.md-chat{font-family:Segoe UI,Arial,sans-serif;color:#1a1a1a}
.md-chat *{box-sizing:border-box}
.md-chat-shell{background:#fff;overflow:hidden}
.md-chat:not(.md-chat-full) .md-chat-shell{border:none;box-shadow:none;border-radius:0;background:transparent}
.md-chat-full .md-chat-shell{height:100vh;border:none;border-radius:0;display:flex;flex-direction:column;background:#fff}
.md-chat-top{background:linear-gradient(135deg,#2271b1,#1e5f93);color:#fff;padding:12px 14px;display:flex;justify-content:space-between;gap:10px;align-items:center}
.md-chat:not(.md-chat-full) .md-chat-top{display:none}
.md-chat-title{font-weight:700;font-size:.95rem}
.md-chat-actions{display:flex;gap:6px;align-items:center}
.md-chat-chip{background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:999px;padding:4px 9px;font-size:.72rem;text-decoration:none;cursor:pointer}
.md-chat-chip:hover{background:rgba(255,255,255,.28)}
.md-chat-userbar{padding:10px 0 10px 0;background:transparent;border-bottom:1px solid #e6eaf0;display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.md-chat-full .md-chat-userbar{padding:10px 14px;background:#f8fafc}
.md-chat-user{display:flex;align-items:center;gap:8px;min-width:0}
.md-chat-avatar{width:30px;height:30px;border-radius:50%;background:#2271b1;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;flex:0 0 auto}
.md-chat-name{font-weight:700;font-size:.86rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px}
.md-chat-admin{background:#facc15;color:#422006;border-radius:999px;padding:2px 7px;font-size:.65rem;font-weight:800}
.md-chat-smallbtn{border:1px solid #d7dee8;background:#fff;color:#334155;border-radius:999px;padding:4px 8px;font-size:.7rem;cursor:pointer}
.md-chat-smallbtn:hover{background:#f1f5f9}
.md-chat-messages{height:280px;overflow-y:auto;overflow-x:hidden;background:#f8fafc;padding:10px;border-radius:12px;margin:10px 0;scroll-behavior:smooth;border:1px solid #e6eaf0}
.md-chat-full .md-chat-messages{height:auto;flex:1;border-radius:0;margin:0;border-left:none;border-right:none}
.md-chat-empty,.md-chat-loading{color:#94a3b8;text-align:center;padding:28px 10px;font-size:.85rem}
.md-chat-msg{background:#fff;border:1px solid #e6eaf0;border-radius:12px;padding:8px 9px;margin-bottom:8px;box-shadow:0 1px 3px rgba(15,23,42,.04);position:relative;max-width:100%;overflow:hidden}
.md-chat-msg.own{background:#eef7ff;border-color:#cfe9ff}
.md-chat-msg.admin{background:#fff7e6;border-color:#ffd991}
.md-chat-msg-head{display:flex;align-items:center;gap:6px;margin-bottom:4px;min-width:0}
.md-chat-msg-name{font-size:.78rem;font-weight:800;color:#2271b1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.md-chat-msg.admin .md-chat-msg-name{color:#b45309}
.md-chat-msg-time{font-size:.68rem;color:#94a3b8;white-space:nowrap;margin-left:auto}
.md-chat-msg-text{font-size:.84rem;line-height:1.45;color:#27364a;white-space:pre-wrap;word-break:break-word}
.md-chat-msg-actions{display:flex;gap:4px;margin-left:auto;flex-shrink:0}
.md-chat-iconbtn{border:1px solid #e2e8f0;background:#fff;border-radius:7px;padding:2px 5px;cursor:pointer;font-size:.75rem}
.md-chat-input{background:transparent}
.md-chat-full .md-chat-input{padding:10px 14px;background:#fff}
.md-chat-row{display:flex;gap:7px;align-items:flex-end}
.md-chat-textarea{flex:1;min-height:42px;max-height:110px;resize:none;border:1px solid #d7dee8;border-radius:12px;padding:9px 10px;font:inherit;font-size:.84rem;outline:none;min-width:0}
.md-chat-textarea:focus{border-color:#2271b1;box-shadow:0 0 0 3px rgba(34,113,177,.12)}
.md-chat-send{background:#2271b1;color:#fff;border:none;border-radius:12px;padding:10px 13px;font-weight:700;cursor:pointer}
.md-chat-send:hover{background:#1b5e91}
.md-chat-auth{padding-top:10px;margin-top:10px;border-top:1px dashed #e2e8f0;background:transparent}
.md-chat-full .md-chat-auth{padding:10px 14px;background:#fbfdff}
.md-chat-auth-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}
.md-chat-auth input{border:1px solid #d7dee8;border-radius:10px;padding:8px;font-size:.8rem;width:100%;min-width:0}
.md-chat-auth-buttons{display:flex;gap:7px;margin-top:7px}
.md-chat-auth-buttons button{flex:1;border:1px solid #d7dee8;border-radius:10px;padding:8px;cursor:pointer;font-weight:700}
.md-chat-login{background:#2271b1;color:#fff;border-color:#2271b1!important}
.md-chat-register{background:#fff;color:#334155}
.md-chat-hint{font-size:.68rem;color:#64748b;margin-top:7px;line-height:1.35}
.md-chat-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca;border-radius:10px;padding:8px;margin:8px 0;font-size:.78rem;display:none}
.md-chat-full .md-chat-error{margin:8px 14px}
.md-chat-full .md-chat-name{max-width:300px}
@media(max-width:500px){
.md-chat-messages{height:260px}
.md-chat-auth-grid{grid-template-columns:1fr}
.md-chat-row{gap:5px}
.md-chat-send{padding:10px}
}

/* v6: protect chat from page-level/global styles */
.md-chat,
.md-chat *{
    font-family:Segoe UI,Arial,sans-serif !important;
}

.md-chat button,
.md-chat input,
.md-chat textarea{
    font-family:Segoe UI,Arial,sans-serif !important;
}

.md-chat button{
    width:auto !important;
    margin:0 !important;
    box-shadow:none !important;
    line-height:1.2 !important;
}

.md-chat .md-chat-iconbtn{
    background:#fff !important;
    color:#334155 !important;
    border:1px solid #e2e8f0 !important;
    border-radius:7px !important;
    padding:2px 5px !important;
    width:auto !important;
    height:auto !important;
    min-width:24px !important;
    font-size:.75rem !important;
}

.md-chat .md-chat-smallbtn{
    background:#fff !important;
    color:#334155 !important;
    border:1px solid #d7dee8 !important;
    border-radius:999px !important;
    padding:4px 8px !important;
    font-size:.7rem !important;
    width:auto !important;
}

.md-chat .md-chat-send{
    background:#2271b1 !important;
    color:#fff !important;
    border:none !important;
    border-radius:12px !important;
    padding:10px 13px !important;
    font-size:.86rem !important;
    width:auto !important;
}

.md-chat .md-chat-login{
    background:#2271b1 !important;
    color:#fff !important;
    border:1px solid #2271b1 !important;
    border-radius:10px !important;
}

.md-chat .md-chat-register{
    background:#fff !important;
    color:#334155 !important;
    border:1px solid #d7dee8 !important;
    border-radius:10px !important;
}

.md-chat .md-chat-msg-name{
    color:#2271b1 !important;
    font-size:.78rem !important;
}

.md-chat .md-chat-msg.admin .md-chat-msg-name{
    color:#b45309 !important;
}

.md-chat .md-chat-msg-text{
    font-size:.84rem !important;
}

.md-chat .md-chat-msg-time{
    font-size:.68rem !important;
}

/* v10 final embedded reset */
.widget-content > .md-chat .md-chat-top{display:none!important}
.widget-content > .md-chat .md-chat-shell{border:0!important;box-shadow:none!important;border-radius:0!important;background:transparent!important}
.widget-content > .md-chat button.md-chat-iconbtn{background:#fff!important;color:#334155!important;border:1px solid #e2e8f0!important;border-radius:7px!important;padding:2px 5px!important;width:auto!important;height:auto!important;min-width:24px!important;font-size:12px!important}
.widget-content > .md-chat .md-chat-msg-name{color:#2271b1!important;font-size:12.5px!important}
.widget-content > .md-chat .md-chat-msg.admin .md-chat-msg-name{color:#b45309!important}
.widget-content > .md-chat .md-chat-msg-text{font-size:13.5px!important}
.widget-content > .md-chat .md-chat-msg-time{font-size:11px!important}
.widget-content > .md-chat .md-chat-messages{height:280px!important}

/* v13 UI polish */
.md-chat-user-actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.md-chat .md-chat-full-link{text-decoration:none!important;display:inline-flex;align-items:center}
.md-chat-msg-time{margin-left:auto!important}
.md-chat-msg-actions{margin-left:4px!important}
.md-chat-full .md-chat-msg-actions{margin-left:8px!important}
.md-chat-full .md-chat-msg-head{align-items:center!important}
.md-chat-full .md-chat-iconbtn{min-width:28px!important}