/* Cybereum · surface-art-direction-theme.css
   Theme-specific corrections for the shared surface art-direction layer. */

:root[data-theme="light"] body[data-shell-hero="dark"] .dycore.dycore{
  border-color:rgba(27,79,138,.18);
  background:
    radial-gradient(ellipse 68% 58% at 50% 44%,rgba(79,160,218,.12),transparent 72%),
    linear-gradient(165deg,#f8fbfe 0%,#eef4fa 56%,#e5edf6 100%);
  box-shadow:0 30px 90px -70px rgba(23,49,75,.32),inset 0 1px 0 rgba(255,255,255,.85);
}
:root[data-theme="light"] body[data-shell-hero="dark"] .dycore.dycore #terminal-log{
  background:rgba(255,255,255,.78);
  border-color:rgba(27,79,138,.14);
}
:root[data-theme="light"] body[data-shell-hero="dark"] .dycore.dycore .toggle-btn.active{
  background:rgba(27,79,138,.065);
  border-color:rgba(27,79,138,.18);
}
:root[data-theme="light"] body[data-shell-hero="dark"] .readout.readout,
:root[data-theme="light"] body[data-shell-hero="dark"] .plate.plate{
  border-color:rgba(27,79,138,.14);
  background:linear-gradient(180deg,rgba(79,160,218,.025),transparent 36%),#f8fafc;
  box-shadow:0 22px 64px -54px rgba(23,49,75,.28);
}

@media(prefers-contrast:more){
  :root[data-theme="light"] body[data-shell-hero="dark"] .dycore.dycore{border-color:var(--cyb-line-strong)}}