/* v54 | Απλή επιστροφή στην κορυφή, χωρίς βέλη */
.back-to-top{position:fixed;z-index:110;right:20px;bottom:24px;width:62px;height:62px;padding:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;border:1px solid #1a1820;background:#1a1820;color:#fff;border-radius:0;box-shadow:0 6px 16px rgba(0,0,0,.17);font-family:inherit;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(15px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top span{font-weight:850;font-size:13px;line-height:1.1;letter-spacing:.035em}
.back-to-top small{font-size:9px;letter-spacing:.17em;color:#cdbff0}
.back-to-top:hover,.back-to-top:focus-visible{background:#674bd2;border-color:#674bd2}
.back-to-top:focus-visible{outline:2px solid #9b83e8;outline-offset:3px}
body:has(#cookie-banner:not([hidden])) .back-to-top{opacity:0!important;visibility:hidden!important;pointer-events:none}
@media(max-width:600px){.back-to-top{right:14px;bottom:calc(15px + env(safe-area-inset-bottom,0px));width:56px;height:56px}}
@media(prefers-reduced-motion:reduce){.back-to-top{transition:none!important}}