme] .material-copy{position:relative;z-index:2;padding:28px;background:color-mix(in srgb,var(--deep-brown) 86%,transparent);border:1px solid color-mix(in srgb,var(--sand) 20%,transparent);border-radius:6px}
html[data-theme] .home-page .hero-media:after{background:linear-gradient(90deg,color-mix(in srgb,var(--deep-brown) 82%,transparent),color-mix(in srgb,var(--deep-brown) 38%,transparent) 48%,transparent 85%)}
html[data-theme] .atmosphere-copy{--text:var(--sand);--heading:var(--sand);color:var(--sand)}
html[data-theme] .atmosphere-copy :is(h2,.eyebrow,p){color:var(--sand)!important}
html[data-theme] .atmosphere-media:after{background:linear-gradient(90deg,color-mix(in srgb,var(--deep-brown) 94%,transparent),color-mix(in srgb,var(--deep-brown) 70%,transparent) 35%,transparent 80%)}
html[data-theme] .atmosphere-dots{background:var(--deep-brown);border-radius:999px;padding:0 6px;color:var(--sand)}
html[data-theme] .atmosphere-dots button{color:var(--sand)}
html[data-theme] .product-hero--scene:before,html[data-theme] .page-hero:before,html[data-theme] .page-hero:after{background:linear-gradient(90deg,color-mix(in srgb,var(--deep-brown) 86%,transparent),color-mix(in srgb,var(--deep-brown) 45%,transparent) 55%,transparent)}
/* Footer: aligned column heads and equal rhythm. */
html[data-theme] .footer-r39-grid{grid-template-columns:minmax(220px,1.15fr) minmax(160px,1fr) minmax(170px,1fr) minmax(220px,1.2fr);gap:40px;align-items:start}
html[data-theme] .footer-r39-brand{justify-self:start;gap:16px;padding-top:0;width:100%;max-width:250px}
html[data-theme] .footer-r39 :is(nav,address){gap:10px}
html[data-theme] .footer-r39 h2{margin:0 0 8px;padding-bottom:12px;min-height:38px}
html[data-theme] .footer-r39-models{gap:10px 16px;align-items:start}
html[data-theme] .footer-r39 .footer-all{padding:0;margin:0}
html[data-theme] .footer-r39 .footer-legal{gap:12px 24px;align-items:center;padding-block:22px}
html[data-theme] .footer-r39 .footer-bottom{padding-right:0;min-height:70px}
html[data-theme] .back-to-top{width:46px;height:46px;border-radius:50%;background:var(--button-bg);color:var(--button-text);border:1px solid var(--button-bg);box-shadow:0 5px 18px color-mix(in srgb,var(--deep-brown) 15%,transparent);right:20px;bottom:20px}
html[data-theme] .back-to-top svg{width:22px;height:22px}
html[data-theme] .back-to-top svg .rise-arrow{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
/* Brand: split opening, clear narrative, one full-width scene and a studio study. */
.brand57-opening{display:grid;grid-template-columns:1fr 1.1fr;gap:7vw;align-items:center;padding-block:160px 64px}
.brand57-title h1{font-size:clamp(36px,4.6vw,68px);margin:0 0 24px}
.brand57-title>p:not(.eyebrow){max-width:360px;font-size:15px;line-height:1.85;margin:0 0 28px}
:is(.brand57-opening,.brand57-panorama,.brand57-form,.brand57-close) figure{margin:0;min-width:0}
:is(.brand57-opening,.brand57-panorama,.brand57-form,.brand57-close) img{display:block;width:100%;object-fit:cover;border-radius:5px}
.brand57-opening img{aspect-ratio:4/5;max-height:620px}
:is(.brand57-opening,.brand57-panorama,.brand57-form,.brand57-close) figcaption{font-size:10px;color:var(--muted);padding-top:10px;line-height:1.6}
.brand57-story{display:grid;grid-template-columns:1.3fr .7fr;gap:10vw;padding-block:64px;border-top:1px solid var(--line);align-items:end;scroll-margin-top:110px}
.brand57-story h2,.brand57-form h2,.brand57-close h2{font-size:clamp(30px,3.6vw,52px);margin:0 0 20px}
.brand57-story>p,.brand57-form p:not(.eyebrow){font-size:15px;line-height:1.9;max-width:460px}
.brand57-panorama img{aspect-ratio:2.2}
.brand57-form{display:grid;grid-template-columns:1fr 1fr;gap:9vw;align-items:center;padding-block:80px}
.brand57-form img{aspect-ratio:4/3;object-fit:contain;background:var(--sand)}
.brand57-form .btn{margin-top:16px}
.brand57-close{padding-block:64px;background:var(--ui-soft);border-block:1px solid var(--line)}
.brand57-close>.container{display:grid;grid-template-columns:1.2fr 1fr;gap:7vw;align-items:center}.brand57-close img{aspect-ratio:16/10}
/* Guide: compact introduction followed by an indexed reading workspace. */
html[data-theme] .guide57-opening{display:grid;grid-template-columns:1.35fr .65fr;gap:6vw;padding-block:150px 48px;align-items:center;border-bottom:1px solid var(--line);background:none}
.guide57-opening h1{font-size:clamp(36px,4.8vw,64px);margin:0 0 20px}.guide57-opening p:not(.eyebrow){font-size:15px;line-height:1.8;max-width:480px}
.guide57-opening figure{margin:0}.guide57-opening img{aspect-ratio:4/3;max-height:260px;object-fit:cover;border-radius:6px}
html[data-theme] .guide57-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:6vw;padding-block:50px;background:none}
.guide57-layout .guide-index{position:sticky;top:120px;padding:24px;align-self:start;background:var(--ui-soft);border:1px solid var(--line);border-radius:8px}
.guide57-layout .guide-index a{font-size:12px;line-height:1.6;padding:12px 0;color:var(--ui-fg)}
.guide57-layout .guide-chapter{padding:0 0 40px;scroll-margin-top:120px}
.guide57-layout .guide-chapter-title{margin-bottom:16px}
.guide57-layout .guide-chapter details{border:1px solid var(--line);border-radius:7px;background:var(--ui-bg);padding:22px 24px;margin-bottom:12px}
.guide57-layout .guide-chapter details[open]{background:var(--ui-soft)}
.guide57-layout .guide-chapter summary{font:500 clamp(19px,1.8vw,25px)/1.45 Lora,serif;color:var(--ui-heading);align-items:center;gap:24px}
.guide57-layout .guide-chapter details p{font-size:14px;line-height:1.9;margin:20px 40px 0 0;max-width:650px}
/* Contact: welcome and real contact routes first, clearly separated project form. */
html[data-theme] .contact57{padding-block:150px 44px;background:none}
.contact57 .contact-arrival-grid{grid-template-columns:1.3fr .7fr;gap:8vw;align-items:center}
.contact57 h1{font-size:clamp(38px,4.8vw,66px);margin:0 0 24px}
.contact57 img{aspect-ratio:1;max-height:390px;border-radius:50%;object-fit:cover}
.contact57 figcaption{text-align:center}.contact57 p:not(.eyebrow){max-width:420px}
html[data-theme] .contact57-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding-block:0 64px;background:none}
.contact57-directory .contact-block{padding:24px 30px;border:1px solid var(--line);background:var(--ui-soft);border-right:0;min-width:0}
.contact57-directory .contact-block:last-child{border-right:1px solid var(--line)}
.contact57-directory .contact-block h2{font-size:25px;margin:8px 0 20px}
.contact57-directory .contact-block a{font-size:14px;line-height:1.8}.contact57-directory .contact-block .btn{font-size:11px;margin-top:16px}
html[data-theme] .contact-form-layout{padding-top:60px;gap:7vw;grid-template-columns:.8fr 1.2fr;align-items:start}
.contact-form-layout .form-side{position:sticky;top:120px}.contact-form-layout .form-side h2{font-size:clamp(30px,3.4vw,44px)!important;margin:20px 0}.contact-form-layout .form-side p{font-size:14px;line-height:1.9}.contact-form-layout .contact-form-visual{display:none}
@media(max-width:1100px){html[data-theme] .footer-r39-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}html[data-theme] .footer-r39-brand{grid-column:1/-1;justify-self:center}.brand57-opening{gap:4vw}.contact57-directory .contact-block{padding:22px 18px}}
@media(max-width:900px){html[data-theme] .showcase-cards{grid-auto-columns:74%;gap:20px}html[data-theme] .guide57-layout{grid-template-columns:180px minmax(0,1fr);gap:28px}.guide57-layout .guide-index{padding:16px}.contact57 .contact-arrival-grid{gap:32px}.contact57-directory .contact-block a{font-size:12px}}
@media(max-width:720px){
 html[data-theme] .showcase-cards{grid-auto-columns:92%;gap:16px}html[data-theme] .showcase-cards .studio-window{width:43%;inset:auto 8px 8px auto;padding:3px;border-radius:5px}
 html[data-theme] .comparison{aspect-ratio:4/3;max-width:100%}.comparison img{object-fit:cover!important}
 html[data-theme] .atmosphere-copy{--text:var(--ui-fg);--heading:var(--ui-heading);color:var(--ui-fg)}html[data-theme] .atmosphere-copy :is(h2,.eyebrow,p){color:var(--ui-fg)!important}
 html[data-theme] .material-copy{padding:20px}.material-copy h2{font-size:30px!important}
 html[data-theme] .home-page .hero-media:after{background:linear-gradient(180deg,color-mix(in srgb,var(--deep-brown) 45%,transparent),color-mix(in srgb,var(--deep-brown) 76%,transparent) 28%,color-mix(in srgb,var(--deep-brown) 30%,transparent) 58%,transparent)}
 html[data-theme] .product-hero-content .text-link{background:var(--button-bg);color:var(--button-text);border-color:var(--button-bg)}
 html[data-theme] .footer-r39-grid{grid-template-columns:1fr;gap:32px;justify-items:center}html[data-theme] .footer-r39-brand{max-width:none;justify-self:center}html[data-theme] .footer-r39 :is(nav,address){align-items:center;text-align:center}html[data-theme] .footer-r39 h2{min-height:0;max-width:260px}html[data-theme] .footer-r39 .footer-legal{flex-direction:column}html[data-theme] .footer-r39 .footer-bottom{padding-bottom:38px}html[data-theme] .back-to-top{width:42px;height:42px;right:14px;bottom:14px}
 .brand57-opening{grid-template-columns:1fr;padding-block:112px 36px;gap:30px}.brand57-title h1{font-size:38px}.brand57-opening img{aspect-ratio:4/3;max-height:none}.brand57-story{grid-template-columns:1fr;gap:16px;padding-block:36px}.brand57-panorama img{aspect-ratio:4/3}.brand57-form{grid-template-columns:1fr;gap:28px;padding-block:40px}.brand57-close{padding-block:36px}.brand57-close>.container{grid-template-columns:1fr;gap:28px}
 html[data-theme] .guide57-opening{grid-template-columns:1fr;padding-block:112px 28px;gap:22px}.guide57-opening h1{font-size:38px}.guide57-opening figure{display:none}html[data-theme] .guide57-layout{grid-template-columns:1fr;padding-block:24px;gap:28px}.guide57-layout .guide-index{position:static;display:flex;flex-wrap:wrap;gap:6px 16px;padding:16px}.guide57-layout .guide-index .eyebrow{width:100%;margin:0}.guide57-layout .guide-index a{padding:6px 0}.guide57-layout .guide-chapter details{padding:18px}.guide57-layout .guide-chapter details p{margin-right:0;font-size:14px}
 html[data-theme] .contact57{padding-block:112px 32px}.contact57 .contact-arrival-grid{grid-template-columns:1fr;gap:28px}.contact57 h1{font-size:38px}.contact57 figure{display:none}html[data-theme] .contact57-directory{grid-template-columns:1fr;padding-bottom:36px}.contact57-directory .contact-block{padding:22px;border-right:1px solid var(--line);border-bottom:0}.contact57-directory .contact-block:last-child{border-bottom:1px solid var(--line)}.contact57-directory .contact-block a{font-size:14px}html[data-theme] .contact-form-layout{grid-template-columns:1fr;gap:24px;padding-top:36px}.contact-form-layout .form-side{position:static}
}
@media(prefers-reduced-motion:reduce){html[data-theme] .showcase-cards{scroll-behavior:auto}html[data-theme] :is(.btn,.text-link)::before{transition:none}}
.brand57-opening img{aspect-ratio:3/2;max-height:none;object-fit:contain}
.brand57-opening{padding-bottom:54px;min-height:min(740px,90svh)}
.brand57-opening .eyebrow{text-transform:none}
@media(max-width:720px){.brand57-opening{min-height:0}.brand57-opening img{aspect-ratio:3/2}}
html[data-theme] #back-to-top{background:var(--button-bg);color:var(--button-text);border-color:var(--button-bg)}
html[data-theme] #back-to-top:is(:hover,:focus-visible){background:var(--button-hover);color:var(--button-text);border-color:var(--button-hover)}
@media(min-width:721px){html[data-theme] .footer-r39 .footer-credit{margin-right:60px}}