/* V14.4.6: esclusivamente layout smartphone; logica V14.4.1 invariata. */
@media (max-width:700px){
 .byd-v14-topbar{grid-template-columns:minmax(0,1fr) 84px!important;grid-template-rows:auto auto auto!important;align-items:center!important;row-gap:6px!important;padding:8px 8px 9px!important;min-height:0!important;max-height:none!important}
 /* Barra servizi: un'unica riga, nell'ordine tema, rete, aiuto. */
 .byd-v14-topbar .byd-theme-stack{grid-column:1!important;grid-row:1!important;display:flex!important;flex-direction:row!important;flex-wrap:nowrap!important;align-items:center!important;justify-content:flex-start!important;justify-self:start!important;gap:9px!important;min-width:0!important;width:100%!important}
 .byd-v14-topbar .byd-theme-control{display:flex!important;align-items:center!important;flex:0 0 auto!important;gap:3px!important;order:0!important}
 .byd-v14-topbar .byd-theme-toggle{width:43px!important;height:24px!important;padding:2px!important}
 .byd-v14-topbar .byd-theme-knob{width:18px!important;height:18px!important}
 .byd-v14-topbar .byd-theme-symbol{font-size:16px!important}
 .byd-v14-topbar .byd-status-row{display:flex!important;align-items:center!important;justify-content:flex-start!important;gap:5px!important;order:1!important;min-width:0!important}
 .byd-v14-topbar .byd-connection{font-size:clamp(10px,2.8vw,13px)!important;white-space:nowrap!important}
 .byd-v14-topbar #bydHelpButton{position:static!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;flex:0 0 25px!important;width:25px!important;height:25px!important;font-size:15px!important;line-height:1!important}
 /* Stemma ufficiale sempre presente a destra, senza sovrapporsi al titolo. */
 .byd-v14-topbar .byd-brand-logo{grid-column:2!important;grid-row:1/3!important;justify-self:center!important;align-self:center!important;width:min(100%,82px)!important;height:auto!important;aspect-ratio:1/1!important;max-width:82px!important;max-height:none!important}
 .byd-v14-topbar .brand{grid-column:1!important;grid-row:2!important;justify-self:center!important;align-self:center!important;width:100%!important;min-width:0!important;max-width:100%!important;text-align:center!important;padding:9px 0 6px!important}
 .byd-v14-topbar .brand-copy{width:100%!important;text-align:center!important}
 .byd-v14-topbar .byd-brand-name{display:block!important;font-size:clamp(14px,3.9vw,21px)!important;line-height:1.2!important;letter-spacing:-.055em!important;white-space:nowrap!important}
 .byd-v14-topbar .byd-brand-sub{font-size:clamp(8px,2.15vw,11px)!important;line-height:1.25!important;letter-spacing:0!important;white-space:nowrap!important;margin-top:5px!important}
 .byd-v14-topbar .byd-fixed-actions{grid-column:1/-1!important;grid-row:3!important}
 /* Seconda testata: robottino animato a sinistra, titolo e versione a destra. */
 .chat-head{display:grid!important;grid-template-columns:minmax(0,120px) minmax(0,1fr)!important;align-items:center!important;justify-content:center!important;column-gap:12px!important;row-gap:10px!important;padding:16px 12px 8px!important;text-align:center!important}
 .chat-head .bot-avatar{grid-column:1!important;grid-row:1!important;justify-self:center!important;align-self:center!important;width:clamp(92px,27vw,120px)!important;height:clamp(92px,27vw,120px)!important;flex:initial!important;max-width:100%!important;overflow:hidden!important}
 .chat-head .byd-chat-intro{display:contents!important}
 .chat-head .byd-chat-intro h2{grid-column:2!important;grid-row:1!important;align-self:center!important;justify-self:center!important;text-align:left!important;font-size:clamp(17px,5vw,25px)!important;line-height:1.13!important;letter-spacing:.01em!important;overflow-wrap:normal!important;word-break:normal!important;margin:0!important}
 .chat-head .byd-version{display:block!important;font-size:clamp(13px,3.6vw,17px)!important;font-weight:400!important;letter-spacing:0!important;margin-top:8px!important;white-space:nowrap!important}
 .chat-head .byd-chat-welcome{grid-column:1/-1!important;grid-row:2!important;text-align:center!important;justify-self:center!important;max-width:100%!important;margin:7px 0 0!important}
 .chat-head .byd-chat-description{grid-column:1/-1!important;grid-row:3!important;text-align:center!important;justify-self:center!important;max-width:100%!important;margin:2px 0 0!important}
}
@media(max-width:375px){
 .byd-v14-topbar{grid-template-columns:minmax(0,1fr) 70px!important}
 .byd-v14-topbar .byd-brand-logo{width:68px!important}
 .byd-v14-topbar .byd-theme-stack{gap:5px!important}
 .byd-v14-topbar .byd-brand-name{font-size:clamp(12px,3.8vw,15px)!important}
 .chat-head{grid-template-columns:minmax(0,100px) minmax(0,1fr)!important;column-gap:8px!important}
 .chat-head .bot-avatar{width:94px!important;height:94px!important}
 .chat-head .byd-chat-intro h2{font-size:clamp(16px,4.6vw,19px)!important}
 .chat-head .byd-version{font-size:12px!important}
}