/* Cinema 538 layout: all original editorial copy is retained. */
:root{--bg:#f8f6f1;--accent:#b72835;--line:#e2ded6}
header{min-height:76px;padding-inline:max(24px,calc((100vw - 1200px)/2))}
header .nav-link[aria-current=page]{color:var(--accent);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:8px}
.action{box-shadow:none;min-height:48px;border-radius:9px;gap:14px}
.action:hover{box-shadow:0 5px 14px #b7283520}
.product-page .hero{max-width:1248px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin:56px auto 44px;padding:0 24px}
.eyebrow{display:block;font:700 11px/1.5 Arial,Helvetica,sans-serif;letter-spacing:1.7px;color:var(--accent);margin-bottom:16px}
.product-page .hero h1{font-size:clamp(36px,3.5vw,49px);line-height:1.12;letter-spacing:-1.5px;margin:0 0 22px;max-width:600px;text-wrap:balance}
.hero-description{font-size:17px;line-height:1.75;color:var(--muted);max-width:470px;margin:0 0 24px}
.hero-actions{display:flex;align-items:center;gap:14px 22px;flex-wrap:wrap}
.hero-primary{font-size:14px;padding:13px 19px}
.secondary-action{font-size:13px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:8px;min-height:44px}
.secondary-action:hover{text-decoration:underline}
.hero-meta{display:flex;gap:24px;margin:28px 0 0;padding-top:20px;border-top:1px solid var(--line)}
.hero-meta>div{display:flex;flex-direction:column;gap:2px}
.hero-meta dt{font-size:11px;color:var(--muted);line-height:1.5}
.hero-meta dd{font-size:14px;font-weight:700;margin:0;line-height:1.7}
.hero-visual{min-width:0;position:relative;padding:14px;border-radius:20px;background:#eeebe4;border:1px solid #e6e1d8}
.hero-visual .image-button{border-radius:12px;box-shadow:0 10px 26px #30201812;margin:0}
.visual-caption{display:block;text-align:center;color:var(--muted);font-size:11px;letter-spacing:.5px;margin-top:10px}
.device-section{max-width:1248px;margin:0 auto 52px;padding:0 24px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:20px}
.section-heading .eyebrow{margin-bottom:7px;font-size:10px}
.section-heading h2{font:600 28px/1.25 Georgia,serif;letter-spacing:-.5px;margin:0}
.section-caption{font-size:12px;color:var(--muted)}
.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.device-card{display:flex;gap:18px;padding:23px;background:var(--paper);border:1px solid var(--line);border-radius:12px;text-decoration:none;transition:border-color .18s,box-shadow .18s,transform .18s}
.device-card:hover{border-color:#cda8a7;box-shadow:0 8px 20px #34251b08;transform:translateY(-2px);color:var(--ink)}
.device-icon{display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;border-radius:10px;background:#f3eee8;color:var(--ink)}
.device-icon svg{width:25px;height:25px}
.device-content{display:flex;flex-direction:column;min-width:0}
.device-content strong{font-size:17px;line-height:1.4;margin-bottom:6px}
.device-content>span{font-size:12px;line-height:1.6;color:var(--muted)}
.device-content .device-link{font-size:12px;font-weight:700;color:var(--ink);margin-top:14px}
.device-link>span{margin-left:12px}
.product-page .layout{max-width:1248px;grid-template-columns:224px minmax(0,1fr);gap:56px;padding:34px 24px 0;border-top:1px solid var(--line)}
.product-page .original-intro{margin:0 0 44px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.product-page .original-intro p{color:var(--muted);font-size:16px;line-height:1.9}
.product-page aside{top:100px}
.product-page .toc{padding:10px;background:transparent;border:0;border-radius:0;max-height:calc(100vh - 125px)}
.toc>summary{font-size:12px;letter-spacing:.5px;color:var(--ink);border-bottom:1px solid var(--line);padding:5px 8px 14px}
.toc a{font-size:12px;padding:9px 10px;line-height:1.55}
.toc-more{margin-top:8px;border-top:1px solid var(--line);padding-top:6px}
.toc-more>summary{cursor:pointer;display:flex;justify-content:space-between;padding:10px;font-size:12px;color:var(--muted);list-style:none}
.toc-more>summary::-webkit-details-marker{display:none}
.toc-more[open]>summary span{transform:rotate(45deg)}
.toc-more nav{padding-top:0}
.product-page .content-section{margin-bottom:52px}
.product-page .content-section h2{font-size:29px;line-height:1.3;margin-bottom:22px;text-wrap:balance}
.product-page article p,.product-page article li{font-size:16px;line-height:1.85}
.product-page article>.content-section>.image-button{max-width:620px;margin:24px auto}
.product-page .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.product-page .feature-card{padding:22px}
.product-page .feature-card p{font-size:14px;line-height:1.85}
.product-page .feature-card h3{font-size:18px}
.product-page .feature-card:before{width:20px;height:4px;border:0;border-radius:3px;background:#b72835;margin-bottom:18px}
.product-page .features{padding:26px;background:#f0ede6}
.product-page .step-list li::marker{content:''}
.product-page .step-list li{padding-left:36px;padding-bottom:24px}
.product-page .app-info{background:var(--paper);border:1px solid var(--line);padding:26px}
.product-page .app-info th{background:#f1eee8}
.product-page .questions{background:var(--paper)}
.product-page .faq summary{min-height:28px}
.product-page .compare-panel{padding:20px}
.product-page .compare-panel li{font-size:14px}
.mobile-guide-bar[hidden]{display:none!important}
.mobile-guide-bar{display:none}
@media(max-width:1100px) and (min-width:761px){
 .product-page .hero{gap:28px;margin-top:40px}
 .product-page .hero h1{font-size:38px}
 .hero-actions{gap:8px}
 .hero-primary{font-size:13px}
 .hero-meta{gap:20px}
 .device-card{padding:18px;gap:12px}
 .device-icon{width:36px;height:36px;flex-basis:36px}
 .device-content strong{font-size:16px}
 .product-page .layout{grid-template-columns:195px minmax(0,1fr);gap:30px}
 .product-page .features{padding:22px}
 .product-page .feature-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
 header{min-height:66px;padding:10px 16px}
 header .action{font-size:12px;min-height:42px;padding:8px 11px;gap:0}
 .product-page .hero{display:flex;flex-direction:column;align-items:stretch;gap:28px;padding:0 20px;margin:30px auto 30px}
 .eyebrow{font-size:10px;letter-spacing:1.2px;margin-bottom:13px}
 .product-page .hero h1{font-size:clamp(32px,5.5vw,40px);line-height:1.15;letter-spacing:-1px;max-width:580px;margin-bottom:16px}
 .hero-description{font-size:15px;line-height:1.75;margin-bottom:18px;max-width:550px}
 .hero-actions{gap:8px 18px}
 .hero-primary{font-size:13px;min-height:48px;padding:12px 16px}
 .secondary-action{font-size:12px}
 .hero-meta{margin-top:20px;padding-top:16px;gap:26px}
 .hero-meta dd{font-size:13px}
 .hero-visual{padding:9px;border-radius:14px;max-width:600px;width:100%;align-self:center}
 .hero-visual .image-button{border-radius:8px}
 .visual-caption{font-size:10px;margin-top:6px}
 .device-section{padding:0 20px;margin-bottom:30px}
 .section-heading{margin-bottom:16px}
 .section-heading h2{font-size:25px}
 .section-caption{display:none}
 .device-grid{grid-template-columns:1fr;gap:10px}
 .device-card{padding:17px;gap:16px;align-items:center}
 .device-content{display:grid;grid-template-columns:1fr auto;width:100%;column-gap:10px}
 .device-content strong{font-size:16px;margin:0 0 3px}
 .device-content>span{font-size:12px}
 .device-content>span:not(.device-link){grid-column:1;grid-row:2}
 .device-content .device-link{grid-column:2;grid-row:1 / 3;align-self:center;margin:0;font-size:11px}
 .device-link>span{margin-left:3px}
 .device-icon{width:39px;height:39px;flex-basis:39px}
 .product-page .layout{display:block;padding:24px 20px 0}
 .product-page aside{position:static;margin-bottom:28px}
 .product-page .toc{border:1px solid var(--line);border-radius:10px;background:var(--paper);padding:7px 10px;max-height:360px}
 .toc>summary{border-bottom:0;padding:9px 5px;font-size:13px}
 .toc[open]>summary{border-bottom:1px solid var(--line)}
 .toc a{font-size:13px;padding-block:10px}
 .product-page .original-intro{margin-bottom:34px;padding-bottom:16px}
 .product-page .original-intro p{font-size:16px;line-height:1.85}
 .product-page .content-section{margin-bottom:38px}
 .product-page .content-section h2{font-size:26px;letter-spacing:-.4px}
 .product-page .features,.product-page .installation,.product-page .questions,.product-page .app-info{padding:20px}
 .product-page .feature-grid{grid-template-columns:1fr}
 .product-page .feature-card{padding:20px}
 .product-page .feature-card p,.product-page .compare-panel li{font-size:15px}
 .responsive-table{display:block;min-width:0!important;width:100%}
 .responsive-table tbody{display:block}
 .responsive-table tr:has(th){position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
 .responsive-table tr:not(:has(th)){display:block;padding:17px 18px;border-bottom:1px solid var(--line)}
 .responsive-table tr:last-child{border-bottom:0}
 .responsive-table td{display:block;width:100%;padding:7px 0;border:0;background:none!important;font-size:14px;line-height:1.75}
 .responsive-table td:first-child{font-weight:700;font-size:16px;color:var(--ink);padding-top:0}
 .responsive-table td::before{content:attr(data-label);display:block;font-size:11px;font-weight:700;color:var(--muted);margin-bottom:3px;letter-spacing:.3px}
 .responsive-table td:first-child::before{display:none}
 .product-page .table-wrap:has(.responsive-table){overflow:visible}
 .mobile-guide-bar{position:fixed;bottom:0;left:0;right:0;z-index:21;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 20px calc(10px + env(safe-area-inset-bottom));background:#fffefaf7;border-top:1px solid var(--line);backdrop-filter:blur(14px);box-shadow:0 -6px 22px #26252206}
 .mobile-guide-bar>span{display:flex;flex-direction:column;line-height:1.5;flex-shrink:0}
 .mobile-guide-bar strong{font-size:12px}
 .mobile-guide-bar small{font-size:11px;color:var(--muted)}
 .mobile-guide-bar .action{min-height:44px;font-size:12px;padding:9px 12px;gap:0}
 .product-page{padding-bottom:82px}
 .product-page .top{bottom:92px;width:38px;height:38px;right:12px}
}
@media(max-width:380px){
 .hero-actions{align-items:stretch;flex-direction:column;gap:4px}
 .hero-primary{align-self:flex-start}
 .secondary-action{min-height:38px}
 .device-card{padding:14px;gap:11px}
 .device-content{display:flex}
 .device-content .device-link{align-self:flex-start;margin-top:6px}
 .hero-meta{gap:23px}
 .mobile-guide-bar{padding-inline:14px;gap:8px}
 .mobile-guide-bar .action{font-size:11px;padding-inline:10px}
}
@media(prefers-reduced-motion:reduce){.device-card{transition:none}.device-card:hover{transform:none}}