/* BusqueCasa Chat VIP V2 — responsivo proporcional */
@media(max-width:768px){
 .bc-chat-window{right:10px;left:10px;bottom:10px;width:auto;height:min(760px,calc(100dvh - 20px));border-radius:25px}
 .bc-chat-launcher{right:16px;bottom:16px;width:62px;height:62px;border-radius:21px}
 .bc-chat-header{min-height:148px;padding:15px}.bc-chat-header-avatar{width:54px;height:54px;margin-top:28px}.bc-chat-header-avatar svg{width:34px;height:34px}.bc-chat-header-title{font-size:12px}.bc-chat-header-subtitle{font-size:13px;max-width:225px}.bc-chat-messages{padding:15px}.bc-chat-message-content{max-width:88%;font-size:14px}.bc-chat-buttons{margin-left:39px}
 .bc-chat-buttons.bc-chat-primary-cards{margin-left:39px;width:calc(100% - 39px)}
 .bc-chat-primary-cards .bc-chat-button{min-height:98px;grid-template-columns:44px 1fr 16px;padding:12px 11px}.bc-chat-choice-icon{width:42px;height:42px;font-size:22px}.bc-chat-choice-title{font-size:14px}.bc-chat-choice-subtitle{font-size:10.5px}
 .bc-chat-buttons.bc-chat-secondary-pills{margin-left:39px;width:calc(100% - 39px)}
}
@media(max-width:520px){
 .bc-chat-window{right:0;left:0;bottom:0;height:100dvh;max-width:none;border-radius:0;border:0}
 .bc-chat-root.is-open .bc-chat-launcher{display:none}
 .bc-chat-header{min-height:138px;padding:13px}.bc-chat-header-avatar{width:48px;height:48px;margin-top:27px}.bc-chat-header-title{font-size:11px;padding:5px 9px}.bc-chat-header-subtitle{font-size:12px;max-width:190px}.bc-chat-close{width:38px;height:38px}
 .bc-chat-message-content{max-width:88%}.bc-chat-phone-step .bc-chat-input-area{padding-left:14px;padding-right:14px}
 .bc-chat-buttons.bc-chat-primary-cards{grid-template-columns:1fr 1fr;gap:8px;margin-left:0;width:100%}.bc-chat-primary-cards .bc-chat-button{min-height:104px;grid-template-columns:40px 1fr 14px;column-gap:9px}.bc-chat-choice-icon{width:38px;height:38px;font-size:20px}.bc-chat-choice-title{font-size:13px}.bc-chat-choice-subtitle{font-size:10px}.bc-chat-choice-arrow{font-size:20px}
 .bc-chat-buttons.bc-chat-secondary-pills{margin-left:0;width:100%;gap:6px}.bc-chat-secondary-pills .bc-chat-button{font-size:12px;padding:10px 7px}
}
@media(max-width:360px){.bc-chat-primary-cards .bc-chat-button{grid-template-columns:34px 1fr 12px;min-height:98px}.bc-chat-choice-icon{width:34px;height:34px;font-size:18px}.bc-chat-choice-title{font-size:12px}.bc-chat-choice-subtitle{font-size:9.5px}}