/* 04_181B — fallback.css (modifié - SANS fond blanc) */
:root{--sf-bg-url: none; --sf-primary:#111}
/* FOND BLANC SUPPRIMÉ à la demande du client */
/* #sf-bg-plate{position:fixed;inset:0;background:#fff;z-index:-2} */
#sf-bg-image{position:fixed;left:50%;top:0;transform:translateX(-50%);width:100%;max-width:1280px;height:100vh;background-repeat:no-repeat;background-size:contain;background-position:top center;opacity:1;z-index:-1;pointer-events:none}
/* Création si absent - SANS fond blanc */
/* body:not(:has(#sf-bg-plate))::before{content:"";position:fixed;inset:0;background:#fff;z-index:-2} */
body:not(:has(#sf-bg-image))::after{content:"";position:fixed;left:50%;top:0;transform:translateX(-50%);width:100%;max-width:1280px;height:100vh;background:var(--sf-bg-url) no-repeat top center/contain;opacity:1;z-index:-1;pointer-events:none}