/* Khung chat trực tiếp Cô Ba Tour. Máy tính: hộp nổi cạnh cột nút liên hệ; điện thoại: toàn màn hình. */
.cobatour-chat{position:fixed;right:84px;bottom:76px;z-index:100000;display:flex;flex-direction:column;width:360px;height:min(540px,calc(100vh - 110px));background:#fff;border-radius:16px;box-shadow:0 16px 48px rgba(0,0,0,.24);overflow:hidden;font-size:15px;color:#1f2937}
.cobatour-chat[hidden]{display:none}
.cobatour-chat-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 12px 14px 18px;background:#1f2937;color:#fff}
.cobatour-chat-head strong{display:block;font-size:16px}
.cobatour-chat-status{display:block;font-size:13px;opacity:.85;margin-top:2px}
.cobatour-chat-close{display:grid;place-items:center;width:44px;height:44px;margin:0;padding:0;border:0;border-radius:50%;background:transparent;color:#fff;cursor:pointer;min-height:0}
.cobatour-chat-close:hover{background:rgba(255,255,255,.12)}
.cobatour-chat-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px;background:#f7f5f2;overscroll-behavior:contain}
.cobatour-chat-msg{max-width:82%;padding:9px 12px;border-radius:14px;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.cobatour-chat-msg time{display:block;margin-top:3px;font-size:11px;opacity:.65}
.cobatour-chat-msg.is-owner{align-self:flex-start;background:#fff;border:1px solid #e5e7eb;border-bottom-left-radius:4px}
.cobatour-chat-msg.is-guest{align-self:flex-end;background:#f99b1c;color:#1f2937;border-bottom-right-radius:4px}
.cobatour-chat-chips{display:flex;flex-wrap:wrap;gap:8px;padding:10px 16px 0;background:#f7f5f2}
.cobatour-chat-chips[hidden]{display:none}
.cobatour-chat-chips button{margin:0;padding:8px 12px;min-height:40px;border:1px solid #f99b1c;border-radius:999px;background:#fff;color:#b45309;font-size:14px;font-weight:600;line-height:1.2;text-transform:none;letter-spacing:0;cursor:pointer}
.cobatour-chat-chips button:hover{background:#fff7ec}
.cobatour-chat-contact{position:relative;margin:0;padding:10px 16px;background:#fff7ec;border-top:1px solid #fde4bf}
.cobatour-chat-contact[hidden]{display:none}
.cobatour-chat-contact label{display:block;margin:0 64px 6px 0;font-size:13px;font-weight:600;color:#1f2937}
.cobatour-chat-contact div{display:flex;gap:8px}
.cobatour-chat-contact input{flex:1;margin:0;height:44px;font-size:16px;border-radius:10px}
.cobatour-chat-contact button[type=submit]{margin:0;min-height:44px;padding:0 16px;border:0;border-radius:10px;background:#1f2937;color:#fff;font-weight:700;text-transform:none;cursor:pointer}
.cobatour-chat-skip{position:absolute;top:6px;right:8px;min-width:44px;min-height:32px!important;margin:0;padding:0;min-height:0;border:0;background:none;color:#4b5563;font-size:13px;text-decoration:underline;text-transform:none;cursor:pointer}
.cobatour-chat-error{margin:0;padding:8px 16px;background:#fef2f2;color:#b91c1c;font-size:14px}
.cobatour-chat-error[hidden]{display:none}
.cobatour-chat-form{display:flex;align-items:flex-end;gap:8px;margin:0;padding:10px 12px;border-top:1px solid #e5e7eb}
.cobatour-chat-form textarea{flex:1;margin:0;min-height:44px;max-height:120px;padding:10px 12px;font-size:16px;line-height:1.4;border-radius:12px;resize:none;box-shadow:none;overflow-y:hidden}
.cobatour-chat-form button{display:grid;place-items:center;flex:none;width:44px;height:44px;min-height:0;margin:0;padding:0;border:0;border-radius:50%;background:#f99b1c;color:#1f2937;cursor:pointer}
.cobatour-chat-form button:disabled{opacity:.5;cursor:wait}
.cobatour-chat-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px}
.cobatour-chat-note{margin:0;padding:0 16px 10px;font-size:12px;color:#4b5563}
.cobatour-chat-note a{color:#b45309;text-decoration:underline}
.cobatour-chat button:focus-visible,.cobatour-chat a:focus-visible{outline:3px solid #b45309;outline-offset:2px}
@media (max-width:849px){
	.cobatour-chat{inset:0;width:auto;height:100vh;height:100dvh;border-radius:0;padding-bottom:env(safe-area-inset-bottom)}
	.cobatour-chat-head{padding-top:max(14px,env(safe-area-inset-top))}
	html.cobatour-chat-open,html.cobatour-chat-open body{overflow:hidden}
}
@media (prefers-reduced-motion:no-preference){.cobatour-chat:not([hidden]){animation:cobatour-chat-in .2s ease-out}}
@keyframes cobatour-chat-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.cobatour-chat-msg.is-pending{opacity:.7}
.cobatour-chat-msg.is-failed{background:#fee2e2;color:#991b1b;cursor:pointer}