/* V14.4: gruppo intestazione fisso, con tema e rete */
.byd-v14-topbar{position:sticky!important;top:0;z-index:8000;grid-template-rows:auto auto!important;max-height:min(44vh,340px);overflow:visible;box-shadow:0 3px 12px var(--bydi-ui-header-shadow)}
.byd-v14-topbar .byd-theme-stack{grid-column:1;grid-row:1;justify-self:start;display:flex;flex-direction:column;align-items:center;gap:5px}
.byd-v14-topbar .byd-theme-control{grid-column:auto!important;grid-row:auto!important}
.byd-connection{font-size:13px;font-weight:750;white-space:nowrap;color:var(--bydi-appearance-4be0a5)}
.byd-connection.is-offline{color:var(--bydi-appearance-ffc577)}
.byd-fixed-actions{grid-column:1/-1;grid-row:2;width:100%;min-width:0}
.byd-fixed-actions .byd-test-actions{margin:2px 0 0!important;gap:8px}
.byd-fixed-actions .byd-test-actions button{min-height:40px}
#bydHelpButton{position:absolute;right:clamp(12px,2vw,32px);bottom:calc(100% - 38px);z-index:3;border:1px solid var(--bydi-ui-help-border);background:var(--bydi-ui-help-dark-bg);color:white;border-radius:50%;height:28px;width:28px;font-weight:800;cursor:pointer}
.byd-footer-group-link{color:inherit;text-decoration:underline;text-underline-offset:2px}
.byd-answer-actions{display:flex;flex-wrap:wrap;gap:7px;margin:6px 0 10px}
.byd-answer-actions button{border:1px solid var(--bydi-ui-answer-action-border);background:var(--bydi-ui-answer-action-dark-bg);color:var(--bydi-ui-answer-action-dark-text);border-radius:9px;padding:8px 10px;cursor:pointer;font-size:12px}
html[data-byd-theme="light"] .byd-answer-actions button{background:var(--bydi-ui-answer-action-light-bg);color:var(--bydi-ui-answer-action-light-text)}
html[data-byd-theme="light"] #bydHelpButton{background:var(--bydi-ui-answer-action-light-bg);color:var(--bydi-ui-answer-action-light-text)}
html[data-byd-theme="light"] .byd-connection{color:var(--bydi-appearance-127944)}
html[data-byd-theme="light"] .byd-connection.is-offline{color:var(--bydi-appearance-a15b04)}
@media(max-width:950px){.byd-v14-topbar .byd-theme-stack{grid-column:1;grid-row:1}.byd-v14-topbar{grid-template-rows:auto auto auto!important}.byd-fixed-actions{grid-row:3}.byd-v14-topbar #bydHelpButton{top:6px;bottom:auto;right:7px}}
@media(max-width:560px){.byd-v14-topbar{padding:7px!important;gap:4px!important;max-height:48vh}.byd-v14-topbar .byd-brand-logo{width:min(100%,62px)!important}.byd-brand-name{font-size:clamp(13px,3.6vw,18px)!important}.byd-v14-topbar .byd-brand-sub{font-size:9px!important}.byd-connection{font-size:11px}.byd-fixed-actions .byd-test-actions{flex-wrap:nowrap;gap:3px}.byd-fixed-actions .byd-test-actions button{flex:1 1 0!important;font-size:10px!important;padding:6px 3px;min-height:38px;line-height:1.2}.byd-v14-topbar #bydHelpButton{width:23px;height:23px;font-size:12px;right:5px;top:4px}.byd-v14-topbar .byd-theme-stack{align-items:flex-start}}