/* Thành An CRM - Nhóm nội bộ chung (V1) */
:root{--ta-chat-blue:#0d6efd;--ta-chat-navy:#0f2747;--ta-chat-line:#e2e8f0;--ta-chat-muted:#64748b;--ta-chat-bg:#f8fafc}
#taInternalChatRoot{position:fixed;right:20px;bottom:20px;z-index:2147483000;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#0f172a}
#taInternalChatRoot *{box-sizing:border-box}
.ta-chat-launcher{position:relative;width:54px;height:54px;border:0;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#1684ff,#0b63e5);color:#fff;box-shadow:0 12px 30px rgba(13,110,253,.32);cursor:pointer;font-size:25px;transition:transform .15s ease,box-shadow .15s ease}
.ta-chat-launcher:hover{transform:translateY(-1px);box-shadow:0 15px 34px rgba(13,110,253,.38)}
.ta-chat-launcher:focus-visible,.ta-chat-btn:focus-visible,.ta-chat-send:focus-visible,.ta-chat-input:focus-visible{outline:3px solid rgba(59,130,246,.28);outline-offset:2px}
.ta-chat-badge{position:absolute;right:-5px;top:-5px;min-width:21px;height:21px;padding:0 5px;border:2px solid #fff;border-radius:999px;display:none;align-items:center;justify-content:center;background:#ef4444;color:#fff;font-size:11px;font-weight:800;line-height:1}
.ta-chat-panel{position:absolute;right:0;bottom:66px;width:380px;height:520px;max-height:calc(100vh - 100px);display:none;grid-template-rows:auto 1fr auto;background:#fff;border:1px solid #dbe3ee;border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(15,39,71,.2)}
.ta-chat-panel.is-open{display:grid}
.ta-chat-header{display:flex;align-items:center;gap:10px;padding:12px 12px 11px;background:#fff;border-bottom:1px solid var(--ta-chat-line)}
.ta-chat-group-icon{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#eaf3ff;color:#0b6ae8;font-size:19px;flex:0 0 auto}
.ta-chat-title-wrap{min-width:0;flex:1}.ta-chat-title{font-size:14px;font-weight:800;line-height:1.25;color:#10213c;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ta-chat-presence{margin-top:3px;display:flex;align-items:center;gap:5px;color:#64748b;font-size:11px}.ta-chat-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 2px rgba(34,197,94,.12)}
.ta-chat-actions{display:flex;gap:2px}.ta-chat-btn{width:31px;height:31px;border:0;border-radius:8px;background:transparent;color:#64748b;display:grid;place-items:center;cursor:pointer;font-size:17px}.ta-chat-btn:hover{background:#f1f5f9;color:#0f172a}
.ta-chat-settings{position:absolute;right:10px;top:58px;width:250px;padding:10px;background:#fff;border:1px solid var(--ta-chat-line);border-radius:12px;box-shadow:0 16px 35px rgba(15,23,42,.14);display:none;z-index:5}.ta-chat-settings.is-open{display:block}.ta-chat-settings-title{font-size:12px;font-weight:800;color:#0f172a;margin:1px 4px 8px}.ta-chat-setting-option{display:flex;align-items:flex-start;gap:8px;padding:8px;border-radius:9px;cursor:pointer}.ta-chat-setting-option:hover{background:#f8fafc}.ta-chat-setting-option input{margin-top:2px}.ta-chat-setting-option strong{display:block;font-size:12px;color:#1e293b}.ta-chat-setting-option span{display:block;margin-top:2px;font-size:10.5px;line-height:1.35;color:#64748b}
.ta-chat-messages{overflow-y:auto;padding:13px 12px;background:#f7f9fc;scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent}.ta-chat-empty{height:100%;display:grid;place-items:center;text-align:center;color:#94a3b8;font-size:12px;padding:30px}.ta-chat-row{display:flex;align-items:flex-start;gap:8px;margin-bottom:11px}.ta-chat-row.is-mine{flex-direction:row-reverse}.ta-chat-avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;background:#dbeafe;color:#1d4ed8;font-size:10px;font-weight:900;border:1px solid rgba(59,130,246,.15)}.ta-chat-row.is-mine .ta-chat-avatar{background:#e2e8f0;color:#475569;border-color:#cbd5e1}.ta-chat-content{max-width:80%;min-width:0}.ta-chat-meta{display:flex;align-items:center;gap:5px;margin:0 3px 4px;font-size:10px;color:#94a3b8}.ta-chat-row.is-mine .ta-chat-meta{justify-content:flex-end}.ta-chat-name{font-weight:800;color:#2563eb;max-width:150px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ta-chat-row.is-mine .ta-chat-name{color:#475569}.ta-chat-role{color:#94a3b8}.ta-chat-bubble{padding:8px 10px;border-radius:12px 12px 12px 4px;background:#fff;border:1px solid #e2e8f0;color:#1e293b;font-size:12px;line-height:1.45;word-break:break-word;white-space:pre-wrap;box-shadow:0 1px 1px rgba(15,23,42,.02)}.ta-chat-row.is-mine .ta-chat-bubble{border-color:#cfe1ff;background:#eaf3ff;border-radius:12px 12px 4px 12px}.ta-chat-mention{font-weight:800;color:#0b6ae8}
.ta-chat-compose{padding:10px;background:#fff;border-top:1px solid var(--ta-chat-line)}.ta-chat-compose-row{display:flex;align-items:flex-end;gap:7px}.ta-chat-input{min-height:38px;max-height:92px;resize:none;flex:1;border:1px solid #cbd5e1;border-radius:11px;padding:9px 11px;font:inherit;font-size:12px;line-height:1.4;color:#0f172a;background:#fff;overflow-y:auto}.ta-chat-input::placeholder{color:#94a3b8}.ta-chat-input:focus{border-color:#60a5fa}.ta-chat-send{width:38px;height:38px;border:0;border-radius:10px;background:#0d6efd;color:#fff;display:grid;place-items:center;cursor:pointer;font-size:18px;flex:0 0 auto}.ta-chat-send:disabled{opacity:.45;cursor:not-allowed}.ta-chat-hint{margin-top:6px;color:#94a3b8;font-size:9.5px;text-align:right}
.ta-chat-toast{position:absolute;right:0;bottom:68px;width:295px;padding:10px 12px;background:#0f2747;color:#fff;border-radius:11px;box-shadow:0 12px 30px rgba(15,39,71,.24);font-size:11px;line-height:1.4;display:none}.ta-chat-toast.is-show{display:block;animation:taChatIn .18s ease-out}.ta-chat-toast strong{display:block;margin-bottom:2px;color:#fff;font-size:11.5px}.ta-chat-toast span{color:#dbeafe;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@keyframes taChatIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:640px){#taInternalChatRoot{right:12px;bottom:12px}.ta-chat-launcher{width:50px;height:50px}.ta-chat-panel{position:fixed;right:10px;left:10px;bottom:70px;width:auto;height:min(520px,calc(100dvh - 90px));max-height:none;border-radius:15px}.ta-chat-content{max-width:84%}.ta-chat-settings{position:fixed;right:18px;top:auto;bottom:calc(min(520px,100dvh - 90px) + 18px);max-width:calc(100vw - 36px)}}
@media(prefers-reduced-motion:reduce){.ta-chat-launcher,.ta-chat-toast{transition:none;animation:none}}