[hidden]{display:none !important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0}
img{max-width:100%}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #2446D8;outline-offset:3px}
.tabbtn{font:inherit;cursor:pointer;border:0;border-radius:999px;padding:0 20px;min-height:44px;font-weight:700;background:transparent;color:#111318}
.tabbtn.on{background:#2446D8;color:#FFFFFF}
[data-step]{transition:none}
.form-ok{padding:14px 16px;border-radius:14px;background:#E6F4EA;color:#1D6B34;font-weight:600}
@media (max-width: 960px){.sbox{overflow:hidden}}
[id]{scroll-margin-top:96px}
/* 3B koliler: döndüren dış katmanlar da 3B yapıyı korusun */
.scene div:not(.face):not(.lbl):not(.barcode){transform-style:preserve-3d}