.chat-dm-btn{margin-top:8px;display:inline-flex;align-items:center;gap:5px;background:rgba(13,148,136,0.12);color:#0d9488;border:1px solid rgba(13,148,136,0.3);border-radius:8px;padding:6px 12px;font-size:12.5px;font-weight:800;cursor:pointer;font-family:inherit;}
    .dm-modal{position:fixed;inset:0;z-index:9000;background:rgba(15,23,42,0.55);display:flex;align-items:center;justify-content:center;padding:16px;}
    .dm-panel{width:100%;max-width:440px;height:min(78vh,640px);background:var(--bg,#fff);border-radius:16px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,0.35);}
    .dm-head{display:flex;align-items:center;gap:8px;padding:13px 14px;border-bottom:1px solid var(--border,rgba(0,0,0,0.08));background:linear-gradient(135deg,#0d9488,#0ea5e9);color:#fff;}
    .dm-head-title{flex:1;min-width:0;font-size:14.5px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
    .dm-back,.dm-close{background:rgba(255,255,255,0.18);color:#fff;border:none;width:30px;height:30px;border-radius:8px;font-size:15px;cursor:pointer;flex-shrink:0;font-family:inherit;}
    .dm-list{flex:1;overflow-y:auto;padding:10px;}
    .dm-room{display:block;width:100%;text-align:left;background:var(--bg-soft,#f8fafc);border:1px solid var(--border,rgba(0,0,0,0.07));border-radius:12px;padding:11px 13px;margin-bottom:8px;cursor:pointer;font-family:inherit;}
    .dm-room-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:3px;}
    .dm-room-tag{font-size:10.5px;font-weight:800;color:#0f766e;background:rgba(13,148,136,0.12);padding:2px 7px;border-radius:999px;}
    .dm-room-other{font-size:11.5px;color:var(--txt-lo,#94a3b8);font-weight:700;}
    .dm-room-title{font-size:13.5px;font-weight:800;color:var(--txt-hi,#0f172a);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
    .dm-room-last{font-size:12px;color:var(--txt-lo,#94a3b8);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px;}
    .dm-thread{flex:1;display:flex;flex-direction:column;min-height:0;}
    .dm-log{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:9px;}
    .dm-input-bar{display:flex;gap:8px;padding:10px;border-top:1px solid var(--border,rgba(0,0,0,0.08));}
    .dm-input-bar input{flex:1;border:1px solid var(--border,rgba(0,0,0,0.12));border-radius:10px;padding:10px 12px;font-size:13.5px;font-family:inherit;background:var(--bg,#fff);color:var(--txt-hi,#0f172a);}
    .dm-input-bar button{background:#0d9488;color:#fff;border:none;border-radius:10px;padding:0 16px;font-weight:800;font-size:13px;cursor:pointer;font-family:inherit;}
    .dm-empty{color:var(--txt-lo,#94a3b8);font-size:12.5px;text-align:center;padding:28px 16px;line-height:1.6;}
    .dm-viewer-btn{display:block;width:100%;margin-top:10px;background:rgba(13,148,136,0.1);color:#0d9488;border:1px solid rgba(13,148,136,0.35);border-radius:10px;padding:11px;font-weight:800;font-size:13.5px;cursor:pointer;font-family:inherit;text-align:center;}