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.bp-layer{margin-top:8px}.bp-type{display:flex;flex-direction:column;gap:4px}.bp-t-title{font-size:18px;font-weight:500;color:var(--ds-text)}.bp-t-body{font-size:15px;line-height:1.5;color:var(--ds-text)}.bp-t-muted{font-size:13px;color:var(--ds-text-muted)}.bp-icons{display:flex;align-items:center;gap:16px;color:var(--ds-text)}.bp-search{display:flex;align-items:center;gap:8px;margin-top:10px;padding:0 14px;border-radius:var(--ds-radius-md);border:1px solid var(--ds-border);background:var(--ds-surface-2);color:var(--ds-text-muted)}.bp-search input{flex:1;border:none;outline:none;background:transparent;color:var(--ds-text);font-size:15px;padding:11px 0;font-family:inherit}.bp-convhead{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--ds-border);border-radius:var(--ds-radius-lg);background:var(--ds-surface)}.bp-ch-name{display:flex;align-items:center;gap:6px;font-weight:500;color:var(--ds-text)}.bp-ch-name svg{color:var(--ds-text-muted)}.bp-ch-status{font-size:13px;color:var(--ds-success)}.bp-icon-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--ds-radius-pill);border:none;background:transparent;color:var(--ds-text-muted);cursor:pointer;transition:background var(--ds-transition-fast),color var(--ds-transition-fast)}.bp-icon-btn:hover{background:var(--ds-surface-muted);color:var(--ds-text)}.bp-composer{display:flex;align-items:center;gap:8px;padding:6px 6px 6px 8px;border:1px solid var(--ds-border);border-radius:var(--ds-radius-pill);background:var(--ds-surface-2)}.bp-composer input{flex:1;border:none;outline:none;background:transparent;color:var(--ds-text);font-size:15px;font-family:inherit}.bp-send{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--ds-radius-pill);border:none;background:var(--ds-primary);color:var(--ds-on-primary);cursor:pointer;flex-shrink:0}.bp-empty{display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px;color:var(--ds-primary)}.bp-empty-text{color:var(--ds-text-muted);font-size:14px}.bp-chat{display:flex;align-items:center;gap:12px;padding:12px;background:var(--ds-surface);border-radius:var(--ds-radius-lg);border:1px solid var(--ds-border)}.bp-avatar{width:46px;height:46px;border-radius:50%;background:var(--ds-brand-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;flex-shrink:0}.bp-chat-meta{flex:1;min-width:0}.bp-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.bp-chat-name{font-weight:700;font-size:15px}.bp-time{font-size:12px;color:var(--ds-text-muted);flex-shrink:0}.bp-chat-prev{color:var(--ds-text-muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:2px}.bp-badge{min-width:20px;height:20px;padding:0 6px;border-radius:var(--ds-radius-pill);background:var(--ds-primary);color:var(--ds-on-primary);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.bp-dot-online{width:9px;height:9px;border-radius:50%;background:var(--ds-success);flex-shrink:0}.bp-bubbles{display:flex;flex-direction:column;gap:8px;padding:14px;background:var(--ds-bg);border:1px solid var(--ds-border);border-radius:var(--ds-radius-lg)}.bp-brow{display:flex}.bp-brow.mine{justify-content:flex-end}.bp-bubble{max-width:78%;padding:9px 13px;border-radius:var(--ds-radius-lg);font-size:15px;line-height:1.4;box-shadow:var(--ds-shadow-sm)}.bp-bubble.theirs{background:var(--ds-bubble-in);color:var(--ds-bubble-in-text);border:1px solid var(--ds-border);border-bottom-left-radius:4px}.bp-bubble.mine{background:var(--ds-brand-gradient);color:var(--ds-bubble-out-text);border-bottom-right-radius:4px}.bp-bubble .foot{display:flex;align-items:center;justify-content:flex-end;gap:4px;font-size:11px;opacity:.85;margin-top:3px}.bp-bubble-time{color:var(--ds-text-muted)}.bp-typing{display:inline-flex;gap:3px;align-items:center;padding:11px 14px}.bp-typing span{width:6px;height:6px;border-radius:50%;background:var(--ds-text-muted);animation:bp-blink 1.2s infinite ease-in-out both}.bp-typing span:nth-child(2){animation-delay:.2s}.bp-typing span:nth-child(3){animation-delay:.4s}@keyframes bp-blink{0%,80%,to{opacity:.3}40%{opacity:1}}